819  
FNUS51 KBOX 230810  
FWFBOX  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHERN NEW ENGLAND  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
409 AM EDT SUN AUG 23 2026  
   
DISCUSSION
 
 
 
FEW SHOWERS FOR TODAY WITH SCATTERED SHOWERS AND AN ISOLATED  
THUNDERSTORM POSSIBLE IN THE AFTERNOON TO EARLY EVENING,  
ESPECIALLY FURTHER WEST TOWARDS THE CT RIVER VALLEY. CLEARER,  
LESS HUMID CONDITIONS FOLLOW TONIGHT'S FRONT TO START THE WEEK AS  
HIGH PRESSURE STARTS TO BUILD IN.  
 
MINIMUM RELATIVE HUMIDITY VALUES TODAY RANGE BETWEEN 70 AND  
85 PERCENT. VALUES TOMORROW RANGE BETWEEN 45 AND 55 PERCENT  
MONDAY, WITH HIGHER VALUES TOWARDS THE OUTER CAPE AND THE  
ISLANDS.  
   
OUTLOOK...MONDAY NIGHT THROUGH SATURDAY
 
 
HIGH PRESSURE CONTINUES TO BUILD IN FOR THE START OF THE WEEK,  
RESULTING IN DRIER WEATHER THROUGH WEDNESDAY. ANOTHER COLD FRONT  
AND WEAK LOW PRESSURE MAY APPROACH SOUTHERN NEW ENGLAND FOR NEXT  
THURSDAY INTO FRIDAY.  
 
MAZ015-232000-  
SUFFOLK MA-  
INCLUDING THE CITY OF BOSTON  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+7) 64 (0) 83  
RH % (24H TREND) 76 (+3) 100 (0) 43  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9  
PRECIP AMOUNT 0.11 0.01 0.00  
PRECIP DURATION 2 0  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2090 430 6840  
TRANSPORT WND (KTS) SE 7 SW 7 SW 14  
VENT RATE (KT-FT) 14630 3010 95760  
MAX ADI EARLY 8 POOR 7 POOR 56 GEN GOOD  
MAX ADI LATE 3 VERY POOR 7 POOR 58 GEN GOOD  
MAX LVORI EARLY 6 8 1  
MAX LVORI LATE 6 8 1  
MIN VSBY EARLY 1 FOG 4 FOG 8  
MIN VSBY LATE 3 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ016-232000-  
EASTERN NORFOLK MA-  
INCLUDING THE CITY OF QUINCY  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 80 (+9) 63 (-1) 83  
RH % (24H TREND) 72 (-6) 100 (0) 41  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9  
PRECIP AMOUNT 0.17 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2380 430 6390  
TRANSPORT WND (KTS) S 8 S 9 SW 14  
VENT RATE (KT-FT) 19040 3870 89460  
MAX ADI EARLY 10 POOR 15 GEN POOR 47 GEN GOOD  
MAX ADI LATE 1 VERY POOR 8 POOR 61 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 5 FOG 8  
MIN VSBY LATE 4 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ013-232000-  
WESTERN NORFOLK MA-  
INCLUDING THE CITIES OF FOXBOROUGH AND NORWOOD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+7) 61 (-3) 81  
RH % (24H TREND) 74 (+1) 100 (0) 44  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.12 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2730 430 6360  
TRANSPORT WND (KTS) S 10 SW 7 SW 16  
VENT RATE (KT-FT) 27300 3010 101760  
MAX ADI EARLY 11 POOR 31 FAIR 84 GOOD  
MAX ADI LATE 5 VERY POOR 4 VERY POOR 62 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 0 FOG 5 FOG 2 FOG  
MIN VSBY LATE 5 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ014-232000-  
SOUTHEAST MIDDLESEX MA-  
INCLUDING THE CITY OF CAMBRIDGE  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 30  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 78 (+6) 63 (-1) 82  
RH % (24H TREND) 76 (+8) 100 (0) 43  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8  
PRECIP AMOUNT 0.11 0.02 0.00  
PRECIP DURATION 2 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2630 420 7260  
TRANSPORT WND (KTS) SE 7 SW 6 SW 16  
VENT RATE (KT-FT) 18410 2520 116160  
MAX ADI EARLY 10 POOR 6 VERY POOR 89 GOOD  
MAX ADI LATE 1 VERY POOR 5 VERY POOR 67 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 0 FOG 4 FOG 7  
MIN VSBY LATE 4 FOG 4 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 20 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
SUNNY. HIGHS IN THE MID 80S. WEST WINDS AROUND 5 MPH.  
 

 
 
MAZ007-232000-  
EASTERN ESSEX MA-  
INCLUDING THE CITY OF GLOUCESTER  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 30  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+6) 63 (-1) 82  
RH % (24H TREND) 79 (+11) 100 (0) 43  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.14 0.02 0.00  
PRECIP DURATION 1 1  
PRECIP BEGIN 7 AM CONTINUING  
PRECIP END CONTINUING 10 PM  
MIXING HGT (FT-AGL) 1850 420 6980  
TRANSPORT WND (KTS) SE 6 SW 7 SW 13  
VENT RATE (KT-FT) 11100 2940 90740  
MAX ADI EARLY 8 POOR 6 VERY POOR 58 GEN GOOD  
MAX ADI LATE 5 VERY POOR 7 POOR 55 GEN GOOD  
MAX LVORI EARLY 7 9 2  
MAX LVORI LATE 7 9 2  
MIN VSBY EARLY 1 FOG 2 FOG 7  
MIN VSBY LATE 2 FOG 3 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
AROUND 5 MPH, BECOMING SOUTHEAST IN THE AFTERNOON.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTHEAST WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS AROUND 5 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
SATURDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND  
5 MPH, BECOMING SOUTHWEST IN THE AFTERNOON.  
 

 
 
MAZ006-232000-  
WESTERN ESSEX MA-  
INCLUDING THE CITY OF LAWRENCE  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 30 40  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 61 (-2) 82  
RH % (24H TREND) 76 (+13) 100 (0) 43  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6  
PRECIP AMOUNT 0.10 0.04 0.00  
PRECIP DURATION 1 1  
PRECIP BEGIN 7 AM CONTINUING  
PRECIP END CONTINUING 10 PM  
MIXING HGT (FT-AGL) 2650 420 7350  
TRANSPORT WND (KTS) SE 8 SW 5 SW 17  
VENT RATE (KT-FT) 21200 2100 124950  
MAX ADI EARLY 10 POOR 15 GEN POOR 75 GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 104 VERY GOOD  
MAX LVORI EARLY 6 10 1  
MAX LVORI LATE 6 10 1  
MIN VSBY EARLY 0 FOG 2 FOG 7  
MIN VSBY LATE 3 FOG 3 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 20 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS IN THE LOWER 80S. WEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS AROUND 5 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
SATURDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ005-232000-  
CENTRAL MIDDLESEX MA-  
INCLUDING THE CITIES OF FRAMINGHAM AND LOWELL  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 40 40  
CHANCE OF THUNDER (%) 20 0 0  
TEMP (24H TREND) 78 (+6) 59 (-4) 81  
RH % (24H TREND) 76 (+15) 100 (0) 43  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.10 0.03 0.00  
PRECIP DURATION 2 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 10 PM  
MIXING HGT (FT-AGL) 2800 420 6870  
TRANSPORT WND (KTS) S 9 SW 6 SW 17  
VENT RATE (KT-FT) 25200 2520 116790  
MAX ADI EARLY 10 POOR 4 VERY POOR 78 GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 104 VERY GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 0 FOG 4 FOG 7  
MIN VSBY LATE 4 FOG 4 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 20 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 80S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ012-232000-  
SOUTHERN WORCESTER MA-  
INCLUDING THE CITIES OF MILFORD AND WORCESTER  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 50 40 10  
CHANCE OF THUNDER (%) 20 0 0  
TEMP (24H TREND) 77 (+5) 59 (-3) 79  
RH % (24H TREND) 79 (+11) 100 (0) 49  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7 G17  
PRECIP AMOUNT 0.07 0.02 0.00  
PRECIP DURATION 2 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2590 420 6830  
TRANSPORT WND (KTS) S 10 SW 6 SW 16  
VENT RATE (KT-FT) 25900 2520 109280  
MAX ADI EARLY 8 POOR 5 VERY POOR 73 GOOD  
MAX ADI LATE 1 VERY POOR 5 VERY POOR 63 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 0 FOG 5 FOG 1 FOG  
MIN VSBY LATE 5 FOG 3 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 10 20 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND  
5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ004-232000-  
NORTHERN WORCESTER MA-  
INCLUDING THE CITIES OF BARRE AND FITCHBURG  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS TSTMS NONE  
CHANCE PRECIP (%) 60 50 10  
CHANCE OF THUNDER (%) 20 20 0  
TEMP (24H TREND) 76 (+5) 55 (-6) 77  
RH % (24H TREND) 79 (+15) 100 (0) 49  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7 G17  
PRECIP AMOUNT 0.13 0.08 0.00  
PRECIP DURATION 4 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 10 PM  
MIXING HGT (FT-AGL) 2430 420 6970  
TRANSPORT WND (KTS) S 9 SW 6 SW 16  
VENT RATE (KT-FT) 21870 2520 111520  
MAX ADI EARLY 8 POOR 5 VERY POOR 60 GEN GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 61 GOOD  
MAX LVORI EARLY 7 10 1  
MAX LVORI LATE 7 10 1  
MIN VSBY EARLY 0 FOG 5 FOG 3 FOG  
MIN VSBY LATE 4 FOG 5 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 50 40 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID  
50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ026-232000-  
NORTHERN MIDDLESEX MA-  
INCLUDING THE CITY OF AYER  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS TSTMS NONE  
CHANCE PRECIP (%) 60 50 10  
CHANCE OF THUNDER (%) 20 20 0  
TEMP (24H TREND) 78 (+6) 57 (-6) 80  
RH % (24H TREND) 79 (+15) 100 (0) 47  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.12 0.07 0.00  
PRECIP DURATION 3 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 10 PM  
MIXING HGT (FT-AGL) 2630 400 6600  
TRANSPORT WND (KTS) S 9 SW 6 SW 16  
VENT RATE (KT-FT) 23670 2400 105600  
MAX ADI EARLY 10 POOR 10 POOR 78 GOOD  
MAX ADI LATE 2 VERY POOR 3 VERY POOR 105 VERY GOOD  
MAX LVORI EARLY 6 10 1  
MAX LVORI LATE 6 10 1  
MIN VSBY EARLY 0 FOG 5 FOG 6 FOG  
MIN VSBY LATE 4 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 40 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID  
50S. HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ002-232000-  
WESTERN FRANKLIN MA-  
INCLUDING THE CITY OF CHARLEMONT  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS TSTMS TSTMS  
CHANCE PRECIP (%) 70 60 30  
CHANCE OF THUNDER (%) 40 20 20  
TEMP (24H TREND) 73 (+3) 51 (-8) 75  
RH % (24H TREND) 84 (+18) 100 (0) 56  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 5  
PRECIP AMOUNT 0.26 0.06 0.00  
PRECIP DURATION 5 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 11 PM  
MIXING HGT (FT-AGL) 2350 420 5680  
TRANSPORT WND (KTS) S 10 W 6 SW 15  
VENT RATE (KT-FT) 23500 2520 85200  
MAX ADI EARLY 10 POOR 14 GEN POOR 66 GOOD  
MAX ADI LATE 4 VERY POOR 3 VERY POOR 103 VERY GOOD  
MAX LVORI EARLY 9 9 2  
MAX LVORI LATE 9 9 2  
MIN VSBY EARLY 0 FOG 6 FOG 6 FOG  
MIN VSBY LATE 5 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 50 40 10  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 50S. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO  
10 MPH.    
TUESDAY NIGHT AND WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER  
50S. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. WEST WINDS  
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 50S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ003-232000-  
EASTERN FRANKLIN MA-  
INCLUDING THE CITIES OF GREENFIELD AND ORANGE  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 70 60 20  
CHANCE OF THUNDER (%) 40 20 0  
TEMP (24H TREND) 75 (+2) 56 (-5) 77  
RH % (24H TREND) 79 (+15) 100 (0) 54  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.18 0.08 0.03  
PRECIP DURATION 5 1 0  
PRECIP BEGIN 6 AM CONTINUING 2 PM  
PRECIP END CONTINUING 11 PM 6 PM  
MIXING HGT (FT-AGL) 2350 420 5800  
TRANSPORT WND (KTS) S 9 SW 6 SW 15  
VENT RATE (KT-FT) 21150 2520 87000  
MAX ADI EARLY 8 POOR 4 VERY POOR 54 GEN GOOD  
MAX ADI LATE 1 VERY POOR 3 VERY POOR 84 GOOD  
MAX LVORI EARLY 8 10 2  
MAX LVORI LATE 8 10 2  
MIN VSBY EARLY 1 FOG 6 FOG 6 FOG  
MIN VSBY LATE 6 FOG 5 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 60 50 10  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. WEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ008-232000-  
WESTERN HAMPSHIRE MA-  
INCLUDING THE CITY OF CHESTERFIELD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS TSTMS SHOWERS  
CHANCE PRECIP (%) 70 50 20  
CHANCE OF THUNDER (%) 40 20 0  
TEMP (24H TREND) 73 (+2) 52 (-7) 74  
RH % (24H TREND) 87 (+19) 100 (0) 57  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6  
PRECIP AMOUNT 0.22 0.06 0.00  
PRECIP DURATION 5 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2500 420 6170  
TRANSPORT WND (KTS) S 12 W 6 SW 16  
VENT RATE (KT-FT) 30000 2520 98720  
MAX ADI EARLY 9 POOR 10 POOR 74 GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 94 GOOD  
MAX LVORI EARLY 8 9 3  
MAX LVORI LATE 8 9 3  
MIN VSBY EARLY 0 FOG 8 6 FOG  
MIN VSBY LATE 4 FOG 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 60 40 10  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S. WEST WINDS 5 TO  
10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN  
THE MID 50S. HIGHS IN THE MID 70S. WEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS  
AROUND 60. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. WEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ010-232000-  
EASTERN HAMPSHIRE MA-  
INCLUDING THE CITIES OF AMHERST AND NORTHAMPTON  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY PCLDY  
PRECIP TYPE TSTMS TSTMS NONE  
CHANCE PRECIP (%) 70 50 10  
CHANCE OF THUNDER (%) 40 20 0  
TEMP (24H TREND) 77 (+3) 56 (-6) 79  
RH % (24H TREND) 84 (+22) 100 (0) 52  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.20 0.09 0.00  
PRECIP DURATION 5 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2320 410 6590  
TRANSPORT WND (KTS) S 9 SW 3 SW 16  
VENT RATE (KT-FT) 20880 1230 105440  
MAX ADI EARLY 9 POOR 4 VERY POOR 53 GEN GOOD  
MAX ADI LATE 1 VERY POOR 3 VERY POOR 60 GEN GOOD  
MAX LVORI EARLY 7 10 2  
MAX LVORI LATE 7 10 2  
MIN VSBY EARLY 2 FOG 8 6 FOG  
MIN VSBY LATE 6 FOG 6 FOG 7  
SUNSHINE HOURS N/A N/A N/A  
CWR 60 40 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST  
WINDS AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE.    
THURSDAY AND THURSDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF  
SHOWERS. LOWS AROUND 60. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. WEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ009-232000-  
WESTERN HAMPDEN MA-  
INCLUDING THE CITY OF BLANDFORD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY MCLEAR PCLDY  
PRECIP TYPE TSTMS TSTMS NONE  
CHANCE PRECIP (%) 70 50 10  
CHANCE OF THUNDER (%) 40 20 0  
TEMP (24H TREND) 75 (+3) 53 (-7) 75  
RH % (24H TREND) 84 (+18) 100 (0) 55  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 6  
PRECIP AMOUNT 0.23 0.06 0.00  
PRECIP DURATION 5 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2440 420 6510  
TRANSPORT WND (KTS) SW 11 SW 7 SW 16  
VENT RATE (KT-FT) 26840 2940 104160  
MAX ADI EARLY 8 POOR 9 POOR 72 GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 96 GOOD  
MAX LVORI EARLY 8 9 2  
MAX LVORI LATE 8 9 2  
MIN VSBY EARLY 0 FOG 8 5 FOG  
MIN VSBY LATE 5 FOG 4 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 60 40 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. WEST WINDS  
AROUND 5 MPH.    
TUESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO  
10 MPH.    
TUESDAY NIGHT THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN  
THE MID 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS AROUND  
5 MPH.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
UPPER 70S. SOUTH WINDS AROUND 5 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE  
LOWER 60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 60. WEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHWEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ011-232000-  
EASTERN HAMPDEN MA-  
INCLUDING THE CITY OF SPRINGFIELD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS TSTMS NONE  
CHANCE PRECIP (%) 70 50 10  
CHANCE OF THUNDER (%) 40 20 0  
TEMP (24H TREND) 79 (+5) 57 (-5) 78  
RH % (24H TREND) 82 (+18) 100 (0) 50  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.17 0.06 0.00  
PRECIP DURATION 4 1  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 9 PM  
MIXING HGT (FT-AGL) 2440 410 6970  
TRANSPORT WND (KTS) S 11 SW 5 SW 16  
VENT RATE (KT-FT) 26840 2050 111520  
MAX ADI EARLY 6 VERY POOR 5 VERY POOR 57 GEN GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 63 GOOD  
MAX LVORI EARLY 7 10 1  
MAX LVORI LATE 7 10 1  
MIN VSBY EARLY 1 FOG 7 3 FOG  
MIN VSBY LATE 6 FOG 3 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 60 40 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 60S. SOUTHWEST WINDS AROUND  
5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS  
AROUND 5 MPH.  
 

 
 
CTZ002-232000-  
HARTFORD CT-  
INCLUDING THE CITIES OF HARTFORD AND WINDSOR LOCKS  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY MCLEAR MCLEAR  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 70 30 10  
CHANCE OF THUNDER (%) 20 0 0  
TEMP (24H TREND) 79 (+5) 56 (-8) 79  
RH % (24H TREND) 79 (+13) 100 (0) 50  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.14 0.02 0.00  
PRECIP DURATION 4 0  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 8 PM  
MIXING HGT (FT-AGL) 2930 390 6600  
TRANSPORT WND (KTS) S 11 SW 5 SW 15  
VENT RATE (KT-FT) 32230 1950 99000  
MAX ADI EARLY 9 POOR 20 GEN POOR 65 GOOD  
MAX ADI LATE 1 VERY POOR 3 VERY POOR 60 GEN GOOD  
MAX LVORI EARLY 7 10 1  
MAX LVORI LATE 7 10 1  
MIN VSBY EARLY 2 FOG 8 2 FOG  
MIN VSBY LATE 7 3 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 30 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS  
AROUND 5 MPH.  
 

 
 
CTZ003-232000-  
TOLLAND CT-  
INCLUDING THE CITIES OF UNION AND VERNON  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 60 40 10  
CHANCE OF THUNDER (%) 20 0 0  
TEMP (24H TREND) 77 (+4) 58 (-5) 78  
RH % (24H TREND) 82 (+16) 100 (0) 52  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.08 0.01 0.00  
PRECIP DURATION 3 0  
PRECIP BEGIN 6 AM CONTINUING  
PRECIP END CONTINUING 8 PM  
MIXING HGT (FT-AGL) 2660 390 6670  
TRANSPORT WND (KTS) S 10 SW 5 SW 15  
VENT RATE (KT-FT) 26600 1950 100050  
MAX ADI EARLY 8 POOR 11 POOR 59 GEN GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 60 GEN GOOD  
MAX LVORI EARLY 8 10 2  
MAX LVORI LATE 8 10 2  
MIN VSBY EARLY 1 FOG 8 1 FOG  
MIN VSBY LATE 7 0 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 20 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH, BECOMING WEST AFTER  
MIDNIGHT.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. NORTHWEST WINDS  
AROUND 5 MPH.  
 

 
 
CTZ004-232000-  
WINDHAM CT-  
INCLUDING THE CITIES OF PUTNAM AND WILLIMANTIC  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE TSTMS SHOWERS NONE  
CHANCE PRECIP (%) 50 30  
CHANCE OF THUNDER (%) 20 0 0  
TEMP (24H TREND) 78 (+5) 58 (-5) 78  
RH % (24H TREND) 82 (+9) 100 (0) 52  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.06 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2510 380 6620  
TRANSPORT WND (KTS) S 10 SW 5 SW 15  
VENT RATE (KT-FT) 25100 1900 99300  
MAX ADI EARLY 11 POOR 6 VERY POOR 66 GOOD  
MAX ADI LATE 1 VERY POOR 4 VERY POOR 60 GEN GOOD  
MAX LVORI EARLY 7 10 1  
MAX LVORI LATE 7 10 1  
MIN VSBY EARLY 1 FOG 7 1 FOG  
MIN VSBY LATE 7 0 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 10 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S.  
HIGHS IN THE UPPER 70S. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 60. SOUTHWEST WINDS  
AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE LOWER 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
RIZ001-232000-  
NORTHWEST PROVIDENCE RI-  
INCLUDING THE CITIES OF FOSTER AND SMITHFIELD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 40 30  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 60 (-2) 79  
RH % (24H TREND) 79 (+3) 100 (0) 49  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 7  
PRECIP AMOUNT 0.10 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2640 390 6400  
TRANSPORT WND (KTS) SW 10 SW 6 SW 16  
VENT RATE (KT-FT) 26400 2340 102400  
MAX ADI EARLY 9 POOR 7 POOR 75 GOOD  
MAX ADI LATE 37 FAIR 5 VERY POOR 63 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 0 FOG 7 1 FOG  
MIN VSBY LATE 6 FOG 1 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND  
5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
RIZ002-232000-  
SOUTHEAST PROVIDENCE RI-  
INCLUDING THE CITY OF PROVIDENCE  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 78 (+6) 62 (-2) 79  
RH % (24H TREND) 79 (0) 100 (0) 50  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9  
PRECIP AMOUNT 0.17 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2670 400 6180  
TRANSPORT WND (KTS) SW 11 SW 6 SW 17  
VENT RATE (KT-FT) 29370 2400 105060  
MAX ADI EARLY 9 POOR 32 FAIR 55 GEN GOOD  
MAX ADI LATE 29 FAIR 4 VERY POOR 64 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 7 1 FOG  
MIN VSBY LATE 7 7 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
RIZ003-232000-  
WESTERN KENT RI-  
INCLUDING THE CITIES OF COVENTRY AND WEST GREENWICH  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS SHOWERS NONE  
CHANCE PRECIP (%) 40 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+6) 61 (-2) 77  
RH % (24H TREND) 82 (+3) 100 (0) 54  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8  
PRECIP AMOUNT 0.13 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2510 390 5810  
TRANSPORT WND (KTS) SW 10 SW 6 SW 16  
VENT RATE (KT-FT) 25100 2340 92960  
MAX ADI EARLY 8 POOR 35 FAIR 54 GEN GOOD  
MAX ADI LATE 35 FAIR 4 VERY POOR 61 GOOD  
MAX LVORI EARLY 7 9 1  
MAX LVORI LATE 7 9 1  
MIN VSBY EARLY 0 FOG 7 2 FOG  
MIN VSBY LATE 7 2 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 10 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS AROUND 5 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
UPPER 50S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND  
5 MPH.  
 

 
 
RIZ004-232000-  
EASTERN KENT RI-  
INCLUDING THE CITIES OF EAST GREENWICH, WARWICK, AND WEST WARWICK  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 62 (-2) 79  
RH % (24H TREND) 82 (+3) 100 (0) 52  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR S 5 SW 9  
PRECIP AMOUNT 0.22 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2430 390 6040  
TRANSPORT WND (KTS) SW 12 SW 7 SW 16  
VENT RATE (KT-FT) 29160 2730 96640  
MAX ADI EARLY 7 POOR 29 FAIR 57 GEN GOOD  
MAX ADI LATE 27 FAIR 5 VERY POOR 62 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 7 3 FOG  
MIN VSBY LATE 7 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
CLEAR. LOWS AROUND 60. SOUTHWEST WINDS 5 TO  
10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.  
 

 
 
RIZ005-232000-  
BRISTOL RI-  
INCLUDING THE CITY OF BRISTOL  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 30 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 65 (0) 79  
RH % (24H TREND) 85 (+6) 100 (0) 56  
20FT WND AM(MPH) LGT/VAR SW 5  
20FT WND PM(MPH) LGT/VAR S 5 SW 10 G17  
PRECIP AMOUNT 0.28 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2090 430 6290  
TRANSPORT WND (KTS) S 10 SW 6 SW 16  
VENT RATE (KT-FT) 20900 2580 100640  
MAX ADI EARLY 7 POOR 22 FAIR 51 GEN GOOD  
MAX ADI LATE 26 FAIR 6 VERY POOR 56 GEN GOOD  
MAX LVORI EARLY 7 9 3  
MAX LVORI LATE 7 9 3  
MIN VSBY EARLY 1 FOG 7 8  
MIN VSBY LATE 7 7 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS  
5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE UPPER 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
60S. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.  
 

 
 
RIZ006-232000-  
WASHINGTON RI-  
INCLUDING THE CITIES OF NARRAGANSETT AND WESTERLY  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 62 (-2) 78  
RH % (24H TREND) 79 (0) 100 (0) 54  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR SW 5 SW 9  
PRECIP AMOUNT 0.22 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2400 410 5210  
TRANSPORT WND (KTS) SW 11 W 7 SW 14  
VENT RATE (KT-FT) 26400 2870 72940  
MAX ADI EARLY 8 POOR 19 GEN POOR 47 GEN GOOD  
MAX ADI LATE 6 VERY POOR 6 VERY POOR 50 GEN GOOD  
MAX LVORI EARLY 7 9 2  
MAX LVORI LATE 7 9 2  
MIN VSBY EARLY 1 FOG 7 6 FOG  
MIN VSBY LATE 8 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER  
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
RIZ007-232000-  
NEWPORT RI-  
INCLUDING THE CITY OF NEWPORT  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+4) 66 (+1) 78  
RH % (24H TREND) 82 (+3) 100 (0) 56  
20FT WND AM(MPH) LGT/VAR SW 5  
20FT WND PM(MPH) S 5 SW 6 SW 11 G17  
PRECIP AMOUNT 0.28 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 5 PM  
MIXING HGT (FT-AGL) 1820 420 4220  
TRANSPORT WND (KTS) S 10 SW 7 SW 14  
VENT RATE (KT-FT) 18200 2940 59080  
MAX ADI EARLY 1 VERY POOR 12 POOR 37 FAIR  
MAX ADI LATE 6 VERY POOR 8 POOR 41 GEN GOOD  
MAX LVORI EARLY 7 8 4  
MAX LVORI LATE 7 8 4  
MIN VSBY EARLY 0 FOG 7 7  
MIN VSBY LATE 7 6 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
CLEAR. LOWS IN THE MID 60S. SOUTHWEST WINDS 10 TO  
15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. WEST WINDS  
10 TO 15 MPH.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID  
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
60S. HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
RIZ008-232000-  
BLOCK ISLAND RI-  
INCLUDING THE CITY OF NEW SHOREHAM  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 30 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 76 (+3) 69 (+3) 76  
RH % (24H TREND) 87 (+6) 97 (-3) 69  
20FT WND AM(MPH) E 5 SW 7  
20FT WND PM(MPH) S 6 SW 9 SW 10  
PRECIP AMOUNT 0.20 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 3 PM  
MIXING HGT (FT-AGL) 1190 510 1760  
TRANSPORT WND (KTS) E 10 W 9 SW 14  
VENT RATE (KT-FT) 11900 4590 24640  
MAX ADI EARLY 16 GEN POOR 18 GEN POOR 17 GEN POOR  
MAX ADI LATE 18 GEN POOR 11 POOR 28 FAIR  
MAX LVORI EARLY 6 6 4  
MAX LVORI LATE 6 6 4  
MIN VSBY EARLY 2 FOG 7 7  
MIN VSBY LATE 7 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. WEST WINDS  
5 TO 10 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS AROUND 70. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER  
60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
MAZ017-232000-  
NORTHERN BRISTOL MA-  
INCLUDING THE CITY OF TAUNTON  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 30 20  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+7) 62 (-2) 81  
RH % (24H TREND) 77 (-2) 100 (0) 47  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.23 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2670 430 6450  
TRANSPORT WND (KTS) S 12 SW 7 SW 17  
VENT RATE (KT-FT) 32040 3010 109650  
MAX ADI EARLY 10 POOR 30 FAIR 92 GOOD  
MAX ADI LATE 2 VERY POOR 5 VERY POOR 65 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 6 FOG 1 FOG  
MIN VSBY LATE 6 FOG 3 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.  
HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER  
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTH WINDS AROUND  
5 MPH.    
FRIDAY NIGHT
 
PARTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTHWEST WINDS AROUND 5 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS  
AROUND 5 MPH.  
 

 
 
MAZ018-232000-  
WESTERN PLYMOUTH MA-  
INCLUDING THE CITY OF BROCKTON  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 30 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+8) 62 (-2) 81  
RH % (24H TREND) 74 (-5) 100 (0) 44  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 8 G17  
PRECIP AMOUNT 0.27 0.00 0.00  
PRECIP DURATION 1  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 2870 420 6680  
TRANSPORT WND (KTS) SW 11 SW 7 SW 17  
VENT RATE (KT-FT) 31570 2940 113560  
MAX ADI EARLY 10 POOR 8 POOR 68 GOOD  
MAX ADI LATE 1 VERY POOR 5 VERY POOR 67 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 6 FOG 2 FOG  
MIN VSBY LATE 5 FOG 4 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S.  
HIGHS AROUND 80. WEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER  
60S. HIGHS IN THE LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS AROUND 5 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.  
 

 
 
MAZ019-232000-  
EASTERN PLYMOUTH MA-  
INCLUDING THE CITY OF PLYMOUTH  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+8) 63 (-2) 82  
RH % (24H TREND) 72 (-9) 100 (0) 41  
20FT WND AM(MPH) LGT/VAR SW 5  
20FT WND PM(MPH) LGT/VAR LGT/VAR SW 9 G18  
PRECIP AMOUNT 0.25 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 6 PM  
MIXING HGT (FT-AGL) 1870 420 6160  
TRANSPORT WND (KTS) S 9 SW 8 SW 16  
VENT RATE (KT-FT) 16830 3360 98560  
MAX ADI EARLY 9 POOR 8 POOR 51 GEN GOOD  
MAX ADI LATE 1 VERY POOR 8 POOR 57 GEN GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 4 FOG 7  
MIN VSBY LATE 2 FOG 5 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY THROUGH WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S.  
HIGHS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S.  
SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.  
 

 
 
MAZ020-232000-  
SOUTHERN BRISTOL MA-  
INCLUDING THE CITIES OF FALL RIVER AND NEW BEDFORD  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 79 (+6) 64 (-1) 80  
RH % (24H TREND) 79 (0) 100 (0) 51  
20FT WND AM(MPH) LGT/VAR SW 5  
20FT WND PM(MPH) S 5 SW 6 SW 10 G18  
PRECIP AMOUNT 0.23 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 5 PM  
MIXING HGT (FT-AGL) 2610 420 6140  
TRANSPORT WND (KTS) SW 12 SW 7 SW 16  
VENT RATE (KT-FT) 31320 2940 98240  
MAX ADI EARLY 10 POOR 8 POOR 52 GEN GOOD  
MAX ADI LATE 2 VERY POOR 8 POOR 60 GEN GOOD  
MAX LVORI EARLY 7 9 2  
MAX LVORI LATE 7 9 2  
MIN VSBY EARLY 0 FOG 7 7  
MIN VSBY LATE 6 FOG 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 15 TO 20 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTHWEST WINDS AROUND  
5 MPH, INCREASING TO SOUTH 10 TO 15 MPH IN THE AFTERNOON.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE MID 60S. HIGHS AROUND 80. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
MAZ021-232000-  
SOUTHERN PLYMOUTH MA-  
INCLUDING THE CITY OF MATTAPOISETT  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 40 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 80 (+7) 65 (0) 81  
RH % (24H TREND) 77 (-2) 100 (0) 51  
20FT WND AM(MPH) LGT/VAR LGT/VAR  
20FT WND PM(MPH) S 5 SW 6 SW 9 G19  
PRECIP AMOUNT 0.21 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 4 PM  
MIXING HGT (FT-AGL) 2540 430 5740  
TRANSPORT WND (KTS) S 11 SW 10 SW 16  
VENT RATE (KT-FT) 27940 4300 91840  
MAX ADI EARLY 9 POOR 8 POOR 72 GOOD  
MAX ADI LATE 1 VERY POOR 6 VERY POOR 64 GOOD  
MAX LVORI EARLY 6 9 1  
MAX LVORI LATE 6 9 1  
MIN VSBY EARLY 1 FOG 6 FOG 7  
MIN VSBY LATE 5 FOG 6 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 30 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST  
WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER MIDNIGHT.    
TUESDAY THROUGH WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE  
LOWER 60S. HIGHS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE MID 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS IN THE  
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT AND SATURDAY
 
PARTLY CLOUDY. LOWS IN THE MID 60S.  
HIGHS IN THE LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.  
 

 
 
MAZ022-232000-  
BARNSTABLE MA-  
INCLUDING THE CITIES OF CHATHAM, FALMOUTH, AND PROVINCETOWN  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 60 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+5) 68 (+3) 80  
RH % (24H TREND) 79 (-2) 100 (0) 52  
20FT WND AM(MPH) LGT/VAR SW 5  
20FT WND PM(MPH) SW 5 SW 6 SW 9 G18  
PRECIP AMOUNT 0.15 0.00 0.00  
PRECIP DURATION 2  
PRECIP BEGIN 6 AM  
PRECIP END 2 PM  
MIXING HGT (FT-AGL) 1820 440 4310  
TRANSPORT WND (KTS) S 10 SW 8 SW 17  
VENT RATE (KT-FT) 18200 3520 73270  
MAX ADI EARLY 9 POOR 11 POOR 41 GEN GOOD  
MAX ADI LATE 4 VERY POOR 9 POOR 49 GEN GOOD  
MAX LVORI EARLY 8 7 2  
MAX LVORI LATE 8 7 2  
MIN VSBY EARLY 1 FOG 3 FOG 7  
MIN VSBY LATE 4 FOG 4 FOG 9  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. WEST WINDS  
10 TO 15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO  
10 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. LOWS IN  
THE UPPER 60S. SOUTH WINDS 5 TO 10 MPH.    
FRIDAY
 
PARTLY SUNNY WITH A CHANCE OF SHOWERS. HIGHS AROUND 80.  
SOUTH WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS AROUND 80. WEST WINDS AROUND  
5 MPH.  
 

 
 
MAZ023-232000-  
DUKES MA-  
INCLUDING THE CITY OF VINEYARD HAVEN  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER PCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 50 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 78 (+5) 67 (+1) 77  
RH % (24H TREND) 79 (-2) 97 (-3) 62  
20FT WND AM(MPH) LGT/VAR SW 6  
20FT WND PM(MPH) SW 6 SW 8 SW 10 G18  
PRECIP AMOUNT 0.11 0.00 0.00  
PRECIP DURATION 1  
PRECIP BEGIN 6 AM  
PRECIP END 2 PM  
MIXING HGT (FT-AGL) 1340 550 3030  
TRANSPORT WND (KTS) SW 15 W 10 SW 15  
VENT RATE (KT-FT) 20100 5500 45450  
MAX ADI EARLY 1 VERY POOR 15 GEN POOR 33 FAIR  
MAX ADI LATE 22 FAIR 14 GEN POOR 40 FAIR  
MAX LVORI EARLY 7 6 4  
MAX LVORI LATE 7 6 4  
MIN VSBY EARLY 2 FOG 5 FOG 5 FOG  
MIN VSBY LATE 7 4 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 40 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 15 TO  
20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. WEST WINDS  
10 TO 15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 10 TO  
15 MPH.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 10 TO 15 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. SOUTH WINDS  
5 TO 10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS.  
LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTH WINDS 5 TO  
10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO  
10 MPH.  
 

 
 
MAZ024-232000-  
NANTUCKET MA-  
INCLUDING THE CITY OF NANTUCKET  
409 AM EDT SUN AUG 23 2026  
 
TODAY TONIGHT MON  
 
CLOUD COVER MCLDY PCLDY MCLEAR  
PRECIP TYPE SHOWERS NONE NONE  
CHANCE PRECIP (%) 60 10  
CHANCE OF THUNDER (%) 0 0 0  
TEMP (24H TREND) 77 (+4) 67 (+1) 76  
RH % (24H TREND) 82 (-2) 100 (0) 71  
20FT WND AM(MPH) SE 7 SW 6  
20FT WND PM(MPH) SW 8 SW 9 SW 9  
PRECIP AMOUNT 0.30 0.00 0.00  
PRECIP DURATION 3  
PRECIP BEGIN 6 AM  
PRECIP END 12 PM  
MIXING HGT (FT-AGL) 1140 670 1500  
TRANSPORT WND (KTS) S 13 SW 11 SW 14  
VENT RATE (KT-FT) 14820 7370 21000  
MAX ADI EARLY 1 VERY POOR 22 FAIR 20 GEN POOR  
MAX ADI LATE 16 GEN POOR 15 GEN POOR 26 FAIR  
MAX LVORI EARLY 8 7 4  
MAX LVORI LATE 8 7 4  
MIN VSBY EARLY 1 FOG 3 FOG 8  
MIN VSBY LATE 6 FOG 3 FOG 8  
SUNSHINE HOURS N/A N/A N/A  
CWR 50 0 0  
 
REMARKS...NONE.  
   
FORECAST FOR DAYS 3 THROUGH 7
 
   
MONDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
TUESDAY
 
SUNNY. HIGHS IN THE MID 70S. SOUTHWEST WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 60S. WEST WINDS  
10 TO 15 MPH.    
WEDNESDAY
 
SUNNY. HIGHS IN THE MID 70S. WEST WINDS 5 TO 10 MPH.   
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S. SOUTH WINDS 5 TO  
10 MPH.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY WITH A CHANCE OF  
SHOWERS. LOWS IN THE UPPER 60S. HIGHS IN THE UPPER 70S. SOUTH  
WINDS 5 TO 10 MPH.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE UPPER 60S. SOUTHWEST  
WINDS 5 TO 10 MPH.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. WEST WINDS 5 TO  
10 MPH.  
 

 
   
OUTLOOK 8 TO 14 DAYS
 
 
TEMPERATURES NEAR NORMAL. PRECIPITATION ABOVE NORMAL.  
 

 
 
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