Thunder Bay, ON Weather

    04:00 Sunday
    Clear
    Clear skies
    -19° Feels like -28°
    New Moon New Moon Illuminated: 3%
    • Today 21 Dec. Scattered clouds -13° / -21° Strong northwest wind 25 - 50 km/h
    • Tomorrow 22 Dec. Snow with partly cloudy skies 40% 0.1 mm -2° / -14° Moderate southeast wind 13 - 24 km/h
    • Tuesday 23 Dec. Snow with partly cloudy skies 70% 2.3 mm 1° / -18° Strong west wind 32 - 65 km/h
    • Wednesday 24 Dec. Partly cloudy -1° / -18° Gentle northwest wind 7 - 16 km/h
    • Thursday 25 Dec. Partly cloudy -8° / -14° Moderate east wind 17 - 34 km/h
    • Friday 26 Dec. Snow with cloudy skies 70% 3.1 mm -2° / -9° Moderate east wind 22 - 42 km/h
    • Saturday 27 Dec. Snow with cloudy skies 70% 4.3 mm 2° / -4° Moderate west wind 20 - 39 km/h

    Weather Forecast for Thunder Bay, ON Today

    , 21 December

    Tomorrow

    , 22 December
    05:00 Clear skies -19° Clear
    Feels Like -28°
    Moderate northwest wind Northwest 18 - 39 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -22 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -28 °C
    • Wind Wind - Average 18 km/h
    • Pressure Pressure 1024 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 39 km/h
    • Visibility Visibility 65 km
    06:00 Clear skies -19° Clear
    Feels Like -27°
    Moderate west wind West 14 - 33 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -22 °C
    • Clouds Clouds 0%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -27 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 33 km/h
    • Visibility Visibility 60 km
    07:00 Clear skies -20° Clear
    Feels Like -28°
    Moderate west wind West 14 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 78%
    • Dew Point Dew Point -23 °C
    • Clouds Clouds 4%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -28 °C
    • Wind Wind - Average 14 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Visibility Visibility 55 km
    Clear 08:00 Clear skies -20° Clear
    Feels Like -28°
    Moderate northwest wind Northwest 13 - 27 km/h
    		UV Index 0 Low SPF: no
    08:00 Clear skies -20° Clear
    Feels Like -28°
    Moderate northwest wind Northwest 13 - 27 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 78%
    • Dew Point Dew Point -23 °C
    • Clouds Clouds 8%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -28 °C
    • Wind Wind - Average 13 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 27 km/h
    • Visibility Visibility 55 km
    09:00 Clear -21° Sunny
    Feels Like -28°
    Moderate west wind West 12 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 78%
    • Dew Point Dew Point -23 °C
    • Clouds Clouds 8%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -28 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Visibility Visibility 55 km
    10:00 Partly cloudy -20° Partly cloudy
    Feels Like -28°
    Moderate northwest wind Northwest 12 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 77%
    • Dew Point Dew Point -23 °C
    • Clouds Clouds 76%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -28 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Visibility Visibility 40 km
    Scattered clouds 11:00 Scattered clouds -19° Scattered clouds
    Feels Like -26°
    Moderate northwest wind Northwest 12 - 24 km/h
    		UV Index 0 Low SPF: no
    11:00 Partly cloudy -19° Partly cloudy
    Feels Like -26°
    Moderate northwest wind Northwest 12 - 24 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 74%
    • Dew Point Dew Point -23 °C
    • Clouds Clouds 17%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -26 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 24 km/h
    • Visibility Visibility 60 km
    12:00 Clear -18° Sunny
    Feels Like -25°
    Moderate northwest wind Northwest 12 - 25 km/h
    		UV Index 1 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -22 °C
    • Clouds Clouds 2%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -25 °C
    • Wind Wind - Average 12 km/h
    • Pressure Pressure 1028 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Visibility Visibility 65 km
    13:00 Partly cloudy -17° Partly cloudy
    Feels Like -23°
    Moderate northwest wind Northwest 11 - 25 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 67%
    • Dew Point Dew Point -21 °C
    • Clouds Clouds 87%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -23 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 25 km/h
    • Visibility Visibility 70 km
    Overcast 14:00 Overcast -15° Overcast
    Feels Like -21°
    Moderate west wind West 9 - 23 km/h
    		UV Index 0 Low SPF: no
    14:00 Overcast -15° Overcast
    Feels Like -21°
    Moderate west wind West 9 - 23 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 65%
    • Dew Point Dew Point -21 °C
    • Clouds Clouds 98%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -21 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 23 km/h
    • Visibility Visibility 75 km
    15:00 Partly cloudy -15° Partly cloudy
    Feels Like -19°
    Gentle west wind West 6 - 19 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 63%
    • Dew Point Dew Point -20 °C
    • Clouds Clouds 71%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -19 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 19 km/h
    • Visibility Visibility 75 km
    16:00 Partly cloudy -15° Partly cloudy
    Feels Like -16°
    Gentle west wind West 3 - 14 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 64%
    • Dew Point Dew Point -20 °C
    • Clouds Clouds 55%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -16 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 14 km/h
    • Visibility Visibility 75 km
    Overcast 17:00 Overcast -16° Overcast
    Feels Like -15°
    Gentle northwest wind Northwest 1 - 8 km/h
    		UV Index 0 Low SPF: no
    17:00 Overcast -16° Overcast
    Feels Like -15°
    Gentle northwest wind Northwest 1 - 8 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 69%
    • Dew Point Dew Point -20 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -15 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 8 km/h
    • Visibility Visibility 55 km
    18:00 Overcast -14° Overcast
    Feels Like -12°
    Gentle north wind North 1 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 75%
    • Dew Point Dew Point -18 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 1 km/h
    • Pressure Pressure 1027 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 18 km
    19:00 Overcast -14° Overcast
    Feels Like -13°
    Gentle northeast wind Northeast 2 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 74%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -13 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 55 km
    Overcast 20:00 Overcast -14° Overcast
    Feels Like -15°
    Gentle north wind North 2 - 6 km/h
    		UV Index 0 Low SPF: no
    20:00 Overcast -14° Overcast
    Feels Like -15°
    Gentle north wind North 2 - 6 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 81%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 97%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -15 °C
    • Wind Wind - Average 2 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 6 km/h
    • Visibility Visibility 55 km
    21:00 Partly cloudy -16° Partly cloudy
    Feels Like -17°
    Gentle north wind North 3 - 7 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 83%
    • Dew Point Dew Point -18 °C
    • Clouds Clouds 75%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -17 °C
    • Wind Wind - Average 3 km/h
    • Pressure Pressure 1026 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 7 km/h
    • Visibility Visibility 55 km
    22:00 Partly cloudy -17° Partly cloudy
    Feels Like -19°
    Gentle north wind North 4 - 9 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 82%
    • Dew Point Dew Point -19 °C
    • Clouds Clouds 94%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -19 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 9 km/h
    • Visibility Visibility 45 km
    Overcast 23:00 Overcast -15° Overcast
    Feels Like -18°
    Gentle north wind North 4 - 10 km/h
    		UV Index 0 Low SPF: no
    23:00 Overcast -15° Overcast
    Feels Like -18°
    Gentle north wind North 4 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 81%
    • Dew Point Dew Point -18 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -18 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Visibility Visibility 25 km
    24:00 Overcast -14° Overcast
    Feels Like -16°
    Gentle north wind North 4 - 10 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 0% 0 mm
    • Humidity Humidity 79%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -16 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 1025 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 10 km/h
    • Visibility Visibility 20 km

    Sunrise and Sunset

    Sunrise 08:46 Sunset 17:05
    First light 08:09 Midday 12:55 Last light 17:41
    Day length 8h 19m

    Time remaining until sunrise 3h 52m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    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
    3 Full Moon

    Air quality in Thunder Bay today

    Detail
    34
    Fair O₃ (84 µg/m³)
    • Little health risk.
    • Sensitive people should consider reducing prolonged or intense outdoor activities if they experience symptoms.

    Weather graphs
    Maximum Minimum Rainfall

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