Coastal Threats for the East and Gulf; Record Warmth for the Central U.S.

Persistent onshore flow across the Southeast and portions of the mid-Atlantic will keep the risk of rip currents through the weekend. Rainfall could be locally heavy across Florida, especially along the eastern shoreline. Meanwhile, record warmth for portions of the Plains and Midwest with elevated fire concerns. For the west, a trough will keep the pattern unsettled with wet conditions. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

73°F

23°C

Humidity 46%
Wind Speed SE 7 mph
Barometer 30.32 in (1028.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 3 Oct 2:56 pm EDT
Extended Forecast for

Olney MD

  • Tonight

    Tonight: Patchy fog after 2am.  Otherwise, clear, with a low around 50. Light southwest wind.

    Low: 50 °F

    Clear then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 76. Calm wind.

    High: 76 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 52. Calm wind.

    Low: 52 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. Light southeast wind.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 79.

    High: 79 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am.  Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 2am. Otherwise, clear, with a low around 50. Light southwest wind.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 76. Calm wind.
Saturday Night
Clear, with a low around 52. Calm wind.
Sunday
Sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 54. Light southeast wind.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 58.
Tuesday
Partly sunny, with a high near 79.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 71. Chance of precipitation is 50%.
Wednesday Night
Mostly cloudy, with a low around 48.
Thursday
Sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 45.
Friday
Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Olney MD
 39.14°N 77.07°W (Elev. 499 ft)
3:24 pm EDT Oct 3, 2025
3pm EDT Oct 3, 2025-6pm EDT Oct 10, 2025
 
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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