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2 WEATHER ALERTS
SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts and large hail.Hazards:Wind gusts up to 100 km/h.Torrential downpours.Risk of tornado.Nickel to ping pong ball sized hail.Timing:Late this afternoon into this evening.Discussion:A line of thunderstorms is expected to develop late this afternoon or early this evening. The main threats will be strong wind gusts as well as torrential downpours. For details on rainfall, please see the rainfall warning or special weather statement that is currently in effect. The environment also supports a tornado risk. While the probability of nickel to ping pong ball sized hail is low, it remains possible.Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Remember, severe thunderstorms can produce tornadoes.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.For more information: ontario.ca/page/be-prepared-emergency.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
SPECIAL WEATHER STATEMENT
Significant rainfall possible tonight.Hazards:Total rainfall amounts of 30 to 50 mm with locally higher amounts possible.Timing:Tonight.Discussion:A line of thunderstorms is expected to track over the area this evening with heavy rain. Rainfall amounts of 30 to 50 mm are expected with the passage of this line of thunderstorms. Significantly higher rainfall amounts are expected to remain west of the Thunder Bay area, where a rainfall warning is in effect.For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources and Forestry office. Visit Ontario.ca/floods for the latest details.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
Current ConditionsObserved at: Thunder Bay Airport
- Past 24 hours
- Weather Radar
- Satellite
- Lightning
19°C
- °C
- °F
- Observed at:
- Thunder Bay Airport
- Date:
- Condition:
- Mostly Cloudy
- Pressure:
- 100.5 kPa
- Tendency:
- Falling
- Temperature:
- 19.0°C
- Dew point:
- 15.3°C
- Humidity:
- 79%
- Wind:
- E 17 km/h
- Visibility:
- 32 km
19°C
- Condition:
- Mostly Cloudy
- Pressure:
- 100.5 kPa
- Tendency:
- Falling
- Temperature:
- 19.0°C
- Dew point:
- 15.3°C
- Humidity:
- 79%
- Wind:
- E 17 km/h
- Visibility:
- 32 km
Mostly Cloudy
19°C
- °C
- °F
- Wind:
- E 17 km/h
More details
- Temperature:
- 19.0°C
- Pressure:
- 100.5 kPa
- Dew point:
- 15.3°C
- Visibility:
- 32 km
- Humidity:
- 79%
- Date:
- Observed at:
- Thunder Bay Airport
Past 24 hour Conditions
Weather Radar
Satellite
Lightning
Alerts
Jet Stream
Hourly Forecast
Air Quality
Historical Weather
ForecastForecast issued:
- Hourly Forecast
- Air Quality
- Alerts
- Jet Stream
Tonight
Wed
19 Jun
25°C
30%
Chance of showers
Night
7°C
Clear
Thu
20 Jun
23°C
Sunny
Night
9°C
Cloudy
Fri
21 Jun
18°C
Cloudy
Night
12°C
30%
Chance of showers
Sat
22 Jun
16°C
60%
Chance of showers
Night
14°C
60%
Chance of showers
Sun
23 Jun
22°C
30%
Chance of showers
Night
12°C
Clear
Mon
24 Jun
25°C
Sunny
2 WEATHER ALERTS
SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts and large hail.Hazards:Wind gusts up to 100 km/h.Torrential downpours.Risk of tornado.Nickel to ping pong ball sized hail.Timing:Late this afternoon into this evening.Discussion:A line of thunderstorms is expected to develop late this afternoon or early this evening. The main threats will be strong wind gusts as well as torrential downpours. For details on rainfall, please see the rainfall warning or special weather statement that is currently in effect. The environment also supports a tornado risk. While the probability of nickel to ping pong ball sized hail is low, it remains possible.Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Remember, severe thunderstorms can produce tornadoes.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.For more information: ontario.ca/page/be-prepared-emergency.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
SPECIAL WEATHER STATEMENT
Significant rainfall possible tonight.Hazards:Total rainfall amounts of 30 to 50 mm with locally higher amounts possible.Timing:Tonight.Discussion:A line of thunderstorms is expected to track over the area this evening with heavy rain. Rainfall amounts of 30 to 50 mm are expected with the passage of this line of thunderstorms. Significantly higher rainfall amounts are expected to remain west of the Thunder Bay area, where a rainfall warning is in effect.For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources and Forestry office. Visit Ontario.ca/floods for the latest details.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
Detailed ForecastForecast issued:
2 WEATHER ALERTS
SEVERE THUNDERSTORM WATCH
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts and large hail.Hazards:Wind gusts up to 100 km/h.Torrential downpours.Risk of tornado.Nickel to ping pong ball sized hail.Timing:Late this afternoon into this evening.Discussion:A line of thunderstorms is expected to develop late this afternoon or early this evening. The main threats will be strong wind gusts as well as torrential downpours. For details on rainfall, please see the rainfall warning or special weather statement that is currently in effect. The environment also supports a tornado risk. While the probability of nickel to ping pong ball sized hail is low, it remains possible.Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles. Remember, severe thunderstorms can produce tornadoes.Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors!Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.Severe thunderstorm watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.For more information: ontario.ca/page/be-prepared-emergency.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
SPECIAL WEATHER STATEMENT
Significant rainfall possible tonight.Hazards:Total rainfall amounts of 30 to 50 mm with locally higher amounts possible.Timing:Tonight.Discussion:A line of thunderstorms is expected to track over the area this evening with heavy rain. Rainfall amounts of 30 to 50 mm are expected with the passage of this line of thunderstorms. Significantly higher rainfall amounts are expected to remain west of the Thunder Bay area, where a rainfall warning is in effect.For information concerning flooding, please consult your local Conservation Authority or Ontario Ministry of Natural Resources and Forestry office. Visit Ontario.ca/floods for the latest details.Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.
In effect for:
- City of Thunder Bay
Follow:
- Regional ATOM
Date | Detailed Forecast |
---|---|
Tonight | Cloudy. Showers beginning early this evening and ending overnight then 40 percent chance of showers. Risk of a thunderstorm this evening and overnight. Local amount 30 mm. Wind northwest 20 km/h becoming light this evening. Wind becoming west 30 gusting to 50 before morning. Low 17. |
Wed, 19 Jun | Mainly cloudy. 30 percent chance of showers in the morning. Clearing late in the afternoon. Wind northwest 30 km/h gusting to 50. High 25. Humidex 28. UV index 8 or very high. |
Night | Clear. Wind west 20 km/h becoming light in the evening. Low 7. |
Thu, 20 Jun | Sunny. High 23. |
Night | Increasing cloudiness. Low 9. |
Fri, 21 Jun | Cloudy. High 18. |
Night | Cloudy with 30 percent chance of showers. Low 12. |
Sat, 22 Jun | Cloudy with 60 percent chance of showers. High 16. |
Night | Cloudy with 60 percent chance of showers. Low 14. |
Sun, 23 Jun | Cloudy with 30 percent chance of showers. High 22. |
Night | Clear. Low 12. |
Mon, 24 Jun | Sunny. High 25. |
Normals | Max22°C.Min9°C. | Sunrise | 5:55 EDT | Sunset | 22:02 EDT |
---|
Detailed ForecastForecast issued:
Tonight17°C
Cloudy. Showers beginning early this evening and ending overnight then 40 percent chance of showers. Risk of a thunderstorm this evening and overnight. Local amount 30 mm. Wind northwest 20 km/h becoming light this evening. Wind becoming west 30 gusting to 50 before morning. Low 17.
Wed, 19 Jun
25°C
Mainly cloudy. 30 percent chance of showers in the morning. Clearing late in the afternoon. Wind northwest 30 km/h gusting to 50. High 25. Humidex 28. UV index 8 or very high.
Night:Clear. Wind west 20 km/h becoming light in the evening. Low 7.
Thu, 20 Jun
23°C
Sunny. High 23.
Night:Increasing cloudiness. Low 9.
Fri, 21 Jun
18°C
Cloudy. High 18.
Night:Cloudy with 30 percent chance of showers. Low 12.
Sat, 22 Jun
16°C
Cloudy with 60 percent chance of showers. High 16.
Night:Cloudy with 60 percent chance of showers. Low 14.
Sun, 23 Jun
22°C
Cloudy with 30 percent chance of showers. High 22.
Night:Clear. Low 12.
Mon, 24 Jun
25°C
Sunny. High 25.
- Normals:
- Max22°C.Min9°C.
- Sunrise:
- 5:55 EDT
- Sunset:
- 22:02 EDT
Averages and extremes
13 Jun
- Average high
- 20.2°C
- Average low
- 6.9°C
- Highest temperature (1942-2004)
- 30.6°C
- 1953
- Lowest temperature (1942-2004)
- -1.1°C
- 1946
- Greatest precipitation (1942-2004)
- 48.8 mm
- 1944
- Greatest rainfall (1942-2003)
- 48.8 mm
- 1944
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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.
14 Jun
- Average high
- 20.4°C
- Average low
- 7.1°C
- Highest temperature (1942-2004)
- 30.2°C
- 1987
- Lowest temperature (1942-2004)
- -0.6°C
- 1958
- Greatest precipitation (1942-2004)
- 37.8 mm
- 1964
- Greatest rainfall (1942-2003)
- 37.8 mm
- 1964
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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.
15 Jun
- Average high
- 20.5°C
- Average low
- 7.2°C
- Highest temperature (1942-2004)
- 30.6°C
- 1955
- Lowest temperature (1942-2004)
- 0.6°C
- 1948
- Greatest precipitation (1942-2004)
- 33.5 mm
- 1950
- Greatest rainfall (1942-2003)
- 33.5 mm
- 1950
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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.
16 Jun
- Average high
- 20.6°C
- Average low
- 7.4°C
- Highest temperature (1942-2004)
- 30.6°C
- 1946
- Lowest temperature (1942-2004)
- 1.1°C
- 1972
- Greatest precipitation (1942-2004)
- 18.0 mm
- 1969
- Greatest rainfall (1942-2003)
- 18.0 mm
- 1969
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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.
17 Jun
- Average high
- 20.8°C
- Average low
- 7.5°C
- Highest temperature (1942-2004)
- 31.7°C
- 1970
- Lowest temperature (1942-2004)
- 0.6°C
- 1950
- Greatest precipitation (1942-2004)
- 26.6 mm
- 1994
- Greatest rainfall (1942-2003)
- 26.6 mm
- 1994
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 20.9°C
- Average low
- 7.7°C
- Highest temperature (1942-2004)
- 39.0°C
- 1995
- Lowest temperature (1942-2004)
- 1.1°C
- 1948
- Greatest precipitation (1942-2004)
- 21.3 mm
- 1963
- Greatest rainfall (1942-2003)
- 21.3 mm
- 1963
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 21.0°C
- Average low
- 7.8°C
- Highest temperature (1942-2004)
- 34.4°C
- 1988
- Lowest temperature (1942-2004)
- 1.5°C
- 2003
- Greatest precipitation (1942-2004)
- 23.4 mm
- 1963
- Greatest rainfall (1942-2003)
- 23.4 mm
- 1963
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 21.2°C
- Average low
- 8.0°C
- Highest temperature (1942-2004)
- 30.4°C
- 1988
- Lowest temperature (1942-2004)
- 0.3°C
- 2003
- Greatest precipitation (1942-2004)
- 21.3 mm
- 1975
- Greatest rainfall (1942-2003)
- 21.3 mm
- 1975
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 21.3°C
- Average low
- 8.1°C
- Highest temperature (1942-2004)
- 31.1°C
- 1956
- Lowest temperature (1942-2004)
- -1.1°C
- 1950
- Greatest precipitation (1942-2004)
- 19.0 mm
- 1985
- Greatest rainfall (1942-2003)
- 19.0 mm
- 1985
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 21.5°C
- Average low
- 8.3°C
- Highest temperature (1942-2004)
- 31.7°C
- 1945
- Lowest temperature (1942-2004)
- 1.0°C
- 1978
- Greatest precipitation (1942-2004)
- 40.5 mm
- 1985
- Greatest rainfall (1942-2003)
- 40.5 mm
- 1985
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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 Jun
- Average high
- 21.6°C
- Average low
- 8.4°C
- Highest temperature (1942-2004)
- 32.6°C
- 1980
- Lowest temperature (1942-2004)
- 0.1°C
- 1979
- Greatest precipitation (1942-2004)
- 35.8 mm
- 1964
- Greatest rainfall (1942-2003)
- 35.8 mm
- 1964
- Greatest snowfall (1942-2003)
- 0.0 cm
- Most snow on the ground (1955-2004)
- 0.0 cm
- 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.
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