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

Severe Weather in the Central Plains; Fire Concerns in the Southern High Plains and Southwest; Late-Season Mountain Snow

Severe storms, including large hail, wind, and perhaps a couple of tornadoes, are possible in the central Plains. Dry, windy conditions and lightning from dry thunderstorms may produce hazardous fire conditions in the Southwest and southern High Plains. Late-season snow is expected in the Northwest and the Great Basin. Heat is spreading across the eastern U.S.. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fog/Mist

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.03 in (1018.1 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 17 May 1:56 am EDT
Extended Forecast for

Suburb Maryland Fac MD

  • Overnight

    Overnight: Partly cloudy, with a low around 63. Light west wind.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 88. West wind 3 to 6 mph.

    High: 88 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 65. Light south wind.

    Low: 65 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 70. South wind around 7 mph.

    Low: 70 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 60%.

    High: 95 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 63. Light west wind.
Sunday
Mostly sunny, with a high near 88. West wind 3 to 6 mph.
Sunday Night
Partly cloudy, with a low around 65. Light south wind.
Monday
Sunny, with a high near 93. Calm wind becoming south 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 70. South wind around 7 mph.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Showers likely, mainly between 8am and 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 67. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Suburb Maryland Fac MD
 39.09°N 77.05°W (Elev. 397 ft)
Last Update:
10:54 pm EDT May 16, 2026
Forecast Valid:
2am EDT May 17, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation