Hourly Weather Forecast - Upsala, Ontario, CA

12 AM
11°F
50%
5mph
S
50% Chance of Flurries
Humidity
91%
Feels like
2°F
Dew Point
9°F
1 AM
11°F
50%
5mph
S
50% Chance of Flurries
Humidity
92%
Feels like
2°F
Dew Point
9°F
2 AM
11°F
60%
5mph
SSW
60% Chance of Flurries
Humidity
91%
Feels like
3°F
Dew Point
10°F
3 AM
12°F
60%
5mph
SSW
60% Chance of Flurries
Humidity
89%
Feels like
3°F
Dew Point
9°F
4 AM
12°F
60%
5mph
SW
60% Chance of Flurries
Humidity
88%
Feels like
3°F
Dew Point
9°F
5 AM
11°F
50%
5mph
WSW
50% Chance of Flurries
Humidity
88%
Feels like
3°F
Dew Point
8°F
6 AM
11°F
50%
5mph
WSW
50% Chance of Flurries
Humidity
86%
Feels like
2°F
Dew Point
8°F
7 AM
10°F
40%
5mph
W
40% Chance of Flurries
Humidity
86%
Feels like
1°F
Dew Point
7°F
8 AM
10°F
30%
6mph
W
30% Chance of Flurries
Humidity
84%
Feels like
0°F
Dew Point
6°F
8:54 AM
9 AM
10°F
20%
6mph
W
Cloudy
Humidity
83%
Feels like
0°F
Dew Point
6°F
10 AM
11°F
20%
6mph
W
Cloudy
Humidity
78%
Feels like
1°F
Dew Point
6°F
11 AM
13°F
20%
6mph
W
Cloudy
Humidity
72%
Feels like
3°F
Dew Point
6°F
12 PM
14°F
20%
6mph
W
Mostly Cloudy
Humidity
67%
Feels like
5°F
Dew Point
5°F
1 PM
16°F
20%
6mph
W
Mostly Cloudy
Humidity
61%
Feels like
6°F
Dew Point
5°F
2 PM
16°F
20%
6mph
WNW
Mostly Cloudy
Humidity
59%
Feels like
7°F
Dew Point
4°F
3 PM
15°F
20%
6mph
WNW
Mostly Cloudy
Humidity
58%
Feels like
6°F
Dew Point
3°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

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