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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Overcast

75°F

24°C

Humidity 96%
Wind Speed Calm
Barometer 29.96 in (1014.5 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 28 Aug 6:54 am EDT
Extended Forecast for

Riva MD

  • Today

    Today: Scattered showers and thunderstorms after 11am. Mostly cloudy, with a high near 86. North wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 86 °F

    Scattered
    Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 67. North wind 6 to 9 mph.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 67. East wind around 6 mph.

    Low: 67 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 87. South wind 5 to 10 mph.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Scattered showers and thunderstorms after 11am. Mostly cloudy, with a high near 86. North wind 5 to 7 mph. Chance of precipitation is 30%.
Tonight
Partly cloudy, with a low around 67. North wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 84. Northeast wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 67. East wind around 6 mph.
Sunday
Mostly sunny, with a high near 87. South wind 5 to 10 mph.
Sunday Night
Mostly cloudy, with a low around 72.
Monday
Mostly sunny, with a high near 91.
Monday Night
Partly cloudy, with a low around 74.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 75. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Riva MD
 38.95°N 76.58°W (Elev. 3 ft)
Last Update:
4:53 am EDT Aug 28, 2026
Forecast Valid:
7am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation