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Severe Thunderstorms With Heavy Rain from Great Lakes to Mid-Atlantic; Excessive Heat For Central/Southern U.S. to Mid-Atlantic

Severe thunderstorms are possible today into Sunday across the upper Great Lakes region to the northern Mid-Atlantic. Damaging winds, large hail, and flooding will be the primary threats with these storms. Meanwhile, dangerous heat will continue through Sunday across the central and southern U.S. into the Mid-Atlantic. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Northeast Philadelphia Airport (KPNE)

Lat: 40.08°NLon: 75.01°WElev: 118ft.

Partly Cloudy

92°F

33°C

Humidity 47%
Wind Speed Calm
Barometer 29.77 in (1007.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 22 Jul 4:54 pm EDT
Extended Forecast for

2 Miles NW Cornwells PA

  • This
    Afternoon

    This Afternoon: A chance of showers and thunderstorms. Some storms could be severe, with damaging winds and heavy rain.  Mostly cloudy, with a high near 92. South wind around 7 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Severe
    Thunderstorms

    High: 92 °F

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Some storms could be severe, with damaging winds and heavy rain.  Low around 72. South wind around 6 mph becoming west after midnight.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Severe
    Thunderstorms

    Low: 72 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 2pm.  Mostly cloudy, with a high near 86. North wind 5 to 7 mph becoming east in the afternoon.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 86 °F

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 7pm. Some of the storms could produce heavy rainfall.  Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    Low: 71 °F

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 88 °F

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. 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: 69 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83.

    Mostly Sunny

    High: 83 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 66.

    Partly Cloudy

    Low: 66 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 84.

    Mostly Sunny

    High: 84 °F

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Some storms could be severe, with damaging winds and heavy rain. Mostly cloudy, with a high near 92. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 1am. Some storms could be severe, with damaging winds and heavy rain. Low around 72. South wind around 6 mph becoming west after midnight. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly after 2pm. Mostly cloudy, with a high near 86. North wind 5 to 7 mph becoming east in the afternoon. Chance of precipitation is 30%. 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, then showers likely and possibly a thunderstorm after 7pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Southeast wind around 6 mph becoming calm after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Mostly sunny, with a high near 83.
Tuesday Night
Partly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 84.
Wednesday Night
Partly cloudy, with a low around 69.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 69.
Saturday
Mostly sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
2 Miles NW Cornwells PA
 40.09°N 74.98°W (Elev. 98 ft)
3:48 pm EDT Jul 22, 2017
5pm EDT Jul 22, 2017-6pm EDT Jul 29, 2017
 
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