Briefing for Heat, Severe Storm, and Flash Flood Risks through Thursday

Dangerously hot and humid conditions are expected through Wednesday. There is also a threat of isolated severe thunderstorms on Wednesday. Flash flooding from locally heavy rainfall is possible on Thursday. See this briefing for details on these hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

93°F

34°C

Humidity	45%
Wind Speed	S 8 mph
Barometer	29.96 in
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	98°F (37°C)
Last update	30 Jul 4:35 pm EDT

More Information:

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

Extended Forecast for

Villanova PA

Flood Watch July 31, 02:00pm until August 1, 06:00am

Heat Advisory July 30, 04:55pm until July 30, 08:00pm

Click here for hazard details and duration

Flood Watch

...

Heat Advisory July 30, 04:55pm until July 30, 08:00pm
NOW until 8:00pm Wed
Heat Advisory
Tonight
Low: 75 °F
Mostly Clear
Thursday
High: 87 °F
Chance
T-storms then
Heavy Rain
Thursday Night
Low: 65 °F
Heavy Rain
Friday
High: 70 °F
Showers
Likely
Friday Night
Low: 61 °F
Chance
Showers
Saturday
High: 78 °F
Sunny
Saturday Night
Low: 59 °F
Mostly Clear
Sunday
High: 83 °F
Sunny

Detailed Forecast

Tonight

Mostly clear, with a low around 75. Southwest wind around 5 mph becoming calm in the evening.

Thursday

Showers and thunderstorms likely before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then showers and thunderstorms likely after 4pm. Some of the storms could produce heavy rainfall. High near 87. Southeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Thursday Night

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8pm. Some of the storms could produce heavy rainfall. Low around 65. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

Friday

Showers likely and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 70. North wind around 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night

A chance of showers, mainly before 8pm. Partly cloudy, with a low around 61. North wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

Saturday

Sunny, with a high near 78.

Saturday Night

Mostly clear, with a low around 59.

Sunday

Sunny, with a high near 83.

Sunday Night

Partly cloudy, with a low around 61.

Monday

Mostly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 64.