NimbocastSummit, NJ Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Summit, Union County, New Jersey.
Updated Jul 29, 2026, 5:07 PM local time · Radar refreshes every 5 minutes
☁️
Summit
77°F
Wind 16 mph
Humidity 69%
Cloud cover 100%
UV index 6
Alerts 0
Active alerts
✓
No active National Weather Service alerts for Summit, NJ.
Summit weather radar
Light
Heavy
Next 24 hours
Now
☁️
77°F
12%
6 PM
⛅
74°F
31%
7 PM
🌤️
75°F
21%
8 PM
🌦️
72°F
25%
9 PM
🌧️
70°F
16%
10 PM
☁️
69°F
6%
11 PM
☁️
68°F
8%
12 AM
☁️
67°F
14%
1 AM
☁️
67°F
15%
2 AM
🌤️
66°F
12%
3 AM
⛅
66°F
7%
4 AM
☁️
66°F
7%
5 AM
⛅
66°F
8%
6 AM
🌤️
65°F
5%
7 AM
⛅
67°F
3%
8 AM
🌦️
67°F
4%
9 AM
⛅
69°F
6%
10 AM
🌤️
71°F
5%
11 AM
⛅
72°F
5%
12 PM
☁️
72°F
5%
1 PM
☁️
71°F
4%
2 PM
⛅
73°F
5%
3 PM
⛅
73°F
11%
4 PM
⛅
74°F
19%
7-day forecast
Today
Jul 29
🌧️
79°F
68°F
82%
Thu
Jul 30
🌦️
75°F
65°F
23%
Fri
Jul 31
☁️
87°F
63°F
8%
Sat
Aug 1
☁️
88°F
66°F
3%
Sun
Aug 2
🌦️
88°F
70°F
43%
Mon
Aug 3
🌦️
79°F
69°F
38%
Tue
Aug 4
☁️
86°F
64°F
14%
Weather near Summit
3 mi
Millburn, NJ4 mi
Westfield, NJ4 mi
Scotch Plains, NJ4 mi
Madison, NJ5 mi
Union, NJ5 mi
Maplewood, NJ5 mi
Cranford, NJ6 mi
Plainfield, NJ
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.