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

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fog/Mist

37°F

3°C

Humidity 96%
Wind Speed SE 3 mph
Barometer 30.26 in (1024.9 mb)
Dewpoint 36°F (2°C)
Visibility 3.00 mi
Last update 7 Mar 5:51 am EST
Extended Forecast for

Belfast PA

  • Today

    Today: A slight chance of rain before 7am. Areas of dense fog before noon. Otherwise, mostly cloudy, with a high near 47. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Rain and
    Areas Dense
    Fog then
    Mostly Cloudy

  • Tonight

    Tonight: Showers likely, mainly between 9pm and 1am. Mostly cloudy, with a temperature rising to around 53 by 5am. South wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 46 °F⇑

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 63. West wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 63 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West wind around 5 mph becoming calm after midnight.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 66. Light west wind becoming southwest 10 to 15 mph in the morning.

    High: 66 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers. Cloudy, with a high near 72. Chance of precipitation is 50%.

    High: 72 °F

    Chance
    Showers

Detailed Forecast

Today
A slight chance of rain before 7am. Areas of dense fog before noon. Otherwise, mostly cloudy, with a high near 47. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 20%.
Tonight
Showers likely, mainly between 9pm and 1am. Mostly cloudy, with a temperature rising to around 53 by 5am. South wind around 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
A slight chance of showers between 7am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 63. West wind 10 to 15 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 38. West wind around 5 mph becoming calm after midnight.
Monday
Sunny, with a high near 66. Light west wind becoming southwest 10 to 15 mph in the morning.
Monday Night
Mostly clear, with a low around 45.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
A chance of showers. Cloudy, with a high near 72. Chance of precipitation is 50%.
Wednesday Night
Showers likely. Cloudy, with a low around 44. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 57. Breezy. Chance of precipitation is 40%.
Thursday Night
Mostly cloudy, with a low around 27.
Friday
Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Belfast PA
 40.79°N 75.26°W (Elev. 554 ft)
Last Update:
4:09 am EST Mar 7, 2026
Forecast Valid:
6am EST Mar 7, 2026-6pm EDT Mar 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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