Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

75°F

24°C

Humidity 74%
Wind Speed SW 7 mph
Barometer 29.91 in (1012.5 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 15 Jul 3:51 am EDT
Extended Forecast for

Tatamy PA

Heat Advisory July 15, 10:00am until July 15, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Mostly sunny and hot, with a high near 97. Heat index values as high as 104. West wind 5 to 15 mph.

    High: 97 °F

    Hot

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm.  Widespread smoke, mainly between 9pm and 1am. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Smoke

  • Thursday

    Thursday: Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 91. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 91 °F

    Smoke

  • Thursday Night

    Thursday Night: Widespread smoke, mainly before 7pm. Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 65 °F

    Smoke

  • Friday

    Friday: Mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms after 2am.  Mostly cloudy, with a low around 66. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am.  High near 83. Chance of precipitation is 80%.

    High: 83 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm, mainly before 2am.  Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 85.

    High: 85 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny and hot, with a high near 97. Heat index values as high as 104. West wind 5 to 15 mph.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Widespread smoke, mainly between 9pm and 1am. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Thursday
Widespread smoke, mainly after 2pm. Mostly sunny, with a high near 91. Light southwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Widespread smoke, mainly before 7pm. Mostly clear, with a low around 65. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 88. Calm wind.
Friday Night
A chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 80%.
Saturday Night
Showers and possibly a thunderstorm, mainly before 2am. Low around 66. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 85.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 86.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 50%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Tatamy PA
 40.75°N 75.27°W (Elev. 400 ft)
4:08 am EDT Jul 15, 2026
4am EDT Jul 15, 2026-6pm EDT Jul 21, 2026
 
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Additional Resources

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