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Watching Hurricane Erin; Heavy Rainfall Threat for Upper Midwest; Heatrisk for Mississippi Valley

Hurricane Erin continues to track westward with its outer bands bringing heavy rainfall and gusty winds for Puerto Rico and US Virgin Islands. Life-threatening surf and rip currents are occurring and will spread across the Atlantic coasts this week. Meanwhile, heavy rainfall and possible flooding are in the forecast for upper Midwest through Monday. Heatrisk continues for the Mississippi Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Annapolis, United States Naval Academy (KNAK)

Lat: 38.99°NLon: 76.49°WElev: 3ft.

A Few Clouds

88°F

31°C

Humidity 70%
Wind Speed S 7 mph
Barometer 29.89 in (1012.4 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 17 Aug 2:54 pm EDT
Extended Forecast for

Selby-on-the-Bay MD

Coastal Flood Advisory August 18, 12:00am until August 18, 05:00am
Click here for hazard details and duration
Coastal Flood Advisory

  • Tonight

    Tonight: Scattered showers and thunderstorms, mainly between 7pm and 11pm. Mostly cloudy, with a low around 73. South wind 6 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.

    Low: 73 °F

    Scattered
    T-storms then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm. Cloudy, with a high near 77. Northeast wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    High: 77 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 70. Northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers. Partly sunny, with a high near 76. East wind 11 to 13 mph. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. East wind 8 to 13 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered showers and thunderstorms, mainly between 7pm and 11pm. Mostly cloudy, with a low around 73. South wind 6 to 10 mph becoming northwest after midnight. Chance of precipitation is 50%.
Monday
A slight chance of showers after 2pm. Cloudy, with a high near 77. Northeast wind 13 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday Night
A chance of showers, mainly after 8pm. Mostly cloudy, with a low around 70. Northeast wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers. Partly sunny, with a high near 76. East wind 11 to 13 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 71. East wind 8 to 13 mph.
Wednesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny, with a high near 80.
Friday Night
Mostly clear, with a low around 71.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Selby-on-the-Bay MD
 38.9°N 76.51°W (Elev. 3 ft)
Last Update:
1:29 pm EDT Aug 17, 2025
Forecast Valid:
3pm EDT Aug 17, 2025-6pm EDT Aug 24, 2025
 
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