WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Saturday, 31-Jan-2026 09:53 pm
 
Tonight

Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Sunday

Partly Cloudy
Cold!
Partly Cloudy
Cold!
Sunday
night
Fair
Cold!
Fair
Cold!
Monday

Sunny
Cold!
Sunny
Cold!
Monday
night
Mostly Clear
Mostly Clear
Tuesday

Mostly Cloudy
Mostly Cloudy
Tuesday
night
Snow
Snow
Wednesday

Snow
Cold!
Snow
Cold!
.1 in.
.5 in.
<.1 in.
.25 in.
Low: 9° High: 22° Low: 12° High: 31° Low: 14° High: 34° Low: 23° High: 29°
WCh: -4° WCh: -5° WCh: 2° WCh: 1°       WCh: 17°
NNW
9-17
mph
Moderate breeze
NNW
13-23
mph
Fresh breeze
NNW
12-22
mph
Fresh breeze
NW
9-22
mph
Fresh breeze
WNW
3
mph
Light air
SW
4
mph
Light breeze
S→NE
calm

Calm
NNE
5
mph
Light breeze

 

Tonight
 
Partly to mostly cloudy. Cold. Low 9°. Wind chill ranging from -4 to 2. Wind north-northwest around 9 mph, gusting to 17 mph.
Sunday
 
Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Breezy and cold. High 22°. Wind chill ranging from -5 to 8. Wind north-northwest around 13 mph, gusting to 23 mph.
Sunday night
 
Fair. Breezy and cold. Low 12°. Wind chill ranging from 2 to 7. Wind north-northwest around 12 mph, gusting to 22 mph.
Monday
 
Sunny. High 31°. Wind chill ranging from 1 to 23. Wind northwest around 9 mph, gusting to 22 mph.
Monday night
 
Mostly clear in the evening, becoming fair after midnight. Low 14°. Wind west-northwest around 3 mph.
Tuesday
 
Mostly cloudy in the morning, becoming cloudy in the afternoon. High 34°. Wind southwest around 4 mph.
Tuesday night
 
Dense overcast. A slight chance of snow in the evening, then a chance of snow after midnight. Low 23°. Wind south near calm in the evening, becoming northeast after midnight. Chance of precipitation 50 percent. Precipitation (liquid equivalent) mostly around a tenth of an inch. Snow accumulation about half an inch.
Wednesday
 
Cloudy. A chance of snow in the morning, then a slight chance of snow in the afternoon. High 29°. Wind chill ranging from 17 to 22. Wind north-northeast around 5 mph. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. Snow accumulation about a quarter inch.
Wednesday night
 
Fair in the evening, becoming partly to mostly cloudy after midnight. Low 14°. Wind northwest around 4 mph.

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