Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Partly Cloudy

79°F

26°C

Humidity 56%
Wind Speed Vrbl 3 mph
Barometer 30.24 in (1023.2 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 13 Jul 11:53 am EDT
Extended Forecast for

Princeton NJSimilar City Names

Extreme Heat Watch July 15, 10:00am until July 15, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch
  • This Afternoon

    This Afternoon: Sunny, with a high near 86. Southwest wind around 5 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 63. South wind around 5 mph.

    Low: 63 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 92. West wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Southwest wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 98. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 98 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. Southwest wind around 5 mph.
Tonight
Mostly clear, with a low around 63. South wind around 5 mph.
Tuesday
Sunny, with a high near 92. West wind 5 to 10 mph.
Tuesday Night
Mostly clear, with a low around 71. Southwest wind 5 to 10 mph.
Wednesday
Sunny and hot, with a high near 98. West wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 71.
Thursday
Mostly sunny, with a high near 91.
Thursday Night
Partly cloudy, with a low around 68.
Friday
Sunny, with a high near 90.
Friday Night
Partly cloudy, with a low around 68.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Princeton NJSimilar City Names
 40.35°N 74.67°W (Elev. 190 ft)
4:08 am EDT Jul 13, 2026
12pm EDT Jul 13, 2026-6pm EDT Jul 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database