Dangerous Heat and Humidity Through Saturday

Dangerously hot and humid conditions are expected to build through Saturday. Additionally, there will be a threat of thunderstorms Friday through Sunday. View this briefing for details. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

78°F

26°C

Humidity	94%
Wind Speed	W 3 mph
Barometer	30.03 in
Dewpoint	76°F (24°C)
Visibility	10.00 mi
Heat Index	81°F (27°C)
Last update	2 Jul 5:55 am EDT

More Information:

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

Extended Forecast for

Radnor Township PA

Extreme Heat Warning July 2, 06:09am until July 4, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Extreme Heat Warning July 2, 06:09am until July 4, 08:00pm
NOW until 8:00pm Sat
Extreme Heat Warning
Today
High: 101 °F
Hot
Tonight
Low: 80 °F
Clear
Friday
High: 100 °F
Sunny then
Isolated
T-storms
Friday Night
Low: 79 °F
Isolated
T-storms
Independence Day
High: 98 °F
Sunny then
Chance
T-storms
Saturday Night
Low: 74 °F
Chance
T-storms then
Chance
Showers
Sunday
High: 92 °F
Mostly Sunny
then Showers
Likely
Sunday Night
Low: 70 °F
Showers
Likely

Detailed Forecast

Today

Sunny and hot, with a high near 101. Heat index values as high as 108. West wind around 5 mph.

Tonight

Clear, with a low around 80. Southwest wind around 5 mph.

Friday

Isolated showers and thunderstorms after 3pm. Sunny and hot, with a high near 100. Heat index values as high as 107. West wind 5 to 10 mph. Chance of precipitation is 20%.

Friday Night

Isolated showers and thunderstorms before 2am. Mostly clear, with a low around 79. West wind around 5 mph. Chance of precipitation is 20%.

Independence Day

A chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 98. West wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 60%.

Sunday Night

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

Monday

A chance of showers, then showers and possibly a thunderstorm after 2pm. High near 85. Chance of precipitation is 80%.

Monday Night

Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 67. Chance of precipitation is 80%.

Tuesday

Partly sunny, with a high near 84.

Tuesday Night

Partly cloudy, with a low around 66.

Wednesday

Mostly sunny, with a high near 81.