Heavy Rain and Possible Flash Flooding in the Northeast and Northern Mid-Atlantic

A strong cold front will push through the Eastern U.S. today with strong thunderstorms, heavy rain and possible flooding. The main zone for these hazards will be from portions of the Mid-Atlantic into parts of the Northeast, as a tremendous amount of moisture interacts with the cold front. This includes a portion of the I-95 corridor from Baltimore to Philadelphia and New York City. Read More >

Current conditions at

Philadelphia - Wings Field Airport (KLOM)

Lat: 40.14°NLon: 75.27°WElev: 282ft.

Rain Fog/Mist

70°F

21°C

Humidity 94%
Wind Speed SW 7 mph
Barometer 29.85 in
Dewpoint 68°F (20°C)
Visibility 3.50 mi
Last update 23 Sep 2:55 pm EDT
Extended Forecast for

Blue Bell PA

Flash Flood Watch until September 24, 02:00am
Flood Advisory until September 23, 04:00pm
Flash Flood Warning until September 23, 04:30pm
Click here for hazard details and duration
Flash Flood Watch
Flood Advisory
Flash Flood Warning
  •  
    Flash Flood Watch until September 24, 02:00am
    Flood Advisory until September 23, 04:00pm
    Flash Flood Warning until September 23, 04:30pm

    NOW: Multiple
    hazards in effect

    Click HERE for Details

  • This
    Afternoon

    This Afternoon: Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain.  High near 78. Southeast wind around 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Heavy Rain

    High: 78 °F

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could produce gusty winds and heavy rain.  Low around 55. West wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.

    Heavy Rain
    then Chance
    Showers

    Low: 55 °F

  • Friday

    Friday: Sunny, with a high near 71. West wind 5 to 10 mph.

    Sunny

    High: 71 °F

  • Friday
    Night

    Friday Night: Clear, with a low around 49. West wind around 5 mph becoming calm  in the evening.

    Clear

    Low: 49 °F

  • Saturday

    Saturday: Sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.

    Sunny

    High: 73 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 52.

    Mostly Clear

    Low: 52 °F

  • Sunday

    Sunday: Sunny, with a high near 72.

    Sunny

    High: 72 °F

  • Sunday
    Night

    Sunday Night: Mostly clear, with a low around 50.

    Mostly Clear

    Low: 50 °F

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Some of the storms could produce gusty winds and heavy rain. High near 78. Southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 11pm, then a chance of showers. Some of the storms could produce gusty winds and heavy rain. Low around 55. West wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Sunny, with a high near 71. West wind 5 to 10 mph.
Friday Night
Clear, with a low around 49. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 73. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 72.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Mostly sunny, with a high near 76.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 56. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 71.
Click Map For Forecast
Point Forecast:
Blue Bell PA
 40.15°N 75.26°W (Elev. 299 ft)
1:11 pm EDT Sep 23, 2021
3pm EDT Sep 23, 2021-6pm EDT Sep 30, 2021
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database