WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Friday, 07-Nov-2025 08:53 pm
 
Tonight

Rain likely
Rain likely
Saturday

Fog a.m.
Fog a.m.
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Mostly Cloudy
Sunday
night
Cloudy
Cloudy
Monday

Mostly Cloudy
Mostly Cloudy
Monday
night
Partly Cloudy
Cold!
Partly Cloudy
Cold!
Tuesday

Partly Cloudy
Cold!
Partly Cloudy
Cold!
.5 in. <.1 in.
Low: 53° High: 66° Low: 47° High: 61° Low: 40° High: 42° Low: 30° High: 37°
          WCh: 31° WCh: 20° WCh: 20°
S
10-21→7-15
mph
Fresh breeze
W
4
mph
Light breeze
W→E
2
mph
Light air
SE→SW
3→7-17
mph
Moderate breeze
WNW
13-22
mph
Fresh breeze
NW
13-22
mph
Fresh breeze
W
10-23
mph
Fresh breeze
WSW
15-26
mph
Strong breeze
UV: 3
 Medium 
UV: 2
 Low 

 

Tonight
 
Cloudy. Light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Low 53°. Wind south around 10 mph, gusting to 21 mph, in the evening, becoming 7 mph, gusting to 15 mph, after midnight. Chance of precipitation 80 percent. Precipitation mostly around half an inch.
Saturday
 
Mostly sunny in the morning, becoming partly to mostly sunny in the afternoon. Patchy light fog in the morning. Mild. High 66°. UV index up to 3. Wind west around 4 mph.
Saturday night
 
Partly cloudy in the evening, becoming fair to partly cloudy after midnight. Low 47°. Wind west around 2 mph in the evening, becoming east after midnight.
Sunday
 
Mostly cloudy. A slight chance of rain. High 61°. UV index up to 2. Wind southeast around 3 mph in the morning, becoming southwest around 7 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Sunday night
 
Cloudy. Breezy. Low 40°. Wind west-northwest around 13 mph, gusting to 22 mph.
Monday
 
Mostly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. Breezy. High 42°, but temperatures falling in the afternoon. Wind chill ranging from 31 to 36. Wind northwest around 13 mph, gusting to 22 mph.
Monday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy after midnight. Cold. Low 30°. Wind chill ranging from 20 to 31. Wind west around 10 mph, gusting to 23 mph.
Tuesday
 
Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Breezy and cold. High 37°. Wind chill ranging from 20 to 28. Wind west-southwest around 15 mph, gusting to 26 mph.
Tuesday night
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 32°. Wind chill as low as 26. Wind southwest around 8 mph, gusting to 18 mph.

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