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

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Light Rain Fog/Mist

52°F

11°C

Humidity 89%
Wind Speed NW 13 G 24 mph
Barometer 29.81 in (1009.6 mb)
Dewpoint 49°F (9°C)
Visibility 5.00 mi
Wind Chill48°F (9°C)
Last update 19 Apr 7:51 am EDT
Extended Forecast for

Fullerton PA

Freeze Watch April 21, 12:00am until April 21, 09:00am
Click here for hazard details and duration
Freeze Watch

  • Today

    Today: Showers, mainly before 1pm. High near 54. Northwest wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers then
    Showers
    Likely

  • Tonight

    Tonight: Increasing clouds, with a low around 37. West wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 49. Northwest wind 5 to 15 mph.

    High: 49 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph becoming light north after midnight.

    Low: 28 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 54 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

Detailed Forecast

Today
Showers, mainly before 1pm. High near 54. Northwest wind 10 to 15 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Increasing clouds, with a low around 37. West wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 49. Northwest wind 5 to 15 mph.
Monday Night
Mostly cloudy, then gradually becoming clear, with a low around 28. Northwest wind 5 to 10 mph becoming light north after midnight.
Tuesday
Sunny, with a high near 54. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 40. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers before 8am. Partly sunny, with a high near 65. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 43.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 46.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A chance of showers. Partly sunny, with a high near 68. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fullerton PA
 40.64°N 75.49°W (Elev. 358 ft)
Last Update:
6:03 am EDT Apr 19, 2026
Forecast Valid:
7am EDT Apr 19, 2026-6pm EDT Apr 25, 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