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Hazardous Weather Conditions

Current conditions at

Muir Army Air Field / Indiantown (KMUI)

Lat: 40.44°NLon: 76.56°WElev: 476ft.

A Few Clouds

94°F

34°C

Humidity 51%
Wind Speed Calm
Barometer 30.12 in (1019.7 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index104°F (40°C)
Last update 23 Jun 11:55 am EDT
Extended Forecast for

Annville PA

Extreme Heat Warning June 23, 12:40pm until June 25, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 23, 12:40pm until June 25, 08:00pm

    NOW until 8:00pm Wed

    Extreme Heat Warning

  • This Afternoon

    High: 98 °F

    Hot

  • Tonight

    Tonight: Mostly clear, with a low around 76. Light west wind.

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 98 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. Light northwest wind.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Chance
    T-storms

  • Thursday

    Thursday: Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.

    High: 90 °F

    Partly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    T-storms
    Likely

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 98. Heat index values as high as 107. West wind around 6 mph.
Tonight
Mostly clear, with a low around 76. Light west wind.
Tuesday
Sunny and hot, with a high near 98. Heat index values as high as 106. Calm wind becoming northwest around 6 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. Light northwest wind.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Annville PA
 40.33°N 76.51°W (Elev. 404 ft)
Last Update:
12:36 pm EDT Jun 23, 2025
Forecast Valid:
12pm EDT Jun 23, 2025-6pm EDT Jun 29, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation