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

Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

47°F

8°C

Humidity 71%
Wind Speed S 7 mph
Barometer 30.30 in (1025.5 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 12 Apr 11:53 pm EDT
Extended Forecast for

2 Miles SW Hopewell NJ

  • Overnight

    Overnight: Mostly cloudy, with a low around 48. South wind around 5 mph.

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 79 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 58. West wind around 5 mph.

    Low: 58 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 48. South wind around 5 mph.
Monday
Partly sunny, with a high near 79. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 58. West wind around 5 mph.
Tuesday
Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 89.
Wednesday Night
Mostly cloudy, with a low around 64.
Thursday
Partly sunny, with a high near 88.
Thursday Night
Mostly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly cloudy, with a low around 59.
Sunday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Hopewell NJ
 40.36°N 74.79°W (Elev. 184 ft)
Last Update:
4:11 pm EDT Apr 12, 2026
Forecast Valid:
12am EDT Apr 13, 2026-6pm EDT Apr 19, 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