
Multiple rounds of storms through Thursday
A briefing on the multiple rounds of storms through Thursday, September 3. Read More >
Hazardous Weather Conditions
Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Overcast
71°F
22°C
| Humidity | 90% |
| Wind Speed | Calm |
| Barometer | 30.13 in (1019.6 mb) |
| Dewpoint | 68°F (20°C) |
| Visibility | 10.00 mi |
| Last update | 2 Sep 12:53 pm EDT |
Extended Forecast for
Washington Crossing PA
Heat Advisory September 3, 11:00am until September 3, 08:00pm
This Afternoon

High: 77 °F
Chance
ShowersTonight

Low: 67 °F
T-storms
LikelyThursday

High: 89 °F
Chance
T-stormsThursday Night

Low: 70 °F
Chance
T-stormsFriday
High: 86 °F
Mostly Sunny
then Chance
ShowersFriday Night
Low: 61 °F
Chance
Showers then
Mostly ClearSaturday

High: 81 °F
Sunny
Saturday Night

Low: 58 °F
Mostly Clear
Sunday

High: 77 °F
Sunny
Detailed Forecast
This Afternoon
A chance of showers, mainly before 4pm. Cloudy, with a high near 77. East wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers and thunderstorms likely, mainly after 1am. Cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, mainly after 3pm. Cloudy, then gradually becoming mostly sunny, with a high near 89. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 70. West wind around 5 mph becoming calm. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 86. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 57.
Labor Day
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Washington Crossing PA
40.3°N 74.88°W (Elev. 56 ft)
40.3°N 74.88°W (Elev. 56 ft)
12:19 pm EDT Sep 2, 2026
1pm EDT Sep 2, 2026-6pm EDT Sep 8, 2026



