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Thunder Bay, ON

SNOWFALL WARNING

Current Conditions

Light Snow

Light Snow

-1°C30°F

Wind:
ESE 26
gust 35 km/h
ESE 16
gust 22 mph
Wind Chill:
-7
19
More details
Temperature:
-0.9°C
30.4° F
Pressure:
101.6 kPa
30.0 inches
Dew point:
-1.7°C
28.9°F
Visibility:
2 km
2 miles
Humidity:
94%
Date:
5:20 AM EDT Wednesday 22 March 2023
Observed at:
Thunder Bay Airport
Past 24 hour ConditionsPast 24 hour Conditions
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Historical Weather

ForecastForecast issued: 5:30 AM EDT Wednesday 22 March 2023

SNOWFALL WARNING

Detailed ForecastForecast issued: 5:30 AM EDT Wednesday 22 March 2023

Snow at times heavy or rain
Today
3°C37°F
Snow at times heavy changing to periods of rain or drizzle this afternoon. Snowfall amount 5 to 10 cm. Wind southeast 20 km/h gusting to 40 becoming light this morning. Wind becoming west 30 gusting to 50 late this afternoon. High plus 3. Wind chill minus 7 this morning. UV index 1 or low.
Chance of flurries or rain showers
Tonight
-8°C18°F
Periods of rain or drizzle ending this evening then cloudy with 30 percent chance of flurries. Wind west 30 km/h gusting to 50. Low minus 8. Wind chill minus 12 overnight.
Clearing
Thu, 23 Mar
2°C36°F
Clearing in the morning. Wind becoming northwest 30 km/h late in the morning. High plus 2. Wind chill minus 14 in the morning. UV index 3 or moderate.
Night:  Clear. Low minus 13.
Sunny
Fri, 24 Mar
4°C39°F
Sunny. High plus 4.
Night:  Clear. Low minus 8.
Sunny
Sat, 25 Mar
4°C39°F
Sunny. High plus 4.
Night:  Cloudy periods. Low minus 6.
A mix of sun and cloud
Sun, 26 Mar
4°C39°F
A mix of sun and cloud. High plus 4.
Night:  Cloudy periods. Low minus 7.
A mix of sun and cloud
Mon, 27 Mar
4°C39°F
A mix of sun and cloud. High plus 4.
Night:  Cloudy periods. Low minus 12.
A mix of sun and cloud
Tue, 28 Mar
1°C34°F
A mix of sun and cloud. High plus 1.
Normals:
Max 3°C.37°F. Min -8°C.18°F.
Sunrise:
7:57 EDT
Sunset:
20:11 EDT

Averages and extremes

17 March
Average high
  • 0.4°C32.7°F
Average low
  • -10.9°C12.4°F
Highest temperature (1942-2004)
  • 12.2°C54.0°F
  • 1968
Lowest temperature (1942-2004)
  • -29.4°C-20.9°F
  • 1976
Greatest precipitation (1942-2004)
  • 14.5 mm0.57 inches
  • 1999
Greatest rainfall (1942-2003)
  • 2.5 mm0.1 inches
  • 1945
Greatest snowfall (1942-2003)
  • 7.4 cm2.91 inches
  • 1963
Most snow on the ground (1955-1994)
  • 108.0 cm42.52 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

18 March
Average high
  • 0.7°C33.3°F
Average low
  • -10.7°C12.7°F
Highest temperature (1942-2004)
  • 11.7°C53.1°F
  • 1946
Lowest temperature (1942-2004)
  • -29.4°C-20.9°F
  • 1944
Greatest precipitation (1942-2004)
  • 10.2 mm0.4 inches
  • 1948
Greatest rainfall (1942-2003)
  • 9.4 mm0.37 inches
  • 1966
Greatest snowfall (1942-2003)
  • 10.2 cm4.02 inches
  • 1948
Most snow on the ground (1955-1994)
  • 108.0 cm42.52 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

19 March
Average high
  • 0.9°C33.6°F
Average low
  • -10.4°C13.3°F
Highest temperature (1942-2004)
  • 12.2°C54.0°F
  • 1946
Lowest temperature (1942-2004)
  • -28.3°C-18.9°F
  • 1944
Greatest precipitation (1942-2004)
  • 8.9 mm0.35 inches
  • 1955
Greatest rainfall (1942-2003)
  • 8.4 mm0.33 inches
  • 1979
Greatest snowfall (1942-2003)
  • 9.9 cm3.9 inches
  • 1963
Most snow on the ground (1955-1994)
  • 109.0 cm42.91 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

20 March
Average high
  • 1.2°C34.2°F
Average low
  • -10.1°C13.8°F
Highest temperature (1942-2004)
  • 13.3°C55.9°F
  • 1946
Lowest temperature (1942-2004)
  • -28.9°C-20.0°F
  • 1965
Greatest precipitation (1942-2004)
  • 27.9 mm1.1 inches
  • 1942
Greatest rainfall (1942-2003)
  • 5.0 mm0.2 inches
  • 2003
Greatest snowfall (1942-2003)
  • 27.9 cm10.98 inches
  • 1942
Most snow on the ground (1955-1994)
  • 118.0 cm46.46 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

21 March
Average high
  • 1.5°C34.7°F
Average low
  • -9.8°C14.4°F
Highest temperature (1942-2004)
  • 11.7°C53.1°F
  • 1945
Lowest temperature (1942-2004)
  • -24.4°C-11.9°F
  • 1965
Greatest precipitation (1942-2004)
  • 18.0 mm0.71 inches
  • 1949
Greatest rainfall (1942-2003)
  • 5.8 mm0.23 inches
  • 1946
Greatest snowfall (1942-2003)
  • 18.0 cm7.09 inches
  • 1949
Most snow on the ground (1955-1994)
  • 119.0 cm46.85 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

22 March
Average high
  • 1.7°C35.1°F
Average low
  • -9.6°C14.7°F
Highest temperature (1942-2004)
  • 16.5°C61.7°F
  • 2000
Lowest temperature (1942-2004)
  • -26.7°C-16.1°F
  • 1974
Greatest precipitation (1942-2004)
  • 25.8 mm1.02 inches
  • 1979
Greatest rainfall (1942-2003)
  • 9.1 mm0.36 inches
  • 1953
Greatest snowfall (1942-2003)
  • 18.0 cm7.09 inches
  • 1979
Most snow on the ground (1955-1994)
  • 128.0 cm50.39 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

23 March
Average high
  • 2.0°C35.6°F
Average low
  • -9.3°C15.3°F
Highest temperature (1942-2004)
  • 13.1°C55.6°F
  • 2000
Lowest temperature (1942-2004)
  • -25.6°C-14.1°F
  • 1951
Greatest precipitation (1942-2004)
  • 25.8 mm1.02 inches
  • 1991
Greatest rainfall (1942-2003)
  • 10.6 mm0.42 inches
  • 1991
Greatest snowfall (1942-2003)
  • 11.8 cm4.65 inches
  • 1991
Most snow on the ground (1955-1994)
  • 129.0 cm50.79 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

24 March
Average high
  • 2.3°C36.1°F
Average low
  • -9.0°C15.8°F
Highest temperature (1942-2004)
  • 15.4°C59.7°F
  • 2003
Lowest temperature (1942-2004)
  • -30.0°C-22.0°F
  • 1965
Greatest precipitation (1942-2004)
  • 20.4 mm0.8 inches
  • 1988
Greatest rainfall (1942-2003)
  • 16.4 mm0.65 inches
  • 1988
Greatest snowfall (1942-2003)
  • 12.4 cm4.88 inches
  • 1944
Most snow on the ground (1955-1994)
  • 129.0 cm50.79 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

25 March
Average high
  • 2.6°C36.7°F
Average low
  • -8.7°C16.3°F
Highest temperature (1942-2004)
  • 12.8°C55.0°F
  • 1946
Lowest temperature (1942-2004)
  • -27.2°C-17.0°F
  • 1974
Greatest precipitation (1942-2004)
  • 14.2 mm0.56 inches
  • 1954
Greatest rainfall (1942-2003)
  • 7.8 mm0.31 inches
  • 1988
Greatest snowfall (1942-2003)
  • 14.2 cm5.59 inches
  • 1954
Most snow on the ground (1955-1994)
  • 127.0 cm50.0 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

26 March
Average high
  • 2.9°C37.2°F
Average low
  • -8.5°C16.7°F
Highest temperature (1942-2004)
  • 15.0°C59.0°F
  • 1946
Lowest temperature (1942-2004)
  • -24.5°C-12.1°F
  • 1996
Greatest precipitation (1942-2004)
  • 16.5 mm0.65 inches
  • 1950
Greatest rainfall (1942-2003)
  • 7.8 mm0.31 inches
  • 1991
Greatest snowfall (1942-2003)
  • 16.5 cm6.5 inches
  • 1950
Most snow on the ground (1955-1994)
  • 127.0 cm50.0 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

27 March
Average high
  • 3.1°C37.6°F
Average low
  • -8.2°C17.2°F
Highest temperature (1942-2004)
  • 19.4°C66.9°F
  • 1946
Lowest temperature (1942-2004)
  • -23.3°C-9.9°F
  • 1965
Greatest precipitation (1942-2004)
  • 20.6 mm0.81 inches
  • 1968
Greatest rainfall (1942-2003)
  • 20.6 mm0.81 inches
  • 1968
Greatest snowfall (1942-2003)
  • 13.5 cm5.31 inches
  • 1950
Most snow on the ground (1955-1994)
  • 127.0 cm50.0 inches
  • 1955
Monthly frequency of precipitation
  • n/a

Note that more recent Averages and Extremes information for this location may be available. Please visit the Historical Climate Data's Almanac Averages and Extremes page.

Yesterday's Data
Max:
-1.8 °C28.8 °F
Min:
-21.4 °C-6.5 °F
Total Precipitation:
0.2 mm0.01 in

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