NimbocastPortsmouth, RI Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Portsmouth, Newport County, Rhode Island.
Updated Jul 29, 2026, 5:10 PM local time · Radar refreshes every 5 minutes
☁️
Portsmouth
73°F
Wind 12 mph
Humidity 87%
Cloud cover 98%
UV index 1
Alerts 0
Active alerts
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No active National Weather Service alerts for Portsmouth, RI.
Portsmouth weather radar
Light
Heavy
Next 24 hours
Now
☁️
73°F
31%
6 PM
🌦️
71°F
36%
7 PM
🌦️
69°F
30%
8 PM
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69°F
17%
9 PM
🌦️
69°F
11%
10 PM
🌦️
69°F
9%
11 PM
🌫️
68°F
7%
12 AM
🌫️
69°F
6%
1 AM
🌫️
69°F
4%
2 AM
☁️
69°F
8%
3 AM
☁️
69°F
6%
4 AM
☁️
68°F
3%
5 AM
☁️
69°F
6%
6 AM
☁️
69°F
9%
7 AM
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69°F
13%
8 AM
🌫️
69°F
15%
9 AM
☁️
69°F
30%
10 AM
☁️
72°F
28%
11 AM
🌦️
72°F
33%
12 PM
🌦️
72°F
29%
1 PM
🌦️
71°F
40%
2 PM
☁️
72°F
41%
3 PM
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72°F
26%
4 PM
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70°F
20%
7-day forecast
Today
Jul 29
🌦️
73°F
68°F
91%
Thu
Jul 30
🌦️
72°F
64°F
41%
Fri
Jul 31
🌦️
77°F
64°F
22%
Sat
Aug 1
🌧️
77°F
65°F
4%
Sun
Aug 2
☁️
76°F
68°F
20%
Mon
Aug 3
🌧️
73°F
63°F
23%
Tue
Aug 4
☁️
80°F
62°F
10%
Weather near Portsmouth
4 mi
Middletown, RI5 mi
Bristol, RI8 mi
Fall River, MA8 mi
Newport, RI10 mi
Barrington, RI11 mi
Warwick, RI11 mi
Swansea, MA12 mi
North Kingstown, RI
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.