Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Harrisburg, Capital City Airport (KCXY)

Lat: 40.22°NLon: 76.86°WElev: 335ft.

Fair

89°F

32°C

Humidity 48%
Wind Speed S 8 mph
Barometer 29.93 in (1013.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index92°F (33°C)
Last update 24 Jul 7:56 pm EDT
Extended Forecast for

3 Miles ESE Marysville PA

Heat Advisory July 25, 03:00pm until July 25, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 2am.  Mostly cloudy, with a low around 74. Southwest wind 3 to 5 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 74 °F

  • Monday

    Monday: Showers and thunderstorms likely, mainly after 2pm. Some of the storms could produce gusty winds and heavy rain.  Partly sunny and hot, with a high near 96. Heat index values as high as 103. West wind 5 to 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Heavy Rain

    High: 96 °F

  • Monday
    Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm.  Mostly cloudy, with a low around 74. West wind 3 to 6 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 then
    Slight Chance
    T-storms

    Low: 74 °F

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. Northwest wind 5 to 7 mph.

    Hot

    High: 94 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 71. West wind around 5 mph becoming calm  in the evening.

    Partly Cloudy

    Low: 71 °F

  • Wednesday

    Wednesday: Mostly sunny and hot, with a high near 95.

    Hot

    High: 95 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Partly Cloudy

    Low: 71 °F

  • Thursday

    Thursday: Partly sunny and hot, with a high near 94.

    Hot

    High: 94 °F

  • Thursday
    Night

    Thursday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 73. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 73 °F

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 74. Southwest wind 3 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms likely, mainly after 2pm. Some of the storms could produce gusty winds and heavy rain. Partly sunny and hot, with a high near 96. Heat index values as high as 103. West wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 74. West wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny and hot, with a high near 94. Northwest wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 71. West wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny and hot, with a high near 95.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Partly sunny and hot, with a high near 94.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 72. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Click Map For Forecast
Point Forecast:
3 Miles ESE Marysville PA
 40.32°N 76.89°W (Elev. 381 ft)
6:31 pm EDT Jul 24, 2016
8pm EDT Jul 24, 2016-6pm EDT Jul 31, 2016
 
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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