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

Updated: @ 23-Apr-2018 6:30pm - next update at 6:40pm  
Summary / Temperature Wind Rain Outlook
Sunny, Dry Sunny, Dry
Currently: 17.2C, Max: 18.9C, Min: -0.2C 17.2°C
Colder 1.6°C than last hour.

Comfortable

Feels like (Windchill): 14°C

24-hr difference
0.5°CWarmer 0.5°C than yesterday at this time.
  Today Yesterday
High: 18.9°C
5:09pm
18.4°C
4:30pm
Low: -0.2°C
6:31am
-1.8°C
6:40am
 Wind from SE SE
10.6
Gust:
8.0 km/h
2 Bft - Light Breeze
Today: 30.6 km/h 12:04pm
Gust Month: 75.7 km/h April 4
Rain Today: 0.0 mm
Rain Rate (/hr): 0.0 mm
Rain Yesterday: 0.0 mm
Storm Rain: 0.0 mm
This Month: 79.6 mm
Season Total: 210.0 mm
12 rain days in April.
Tuesday
Mainly cloudy
Mainly cloudy
Humidity & Barometer Almanac Moon
Humidity: 25 % Increased 3.0% since last hour.
Dew Point: -3.0°C Increased 0.3°C since last hour.
Barometer: 1022.8 hPa Falling 1.0  hPa/hr
Baro Trend: Falling slowly
Sunrise: 6:21am
Sunset: 8:09pm
Moonrise: 1:12pm
Moonset: 3:03am
Waxing Gibbous
Waxing Gibbous, Moon at 8 days in cycle
62%
Illuminated
UV Index Solar Radiation
   0.5     Low 
High: 6.7 @ 12:45pm
253 W/m2 (93 %)
High: 940 @  1:10pm
 Pool Temperature 
Pool Closed for Season  
 EC Weather Forecast  - Outlook: Monday night & Tuesday
Tonight
A few clouds
A few clouds

Min: 5°C
EC forecast: Clear. Increasing cloudiness overnight. Wind southeast 20 km/h becoming light this evening. Low plus 5.
Davis VP+ forecast: Increasing clouds and warmer. precipitation possible within 12 hrs. increasing winds.
 
Tuesday
Mainly cloudy
Mainly cloudy

Max: 15°C
EC forecast: Mainly cloudy. Wind becoming south 20 km/h gusting to 40 near noon. High 15. UV index 6 or high.
Radar, courtesy of Environment Canada