Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Overcast

68°F

20°C

Humidity 53%
Wind Speed N 9 mph
Barometer 30.16 in (1021.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Apr 10:53 pm EDT
Extended Forecast for

7 Miles NNW Mc Knightstown PA

  • Tonight

    Tonight: A slight chance of showers before 2am.  Mostly cloudy, with a low around 44. Northwest wind 8 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 59. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 37. North wind around 6 mph becoming east after midnight.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 64. South wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 26 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm.  Mostly cloudy, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 56. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm.  Partly sunny, with a high near 78. Chance of precipitation is 30%.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm.  Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 2am. Mostly cloudy, with a low around 44. Northwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 59. Northwest wind 7 to 11 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 37. North wind around 6 mph becoming east after midnight.
Sunday
Mostly sunny, with a high near 64. South wind 6 to 10 mph, with gusts as high as 23 mph.
Sunday Night
Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 26 mph.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 30%.
Tuesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 83.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 79.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Mc Knightstown PA
 40°N 77.41°W (Elev. 1982 ft)
10:41 pm EDT Apr 10, 2026
11pm EDT Apr 10, 2026-6pm EDT Apr 17, 2026
 
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Additional Resources

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