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

Severe Thunderstorms Likely in the Central U.S.; Flooding Possible for portions of Oklahoma/Texas/Arkansas and the Marianas.

Severe thunderstorms are likely from the southern Plains to the Midwest through Friday. Large hail, damaging winds, and tornadoes are all possible. An Enhanced (level 3 of 5) risk is in effect. Flash flooding is possible across portions of Oklahoma, Texas, and Arkansas on Friday. A Slight (level 2 of 4) risk is in effect. Flooding rain may impact Guam and the Marianas through next week. Read More >

Hazardous Weather Conditions

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Vrbl 5 mph
Barometer 30.12 in (1021.5 mb)
Dewpoint 54°F (12°C)
Visibility 6.00 mi
Wind Chill53°F (12°C)
Last update 5 Mar 5:56 pm EST
Extended Forecast for

Sandy Spring MD

  • Tonight

    Tonight: Showers and thunderstorms likely before 3am, then isolated showers between 3am and 4am. Patchy fog after 7pm. Otherwise, cloudy, with a low around 44. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 44 °F

    Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: Isolated showers after 4pm. Patchy fog between 2pm and 4pm. Otherwise, mostly cloudy, with a high near 51. East wind 3 to 8 mph. Chance of precipitation is 20%.

    High: 51 °F

    Patchy Fog
    then Isolated
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: Scattered showers, mainly after 7pm. Patchy fog. Otherwise, cloudy, with a low around 42. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Scattered
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A chance of showers before 7am, then a chance of showers after 1pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 40%.

    High: 71 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 58. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

    Low: 58 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Showers and thunderstorms likely before 3am, then isolated showers between 3am and 4am. Patchy fog after 7pm. Otherwise, cloudy, with a low around 44. East wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Isolated showers after 4pm. Patchy fog between 2pm and 4pm. Otherwise, mostly cloudy, with a high near 51. East wind 3 to 8 mph. Chance of precipitation is 20%.
Friday Night
Scattered showers, mainly after 7pm. Patchy fog. Otherwise, cloudy, with a low around 42. Southeast wind 5 to 7 mph. Chance of precipitation is 30%.
Saturday
A chance of showers before 7am, then a chance of showers after 1pm. Patchy fog before noon. Otherwise, mostly cloudy, with a high near 71. Light southeast wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 40%.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 58. Southwest wind 7 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Sunday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 67. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Mostly sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
Mostly cloudy, with a low around 60.
Wednesday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sandy Spring MD
 39.16°N 77.04°W (Elev. 469 ft)
Last Update:
6:53 pm EST Mar 5, 2026
Forecast Valid:
6pm EST Mar 5, 2026-6pm EDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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