Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Rain

50°F

10°C

Humidity 68%
Wind Speed Vrbl 3 G 22 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 40°F (4°C)
Visibility 2.00 mi
Last update 21 May 9:54 am EDT
Extended Forecast for

2 Miles NNE Boonsboro MD

  • Today

    Today: Showers, mainly before 5pm.  High near 60. Northeast wind 7 to 9 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers

  • Tonight

    Tonight: Scattered showers, mainly before 4am.  Cloudy, with a low around 53. Northeast wind around 6 mph.  Chance of precipitation is 30%.

    Low: 53 °F

    Scattered
    Showers then
    Cloudy

  • Friday

    Friday: Showers, mainly after 2pm.  High near 60. East wind 7 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 60 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers.  Low around 49. East wind 7 to 10 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm.  High near 57. East wind 9 to 11 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%.

    High: 57 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm.  Cloudy, with a low around 52. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 8am.  Mostly cloudy, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers.  Mostly cloudy, with a low around 59. Chance of precipitation is 50%.

    Low: 59 °F

    Chance
    Showers

  • Memorial Day

    Memorial Day: Showers likely, mainly after 2pm.  Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

Detailed Forecast

Today
Showers, mainly before 5pm. High near 60. Northeast wind 7 to 9 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Scattered showers, mainly before 4am. Cloudy, with a low around 53. Northeast wind around 6 mph. Chance of precipitation is 30%.
Friday
Showers, mainly after 2pm. High near 60. East wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers. Low around 49. East wind 7 to 10 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 57. East wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm. Cloudy, with a low around 52. Chance of precipitation is 70%.
Sunday
A chance of showers before 8am. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Memorial Day
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
Partly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Boonsboro MD
 39.53°N 77.64°W (Elev. 810 ft)
9:40 am EDT May 21, 2026
10am EDT May 21, 2026-6pm EDT May 27, 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