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

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 >

Current conditions at

Georgetown - Delaware Coastal Airport (KGED)

Lat: 38.69°NLon: 75.36°WElev: 46ft.

Fair

80°F

27°C

Humidity 79%
Wind Speed SW 7 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 17 Aug 9:54 am EDT
Extended Forecast for

Dewey Beach DE

  • Today

    Today: Sunny, with a high near 87. South wind 5 to 15 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 2am. Partly cloudy, with a low around 72. South wind 5 to 15 mph becoming west after midnight. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northeast wind around 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. East wind around 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Partly sunny, with a high near 79. East wind around 15 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 11pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 30%.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Breezy.

    High: 81 °F

    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 87. South wind 5 to 15 mph.
Tonight
A slight chance of showers and thunderstorms between 10pm and 2am. Partly cloudy, with a low around 72. South wind 5 to 15 mph becoming west after midnight. Chance of precipitation is 20%.
Monday
A slight chance of showers between 7am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Northeast wind around 15 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 70. East wind around 15 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers after 5pm. Partly sunny, with a high near 79. East wind around 15 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 8pm, then a slight chance of showers and thunderstorms between 8pm and 11pm, then a slight chance of showers after 11pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 81. Breezy.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dewey Beach DE
 38.7°N 75.08°W (Elev. 7 ft)
Last Update:
4:22 am EDT Aug 17, 2025
Forecast Valid:
10am EDT Aug 17, 2025-6pm EDT Aug 23, 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