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Briefing for Impacts from Hurricane Erin through Friday

Hurricane Erin is expected to bring several coastal and marine hazards to the coasts of New Jersey and Delaware through Friday. Widespread coastal flooding, high surf, high risk of rip currents, beach erosion, and dangerous marine conditions are forecast. View this briefing for details on these threats. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fog/Mist

64°F

18°C

Humidity 96%
Wind Speed NE 13 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 63°F (17°C)
Visibility 6.00 mi
Last update 20 Aug 6:51 pm EDT
Extended Forecast for

Emmaus PA

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms after 10pm. Cloudy, with a low around 59. Northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 8am. Mostly cloudy, with a high near 72. Northeast wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming clear, with a low around 57. North wind around 10 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 82. North wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 59. West wind around 5 mph becoming calm.

    Low: 59 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 10pm, then a chance of showers and thunderstorms after 10pm. Cloudy, with a low around 59. Northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly before 8am. Mostly cloudy, with a high near 72. Northeast wind 10 to 15 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly cloudy, then gradually becoming clear, with a low around 57. North wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny, with a high near 82. North wind 5 to 10 mph.
Friday Night
Clear, with a low around 59. West wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 82.
Saturday Night
Partly cloudy, with a low around 64.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Emmaus PA
 40.55°N 75.48°W (Elev. 528 ft)
Last Update:
4:10 pm EDT Aug 20, 2025
Forecast Valid:
7pm EDT Aug 20, 2025-6pm EDT Aug 27, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation