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

Tropical Storm and Storm Surge Warnings for the North Carolina Outer Banks; Heat Building in the West

Storm surge flooding and tropical storm conditions are expected in the Outer Banks beginning late Wednesday. Tropical Storm and Storm Surge Warnings are in effect. Tropical storm conditions are possible along the eastern shore of Virginia Thursday. Hurricane Erin will continue to produce life-threatening surf and rip currents along much of the east coast of the U.S. this week. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Light Rain

66°F

19°C

Humidity NA
Wind Speed Calm
Barometer 30.09 in (1020.0 mb)
Dewpoint N/A
Visibility 3.00 mi
Last update 20 Aug 1:56 am EDT
Extended Forecast for

2 Miles SSW North Bethesda MD

  • Overnight

    Overnight: Patchy drizzle and fog. Cloudy, with a low around 67. East wind around 5 mph.

    Low: 67 °F

    Patchy
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy drizzle before 4pm, then a chance of thunderstorms, mainly after 5pm. Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 30%.

    High: 86 °F

    Patchy
    Drizzle and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 69. Northeast wind around 8 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers after 8am. Mostly cloudy, with a high near 78. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 63. North wind 8 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy drizzle and fog. Cloudy, with a low around 67. East wind around 5 mph.
Wednesday
Patchy drizzle before 4pm, then a chance of thunderstorms, mainly after 5pm. Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 86. Light and variable wind becoming east around 6 mph in the morning. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Mostly cloudy, with a low around 69. Northeast wind around 8 mph. Chance of precipitation is 40%.
Thursday
A slight chance of showers after 8am. Mostly cloudy, with a high near 78. Northeast wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 63. North wind 8 to 10 mph.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 67.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 82.
Monday Night
Mostly clear, with a low around 60.
Tuesday
Sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW North Bethesda MD
 39.03°N 77.12°W (Elev. 295 ft)
Last Update:
1:51 am EDT Aug 20, 2025
Forecast Valid:
2am EDT Aug 20, 2025-6pm EDT Aug 26, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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