National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Isolated severe thunderstorm gusts and a couple of tornadoes will be possible from southeast New Mexico into west Texas. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

61°F

16°C

Humidity 87%
Wind Speed W 3 mph
Barometer 29.98 in (1014.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 29 Sep 5:51 am EDT
Extended Forecast for

Allentown PA

  • Today

    Today: Partly sunny, with a high near 74. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Calm wind becoming west around 5 mph.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.

    High: 73 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 74. Calm wind becoming northwest around 5 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 54. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 78. Calm wind becoming west around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 60. Calm wind.
Thursday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 63.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly cloudy, with a low around 59.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Sunday
Showers likely. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Allentown PA
 40.59°N 75.47°W (Elev. 299 ft)
Last Update:
4:09 am EDT Sep 29, 2026
Forecast Valid:
6am EDT Sep 29, 2026-6pm EDT Oct 5, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation