Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

Current conditions at

Allentown, Lehigh Valley International Airport (KABE)

Lat: 40.65°NLon: 75.45°WElev: 384ft.

Fair

70°F

21°C

Humidity 55%
Wind Speed SW 6 mph
Barometer 30.18 in (1021.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 29 Aug 7:51 pm EDT
Extended Forecast for

Stewartsville NJ

  • Tonight

    Tonight: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 5pm.  Partly sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the afternoon.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm.  Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, mainly after 2pm.  Partly sunny, with a high near 83. Calm wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 83 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers, mainly before 2am.  Mostly cloudy, with a low around 67. Calm wind.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 67 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 69. Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers after 2pm.  Partly sunny, with a high near 86. Chance of precipitation is 40%.

    High: 86 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am.  Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

    Low: 69 °F

    Showers
    Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. Calm wind.
Sunday
A chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 83. Light south wind becoming southwest 5 to 10 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 83. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers, mainly before 2am. Mostly cloudy, with a low around 67. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%. 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. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Wednesday
A chance of showers after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Wednesday Night
A chance of showers before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Stewartsville NJ
 40.71°N 75.13°W (Elev. 528 ft)
4:09 pm EDT Aug 29, 2026
8pm EDT Aug 29, 2026-6pm EDT Sep 5, 2026
 
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Additional Resources

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