Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

67°F

19°C

Humidity 84%
Wind Speed E 7 mph
Barometer 30.14 in (1020.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 16 Aug 7:51 am EDT
Extended Forecast for

Allentown PA

  • Today

    Today: A chance of showers, then showers and possibly a thunderstorm after 2pm.  Patchy fog before 9am. High near 79. Light east wind becoming south 5 to 10 mph in the morning.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Slight Chance
    Showers and
    Patchy Fog
    then Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms, mainly between 3am and 5am.  Patchy fog after 11pm. Low around 67. Southeast wind 5 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 66. Northwest wind around 5 mph becoming calm.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 2am.  Partly cloudy, with a low around 66. Chance of precipitation is 50%.

    Low: 66 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 2pm.  Partly sunny, with a high near 83. Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

Detailed Forecast

Today
A chance of showers, then showers and possibly a thunderstorm after 2pm. Patchy fog before 9am. High near 79. Light east wind becoming south 5 to 10 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 3am, then a chance of showers and thunderstorms, mainly between 3am and 5am. Patchy fog after 11pm. Low around 67. Southeast wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 66. Northwest wind around 5 mph becoming calm. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
Sunny, with a high near 86.
Wednesday Night
A chance of showers after 2am. Partly cloudy, with a low around 66. Chance of precipitation is 50%.
Thursday
A chance of showers before 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 82.
Friday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Allentown PA
 40.59°N 75.47°W (Elev. 299 ft)
4:09 am EDT Aug 16, 2026
8am EDT Aug 16, 2026-6pm EDT Aug 22, 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