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

Blizzard Conditions Continue Tonight Across Coastal Maine; Critical Fire Weather in the Southern Plains Tuesday

Heavy snow and strong winds will continue into Tuesday morning across Maine as the major winter storm departs off the coast. Blizzard Warnings and Winter Storm Warnings remain in effect. Strong winds and dry conditions will promote elevated to critical fire weather conditions across southeast Colorado into the southern High Plains Tuesday. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Partly Cloudy

28°F

-2°C

Humidity 63%
Wind Speed NW 14 G 22 mph
Barometer 29.98 in (1017.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill17°F (-8°C)
Last update 24 Feb 12:56 am EST
Extended Forecast for

Potomac MD

  • Overnight

    Overnight: Partly cloudy, with a low around 23. Northwest wind around 15 mph, with gusts as high as 28 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 38. Northwest wind 7 to 14 mph, with gusts as high as 26 mph.

    High: 38 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of snow, mainly between midnight and 4am. Increasing clouds, with a low around 30. Light southeast wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Mostly Cloudy
    then Chance
    Snow

  • Wednesday

    Wednesday: Partly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 53 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.

    High: 45 °F

    Rain Likely

  • Thursday Night

    Thursday Night: A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.

    Low: 30 °F

    Chance Rain

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 23. Northwest wind around 15 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 38. Northwest wind 7 to 14 mph, with gusts as high as 26 mph.
Tuesday Night
A chance of snow, mainly between midnight and 4am. Increasing clouds, with a low around 30. Light southeast wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 53. Southwest wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 35. West wind around 6 mph becoming calm in the evening.
Thursday
Rain likely, mainly after 1pm. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.
Thursday Night
A chance of rain before 1am. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 32.
Saturday
Sunny, with a high near 57.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Mostly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
A chance of rain and snow. Partly sunny, with a high near 36. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Potomac MD
 39.02°N 77.2°W (Elev. 381 ft)
Last Update:
12:53 am EST Feb 24, 2026
Forecast Valid:
1am EST Feb 24, 2026-6pm EST Mar 2, 2026
 
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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