Hourly Weather Forecast - Upper Lake, CA

12 AM
35°F
20%
1mph
W
Foggy
Humidity
100%
Feels like
35°F
Dew Point
35°F
1 AM
34°F
20%
1mph
WNW
Foggy
Humidity
100%
Feels like
34°F
Dew Point
34°F
2 AM
34°F
20%
1mph
WNW
Foggy
Humidity
100%
Feels like
34°F
Dew Point
34°F
3 AM
33°F
20%
1mph
WNW
Foggy
Humidity
100%
Feels like
33°F
Dew Point
33°F
4 AM
33°F
20%
1mph
WNW
Foggy
Humidity
100%
Feels like
33°F
Dew Point
33°F
5 AM
32°F
10%
1mph
NW
Foggy
Humidity
100%
Feels like
32°F
Dew Point
32°F
6 AM
32°F
10%
1mph
NNW
Foggy
Humidity
100%
Feels like
32°F
Dew Point
32°F
7 AM
36°F
20%
1mph
ENE
Foggy
Humidity
100%
Feels like
36°F
Dew Point
36°F
7:26 AM
8 AM
43°F
30%
1mph
ESE
30% Chance of Light Rain
Humidity
100%
Feels like
43°F
Dew Point
43°F
9 AM
49°F
40%
1mph
SSE
40% Chance of Light Rain
Humidity
89%
Feels like
49°F
Dew Point
46°F
10 AM
53°F
40%
1mph
S
40% Chance of Light Rain
Humidity
84%
Feels like
53°F
Dew Point
48°F
11 AM
55°F
40%
1mph
S
40% Chance of Light Rain
Humidity
78%
Feels like
55°F
Dew Point
48°F
12 PM
56°F
40%
1mph
S
40% Chance of Light Rain
Humidity
72%
Feels like
56°F
Dew Point
47°F
1 PM
57°F
50%
1mph
S
50% Chance of Light Rain
Humidity
66%
Feels like
57°F
Dew Point
46°F
2 PM
57°F
50%
1mph
S
50% Chance of Light Rain
Humidity
62%
Feels like
57°F
Dew Point
44°F
3 PM
54°F
50%
1mph
SSE
50% Chance of Light Rain
Humidity
66%
Feels like
54°F
Dew Point
43°F
4 PM
48°F
70%
1mph
SSE
70% Chance of Light Rain
Humidity
79%
Feels like
48°F
Dew Point
42°F
4:51 PM
5 PM
42°F
80%
1mph
SSE
80% Chance of Light Rain
Humidity
96%
Feels like
42°F
Dew Point
41°F
6 PM
39°F
90%
1mph
S
Light Rain
Humidity
100%
Feels like
39°F
Dew Point
39°F
7 PM
38°F
90%
2mph
S
Light Rain
Humidity
100%
Feels like
38°F
Dew Point
38°F
8 PM
37°F
90%
2mph
S
Light Rain
Humidity
100%
Feels like
37°F
Dew Point
37°F
9 PM
37°F
90%
2mph
S
Rain
Humidity
100%
Feels like
37°F
Dew Point
37°F
10 PM
37°F
90%
2mph
SSE
Rain
Humidity
100%
Feels like
37°F
Dew Point
37°F
11 PM
37°F
90%
2mph
S
Rain
Humidity
100%
Feels like
37°F
Dew Point
37°F

Rainfall and Snowfall Totals Through Thursday

Flooding Rain, Heavy Snow and Winds Slam Northwest, North-Central U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Thursday's Weather Outlook

Thursday'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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide