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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

Partly Cloudy

72°F

22°C

Humidity 61%
Wind Speed NE 12 mph
Barometer 30.09 in (1019.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 19 Sep 3:54 am EDT
Extended Forecast for

Mayo MD

  • Today

    Today: Mostly sunny, with a high near 77. Northeast wind 7 to 16 mph, with gusts as high as 21 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 71. East wind 16 to 18 mph, with gusts as high as 21 mph.

    Low: 71 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 81. South wind 15 to 18 mph, with gusts as high as 23 mph.

    High: 81 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. South wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 72 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers. Cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 67. Breezy. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers. Cloudy, with a low around 61. Breezy. Chance of precipitation is 40%.

    Low: 61 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 67. Breezy. Chance of precipitation is 40%.

    High: 67 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 77. Northeast wind 7 to 16 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 71. East wind 16 to 18 mph, with gusts as high as 21 mph.
Sunday
Mostly cloudy, with a high near 81. South wind 15 to 18 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 68. South wind 6 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 16 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Cloudy, with a low around 65. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 67. Breezy. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Cloudy, with a low around 61. Breezy. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 67. Breezy. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Cloudy, with a low around 61. Breezy. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 66. Breezy. Chance of precipitation is 40%.
Thursday Night
A slight chance of showers. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 20%.
Friday
A slight chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayo MD
 38.9°N 76.48°W (Elev. 0 ft)
Last Update:
2:22 am EDT Sep 19, 2026
Forecast Valid:
4am EDT Sep 19, 2026-6pm EDT Sep 25, 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