Heavy Rainfall Moves into the Mid-Atlantic and Northeast

A slow moving cold front will gradually progress through the Mid-Atlantic and Northeast through Friday with possible severe weather and heavy rainfall which may bring flash flooding. The trailing end of the cold front will bring daily rounds of strong thunderstorms capable of producing locally heavy downpours over South Florida. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

73°F

23°C

Humidity 81%
Wind Speed SE 16 G 22 mph
Barometer 29.86 in (1010.8 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 23 Sep 5:51 am EDT
Extended Forecast for

Catasauqua PA

Flash Flood Watch September 23, 08:00am until September 24, 02:00am
Click here for hazard details and duration
Flash Flood Watch
  • Today

    Today: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9am. Some of the storms could produce gusty winds.  High near 73. Southeast wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Showers

    High: 73 °F

  • Tonight

    Tonight: Showers, mainly before midnight.  Low around 53. West wind around 5 mph.  Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.

    Showers then
    Chance
    Showers

    Low: 53 °F

  • Friday

    Friday: Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.

    Sunny

    High: 70 °F

  • Friday
    Night

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

    Mostly 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: Partly cloudy, with a low around 52.

    Partly Cloudy

    Low: 52 °F

  • Sunday

    Sunday: Sunny, with a high near 70.

    Sunny

    High: 70 °F

  • Sunday
    Night

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

    Mostly Clear

    Low: 50 °F

  • Monday

    Monday: Sunny, with a high near 71.

    Sunny

    High: 71 °F

Detailed Forecast

Today
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9am. Some of the storms could produce gusty winds. High near 73. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Tonight
Showers, mainly before midnight. Low around 53. West wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between three quarters and one inch possible.
Friday
Sunny, with a high near 70. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Mostly 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
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 70.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 51.
Tuesday
A chance of showers. Mostly sunny, with a high near 74. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 54. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 70.
Click Map For Forecast
Point Forecast:
Catasauqua PA
 40.66°N 75.46°W (Elev. 299 ft)
5:29 am EDT Sep 23, 2021
6am EDT Sep 23, 2021-6pm EDT Sep 29, 2021
 
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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