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

Lancaster, Lancaster Airport (KLNS)

Lat: 40.12°NLon: 76.29°WElev: 397ft.

Fair

63°F

17°C

Humidity 45%
Wind Speed S 9 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 10 Apr 7:53 pm EDT
Extended Forecast for

Mount Joy PA

  • Tonight

    Tonight: A slight chance of showers between midnight and 1am.  Mostly cloudy, with a low around 47. South wind 6 to 9 mph becoming northwest after midnight.  Chance of precipitation is 20%.

    Low: 47 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 62. North wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 62 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 22 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 20 mph.

    Low: 51 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers after 2pm.  Mostly cloudy, with a high near 76. Chance of precipitation is 20%.

    High: 76 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers between midnight and 1am. Mostly cloudy, with a low around 47. South wind 6 to 9 mph becoming northwest after midnight. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 62. North wind 10 to 13 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 38. Calm wind.
Sunday
Mostly sunny, with a high near 64. Light and variable wind becoming south 9 to 14 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 51. South wind around 11 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers after 2pm. Mostly cloudy, with a high near 76. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 82.
Tuesday Night
Mostly cloudy, with a low around 61.
Wednesday
Partly sunny, with a high near 87.
Wednesday Night
Mostly cloudy, with a low around 63.
Thursday
Partly sunny, with a high near 83.
Thursday Night
Mostly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 79.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Joy PA
 40.1°N 76.49°W (Elev. 312 ft)
8:05 pm EDT Apr 10, 2026
8pm EDT Apr 10, 2026-6pm EDT Apr 17, 2026
 
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Additional Resources

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