Updated1/21/2025 19:13:00
 
Extreme Cold Warning
3:30 p.m. EST Tuesday 21 January 2025

Extreme Cold Warning in effect for:
  • City of Toronto
Extreme cold tonight through Wednesday morning.

What:
Wind chill values near minus 30 to as low as minus 35.

When:
Tonight through Wednesday morning.

Additional information:
An Arctic airmass is bringing bitterly cold wind chills to the area. Temperatures will moderate by Wednesday afternoon.

Extreme cold puts everyone at risk.

Watch for cold related symptoms: shortness of breath, chest pain, muscle pain and weakness, numbness and colour change in fingers and toes.

Dress warmly. Dress in layers that you can remove if you get too warm. The outer layer should be wind resistant.

Cover up. Frostbite can develop within minutes on exposed skin, especially with wind chill.

Check on older family, friends and neighbours.

If it’s too cold for you to stay outside, it’s too cold for your pet to stay outside.

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.

Summary / Temperature / EC Forecast / Webcam Wind-Sonic Anemometer Snow Radar / Lightning / Fire

Currently: -12.8°C, Max: -10.0°C, Min: -14.1°C Night time, Dry

Temperature: -13 °C   
Trends: Colder 0.5 °C than last hour. Very Cold Feels like:     -15°C
Aparent solar temperature: -16.0
Than yesterday: -1°CColder 1°C   than yesterday at this time.
Average Weekly Temp: -5.7°C
Record Month High Temp: 3.9°C
Record MonthLow Temp: -14.1°C
Humidex: -17.6°C
Daily high humidex: -14.9°C
Daily low humidex: -18.9°C
Heat Index: -13°C
Record hight Heat Index: 27.8
Record hight Heat Index Month: 10
Record hight Heat Index Day: 21
Record hight Heat Index Year: 2024
Year record high heat index: 3.9°C
Year record high heat index month:
Year record high heat index day: 18 
Year record high heat index year: 2025 
User daily report: ---
 
 
 
 
 
 
 
Temperature
  Today Yesterday
High: -10.0°C
12:09
-7.0°C
13:55
Low: -14.1°C
08:04
-12.6°C
23:55
Temp. interior: 26.4°C Time
Max.int: 27.0°C 18:20
Min.int: 23.9°C 05:16
All time Temp. Date
High 28.4° C 10.2.2024
Low -17.1° C 12.22.2024



 Wind from N N 1.7 Gust: 3.2 km/h
Beaufort: 0 Bft - Light Air
Today Avg: 20.9 km/h at  12:18
Max Gust last hour: 11.3 km/h
Max Gust yesterday: 18.5 km/h at  14:18
Average direction gust: NNW
Gust Month: 27.4 km/h Jan 3
10-min Avg: 1.9 km/h
15-min Avg: 1.9 km/h
30-min Avg: 2.0 km/h
60-min Avg: 1.7 km/h
120-min Avg: 2.3 km/h
Wind 5 min ago:           1.9 km/h
Wind 10 min ago:         1.9 km/h
Wind 15 min ago:         1.9 km/h
Wind 20 min ago:         1.9 km/h 1.9 km/h
Wind 30 min ago:         1.9 km/h
Wind 45 min ago:         1.9 km/h
Wind 60 min ago:         1.9 km/h
Wind 75 min ago:         1.9 km/h
Wind 90 min ago:         3.7 km/h
Wind 105 min ago:       1.9 km/h
Wind 120 min ago:       1.9 km/h


  
Snow Today: 0.0 cm
Snow Yesterday: 0 cm
This Month: 14 cm
Winter Total: 14 cm
Snow Depth: 5 cm
7 snow days in Jan.
7 snow days in year 2025
Estimated height snow: 125 cm
Current ET: 0.2 mm
Yesterday ET: 0.2 mm
ET for last 7 days: 1.4 mm
ET year to date: 4.4 mm
Solar energy number: 0 W/M2
Daily high solar: 0
Time that the daily high solar: 00:00
Current solar percent: 0 %
Vpsolar 30 min ago: 0
Vpsolar 60 min ago: 0
Vpsolar 90 min ago: 0
Vpsolar 120 min ago: 0
Sunshine hours to date day: 00:00
Sunshine hours to date month: 00:00
Daily lengt yesterday: 09:30:00
Click on images to zoom

GR3 Radar
Satellite IR
WU lightning map
Windy.com Map Temp. Wind
Zoom Map
Windy.com Map Rain
Weather Radar Windy.com
Radar.weather.gov Radar weather gov.
Satellite GOES 16 East GOES 16 East
Satellite GOES 16 Geocolor GOES East Geocolor
Satellite GOES 16 Visible GOES 16 Visible
Satellite GOES 16 IR GOES 16 IR
Accuweater satellite SIR Activity Map
Lightning maps
My nexstorm image
Polluantion map
Latest Lightning Strikes
Lightening counts: 0
Lightening distance: 0 km
Lightening bearing :
Lightening counts last 30 min.: 0
Lightening counts last hour: 0
Lightening last 12 hours: 0
Lightening year: 0
Lightening month: 0
Lightening count last time:
Lightening strike max time: 19:13

Chandler Burning Index: LOW
FIRE
Current: 0.0
CBI Index
Currently: 3.4 at 19:13
Humidity & Barometer Cloud base & Air Quality Sun & Moon/Sun Plot

Humidity:   62 % Increased 6% since last hour.
Humid. 10 min ago: 60 %
Humid. 15 min ago: 59 %
Humid. 20 min ago: 59 %
Humid. 30 min ago: 59 %
Humid. 60 min ago: 56 %
Humid. 120 min ago: 45 %
Indoor Humidity: 18 %
Dew Point: -18.6°C Increased 0.7°C since last hour.
Wetbulb: -13.8°C
Barometer: 1027.8 mb Rising 0.5  mb/hr
Trend: +0.5mb/hr
Baro Trend: Rising slowly
60 min ago: 1027.2
90 min ago: 1026.9
120 min ago: 1026.2
Max. yest.: 1026.8 mb
Min. yest.: 1015.4 mb
Baro 3-Hr Trend: Rising
Record High Baro: 1045.1
Record Low Baro: 989.3
Air Density: 1.37




-->
Air Quality
PurpleAir Exterior
Loading PurpleAir Widget...
  
Waning Crescent
Waning Crescent, Moon at 22 days in cycle
                49%
               Illuminated
Moonrise: 01:33
Moonset: 11:24
Possible hours of Daylight
Sunrise Today:
07:43:58
Sunset Today:
17:14:52
Length of Day Yesterday:
09:30:54
Length of Day Today:
09:28:51
Day Length Increase:
02:03 min



                        Environment Canada Forecast

 EC Extended Forecast & WXSIM Forecast  -   Tonight 's and Wed, 22 Jan's Outlook
Tonight
Chance of flurries (30%)
Chance of flurries
Min: -20°C
EC forecast: Partly cloudy with 30 percent chance of flurries this evening then clear. Wind west 20 km/h gusting to 40 becoming light before morning. Low minus 20. Wind chill minus 21 this evening and minus 27 overnight.
WXSIM forecast: Mostly clear in the evening, becoming clear after midnight. A slight chance of snow. Very cold. Low -18°. Wind chill ranging from -26 to -12. Wind west around 17 kph, gusting to 31 kph. Chance of precipitation less than 20 percent. Precipitation (liquid equivalent) mostly less than 2 mm. Little or no snow accumulation expected. Minimum freezing level -2550 meters above sea level.
Local station forecast: Mostly clear with little temp change.
Wed, 22 Jan
Chance of flurries (40%)
Chance of flurries
Max: -10°C
EC forecast: Mainly sunny. Increasing cloudiness in the morning then 40 percent chance of flurries in the afternoon. Wind becoming southwest 30 km/h gusting to 50 in the morning. High minus 10. Wind chill minus 30 in the morning and minus 20 in the afternoon. Risk of frostbite. UV index 1 or low.
WXSIM forecast: Partly to mostly sunny in the morning, becoming dense overcast in the afternoon. A slight chance of snow in the morning, then a chance of snow in the afternoon. Breezy and cold. High -12°. Wind chill ranging from -25 to -21. Wind west around 14 kph, gusting to 31 kph, in the morning, becoming south-southwest around 21 kph, gusting to 35 kph, in the afternoon. Chance of precipitation 30 percent. Precipitation (liquid equivalent) mostly less than 2 mm. Snow accumulation 1 to 2 cm. Maximum freezing level -1700 meters above sea level. Maximum snow level -1800 meters above sea level.
 EC Short Term Weather Forecast


7 Day Snow risk for High Park Village, initialized at 18:00 21 Jan, 2025
Today Wednesday Thursday Friday Saturday Sunday Monday
10 % 40 % 30 % 20 % 20 % 20 % 40 %