WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Thursday, 04-Dec-2025 08:53 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Friday

Snow
Snow
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Partly Cloudy
Partly Cloudy
Saturday
night
Partly Cloudy
Partly Cloudy
Sunday

Mostly Cloudy
Cold!
Mostly Cloudy
Cold!
Sunday
night
Rain and Snow
Cold!
Rain and Snow
Cold!
Monday

Sunny
Cold!
Sunny
Cold!
<.1 in. .1 in.
.25 in.
Low: 23° High: 33° Low: 23° High: 39° Low: 25° High: 38° Low: 27° High: 29°
          WCh: 26° WCh: 18° WCh: 13°
NW→NE
5-18
mph
Moderate breeze
ESE→S
2
mph
Light air
SSE→E
calm

Calm
SW
2
mph
Light air
WSW
2
mph
Light air
E→SSE
calm→6
6
Light breeze
S→W
8-17→16-27
mph
Strong breeze
NNW
17-27→13-24
mph
Strong breeze

 

Tonight
 
Partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 23°. Wind northwest around 5 mph, gusting to 18 mph, in the evening, becoming northeast after midnight.
Friday
 
Cloudy. A chance of snow. High 33°. Wind east-southeast around 2 mph in the morning, becoming south in the afternoon. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow accumulation expected.
Friday night
 
Mostly cloudy. Low 23°. Wind south-southeast near calm in the evening, becoming east after midnight.
Saturday
 
Partly cloudy in the morning, becoming mostly cloudy to cloudy in the afternoon. High 39°. Wind southwest around 2 mph.
Saturday night
 
Fair to partly cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Low 25°. Wind west-southwest around 2 mph.
Sunday
 
Partly to mostly cloudy in the morning, becoming dense overcast in the afternoon. High 38°. Wind chill ranging from 26 to 32. Wind east near calm in the morning, becoming south-southeast around 6 mph in the afternoon.
Sunday night
 
Dense overcast in the evening, becoming partly to mostly cloudy after midnight. A chance of snow in the evening, then a slight chance of a mix of snow and rain after midnight. Breezy. Low 27°. Wind chill ranging from 18 to 32. Wind south around 8 mph, gusting to 17 mph, in the evening, becoming west around 16 mph, gusting to 27 mph, after midnight. Chance of precipitation 50 percent. Precipitation (liquid equivalent) mostly around a tenth of an inch. Snow accumulation about a quarter inch.
Monday
 
Sunny. Breezy and cold. High 29°. Wind chill ranging from 13 to 18. Wind north-northwest around 17 mph, gusting to 27 mph, in the morning, becoming 13 mph, gusting to 24 mph, in the afternoon.
Monday night
 
Clear in the evening, becoming partly cloudy after midnight. Low 18°. Wind north-northwest around 3 mph in the evening, becoming south-southeast after midnight.

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