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

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 >

Hazardous Weather Conditions

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

Mostly Cloudy

54°F

12°C

Humidity 60%
Wind Speed N 13 G 23 mph
Barometer 30.28 in (1025.7 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 11 Apr 8:55 am EDT
Extended Forecast for

Annville PA

  • Today

    Today: Sunny, with a high near 62. North wind 10 to 13 mph, with gusts as high as 22 mph.

    High: 62 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 37. Light north wind.

    Low: 37 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 64. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

    High: 64 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. South wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of showers after 2pm. Mostly cloudy, with a high near 78. South wind 8 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Partly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 61 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 87.

    High: 87 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. North wind 10 to 13 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 37. Light north wind.
Sunday
Mostly sunny, with a high near 64. Light and variable wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 50. South wind 7 to 10 mph, with gusts as high as 20 mph.
Monday
A chance of showers after 2pm. Mostly cloudy, with a high near 78. South wind 8 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 58. Chance of precipitation is 30%.
Tuesday
Mostly 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 64.
Thursday
Partly sunny, with a high near 86.
Thursday Night
Mostly cloudy, with a low around 62.
Friday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Annville PA
 40.33°N 76.51°W (Elev. 404 ft)
Last Update:
8:06 am EDT Apr 11, 2026
Forecast Valid:
9am EDT Apr 11, 2026-6pm EDT Apr 17, 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