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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Garrett County Airport (K2G4)

Lat: 39.58°NLon: 79.34°WElev: 2933ft.

Fair

16°F

-9°C

Humidity 73%
Wind Speed S 5 G 12 mph
Barometer 30.18 in
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 18 Mar 10:15 am EDT
Extended Forecast for

McHenry MD

  • Today

    Today: Partly sunny, with a high near 36. South wind 3 to 6 mph.

    High: 36 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 29. South wind 3 to 6 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 46. Southwest wind around 7 mph.

    High: 46 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 36. West wind 3 to 5 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 56. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.

    High: 56 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers before 8am. Partly sunny, with a high near 60. Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.

    High: 64 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 36. South wind 3 to 6 mph.
Tonight
Mostly cloudy, with a low around 29. South wind 3 to 6 mph.
Thursday
Mostly cloudy, with a high near 46. Southwest wind around 7 mph.
Thursday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 36. West wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 56. Southwest wind 5 to 8 mph. Chance of precipitation is 40%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Saturday
A chance of showers before 8am. Partly sunny, with a high near 60. Chance of precipitation is 30%.
Saturday Night
Mostly cloudy, with a low around 45.
Sunday
A chance of showers. Partly sunny, with a high near 64. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
McHenry MD
 39.56°N 79.36°W (Elev. 2500 ft)
Last Update:
10:00 am EDT Mar 18, 2026
Forecast Valid:
10am EDT Mar 18, 2026-6pm EDT Mar 24, 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