WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Thursday, 25-Dec-2025 08:53 pm
 
Tonight

Partly Cloudy
Partly Cloudy
Friday

Mix
Mix
Friday
night
Rain Sleet
Rain Sleet
Saturday

Mostly Cloudy
Mostly Cloudy
Saturday
night
Mostly Cloudy
Mostly Cloudy
Sunday

Chance rain
Chance rain
Sunday
night
Chance rain
Chance rain
Monday

Chance rain
Chance rain
<.1 in. .1 in. <.25 in. .1 in. <.1 in.
Low: 28° High: 39° Low: 28° High: 41° Low: 27° High: 40° Low: 37° High: 55°
               
NNE
6-19
mph
Fresh breeze
ENE→ESE
3→7-17
mph
Moderate breeze
ESE→NNE
7-17→4
mph
Moderate breeze
NNE
5
mph
Light breeze
ENE→SSE
2
mph
Light air
SSW
3→6
mph
Light breeze
S
5→9
mph
Gentle breeze
SSW→W
10-16→19-30
mph
Strong breeze

 

Tonight
 
Fair to partly cloudy in the evening, becoming partly cloudy after midnight. Low 28°. Wind north-northeast around 6 mph, gusting to 19 mph.
Friday
 
Mostly cloudy in the morning, becoming dense overcast in the afternoon. A slight chance of a mix of sleet, snow, and rain in the afternoon. High 39°. Wind east-northeast around 3 mph in the morning, becoming east-southeast around 7 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation (liquid equivalent) mostly less than a tenth of an inch. No snow or ice (on ground) accumulation expected.
Friday night
 
Dense overcast in the evening, becoming mostly cloudy to cloudy after midnight. A chance of a mix of sleet, rain, and freezing rain in the evening, then a slight chance of a mix of freezing rain and sleet after midnight. Low 28°. Wind east-southeast around 7 mph, gusting to 17 mph, in the evening, becoming north-northeast around 4 mph after midnight. Chance of precipitation 50 percent. Precipitation (liquid equivalent) mostly around a tenth of an inch. No ice (on ground) accumulation expected. Little if any freezing rain accumulation.
Saturday
 
Mostly cloudy. High 41°. Wind north-northeast around 5 mph.
Saturday night
 
Partly to mostly cloudy. Low 27°. Wind east-northeast around 2 mph in the evening, becoming south-southeast after midnight.
Sunday
 
Mostly cloudy in the morning, becoming dense overcast in the afternoon. A chance of rain in the afternoon. High 40°. Wind south-southwest around 3 mph in the morning, becoming 6 mph in the afternoon. Chance of precipitation 50 percent. Precipitation mostly less than a quarter of an inch.
Sunday night
 
Dense overcast. A chance of rain in the evening, then a slight chance of rain after midnight. Low 37°, but temperatures rising after midnight. Wind south around 5 mph in the evening, becoming 9 mph after midnight. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.
Monday
 
Dense overcast in the morning, becoming mostly cloudy to cloudy in the afternoon. A chance of rain. Breezy and relatively mild. High 55°, but temperatures falling in the afternoon. Wind south-southwest around 10 mph, gusting to 16 mph, in the morning, becoming west around 19 mph, gusting to 30 mph, in the afternoon. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
Monday night
 
Mostly cloudy in the evening, becoming partly to mostly cloudy after midnight. Windy. Low 26°. Wind chill ranging from 15 to 34. Wind west around 20 mph, gusting to 30 mph.

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