Tropical Moisture Producing Heavy Rain in Portions of the Western U.S., Southeast Florida, and Puerto Rico and the U.S. Virgin Islands

Heavy rain and flash flooding will continue across portions of California, the Southwest, and parts of the Southern Rockies. Strong to locally severe thunderstorms and heavy rain will impact portions of the Plains and Mississippi Valley. Tropical moisture is causing heavy rainfall in southeast Florida, Puerto Rico and the Virgin Islands, Read More >

Current conditions at

Trenton-Mercer Airport (KTTN)

Lat: 40.28°NLon: 74.82°WElev: 210ft.

Fair

64°F

18°C

Humidity 81%
Wind Speed NW 3 mph
Barometer 29.96 in (1013.8 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 19 Sep 1:53 am EDT
Extended Forecast for

2 Miles ESE Morrisville PA

  • Overnight

    Overnight: Patchy fog after 4am.  Otherwise, clear, with a low around 59. Calm wind.

    Low: 59 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am.  Otherwise, sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. North wind around 5 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. East wind around 5 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. East wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog after 4am. Otherwise, clear, with a low around 59. Calm wind.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 87. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 58. North wind around 5 mph.
Saturday
Sunny, with a high near 76. East wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 56. East wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
A chance of showers. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Morrisville PA
 40.2°N 74.76°W (Elev. 7 ft)
4:44 pm EDT Sep 18, 2025
2am EDT Sep 19, 2025-6pm EDT Sep 25, 2025
 
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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