Weather in St. Catharines
Current conditions, today's hourly forecast, and a 3-day outlook for St. Catharines, Canada (America/Toronto). Data from WeatherAPI.com.
19°
Sunny
- High / Low
- 18° / 26°
- Wind
- 21 km/h NNW
- Humidity
- 75%
- Rain today
- 9%
- UV
- 1
Active alerts
- Small Craft Advisory Minor
Small Craft Advisory issued July 28 at 4:00PM EDT until July 29 at 2:00PM EDT by NWS Buffalo NY
Areas: Niagara River to Hamlin Beach NY
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* WHAT...Northwest winds 15 to 20 knots and waves 3 to 5 feet expected. * WHERE...The nearshore waters of Lake Ontario from the Niagara River to Hamlin Beach. * WHEN...From 8 PM this evening to 2 PM EDT Wednesday. * IMPACTS...Winds and/or waves will cause hazardous conditions that could capsize or damage small craft.
Today, hour by hour
- 09:00 20° 7%
- 10:00 21° 7%
- 11:00 24° 6%
- 12:00 25° 5%
- 13:00 25° 4%
- 14:00 25° 4%
- 15:00
25° 8% - 16:00 25° 4%
3-day outlook
- Wed 29 Jul Sunny Rain 9% 18° / 26°
- Thu 30 Jul Partly Cloudy Rain 10% 19° / 24°
- Fri 31 Jul Sunny Rain 7% 19° / 26°