No watches or warnings in effect for St. Catharines, ON.

Radar, courtesy of Environment Canada
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Updated: @ 15/08/2020 04:20 - next update at 00:00  
Summary / Temperature Wind Rain Outlook
Night time, Dry, Mostly cloudy Night time, Dry, Mostly cloudy
Currently: 71.3, Max: 78.1, Min: 71.3 71.3°C
Colder 1.0°C than last hour.

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Feels like: 71°C

24-hr difference
1.4°CWarmer 1.4°C than yesterday at this time.
  Today Yesterday
High: 78.1°C
00:00
101°C
15:36
Low: 71.3°C
04:12
69.9°C
03:55
 Calm NE
0
Gust:
0 km/h
0 Bft - Calm
Today: 0 km/h 16:19
Gust Month: 19.0 km/h August 5
Rain Today: 0 mm
Rain Rate (/hr): 0 mm
Rain Yesterday: 0 mm
Storm Rain: 0 mm
This Month: 0 mm
Season Total: 16.38 mm
88 days since last rain.
Saturday night
Chance of showers (30%)
Chance of showers
Humidity & Barometer Almanac Moon
Humidity: 63 % Increased 3.0% since last hour.
Dew Point: 58.1°C Increased 0.4°C since last hour.
Barometer: 29.814 hPa  
Baro Trend: Steady
Sunrise: 06:24
Sunset: 20:00
Moonrise: 02:34
Moonset: 16:41
Waning Crescent
Waning Crescent, Moon at 25 days in cycle
16%
Illuminated
UV Index Forecast UV Index Forecast
15/08/2020
10.0     Very High 
16/08/2020
10.2     Very High 
 EC Weather Forecast  - Outlook: Today & Tonight
Saturday
Chance of showers (30%)
Chance of showers

Max: 28°C
EC forecast: Sunny this morning then a mix of sun and cloud with 30 percent chance of showers this afternoon. Risk of a thunderstorm this afternoon. High 28. Humidex 33. UV index 8 or very high.
WXSIM forecast: Sunny. High 103°. UV index up to 9. Wind west around 2 mph.
Davis VP+ forecast: Increasing clouds with little temp change.
 
Saturday night
Chance of showers (30%)
Chance of showers

Min: 19°C
EC forecast: Partly cloudy with 30 percent chance of showers and risk of a thunderstorm. Low 19.
WXSIM forecast: Partly cloudy. Low 64°. Wind northwest near calm.