Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Current conditions at

College Park Airport (KCGS)

Lat: 38.98°NLon: 76.92°WElev: 49ft.

Fair

69°F

21°C

Humidity 92%
Wind Speed Calm
Barometer 30.19 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Aug 10:48 pm EDT
Extended Forecast for

2 Miles WSW Mount Rainier MD

  • Tonight

    Tonight: A slight chance of showers and thunderstorms after 2am.  Partly cloudy, with a low around 71. Light south wind.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 71 °F

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 92. Heat index values as high as 100. South wind 5 to 8 mph.  Chance of precipitation is 40%.

    Chance
    T-storms

    High: 92 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers.  Mostly cloudy, with a low around 73. South wind 5 to 7 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 73 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 95. Heat index values as high as 105. Light southwest wind increasing to 5 to 9 mph in the morning.

    Mostly Sunny

    High: 95 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms, mainly after 2am.  Mostly cloudy, with a low around 74. South wind 7 to 9 mph.  Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 74 °F

  • Wednesday

    Wednesday: A chance of showers and thunderstorms.  Partly sunny, with a high near 84. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 84 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 64.

    Partly Cloudy

    Low: 64 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    Mostly Sunny

    High: 79 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 61.

    Mostly Clear

    Low: 61 °F

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 71. Light south wind. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Heat index values as high as 100. South wind 5 to 8 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 73. South wind 5 to 7 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 95. Heat index values as high as 105. Light southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 74. South wind 7 to 9 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 64.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 61.
Saturday
Sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 63.
Sunday
Mostly sunny, with a high near 80.
Click Map For Forecast
Point Forecast:
2 Miles WSW Mount Rainier MD
 38.93°N 76.99°W (Elev. 148 ft)
7:28 pm EDT Aug 20, 2017
11pm EDT Aug 20, 2017-6pm EDT Aug 27, 2017
 
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