356  
FNUS71 KLWX 292047  
FWSLWX  
 
SPOT FORECAST FOR BLOCKHOUSE POINT...MONTGOMERY COUNTY, MD  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
347 PM EST SAT NOV 29 2025  
 
FORECAST IS BASED ON FORECAST START TIME OF 1600 EST ON NOVEMBER 29.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
 
HIGH PRESSURE CONTINUES TO DOMINATE THE WEATHER PATTERN TODAY,  
RESULTING IN CLEAR SKIES WITH LIGHT WINDS. TEMPERATURES TODAY  
ONLY EXPECTED TO REACH THE LOW 40S.  
 
COOL TONIGHT WITH LOW TEMPERATURES JUST BELOW FREEZING. WINDS  
AND CLOUD COVER INCREASE OVERNIGHT. AN AREA OF LOW PRESSURE  
TO OUR NORTHWEST WILL LIFT A WARM FRONT NORTH THROUGH THE  
REGION EARLY SUNDAY MORNING. THIS MAY BRING A BRIEF MIX OF  
RAIN AND SNOW EARLY, PERHAPS EVEN A FEW SLEET PELLETS.  
THIS WILL QUICKLY CHANGE OVER TO RAIN BY 9 OR 10 AM. RAIN SHOULD  
BE GENERALLY LIGHT AND ONLY LAST FOR A FEW HOURS BEFORE TAPERING  
OFF DURING THE AFTERNOON. WINDS PICK UP LATE IN THE AFTERNOON TO  
AROUND 20 TO 25 MPH.  
   
REST OF TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 41.  
MIN HUMIDITY........41 PERCENT.  
WIND (20 FT)........LIGHT WINDS.  
MIXING HEIGHT.......2800 FT AGL.  
TRANSPORT WINDS.....SOUTH 3 TO 5 MPH.  
SMOKE DISPERSAL.....POOR (2400 KNOT-FT).  
EYE LEVEL WINDS.....LIGHT WINDS.  
 
TIME (EST) 4PM 5PM  
SKY (%).........20 31  
CWR.............0 0  
CHC OF THDR (%).0 0  
TEMP............40 39  
RH..............42 44  
20 FT WIND DIR..S SE  
20 FT WIND SPD..2 2  
20 FT WIND GUST.5 5  
EYE LVL WND DIR.S SE  
EYE LVL WND SPD.1 1  
EYE LVL WND GST.3 3  
MIX HGT (KFT)...2.8 0.6  
TRANSP WIND DIR.S S  
TRANSP WIND SPD.3 5  
VRATE KT-FT/1K..8 2  
VENTRATE CAT....PR PR  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY CLOUDY (70-80 PERCENT).  
CWR.................10 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIN TEMPERATURE.....AROUND 31.  
MAX HUMIDITY........78 PERCENT.  
WIND (20 FT)........LIGHT WINDS BECOMING SOUTH 5 TO 6 MPH LATE IN  
THE EVENING.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 14 MPH.  
SMOKE DISPERSAL.....POOR (2400 KNOT-FT).  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTH UP TO 4 MPH LATE IN  
THE EVENING.  
 
TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM  
SKY (%).........29 57 88 93 90 88  
WEATHER COV.....  
WEATHER TYPE....NONE NONE NONE NONE NONE NONE  
TSTM COV........  
CWR.............0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0  
TEMP............36 33 32 33 33 33  
RH..............50 58 63 63 66 69  
20 FT WIND......SE 2 SE 2 SE 3 S 5 S 6 S 6  
20 FT WIND GUST.5 7 9 12 12 13  
EYE LEVEL WIND..SE 1 SE 1 SE 2 S 3 S 4 S 4  
EYE LVL WND GST.3 4 5 7 7 8  
MIX HGT (FT)....500 400 400 500 500 600  
TRANSPORT WIND..SE 6 SE 8 S 10 S 12 S 13 S 14  
VRATE KT-FT/1K..2 3 4 6 6 7  
VENTRATE CAT....POOR POOR POOR POOR POOR POOR  
 
 
FORECASTER...STUCK  
REQUESTED BY...MATTHIAS MIZIORKO  
TYPE OF REQUEST...WILDFIRE  
.TAG 2526677.0/LWX  
.DELDT 11/29/25  
.FORMATTERVERSION 2.0.0  
.EMAIL MATTHIAS.MIZIORKO@MONTGOMERYCOUNTYMD.GOV  
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