NimbocastIselin, NJ Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Iselin, Middlesex County, New Jersey.
Updated Jul 29, 2026, 5:08 PM local time · Radar refreshes every 5 minutes
☁️
Iselin
76°F
Wind 4 mph
Humidity 73%
Cloud cover 100%
UV index 6
Alerts 0
Active alerts
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No active National Weather Service alerts for Iselin, NJ.
Iselin weather radar
Light
Heavy
Next 24 hours
Now
☁️
76°F
11%
6 PM
🌧️
73°F
27%
7 PM
⛅
73°F
21%
8 PM
🌦️
72°F
20%
9 PM
🌧️
69°F
19%
10 PM
☁️
69°F
6%
11 PM
☁️
68°F
7%
12 AM
☁️
68°F
9%
1 AM
☁️
68°F
14%
2 AM
⛅
67°F
10%
3 AM
🌤️
66°F
6%
4 AM
🌤️
66°F
8%
5 AM
⛅
66°F
9%
6 AM
🌤️
66°F
6%
7 AM
☁️
67°F
4%
8 AM
🌦️
67°F
3%
9 AM
⛅
70°F
6%
10 AM
🌤️
72°F
5%
11 AM
☁️
73°F
5%
12 PM
☁️
73°F
6%
1 PM
☁️
73°F
3%
2 PM
⛅
74°F
5%
3 PM
🌤️
75°F
9%
4 PM
🌤️
76°F
13%
7-day forecast
Today
Jul 29
🌧️
79°F
68°F
74%
Thu
Jul 30
🌦️
76°F
66°F
20%
Fri
Jul 31
☁️
87°F
64°F
6%
Sat
Aug 1
☁️
89°F
68°F
3%
Sun
Aug 2
☁️
89°F
72°F
36%
Mon
Aug 3
🌦️
82°F
71°F
36%
Tue
Aug 4
☁️
84°F
66°F
14%
Weather near Iselin
1 mi
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Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
weather.gov and local emergency
broadcasts.