
Severe Thunderstorms and Heat Impact July 4th Weekend
A threat for severe thunderstorms will impact the July 4th weekend, bringing the potential for damaging wind gusts and localized flash flooding through Sunday. Hazardous heat continues into Sunday as well. Read More >
Hazardous Weather Conditions
Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
A Few Clouds
73°F
23°C
| Humidity | 94% |
| Wind Speed | N 5 mph |
| Barometer | 29.94 in (1012.9 mb) |
| Dewpoint | 71°F (22°C) |
| Visibility | 10.00 mi |
| Last update | 5 Jul 12:53 am EDT |
Extended Forecast for
3 Miles NNE White Horse NJ
Heat Advisory July 5, 08:00am until July 5, 08:00pm
Overnight

Low: 72 °F
Chance
Showers and
Patchy FogSunday
High: 87 °F
Mostly Sunny
then Chance
T-stormsSunday Night
Low: 69 °F
Heavy Rain
then ShowersMonday

High: 78 °F
Heavy Rain
Monday Night

Low: 65 °F
Heavy Rain
Tuesday

High: 80 °F
Showers
LikelyTuesday Night
Low: 62 °F
Chance
T-storms then
Chance
ShowersWednesday

High: 83 °F
Mostly Sunny
Wednesday Night

Low: 65 °F
Partly Cloudy
Detailed Forecast
Overnight
A chance of showers, mainly before 3am. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny, with a high near 87. Calm wind becoming east around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Some of the storms could produce heavy rainfall. Low around 69. East wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 78. East wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday Night
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 65. Northeast wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Tuesday
Showers likely and possibly a thunderstorm before 8am, then showers likely between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 65.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 69.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 91. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNE White Horse NJ
40.24°N 74.69°W (Elev. 85 ft)
40.24°N 74.69°W (Elev. 85 ft)
11:26 pm EDT Jul 4, 2026
1am EDT Jul 5, 2026-6pm EDT Jul 11, 2026



