Thunder Bay, ON Weather

    02:00 Thursday
    Overcast
    Overcast
    1° Feels like -2°
    New Moon New Moon Illuminated: 2%
    • Today 18 Dec. Snow with cloudy skies 90% 14 mm 2° / -18° Moderate north wind 25 - 48 km/h
    • Tomorrow 19 Dec. Snow with partly cloudy skies 80% 1.7 mm -7° / -22° Moderate north wind 25 - 47 km/h
    • Saturday 20 Dec. Snow with partly cloudy skies 60% 0.2 mm -4° / -16° Strong northwest wind 28 - 53 km/h
    • Sunday 21 Dec. Scattered clouds -14° / -19° Strong northwest wind 28 - 52 km/h
    • Monday 22 Dec. Partly cloudy -4° / -20° Moderate southeast wind 15 - 27 km/h
    • Tuesday 23 Dec. Scattered clouds 1° / -7° Moderate southeast wind 17 - 34 km/h
    • Wednesday 24 Dec. Scattered clouds -3° / -14° Moderate northwest wind 7 - 32 km/h

    Weather Forecast for Thunder Bay, ON Today

    , 18 December

    Tomorrow

    , 19 December
    03:00 Overcast 1° Overcast
    Feels Like -2°
    Moderate southeast wind Southeast 11 - 21 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 20% 0 mm
    • Humidity Humidity 85%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like -2 °C
    • Wind Wind - Average 11 km/h
    • Pressure Pressure 993 hPa
    • Snowline Snowline 2625 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 25 km
    04:00 Rain and snow with cloudy skies 30% 0.04 in 1° Rain and snow
    Feels Like 0°
    Moderate southeast wind Southeast 6 - 21 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 30% 0.04 in
    • Humidity Humidity 84%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.18 in
    • Feels Like Feels Like 0 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 992 hPa
    • Snowline Snowline 2297 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 21 km/h
    • Visibility Visibility 6 km
    05:00 Rain and snow with cloudy skies 40% 0.2 in 1° Rain and snow
    Feels Like 0°
    Gentle southeast wind Southeast 5 - 14 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 40% 0.2 in
    • Humidity Humidity 87%
    • Dew Point Dew Point -1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.57 in
    • Feels Like Feels Like 0 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 991 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 14 km/h
    • Visibility Visibility 6 km
    06:00 Rain and snow with cloudy skies 40% 0.08 in 1° Rain and snow
    Feels Like 1°
    Gentle southeast wind Southeast 4 - 12 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 40% 0.08 in
    • Humidity Humidity 88%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.57 in
    • Feels Like Feels Like 1 °C
    • Wind Wind - Average 4 km/h
    • Pressure Pressure 991 hPa
    • Snowline Snowline 2297 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 8 km
    07:00 Light rain with cloudy skies 50% 0.024 mm 1° Light rain
    Feels Like 0°
    Gentle southeast wind Southeast 5 - 12 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 50% 0.024 mm
    • Humidity Humidity 92%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.57 in
    • Feels Like Feels Like 0 °C
    • Wind Wind - Average 5 km/h
    • Pressure Pressure 990 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 12 km/h
    • Visibility Visibility 5 km
    Light rain 08:00 Light rain with cloudy skies 60% 0.012 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 7 - 13 km/h
    		UV Index 0 Low SPF: no
    08:00 Light rain with cloudy skies 80% 1.5 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 7 - 13 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 60% 0.012 mm
    • Humidity Humidity 93%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.57 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 7 km/h
    • Pressure Pressure 990 hPa
    • Snowline Snowline 2297 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 13 km/h
    • Visibility Visibility 18 km
    09:00 Light rain with cloudy skies 80% 0.024 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 9 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 80% 0.024 mm
    • Humidity Humidity 95%
    • Dew Point Dew Point 0 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.57 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 990 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 2 km
    10:00 Light rain with cloudy skies 90% 0.071 mm 1° Light rain
    Feels Like -2°
    Gentle east wind East 9 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 90% 0.071 mm
    • Humidity Humidity 98%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 1.97 in
    • Feels Like Feels Like -2 °C
    • Wind Wind - Average 9 km/h
    • Pressure Pressure 989 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 2 km
    Light rain 11:00 Light rain with cloudy skies 90% 0.063 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 8 - 16 km/h
    		UV Index 0 Low SPF: no
    11:00 Light rain with cloudy skies 90% 4.6 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 8 - 16 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 90% 0.063 mm
    • Humidity Humidity 99%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.36 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 989 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 16 km/h
    • Visibility Visibility 2 km
    12:00 Light rain with cloudy skies 90% 0.047 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 8 - 15 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 90% 0.047 mm
    • Humidity Humidity 99%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.36 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 8 km/h
    • Pressure Pressure 989 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 15 km/h
    • Visibility Visibility 2 km
    13:00 Light rain with cloudy skies 90% 0.035 mm 1° Light rain
    Feels Like -1°
    Gentle east wind East 6 - 17 km/h
    		UV Index 0 Low SPF: no
    • Rain Rain 90% 0.035 mm
    • Humidity Humidity 98%
    • Dew Point Dew Point 1 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -1 °C
    • Wind Wind - Average 6 km/h
    • Pressure Pressure 988 hPa
    • Snowline Snowline 1969 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 17 km/h
    • Visibility Visibility 1 km
    Snow 14:00 Snow with cloudy skies 90% 0.47 in -1° Snow
    Feels Like -7°
    Moderate north wind North 21 - 36 km/h
    		UV Index 0 Low SPF: no
    14:00 Snow with cloudy skies 90% 2.9 in -1° Snow
    Feels Like -7°
    Moderate north wind North 21 - 36 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.47 in
    • Humidity Humidity 90%
    • Dew Point Dew Point -3 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 2.76 in
    • Feels Like Feels Like -7 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 989 hPa
    • Snowline Snowline 328 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 36 km/h
    • Visibility Visibility 2 km
    15:00 Snow with cloudy skies 80% 0.31 in -6° Snow
    Feels Like -12°
    Moderate north wind North 21 - 47 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 80% 0.31 in
    • Humidity Humidity 82%
    • Dew Point Dew Point -8 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -12 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 991 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 47 km/h
    • Visibility Visibility 6 km
    16:00 Snow with cloudy skies 70% 0.08 in -9° Snow
    Feels Like -16°
    Moderate north wind North 23 - 44 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 70% 0.08 in
    • Humidity Humidity 79%
    • Dew Point Dew Point -12 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -16 °C
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 992 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 44 km/h
    • Visibility Visibility 8 km
    Snow 17:00 Snow with cloudy skies 80% 0.12 in -11° Snow
    Feels Like -18°
    Moderate north wind North 21 - 45 km/h
    		UV Index 0 Low SPF: no
    17:00 Snow with cloudy skies 90% 1.3 in -11° Snow
    Feels Like -18°
    Moderate north wind North 21 - 45 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 80% 0.12 in
    • Humidity Humidity 78%
    • Dew Point Dew Point -14 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.15 in
    • Feels Like Feels Like -18 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 994 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Visibility Visibility 4 km
    18:00 Snow with cloudy skies 90% 0.31 in -12° Snow
    Feels Like -20°
    Moderate north wind North 21 - 43 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.31 in
    • Humidity Humidity 77%
    • Dew Point Dew Point -15 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.54 in
    • Feels Like Feels Like -20 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 996 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Visibility Visibility 3 km
    19:00 Snow with cloudy skies 90% 0.28 in -13° Snow
    Feels Like -21°
    Moderate north wind North 23 - 42 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.28 in
    • Humidity Humidity 74%
    • Dew Point Dew Point -16 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -21 °C
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 998 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 42 km/h
    • Visibility Visibility 4 km
    Snow 20:00 Snow with cloudy skies 90% 0.24 in -13° Snow
    Feels Like -22°
    Moderate north wind North 25 - 48 km/h
    		UV Index 0 Low SPF: no
    20:00 Snow with cloudy skies 90% 1.8 in -13° Snow
    Feels Like -22°
    Moderate north wind North 25 - 48 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.24 in
    • Humidity Humidity 72%
    • Dew Point Dew Point -17 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -22 °C
    • Wind Wind - Average 25 km/h
    • Pressure Pressure 999 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 48 km/h
    • Visibility Visibility 4 km
    21:00 Snow with cloudy skies 90% 0.2 in -14° Snow
    Feels Like -23°
    Moderate north wind North 21 - 46 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.2 in
    • Humidity Humidity 74%
    • Dew Point Dew Point -18 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 3.94 in
    • Feels Like Feels Like -23 °C
    • Wind Wind - Average 21 km/h
    • Pressure Pressure 1001 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 46 km/h
    • Visibility Visibility 4 km
    22:00 Snow with cloudy skies 90% 0.2 in -16° Snow
    Feels Like -25°
    Moderate northwest wind Northwest 20 - 43 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.2 in
    • Humidity Humidity 75%
    • Dew Point Dew Point -19 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 4.33 in
    • Feels Like Feels Like -25 °C
    • Wind Wind - Average 20 km/h
    • Pressure Pressure 1002 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 43 km/h
    • Visibility Visibility 3 km
    Snow 23:00 Snow with cloudy skies 90% 0.2 in -16° Snow
    Feels Like -26°
    Moderate north wind North 23 - 45 km/h
    		UV Index 0 Low SPF: no
    23:00 Snow with cloudy skies 90% 1.5 in -16° Snow
    Feels Like -26°
    Moderate north wind North 23 - 45 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 90% 0.2 in
    • Humidity Humidity 74%
    • Dew Point Dew Point -20 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 4.72 in
    • Feels Like Feels Like -26 °C
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1003 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 45 km/h
    • Visibility Visibility 3 km
    24:00 Snow with cloudy skies 70% 0.2 in -17° Snow
    Feels Like -27°
    Moderate northwest wind Northwest 23 - 46 km/h
    		UV Index 0 Low SPF: no
    • Snow Snow 70% 0.2 in
    • Humidity Humidity 73%
    • Dew Point Dew Point -21 °C
    • Clouds Clouds 100%
    • Snow depth Snow depth 4.72 in
    • Feels Like Feels Like -27 °C
    • Wind Wind - Average 23 km/h
    • Pressure Pressure 1004 hPa
    • Snowline Snowline 0 ft
    • Fog Fog No
    • Wind - Gusts Wind - Gusts 46 km/h
    • Visibility Visibility 5 km

    Sunrise and Sunset

    Sunrise 08:44 Sunset 17:03
    First light 08:07 Midday 12:54 Last light 17:40
    Day length 8h 20m

    Time remaining until sunrise 6h 1m

    Lunar calendar

    Mon Tue Wed Thu Fri Sat Sun
    18 New Moon
    19 New Moon
    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

    Air quality in Thunder Bay today

    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

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