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

Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Overcast

79°F

26°C

Humidity 74%
Wind Speed S 7 mph
Barometer 30.10 in (1018.8 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 13 Jul 11:51 am EDT
Extended Forecast for

Bethlehem PA

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 30%.

    High: 88 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 9am. High near 87. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Heavy Rain
    and Patchy
    Fog then
    Heavy Rain

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 5am, then a chance of showers after 5am. Some of the storms could produce heavy rainfall. Low around 71. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Heavy Rain
    then Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 90. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 72 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.

    High: 90 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 91. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. East wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 9am. High near 87. South wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 5am, then a chance of showers after 5am. Some of the storms could produce heavy rainfall. Low around 71. Calm wind. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly cloudy, with a high near 90. Calm wind. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 72. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely and possibly a thunderstorm, mainly after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Thursday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 91. Chance of precipitation is 70%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 88. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bethlehem PA
 40.63°N 75.38°W (Elev. 299 ft)
Last Update:
4:11 am EDT Jul 13, 2025
Forecast Valid:
12pm EDT Jul 13, 2025-6pm EDT Jul 19, 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