Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

46°F

8°C

Humidity 79%
Wind Speed SE 7 mph
Barometer 29.84 in (1010.5 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 22 Mar 8:51 am EDT
Extended Forecast for

Fullerton PA

  • Today

    Today: A chance of showers and thunderstorms after 5pm.  Partly sunny, with a high near 70. Southwest wind around 5 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then showers likely.  Low around 41. North wind around 5 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Showers

  • Monday

    Monday: A chance of showers, mainly before 7am.  Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 29. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. Northwest wind around 5 mph becoming west in the afternoon.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain after 2am.  Mostly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 8am, then a chance of rain after 2pm.  Mostly cloudy, with a high near 59. Chance of precipitation is 30%.

    High: 59 °F

    Chance Rain

Detailed Forecast

Today
A chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 70. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 4am, then showers likely. Low around 41. North wind around 5 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Monday
A chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 47. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 49. Northwest wind around 5 mph becoming west in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 54.
Wednesday Night
A chance of rain after 2am. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Thursday
A chance of rain before 8am, then a chance of rain after 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 30%.
Thursday Night
Rain likely, mainly after 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 70%.
Friday
Partly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 25.
Saturday
Sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Fullerton PA
 40.64°N 75.49°W (Elev. 358 ft)
9:12 am EDT Mar 22, 2026
9am EDT Mar 22, 2026-6pm EDT Mar 28, 2026
 
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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