Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

82°F

28°C

Humidity	76%
Wind Speed	S 7 mph
Barometer	29.87 in
Dewpoint	73°F (23°C)
Visibility	10.00 mi
Heat Index	88°F (31°C)
Last update	18 Jun 4:55 pm EDT

More Information:

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

Extended Forecast for

East Norriton PA

Severe T-storm Watch until June 18, 07:00pm

Heat Advisory June 19, 11:00am until June 19, 08:00pm

Click here for hazard details and duration

Severe T-storm Watch

Heat Advisory

Severe T-storm Watch until June 18, 07:00pm
NOW until 7:00pm Wed
Severe T-storm Watch
This Afternoon
High: 85 °F
Showers
Tonight
Low: 70 °F
Chance
T-storms then
Partly Cloudy
Juneteenth
High: 91 °F
Mostly Sunny
then T-storms
Likely
Thursday Night
Low: 65 °F
Chance
T-storms then
Partly Cloudy
Friday
High: 83 °F
Sunny
Friday Night
Low: 64 °F
Mostly Clear
Saturday
High: 88 °F
Mostly Sunny
Saturday Night
Low: 70 °F
Partly Cloudy

Detailed Forecast

This Afternoon

Showers and possibly a thunderstorm. High near 85. Southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Juneteenth

Showers and thunderstorms likely, mainly between 4pm and 5pm. Sunny, with a high near 91. Southwest wind 5 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 65. Southwest wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

Sunny, with a high near 83. Northwest wind around 10 mph.

Friday Night

Mostly clear, with a low around 64.

Saturday

Mostly sunny, with a high near 88.

Saturday Night

Partly cloudy, with a low around 70.

Sunday

Partly sunny, with a high near 91.

Sunday Night

Mostly clear, with a low around 73.