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

Heavy Rainfall for Portions of the West and Central U.S.; Monitoring Fire Weather Conditions for New England

Tropical moisture continues to flow across portions of the Great Basin, desert Southwest and California. Isolated instances of flash flooding remains possible. Meanwhile, a storm and associated frontal boundary will focus showers and thunderstorms for the center of the nation. For New England, dry and breezy conditions could enhance favorable fire weather conditions. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

70°F

21°C

Humidity 55%
Wind Speed NA
Barometer 30.24 in (1023.8 mb)
Dewpoint 53°F (12°C)
Visibility NA
Last update 20 Sep 7:51 pm EDT
Extended Forecast for

Lehigh Valley PA

  • Tonight

    Tonight: Mostly cloudy, with a low around 52. Northeast wind around 5 mph.

    Low: 52 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74. Northeast wind 5 to 10 mph.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 50. East wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 52. Northeast wind around 5 mph.
Sunday
Partly sunny, with a high near 74. Northeast wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 50. East wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 78. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly cloudy, with a low around 58. South wind around 5 mph.
Tuesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Wednesday
A chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 75. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lehigh Valley PA
 40.65°N 75.58°W (Elev. 482 ft)
Last Update:
7:37 pm EDT Sep 20, 2025
Forecast Valid:
8pm EDT Sep 20, 2025-6pm EDT Sep 27, 2025
 
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