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

St Marys County Airport (K2W6)

Lat: 38.32°NLon: 76.55°WElev: 144ft.

Fair

79°F

26°C

Humidity 40%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 52°F (11°C)
Visibility 9.00 mi
Heat Index79°F (26°C)
Last update 16 May 7:35 pm EDT
Extended Forecast for

2 Miles NNE Mechanicsville MD

  • Tonight

    Tonight: A chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 64. Southwest wind 6 to 8 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon.  Chance of precipitation is 30%.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms, mainly between midnight and 1am.  Partly cloudy, with a low around 64. Light southeast wind.  Chance of precipitation is 20%.

    Low: 64 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 91 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 69. Southeast wind around 8 mph.

    Low: 69 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Sunny, with a high near 94. Chance of precipitation is 30%.

    High: 94 °F

    Sunny then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
A chance of showers, mainly before 9pm. Mostly cloudy, with a low around 64. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms before 4pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 88. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers and thunderstorms, mainly between midnight and 1am. Partly cloudy, with a low around 64. Light southeast wind. Chance of precipitation is 20%.
Monday
Partly sunny, then gradually becoming sunny, with a high near 91. Calm wind becoming south 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 69. Southeast wind around 8 mph.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
A chance of showers after 2pm. Sunny, with a high near 94. Chance of precipitation is 30%.
Wednesday Night
A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 55. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 67. Chance of precipitation is 60%.
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 69. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NNE Mechanicsville MD
 38.45°N 76.73°W (Elev. 66 ft)
4:54 pm EDT May 16, 2026
7pm EDT May 16, 2026-6pm EDT May 23, 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