Thunder Bay, ON Weather

01:00 Tuesday Artboard
Overcast Overcast -2° Feels like -5° First Quarter First Quarter Illuminated: 74%
  • Today 19 March Overcast / -8° Calm 28 - 56 km/h
  • Tomorrow 20 March Cloudy skies -6° / -13° Calm 28 - 55 km/h
  • Thursday 21 March Cloudy skies -4° / -17° Calm 12 - 28 km/h
  • Friday 22 March Overcast -1° / -11° Calm 17 - 42 km/h
  • Saturday 23 March Clear skies -4° / -16° Calm 13 - 33 km/h
  • Sunday 24 March Overcast with heavy rain 60% 5.5 mm -4° / -13° Calm 30 - 59 km/h
  • Monday 25 March Overcast with heavy rain 70% 14 mm / -6° Calm 29 - 59 km/h

Weather Forecast for Thunder Bay, ON Today

, 19 March

Tomorrow

, 20 March
02:00 Overcast -2° Overcast
Feels Like -5°
Calm Southwest 10 - 19 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 57%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 10 km/h
  • Pressure Pressure 1002 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 19 km/h
  • Visibility Visibility 25 km
03:00 Overcast -2° Overcast
Feels Like -4°
Calm Southwest 8 - 17 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -4 °C
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 1000 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 17 km/h
  • Visibility Visibility 12 km
04:00 Overcast -2° Overcast
Feels Like -4°
Calm Southwest 8 - 15 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -4 °C
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 15 km/h
  • Visibility Visibility 35 km
Overcast 05:00 Overcast -2° Overcast
Feels Like -4°
Calm West 8 - 17 km/h
UV Index 0 Low SPF: no
Overcast 05:00 Overcast -2° Overcast
Feels Like -4°
Calm West 8 - 17 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -4 °C
  • Wind Wind - Average 8 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 17 km/h
  • Visibility Visibility 40 km
06:00 Overcast -1° Overcast
Feels Like -4°
Calm West 11 - 20 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 53%
  • Dew Point Dew Point -10 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -4 °C
  • Wind Wind - Average 11 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 20 km/h
  • Visibility Visibility 40 km
07:00 Partly cloudy -1° Partly cloudy
Feels Like -5°
Calm Northwest 16 - 28 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 55%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 94%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 16 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 100 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 28 km/h
  • Visibility Visibility 40 km
Overcast 08:00 Overcast -1° Overcast
Feels Like -6°
Calm Northwest 18 - 33 km/h
UV Index 0 Low SPF: no
Overcast 08:00 Overcast -1° Overcast
Feels Like -6°
Calm Northwest 18 - 33 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 62%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 98%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -6 °C
  • Wind Wind - Average 18 km/h
  • Pressure Pressure 998 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 33 km/h
  • Visibility Visibility 35 km
09:00 Partly cloudy -1° Partly cloudy
Feels Like -6°
Calm Northwest 19 - 36 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 61%
  • Dew Point Dew Point -7 °C
  • Clouds Clouds 63%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -6 °C
  • Wind Wind - Average 19 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 100 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 36 km/h
  • Visibility Visibility 35 km
10:00 Partly cloudy Partly cloudy
Feels Like -5°
Calm Northwest 21 - 41 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 58%
  • Dew Point Dew Point -8 °C
  • Clouds Clouds 90%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 21 km/h
  • Pressure Pressure 999 hPa
  • Snowline Snowline 100 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 41 km/h
  • Visibility Visibility 40 km
Overcast 11:00 Overcast Overcast
Feels Like -5°
Calm Northwest 22 - 44 km/h
UV Index 1 Low SPF: no
Overcast 11:00 Overcast Overcast
Feels Like -5°
Calm Northwest 22 - 44 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 52%
  • Dew Point Dew Point -9 °C
  • Clouds Clouds 97%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 22 km/h
  • Pressure Pressure 1000 hPa
  • Snowline Snowline 200 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 44 km/h
  • Visibility Visibility 40 km
12:00 Partly cloudy Partly cloudy
Feels Like -5°
Calm Northwest 23 - 46 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 46%
  • Dew Point Dew Point -10 °C
  • Clouds Clouds 83%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 23 km/h
  • Pressure Pressure 1000 hPa
  • Snowline Snowline 200 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 46 km/h
  • Visibility Visibility 40 km
13:00 Overcast Overcast
Feels Like -5°
Calm Northwest 24 - 49 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 43%
  • Dew Point Dew Point -11 °C
  • Clouds Clouds 97%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 24 km/h
  • Pressure Pressure 1001 hPa
  • Snowline Snowline 200 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 49 km/h
  • Visibility Visibility 40 km
Overcast 14:00 Overcast Overcast
Feels Like -5°
Calm Northwest 26 - 51 km/h
UV Index 2 Low SPF: no
Overcast 14:00 Overcast Overcast
Feels Like -5°
Calm Northwest 26 - 51 km/h
UV Index 2 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 41%
  • Dew Point Dew Point -12 °C
  • Clouds Clouds 97%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1001 hPa
  • Snowline Snowline 200 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 51 km/h
  • Visibility Visibility 40 km
15:00 Overcast Overcast
Feels Like -5°
Calm Northwest 26 - 53 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 42%
  • Dew Point Dew Point -11 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -5 °C
  • Wind Wind - Average 26 km/h
  • Pressure Pressure 1001 hPa
  • Snowline Snowline 200 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 53 km/h
  • Visibility Visibility 20 km
16:00 Overcast Overcast
Feels Like -6°
Calm Northwest 28 - 55 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 39%
  • Dew Point Dew Point -13 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -6 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 1002 hPa
  • Snowline Snowline 100 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 55 km/h
  • Visibility Visibility 35 km
Overcast 17:00 Overcast -1° Overcast
Feels Like -7°
Calm Northwest 28 - 56 km/h
UV Index 1 Low SPF: no
Overcast 17:00 Overcast -1° Overcast
Feels Like -7°
Calm Northwest 28 - 56 km/h
UV Index 1 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 38%
  • Dew Point Dew Point -14 °C
  • Clouds Clouds 99%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -7 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 1003 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 56 km/h
  • Visibility Visibility 35 km
18:00 Overcast -2° Overcast
Feels Like -9°
Calm Northwest 27 - 55 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 38%
  • Dew Point Dew Point -15 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -9 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1004 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 55 km/h
  • Visibility Visibility 30 km
19:00 Overcast -4° Overcast
Feels Like -10°
Calm Northwest 27 - 54 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 40%
  • Dew Point Dew Point -15 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -10 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1005 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 54 km/h
  • Visibility Visibility 30 km
Overcast 20:00 Overcast -5° Overcast
Feels Like -12°
Calm Northwest 25 - 56 km/h
UV Index 0 Low SPF: no
Overcast 20:00 Overcast -5° Overcast
Feels Like -12°
Calm Northwest 25 - 56 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 42%
  • Dew Point Dew Point -16 °C
  • Clouds Clouds 100%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -12 °C
  • Wind Wind - Average 25 km/h
  • Pressure Pressure 1007 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 56 km/h
  • Visibility Visibility 25 km
21:00 Overcast -6° Overcast
Feels Like -13°
Calm Northwest 24 - 49 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 43%
  • Dew Point Dew Point -16 °C
  • Clouds Clouds 96%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -13 °C
  • Wind Wind - Average 24 km/h
  • Pressure Pressure 1008 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 49 km/h
  • Visibility Visibility 25 km
22:00 Partly cloudy -6° Partly cloudy
Feels Like -14°
Calm Northwest 27 - 50 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 43%
  • Dew Point Dew Point -17 °C
  • Clouds Clouds 74%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -14 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1009 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 50 km/h
  • Visibility Visibility 30 km
Partly cloudy 23:00 Partly cloudy -7° Partly cloudy
Feels Like -15°
Calm Northwest 28 - 54 km/h
UV Index 0 Low SPF: no
Partly cloudy 23:00 Partly cloudy -7° Partly cloudy
Feels Like -15°
Calm Northwest 28 - 54 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 47%
  • Dew Point Dew Point -17 °C
  • Clouds Clouds 63%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -15 °C
  • Wind Wind - Average 28 km/h
  • Pressure Pressure 1010 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 54 km/h
  • Visibility Visibility 40 km
24:00 Scattered clouds -8° Scattered clouds
Feels Like -16°
Calm Northwest 27 - 53 km/h
UV Index 0 Low SPF: no
  • Rain Rain 0% 0 mm
  • Humidity Humidity 52%
  • Dew Point Dew Point -16 °C
  • Clouds Clouds 43%
  • Snow depth Snow depth 2 cm
  • Feels Like Feels Like -16 °C
  • Wind Wind - Average 27 km/h
  • Pressure Pressure 1010 hPa
  • Snowline Snowline 0 m
  • Fog Fog No
  • Wind - Gusts Wind - Gusts 53 km/h
  • Visibility Visibility 35 km

Pollution in Thunder Bay

Detail
35
Fair O₃ (85 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

Heavy flooding on the island of Java, Indonesia.
Heavy flooding on the island of Java, Indonesia.