❰ Current Conditions

Fire Weather Discussion

Fire Weather Planning Forecast for Southern New England
National Weather Service Boston/Norton MA
420 PM EDT Mon May 25 2020

.DISCUSSION...
Large area of high pressure builds across Southern New England 
Tuesday into Wednesday. Warmer temperatures under partly to mostly 
sunny skies, with highs into the 80s across the interior and in the 
lower to mid 70s near the coasts. Light southerly winds each day. 

Minimum afternoon relative humidities each day in the upper 40s to 
mid 50s percent in the interior, and around 60 to 70 percent near 
the coasts.

OUTLOOK...Thursday Through Sunday...

Increasing humidity with temperatures a couple degrees cooler than 
midweek. Will also see the threat increase for showers and 
thunderstorms, especially Friday. Some could have heavier downpours. 
Cooler and much drier conditions for the weekend.

Southeast Middlesex MA-
Including the cities of Cambridge, Lexington, Newton, Waltham, 
and Woburn
420 PM EDT Mon May 25 2020

                      Tonight      Tue          Tue Night    Wed          

Cloud cover           Mcldy        Pcldy        Pcldy        Mclear       
Precip type           None         None         None         None         
Chance precip (%)     0            0            0            10           
Temp (24h trend)      55 (+7)      85 (+16)     58           84           
RH % (24h trend)      96 (-4)      44 (0)       90           41           
20ft Wnd AM(mph)                   Lgt/Var                   SW  5        
20ft Wnd PM(mph)      Lgt/Var      Lgt/Var      Lgt/Var      SW  9        
Precip amount         0.00         0.00         0.00         0.00         
Precip duration                                                           
Precip begin                                                              
Precip end                                                                
Mixing hgt (ft-AGL)   70           4440         70           4330         
Transport wnd (kts)   E  5         S  8         SW  8        SW 15        
Vent rate (kt-ft)     350          35520        560          64950        
ADI early             8 Poor       20 Gen Poor  23 Fair      68 Good      
ADI late              2 Very Poor  44 Gen Good  6 Very Poor  105 Very Good
Max LVORI early       5            6            3            4            
Max LVORI late        7            2            5            1            
CWR                   0            0            0            0            
LAL                   No Tstms     No Tstms     No Tstms     No Tstms     
Haines Index          4            3            4            4            

REMARKS...None.

.FORECAST FOR DAYS 3 THROUGH 7...
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 60s. Southwest
winds 5 to 10 mph. 
.THURSDAY...Partly sunny. Highs in the lower 80s. Southwest winds
5 to 10 mph. 
.THURSDAY NIGHT...Mostly cloudy with a chance of showers. Lows in
the upper 60s. Southwest winds 5 to 10 mph. 
.FRIDAY THROUGH SATURDAY...Mostly cloudy with a chance of
showers. Lows in the upper 60s. Highs in the lower 80s. West
winds 5 to 10 mph. 
.SATURDAY NIGHT AND SUNDAY...Partly cloudy. Lows in the mid 50s.
Highs in the lower 70s. North winds around 5 mph. 
.SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 50s.
Highs around 70. North winds around 5 mph.