857
FNUS51 KBOX 190810
FWFBOX
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
409 AM EDT TUE MAY 19 2026
DISCUSSION
RECORD HEAT LIKELY TODAY WITH A FEW SHOWERS AND THUNDERSTORMS
POSSIBLE IN THE AFTERNOON. SW WINDS PICK BACK UP THEN AS WELL,
WITH GUSTS TO 25-30 MPH POSSIBLE, SUSTAINED BETWEEN 10-20 MPH.
MORE WIDESPREAD THUNDERSTORMS POSSIBLE WEDNESDAY WITH ONE MORE
DAY OF HOT TEMPERATURES.
ON TUESDAY, MINIMUM RELATIVE HUMIDITY WILL BE 30 TO 40 PERCENT,
EXCEPT 50 TO 65 PERCENT ALONG THE IMMEDIATE SOUTH COAST AND
CAPE/ISLANDS. ON WEDNESDAY MINIMUM RELATIVE HUMIDITY WILL BE
40 TO 50 PERCENT, EXCEPT 50 TO 65 PERCENT ALONG THE IMMEDIATE
SOUTH COAST AND CAPE/ISLANDS.
OUTLOOK...THURSDAY THROUGH MONDAY
TURNING COOLER AND DRIER THURSDAY AND FRIDAY, THEN AN APPROACHING
FRONTAL BOUNDARY FROM THE SOUTH WILL BRING AN INCREASING RISK FOR
SHOWERS NEXT WEEKEND BUT UNCERTAINTY IS HIGH.
MAZ015-192000-
SUFFOLK MA-
INCLUDING THE CITY OF BOSTON
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 93 (+17) 69 (+7) 91
RH % (24H TREND) 36 (-7) 73 (-10) 43
20FT WND AM(MPH) SW 6 SW 8 G17
20FT WND PM(MPH) SW 9 G18 SW 8 G17 W 11 G19
PRECIP AMOUNT 0.00 0.12 0.10
PRECIP DURATION 0 2
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 5700 550 7620
TRANSPORT WND (KTS) W 18 W 12 W 19
VENT RATE (KT-FT) 102600 6600 144780
MAX ADI EARLY 43 GEN GOOD 27 FAIR 52 GEN GOOD
MAX ADI LATE 58 GEN GOOD 15 GEN POOR 70 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 8 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 50 TO 56.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS AROUND 50. SOUTH WINDS 5 TO
10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS AROUND 50. HIGHS IN THE UPPER 50S. NORTHEAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. EAST WINDS
5 TO 10 MPH.
MAZ016-192000-
EASTERN NORFOLK MA-
INCLUDING THE CITY OF QUINCY
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 20 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 92 (+12) 69 (+7) 92
RH % (24H TREND) 36 (+3) 71 (-12) 41
20FT WND AM(MPH) SW 6 SW 7
20FT WND PM(MPH) SW 9 G18 SW 9 G18 W 10 G19
PRECIP AMOUNT 0.00 0.14 0.15
PRECIP DURATION 0 3
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 5620 550 7600
TRANSPORT WND (KTS) W 16 W 13 W 19
VENT RATE (KT-FT) 89920 7150 144400
MAX ADI EARLY 47 GEN GOOD 27 FAIR 82 GOOD
MAX ADI LATE 71 GOOD 15 GEN POOR 79 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 55.
HIGHS IN THE MID 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST
WINDS 5 TO 10 MPH.
MAZ013-192000-
WESTERN NORFOLK MA-
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 20 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 92 (+7) 69 (+7) 92
RH % (24H TREND) 36 (+5) 73 (-27) 41
20FT WND AM(MPH) SW 5 SW 7
20FT WND PM(MPH) SW 8 G18 SW 7 G17 W 9 G18
PRECIP AMOUNT 0.00 0.16 0.14
PRECIP DURATION 0 3
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 6530 500 7640
TRANSPORT WND (KTS) W 19 SW 10 W 20
VENT RATE (KT-FT) 124070 5000 152800
MAX ADI EARLY 57 GEN GOOD 37 FAIR 105 VERY GOOD
MAX ADI LATE 104 VERY GOOD13 GEN POOR 83 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 54.
HIGHS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS AROUND 60. NORTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ014-192000-
SOUTHEAST MIDDLESEX MA-
INCLUDING THE CITY OF CAMBRIDGE
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 93 (+16) 71 (+8) 91
RH % (24H TREND) 35 (-3) 69 (-27) 42
20FT WND AM(MPH) SW 5 SW 7 G18
20FT WND PM(MPH) W 9 G18 SW 7 W 10 G20
PRECIP AMOUNT 0.00 0.22 0.07
PRECIP DURATION 0 2
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 7360 530 7430
TRANSPORT WND (KTS) W 19 W 11 W 20
VENT RATE (KT-FT) 139840 5830 148600
MAX ADI EARLY 72 GOOD 43 GEN GOOD 72 GOOD
MAX ADI LATE 103 VERY GOOD13 GEN POOR 86 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 49 TO 55.
HIGHS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
MAZ007-192000-
EASTERN ESSEX MA-
INCLUDING THE CITY OF GLOUCESTER
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 92 (+22) 66 (+9) 89
RH % (24H TREND) 34 (-4) 84 (-12) 45
20FT WND AM(MPH) SW 5 SW 7 G17
20FT WND PM(MPH) SW 8 G17 SW 7 W 10 G19
PRECIP AMOUNT 0.00 0.15 0.03
PRECIP DURATION 0 1
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 5060 450 5890
TRANSPORT WND (KTS) SW 16 SW 13 W 19
VENT RATE (KT-FT) 80960 5850 111910
MAX ADI EARLY 36 FAIR 28 FAIR 57 GEN GOOD
MAX ADI LATE 56 GEN GOOD 15 GEN POOR 60 GEN GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 8 8 9
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE LOWER 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 5 TO
10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. WEST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS
5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. EAST
WINDS 5 TO 10 MPH.
MAZ006-192000-
WESTERN ESSEX MA-
INCLUDING THE CITY OF LAWRENCE
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 93 (+19) 71 (+12) 89
RH % (24H TREND) 32 (-1) 69 (-31) 42
20FT WND AM(MPH) SW 5 W 7 G18
20FT WND PM(MPH) W 8 G18 SW 6 W 9 G20
PRECIP AMOUNT 0.00 0.10 0.01
PRECIP DURATION 0 1
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM 6 PM
MIXING HGT (FT-AGL) 7480 510 7030
TRANSPORT WND (KTS) W 21 SW 12 W 22
VENT RATE (KT-FT) 157080 6120 154660
MAX ADI EARLY 82 GOOD 59 GEN GOOD 104 VERY GOOD
MAX ADI LATE 105 VERY GOOD13 GEN POOR 89 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 8 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE LOWER 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 53.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS
AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. EAST WINDS
AROUND 5 MPH.
MAZ005-192000-
CENTRAL MIDDLESEX MA-
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 93 (+12) 70 (+7) 91
RH % (24H TREND) 35 (+2) 71 (-29) 42
20FT WND AM(MPH) SW 5 SW 7 G17
20FT WND PM(MPH) W 8 G18 SW 6 W 9 G20
PRECIP AMOUNT 0.00 0.16 0.05
PRECIP DURATION 0 1
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 7210 500 7110
TRANSPORT WND (KTS) W 19 SW 10 W 21
VENT RATE (KT-FT) 136990 5000 149310
MAX ADI EARLY 74 GOOD 57 GEN GOOD 104 VERY GOOD
MAX ADI LATE 105 VERY GOOD12 POOR 84 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE LOWER 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 53.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ012-192000-
SOUTHERN WORCESTER MA-
INCLUDING THE CITIES OF MILFORD AND WORCESTER
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 94 (+7) 69 (+6) 92
RH % (24H TREND) 34 (+1) 76 (-24) 44
20FT WND AM(MPH) SW 6 SW 7 G18
20FT WND PM(MPH) SW 9 G20 SW 7 G17 W 10 G21
PRECIP AMOUNT 0.00 0.15 0.11
PRECIP DURATION 0 3
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 6880 500 6770
TRANSPORT WND (KTS) SW 20 W 11 W 19
VENT RATE (KT-FT) 137600 5500 128630
MAX ADI EARLY 55 GEN GOOD 31 FAIR 101 VERY GOOD
MAX ADI LATE 77 GOOD 13 GEN POOR 77 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 8 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 20 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 53.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ004-192000-
NORTHERN WORCESTER MA-
INCLUDING THE CITIES OF BARRE AND FITCHBURG
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 30 60
CHANCE OF THUNDER (%) 20 20 20
TEMP (24H TREND) 92 (+6) 67 (+5) 88
RH % (24H TREND) 36 (+5) 78 (-22) 46
20FT WND AM(MPH) SW 6 W 8 G20
20FT WND PM(MPH) SW 9 G21 SW 6 G17 W 11 G23
PRECIP AMOUNT 0.05 0.12 0.05
PRECIP DURATION 0 0 2
PRECIP BEGIN 3 PM CONTINUING 12 PM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 6750 470 5810
TRANSPORT WND (KTS) W 19 W 11 W 20
VENT RATE (KT-FT) 128250 5170 116200
MAX ADI EARLY 59 GEN GOOD 34 FAIR 74 GOOD
MAX ADI LATE 75 GOOD 13 GEN POOR 74 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 8 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 20 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 50.
HIGHS IN THE MID 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. EAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS 5 TO 10 MPH.
MAZ026-192000-
NORTHERN MIDDLESEX MA-
INCLUDING THE CITY OF AYER
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 60
CHANCE OF THUNDER (%) 20 0 20
TEMP (24H TREND) 94 (+12) 69 (+7) 89
RH % (24H TREND) 36 (+3) 68 (-28) 46
20FT WND AM(MPH) SW 5 W 7 G21
20FT WND PM(MPH) W 8 G20 SW 5 W 9 G22
PRECIP AMOUNT 0.02 0.06 0.02
PRECIP DURATION 0 0 2
PRECIP BEGIN 3 PM CONTINUING 12 PM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 6890 490 5880
TRANSPORT WND (KTS) W 20 W 10 W 22
VENT RATE (KT-FT) 137800 4900 129360
MAX ADI EARLY 75 GOOD 52 GEN GOOD 105 VERY GOOD
MAX ADI LATE 105 VERY GOOD11 POOR 80 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 20 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE LOWER 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 44 TO 51.
HIGHS IN THE UPPER 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS AROUND 60. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ002-192000-
WESTERN FRANKLIN MA-
INCLUDING THE CITY OF CHARLEMONT
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 30 40 50
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 92 (+5) 66 (+4) 83
RH % (24H TREND) 37 (+3) 76 (-10) 48
20FT WND AM(MPH) LGT/VAR W 8 G20
20FT WND PM(MPH) W 7 G18 W 5 W 9 G22
PRECIP AMOUNT 0.07 0.06 0.01
PRECIP DURATION 1 0 1
PRECIP BEGIN 2 PM CONTINUING 11 AM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 6770 490 4820
TRANSPORT WND (KTS) W 22 W 9 W 21
VENT RATE (KT-FT) 148940 4410 101220
MAX ADI EARLY 105 VERY GOOD44 GEN GOOD 70 GOOD
MAX ADI LATE 105 VERY GOOD13 GEN POOR 69 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 30 30 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 40S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 47.
HIGHS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MAZ003-192000-
EASTERN FRANKLIN MA-
INCLUDING THE CITIES OF GREENFIELD AND ORANGE
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 60
CHANCE OF THUNDER (%) 20 0 20
TEMP (24H TREND) 93 (+4) 68 (+6) 87
RH % (24H TREND) 37 (+10) 78 (-22) 48
20FT WND AM(MPH) LGT/VAR SW 7 G19
20FT WND PM(MPH) W 8 G19 SW 5 W 10 G21
PRECIP AMOUNT 0.07 0.08 0.03
PRECIP DURATION 1 0 2
PRECIP BEGIN 2 PM CONTINUING 11 AM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 6710 410 5370
TRANSPORT WND (KTS) W 18 SW 8 W 19
VENT RATE (KT-FT) 120780 3280 102030
MAX ADI EARLY 75 GOOD 28 FAIR 74 GOOD
MAX ADI LATE 105 VERY GOOD9 POOR 69 GOOD
MAX LVORI EARLY 1 4 2
MAX LVORI LATE 1 4 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 30 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 50.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTH
WINDS AROUND 5 MPH.
MAZ008-192000-
WESTERN HAMPSHIRE MA-
INCLUDING THE CITY OF CHESTERFIELD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 70
CHANCE OF THUNDER (%) 20 0 20
TEMP (24H TREND) 92 (+5) 67 (+4) 85
RH % (24H TREND) 35 (-2) 76 (-17) 49
20FT WND AM(MPH) SW 5 W 8 G19
20FT WND PM(MPH) W 8 G19 W 6 W 10 G23
PRECIP AMOUNT 0.06 0.06 0.02
PRECIP DURATION 1 0 2
PRECIP BEGIN 2 PM CONTINUING 11 AM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 7080 490 5210
TRANSPORT WND (KTS) W 21 W 9 W 19
VENT RATE (KT-FT) 148680 4410 98990
MAX ADI EARLY 96 GOOD 33 FAIR 65 GOOD
MAX ADI LATE 105 VERY GOOD12 POOR 1 VERY POOR
MAX LVORI EARLY 1 3 3
MAX LVORI LATE 1 3 3
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 30 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE UPPER 40S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 43 TO 48.
HIGHS IN THE MID 60S. NORTH WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY.
COOLER. LOWS IN THE MID 40S. HIGHS IN THE MID 50S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MAZ010-192000-
EASTERN HAMPSHIRE MA-
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 30 30 70
CHANCE OF THUNDER (%) 20 20 20
TEMP (24H TREND) 95 (+5) 69 (+6) 89
RH % (24H TREND) 35 (+8) 78 (-18) 48
20FT WND AM(MPH) SW 5 SW 7 G18
20FT WND PM(MPH) SW 9 G20 SW 6 W 11 G21
PRECIP AMOUNT 0.05 0.07 0.07
PRECIP DURATION 0 0 2
PRECIP BEGIN 3 PM CONTINUING 12 PM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 7770 410 5730
TRANSPORT WND (KTS) W 20 SW 8 W 18
VENT RATE (KT-FT) 155400 3280 103140
MAX ADI EARLY 70 GOOD 22 FAIR 100 GOOD
MAX ADI LATE 100 GOOD 9 POOR 65 GOOD
MAX LVORI EARLY 1 4 2
MAX LVORI LATE 1 4 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 20 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 45 TO 52.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S. NORTH
WINDS AROUND 5 MPH.
MAZ009-192000-
WESTERN HAMPDEN MA-
INCLUDING THE CITY OF BLANDFORD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 30 70
CHANCE OF THUNDER (%) 20 0 20
TEMP (24H TREND) 93 (+5) 68 (+4) 87
RH % (24H TREND) 34 (-3) 71 (-15) 46
20FT WND AM(MPH) SW 5 W 8 G18
20FT WND PM(MPH) W 9 G19 W 7 W 10 G22
PRECIP AMOUNT 0.05 0.06 0.08
PRECIP DURATION 0 0 3
PRECIP BEGIN 3 PM CONTINUING 12 PM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 7610 520 5630
TRANSPORT WND (KTS) W 24 SW 9 W 18
VENT RATE (KT-FT) 182640 4680 101340
MAX ADI EARLY 81 GOOD 38 FAIR 73 GOOD
MAX ADI LATE 105 VERY GOOD13 GEN POOR 66 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 20 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
UPPER 40S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHWEST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. NORTH
WINDS AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY.
COOLER. LOWS IN THE MID 40S. HIGHS IN THE UPPER 50S. EAST WINDS
AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHWEST
WINDS AROUND 5 MPH.
MAZ011-192000-
EASTERN HAMPDEN MA-
INCLUDING THE CITY OF SPRINGFIELD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE TSTMS TSTMS TSTMS
CHANCE PRECIP (%) 20 30 80
CHANCE OF THUNDER (%) 20 20 20
TEMP (24H TREND) 96 (+7) 70 (+6) 91
RH % (24H TREND) 33 (+5) 76 (-20) 44
20FT WND AM(MPH) SW 5 SW 7 G18
20FT WND PM(MPH) SW 10 G21 SW 7 G18 W 11 G21
PRECIP AMOUNT 0.04 0.07 0.15
PRECIP DURATION 0 0 3
PRECIP BEGIN 3 PM CONTINUING 12 PM
PRECIP END CONTINUING 8 PM CONTINUING
MIXING HGT (FT-AGL) 8220 430 6110
TRANSPORT WND (KTS) W 22 SW 9 W 17
VENT RATE (KT-FT) 180840 3870 103870
MAX ADI EARLY 60 GEN GOOD 30 FAIR 65 GOOD
MAX ADI LATE 92 GOOD 10 POOR 64 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 9 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 20 20 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
PARTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
LOWER 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 53.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY.
COOLER. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S. NORTH
WINDS AROUND 5 MPH.
CTZ002-192000-
HARTFORD CT-
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 20 20 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 95 (+6) 71 (+7) 92
RH % (24H TREND) 31 (-5) 73 (-27) 38
20FT WND AM(MPH) SW 5 SW 7 G17
20FT WND PM(MPH) SW 9 G20 SW 7 G19 W 10 G20
PRECIP AMOUNT 0.00 0.00 0.09
PRECIP DURATION 4
PRECIP BEGIN 12 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 7810 440 7000
TRANSPORT WND (KTS) SW 20 SW 9 W 18
VENT RATE (KT-FT) 156200 3960 126000
MAX ADI EARLY 51 GEN GOOD 38 FAIR 99 GOOD
MAX ADI LATE 83 GOOD 11 POOR 67 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 47 TO 54.
HIGHS AROUND 70. NORTHEAST WINDS 5 TO 10 MPH.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 70. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY.
COOLER. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE LOWER 70S. NORTH WINDS
AROUND 5 MPH.
CTZ003-192000-
TOLLAND CT-
INCLUDING THE CITIES OF UNION AND VERNON
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 20 20 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 94 (+6) 70 (+7) 92
RH % (24H TREND) 35 (-1) 73 (-27) 43
20FT WND AM(MPH) SW 6 SW 7 G19
20FT WND PM(MPH) SW 9 G21 SW 8 G19 W 11 G21
PRECIP AMOUNT 0.00 0.00 0.12
PRECIP DURATION 4
PRECIP BEGIN 12 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 6570 450 7190
TRANSPORT WND (KTS) SW 17 SW 9 W 18
VENT RATE (KT-FT) 111690 4050 129420
MAX ADI EARLY 38 FAIR 25 FAIR 93 GOOD
MAX ADI LATE 65 GOOD 12 POOR 68 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 9
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTH WINDS
AROUND 5 MPH.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY.
COOLER. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE MID
60S. NORTHEAST WINDS AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 70. NORTH WINDS
AROUND 5 MPH.
CTZ004-192000-
WINDHAM CT-
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 93 (+6) 68 (+5) 91
RH % (24H TREND) 38 (+4) 73 (-27) 40
20FT WND AM(MPH) SW 5 SW 7 G17
20FT WND PM(MPH) SW 9 G19 SW 7 G18 W 10 G21
PRECIP AMOUNT 0.00 0.00 0.12
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 5590 460 7500
TRANSPORT WND (KTS) SW 16 SW 8 W 19
VENT RATE (KT-FT) 89440 3680 142500
MAX ADI EARLY 32 FAIR 25 FAIR 88 GOOD
MAX ADI LATE 55 GEN GOOD 12 POOR 67 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 8
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. NORTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHEAST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. EAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS AROUND 70. NORTH WINDS
AROUND 5 MPH.
RIZ001-192000-
NORTHWEST PROVIDENCE RI-
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR MCLEAR PCLDY
PRECIP TYPE NONE SHOWERS TSTMS
CHANCE PRECIP (%) 10 20 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 92 (+7) 68 (+5) 92
RH % (24H TREND) 40 (+7) 76 (-24) 42
20FT WND AM(MPH) SW 6 SW 7
20FT WND PM(MPH) SW 9 G18 SW 8 G17 W 9 G20
PRECIP AMOUNT 0.00 0.04 0.16
PRECIP DURATION 0 3
PRECIP BEGIN 6 PM 1 PM
PRECIP END 8 PM CONTINUING
MIXING HGT (FT-AGL) 5270 480 8250
TRANSPORT WND (KTS) SW 18 SW 9 W 20
VENT RATE (KT-FT) 94860 4320 165000
MAX ADI EARLY 39 FAIR 34 FAIR 94 GOOD
MAX ADI LATE 62 GOOD 13 GEN POOR 81 GOOD
MAX LVORI EARLY 1 3 1
MAX LVORI LATE 1 3 1
MIN VSBY EARLY 9 9 8
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 10 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY AND THURSDAY NIGHT
PARTLY CLOUDY. LOWS 46 TO 55.
HIGHS IN THE UPPER 60S. NORTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
AROUND 5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
RIZ002-192000-
SOUTHEAST PROVIDENCE RI-
INCLUDING THE CITY OF PROVIDENCE
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20 70
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 91 (+11) 67 (+5) 92
RH % (24H TREND) 41 (+9) 78 (-15) 42
20FT WND AM(MPH) SW 5 SW 7
20FT WND PM(MPH) SW 10 G17 SW 8 G17 W 10 G18
PRECIP AMOUNT 0.00 0.00 0.16
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 4470 480 8550
TRANSPORT WND (KTS) SW 16 SW 10 W 20
VENT RATE (KT-FT) 71520 4800 171000
MAX ADI EARLY 41 GEN GOOD 34 FAIR 78 GOOD
MAX ADI LATE 53 GEN GOOD 13 GEN POOR 72 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 7
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
RIZ003-192000-
WESTERN KENT RI-
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 80
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 88 (+3) 66 (+4) 90
RH % (24H TREND) 43 (+7) 76 (-11) 42
20FT WND AM(MPH) SW 6 SW 7
20FT WND PM(MPH) SW 9 G17 SW 8 G17 W 10 G19
PRECIP AMOUNT 0.00 0.00 0.08
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 3000 470 7850
TRANSPORT WND (KTS) SW 15 SW 9 W 20
VENT RATE (KT-FT) 45000 4230 157000
MAX ADI EARLY 33 FAIR 32 FAIR 75 GOOD
MAX ADI LATE 42 GEN GOOD 13 GEN POOR 70 GOOD
MAX LVORI EARLY 1 3 2
MAX LVORI LATE 1 3 2
MIN VSBY EARLY 9 9 8
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTH AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH IN THE EVENING, BECOMING
LIGHT AND VARIABLE.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH.
RIZ004-192000-
EASTERN KENT RI-
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 88 (+10) 65 (+3) 91
RH % (24H TREND) 42 (+11) 81 (-9) 41
20FT WND AM(MPH) SW 6 SW 7
20FT WND PM(MPH) SW 10 G18 SW 9 G17 SW 11 G19
PRECIP AMOUNT 0.00 0.00 0.10
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 2800 470 6420
TRANSPORT WND (KTS) SW 15 SW 10 W 18
VENT RATE (KT-FT) 42000 4700 115560
MAX ADI EARLY 32 FAIR 31 FAIR 56 GEN GOOD
MAX ADI LATE 37 FAIR 13 GEN POOR 64 GOOD
MAX LVORI EARLY 2 3 2
MAX LVORI LATE 2 3 2
MIN VSBY EARLY 9 9 7
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
5 TO 10 MPH.
RIZ005-192000-
BRISTOL RI-
INCLUDING THE CITY OF BRISTOL
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 83 (+8) 64 (+4) 88
RH % (24H TREND) 51 (+13) 87 (-10) 48
20FT WND AM(MPH) S 7 SW 8
20FT WND PM(MPH) S 11 G19 SW 10 G18 SW 11 G19
PRECIP AMOUNT 0.00 0.00 0.09
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 1660 410 4560
TRANSPORT WND (KTS) SW 15 SW 11 W 16
VENT RATE (KT-FT) 24900 4510 72960
MAX ADI EARLY 23 FAIR 20 GEN POOR 40 FAIR
MAX ADI LATE 25 FAIR 13 GEN POOR 45 GEN GOOD
MAX LVORI EARLY 2 4 3
MAX LVORI LATE 2 4 3
MIN VSBY EARLY 9 8 7
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 50
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS AROUND 60. NORTHEAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
RIZ006-192000-
WASHINGTON RI-
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 84 (+6) 61 (+2) 89
RH % (24H TREND) 46 (+10) 93 (-7) 42
20FT WND AM(MPH) SW 6 SW 7 G17
20FT WND PM(MPH) SW 9 G18 SW 8 G18 SW 10 G20
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 1810 430 4640
TRANSPORT WND (KTS) SW 15 SW 11 SW 17
VENT RATE (KT-FT) 27150 4730 78880
MAX ADI EARLY 24 FAIR 22 FAIR 39 FAIR
MAX ADI LATE 26 FAIR 13 GEN POOR 42 GEN GOOD
MAX LVORI EARLY 2 4 2
MAX LVORI LATE 2 4 2
MIN VSBY EARLY 6 FOG 6 FOG 6 FOG
MIN VSBY LATE 8 5 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE UPPER 50S.
EAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT AND SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE UPPER 60S. EAST WINDS 5 TO
10 MPH.
RIZ007-192000-
NEWPORT RI-
INCLUDING THE CITY OF NEWPORT
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 78 (+5) 59 (+1) 84
RH % (24H TREND) 54 (+19) 93 (-4) 49
20FT WND AM(MPH) SW 8 SW 10 G19
20FT WND PM(MPH) SW 12 G20 SW 11 G19 SW 12 G21
PRECIP AMOUNT 0.00 0.00 0.05
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 970 420 1470
TRANSPORT WND (KTS) SW 15 SW 13 SW 15
VENT RATE (KT-FT) 14550 5460 22050
MAX ADI EARLY 19 GEN POOR 21 FAIR 21 FAIR
MAX ADI LATE 22 FAIR 16 GEN POOR 22 FAIR
MAX LVORI EARLY 3 4 3
MAX LVORI LATE 3 4 3
MIN VSBY EARLY 5 FOG 5 FOG 3 FOG
MIN VSBY LATE 8 4 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS AROUND 50. HIGHS IN THE MID 60S. EAST WINDS 5 TO
10 MPH.
RIZ008-192000-
BLOCK ISLAND RI-
INCLUDING THE CITY OF NEW SHOREHAM
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 66 (-2) 57 (+2) 70
RH % (24H TREND) 75 (+7) 96 (-4) 68
20FT WND AM(MPH) SW 10 SW 12 G19
20FT WND PM(MPH) SW 13 G21 SW 13 G23 SW 15 G23
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 460 390 540
TRANSPORT WND (KTS) SW 23 SW 19 SW 21
VENT RATE (KT-FT) 10580 7410 11340
MAX ADI EARLY 1 VERY POOR 29 FAIR 24 FAIR
MAX ADI LATE 29 FAIR 21 FAIR 24 FAIR
MAX LVORI EARLY 4 7 4
MAX LVORI LATE 4 7 4
MIN VSBY EARLY 0 FOG 1 FOG 0 FOG
MIN VSBY LATE 7 0 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. NORTH WINDS 5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS AROUND 5 MPH, BECOMING WEST AROUND 5 MPH AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS AROUND 60. NORTHEAST WINDS AROUND
5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTHEAST WINDS AROUND 5 MPH.
SATURDAY AND SATURDAY NIGHT
SHOWERS. LOWS IN THE LOWER 50S.
HIGHS IN THE UPPER 50S. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. NORTHEAST WINDS 10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S. EAST
WINDS 5 TO 10 MPH.
MAZ017-192000-
NORTHERN BRISTOL MA-
INCLUDING THE CITY OF TAUNTON
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20 70
CHANCE OF THUNDER (%) 0 0 30
TEMP (24H TREND) 90 (+7) 66 (+5) 91
RH % (24H TREND) 40 (+9) 78 (-22) 41
20FT WND AM(MPH) SW 5 SW 6
20FT WND PM(MPH) SW 9 G18 SW 8 G18 W 9 G18
PRECIP AMOUNT 0.00 0.00 0.19
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 4470 450 8020
TRANSPORT WND (KTS) SW 15 SW 10 W 20
VENT RATE (KT-FT) 67050 4500 160400
MAX ADI EARLY 40 FAIR 28 FAIR 105 VERY GOOD
MAX ADI LATE 46 GEN GOOD 12 POOR 80 GOOD
MAX LVORI EARLY 1 4 1
MAX LVORI LATE 1 4 1
MIN VSBY EARLY 9 9 7
MIN VSBY LATE 9 8 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS AROUND 60. NORTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ018-192000-
WESTERN PLYMOUTH MA-
INCLUDING THE CITY OF BROCKTON
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 90 (+8) 64 (+4) 91
RH % (24H TREND) 38 (+10) 78 (-22) 41
20FT WND AM(MPH) SW 6 SW 7
20FT WND PM(MPH) SW 9 G19 SW 8 G19 W 9 G19
PRECIP AMOUNT 0.00 0.00 0.16
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 4120 460 7740
TRANSPORT WND (KTS) SW 16 SW 11 W 19
VENT RATE (KT-FT) 65920 5060 147060
MAX ADI EARLY 39 FAIR 28 FAIR 103 VERY GOOD
MAX ADI LATE 48 GEN GOOD 13 GEN POOR 77 GOOD
MAX LVORI EARLY 1 4 1
MAX LVORI LATE 1 4 1
MIN VSBY EARLY 9 8 7
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
AROUND 5 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST AROUND 5 MPH IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE MID 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE MID 40S. HIGHS AROUND 60. NORTHEAST WINDS 5 TO
10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST
WINDS AROUND 5 MPH.
MAZ019-192000-
EASTERN PLYMOUTH MA-
INCLUDING THE CITY OF PLYMOUTH
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 20 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 87 (+12) 63 (+3) 89
RH % (24H TREND) 38 (+8) 84 (-16) 42
20FT WND AM(MPH) SW 7 SW 8
20FT WND PM(MPH) SW 10 G21 SW 9 G21 SW 9 G19
PRECIP AMOUNT 0.00 0.00 0.14
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 2760 440 4990
TRANSPORT WND (KTS) SW 16 SW 13 W 16
VENT RATE (KT-FT) 44160 5720 79840
MAX ADI EARLY 24 FAIR 22 FAIR 54 GEN GOOD
MAX ADI LATE 29 FAIR 17 GEN POOR 45 GEN GOOD
MAX LVORI EARLY 2 4 2
MAX LVORI LATE 2 4 2
MIN VSBY EARLY 8 7 7
MIN VSBY LATE 9 7 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 60
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTH WINDS 10 TO
15 MPH, BECOMING EAST 5 TO 10 MPH IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING EAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH WINDS
5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 50S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. EAST
WINDS 5 TO 10 MPH.
MAZ020-192000-
SOUTHERN BRISTOL MA-
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 70
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 84 (+8) 59 (0) 89
RH % (24H TREND) 48 (+13) 90 (-10) 46
20FT WND AM(MPH) SW 7 G17 SW 8 G19
20FT WND PM(MPH) SW 11 G22 SW 9 G21 SW 11 G23
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 3
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 1540 430 4270
TRANSPORT WND (KTS) SW 16 W 12 SW 17
VENT RATE (KT-FT) 24640 5160 72590
MAX ADI EARLY 25 FAIR 24 FAIR 34 FAIR
MAX ADI LATE 28 FAIR 14 GEN POOR 40 FAIR
MAX LVORI EARLY 2 4 2
MAX LVORI LATE 2 4 2
MIN VSBY EARLY 5 FOG 6 FOG 2 FOG
MIN VSBY LATE 8 4 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH, BECOMING NORTHEAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
PARTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 60S. NORTHEAST
WINDS 10 TO 15 MPH.
MAZ021-192000-
SOUTHERN PLYMOUTH MA-
INCLUDING THE CITY OF MATTAPOISETT
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 82 (+5) 60 (+2) 86
RH % (24H TREND) 51 (+20) 87 (-6) 46
20FT WND AM(MPH) SW 6 G17 SW 7 G19
20FT WND PM(MPH) SW 11 G22 SW 9 G21 SW 11 G22
PRECIP AMOUNT 0.00 0.00 0.06
PRECIP DURATION 2
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 1490 420 3370
TRANSPORT WND (KTS) SW 17 SW 12 SW 17
VENT RATE (KT-FT) 25330 5040 57290
MAX ADI EARLY 27 FAIR 25 FAIR 35 FAIR
MAX ADI LATE 30 FAIR 14 GEN POOR 36 FAIR
MAX LVORI EARLY 2 4 2
MAX LVORI LATE 2 4 2
MIN VSBY EARLY 6 FOG 7 2 FOG
MIN VSBY LATE 8 4 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 40
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. NORTHWEST WINDS 5 TO 10 MPH.
THURSDAY
PARTLY SUNNY. HIGHS IN THE UPPER 60S. NORTH WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE UPPER 40S. SOUTH WINDS AROUND 5 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 60S. NORTHEAST
WINDS 5 TO 10 MPH.
MAZ022-192000-
BARNSTABLE MA-
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER MCLEAR PCLDY PCLDY
PRECIP TYPE NONE NONE TSTMS
CHANCE PRECIP (%) 10 10 60
CHANCE OF THUNDER (%) 0 0 20
TEMP (24H TREND) 75 (+3) 60 (+2) 79
RH % (24H TREND) 62 (+28) 93 (-7) 56
20FT WND AM(MPH) SW 8 G17 SW 9 G19
20FT WND PM(MPH) SW 11 G22 SW 10 G22 SW 11 G22
PRECIP AMOUNT 0.00 0.00 0.04
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 1020 440 1090
TRANSPORT WND (KTS) SW 19 SW 16 SW 17
VENT RATE (KT-FT) 19380 7040 18530
MAX ADI EARLY 24 FAIR 25 FAIR 22 FAIR
MAX ADI LATE 28 FAIR 19 GEN POOR 24 FAIR
MAX LVORI EARLY 3 4 3
MAX LVORI LATE 3 4 3
MIN VSBY EARLY 2 FOG 4 FOG 4 FOG
MIN VSBY LATE 7 3 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 30
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. WEST WINDS 5 TO 10 MPH, BECOMING NORTHWEST AFTER
MIDNIGHT.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
5 TO 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS AROUND 5 MPH, BECOMING NORTHWEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE MID 60S. NORTHEAST WINDS
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SATURDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 50.
EAST WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS 5 TO 10 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. EAST WINDS
5 TO 10 MPH.
MAZ023-192000-
DUKES MA-
INCLUDING THE CITY OF VINEYARD HAVEN
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 10 50
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 70 (+2) 58 (+2) 74
RH % (24H TREND) 66 (+26) 96 (-4) 57
20FT WND AM(MPH) SW 10 G18 SW 13 G21
20FT WND PM(MPH) SW 13 G22 SW 13 G21 SW 15 G23
PRECIP AMOUNT 0.00 0.00 0.02
PRECIP DURATION 1
PRECIP BEGIN 1 PM
PRECIP END CONTINUING
MIXING HGT (FT-AGL) 630 450 730
TRANSPORT WND (KTS) SW 19 SW 19 SW 20
VENT RATE (KT-FT) 11970 8550 14600
MAX ADI EARLY 1 VERY POOR 23 FAIR 24 FAIR
MAX ADI LATE 28 FAIR 24 FAIR 25 FAIR
MAX LVORI EARLY 3 4 3
MAX LVORI LATE 3 4 3
MIN VSBY EARLY 0 FOG 0 FOG 1 FOG
MIN VSBY LATE 4 FOG 0 FOG 7
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 20
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
IN THE MID 50S. WEST WINDS 10 TO 15 MPH.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 60S. NORTH WINDS 5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTH
WINDS 5 TO 10 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS
AROUND 50. SOUTH WINDS 5 TO 10 MPH.
SATURDAY THROUGH SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY.
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 60S. EAST WINDS
10 TO 15 MPH.
MAZ024-192000-
NANTUCKET MA-
INCLUDING THE CITY OF NANTUCKET
409 AM EDT TUE MAY 19 2026
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
PRECIP TYPE NONE NONE SHOWERS
CHANCE PRECIP (%) 10 30
CHANCE OF THUNDER (%) 0 0 0
TEMP (24H TREND) 66 (+1) 58 (+2) 70
RH % (24H TREND) 78 (+38) 93 (-7) 73
20FT WND AM(MPH) SW 11 G19 SW 13 G22
20FT WND PM(MPH) SW 14 G22 SW 13 G22 SW 15 G23
PRECIP AMOUNT 0.00 0.00 0.00
PRECIP DURATION
PRECIP BEGIN
PRECIP END
MIXING HGT (FT-AGL) 580 510 580
TRANSPORT WND (KTS) SW 21 SW 25 W 21
VENT RATE (KT-FT) 12180 12750 12180
MAX ADI EARLY 1 VERY POOR 25 FAIR 28 FAIR
MAX ADI LATE 32 FAIR 28 FAIR 30 FAIR
MAX LVORI EARLY 4 4 3
MAX LVORI LATE 4 4 3
MIN VSBY EARLY 0 FOG 0 FOG 0 FOG
MIN VSBY LATE 1 FOG 0 FOG 6 FOG
SUNSHINE HOURS N/A N/A N/A
CWR 0 0 10
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE
MID 50S. WEST WINDS 10 TO 15 MPH, BECOMING NORTHWEST AFTER
MIDNIGHT.
THURSDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S. NORTHEAST WINDS 10 TO 15 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING WEST AFTER MIDNIGHT.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 60S. NORTHEAST WINDS
5 TO 10 MPH, BECOMING EAST IN THE AFTERNOON.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN
THE LOWER 50S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SATURDAY NIGHT
CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER
50S. EAST WINDS 10 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH SHOWERS LIKELY. HIGHS IN THE LOWER
60S. EAST WINDS 10 TO 15 MPH.
SUNDAY NIGHT AND MONDAY
MOSTLY CLOUDY WITH A CHANCE OF
SHOWERS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 60S. EAST
WINDS 10 TO 15 MPH.
OUTLOOK 8 TO 14 DAYS
TEMPERATURES ABOVE NORMAL. PRECIPITATION BELOW NORMAL.
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