Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Hazardous Weather Conditions

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Fair

83°F

28°C

Humidity 65%
Wind Speed SW 14 G 28 mph
Barometer 29.98 in (1014.0 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 15 Apr 2:54 pm EDT
Extended Forecast for

5 Miles W Thurmont MD

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southwest wind 6 to 10 mph.

    Low: 65 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 83. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 83 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers.  Mostly cloudy, with a low around 62. West wind 8 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 40%.

    Low: 62 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 2pm.  Partly sunny, with a high near 75. West wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56. Northeast wind around 6 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm.  Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers.  Mostly cloudy, with a low around 47. Chance of precipitation is 50%.

    Low: 47 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers.  Mostly cloudy, with a high near 58. Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Southwest wind 6 to 10 mph.
Thursday
Mostly sunny, with a high near 83. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 62. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday
A chance of showers, mainly before 2pm. Partly sunny, with a high near 75. West wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 56. Northeast wind around 6 mph.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 47. Chance of precipitation is 50%.
Sunday
A chance of showers. Mostly cloudy, with a high near 58. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Sunny, with a high near 48.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 62.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Thurmont MD
 39.63°N 77.5°W (Elev. 1604 ft)
2:23 pm EDT Apr 15, 2026
3pm EDT Apr 15, 2026-6pm EDT Apr 22, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database