301
FNUS51 KBOX 180909
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 AM EST SUN JAN 18 2026
DISCUSSION
FIRST ROUND OF PRECIPITATION EXPECTED TO WIND DOWN THIS EVENING.
A COASTAL STORM MAY BRING A PLOWABLE SNOW TO PORTIONS OF THE
REGION SUNDAY AFTERNOON INTO SUNDAY NIGHT, ESPECIALLY ACROSS
SOUTHEAST MA AND CAPE COD. DRIER WEATHER EXPECTED MONDAY.
MINIMUM RELATIVE HUMIDITY VALUES EXPECTED BETWEEN 65 TO
85 PERCENT SUNDAY, AND BETWEEN 45 TO 60 PERCENT MONDAY.
OUTLOOK...MONDAY NIGHT THROUGH SATURDAY
AN ARCTIC FRONT WILL DELIVER A SHOT OF BITTER COLD CONDITIONS
MONDAY NIGHT THROUGH TUESDAY NIGHT WITH SOME MODERATION IN
TEMPERATURES WEDNESDAY AS HIGH PRESSURE MOVES INTO THE REGION.
ANOTHER FRONTAL SYSTEM MAY IMPACT THE REGION SOMETIME THURSDAY
INTO FRIDAY.
MAZ015-182100-
SUFFOLK MA-
INCLUDING THE CITIES OF BOSTON, CHELSEA, REVERE, AND WINTHROP
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-2) 27 (-4) 34
RH % (24H TREND) 82 (+24) 100 (0) 53
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.13 0.34 0.05
PRECIP DURATION 9 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1420 590 4030
TRANSPORT WND (KTS) S 4 NE 9 W 24
VENT RATE (KT-FT) 5680 5310 96720
MAX ADI EARLY 11 POOR 9 POOR 54 GEN GOOD
MAX ADI LATE 9 POOR 8 POOR 95 GOOD
MAX LVORI EARLY 7 6 2
MAX LVORI LATE 7 6 2
MIN VSBY EARLY 3 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 80 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 12. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 18. HIGHS
IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ016-182100-
EASTERN NORFOLK MA-
INCLUDING THE CITIES OF BRAINTREE, MILTON, QUINCY, AND WEYMOUTH
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-5) 26 (-4) 34
RH % (24H TREND) 85 (+26) 100 (0) 53
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.15 0.38 0.04
PRECIP DURATION 9 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1360 500 3940
TRANSPORT WND (KTS) S 4 E 8 SW 24
VENT RATE (KT-FT) 5440 4000 94560
MAX ADI EARLY 10 POOR 10 POOR 63 GOOD
MAX ADI LATE 9 POOR 8 POOR 98 GOOD
MAX LVORI EARLY 8 6 2
MAX LVORI LATE 8 6 2
MIN VSBY EARLY 2 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 80 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 11. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 18. HIGHS
IN THE UPPER 20S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ013-182100-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF BELLINGHAM, DEDHAM, FOXBOROUGH, MEDFIELD,
NORWOOD, STOUGHTON, AND WELLESLEY
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (-4) 25 (-4) 33
RH % (24H TREND) 82 (+24) 100 (0) 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.15 0.35 0.04
PRECIP DURATION 10 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1340 380 3760
TRANSPORT WND (KTS) S 4 NE 7 SW 23
VENT RATE (KT-FT) 5360 2660 86480
MAX ADI EARLY 10 POOR 8 POOR 66 GOOD
MAX ADI LATE 8 POOR 7 POOR 93 GOOD
MAX LVORI EARLY 9 8 2
MAX LVORI LATE 9 8 2
MIN VSBY EARLY 2 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 80 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 9. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 16. HIGHS
IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS AROUND 5 MPH.
MAZ014-182100-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITIES OF CAMBRIDGE, LEXINGTON, NEWTON, WALTHAM,
AND WOBURN
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-2) 26 (-4) 33
RH % (24H TREND) 89 (+31) 100 (0) 58
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.12 0.33 0.05
PRECIP DURATION 8 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1450 390 3940
TRANSPORT WND (KTS) SW 4 NW 5 W 23
VENT RATE (KT-FT) 5800 1950 90620
MAX ADI EARLY 10 POOR 8 POOR 52 GEN GOOD
MAX ADI LATE 10 POOR 7 POOR 96 GOOD
MAX LVORI EARLY 8 6 2
MAX LVORI LATE 8 6 2
MIN VSBY EARLY 3 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 50 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 17. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 11. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. COLDER. LOWS AROUND
17. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS AROUND 5 MPH.
MAZ007-182100-
EASTERN ESSEX MA-
INCLUDING THE CITIES OF BEVERLY, GLOUCESTER, NEWBURYPORT,
PEABODY, SALEM, AND SAUGUS
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-1) 25 (-5) 33
RH % (24H TREND) 82 (+29) 100 (0) 56
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G19
PRECIP AMOUNT 0.10 0.33 0.05
PRECIP DURATION 7 11 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 1 PM
MIXING HGT (FT-AGL) 1490 540 4080
TRANSPORT WND (KTS) SW 5 NE 7 W 24
VENT RATE (KT-FT) 7450 3780 97920
MAX ADI EARLY 14 GEN POOR 11 POOR 37 FAIR
MAX ADI LATE 10 POOR 9 POOR 90 GOOD
MAX LVORI EARLY 7 5 3
MAX LVORI LATE 7 5 3
MIN VSBY EARLY 3 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 50 100 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 15 TO
20 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 15 TO
20 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 12. WEST WINDS 15 TO
20 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 18. HIGHS
IN THE UPPER 20S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
MAZ006-182100-
WESTERN ESSEX MA-
INCLUDING THE CITIES OF AMESBURY, ANDOVER, HAVERHILL, LAWRENCE,
METHUEN, AND TOPSFIELD
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 70
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+1) 25 (-3) 33
RH % (24H TREND) 82 (+31) 100 (0) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.08 0.29 0.05
PRECIP DURATION 6 11 3
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1520 380 3890
TRANSPORT WND (KTS) W 5 NE 6 SW 22
VENT RATE (KT-FT) 7600 2280 85580
MAX ADI EARLY 11 POOR 8 POOR 33 FAIR
MAX ADI LATE 11 POOR 6 VERY POOR 90 GOOD
MAX LVORI EARLY 9 6 3
MAX LVORI LATE 9 6 3
MIN VSBY EARLY 2 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 40 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 9. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. COLDER. LOWS AROUND
15. HIGHS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS
AROUND 30. WEST WINDS AROUND 5 MPH.
MAZ005-182100-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF BURLINGTON, CHELMSFORD, FRAMINGHAM,
HOPKINTON, LOWELL, AND NATICK
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (0) 25 (-4) 33
RH % (24H TREND) 82 (+29) 100 (0) 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.10 0.32 0.04
PRECIP DURATION 6 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1640 450 3860
TRANSPORT WND (KTS) SW 4 NW 5 SW 22
VENT RATE (KT-FT) 6560 2250 84920
MAX ADI EARLY 11 POOR 8 POOR 52 GEN GOOD
MAX ADI LATE 12 POOR 5 VERY POOR 91 GOOD
MAX LVORI EARLY 8 7 2
MAX LVORI LATE 8 7 2
MIN VSBY EARLY 2 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 40 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 9. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. COLDER. LOWS AROUND
15. HIGHS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ012-182100-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD, OXFORD, STURBRIDGE, UXBRIDGE,
WESTBOROUGH, AND WORCESTER
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (-1) 22 (-6) 32
RH % (24H TREND) 78 (+18) 100 (0) 55
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.13 0.31 0.03
PRECIP DURATION 8 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1640 480 3790
TRANSPORT WND (KTS) SW 6 NW 5 SW 24
VENT RATE (KT-FT) 9840 2400 90960
MAX ADI EARLY 12 POOR 8 POOR 65 GOOD
MAX ADI LATE 12 POOR 6 VERY POOR 92 GOOD
MAX LVORI EARLY 9 7 2
MAX LVORI LATE 9 7 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 50 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 15. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 7. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 14. HIGHS
IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
MAZ004-182100-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF ATHOL, BOYLSTON, BROOKFIELD, FITCHBURG,
GARDNER, AND HARVARD
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+1) 19 (-7) 30
RH % (24H TREND) 78 (+23) 100 (0) 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G19
PRECIP AMOUNT 0.09 0.26 0.03
PRECIP DURATION 6 9 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1930 370 4010
TRANSPORT WND (KTS) SW 5 NW 5 SW 23
VENT RATE (KT-FT) 9650 1850 92230
MAX ADI EARLY 15 GEN POOR 7 POOR 53 GEN GOOD
MAX ADI LATE 16 GEN POOR 5 VERY POOR 72 GOOD
MAX LVORI EARLY 7 7 2
MAX LVORI LATE 7 7 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 12. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 19. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 5. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 12. HIGHS
IN THE MID 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
MAZ026-182100-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITIES OF ASHBY, AYER, GROTON, PEPPERELL, SHIRLEY,
AND TOWNSEND
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (+2) 21 (-6) 33
RH % (24H TREND) 82 (+22) 96 (-4) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6 G17
PRECIP AMOUNT 0.09 0.28 0.04
PRECIP DURATION 6 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 2120 470 4000
TRANSPORT WND (KTS) W 6 NW 5 SW 21
VENT RATE (KT-FT) 12720 2350 84000
MAX ADI EARLY 16 GEN POOR 8 POOR 50 GEN GOOD
MAX ADI LATE 18 GEN POOR 5 VERY POOR 89 GOOD
MAX LVORI EARLY 7 6 2
MAX LVORI LATE 7 6 2
MIN VSBY EARLY 2 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 13. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 6. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. COLDER. LOWS AROUND
13. HIGHS IN THE MID 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 17. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 20S. WEST WINDS AROUND 5 MPH.
MAZ002-182100-
WESTERN FRANKLIN MA-
INCLUDING THE CITIES OF ASHFIELD, CHARLEMONT, COLRAIN,
AND SHELBURNE
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 90 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 33 (+3) 15 (-9) 28
RH % (24H TREND) 66 (-5) 92 (-8) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.09 0.15 0.00
PRECIP DURATION 6 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 2270 190 4760
TRANSPORT WND (KTS) W 7 NW 6 W 22
VENT RATE (KT-FT) 15890 1140 104720
MAX ADI EARLY 15 GEN POOR 5 VERY POOR 55 GEN GOOD
MAX ADI LATE 19 GEN POOR 5 VERY POOR 87 GOOD
MAX LVORI EARLY 5 5 3
MAX LVORI LATE 5 5 3
MIN VSBY EARLY 1 FOG 0 FOG 8
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 80 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 10. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 16. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 3. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. SOUTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 19. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS
AROUND 30. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 10. HIGHS
IN THE LOWER 20S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 14. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 20S. WEST WINDS 5 TO 10 MPH.
MAZ003-182100-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD, LEVERETT, NORTHFIELD, ORANGE,
AND WHATELY
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+2) 19 (-6) 30
RH % (24H TREND) 72 (-6) 96 (-4) 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7 G17
PRECIP AMOUNT 0.08 0.21 0.00
PRECIP DURATION 6 9
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 2130 320 4920
TRANSPORT WND (KTS) SW 5 NW 6 SW 21
VENT RATE (KT-FT) 10650 1920 103320
MAX ADI EARLY 11 POOR 7 POOR 45 GEN GOOD
MAX ADI LATE 14 GEN POOR 5 VERY POOR 85 GOOD
MAX LVORI EARLY 5 6 2
MAX LVORI LATE 5 6 2
MIN VSBY EARLY 1 FOG 0 FOG 5 SNOW
MIN VSBY LATE 2 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 90 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 12. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 19. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 4. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. SOUTH WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 20. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 11. HIGHS
IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
MAZ008-182100-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF CHESTERFIELD, PLAINFIELD, WESTHAMPTON,
WILLIAMSBURG, AND WORTHINGTON
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 34 (+3) 15 (-9) 27
RH % (24H TREND) 72 (-3) 96 (-4) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7
PRECIP AMOUNT 0.10 0.15 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 2080 230 4360
TRANSPORT WND (KTS) SW 5 NW 8 W 22
VENT RATE (KT-FT) 10400 1840 95920
MAX ADI EARLY 13 GEN POOR 7 POOR 57 GEN GOOD
MAX ADI LATE 16 GEN POOR 7 POOR 98 GOOD
MAX LVORI EARLY 6 5 3
MAX LVORI LATE 6 5 3
MIN VSBY EARLY 1 FOG 0 FOG 9
MIN VSBY LATE 1 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 80 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 10. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 17. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 3. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. SOUTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 19. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 11. HIGHS
IN THE LOWER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 15. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 20S. WEST WINDS 5 TO 10 MPH.
MAZ010-182100-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST, BELCHERTOWN, NORTHAMPTON,
SOUTHAMPTON, AND WARE
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+1) 20 (-6) 31
RH % (24H TREND) 78 (+6) 96 (-4) 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.09 0.22 0.00
PRECIP DURATION 6 9
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1700 410 4360
TRANSPORT WND (KTS) SW 4 NE 5 SW 21
VENT RATE (KT-FT) 6800 2050 91560
MAX ADI EARLY 9 POOR 7 POOR 51 GEN GOOD
MAX ADI LATE 8 POOR 6 VERY POOR 87 GOOD
MAX LVORI EARLY 6 6 2
MAX LVORI LATE 6 6 2
MIN VSBY EARLY 1 FOG 0 FOG 5 SNOW
MIN VSBY LATE 1 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 30 90 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 13. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 5. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTH WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 13. HIGHS
IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 17. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS
AROUND 30. WEST WINDS 5 TO 10 MPH.
MAZ009-182100-
WESTERN HAMPDEN MA-
INCLUDING THE CITIES OF BLANDFORD, CHESTER, GRANVILLE,
MONTGOMERY, RUSSELL, AND TOLLAND
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER MCLDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 35 (+3) 16 (-11) 29
RH % (24H TREND) 75 (-3) 96 (-4) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7 G17
PRECIP AMOUNT 0.11 0.17 0.00
PRECIP DURATION 6 7
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1940 190 4100
TRANSPORT WND (KTS) SW 5 NW 8 W 24
VENT RATE (KT-FT) 9700 1520 98400
MAX ADI EARLY 12 POOR 6 VERY POOR 58 GEN GOOD
MAX ADI LATE 13 GEN POOR 8 POOR 102 VERY GOOD
MAX LVORI EARLY 7 5 2
MAX LVORI LATE 7 5 2
MIN VSBY EARLY 1 FOG 0 FOG 9
MIN VSBY LATE 1 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 40 80 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 11. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 18. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 4. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. SOUTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 20. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 11. HIGHS
IN THE MID 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 16. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
MAZ011-182100-
EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF CHICOPEE, HOLLAND, PALMER, SOUTHWICK,
SPRINGFIELD, AND WESTFIELD
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+2) 20 (-7) 31
RH % (24H TREND) 81 (+6) 100 (0) 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G19
PRECIP AMOUNT 0.10 0.23 0.00
PRECIP DURATION 7 9
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1590 450 4150
TRANSPORT WND (KTS) S 4 NW 7 SW 22
VENT RATE (KT-FT) 6360 3150 91300
MAX ADI EARLY 9 POOR 6 VERY POOR 54 GEN GOOD
MAX ADI LATE 7 POOR 6 VERY POOR 71 GOOD
MAX LVORI EARLY 7 6 2
MAX LVORI LATE 7 6 2
MIN VSBY EARLY 1 FOG 0 FOG 4 SNOW
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 40 90 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 5. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 20S. SOUTH WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 20S. SOUTH WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 12. HIGHS
IN THE UPPER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 18. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS
AROUND 30. WEST WINDS 5 TO 10 MPH.
CTZ002-182100-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD, GLASTONBURY, GRANBY,
SOUTHINGTON, AND WINDSOR LOCKS
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (+1) 19 (-9) 32
RH % (24H TREND) 78 (0) 100 (0) 49
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.13 0.21 0.00
PRECIP DURATION 8 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1390 460 4260
TRANSPORT WND (KTS) S 4 N 6 SW 23
VENT RATE (KT-FT) 5560 2760 97980
MAX ADI EARLY 8 POOR 6 VERY POOR 60 GEN GOOD
MAX ADI LATE 7 POOR 7 POOR 80 GOOD
MAX LVORI EARLY 8 5 2
MAX LVORI LATE 8 5 2
MIN VSBY EARLY 1 FOG 0 FOG 7
MIN VSBY LATE 1 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 50 90 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 7. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 14. HIGHS
IN THE UPPER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
CTZ003-182100-
TOLLAND CT-
INCLUDING THE CITIES OF MANSFIELD, STAFFORD SPRINGS, AND VERNON
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (0) 20 (-7) 30
RH % (24H TREND) 85 (+19) 100 (0) 53
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G19
PRECIP AMOUNT 0.13 0.27 0.00
PRECIP DURATION 8 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1400 400 3650
TRANSPORT WND (KTS) S 4 NE 6 SW 22
VENT RATE (KT-FT) 5600 2400 80300
MAX ADI EARLY 9 POOR 6 VERY POOR 58 GEN GOOD
MAX ADI LATE 7 POOR 6 VERY POOR 67 GOOD
MAX LVORI EARLY 9 6 3
MAX LVORI LATE 9 6 3
MIN VSBY EARLY 1 FOG 0 FOG 4 SNOW
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 50 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 7. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS AROUND 30. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 13. HIGHS
IN THE UPPER 20S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
CTZ004-182100-
WINDHAM CT-
INCLUDING THE CITIES OF ASHFORD, PLAINFIELD, PUTNAM,
AND WILLIMANTIC
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY MCLDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (-2) 21 (-6) 31
RH % (24H TREND) 85 (+24) 100 (0) 47
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.15 0.30 0.01
PRECIP DURATION 10 8 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1420 430 3690
TRANSPORT WND (KTS) S 4 NW 6 SW 23
VENT RATE (KT-FT) 5680 2580 84870
MAX ADI EARLY 9 POOR 7 POOR 66 GOOD
MAX ADI LATE 9 POOR 6 VERY POOR 78 GOOD
MAX LVORI EARLY 9 7 2
MAX LVORI LATE 9 7 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 80 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 14. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 7. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 14. WEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 19. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
RIZ001-182100-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF CUMBERLAND, FOSTER, GLOCESTER,
AND SMITHFIELD
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 36 (-4) 24 (-4) 32
RH % (24H TREND) 92 (+33) 100 (0) 55
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.15 0.33 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1290 460 3690
TRANSPORT WND (KTS) S 4 NW 5 SW 24
VENT RATE (KT-FT) 5160 2300 88560
MAX ADI EARLY 9 POOR 8 POOR 68 GOOD
MAX ADI LATE 8 POOR 6 VERY POOR 83 GOOD
MAX LVORI EARLY 9 7 2
MAX LVORI LATE 9 7 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 80 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 15. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 20S. WEST WINDS 5 TO
10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 8. NORTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 15. WEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE UPPER 20S. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
RIZ002-182100-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF CRANSTON, JOHNSTON, PAWTUCKET,
AND PROVIDENCE
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-7) 25 (-4) 33
RH % (24H TREND) 92 (+39) 100 (0) 56
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.17 0.35 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1410 430 3700
TRANSPORT WND (KTS) E 5 NE 8 SW 24
VENT RATE (KT-FT) 7050 3440 88800
MAX ADI EARLY 6 VERY POOR 8 POOR 66 GOOD
MAX ADI LATE 9 POOR 5 VERY POOR 83 GOOD
MAX LVORI EARLY 8 8 2
MAX LVORI LATE 8 8 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. NORTHWEST WINDS
10 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 10. NORTHWEST WINDS
10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 16. WEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS AROUND 30. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 5 TO 10 MPH.
RIZ003-182100-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-5) 24 (-4) 33
RH % (24H TREND) 92 (+37) 100 (0) 56
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G18
PRECIP AMOUNT 0.19 0.35 0.00
PRECIP DURATION 10 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1270 420 3530
TRANSPORT WND (KTS) S 4 NE 8 SW 24
VENT RATE (KT-FT) 5080 3360 84720
MAX ADI EARLY 8 POOR 8 POOR 68 GOOD
MAX ADI LATE 9 POOR 5 VERY POOR 71 GOOD
MAX LVORI EARLY 8 8 2
MAX LVORI LATE 8 8 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 15. WEST WINDS 5 TO
10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 8. HIGHS
IN THE LOWER 20S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE MID 30S.
SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 15. WEST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS AROUND 30. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 5 TO 10 MPH.
RIZ004-182100-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-8) 24 (-5) 33
RH % (24H TREND) 85 (+34) 100 (0) 49
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 10 G18
PRECIP AMOUNT 0.19 0.36 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1280 470 3710
TRANSPORT WND (KTS) NE 5 NE 9 SW 25
VENT RATE (KT-FT) 6400 4230 92750
MAX ADI EARLY 6 VERY POOR 9 POOR 68 GOOD
MAX ADI LATE 10 POOR 6 VERY POOR 76 GOOD
MAX LVORI EARLY 8 7 2
MAX LVORI LATE 8 7 2
MIN VSBY EARLY 1 FOG 0 FOG 4 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 17. WEST WINDS 10 TO
15 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 11. HIGHS
IN THE MID 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE MID 30S.
SOUTHWEST WINDS AROUND 5 MPH, INCREASING TO 10 TO 15 MPH IN THE
AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 17. WEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 5 TO 10 MPH.
RIZ005-182100-
BRISTOL RI-
INCLUDING THE CITIES OF BARRINGTON, BRISTOL, AND WARREN
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-7) 26 (-5) 33
RH % (24H TREND) 92 (+35) 100 (0) 56
20FT WND AM(MPH) LGT/VAR W 6
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 12 G20
PRECIP AMOUNT 0.18 0.36 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1260 440 3580
TRANSPORT WND (KTS) NE 5 N 8 SW 25
VENT RATE (KT-FT) 6300 3520 89500
MAX ADI EARLY 6 VERY POOR 8 POOR 59 GEN GOOD
MAX ADI LATE 11 POOR 8 POOR 76 GOOD
MAX LVORI EARLY 9 7 2
MAX LVORI LATE 9 7 2
MIN VSBY EARLY 1 FOG 0 FOG 4 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 19. WEST WINDS 15 TO
20 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 13. HIGHS
IN THE MID 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE MID 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 30. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 19. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 5 TO 10 MPH.
RIZ006-182100-
WASHINGTON RI-
INCLUDING THE CITIES OF KINGSTON, NARRAGANSETT, RICHMOND,
AND WESTERLY
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-7) 24 (-5) 33
RH % (24H TREND) 82 (+37) 100 (0) 53
20FT WND AM(MPH) LGT/VAR W 6 G17
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 10 G23
PRECIP AMOUNT 0.21 0.33 0.00
PRECIP DURATION 10 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1190 460 3650
TRANSPORT WND (KTS) E 6 NE 9 W 27
VENT RATE (KT-FT) 7140 4140 98550
MAX ADI EARLY 6 VERY POOR 9 POOR 75 GOOD
MAX ADI LATE 12 POOR 6 VERY POOR 79 GOOD
MAX LVORI EARLY 8 8 2
MAX LVORI LATE 8 8 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 100 100 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 17. WEST WINDS 15 TO
20 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 11. HIGHS
IN THE MID 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 15 TO 20 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 17. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
RIZ007-182100-
NEWPORT RI-
INCLUDING THE CITIES OF NEWPORT, PORTSMOUTH, AND TIVERTON
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-6) 26 (-6) 34
RH % (24H TREND) 85 (+32) 100 (0) 58
20FT WND AM(MPH) LGT/VAR W 7 G17
20FT WND PM(MPH) LGT/VAR N 5 SW 13 G23
PRECIP AMOUNT 0.20 0.38 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1210 520 3680
TRANSPORT WND (KTS) E 5 NE 10 W 29
VENT RATE (KT-FT) 6050 5200 106720
MAX ADI EARLY 6 VERY POOR 10 POOR 59 GEN GOOD
MAX ADI LATE 12 POOR 9 POOR 83 GOOD
MAX LVORI EARLY 8 6 2
MAX LVORI LATE 8 6 2
MIN VSBY EARLY 1 FOG 0 FOG 4 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 20. WEST WINDS 15 TO
20 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 14. HIGHS
IN THE MID 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
WEST WINDS 5 TO 10 MPH, INCREASING TO SOUTHWEST 15 TO 20 MPH IN
THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE LOWER 30S. SOUTHWEST WINDS 15 TO 20 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 20. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
RIZ008-182100-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW/RAIN SNOW NONE
CHANCE PRECIP (%) 100 100 20
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-7) 28 (-6) 34
RH % (24H TREND) 82 (+17) 100 (+4) 56
20FT WND AM(MPH) LGT/VAR W 11 G20
20FT WND PM(MPH) NE 6 NE 7 W 16 G25
PRECIP AMOUNT 0.23 0.35 0.00
PRECIP DURATION 10 8
PRECIP BEGIN 6 AM CONTINUING
PRECIP END CONTINUING 6 AM
MIXING HGT (FT-AGL) 1280 860 4990
TRANSPORT WND (KTS) SE 5 N 12 W 33
VENT RATE (KT-FT) 6400 10320 164670
MAX ADI EARLY 9 POOR 15 GEN POOR 71 GOOD
MAX ADI LATE 20 GEN POOR 13 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 6 5 1
MAX LVORI LATE 6 5 1
MIN VSBY EARLY 1 FOG 0 FOG 9
MIN VSBY LATE 1 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 100 100 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 20S. WEST WINDS
15 TO 20 MPH.
TUESDAY
BREEZY. MOSTLY SUNNY. LIGHT FREEZING SPRAY. HIGHS IN
THE MID 20S. WEST WINDS 10 TO 15 MPH, INCREASING TO 15 TO 25 MPH
IN THE AFTERNOON.
TUESDAY NIGHT
BREEZY. MOSTLY CLEAR. LIGHT FREEZING SPRAY. LOWS
AROUND 20. WEST WINDS 15 TO 25 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS.
NOT AS COLD. LOWS IN THE MID 30S. SOUTHWEST WINDS 15 TO 20 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE MID 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS AROUND 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ017-182100-
NORTHERN BRISTOL MA-
INCLUDING THE CITIES OF ATTLEBORO, BERKLEY, EASTON, MANSFIELD,
REHOBOTH, AND TAUNTON
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 37 (-7) 25 (-3) 34
RH % (24H TREND) 89 (+40) 100 (0) 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17
PRECIP AMOUNT 0.17 0.37 0.04
PRECIP DURATION 10 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1260 430 3540
TRANSPORT WND (KTS) SE 5 N 7 SW 24
VENT RATE (KT-FT) 6300 3010 84960
MAX ADI EARLY 6 VERY POOR 8 POOR 68 GOOD
MAX ADI LATE 9 POOR 5 VERY POOR 94 GOOD
MAX LVORI EARLY 9 8 2
MAX LVORI LATE 9 8 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 9. WEST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 16. WEST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. HIGHS AROUND 30. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS AROUND 5 MPH.
MAZ018-182100-
WESTERN PLYMOUTH MA-
INCLUDING THE CITIES OF BRIDGEWATER, BROCKTON, CARVER,
MIDDLEBORO, AND PEMBROKE
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-7) 26 (-2) 34
RH % (24H TREND) 89 (+42) 100 (0) 58
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G18
PRECIP AMOUNT 0.17 0.39 0.04
PRECIP DURATION 9 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1200 450 3450
TRANSPORT WND (KTS) SE 4 NE 8 SW 23
VENT RATE (KT-FT) 4800 3600 79350
MAX ADI EARLY 6 VERY POOR 8 POOR 70 GOOD
MAX ADI LATE 10 POOR 6 VERY POOR 90 GOOD
MAX LVORI EARLY 8 9 2
MAX LVORI LATE 8 9 2
MIN VSBY EARLY 1 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 16. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 10 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 10. WEST WINDS 10 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 30S. SOUTHWEST WINDS
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE MID 20S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 5 TO 10 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS AROUND 16. HIGHS
AROUND 30. WEST WINDS AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 20. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS AROUND 5 MPH.
MAZ019-182100-
EASTERN PLYMOUTH MA-
INCLUDING THE CITIES OF COHASSET, HINGHAM, MARSHFIELD, PLYMOUTH,
AND SCITUATE
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-7) 25 (-4) 35
RH % (24H TREND) 79 (+26) 100 (0) 53
20FT WND AM(MPH) LGT/VAR W 6
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G19
PRECIP AMOUNT 0.17 0.41 0.04
PRECIP DURATION 9 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1250 580 3760
TRANSPORT WND (KTS) E 5 NE 12 SW 26
VENT RATE (KT-FT) 6250 6960 97760
MAX ADI EARLY 7 POOR 12 POOR 68 GOOD
MAX ADI LATE 12 POOR 8 POOR 89 GOOD
MAX LVORI EARLY 8 7 2
MAX LVORI LATE 8 7 2
MIN VSBY EARLY 1 FOG 0 FOG 2 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 15 TO
20 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 12. WEST WINDS 15 TO
20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE MID 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
HIGHS IN THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 15 TO
20 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ020-182100-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF ACUSHNET, FALL RIVER, NEW BEDFORD,
SWANSEA, AND WESTPORT
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-8) 25 (-5) 34
RH % (24H TREND) 85 (+32) 100 (0) 53
20FT WND AM(MPH) LGT/VAR W 6 G18
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 11 G23
PRECIP AMOUNT 0.19 0.39 0.01
PRECIP DURATION 10 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1190 380 3570
TRANSPORT WND (KTS) NE 6 NE 9 SW 27
VENT RATE (KT-FT) 7140 3420 96390
MAX ADI EARLY 6 VERY POOR 9 POOR 73 GOOD
MAX ADI LATE 12 POOR 6 VERY POOR 75 GOOD
MAX LVORI EARLY 9 9 2
MAX LVORI LATE 9 9 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 15 TO
20 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 13. HIGHS
IN THE MID 20S. WEST WINDS 15 TO 20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
WEST WINDS 5 TO 10 MPH, INCREASING TO SOUTHWEST 15 TO 20 MPH IN
THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 15 TO 20 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE UPPER 30S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 18. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ021-182100-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITIES OF MARION, MATTAPOISETT, ROCHESTER,
AND WAREHAM
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-8) 26 (-3) 35
RH % (24H TREND) 85 (+23) 100 (0) 61
20FT WND AM(MPH) LGT/VAR W 5
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 10 G23
PRECIP AMOUNT 0.18 0.39 0.03
PRECIP DURATION 10 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1180 490 3490
TRANSPORT WND (KTS) SE 4 NE 9 SW 27
VENT RATE (KT-FT) 4720 4410 94230
MAX ADI EARLY 5 VERY POOR 9 POOR 77 GOOD
MAX ADI LATE 13 GEN POOR 7 POOR 79 GOOD
MAX LVORI EARLY 8 9 2
MAX LVORI LATE 8 9 2
MIN VSBY EARLY 1 FOG 0 FOG 3 FOG
MIN VSBY LATE 1 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 18. WEST WINDS 10 TO
15 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 12. HIGHS
IN THE MID 20S. WEST WINDS 10 TO 15 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS IN THE UPPER 20S. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
HIGHS AROUND 40. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. COLDER. LOWS AROUND 18. WEST
WINDS 10 TO 15 MPH.
FRIDAY
SUNNY. HIGHS IN THE LOWER 30S. WEST WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE LOWER 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 5 TO 10 MPH.
MAZ022-182100-
BARNSTABLE MA-
INCLUDING THE CITIES OF BOURNE, CHATHAM, FALMOUTH, HYANNIS,
PROVINCETOWN, AND WELLFLEET
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW/RAIN SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 60
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 38 (-8) 27 (-5) 35
RH % (24H TREND) 82 (+19) 100 (0) 58
20FT WND AM(MPH) LGT/VAR W 7 G17
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 12 G23
PRECIP AMOUNT 0.18 0.43 0.03
PRECIP DURATION 9 11 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1220 590 3920
TRANSPORT WND (KTS) E 9 N 11 SW 32
VENT RATE (KT-FT) 10980 6490 125440
MAX ADI EARLY 6 VERY POOR 12 POOR 63 GOOD
MAX ADI LATE 14 GEN POOR 9 POOR 101 VERY GOOD
MAX LVORI EARLY 7 9 2
MAX LVORI LATE 7 9 2
MIN VSBY EARLY 2 FOG 0 FOG 3 FOG
MIN VSBY LATE 0 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 90 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
BREEZY. PARTLY CLOUDY. LOWS IN THE LOWER 20S.
WEST WINDS 15 TO 25 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 20S. WEST WINDS 15 TO
20 MPH.
TUESDAY NIGHT
BREEZY. MOSTLY CLEAR. LOWS AROUND 16. WEST WINDS
15 TO 25 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS IN THE UPPER 30S.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS.
NOT AS COLD. LOWS AROUND 30. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF RAIN AND SNOW SHOWERS.
HIGHS AROUND 40. SOUTHWEST WINDS 10 TO 15 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE LOWER 30S. WEST WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S. SOUTHWEST
WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW SHOWERS. HIGHS IN
THE MID 30S. WEST WINDS 10 TO 15 MPH.
MAZ023-182100-
DUKES MA-
INCLUDING THE CITIES OF EDGARTOWN, OAK BLUFFS, AND VINEYARD HAVEN
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW SNOW SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 39 (-7) 27 (-6) 36
RH % (24H TREND) 79 (+16) 100 (0) 56
20FT WND AM(MPH) LGT/VAR W 10 G20
20FT WND PM(MPH) NE 6 NE 7 W 16 G26
PRECIP AMOUNT 0.21 0.42 0.01
PRECIP DURATION 9 10 1
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 11 AM
MIXING HGT (FT-AGL) 1200 860 4400
TRANSPORT WND (KTS) E 5 N 12 W 33
VENT RATE (KT-FT) 6000 10320 145200
MAX ADI EARLY 8 POOR 14 GEN POOR 69 GOOD
MAX ADI LATE 16 GEN POOR 12 POOR 105 VERY GOOD
MAX LVORI EARLY 7 6 1
MAX LVORI LATE 7 6 1
MIN VSBY EARLY 2 FOG 0 FOG 4 SNOW
MIN VSBY LATE 0 FOG 0 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 100 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN THE LOWER 20S.
WEST WINDS 15 TO 25 MPH.
TUESDAY
BREEZY. MOSTLY SUNNY. LIGHT FREEZING SPRAY. HIGHS IN
THE UPPER 20S. WEST WINDS 10 TO 15 MPH, INCREASING TO 20 TO
25 MPH IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 18. WEST WINDS 15 TO
20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS AROUND 40. WEST
WINDS 5 TO 10 MPH, INCREASING TO SOUTHWEST 15 TO 20 MPH IN THE
AFTERNOON.
WEDNESDAY NIGHT AND THURSDAY
BREEZY. MOSTLY CLOUDY. A CHANCE
OF RAIN SHOWERS. LOWS IN THE LOWER 30S. HIGHS AROUND 40.
SOUTHWEST WINDS 15 TO 25 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN SHOWERS.
HIGHS IN THE UPPER 30S. WEST WINDS 10 TO 15 MPH.
MAZ024-182100-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 AM EST SUN JAN 18 2026
TODAY TONIGHT MON
CLOUD COVER CLOUDY CLOUDY PCLDY
PRECIP TYPE SNOW/RAIN SNOW/RAIN SNOW SHOWERS
CHANCE PRECIP (%) 100 100 40
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 39 (-6) 29 (-6) 36
RH % (24H TREND) 85 (+12) 100 (0) 61
20FT WND AM(MPH) LGT/VAR W 11 G20
20FT WND PM(MPH) NE 6 NE 7 W 16 G25
PRECIP AMOUNT 0.25 0.51 0.01
PRECIP DURATION 9 10 1
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING 12 PM
MIXING HGT (FT-AGL) 1190 930 4400
TRANSPORT WND (KTS) NE 7 NE 17 W 36
VENT RATE (KT-FT) 8330 15810 158400
MAX ADI EARLY 7 POOR 18 GEN POOR 76 GOOD
MAX ADI LATE 15 GEN POOR 15 GEN POOR 105 VERY GOOD
MAX LVORI EARLY 6 7 3
MAX LVORI LATE 6 7 3
MIN VSBY EARLY 4 FOG 1 FOG 8
MIN VSBY LATE 0 FOG 1 FOG 9
SUNSHINE HOURS N/A N/A N/A
CWR 100 100 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
MONDAY NIGHT
BREEZY. MOSTLY CLOUDY. LOWS IN THE MID 20S. WEST
WINDS 15 TO 25 MPH.
TUESDAY AND TUESDAY NIGHT
PARTLY CLOUDY. LIGHT FREEZING SPRAY.
LOWS AROUND 20. HIGHS IN THE UPPER 20S. NORTHWEST WINDS 15 TO
20 MPH.
WEDNESDAY
MOSTLY SUNNY. NOT AS COLD. HIGHS AROUND 40.
SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY NIGHT AND THURSDAY
MOSTLY CLOUDY. A CHANCE OF RAIN
SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. SOUTHWEST
WINDS 15 TO 20 MPH.
THURSDAY NIGHT AND FRIDAY
PARTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE MID 30S. WEST WINDS 15 TO 20 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 20S. SOUTHWEST
WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF SNOW AND RAIN SHOWERS.
HIGHS IN THE UPPER 30S. WEST WINDS 10 TO 15 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.
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