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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

Philadelphia, Philadelphia International Airport (KPHL)

Lat: 39.87°NLon: 75.23°WElev: 7ft.

Mostly Cloudy

30°C

86°F

Humidity 63%
Wind Speed S 11 km/h
Barometer 1015.7 mb (30.00 in)
Dewpoint 22°C (72°F)
Visibility 14 km
Heat Index33°C (92°F)
Last update 20 Jul 9:54 am EDT
Extended Forecast for

Philadelphia PA

Excessive Heat Warning July 20, 12:00pm until July 21, 08:00pm
Click here for hazard details and duration
Excessive Heat Warning
  • Today

    Today: A slight chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 36. Heat index values as high as 40. West wind 5 to 11 km/h.  Chance of precipitation is 20%.

    Slight Chance
    T-storms

    High: 36 °C

  • Tonight

    Tonight: Partly cloudy, with a low around 25. Southwest wind 10 to 13 km/h.

    Partly Cloudy

    Low: 25 °C

  • Friday

    Friday: Mostly sunny and hot, with a high near 36. Northwest wind 10 to 13 km/h.

    Hot

    High: 36 °C

  • Friday
    Night

    Friday Night: A slight chance of showers and thunderstorms after 3am.  Partly cloudy, with a low around 24. Northwest wind 5 to 10 km/h becoming calm  after midnight.  Chance of precipitation is 20%.

    Partly Cloudy
    then Slight
    Chance
    T-storms

    Low: 24 °C

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 9am.  Partly sunny, with a high near 33. Calm wind.  Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 33 °C

  • Saturday
    Night

    Saturday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 23. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    Low: 23 °C

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 32. Chance of precipitation is 50%.

    Chance
    T-storms

    High: 32 °C

  • Sunday
    Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 23. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 23 °C

  • Monday

    Monday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 31. Chance of precipitation is 40%.

    Chance
    T-storms

    High: 31 °C

Detailed Forecast

Today
A slight chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 36. Heat index values as high as 40. West wind 5 to 11 km/h. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 25. Southwest wind 10 to 13 km/h.
Friday
Mostly sunny and hot, with a high near 36. Northwest wind 10 to 13 km/h.
Friday Night
A slight chance of showers and thunderstorms after 3am. Partly cloudy, with a low around 24. Northwest wind 5 to 10 km/h becoming calm after midnight. Chance of precipitation is 20%.
Saturday
A chance of showers and thunderstorms, mainly after 9am. Partly sunny, with a high near 33. Calm wind. Chance of precipitation is 40%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 23. Chance of precipitation is 50%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 32. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 31. Chance of precipitation is 40%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 21. Chance of precipitation is 40%.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 29. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 28.
Click Map For Forecast
Point Forecast:
Philadelphia PA
 39.96°N 75.16°W (Elev. 8 m)
9:34 am EDT Jul 20, 2017
11am EDT Jul 20, 2017-6pm EDT Jul 26, 2017
 
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