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.

A Few Clouds

34°F

1°C

Humidity 67%
Wind Speed W 14 G 33 mph
Barometer 29.59 in (1001.9 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 17 Mar 2:51 am EDT
Extended Forecast for

2 Miles NE Mertztown PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 29. Breezy, with a west wind around 25 mph, with gusts as high as 40 mph.

    Low: 29 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Partly sunny, with a high near 36. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 36 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming clear, with a low around 22. West wind 10 to 15 mph.

    Low: 22 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Mostly sunny, with a high near 39. West wind 5 to 10 mph.

    High: 39 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 28. South wind around 5 mph.

    Low: 28 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain after 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 29. Breezy, with a west wind around 25 mph, with gusts as high as 40 mph.
Tuesday
Partly sunny, with a high near 36. Breezy, with a west wind 20 to 25 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, then gradually becoming clear, with a low around 22. West wind 10 to 15 mph.
Wednesday
Mostly sunny, with a high near 39. West wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 28. South wind around 5 mph.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 55.
Friday Night
A chance of rain after 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 40%.
Saturday
A chance of rain. Partly sunny, with a high near 53. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 36. Chance of precipitation is 30%.
Sunday
Mostly cloudy, with a high near 54.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NE Mertztown PA
 40.5°N 75.66°W (Elev. 499 ft)
Last Update:
1:37 am EDT Mar 17, 2026
Forecast Valid:
3am EDT Mar 17, 2026-6pm EDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation