423
FNUS51 KBOX 182010
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 PM EDT WED MAR 18 2026
DISCUSSION
DRY CONDITIONS CONTINUE THROUGH FRIDAY ALONG WITH A SLOW WARMING
TREND AND LIGHTER WINDS.
MINIMUM RELATIVE HUMIDITY ON THURSDAY WILL AVERAGE 30 TO
40 PERCENT INLAND AND 40 TO 60 PERCENT NEAR THE COAST.
OUTLOOK...FRIDAY THROUGH SUNDAY
AN APPROACHING FRONTAL SYSTEM MAY BRING SHOWERS SOMETIME FRIDAY
NIGHT INTO SATURDAY AND AGAIN LATE SUNDAY.
MAZ015-190800-
SUFFOLK MA-
INCLUDING THE CITIES OF BOSTON, CHELSEA, REVERE, AND WINTHROP
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 24 (0) 43 (+5) 31 53
RH % (24H TREND) 65 (+3) 41 (+15) 85 43
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR SE 5 S 5 LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 880 4820 600 4000
TRANSPORT WND (KTS) S 6 S 10 SW 9 SW 12
VENT RATE (KT-FT) 5280 48200 5400 48000
MAX ADI EARLY 39 FAIR 46 GEN GOOD 30 FAIR 30 FAIR
MAX ADI LATE 4 VERY POOR 60 GEN GOOD 10 POOR 64 GOOD
MAX LVORI EARLY 3 1 4 1
MAX LVORI LATE 3 1 4 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 40.
SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 40. SOUTHWEST WINDS
10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
10 TO 15 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 10 TO 15 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
10 TO 15 MPH.
MAZ016-190800-
EASTERN NORFOLK MA-
INCLUDING THE CITIES OF BRAINTREE, MILTON, QUINCY, AND WEYMOUTH
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (-1) 43 (+5) 29 52
RH % (24H TREND) 65 (0) 41 (+13) 88 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 290 4660 430 3920
TRANSPORT WND (KTS) S 5 S 9 S 10 SW 13
VENT RATE (KT-FT) 1450 41940 4300 50960
MAX ADI EARLY 36 FAIR 44 GEN GOOD 31 FAIR 33 FAIR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 9 POOR 71 GOOD
MAX LVORI EARLY 3 1 5 1
MAX LVORI LATE 3 1 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 40. NORTH WINDS 5 TO
10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
MAZ013-190800-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF BELLINGHAM, DEDHAM, FOXBOROUGH, MEDFIELD,
NORWOOD, STOUGHTON, AND WELLESLEY
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-1) 43 (+5) 29 53
RH % (24H TREND) 68 (-3) 35 (+9) 92 36
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 4960 490 4250
TRANSPORT WND (KTS) S 5 S 10 S 9 SW 14
VENT RATE (KT-FT) 1850 49600 4410 59500
MAX ADI EARLY 38 FAIR 43 GEN GOOD 28 FAIR 37 FAIR
MAX ADI LATE 3 VERY POOR 64 GOOD 8 POOR 85 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
MAZ014-190800-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITIES OF CAMBRIDGE, LEXINGTON, NEWTON, WALTHAM,
AND WOBURN
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-2) 44 (+6) 31 54
RH % (24H TREND) 62 (-6) 40 (+15) 85 39
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1080 4980 520 4360
TRANSPORT WND (KTS) S 6 S 10 S 10 SW 16
VENT RATE (KT-FT) 6480 49800 5200 69760
MAX ADI EARLY 39 FAIR 50 GEN GOOD 28 FAIR 33 FAIR
MAX ADI LATE 4 VERY POOR 63 GOOD 8 POOR 83 GOOD
MAX LVORI EARLY 3 2 5 1
MAX LVORI LATE 3 2 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS AROUND 40.
SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
MAZ007-190800-
EASTERN ESSEX MA-
INCLUDING THE CITIES OF BEVERLY, GLOUCESTER, NEWBURYPORT,
PEABODY, SALEM, AND SAUGUS
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (-1) 41 (+5) 28 50
RH % (24H TREND) 65 (-3) 44 (+20) 88 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) S 5 SE 6 S 5 S 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 910 4450 480 3360
TRANSPORT WND (KTS) S 7 S 11 S 12 SW 8
VENT RATE (KT-FT) 6370 48950 5760 26880
MAX ADI EARLY 37 FAIR 56 GEN GOOD 27 FAIR 26 FAIR
MAX ADI LATE 5 VERY POOR 62 GOOD 10 POOR 43 GEN GOOD
MAX LVORI EARLY 3 1 4 2
MAX LVORI LATE 3 1 4 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE UPPER
40S. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 40. NORTH WINDS
15 TO 20 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTHWEST WINDS
10 TO 15 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
MAZ006-190800-
WESTERN ESSEX MA-
INCLUDING THE CITIES OF AMESBURY, ANDOVER, HAVERHILL, LAWRENCE,
METHUEN, AND TOPSFIELD
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-1) 42 (+4) 28 52
RH % (24H TREND) 68 (+3) 37 (+15) 85 37
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 5020 410 4700
TRANSPORT WND (KTS) S 6 S 11 S 8 SW 13
VENT RATE (KT-FT) 2340 55220 3280 61100
MAX ADI EARLY 39 FAIR 52 GEN GOOD 21 FAIR 35 FAIR
MAX ADI LATE 5 VERY POOR 72 GOOD 7 POOR 58 GEN GOOD
MAX LVORI EARLY 3 2 5 1
MAX LVORI LATE 3 2 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS AROUND
30. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 40. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTHWEST
WINDS 5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS AROUND 40. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 5 TO
10 MPH.
MAZ005-190800-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF BURLINGTON, CHELMSFORD, FRAMINGHAM,
HOPKINTON, LOWELL, AND NATICK
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-2) 44 (+6) 29 53
RH % (24H TREND) 71 (-13) 35 (+13) 88 36
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1080 5330 630 4790
TRANSPORT WND (KTS) S 6 S 11 S 9 SW 16
VENT RATE (KT-FT) 6480 58630 5670 76640
MAX ADI EARLY 39 FAIR 50 GEN GOOD 26 FAIR 35 FAIR
MAX ADI LATE 4 VERY POOR 71 GOOD 6 VERY POOR 81 GOOD
MAX LVORI EARLY 3 1 5 1
MAX LVORI LATE 3 1 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
AROUND 5 MPH.
MAZ012-190800-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD, OXFORD, STURBRIDGE, UXBRIDGE,
WESTBOROUGH, AND WORCESTER
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (+1) 43 (+6) 28 52
RH % (24H TREND) 65 (-9) 36 (+11) 92 41
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 620 5260 600 4440
TRANSPORT WND (KTS) S 5 S 11 SW 11 SW 16
VENT RATE (KT-FT) 3100 57860 6600 71040
MAX ADI EARLY 40 FAIR 45 GEN GOOD 39 FAIR 31 FAIR
MAX ADI LATE 3 VERY POOR 71 GOOD 8 POOR 91 GOOD
MAX LVORI EARLY 3 1 5 1
MAX LVORI LATE 3 1 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE MID 40S. WEST WINDS 5 TO
10 MPH.
MAZ004-190800-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF ATHOL, BOYLSTON, BROOKFIELD, FITCHBURG,
GARDNER, AND HARVARD
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 18 (0) 43 (+8) 25 51
RH % (24H TREND) 70 (-10) 33 (+10) 96 37
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1130 5180 490 4250
TRANSPORT WND (KTS) S 7 S 13 W 9 SW 16
VENT RATE (KT-FT) 7910 67340 4410 68000
MAX ADI EARLY 46 GEN GOOD 51 GEN GOOD 30 FAIR 33 FAIR
MAX ADI LATE 4 VERY POOR 73 GOOD 8 POOR 60 GEN GOOD
MAX LVORI EARLY 3 1 5 1
MAX LVORI LATE 3 1 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE UPPER 30S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO 10 MPH.
MAZ026-190800-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITIES OF ASHBY, AYER, GROTON, PEPPERELL, SHIRLEY,
AND TOWNSEND
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 19 (-1) 44 (+7) 27 54
RH % (24H TREND) 68 (-3) 35 (+13) 88 38
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1300 5510 640 4630
TRANSPORT WND (KTS) S 6 S 13 W 10 SW 15
VENT RATE (KT-FT) 7800 71630 6400 69450
MAX ADI EARLY 40 FAIR 57 GEN GOOD 32 FAIR 37 FAIR
MAX ADI LATE 4 VERY POOR 90 GOOD 5 VERY POOR 64 GOOD
MAX LVORI EARLY 3 1 4 1
MAX LVORI LATE 3 1 4 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS AROUND 40. NORTH WINDS 5 TO
10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE MID 40S. WEST WINDS 5 TO 10 MPH.
MAZ002-190800-
WESTERN FRANKLIN MA-
INCLUDING THE CITIES OF ASHFIELD, CHARLEMONT, COLRAIN,
AND SHELBURNE
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 16 (0) 41 (+9) 26 49
RH % (24H TREND) 74 (-22) 39 (+11) 96 43
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 230 4420 320 4390
TRANSPORT WND (KTS) S 8 S 15 W 7 SW 13
VENT RATE (KT-FT) 1840 66300 2240 57070
MAX ADI EARLY 48 GEN GOOD 58 GEN GOOD 8 POOR 29 FAIR
MAX ADI LATE 5 VERY POOR 73 GOOD 6 VERY POOR 56 GEN GOOD
MAX LVORI EARLY 3 2 6 1
MAX LVORI LATE 3 2 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 50.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE UPPER 30S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 20. NORTHWEST WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS AROUND 40. WEST WINDS 5 TO 10 MPH.
MAZ003-190800-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD, LEVERETT, NORTHFIELD, ORANGE,
AND WHATELY
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 17 (-1) 43 (+8) 26 52
RH % (24H TREND) 71 (-6) 36 (+11) 96 40
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 700 4750 180 4430
TRANSPORT WND (KTS) S 8 S 14 SW 6 SW 10
VENT RATE (KT-FT) 5600 66500 1080 44300
MAX ADI EARLY 46 GEN GOOD 60 GEN GOOD 32 FAIR 29 FAIR
MAX ADI LATE 5 VERY POOR 84 GOOD 7 POOR 55 GEN GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 20S. NORTH WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE UPPER 30S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO 15 MPH.
MAZ008-190800-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF CHESTERFIELD, PLAINFIELD, WESTHAMPTON,
WILLIAMSBURG, AND WORTHINGTON
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 15 (-1) 41 (+8) 26 50
RH % (24H TREND) 74 (+1) 39 (+13) 100 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 200 4430 320 4310
TRANSPORT WND (KTS) S 8 S 15 W 8 SW 14
VENT RATE (KT-FT) 1600 66450 2560 60340
MAX ADI EARLY 50 GEN GOOD 55 GEN GOOD 8 POOR 31 FAIR
MAX ADI LATE 5 VERY POOR 69 GOOD 7 POOR 60 GEN GOOD
MAX LVORI EARLY 3 2 7 1
MAX LVORI LATE 3 2 7 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
LOWER 50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE UPPER 30S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO 10 MPH.
MAZ010-190800-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST, BELCHERTOWN, NORTHAMPTON,
SOUTHAMPTON, AND WARE
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 18 (-2) 45 (+8) 27 53
RH % (24H TREND) 68 (-6) 36 (+11) 96 42
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 7 S 5 SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1260 4810 310 4710
TRANSPORT WND (KTS) S 7 S 13 SW 6 SW 15
VENT RATE (KT-FT) 8820 62530 1860 70650
MAX ADI EARLY 44 GEN GOOD 54 GEN GOOD 32 FAIR 30 FAIR
MAX ADI LATE 4 VERY POOR 63 GOOD 7 POOR 62 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE MID 40S. WEST WINDS 5 TO 10 MPH.
MAZ009-190800-
WESTERN HAMPDEN MA-
INCLUDING THE CITIES OF BLANDFORD, CHESTER, GRANVILLE,
MONTGOMERY, RUSSELL, AND TOLLAND
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 17 (0) 43 (+9) 27 51
RH % (24H TREND) 70 (-10) 38 (+12) 100 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 220 4450 140 4280
TRANSPORT WND (KTS) S 7 S 15 W 8 SW 16
VENT RATE (KT-FT) 1540 66750 1120 68480
MAX ADI EARLY 51 GEN GOOD 51 GEN GOOD 8 POOR 27 FAIR
MAX ADI LATE 4 VERY POOR 62 GOOD 8 POOR 73 GOOD
MAX LVORI EARLY 3 2 6 1
MAX LVORI LATE 3 2 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
LOWER 50S. WEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE UPPER 20S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE UPPER 30S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 20S. NORTHWEST
WINDS 5 TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
20S. HIGHS IN THE LOWER 40S. WEST WINDS 5 TO 10 MPH.
MAZ011-190800-
EASTERN HAMPDEN MA-
INCLUDING THE CITIES OF CHICOPEE, HOLLAND, PALMER, SOUTHWICK,
SPRINGFIELD, AND WESTFIELD
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%) 10
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 19 (-2) 44 (+7) 27 54
RH % (24H TREND) 68 (-5) 35 (+9) 92 39
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 7 S 5 SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 910 4860 370 4680
TRANSPORT WND (KTS) S 6 S 13 SW 6 SW 17
VENT RATE (KT-FT) 5460 63180 2220 79560
MAX ADI EARLY 40 FAIR 51 GEN GOOD 33 FAIR 26 FAIR
MAX ADI LATE 4 VERY POOR 60 GEN GOOD 7 POOR 65 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 8
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
CTZ002-190800-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD, GLASTONBURY, GRANBY,
SOUTHINGTON, AND WINDSOR LOCKS
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-2) 44 (+6) 29 54
RH % (24H TREND) 68 (-9) 35 (+9) 96 39
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 750 4680 330 4440
TRANSPORT WND (KTS) S 6 S 13 SW 6 SW 16
VENT RATE (KT-FT) 4500 60840 1980 71040
MAX ADI EARLY 47 GEN GOOD 45 GEN GOOD 34 FAIR 24 FAIR
MAX ADI LATE 3 VERY POOR 71 GOOD 5 VERY POOR 72 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 7
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. WEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
CTZ003-190800-
TOLLAND CT-
INCLUDING THE CITIES OF MANSFIELD, STAFFORD SPRINGS, AND VERNON
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-1) 44 (+7) 28 52
RH % (24H TREND) 71 (-3) 36 (+9) 96 43
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 6 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 290 4800 450 4070
TRANSPORT WND (KTS) SE 5 S 11 SW 8 SW 12
VENT RATE (KT-FT) 1450 52800 3600 48840
MAX ADI EARLY 39 FAIR 43 GEN GOOD 31 FAIR 22 FAIR
MAX ADI LATE 3 VERY POOR 59 GEN GOOD 7 POOR 66 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. SOUTHWEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
CTZ004-190800-
WINDHAM CT-
INCLUDING THE CITIES OF ASHFORD, PLAINFIELD, PUTNAM,
AND WILLIMANTIC
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-1) 44 (+6) 27 52
RH % (24H TREND) 71 (-3) 36 (+10) 96 39
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 320 5020 470 4170
TRANSPORT WND (KTS) S 5 S 10 SW 9 SW 14
VENT RATE (KT-FT) 1600 50200 4230 58380
MAX ADI EARLY 42 GEN GOOD 42 GEN GOOD 43 GEN GOOD 29 FAIR
MAX ADI LATE 3 VERY POOR 65 GOOD 6 VERY POOR 80 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE MID 50S.
SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY AND TUESDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 20S.
HIGHS IN THE LOWER 40S. WEST WINDS 5 TO 10 MPH.
WEDNESDAY
PARTLY SUNNY. HIGHS IN THE UPPER 40S. WEST WINDS
5 TO 10 MPH.
RIZ001-190800-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF CUMBERLAND, FOSTER, GLOCESTER,
AND SMITHFIELD
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (0) 43 (+5) 28 52
RH % (24H TREND) 65 (-6) 39 (+11) 92 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 220 4940 480 4080
TRANSPORT WND (KTS) S 4 S 10 SW 10 SW 13
VENT RATE (KT-FT) 880 49400 4800 53040
MAX ADI EARLY 44 GEN GOOD 38 FAIR 38 FAIR 30 FAIR
MAX ADI LATE 3 VERY POOR 63 GOOD 8 POOR 80 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
RIZ002-190800-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITIES OF CRANSTON, JOHNSTON, PAWTUCKET,
AND PROVIDENCE
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (-1) 42 (+4) 29 52
RH % (24H TREND) 65 (0) 43 (+16) 92 46
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 4380 520 3940
TRANSPORT WND (KTS) S 4 S 10 S 7 SW 14
VENT RATE (KT-FT) 1480 43800 3640 55160
MAX ADI EARLY 47 GEN GOOD 40 FAIR 40 FAIR 30 FAIR
MAX ADI LATE 2 VERY POOR 60 GEN GOOD 4 VERY POOR 76 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
RIZ003-190800-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (0) 42 (+4) 28 51
RH % (24H TREND) 68 (+3) 41 (+12) 92 48
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 310 4320 420 3830
TRANSPORT WND (KTS) S 4 S 10 S 9 SW 12
VENT RATE (KT-FT) 1240 43200 3780 45960
MAX ADI EARLY 44 GEN GOOD 37 FAIR 36 FAIR 30 FAIR
MAX ADI LATE 2 VERY POOR 57 GEN GOOD 5 VERY POOR 73 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE MID 40S. NORTH WINDS
5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
RIZ004-190800-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (-1) 41 (+4) 29 51
RH % (24H TREND) 65 (+6) 42 (+16) 89 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 430 4180 530 3520
TRANSPORT WND (KTS) S 4 S 8 S 7 SW 11
VENT RATE (KT-FT) 1720 33440 3710 38720
MAX ADI EARLY 44 GEN GOOD 38 FAIR 38 FAIR 28 FAIR
MAX ADI LATE 2 VERY POOR 57 GEN GOOD 6 VERY POOR 66 GOOD
MAX LVORI EARLY 3 1 5 1
MAX LVORI LATE 3 1 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTH WINDS 5 TO
10 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
RIZ005-190800-
BRISTOL RI-
INCLUDING THE CITIES OF BARRINGTON, BRISTOL, AND WARREN
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 23 (-2) 41 (+4) 30 51
RH % (24H TREND) 63 (+1) 45 (+16) 89 52
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 420 3910 570 2880
TRANSPORT WND (KTS) S 5 S 8 S 7 SW 9
VENT RATE (KT-FT) 2100 31280 3990 25920
MAX ADI EARLY 39 FAIR 36 FAIR 34 FAIR 26 FAIR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 8 POOR 50 GEN GOOD
MAX LVORI EARLY 3 2 5 2
MAX LVORI LATE 3 2 5 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 10 TO 15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
5 TO 10 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTH WINDS 5 TO
10 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 30.
HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
RIZ006-190800-
WASHINGTON RI-
INCLUDING THE CITIES OF KINGSTON, NARRAGANSETT, RICHMOND,
AND WESTERLY
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 22 (-1) 41 (+4) 28 49
RH % (24H TREND) 68 (-3) 44 (+19) 96 50
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 320 4120 460 3260
TRANSPORT WND (KTS) S 3 S 8 S 7 SW 12
VENT RATE (KT-FT) 960 32960 3220 39120
MAX ADI EARLY 37 FAIR 36 FAIR 35 FAIR 26 FAIR
MAX ADI LATE 3 VERY POOR 47 GEN GOOD 5 VERY POOR 53 GEN GOOD
MAX LVORI EARLY 3 1 6 2
MAX LVORI LATE 3 1 6 2
MIN VSBY EARLY 9 9 9 8
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
PARTLY SUNNY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 40S. NORTH WINDS 10 TO
15 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
10 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 40. NORTHEAST WINDS 5 TO
10 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
RIZ007-190800-
NEWPORT RI-
INCLUDING THE CITIES OF NEWPORT, PORTSMOUTH, AND TIVERTON
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 24 (-1) 40 (+4) 31 48
RH % (24H TREND) 65 (-3) 48 (+22) 92 56
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 480 3840 550 2430
TRANSPORT WND (KTS) S 5 S 8 S 7 SW 9
VENT RATE (KT-FT) 2400 30720 3850 21870
MAX ADI EARLY 35 FAIR 34 FAIR 30 FAIR 22 FAIR
MAX ADI LATE 3 VERY POOR 44 GEN GOOD 8 POOR 32 FAIR
MAX LVORI EARLY 3 2 5 3
MAX LVORI LATE 3 2 5 3
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS AROUND 50.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. LOWS 28 TO 36. HIGHS IN
THE LOWER 40S. SOUTH WINDS 10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
RIZ008-190800-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 27 (+1) 39 (+6) 33 43
RH % (24H TREND) 60 (-4) 54 (+17) 85 67
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 2280 2920 1000 1180
TRANSPORT WND (KTS) SE 5 SE 6 SW 10 W 11
VENT RATE (KT-FT) 11400 17520 10000 12980
MAX ADI EARLY 28 FAIR 28 FAIR 26 FAIR 16 GEN POOR
MAX ADI LATE 4 VERY POOR 30 FAIR 9 POOR 21 FAIR
MAX LVORI EARLY 3 2 4 4
MAX LVORI LATE 3 2 4 4
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
PARTLY SUNNY WITH RAIN LIKELY. HIGHS IN THE MID 40S.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 40S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW. HIGHS IN THE LOWER
40S. NORTH WINDS 10 TO 15 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 30. HIGHS
IN THE UPPER 30S. SOUTHEAST WINDS 10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO 15 MPH.
MAZ017-190800-
NORTHERN BRISTOL MA-
INCLUDING THE CITIES OF ATTLEBORO, BERKLEY, EASTON, MANSFIELD,
REHOBOTH, AND TAUNTON
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-2) 43 (+4) 27 52
RH % (24H TREND) 74 (+6) 38 (+13) 96 42
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 4670 510 4190
TRANSPORT WND (KTS) SE 4 S 10 S 7 SW 14
VENT RATE (KT-FT) 1480 46700 3570 58660
MAX ADI EARLY 39 FAIR 43 GEN GOOD 35 FAIR 34 FAIR
MAX ADI LATE 3 VERY POOR 58 GEN GOOD 5 VERY POOR 78 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 40S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
MAZ018-190800-
WESTERN PLYMOUTH MA-
INCLUDING THE CITIES OF BRIDGEWATER, BROCKTON, CARVER,
MIDDLEBORO, AND PEMBROKE
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-2) 42 (+4) 27 51
RH % (24H TREND) 74 (+3) 41 (+13) 96 44
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR LGT/VAR
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 370 4780 460 4050
TRANSPORT WND (KTS) S 4 S 9 S 8 SW 12
VENT RATE (KT-FT) 1480 43020 3680 48600
MAX ADI EARLY 34 FAIR 43 GEN GOOD 37 FAIR 41 GEN GOOD
MAX ADI LATE 3 VERY POOR 54 GEN GOOD 5 VERY POOR 78 GOOD
MAX LVORI EARLY 3 1 6 1
MAX LVORI LATE 3 1 6 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH RAIN LIKELY. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS AROUND 5 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 5 TO 10 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 20S. NORTH WINDS
AROUND 5 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 40. NORTH WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE UPPER 40S. WEST WINDS 5 TO 10 MPH.
MAZ019-190800-
EASTERN PLYMOUTH MA-
INCLUDING THE CITIES OF COHASSET, HINGHAM, MARSHFIELD, PLYMOUTH,
AND SCITUATE
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-3) 41 (+5) 27 50
RH % (24H TREND) 71 (0) 43 (+14) 96 48
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR S 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 320 4390 480 3480
TRANSPORT WND (KTS) SE 6 S 9 S 10 SW 11
VENT RATE (KT-FT) 1920 39510 4800 38280
MAX ADI EARLY 32 FAIR 43 GEN GOOD 36 FAIR 33 FAIR
MAX ADI LATE 4 VERY POOR 53 GEN GOOD 6 VERY POOR 60 GEN GOOD
MAX LVORI EARLY 3 2 5 1
MAX LVORI LATE 3 2 5 1
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 50.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
LOWER 30S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
MOSTLY SUNNY. COLDER. HIGHS IN THE LOWER 40S. NORTH
WINDS 15 TO 20 MPH.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 20S. NORTH WINDS
15 TO 20 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 30S. NORTH WINDS
10 TO 15 MPH, BECOMING SOUTH IN THE AFTERNOON.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
MAZ020-190800-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF ACUSHNET, FALL RIVER, NEW BEDFORD,
SWANSEA, AND WESTPORT
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-3) 42 (+5) 28 50
RH % (24H TREND) 74 (0) 44 (+20) 96 51
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR S 5 LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 290 4230 390 3160
TRANSPORT WND (KTS) S 3 S 8 S 7 SW 12
VENT RATE (KT-FT) 870 33840 2730 37920
MAX ADI EARLY 36 FAIR 39 FAIR 34 FAIR 26 FAIR
MAX ADI LATE 2 VERY POOR 47 GEN GOOD 5 VERY POOR 55 GEN GOOD
MAX LVORI EARLY 3 1 6 2
MAX LVORI LATE 3 1 6 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE UPPER
30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS AROUND 50.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. LOWS 26 TO 33. HIGHS IN
THE LOWER 40S. SOUTH WINDS 15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 10 TO 15 MPH.
MAZ021-190800-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITIES OF MARION, MATTAPOISETT, ROCHESTER,
AND WAREHAM
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-2) 41 (+4) 28 49
RH % (24H TREND) 74 (+9) 46 (+17) 96 54
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 390 4520 470 3540
TRANSPORT WND (KTS) S 3 S 8 S 7 SW 13
VENT RATE (KT-FT) 1170 36160 3290 46020
MAX ADI EARLY 39 FAIR 40 FAIR 34 FAIR 35 FAIR
MAX ADI LATE 3 VERY POOR 52 GEN GOOD 5 VERY POOR 67 GOOD
MAX LVORI EARLY 3 1 6 2
MAX LVORI LATE 3 1 6 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH RAIN LIKELY. LOWS IN THE MID
30S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE MID 30S. SOUTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE LOWER
50S. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 10 TO 15 MPH.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. LOWS 26 TO 32. HIGHS IN
THE LOWER 40S. SOUTH WINDS 10 TO 15 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
20S. HIGHS IN THE MID 40S. WEST WINDS 5 TO 10 MPH.
MAZ022-190800-
BARNSTABLE MA-
INCLUDING THE CITIES OF BOURNE, CHATHAM, FALMOUTH, HYANNIS,
PROVINCETOWN, AND WELLFLEET
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 21 (-4) 40 (+5) 30 46
RH % (24H TREND) 71 (-5) 50 (+21) 92 58
20FT WND AM(MPH) LGT/VAR LGT/VAR
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 5
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 730 4180 690 2740
TRANSPORT WND (KTS) SE 6 SE 7 S 7 SW 12
VENT RATE (KT-FT) 4380 29260 4830 32880
MAX ADI EARLY 34 FAIR 37 FAIR 28 FAIR 36 FAIR
MAX ADI LATE 4 VERY POOR 37 FAIR 7 POOR 43 GEN GOOD
MAX LVORI EARLY 3 2 5 2
MAX LVORI LATE 3 2 5 2
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 40S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
40S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE LOWER 30S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY THROUGH TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
HIGHS AROUND 40. SOUTHWEST WINDS 15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS AROUND 30.
HIGHS IN THE LOWER 40S. WEST WINDS 10 TO 15 MPH.
MAZ023-190800-
DUKES MA-
INCLUDING THE CITIES OF EDGARTOWN, OAK BLUFFS, AND VINEYARD HAVEN
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 20 (-7) 40 (+5) 31 46
RH % (24H TREND) 71 (+1) 50 (+19) 85 62
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR SE 5 LGT/VAR SW 7
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 1880 3520 800 1530
TRANSPORT WND (KTS) SE 5 S 6 SW 10 SW 12
VENT RATE (KT-FT) 9400 21120 8000 18360
MAX ADI EARLY 33 FAIR 29 FAIR 19 GEN POOR 21 FAIR
MAX ADI LATE 4 VERY POOR 29 FAIR 8 POOR 26 FAIR
MAX LVORI EARLY 3 2 4 3
MAX LVORI LATE 3 2 4 3
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE
UPPER 40S. SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 30S. SOUTHWEST
WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE UPPER
40S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN AND SNOW.
LOWS IN THE MID 30S. NORTHWEST WINDS 15 TO 20 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SNOW. HIGHS IN THE LOWER
40S. NORTH WINDS 15 TO 20 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS AROUND 30. HIGHS
IN THE UPPER 30S. EAST WINDS 15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE LOWER 40S. WEST WINDS 15 TO 20 MPH.
MAZ024-190800-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 PM EDT WED MAR 18 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLEAR
PRECIP TYPE NONE NONE NONE NONE
CHANCE PRECIP (%)
CHANCE OF THUNDER (%) 0 0 0 0
TEMP (24H TREND) 25 (-3) 38 (+4) 32 44
RH % (24H TREND) 66 (-1) 56 (+24) 82 67
20FT WND AM(MPH) LGT/VAR SW 5
20FT WND PM(MPH) LGT/VAR LGT/VAR LGT/VAR SW 6
PRECIP AMOUNT 0.00 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 3050 3410 1310 1810
TRANSPORT WND (KTS) SE 5 SE 7 SW 10 SW 12
VENT RATE (KT-FT) 15250 23870 13100 21720
MAX ADI EARLY 23 FAIR 33 FAIR 18 GEN POOR 29 FAIR
MAX ADI LATE 5 VERY POOR 33 FAIR 6 VERY POOR 33 FAIR
MAX LVORI EARLY 3 3 4 3
MAX LVORI LATE 3 3 4 3
MIN VSBY EARLY 9 9 9 9
MIN VSBY LATE 9 9 9 9
SUNSHINE HOURS N/A N/A N/A N/A
CWR 0 0 0 0
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF RAIN. LOWS IN THE
UPPER 30S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN. HIGHS IN THE MID
40S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 40S. SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY NIGHT
BREEZY. MOSTLY CLOUDY WITH A CHANCE OF RAIN AND
SNOW. LOWS IN THE MID 30S. NORTHWEST WINDS 15 TO 25 MPH.
MONDAY
BREEZY. MOSTLY SUNNY WITH A CHANCE OF RAIN AND SNOW.
HIGHS IN THE LOWER 40S. NORTH WINDS 15 TO 25 MPH.
MONDAY NIGHT AND TUESDAY
PARTLY CLOUDY. LOWS IN THE LOWER 30S.
HIGHS IN THE UPPER 30S. NORTH WINDS 15 TO 20 MPH.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY. LOWS IN THE LOWER
30S. HIGHS IN THE LOWER 40S. WEST WINDS 10 TO 15 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES BELOW NORMAL. PRECIPITATION NEAR NORMAL.
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