Thunder Bay, ON Weather

03:00 Saturday
Snow
Snow with cloudy skies
-5° Feels like -11°
30% 0.2 in
  • Today 20 Dec. Snow with partly cloudy skies 70% 0.5 mm -4° / -15° Strong west wind 29 - 62 km/h
  • Tomorrow 21 Dec. Partly cloudy -12° / -21° Strong northwest wind 28 - 53 km/h
  • Monday 22 Dec. Snow with partly cloudy skies 50% 0.9 mm -2° / -18° Moderate east wind 11 - 20 km/h
  • Tuesday 23 Dec. Snow with partly cloudy skies 60% 2.6 mm / -15° Strong northwest wind 29 - 61 km/h
  • Wednesday 24 Dec. Partly cloudy / -18° Gentle southwest wind 5 - 14 km/h
  • Thursday 25 Dec. Partly cloudy / -9° Moderate west wind 10 - 24 km/h
  • Friday 26 Dec. Partly cloudy / -7° Moderate north wind 10 - 28 km/h

Weather Forecast for Thunder Bay, ON Today

, 20 December

Tomorrow

, 21 December
04:00 Snow with cloudy skies 30% 0.08 in -5° Snow
Feels Like -11°
Moderate south wind South 17 - 34 km/h
UV Index 0 Low SPF: no
  • Snow Snow 30% 0.08 in
  • Humidity Humidity 82%
  • Dew Point Dew Point -8 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -11 °C
  • Wind Wind - Average 17 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 34 km/h
  • Visibility Visibility 10 km
05:00 Overcast -5° Overcast
Feels Like -11°
Moderate southwest wind Southwest 17 - 31 km/h
UV Index 0 Low SPF: no
  • Rain Rain 20% 0 mm
  • Humidity Humidity 82%
  • Dew Point Dew Point -8 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -11 °C
  • Wind Wind - Average 17 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 31 km/h
  • Visibility Visibility 20 km
06:00 Overcast -5° Overcast
Feels Like -10°
Moderate southwest wind Southwest 17 - 31 km/h
UV Index 0 Low SPF: no
  • Rain Rain 10% 0 mm
  • Humidity Humidity 83%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -10 °C
  • Wind Wind - Average 17 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 31 km/h
  • Visibility Visibility 25 km
07:00 Overcast -5° Overcast
Feels Like -10°
Moderate southwest wind Southwest 16 - 30 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 83%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -10 °C
  • Wind Wind - Average 16 km/h
  • Pressure Pressure 997 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 30 km/h
  • Visibility Visibility 25 km
Overcast 08:00 Overcast -5° Overcast
Feels Like -10°
Moderate southwest wind Southwest 14 - 30 km/h
UV Index 0 Low SPF: no
08:00 Overcast -5° Overcast
Feels Like -10°
Moderate southwest wind Southwest 14 - 30 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 84%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -10 °C
  • Wind Wind - Average 14 km/h
  • Pressure Pressure 996 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 30 km/h
  • Visibility Visibility 30 km
09:00 Overcast -4° Overcast
Feels Like -9°
Moderate southwest wind Southwest 15 - 28 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 81%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -9 °C
  • Wind Wind - Average 15 km/h
  • Pressure Pressure 996 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 28 km/h
  • Visibility Visibility 25 km
10:00 Partly cloudy -4° Partly cloudy
Feels Like -9°
Moderate west wind West 18 - 31 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 78%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 95%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -9 °C
  • Wind Wind - Average 18 km/h
  • Pressure Pressure 996 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 31 km/h
  • Visibility Visibility 25 km
Partly cloudy 11:00 Partly cloudy -8° Partly cloudy
Feels Like -17°
Strong west wind West 29 - 61 km/h
UV Index 0 Low SPF: no
11:00 Partly cloudy -8° Partly cloudy
Feels Like -17°
Strong west wind West 29 - 61 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 63%
  • Dew Point Dew Point -14 °C
  • Clouds Clouds 62%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -17 °C
  • Wind Wind - Average 29 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 61 km/h
  • Visibility Visibility 60 km
12:00 Partly cloudy -10° Partly cloudy
Feels Like -18°
Strong west wind West 25 - 55 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 66%
  • Dew Point Dew Point -15 °C
  • Clouds Clouds 93%
  • Snow depth Snow depth 3.94 in
  • Feels Like Feels Like -18 °C
  • Wind Wind - Average 25 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 55 km/h
  • Visibility Visibility 25 km
13:00 Overcast -11° Overcast
Feels Like -19°
Strong west wind West 27 - 51 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 64%
  • Dew Point Dew Point -16 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -19 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 51 km/h
  • Visibility Visibility 20 km
Overcast 14:00 Overcast -11° Overcast
Feels Like -20°
Strong west wind West 28 - 54 km/h
UV Index 0 Low SPF: no
14:00 Overcast -11° Overcast
Feels Like -20°
Strong west wind West 28 - 54 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 59%
  • Dew Point Dew Point -18 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -20 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 54 km/h
  • Visibility Visibility 18 km
15:00 Overcast -12° Overcast
Feels Like -21°
Strong west wind West 28 - 60 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 60%
  • Dew Point Dew Point -18 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -21 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 1000 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 60 km/h
  • Visibility Visibility 20 km
16:00 Partly cloudy -13° Partly cloudy
Feels Like -22°
Strong west wind West 27 - 53 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 60%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 73%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -22 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1002 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 53 km/h
  • Visibility Visibility 55 km
Partly cloudy 17:00 Partly cloudy -14° Partly cloudy
Feels Like -24°
Strong west wind West 26 - 51 km/h
UV Index 0 Low SPF: no
17:00 Partly cloudy -14° Partly cloudy
Feels Like -24°
Strong west wind West 26 - 51 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 63%
  • Dew Point Dew Point -20 °C
  • Clouds Clouds 75%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -24 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1004 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 51 km/h
  • Visibility Visibility 70 km
18:00 Partly cloudy -15° Partly cloudy
Feels Like -24°
Moderate west wind West 26 - 49 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 65%
  • Dew Point Dew Point -20 °C
  • Clouds Clouds 75%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -24 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1006 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 49 km/h
  • Visibility Visibility 70 km
19:00 Partly cloudy -15° Partly cloudy
Feels Like -25°
Moderate west wind West 26 - 48 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 67%
  • Dew Point Dew Point -20 °C
  • Clouds Clouds 91%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -25 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1007 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 48 km/h
  • Visibility Visibility 65 km
Partly cloudy 20:00 Partly cloudy -15° Partly cloudy
Feels Like -24°
Moderate northwest wind Northwest 26 - 48 km/h
UV Index 0 Low SPF: no
20:00 Partly cloudy -15° Partly cloudy
Feels Like -24°
Moderate northwest wind Northwest 26 - 48 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 69%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 66%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -24 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1009 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 48 km/h
  • Visibility Visibility 70 km
21:00 Partly cloudy -15° Partly cloudy
Feels Like -24°
Moderate northwest wind Northwest 27 - 49 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 70%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 67%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -24 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1011 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 49 km/h
  • Visibility Visibility 65 km
22:00 Partly cloudy -15° Partly cloudy
Feels Like -24°
Strong northwest wind Northwest 27 - 50 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 70%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 80%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -24 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1012 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 50 km/h
  • Visibility Visibility 60 km
Partly cloudy 23:00 Partly cloudy -15° Partly cloudy
Feels Like -25°
Strong northwest wind Northwest 28 - 52 km/h
UV Index 0 Low SPF: no
23:00 Partly cloudy -15° Partly cloudy
Feels Like -25°
Strong northwest wind Northwest 28 - 52 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 70%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 76%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -25 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 1014 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 52 km/h
  • Visibility Visibility 60 km
24:00 Scattered clouds -15° Scattered clouds
Feels Like -25°
Strong northwest wind Northwest 29 - 53 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 70%
  • Dew Point Dew Point -19 °C
  • Clouds Clouds 32%
  • Snow depth Snow depth 3.54 in
  • Feels Like Feels Like -25 °C
  • Wind Wind - Average 29 km/h
  • Pressure Pressure 1016 hPa
  • Snowline Snowline 0 ft
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 53 km/h
  • Visibility Visibility 65 km

Sunrise and Sunset

Sunrise 08:45 Sunset 17:04
First light 08:08 Midday 12:55 Last light 17:41
Day length 8h 19m

Time remaining until sunrise 5h 1m

Lunar calendar

Mon Tue Wed Thu Fri Sat Sun
20 New Moon
21 New Moon
22 First Quarter
23 First Quarter
24 First Quarter
25 First Quarter
26 First Quarter
27 First Quarter
28 First Quarter
29 First Quarter
30 First Quarter
31 First Quarter
1 First Quarter
2 Full Moon

Air quality in Thunder Bay today

Detail
35
Fair O₃ (87 µg/m³)
  • Little health risk.
  • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

Weather graphs

Maximum Minimum Rainfall

Videos

A large lenticular cloud covers one of the volcanoes in Kamchatka, Russia
A large lenticular cloud covers one of the volcanoes in Kamchatka, Russia