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

Updated: @ 30/03/2023 17:35 - next update at 00:00  
Summary / Temperature Wind Rain Outlook
Sunny, Dry Sunny, Dry
Currently: 57.8, Max: 58.4, Min: 41.8 57.8°C
Warmer 0.9°C than last hour.


Feels like: 58°C

24-hr difference
7°CWarmer 7.0°C than yesterday at this time.
  Today Yesterday
High: 58.4°C
Low: 41.8°C
 Wind from WNW WNW
3 km/h
2 Bft - Light Breeze
Today: 13 km/h 17:09
Gust Month: 42.6 km/h March 9
Rain Today: 0 mm
Rain Rate (/hr): 0 mm
Rain Yesterday: 0.89 mm
Storm Rain: 1.6 mm
This Month: 8.85 mm
Season Total: 40.61 mm
17 rain days in March.
Periods of rain
Periods of rain
Humidity & Barometer Almanac Moon
Humidity: 59 % Increased 1.0% since last hour.
Dew Point: 43.6°C Increased 1.3°C since last hour.
Barometer: 30.013 hPa  
Baro Trend: Steady
Sunrise: 06:55
Sunset: 19:28
Moonset: 04:33
Moonrise: 14:26
Waxing Gibbous
Waxing Gibbous, Moon at 9 days in cycle
UV Index Forecast UV Index Forecast
4.9     Medium 
5.3     Medium 
 EC Weather Forecast  - Outlook: Tonight & Friday
Thursday night
Increasing cloudiness
Increasing cloudiness

Min: -2°C
EC forecast: Clear. Increasing cloudiness after midnight. Wind south 20 km/h becoming light this evening. Low minus 2. Wind chill minus 6 overnight.
WXSIM forecast: Mostly clear in the evening, becoming clear after midnight. Low 38°. Wind northwest around 3 mph.
Davis VP+ forecast: Increasing clouds with little temp change, precipitation possible within 24 to 48 hrs.
Periods of rain
Periods of rain

Max: 10°C
EC forecast: Cloudy. Periods of rain beginning in the morning. Wind becoming south 20 km/h late in the morning. High 10. UV index 2 or low.
WXSIM forecast: Sunny. High 61°. UV index up to 6. Wind east around 2 mph in the morning, becoming south-southwest in the afternoon.