Widespread Damaging Winds Likely in the Northern Plains; Heat Continues in the Central and Southeast U.S.

Severe thunderstorms, heavy rainfall, and flooding are possible from the northern Rockies into the Upper Midwest. A derecho is likely across portions of the northern Plains, with several gusts expected to exceed 75 mph. Extreme heat is expected to intensify across much of the Southeast and Tennessee Valley, continuing through much of this week. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia, Northeast Philadelphia Airport (KPNE)

Lat: 40.08°NLon: 75.01°WElev: 118ft.

Fair

78°F

26°C

Humidity	82%
Wind Speed	NW 5 mph
Barometer	30.01 in (1016.1 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	29 Jul 2:54 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Cheltenham PA

Heat Advisory July 29, 03:01am until July 30, 08:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory July 29, 03:01am until July 30, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
Overnight
Low: 73 °F
Clear
Tuesday
High: 98 °F
Hot
Tuesday Night
Low: 75 °F
Mostly Clear
Wednesday
High: 97 °F
Hot
Wednesday Night
Low: 74 °F
Chance
T-storms
Thursday
High: 83 °F
Chance
T-storms then
Showers
Likely
Thursday Night
Low: 67 °F
Showers
Likely
Friday
High: 76 °F
Chance
Showers

Detailed Forecast

Overnight

Clear, with a low around 73. Calm wind.

Tuesday

Sunny and hot, with a high near 98. Heat index values as high as 103. Calm wind becoming west around 5 mph in the afternoon.

Tuesday Night

Mostly clear, with a low around 75. Southwest wind around 5 mph.

Wednesday

Sunny and hot, with a high near 97. Heat index values as high as 102. Light southwest wind increasing to 5 to 10 mph in the afternoon.

Wednesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Southwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

Thursday Night

Showers likely and possibly a thunderstorm. Cloudy, with a low around 67. Chance of precipitation is 70%.

Friday

A chance of showers. Mostly cloudy, with a high near 76. Chance of precipitation is 40%.

Friday Night

Partly cloudy, with a low around 62.

Saturday

Sunny, with a high near 80.

Saturday Night

Mostly clear, with a low around 60.

Sunday

Sunny, with a high near 83.