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

Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

A Few Clouds

86°F

30°C

Humidity 45%
Wind Speed Calm
Barometer 30.10 in (1019.1 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 29 Jun 1:56 pm EDT
Extended Forecast for

3 Miles SE Landisburg PA

Extreme Heat Watch July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 86. Calm wind.

    High: 86 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 71. South wind around 6 mph.

    Low: 71 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 97. West wind 3 to 5 mph.

    High: 97 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 76.

    Low: 76 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

Detailed Forecast

This Afternoon
Partly sunny, with a high near 86. Calm wind.
Tonight
Partly cloudy, with a low around 67. Calm wind.
Tuesday
Sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 71. South wind around 6 mph.
Wednesday
Sunny and hot, with a high near 97. West wind 3 to 5 mph.
Wednesday Night
Mostly clear, with a low around 74.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Clear, with a low around 76.
Friday
Sunny and hot, with a high near 100.
Friday Night
A chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Independence Day
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 94. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Landisburg PA
 40.29°N 77.27°W (Elev. 699 ft)
Last Update:
2:21 pm EDT Jun 29, 2026
Forecast Valid:
2pm EDT Jun 29, 2026-6pm EDT Jul 5, 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