Thunder Bay weather

Find a forecast

Today

15° 4°

Sunny intervals changing to cloudy by late morning.

Sunrise: 06:11

Sunset: 21:37

H
Tue Tuesday

14° 6°

Sunny changing to cloudy by early evening.

Sunrise: 06:10

Sunset: 21:38

H
Wed Wednesday

8° 5°

Cloudy changing to light rain by lunchtime.

Sunrise: 06:09

Sunset: 21:39

M
Thu Thursday

14° 7°

Light rain changing to sunny intervals in the afternoon.

Sunrise: 06:08

Sunset: 21:40

M
Fri Friday

10° 8°

Light showers.

Sunrise: 06:07

Sunset: 21:42

M
Sat Saturday

18° 8°

Sunny intervals changing to cloudy by late morning.

Sunrise: 06:06

Sunset: 21:43

H
Sun Sunday

16° 5°

Sunny.

Sunrise: 06:05

Sunset: 21:44

H

                        Sunny intervals changing to cloudy by late morning.
                    
Sunrise:
                                            06:11
                                    
Sunset:
                                            21:37
                                    
                                                H
                                            
                                                UV

                        Sunny changing to cloudy by early evening.
                    
Sunrise:
                                            06:10
                                    
Sunset:
                                            21:38
                                    
                                                H
                                            
                                                UV

                        Cloudy changing to light rain by lunchtime.
                    
Sunrise:
                                            06:09
                                    
Sunset:
                                            21:39
                                    
                                                M
                                            
                                                UV

                        Light rain changing to sunny intervals in the afternoon.
                    
Sunrise:
                                            06:08
                                    
Sunset:
                                            21:40
                                    
                                                M
                                            
                                                UV

                        Light showers.
                    
Sunrise:
                                            06:07
                                    
Sunset:
                                            21:42
                                    
                                                M
                                            
                                                UV

                        Sunny intervals changing to cloudy by late morning.
                    
Sunrise:
                                            06:06
                                    
Sunset:
                                            21:43
                                    
                                                H
                                            
                                                UV

Today (20 May 2019)

Now	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

Chance of precipitation
<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	10%	10%	10%	<5%	<5%
Temperature (°C)
5°	7°	8°	10°	11°	12°	13°	13°	13°	14°	13°	12°	11°	10°	9°	8°
Feels like temperature (°C)
2°	4°	6°	8°	9°	10°	11°	11°	12°	12°	12°	11°	11°	10°	9°	7°
Wind direction and speed (mph)
NNW 9	NNW 9	NNW 9	NNW 9	NNW 9	NNW 9	NNW 10	N 8	NNE 7	NNE 6	NNE 5	N 4	N 3	NNW 3	NNW 3	NNW 3
Wind gust (mph)
18	20	21	22	22	23	23	21	19	17	14	12	9	8	7	6
Visibility
VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity
79%	72%	65%	58%	55%	52%	49%	50%	50%	51%	54%	57%	60%	66%	72%	78%
UV
1	2	3	4	4	5	6	5	4	3	2	2	1	1	-	-

Tuesday (21 May 2019)

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	23:00
Weather

Chance of precipitation
<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%	<5%
Temperature (°C)
8°	7°	6°	5°	5°	4°	5°	6°	7°	9°	11°	13°	14°	14°	14°	14°	14°	13°	13°	12°	12°	8°
Feels like temperature (°C)
6°	6°	5°	4°	3°	2°	3°	5°	6°	8°	10°	13°	13°	13°	13°	12°	12°	12°	12°	11°	11°	7°
Wind direction and speed (mph)
NNW 4	NNW 4	NW 5	NW 5	NW 5	NW 5	NNW 5	NNW 5	NNW 5	NNE 5	NE 4	E 4	ESE 5	ESE 7	SE 8	SE 7	SE 7	SE 6	ESE 5	ESE 4	E 3	ENE 5
Wind gust (mph)
7	7	8	8	8	8	8	8	9	10	11	12	15	17	20	19	18	18	15	12	9	8
Visibility
VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG	VG
Humidity
80%	82%	84%	86%	88%	89%	86%	83%	79%	71%	62%	54%	53%	52%	51%	52%	52%	52%	54%	56%	58%	71%
UV
-	-	-	-	-	-	-	1	1	2	4	5	6	7	7	6	5	4	3	2	1	-

Wednesday (22 May 2019)

02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather

Chance of precipitation
<5%	<5%	10%	10%	50%	80%	40%	50%
Temperature (°C)
7°	6°	7°	7°	7°	8°	7°	6°
Feels like temperature (°C)
5°	4°	4°	4°	4°	4°	3°	2°
Wind direction and speed (mph)
ENE 6	E 8	E 9	E 11	E 12	E 13	E 13	E 12
Wind gust (mph)
11	14	18	23	25	28	25	23
Visibility
VG	VG	VG	M	G	G	G	M
Humidity
71%	74%	75%	83%	83%	84%	90%	91%
UV
-	-	1	2	3	2	1	-

Thursday (23 May 2019)

02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather

Chance of precipitation
40%	50%	50%	50%	40%	10%	<5%	<5%
Temperature (°C)
6°	6°	6°	8°	12°	14°	13°	10°
Feels like temperature (°C)
2°	2°	4°	6°	11°	12°	12°	9°
Wind direction and speed (mph)
ENE 10	ENE 9	NE 8	NNE 8	ENE 6	NE 7	ENE 5	NNE 4
Wind gust (mph)
20	17	15	16	15	17	11	7
Visibility
M	M	M	M	G	VG	VG	VG
Humidity
94%	95%	95%	93%	79%	72%	75%	87%
UV
-	-	1	3	5	3	1	-

Friday (24 May 2019)

02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather

Chance of precipitation
10%	10%	40%	70%	80%	70%	50%	40%
Temperature (°C)
8°	8°	7°	7°	8°	9°	10°	9°
Feels like temperature (°C)
7°	6°	5°	4°	5°	7°	9°	8°
Wind direction and speed (mph)
ENE 5	E 7	E 8	E 10	ESE 11	ESE 9	E 5	ENE 5
Wind gust (mph)
9	12	17	20	22	19	11	9
Visibility
VG	G	G	M	P	M	M	M
Humidity
89%	92%	92%	96%	96%	94%	93%	95%
UV
-	-	1	1	3	2	1	-

Saturday (25 May 2019)

02:00	05:00	08:00	11:00	14:00	17:00	20:00	23:00
Weather

Chance of precipitation
10%	10%	<5%	10%	10%	10%	10%	<5%
Temperature (°C)
9°	9°	11°	15°	17°	17°	15°	12°
Feels like temperature (°C)
8°	8°	9°	13°	14°	14°	13°	10°
Wind direction and speed (mph)
WSW 5	WSW 6	W 8	W 12	W 13	W 12	W 10	WNW 8
Wind gust (mph)
9	12	16	26	28	26	20	15
Visibility
M	M	G	VG	VG	VG	VG	VG
Humidity
94%	93%	90%	70%	63%	61%	69%	80%
UV
-	-	1	4	6	3	1	-

Sunday (26 May 2019)

02:00	05:00	08:00	11:00	14:00	17:00
Weather

Chance of precipitation
<5%	<5%	<5%	<5%	10%	<5%
Temperature (°C)
10°	9°	10°	13°	15°	15°
Feels like temperature (°C)
9°	8°	9°	11°	13°	14°
Wind direction and speed (mph)
NW 6	NNW 6	WNW 5	W 7	SSE 8	SSE 7
Wind gust (mph)
12	11	10	16	20	17
Visibility
VG	VG	VG	VG	VG	VG
Humidity
86%	86%	84%	73%	64%	66%
UV
-	-	2	4	6	3

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Find a forecast

Today (20 May 2019)

Tuesday (21 May 2019)

Wednesday (22 May 2019)

Thursday (23 May 2019)

Friday (24 May 2019)

Saturday (25 May 2019)

Sunday (26 May 2019)

Related advice

UV levels

April showers

Why is the sky blue?

How UV can affect your eyes

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