Hourly Weather Forecast - Thunder Bay, Ontario, CA

12 AM
31°F
0%
16mph
WNW
Partly Cloudy
Humidity
69%
Feels like
20°F
Dew Point
22°F
1 AM
28°F
0%
16mph
WNW
Mostly Cloudy
Humidity
67%
Feels like
16°F
Dew Point
18°F
2 AM
25°F
0%
15mph
WNW
Mostly Cloudy
Humidity
66%
Feels like
13°F
Dew Point
15°F
3 AM
23°F
0%
14mph
NW
Mostly Cloudy
Humidity
66%
Feels like
10°F
Dew Point
13°F
4 AM
20°F
0%
12mph
NW
Mostly Cloudy
Humidity
66%
Feels like
8°F
Dew Point
11°F
5 AM
18°F
0%
10mph
WNW
Partly Cloudy
Humidity
66%
Feels like
6°F
Dew Point
9°F
6 AM
16°F
0%
9mph
WNW
Partly Cloudy
Humidity
67%
Feels like
5°F
Dew Point
8°F
7 AM
15°F
0%
7mph
WNW
Partly Cloudy
Humidity
69%
Feels like
5°F
Dew Point
6°F
8 AM
13°F
0%
6mph
W
Partly Cloudy
Humidity
70%
Feels like
4°F
Dew Point
5°F
8:43 AM
9 AM
13°F
0%
5mph
W
Partly Cloudy
Humidity
68%
Feels like
4°F
Dew Point
4°F
10 AM
13°F
0%
5mph
W
Partly Cloudy
Humidity
67%
Feels like
5°F
Dew Point
4°F
11 AM
14°F
0%
5mph
WSW
Partly Cloudy
Humidity
65%
Feels like
6°F
Dew Point
5°F
12 PM
16°F
0%
5mph
WSW
Partly Cloudy
Humidity
63%
Feels like
8°F
Dew Point
5°F
1 PM
18°F
0%
5mph
WSW
Partly Cloudy
Humidity
60%
Feels like
10°F
Dew Point
7°F
2 PM
19°F
0%
5mph
SW
Mostly Cloudy
Humidity
59%
Feels like
12°F
Dew Point
8°F
3 PM
21°F
0%
5mph
SSW
Partly Cloudy
Humidity
60%
Feels like
14°F
Dew Point
9°F
4 PM
21°F
20%
5mph
S
Cloudy
Humidity
64%
Feels like
14°F
Dew Point
11°F
5 PM
22°F
20%
6mph
S
Cloudy
Humidity
70%
Feels like
14°F
Dew Point
13°F
5:02 PM
6 PM
22°F
30%
6mph
S
30% Chance of Flurries
Humidity
79%
Feels like
15°F
Dew Point
17°F
7 PM
23°F
20%
7mph
SSE
Cloudy
Humidity
83%
Feels like
15°F
Dew Point
19°F
8 PM
24°F
30%
8mph
SSE
30% Chance of Flurries
Humidity
83%
Feels like
16°F
Dew Point
20°F
9 PM
25°F
40%
9mph
SE
40% Chance of Flurries
Humidity
83%
Feels like
16°F
Dew Point
21°F
10 PM
26°F
40%
10mph
SE
40% Chance of Flurries
Humidity
82%
Feels like
16°F
Dew Point
21°F
11 PM
27°F
50%
10mph
SE
50% Chance of Flurries
Humidity
83%
Feels like
17°F
Dew Point
22°F

Rainfall and Snowfall Totals Through Wednesday

Heavy Rain, Snow, and Winds Wallop Northwest

The atmospheric river this week continues to hit the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday'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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