Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28° N Lon: 74.82° W Elev: 210 ft.

Overcast

71°F

22°C

Humidity 79%
Wind Speed NE 3 mph
Barometer 30.09 in (1018.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Jul 7:53 am EDT
Detailed forecast for

Mercer County

Today
Mostly cloudy with a chance of showers. A chance of thunderstorms this afternoon. Highs in the lower 80s. Southeast winds around 5 mph. Chance of rain 50 percent.
Tonight
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Humid with lows around 70. Southeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.
Sunday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Southwest winds 5 to 10 mph. Chance of rain 50 percent.
Sunday Night
Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly clear after midnight. Humid with lows in the mid 60s. Northwest winds 5 to 10 mph. Chance of rain 50 percent.
Monday
Sunny. Highs in the lower 80s. Northwest winds around 5 mph.
Monday Night
Mostly clear. Lows around 60.
Tuesday
Sunny. Highs in the lower 80s.
Tuesday Night
Mostly clear. Lows in the lower 60s.
Wednesday
Mostly sunny. Hot with highs in the mid 80s.
Wednesday Night
Partly cloudy. Lows in the upper 60s.
Thursday
Mostly sunny. Hot with highs in the lower 90s.
Thursday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the lower 70s.
Friday
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 30 percent.



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400 AM EDT Sat Jul 19 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database