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

Baltimore / Martin (KMTN)

Lat: 39.33°NLon: 76.42°WElev: 23ft.

Fog/Mist

68°F

20°C

Humidity 94%
Wind Speed Calm
Barometer 30.03 in
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 27 May 1:15 am EDT
Extended Forecast for

Long Green MD

  • Overnight

    Overnight: Showers likely, mainly after 3am.  Patchy fog.  Otherwise, cloudy, with a low around 63. Calm wind.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm.  Patchy fog before noon.  Otherwise, cloudy, with a high near 79. Southwest wind 3 to 6 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am.  Mostly cloudy, with a low around 62. Southwest wind around 6 mph becoming northwest after midnight.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 76. North wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 53. North wind around 7 mph.

    Low: 53 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 57.

    Low: 57 °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 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers likely, mainly after 3am. Patchy fog. Otherwise, cloudy, with a low around 63. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers and thunderstorms likely, mainly before 3pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before noon. Otherwise, cloudy, with a high near 79. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 62. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 76. North wind 7 to 11 mph, with gusts as high as 21 mph.
Thursday Night
Mostly clear, with a low around 53. North wind around 7 mph.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 57.
Saturday
Sunny, with a high near 75.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 72.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Long Green MD
 39.48°N 76.52°W (Elev. 495 ft)
10:53 pm EDT May 26, 2026
1am EDT May 27, 2026-6pm EDT Jun 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database