Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Gaithersburg - Montgomery County Airport (KGAI)

Lat: 39.17°NLon: 77.17°WElev: 495ft.

Fair

58°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 30.00 in (1017.0 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 18 Apr 12:56 am EDT
Extended Forecast for

2 Miles SW Lisbon MD

  • Overnight

    Overnight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 79. East wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 79 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am.  Increasing clouds, with a low around 48. Southeast wind 5 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 48 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm.  High near 57. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 38. West wind 6 to 9 mph.  Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 52.

    High: 52 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 58. Calm wind.
Saturday
Mostly sunny, with a high near 79. East wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Showers likely, mainly after 2am. Increasing clouds, with a low around 48. Southeast wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Showers, mainly before 2pm. High near 57. Northwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 38. West wind 6 to 9 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 52.
Monday Night
Mostly clear, with a low around 31.
Tuesday
Sunny, with a high near 59.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 72.
Thursday Night
Mostly clear, with a low around 50.
Friday
Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Lisbon MD
 39.32°N 77.09°W (Elev. 623 ft)
10:53 pm EDT Apr 17, 2026
1am EDT Apr 18, 2026-6pm EDT Apr 24, 2026
 
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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