Thunder Bay International (Canada) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 2° Celsius;
Maximum daytime temperature: 7° Celsius; Minimum nighttime temperature: 2° Celsius; -
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: -1° Celsius;
Maximum daytime temperature: 5° Celsius; Minimum nighttime temperature: -1° Celsius; -
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 1° Celsius;
Maximum daytime temperature: 4° Celsius; Minimum nighttime temperature: 1° Celsius; -
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -4° Celsius;
Maximum daytime temperature: 2° Celsius; Minimum nighttime temperature: -4° Celsius;
-
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -3° Celsius;
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -3° Celsius; -
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -3° Celsius;
Maximum daytime temperature: 0° Celsius; Minimum nighttime temperature: -3° Celsius;
-
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -2° Celsius;
Maximum daytime temperature: 1° Celsius; Minimum nighttime temperature: -2° Celsius;
Clear changing to cloudy by late morning.
Sunrise:
Sunset:
L UV
No pollution data.
No pollen data.
7 day forecast for Thunder Bay International
Today (4 November 2025)
| Time |
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
 |
 |
 |
|
|
|
|
|
|
|
|
|
 |
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
20%
|
40%
|
40%
|
| Temperature |
4°
|
4°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
3°
|
5°
|
6°
|
7°
|
7°
|
7°
|
7°
|
7°
|
6°
|
5°
|
5°
|
5°
|
5°
|
5°
|
| Feels like temperature (°C) |
0°
|
0°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
-2°
|
0°
|
2°
|
3°
|
5°
|
5°
|
6°
|
6°
|
6°
|
5°
|
4°
|
4°
|
4°
|
3°
|
3°
|
| Wind direction and speed |
W
12
|
W
12
|
W
11
|
W
10
|
W
10
|
W
10
|
W
10
|
W
10
|
W
9
|
W
9
|
W
8
|
W
7
|
W
6
|
WSW
6
|
SW
4
|
SW
4
|
SSW
3
|
SSW
3
|
SSW
3
|
SW
5
|
WSW
5
|
WNW
5
|
NW
5
|
| Wind gust (mph) |
24
|
23
|
22
|
21
|
20
|
19
|
19
|
18
|
19
|
19
|
18
|
16
|
14
|
12
|
9
|
8
|
6
|
6
|
8
|
11
|
13
|
13
|
12
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
VG
|
VG
|
G
|
G
|
| Humidity |
72%
|
74%
|
75%
|
77%
|
81%
|
83%
|
84%
|
84%
|
80%
|
74%
|
65%
|
63%
|
61%
|
62%
|
69%
|
74%
|
83%
|
84%
|
84%
|
84%
|
81%
|
84%
|
87%
|
| UV | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Wednesday (5 November 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
60%
|
40%
|
30%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
5°
|
5°
|
5°
|
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
4°
|
5°
|
5°
|
5°
|
5°
|
5°
|
4°
|
4°
|
3°
|
3°
|
2°
|
2°
|
2°
|
| Feels like temperature (°C) |
3°
|
3°
|
2°
|
2°
|
1°
|
0°
|
-1°
|
-2°
|
-2°
|
-2°
|
-2°
|
-1°
|
0°
|
0°
|
1°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
-1°
|
-1°
|
-1°
|
-2°
|
| Wind direction and speed (mph) |
NW
5
|
NW
5
|
NW
6
|
WNW
6
|
WNW
7
|
WNW
9
|
WNW
10
|
WNW
12
|
WNW
13
|
NW
14
|
NW
15
|
NW
16
|
NW
17
|
NW
16
|
NW
15
|
NW
15
|
NW
14
|
NW
12
|
NW
10
|
WNW
10
|
WNW
9
|
WNW
8
|
WNW
8
|
WNW
7
|
| Wind gust (mph) |
12
|
13
|
13
|
14
|
19
|
23
|
25
|
27
|
30
|
34
|
36
|
37
|
37
|
36
|
34
|
32
|
30
|
26
|
23
|
21
|
19
|
17
|
15
|
13
|
| Visibility (description) |
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
92%
|
94%
|
95%
|
95%
|
95%
|
95%
|
92%
|
90%
|
87%
|
83%
|
75%
|
64%
|
57%
|
53%
|
50%
|
52%
|
49%
|
52%
|
56%
|
55%
|
57%
|
58%
|
61%
|
64%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Thursday (6 November 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
 |
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
30%
|
40%
|
40%
|
50%
|
50%
|
50%
|
60%
|
70%
|
70%
|
| Temperature (°C) |
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
-1°
|
0°
|
1°
|
2°
|
3°
|
3°
|
4°
|
4°
|
4°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
3°
|
| Feels like temperature (°C) |
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-2°
|
-1°
|
0°
|
1°
|
1°
|
1°
|
1°
|
1°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
0°
|
| Wind direction and speed (mph) |
W
6
|
W
6
|
W
6
|
W
6
|
W
6
|
W
6
|
W
5
|
W
5
|
WSW
4
|
W
4
|
WSW
4
|
SW
5
|
SSW
5
|
SSW
6
|
SSW
6
|
S
6
|
S
6
|
S
7
|
SSE
6
|
SSE
7
|
SE
8
|
SE
8
|
SSE
7
|
SE
7
|
| Wind gust (mph) |
12
|
12
|
12
|
11
|
10
|
10
|
9
|
9
|
8
|
9
|
11
|
13
|
14
|
15
|
16
|
15
|
15
|
15
|
17
|
17
|
18
|
18
|
17
|
16
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
M
|
M
|
P
|
| Humidity |
67%
|
74%
|
76%
|
80%
|
81%
|
85%
|
87%
|
91%
|
91%
|
85%
|
80%
|
66%
|
58%
|
63%
|
65%
|
69%
|
78%
|
86%
|
90%
|
92%
|
94%
|
91%
|
94%
|
96%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Friday (7 November 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
70%
|
60%
|
50%
|
30%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
3°
|
3°
|
3°
|
3°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
2°
|
1°
|
1°
|
0°
|
-1°
|
-1°
|
-1°
|
-2°
|
-2°
|
-2°
|
| Feels like temperature (°C) |
0°
|
1°
|
1°
|
0°
|
0°
|
-1°
|
-2°
|
-2°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-4°
|
-4°
|
-4°
|
-5°
|
-6°
|
-6°
|
-6°
|
-6°
|
-6°
|
| Wind direction and speed (mph) |
SE
6
|
ESE
5
|
NE
4
|
N
6
|
N
7
|
N
8
|
N
10
|
N
10
|
N
11
|
N
12
|
N
12
|
N
12
|
N
12
|
N
13
|
N
12
|
N
12
|
NNW
12
|
NNW
11
|
NNW
11
|
NNW
10
|
NNW
9
|
NNW
8
|
NNW
7
|
NNW
7
|
| Wind gust (mph) |
13
|
11
|
12
|
15
|
17
|
20
|
23
|
26
|
28
|
28
|
29
|
28
|
30
|
29
|
29
|
28
|
27
|
25
|
25
|
23
|
20
|
18
|
17
|
15
|
| Visibility (description) |
M
|
M
|
M
|
M
|
M
|
M
|
M
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
97%
|
97%
|
98%
|
98%
|
97%
|
96%
|
95%
|
92%
|
91%
|
86%
|
82%
|
76%
|
72%
|
68%
|
65%
|
63%
|
62%
|
61%
|
61%
|
61%
|
61%
|
61%
|
59%
|
63%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 1 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - | - | - | - |
Saturday (8 November 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
| Temperature (°C) |
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-3°
|
-4°
|
-3°
|
-3°
|
-2°
|
-1°
|
0°
|
0°
|
1°
|
1°
|
1°
|
1°
|
0°
|
-1°
|
-1°
|
| Feels like temperature (°C) |
-6°
|
-6°
|
-6°
|
-6°
|
-7°
|
-7°
|
-7°
|
-7°
|
-6°
|
-6°
|
-5°
|
-3°
|
-3°
|
-2°
|
-2°
|
-2°
|
-2°
|
-2°
|
-3°
|
-4°
|
-4°
|
| Wind direction and speed (mph) |
NNW
6
|
NW
6
|
NW
5
|
NW
5
|
NW
5
|
NW
5
|
WNW
5
|
NW
5
|
NW
4
|
WNW
4
|
WNW
4
|
WNW
4
|
W
5
|
WSW
5
|
WSW
5
|
WSW
5
|
WSW
5
|
WSW
5
|
WSW
5
|
W
6
|
NNW
5
|
| Wind gust (mph) |
13
|
12
|
10
|
10
|
10
|
10
|
10
|
10
|
10
|
11
|
12
|
14
|
14
|
15
|
15
|
13
|
12
|
11
|
11
|
12
|
13
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
64%
|
64%
|
63%
|
63%
|
62%
|
66%
|
65%
|
66%
|
65%
|
59%
|
56%
|
48%
|
42%
|
41%
|
41%
|
41%
|
43%
|
46%
|
53%
|
57%
|
63%
|
| UV | - | - | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | - | - | - |
Sunday (9 November 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
| Temperature (°C) |
-2°
|
-2°
|
-2°
|
-1°
|
0°
|
0°
|
-1°
|
-2°
|
| Feels like temperature (°C) |
-5°
|
-6°
|
-7°
|
-6°
|
-5°
|
-5°
|
-6°
|
-7°
|
| Wind direction and speed (mph) |
NNW
6
|
NNW
7
|
NNW
8
|
NNW
10
|
NW
11
|
NNW
12
|
NNW
11
|
NNW
10
|
| Wind gust (mph) |
16
|
17
|
23
|
26
|
28
|
27
|
25
|
25
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
65%
|
64%
|
65%
|
54%
|
46%
|
44%
|
55%
|
61%
|
| UV | - | - | 1 | 1 | 2 | 1 | - | - |
Monday (10 November 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
-3°
|
-3°
|
-3°
|
-2°
|
0°
|
1°
|
-1°
|
-1°
|
| Feels like temperature (°C) |
-8°
|
-8°
|
-8°
|
-7°
|
-4°
|
-3°
|
-5°
|
-5°
|
| Wind direction and speed (mph) |
NW
10
|
NW
11
|
NW
10
|
NW
11
|
NW
10
|
WNW
9
|
W
7
|
W
7
|
| Wind gust (mph) |
24
|
24
|
25
|
27
|
24
|
19
|
18
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
68%
|
72%
|
66%
|
58%
|
43%
|
45%
|
57%
|
61%
|
| UV | - | - | 1 | 1 | 2 | 1 | - | - |
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Forecast
Forecast for 01:00 (UTC-5), Tue
Updated 00:27 (UTC) on Tue 4 Nov 2025
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