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

Thunderstorms and Heavy Rainfall in the Southeast, Montana, and Iowa; Lowell Begins to Impact Hawaii

Strong thunderstorms with damaging winds and heavy rain are expected across portions of the Southeast. Thunderstorms may produce large hail across portions of Montana. Heavy rainfall could produce flash flooding across Iowa and vulnerable areas in Utah. Lowell will bring heavy rain, dangerous swells and rip currents to portions of Hawaii. Sweltering heat persists across the South-Central US. Read More >

Current conditions at

Washington/Reagan National Airport, DC (KDCA)

Lat: 38.85°NLon: 77.03°WElev: 13ft.

A Few Clouds

80°F

27°C

Humidity 51%
Wind Speed NE 8 mph
Barometer 29.98 in (1015.2 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 6 Sep 11:52 am EDT
Extended Forecast for

Oxon Hill MD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 84. Northeast wind around 7 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 64. Light northeast wind.

    Low: 64 °F

    Partly Cloudy
    then Patchy
    Fog

  • Labor Day

    Labor Day: Mostly sunny, with a high near 83. Northeast wind 3 to 5 mph.

    High: 83 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Light and variable wind.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 85 °F

    Sunny

  • Tuesday Night

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

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.

    High: 89 °F

    Sunny then
    Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 84. Northeast wind around 7 mph.
Tonight
Patchy fog between 4am and 5am. Otherwise, mostly clear, with a low around 64. Light northeast wind.
Labor Day
Mostly sunny, with a high near 83. Northeast wind 3 to 5 mph.
Monday Night
Partly cloudy, with a low around 62. Light and variable wind.
Tuesday
Sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
Mostly clear, with a low around 72.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oxon Hill MD
 38.79°N 76.98°W (Elev. 200 ft)
Last Update:
10:53 am EDT Sep 6, 2026
Forecast Valid:
12pm EDT Sep 6, 2026-6pm EDT Sep 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation