Your local weather forecast for today
St. Catharines, ON — 1 hour detailed weather forecast
ON, Canada » St. Catharines
Forecast for today, Wednesday, February 18, 2026
09:00 |
+1° feels like: +-5° |
Rain
Relative humidity: 98%, pressure: 749 mm Precipitations: 1.4 mm Wind: 25 km/h, northeast |
10:00 |
+1° feels like: +-5° |
Rain
Relative humidity: 98%, pressure: 748 mm Precipitations: 1.1 mm Wind: 29 km/h, east |
11:00 |
+1° feels like: +-5° |
Snow and Rain
Relative humidity: 97%, pressure: 748 mm Precipitations: 0.9 mm Wind: 25 km/h, east |
12:00 |
0° feels like: -6° |
Snow and Rain
Relative humidity: 96%, pressure: 747 mm Precipitations: 1.3 mm Wind: 25 km/h, east |
13:00 |
0° feels like: -6° |
Snow and Rain
Relative humidity: 94%, pressure: 746 mm Precipitations: 1.4 mm Wind: 25 km/h, east |
14:00 |
0° feels like: -6° |
Snow and Rain
Relative humidity: 92%, pressure: 746 mm Precipitations: 0.2 mm Wind: 25 km/h, east |
15:00 |
0° feels like: -6° |
Snow and Rain
Relative humidity: 93%, pressure: 746 mm Precipitations: 2.6 mm Wind: 25 km/h, east |
16:00 |
0° feels like: -6° |
Snow and Rain
Relative humidity: 92%, pressure: 745 mm Precipitations: 1.0 mm Wind: 25 km/h, northeast |
17:00 |
0° feels like: -6° |
Snow
Relative humidity: 92%, pressure: 746 mm Precipitations: 0.3 mm Wind: 25 km/h, northeast |
18:00 |
-1° feels like: -7° |
Snow
Relative humidity: 91%, pressure: 747 mm Precipitations: 0.1 mm Wind: 22 km/h, northeast |
19:00 |
-1° feels like: -7° |
Snow
Relative humidity: 90%, pressure: 748 mm Precipitations: 0.1 mm Wind: 22 km/h, northeast |
20:00 |
-2° feels like: -8° |
Light snow
Relative humidity: 89%, pressure: 748 mm Precipitations: 0.0 mm Wind: 22 km/h, northeast |
21:00 |
-2° feels like: -8° |
Light snow
Relative humidity: 89%, pressure: 748 mm Precipitations: 0.0 mm Wind: 22 km/h, northeast |
22:00 |
-2° feels like: -8° |
Overcast
Relative humidity: 89%, pressure: 749 mm Precipitations: 0.0 mm Wind: 18 km/h, northeast |
23:00 |
-2° feels like: -8° |
Overcast
Relative humidity: 88%, pressure: 749 mm Precipitations: 0.0 mm Wind: 18 km/h, northeast |
00:00 |
-2° feels like: -7° |
Overcast
Relative humidity: 86%, pressure: 750 mm Precipitations: 0.5 mm Wind: 14 km/h, northeast |
01:00 |
-2° feels like: -6° |
Overcast
Relative humidity: 85%, pressure: 750 mm Precipitations: 0.0 mm Wind: 14 km/h, northeast |
02:00 |
-1° feels like: -6° |
Overcast
Relative humidity: 84%, pressure: 750 mm Precipitations: 0.0 mm Wind: 14 km/h, northeast |
03:00 |
-2° feels like: -7° |
Overcast
Relative humidity: 87%, pressure: 751 mm Precipitations: 0.0 mm Wind: 14 km/h, northeast |
04:00 |
-2° feels like: -7° |
Overcast
Relative humidity: 89%, pressure: 751 mm Precipitations: 0.0 mm Wind: 14 km/h, east |
05:00 |
-1° feels like: -7° |
Overcast
Relative humidity: 86%, pressure: 751 mm Precipitations: 0.0 mm Wind: 18 km/h, east |
06:00 |
-1° feels like: -7° |
Overcast
Relative humidity: 85%, pressure: 751 mm Precipitations: 0.0 mm Wind: 18 km/h, east |
07:00 |
-1° feels like: -7° |
Overcast
Relative humidity: 84%, pressure: 752 mm Precipitations: 0.0 mm Wind: 18 km/h, east |
08:00 |
-1° feels like: -6° |
Overcast
Relative humidity: 83%, pressure: 752 mm Precipitations: 0.0 mm Wind: 18 km/h, east |
09:00 |
0° feels like: -5° |
Overcast
Relative humidity: 80%, pressure: 752 mm Precipitations: 0.0 mm Wind: 18 km/h, east |