NimbocastPetaluma, CA Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Petaluma, Sonoma County, California.
Updated Jul 29, 2026, 2:04 PM local time · Radar refreshes every 5 minutes
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Petaluma
83°F
Wind 12 mph
Humidity 42%
Cloud cover 0%
UV index 8
Alerts 0
Active alerts
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No active National Weather Service alerts for Petaluma, CA.
Petaluma weather radar
Light
Heavy
Next 24 hours
Now
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83°F
3 PM
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83°F
4 PM
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82°F
5 PM
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81°F
6 PM
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79°F
7 PM
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76°F
8 PM
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71°F
9 PM
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67°F
10 PM
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64°F
11 PM
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62°F
12 AM
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60°F
1 AM
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58°F
2 AM
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57°F
3 AM
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55°F
4 AM
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54°F
5 AM
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53°F
6 AM
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52°F
7 AM
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54°F
8 AM
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61°F
9 AM
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69°F
10 AM
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76°F
11 AM
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81°F
12 PM
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83°F
1 PM
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84°F
7-day forecast
Today
Jul 29
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85°F
53°F
Thu
Jul 30
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87°F
52°F
Fri
Jul 31
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100°F
53°F
Sat
Aug 1
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100°F
55°F
Sun
Aug 2
☀️
104°F
55°F
Mon
Aug 3
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101°F
54°F
Tue
Aug 4
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102°F
54°F
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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.