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.

Fair

47°F

8°C

Humidity 54%
Wind Speed NE 3 mph
Barometer 30.38 in (1029.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 12 Apr 2:53 am EDT
Extended Forecast for

2 Miles SE South Mountain PA

  • Overnight

    Overnight: Partly cloudy, with a low around 38. East wind around 6 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Southeast wind 6 to 11 mph, with gusts as high as 25 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 53. South wind around 10 mph, with gusts as high as 25 mph.

    Low: 53 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers, mainly after 2pm.  Mostly cloudy, with a high near 74. Southwest wind around 10 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%.

    High: 74 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm.  Partly cloudy, with a low around 56. Southwest wind 6 to 8 mph.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 2pm.  Mostly sunny, with a high near 80. Chance of precipitation is 20%.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 62.

    Low: 62 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. East wind around 6 mph.
Sunday
Mostly sunny, with a high near 64. Southeast wind 6 to 11 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 53. South wind around 10 mph, with gusts as high as 25 mph.
Monday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 74. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 56. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Mostly cloudy, with a low around 62.
Thursday
Partly sunny, with a high near 83.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 57.
Saturday
A chance of showers. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE South Mountain PA
 39.83°N 77.47°W (Elev. 1503 ft)
2:51 am EDT Apr 12, 2026
3am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database