Ammenheuser Weather - WXSIM Forecast

79°F

Thurmont, Maryland USA

Updated: 31-Aug-2026 2:40pm

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WXSIM Forecast for: Thurmont
Issued by: Ammenheuser Weather

Updated: Monday, 31-Aug-2026 10:53 am

This afternoon Mostly Cloudy	Tonight Mostly Cloudy	Tuesday Partly Cloudy	Tuesday night Partly Cloudy	Wednesday Partly Cloudy	Wednesday night Chance rain	Thursday Fog a.m.	Thursday night Mostly Cloudy
	<.1 in.		<.1 in.		.1 in.		<.1 in.
High: 85°	Low: 68°	High: 87°	Low: 71°	High: 88°	Low: 67°	High: 90°	Low: 72°
						Heat: 95°
W 4 mph Light breeze	WSW 2 mph Light air	W 4→8-15 mph Moderate breeze	W 5 mph Light breeze	NNE→ENE 5-16 mph Moderate breeze	ESE→SSE 4-15 mph Moderate breeze	WNW 6-16 mph Moderate breeze	WNW 3 mph Light air
UV: 6 High		UV: 6 High		UV: 8 Very High		UV: 7 High

This afternoon	Mostly cloudy. Hot. High 85°. UV index up to 6. Wind west around 4 mph.
Tonight	Mostly cloudy. A slight chance of rain after midnight. Precipitation showery or intermittent. Low 68°. Wind west-southwest around 2 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Tuesday	Partly cloudy in the morning, becoming partly to mostly cloudy in the afternoon. Hot. High 87°. UV index up to 6. Wind west around 4 mph in the morning, becoming 8 mph, gusting to 15 mph, in the afternoon.
Tuesday night	Partly cloudy in the evening, becoming mostly cloudy after midnight. A slight chance of rain. Low 71°. Wind west around 5 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Wednesday	Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Hot. High 88°. UV index up to 8. Wind north-northeast around 5 mph, gusting to 16 mph, in the morning, becoming east-northeast in the afternoon.
Wednesday night	Fair to partly cloudy. Patchy light fog. A slight chance of rain in the evening, then a chance of rain after midnight. Low 67°. Wind east-southeast around 4 mph, gusting to 15 mph, in the evening, becoming south-southeast after midnight. Chance of precipitation 40 percent. Precipitation mostly around a tenth of an inch.
Thursday	Partly to mostly cloudy in the morning, becoming partly cloudy in the afternoon. Patchy light fog in the morning. Hot. High 90°. Heat index up to 95°. UV index up to 7. Wind west-northwest around 6 mph, gusting to 16 mph.
Thursday night	Mostly clear in the evening, becoming mostly cloudy after midnight. A slight chance of rain after midnight. Precipitation showery or intermittent. Low 72°. Wind west-northwest around 3 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.
Friday	Partly to mostly sunny in the morning, becoming sunny in the afternoon. Hot. High 85°. UV index up to 7. Wind west-northwest around 7 mph, gusting to 20 mph, in the morning, becoming 13 mph, gusting to 21 mph, in the afternoon.
Friday night	Mostly cloudy in the evening, becoming partly cloudy after midnight. A slight chance of rain. Low 64°. Wind north-northwest around 6 mph, gusting to 16 mph. Chance of precipitation 20 percent. Precipitation mostly less than a tenth of an inch.

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