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Severe Thunderstorms With Heavy Rain Possible In The Upper Midwest; Excessive Heat For Central U.S.

Several rounds of strong to severe thunderstorms will be possible from the northern Plains and upper Midwest to the Great Lakes through Friday. Damaging winds, large hail, and flooding will be the primary threats with these storms. Excessive heat will grip the central Plains with heat indices approaching 105 to 110 degrees. Very hot and humid conditions are likely to expand into the Mid Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

77°F

25°C

Humidity 74%
Wind Speed W 5 mph
Barometer 29.92 in (1012.8 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Jul 4:56 am EDT
Extended Forecast for

Harrisburg PA

  • Today

    Today: Mostly sunny and hot, with a high near 92. West wind 3 to 6 mph.

    Hot

    High: 92 °F

  • Tonight

    Tonight: Partly cloudy, with a low around 70. Northwest wind 3 to 5 mph.

    Partly Cloudy

    Low: 70 °F

  • Saturday

    Saturday: A slight chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Slight Chance
    Showers then
    Chance
    T-storms

    High: 88 °F

  • Saturday
    Night

    Saturday Night: Showers and thunderstorms likely, mainly after 8pm.  Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm  after midnight.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    T-storms
    Likely

    Low: 73 °F

  • Sunday

    Sunday: Showers and thunderstorms likely.  Mostly cloudy, with a high near 87. West wind 5 to 8 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    High: 87 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 72 °F

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 88. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 88 °F

  • Monday
    Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 67. Chance of precipitation is 40%.

    Chance
    Showers

    Low: 67 °F

  • Tuesday

    Tuesday: A chance of showers.  Mostly sunny, with a high near 82. Chance of precipitation is 30%.

    Chance
    Showers

    High: 82 °F

Detailed Forecast

Today
Mostly sunny and hot, with a high near 92. West wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 70. Northwest wind 3 to 5 mph.
Saturday
A slight chance of showers between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 88. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly after 8pm. Mostly cloudy, with a low around 73. South wind around 5 mph becoming calm after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers and thunderstorms likely. Mostly cloudy, with a high near 87. West wind 5 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Tuesday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Harrisburg PA
 40.28°N 76.87°W (Elev. 394 ft)
4:08 am EDT Jul 21, 2017
5am EDT Jul 21, 2017-6pm EDT Jul 27, 2017
 
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