Hourly Weather Forecast - Upper Lake, CA

9 AM
50°F
0%
1mph
E
Partly Cloudy
Humidity
66%
Feels like
50°F
Dew Point
39°F
10 AM
55°F
0%
1mph
E
Partly Cloudy
Humidity
60%
Feels like
55°F
Dew Point
42°F
11 AM
59°F
0%
1mph
NW
Partly Cloudy
Humidity
55%
Feels like
59°F
Dew Point
43°F
12 PM
62°F
0%
1mph
NW
Partly Cloudy
Humidity
51%
Feels like
62°F
Dew Point
43°F
1 PM
64°F
0%
1mph
NW
Partly Cloudy
Humidity
47%
Feels like
64°F
Dew Point
43°F
2 PM
64°F
0%
1mph
NW
Partly Cloudy
Humidity
47%
Feels like
64°F
Dew Point
43°F
3 PM
60°F
0%
1mph
NW
Partly Cloudy
Humidity
53%
Feels like
60°F
Dew Point
43°F
4 PM
53°F
0%
1mph
NW
Partly Cloudy
Humidity
67%
Feels like
53°F
Dew Point
43°F
4:49 PM
5 PM
46°F
0%
1mph
NW
Partly Cloudy
Humidity
86%
Feels like
46°F
Dew Point
42°F
6 PM
42°F
0%
1mph
NW
Foggy
Humidity
99%
Feels like
42°F
Dew Point
42°F
7 PM
40°F
0%
1mph
NNW
Foggy
Humidity
100%
Feels like
40°F
Dew Point
40°F
8 PM
39°F
0%
1mph
NNW
Foggy
Humidity
100%
Feels like
39°F
Dew Point
39°F
9 PM
38°F
10%
1mph
NNW
Foggy
Humidity
100%
Feels like
38°F
Dew Point
38°F
10 PM
37°F
10%
1mph
NW
Foggy
Humidity
100%
Feels like
37°F
Dew Point
37°F
11 PM
36°F
10%
1mph
NW
Foggy
Humidity
100%
Feels like
36°F
Dew Point
36°F

Rainfall Totals Through Wednesday A.M.

Heavy Rain Returns to Deluge Pacific Northwest

Another atmospheric river will hit the Pacific Northwest with heavy rain and high winds.

Monday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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