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Severe Thunderstorms and Heavy Rain in Upper Midwest

A slow moving frontal boundary from the central Pains to the Upper Midwest will bring a potential for severe thunderstorms and heavy rain. Rain amounts of 1-3 inches, with locally heavier amounts can be expected. The threat of severe weather moves into the Ohio Valley and Northeast on Tuesday. Monsoon moisture continues to bring the threat of flash flooding to the Southwest and southern Rockies. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

73°F

23°C

Humidity 71%
Wind Speed Calm
Barometer 30.14 in (1020.6 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 20 Aug 8:56 pm EDT
Extended Forecast for

Penbrook PA

  • Tonight

    Tonight: Mostly clear, with a low around 64. Light south wind.

    Mostly Clear

    Low: 64 °F

  • Monday

    Monday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly sunny, with a high near 87. Calm wind becoming south around 6 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.

    Chance
    T-storms

    High: 87 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms, mainly before 8pm.  Partly cloudy, with a low around 70. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 70 °F

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly after 5pm.  Partly sunny, with a high near 89. Calm wind becoming southwest 5 to 8 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.

    Chance
    T-storms

    High: 89 °F

  • Tuesday
    Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am.  Mostly cloudy, with a low around 72. West wind around 6 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Chance
    T-storms then
    Showers
    Likely

    Low: 72 °F

  • Wednesday

    Wednesday: Showers likely before 8am.  Partly sunny, with a high near 81. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely then
    Mostly Sunny

    High: 81 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 61.

    Partly Cloudy

    Low: 61 °F

  • Thursday

    Thursday: Sunny, with a high near 77.

    Sunny

    High: 77 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 57.

    Mostly Clear

    Low: 57 °F

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Light south wind.
Monday
A chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 87. Calm wind becoming south around 6 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.
Monday Night
A chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 89. Calm wind becoming southwest 5 to 8 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.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 72. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely before 8am. Partly sunny, with a high near 81. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 76.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 76.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 78.
Click Map For Forecast
Point Forecast:
Penbrook PA
 40.27°N 76.84°W (Elev. 449 ft)
6:11 pm EDT Aug 20, 2017
9pm EDT Aug 20, 2017-6pm EDT Aug 27, 2017
 
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