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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 >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

A Few Clouds

92°F

33°C

Humidity 49%
Wind Speed W 10 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 20 Jul 2:56 pm EDT
Extended Forecast for

Harrisburg PA

Heat Advisory until July 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until July 20, 08:00pm

    NOW until
    8:00pm Thu

    Heat Advisory

  • This
    Afternoon

    This Afternoon: Mostly sunny and hot, with a high near 95. Heat index values as high as 100. West wind around 7 mph.

    Hot

    High: 95 °F

  • Tonight

    Tonight: A slight chance of showers and thunderstorms after 10pm.  Partly cloudy, with a low around 74. West wind around 6 mph.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 74 °F

  • Friday

    Friday: Mostly sunny and hot, with a high near 92. Northwest wind around 7 mph.

    Hot

    High: 92 °F

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    Low: 70 °F

  • Saturday

    Saturday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 86. Light and variable wind.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    Showers then
    Chance
    T-storms

    High: 86 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then showers and thunderstorms likely after 8pm.  Mostly cloudy, with a low around 73. 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: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 88. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 88 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 72. Chance of precipitation is 50%.

    Chance
    T-storms

    Low: 72 °F

Detailed Forecast

This Afternoon
Mostly sunny and hot, with a high near 95. Heat index values as high as 100. West wind around 7 mph.
Tonight
A slight chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 74. West wind around 6 mph. Chance of precipitation is 20%.
Friday
Mostly sunny and hot, with a high near 92. Northwest wind around 7 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Light and variable wind. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then showers and thunderstorms likely after 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%.
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
Click Map For Forecast
Point Forecast:
Harrisburg PA
 40.28°N 76.87°W (Elev. 394 ft)
2:59 pm EDT Jul 20, 2017
3pm EDT Jul 20, 2017-6pm EDT Jul 27, 2017
 
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