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

Briefing for Flash Flood and Severe Storm Risks through Tonight

Potentially significant flash flooding is possible this afternoon into tonight. Some isolated severe thunderstorms are also possible. See this briefing for details on these hazards. Read More >

Hazardous Weather Conditions

Current conditions at

Andover, Aeroflex-Andover Airport (K12N)

Lat: 41.01°NLon: 74.74°WElev: 584ft.

72°F

22°C

Humidity 94%
Wind Speed Vrbl 3 mph
Barometer 29.99 in (1014.8 mb)
Dewpoint 70°F (21°C)
Visibility NA
Last update 31 Jul 6:54 am EDT
Extended Forecast for

Belvidere NJ

Flood Watch July 31, 02:00pm until August 1, 06:00am
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 81. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Chance
    T-storms then
    Heavy Rain

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 11pm, then showers likely. Some of the storms could produce heavy rainfall. Low around 62. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    Low: 62 °F

    Heavy Rain

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 76. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 80. North wind around 5 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 5pm. Some of the storms could produce heavy rainfall. High near 81. Northeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and possibly a thunderstorm before 11pm, then showers likely. Some of the storms could produce heavy rainfall. Low around 62. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Friday
A chance of showers. Mostly cloudy, with a high near 76. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Partly cloudy, with a low around 57. North wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 80. North wind around 5 mph.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 86.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Belvidere NJ
 40.84°N 75.07°W (Elev. 312 ft)
Last Update:
4:11 am EDT Jul 31, 2025
Forecast Valid:
7am EDT Jul 31, 2025-6pm EDT Aug 6, 2025
 
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