Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Hagerstown, Washington County Regional Airport (KHGR)

Lat: 39.71°NLon: 77.73°WElev: 702ft.

Fair

58°F

14°C

Humidity 33%
Wind Speed S 14 mph
Barometer 30.42 in (1031.5 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 9 Apr 2:53 pm EDT
Extended Forecast for

7 Miles NNW Mc Knightstown PA

  • Tonight

    Tonight: Mostly clear, with a low around 37. South wind 6 to 8 mph.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69. South wind 6 to 8 mph, with gusts as high as 21 mph.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: A slight chance of showers before 2am.  Mostly cloudy, with a low around 44. South wind around 9 mph becoming northwest after midnight.  Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 60. North wind 7 to 10 mph, with gusts as high as 23 mph.

    High: 60 °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.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 73.

    High: 73 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 37. South wind 6 to 8 mph.
Friday
Sunny, with a high near 69. South wind 6 to 8 mph, with gusts as high as 21 mph.
Friday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 44. South wind around 9 mph becoming northwest after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 60. North wind 7 to 10 mph, with gusts as high as 23 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.
Sunday Night
Mostly cloudy, with a low around 51.
Monday
Mostly cloudy, with a high near 73.
Monday Night
Mostly cloudy, with a low around 56.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Partly sunny, with a high near 82.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Mc Knightstown PA
 40°N 77.41°W (Elev. 1982 ft)
2:21 pm EDT Apr 9, 2026
3pm EDT Apr 9, 2026-6pm EDT Apr 16, 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