Areas of Excessive Rainfall and Severe Thunderstorms; Fire Weather Concerns in the Northern Plains and Four Corners Region

Widespread showers and thunderstorms may bring areas of flash flooding across much of the Southern Plains into the Gulf Coast region and the upper Ohio River Valley into the Mid-Atlantic. A large Pacific storm will bring widespread rain, gusty winds, and mountain snow to California and the Great Basin. Fire weather concerns expected in the Northern Plains and the Four Corners region. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Overcast

68°F

20°C

Humidity NA
Wind Speed Calm
Barometer 30.02 in (1017.5 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update 27 May 1:56 am EDT
Extended Forecast for

3 Miles E Poolesville MD

  • Overnight

    Overnight: Showers likely.  Patchy fog after 5am.  Otherwise, cloudy, with a low around 64. Calm wind.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm.  Patchy fog before 8am. High near 80. Calm wind becoming west 5 to 7 mph in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 2am.  Mostly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph after midnight.  Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 77. North wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 77 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 52. North wind 3 to 6 mph.

    Low: 52 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely. Patchy fog after 5am. Otherwise, cloudy, with a low around 64. Calm wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms before 3pm, then showers likely and possibly a thunderstorm between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 8am. High near 80. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 9pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 62. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 77. North wind 6 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 52. North wind 3 to 6 mph.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 50.
Sunday
Sunny, with a high near 71.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 72.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles E Poolesville MD
 39.15°N 77.35°W (Elev. 348 ft)
2:22 am EDT May 27, 2026
2am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database