National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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 >

Hazardous Weather Conditions

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

80°F

27°C

Humidity 69%
Wind Speed SW 8 mph
Barometer 29.94 in (1013.5 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 14 Jul 10:51 pm 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

  • Tonight

    Tonight: Mostly clear, with a low around 73. West wind around 5 mph.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 97 °F

    Sunny then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 66. West wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

    Low: 66 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 73. West wind around 5 mph.
Wednesday
A slight chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 103. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms, mainly between 7pm and 8pm. Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly sunny, with a high near 93. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 66. West wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 89.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 87.
Monday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 86. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Tatamy PA
 40.75°N 75.27°W (Elev. 400 ft)
Last Update:
5:58 pm EDT Jul 14, 2026
Forecast Valid:
11pm EDT Jul 14, 2026-6pm EDT Jul 21, 2026
 
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