There are no active watches, warnings or advisories for Markham, ON.

Updated: @ 15-Dec-2017 2:50am - next update at 3:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: -11.6C, Max: -10.6C, Min: -11.6C -11.6°C
Colder 0.6°C than last hour.

Very Cold

Feels like (Humidex): -12°C

24-hr difference
-0.4°CColder 0.4°C than yesterday at this time.
  Today Yesterday
High: -10.6°C
12:00am
-6.4°C
2:03pm
Low: -11.6°C
2:48am
-15.8°C
6:23am
 Calm WNW
0.0
Gust:
0.0 km/h
0 Bft - Calm
Today: 12.9 km/h 1:41am
Gust Month: 53.1 km/h December 5
Rain Today: 0.0 mm
Rain Rate (/hr): 0.0 mm
Rain Yesterday: 0.0 mm
Storm Rain: 0.0 mm
This Month: 13.4 mm
Season Total: 990.0 mm
5 rain days in December.
Friday
Chance of flurries (60%)
Chance of flurries
Humidity & Barometer Almanac Moon
Humidity: 86 %  
Dew Point: -13.4°C Decreased 0.6°C since last hour.
Barometer: 1015.8 hPa Rising 0.1  hPa/hr
Baro Trend: Steady
Sunrise: 7:44am
Sunset: 4:40pm
Moonrise: 4:58am
Moonset: 3:21pm
Waning Crescent
Waning Crescent, Moon at 26 days in cycle
8%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 0.0 @ 12:00am
0 W/m2 (0 %)
High: 0 @  12:00am
 Pool Temperature 
64.9°F
 EC Weather Forecast  - Outlook: Thursday night & Friday
Tonight
A few clouds
A few clouds

Min: -12°C
EC forecast: A few clouds. Low minus 12.
Davis VP+ forecast: Increasing clouds with little temp. change.
 
Friday
Chance of flurries (60%)
Chance of flurries

Max: -4°C
EC forecast: Increasing cloudiness early in the morning. 60 percent chance of flurries late in the morning and in the afternoon. Wind becoming southwest 20 km/h gusting to 40 in the afternoon. High minus 4.
Radar, courtesy of Environment Canada