WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather
Updated: Tuesday, 03-Mar-2026 08:53 pm
 
Tonight

Rain likely
Rain likely
Wednesday

Overcast
Overcast
Wednesday
night
Chance rain
Chance rain
Thursday

Rain likely
Rain likely
Thursday
night
Rain likely
Rain likely
Friday

Fog a.m.
Fog a.m.
Friday
night
Chance rain
Chance rain
Saturday

Fog a.m.
Fog a.m.
<.25 in. <.25 in. .25 in. .5 in. <.1 in. <.1 in. <.1 in.
Low: 37° High: 48° Low: 42° High: 69° Low: 50° High: 65° Low: 47° High: 67°
               
SSW
3
mph
Light air
NNE
calm

Calm
ESE→S
2
mph
Light air
SSW
4
mph
Light breeze
E
3
mph
Light air
SE
4
mph
Light breeze
ESE
5
mph
Light breeze
SE→SSW
3→9-17
mph
Moderate breeze
UV: 4
 Medium 
UV: 3
 Medium 
UV: 3
 Medium 

 

Tonight
 
Dense overcast. Patchy light fog. Rain likely. Low 37°, but temperatures rising after midnight. Wind south-southwest around 3 mph. Chance of precipitation 60 percent. Precipitation mostly less than a quarter of an inch.
Wednesday
 
Dense overcast. High 48°. Wind north-northeast near calm.
Wednesday night
 
Cloudy in the evening, becoming dense overcast after midnight. A slight chance of rain in the evening, then a chance of rain after midnight. Low 42°. Wind east-southeast around 2 mph in the evening, becoming south after midnight. Chance of precipitation 60 percent. Precipitation mostly less than a quarter of an inch.
Thursday
 
Cloudy in the morning, becoming mostly cloudy in the afternoon. Patchy light fog in the morning. Rain likely. Precipitation showery or intermittent. Unusually warm. High 69°. UV index up to 4. Wind south-southwest around 4 mph. Chance of precipitation 60 percent. Precipitation mostly around a quarter of an inch.
Thursday night
 
Dense overcast. Patchy light fog. Rain likely in the evening, then a chance of rain after midnight. Precipitation showery or intermittent. Relatively mild. Low 50°. Wind east around 3 mph. Chance of precipitation 80 percent. Precipitation mostly around half an inch.
Friday
 
Mostly cloudy to cloudy. Patchy light fog in the morning. A slight chance of rain in the morning, then a chance of rain in the afternoon. Mild. High 65°. UV index up to 3. Wind southeast around 4 mph. Chance of precipitation 30 percent. Precipitation mostly less than a tenth of an inch.
Friday night
 
Cloudy. Patchy light fog. A chance of rain. Relatively mild. Low 47°. Wind east-southeast around 5 mph. Chance of precipitation 40 percent. Precipitation mostly less than a tenth of an inch.
Saturday
 
Cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog in the morning. A slight chance of rain in the afternoon. Mild. High 67°. UV index up to 3. Wind southeast around 3 mph in the morning, becoming south-southwest around 9 mph, gusting to 17 mph, in the afternoon. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Saturday night
 
Cloudy in the evening, becoming mostly cloudy to cloudy after midnight. Patchy light fog after midnight. A chance of rain in the evening, then a slight chance of rain after midnight. Precipitation showery or intermittent. Relatively mild. Low 47°. Wind south-southwest around 10 mph, gusting to 17 mph, in the evening, becoming northwest after midnight. Chance of precipitation 50 percent. Precipitation mostly around a tenth of an inch.

WXSIM forecast formatting script by Saratoga-Weather.org.
Animated forecast icons courtesy of www.meteotreviglio.com.