Weather Thunder Bay tomorrow


image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml image/svg+xml Sunday, Jan 11 25 / F ° 21 0.12 in 7 mph Today 1/10/26 30 / 9 °F Tomorrow 1/11/26 25 / 21 °F Monday 1/12/26 28 / 25 °F image/svg+xml image/svg+xml
°F °F 9 am
14 °F °F 12 pm
19 °F 12 °F 3 pm
23 °F 16 °F 9 pm
sunrise 8:45 am
sunset 5:25 pm
HOURLY

Weather forecast Thunder Bay Jan. 11, 2026

During the day overcast, in the afternoon snow. The highest temperature 25 °F. Total rainfall 0.12 in. At night overcast. The lowest temperature 21 °F.


Interactive map weather Ontario


GPS: 48.3820; -89.2502
altitude: 652 ft
local time:
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Weather forecast Thunder Bay, Ontario extended forecast

Time State   Temp.   Feels like Precip. Wind PressureHumidity Dew total
 
Fog Low
 
Middle
 
High
 

Sunday 01/11/2026

12 AM
overcast 18 °F
9 °F
0.0 in
  25 fps 17 mph
north
30.2 in78 % 12  °F89 % 0% 85% 27% 0%
1 AM
overcast 18 °F
9 °F
0.0 in
  25 fps 17 mph
north
30.2 in79 % 12  °F100 % 0% 100% 7% 0%
2 AM
overcast 16 °F
9 °F
0.0 in
  21 fps 15 mph
north
30.2 in79 % 12  °F100 % 0% 100% 0% 0%
3 AM
overcast 14 °F
7 °F
0.0 in
  20 fps 14 mph
north-northwest
30.2 in80 % 10  °F95 % 0% 95% 1% 0%
4 AM
cloudy 14 °F
7 °F
0.0 in
  18 fps 12 mph
north-northwest
30.2 in80 % 9  °F71 % 0% 71% 0% 0%
5 AM
overcast 12 °F
5 °F
0.0 in
  18 fps 12 mph
northwest
30.2 in79 % 9  °F93 % 0% 93% 3% 5%
6 AM
overcast 12 °F
5 °F
0.0 in
  15 fps 11 mph
northwest
30.3 in78 % 7  °F97 % 1% 79% 0% 89%
7 AM
cloudy 10 °F
3 °F
0.0 in
  18 fps 12 mph
northwest
30.3 in77 % 7  °F61 % 1% 58% 0% 6%
8 AM
cloudy 9 °F
1 °F
0.0 in
  18 fps 12 mph
northwest
30.3 in79 % 5  °F61 % 1% 54% 9% 10%
9 AM
cloudy 9 °F
0 °F
0.0 in
  18 fps 13 mph
northwest
30.3 in79 % 5  °F78 % 1% 78% 0% 0%
10 AM
cloudy 9 °F
1 °F
0.0 in
  16 fps 11 mph
west-northwest
30.3 in78 % 5  °F81 % 1% 81% 0% 0%
11 AM
overcast 10 °F
3 °F
0.0 in
  14 fps 9 mph
west-northwest
30.3 in76 % 7  °F88 % 2% 88% 0% 8%
12 PM
overcast 14 °F
7 °F
0.0 in
  11 fps 7 mph
west
30.2 in77 % 9  °F100 % 1% 100% 0% 95%
1 PM
overcast 16 °F
9 °F
0.0 in
  14 fps 9 mph
west
30.2 in76 % 10  °F100 % 2% 100% 3% 33%
2 PM
overcast 18 °F
10 °F
0.0 in
  11 fps 7 mph
west-southwest
30.2 in73 % 12  °F100 % 0% 50% 93% 100%
3 PM
overcast 19 °F
12 °F
0.0 in
  10 fps 7 mph
southwest
30.1 in71 % 12  °F100 % 0% 8% 100% 100%
4 PM
overcast 21 °F
14 °F
0.0 in
  10 fps 7 mph
west-southwest
30.1 in71 % 14  °F100 % 0% 0% 100% 100%
5 PM
snow 21 °F
14 °F
0.01 in
  10 fps 7 mph
west-southwest
30.1 in75 % 16  °F100 % 0% 25% 100% 100%
6 PM
snow 21 °F
14 °F
0.03 in
  11 fps 8 mph
southwest
30.0 in78 % 16  °F100 % 0% 92% 100% 100%
7 PM
snow 21 °F
14 °F
0.04 in
  15 fps 11 mph
southwest
30.0 in82 % 19  °F100 % 0% 100% 100% 100%
8 PM
snow 23 °F
16 °F
0.02 in
  16 fps 11 mph
southwest
30.0 in85 % 19  °F100 % 0% 92% 100% 100%
9 PM
snow 23 °F
16 °F
0.02 in
  17 fps 11 mph
west-southwest
29.9 in85 % 21  °F100 % 0% 60% 100% 100%
10 PM
snow 23 °F
16 °F
0.01 in
  17 fps 11 mph
west-southwest
29.9 in84 % 21  °F100 % 0% 99% 100% 100%
11 PM
overcast 25 °F
18 °F
0.0 in
  16 fps 11 mph
west-southwest
29.9 in83 % 21  °F100 % 0% 93% 100% 100%

Monday 01/12/2026

12 AM
overcast 25 °F
18 °F
0.0 in
  16 fps 11 mph
west-southwest
29.9 in81 % 19  °F100 % 0% 100% 50% 99%
1 AM
overcast 23 °F
16 °F
0.0 in
  15 fps 11 mph
west
29.9 in81 % 19  °F100 % 0% 100% 0% 0%
2 AM
overcast 25 °F
18 °F
0.0 in
  14 fps 10 mph
west
29.9 in82 % 19  °F100 % 0% 100% 2% 0%
3 AM
overcast 25 °F
18 °F
0.0 in
  14 fps 10 mph
west
29.9 in83 % 21  °F100 % 0% 100% 3% 0%
4 AM
overcast 25 °F
18 °F
0.0 in
  15 fps 11 mph
west
29.9 in83 % 23  °F100 % 0% 100% 0% 0%
5 AM
overcast 27 °F
19 °F
0.0 in
  17 fps 11 mph
west
29.8 in84 % 23  °F100 % 0% 100% 0% 0%
6 AM
overcast 28 °F
21 °F
0.0 in
  17 fps 12 mph
west-northwest
29.8 in85 % 25  °F100 % 0% 100% 0% 0%
7 AM
overcast 30 °F
25 °F
0.0 in
  17 fps 12 mph
west-northwest
29.9 in86 % 27  °F100 % 0% 100% 0% 0%
8 AM
overcast 30 °F
25 °F
0.0 in
  18 fps 12 mph
west-northwest
29.9 in86 % 28  °F100 % 0% 100% 0% 0%
9 AM
overcast 30 °F
25 °F
0.0 in
  17 fps 12 mph
west-northwest
29.9 in87 % 28  °F100 % 0% 100% 0% 0%
10 AM
overcast 32 °F
27 °F
0.0 in
  16 fps 11 mph
west-northwest
29.9 in86 % 28  °F100 % 0% 100% 0% 0%
11 AM
overcast 32 °F
27 °F
0.0 in
  16 fps 11 mph
west
29.9 in85 % 30  °F100 % 0% 100% 0% 0%
12 PM
overcast 34 °F
28 °F
0.0 in
  17 fps 12 mph
west-northwest
29.9 in83 % 30  °F100 % 0% 100% 0% 0%
1 PM
overcast 34 °F
28 °F
0.0 in
  14 fps 10 mph
west-northwest
29.9 in82 % 30  °F100 % 0% 100% 0% 0%
7 PM
overcast 28 °F
23 °F
0.0 in
  6 fps 4 mph
southwest
29.8 in90 % 28  °F98 % 0% 0% 97% 68%
 

Thunder Bay, Ontario - information

State: Ontario
GPS coordinates: 48.3820; -89.2502
Time zone: America / Toronto time difference in hours with time in NY is -6 hours

Population: 107 909
Altitude: 652 ft
The administrative part:



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Data source

Weather forecast for Thunder Bay is supplied by MET Norway Norwegian Meteorological Institute and the NRK.

Feels like

To calculate the perceived temperature, we use the Australian Apparent Temperature (AAT) model, which is designed for year-round calculations and takes air humidity into account in addition to temperature and wind speed.

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Astronomical information Thunder Bay

data are always in the local time

Sun and light

 Jan. 11, 2026 
Sunrise: Sunset: 
8:45 am 5:25 pm
Noon: Length of day: 
1:05 pm08:39
Start of civil twilight*: End of civil twilight*: 
8:08 am6:01 pm
Start of nautical twilight*: End of nautical twilight*: 
7:30 am6:39 pm
Start of astronomical twilight*:  End of astronomical twilight*: 
6:53 am7:17 pm
* What is Twilight?

Moon and moon phases

Moonrise: Moonset: 
01/11/2026 2:20 am 01/11/2026 12:12 pm
Next new moon: Next full moon: 
01/18/202602/01/2026

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