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

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

78°F

26°C

Humidity 62%
Wind Speed Calm
Barometer 30.02 in (1016.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 1 Jul 1:56 am EDT
Extended Forecast for

Paxtang PA

Heat Advisory July 3, 08:00pm until July 4, 08:00pm
Extreme Heat Warning July 1, 12:00pm until July 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning

  • Overnight

    Overnight: Partly cloudy, with a low around 73. South wind around 6 mph.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 6 mph in the afternoon.

    High: 100 °F

    Hot

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77. Light west wind.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 104. Heat index values as high as 111. Calm wind becoming west around 6 mph in the afternoon.

    High: 104 °F

    Hot

  • Thursday Night

    Thursday Night: Clear, with a low around 79. West wind around 6 mph becoming calm in the evening.

    Low: 79 °F

    Clear

  • Friday

    Friday: Sunny and hot, with a high near 103.

    High: 103 °F

    Hot

  • Friday Night

    Friday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Independence Day

    Independence Day: A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 30%.

    High: 100 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.

    Low: 74 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Partly cloudy, with a low around 73. South wind around 6 mph.
Wednesday
Sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 77. Light west wind.
Thursday
Sunny and hot, with a high near 104. Heat index values as high as 111. Calm wind becoming west around 6 mph in the afternoon.
Thursday Night
Clear, with a low around 79. West wind around 6 mph becoming calm in the evening.
Friday
Sunny and hot, with a high near 103.
Friday Night
Partly cloudy, with a low around 77.
Independence Day
A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 100. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny and hot, with a high near 97. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms. Partly sunny and hot, with a high near 92. Chance of precipitation is 50%.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Paxtang PA
 40.25°N 76.85°W (Elev. 387 ft)
Last Update:
2:52 am EDT Jul 1, 2026
Forecast Valid:
3am EDT Jul 1, 2026-6pm EDT Jul 7, 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