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.

Fair

77°F

25°C

Humidity 52%
Wind Speed S 14 mph
Barometer 29.70 in (1005.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 11 Mar 4:51 pm EDT
Extended Forecast for

Northampton PA

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms. Partly sunny, with a high near 75. Southwest wind around 15 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 41. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers
    Likely

  • Thursday

    Thursday: Rain and snow before 2pm, then a slight chance of snow between 2pm and 3pm. Temperature falling to around 40 by 11am. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 46 °F⇓

    Rain and
    Breezy then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 28. West wind 5 to 10 mph.

    Low: 28 °F

    Gradual
    Clearing

  • Friday

    Friday: Partly sunny, with a high near 47. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 47 °F

    Mostly Sunny
    then Partly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 49.

    High: 49 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 51.

    High: 51 °F

    Cloudy

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms. Partly sunny, with a high near 75. Southwest wind around 15 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms likely, mainly before 1am, then showers likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 41. Southwest wind around 10 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Rain and snow before 2pm, then a slight chance of snow between 2pm and 3pm. Temperature falling to around 40 by 11am. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 28. West wind 5 to 10 mph.
Friday
Partly sunny, with a high near 47. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
Cloudy, with a high near 51.
Sunday Night
Rain, mainly after 2am. Low around 43. Chance of precipitation is 90%.
Monday
Rain. High near 62. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 36.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Sunny, with a high near 37.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Northampton PA
 40.7°N 75.48°W (Elev. 489 ft)
Last Update:
4:10 pm EDT Mar 11, 2026
Forecast Valid:
5pm EDT Mar 11, 2026-6pm EDT Mar 18, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation