National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Camp David (KRSP)

Lat: 39.65°NLon: 77.47°WElev: 1841ft.

Fair

72°F

22°C

Humidity 71%
Wind Speed NA
Barometer 29.80 in (1008.6 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 17 Jun 11:54 am EDT
Extended Forecast for

5 Miles NNE Myersville MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 81. Southwest wind around 9 mph, with gusts as high as 18 mph.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Light southwest wind becoming south 8 to 13 mph after midnight. Winds could gust as high as 25 mph.

    Low: 66 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 10am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 85. West wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    High: 85 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 64. West wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 64 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 79. West wind 9 to 13 mph, with gusts as high as 24 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 81. Southwest wind around 9 mph, with gusts as high as 18 mph.
Tonight
Mostly cloudy, with a low around 66. Light southwest wind becoming south 8 to 13 mph after midnight. Winds could gust as high as 25 mph.
Thursday
A chance of showers and thunderstorms, mainly between 10am and 1pm. Cloudy through mid morning, then gradual clearing, with a high near 85. West wind 15 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 64. West wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Juneteenth
Mostly sunny, with a high near 79. West wind 9 to 13 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 59.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 79. Chance of precipitation is 70%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 20%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Myersville MD
 39.59°N 77.54°W (Elev. 1293 ft)
Last Update:
10:53 am EDT Jun 17, 2026
Forecast Valid:
12pm EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation