Thurmont, MD Weather

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FORECAST DISCUSSION
UPDATED National Weather Service Baltimore MD/Washington DC 1026 AM EDT Thu Jul 9 2026 .WHAT HAS CHANGED... The Slight Risk from the Storm Prediction Center has been expanded westward to include western VA and areas along I-81.

NWS LWX Office Area Forecast Discussion

IMMEDIATE FORECAST
This
Afternoon
This Afternoon: Widespread Showers And Thunderstorms
Widespread Showers And T-Storms
Hi 85 °F
Widespread showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a high near 85. Southwest wind around 3 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

Tonight: Widespread Showers And Thunderstorms then Partly Cloudy
Widespread Showers And T-Storms then Partly Cloudy
Lo 68 °F
Widespread showers and thunderstorms before 8pm, then isolated showers and thunderstorms between 8pm and 9pm. Some of the storms could produce heavy rain. Partly cloudy, with a low around 68. Southwest wind around 1 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
THREE-DAY OUTLOOK
Friday

Friday: Partly Sunny then Isolated Showers And Thunderstorms
Partly Sunny then Isolated Showers And T-Storms
Hi 86 °F
Friday
Night
Friday Night: Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms
Chance Showers And T-Storms then Scattered Showers And T-Storms
Lo 67 °F
Saturday

Saturday: Slight Chance Rain Showers then Chance Showers And Thunderstorms
Slight Chance Rain Showers then Chance Showers And T-Storms
Hi 83 °F
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Lo 63 °F
Sunday

Sunday: Mostly Sunny
Mostly Sunny
Hi 82 °F
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Lo 63 °F