Risks of Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Fire Weather Concerns in Alaska and Southwest

An expansive storm system will bring widespread storms with a threat for flash flooding and severe weather to much of the central to eastern U.S. into early this week. Critical fire weather conditions are expected across interior Alaska this weekend. Elevated fire conditions also expected in the Southwest U.S.. Conditions will remain uncomfortably hot across the southern Plains and the Southeast. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Fair

62°F

17°C

Humidity 85%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 4:55 am EDT
Extended Forecast for

East Norriton PA

  • Today

    Today: Mostly sunny, with a high near 84. West wind 5 to 15 mph.

    High: 84 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 64. West wind 5 to 10 mph becoming east after midnight.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall.  High near 83. East wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Heavy Rain

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall.  Low around 63. South wind 5 to 10 mph becoming northwest after midnight.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 63 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers likely, mainly before 11am.  Partly sunny, with a high near 81. North wind 5 to 10 mph.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers before 11pm.  Partly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Thursday

    Thursday: A chance of showers after 2pm.  Mostly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 84. West wind 5 to 15 mph.
Tonight
Partly cloudy, with a low around 64. West wind 5 to 10 mph becoming east after midnight.
Monday
A chance of showers, then showers and possibly a thunderstorm after 11am. Some of the storms could produce heavy rainfall. High near 83. East wind around 10 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 63. South wind 5 to 10 mph becoming northwest after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday
Showers likely, mainly before 11am. Partly sunny, with a high near 81. North wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers before 11pm. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 62.
Thursday
A chance of showers after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Friday
A chance of showers. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 64.
Saturday
Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
East Norriton PA
 40.15°N 75.32°W (Elev. 217 ft)
4:07 am EDT Jun 21, 2026
5am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database