St. Catharines, Ontario, Canada Hourly Weather

Ontario08:12 EDT43.17°N, 79.24°WElevation 102 m

Next 48 hours

08:00 11:00 14:00 17:00 20:00 23:00 Fri Oct 23 02:00 05:00 08:00 11:00 14:00 17:00 20:00 23:00 Sat Oct 24 2° 4° 6° 8° 10° 12° 14° 16° %
TemperatureFeels likeChance of precipitationNight
Thursday, October 2216 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
08:00 Fog 9° 7° – 0.0 mm WSW 12 96% 8° 98% 0
09:00 Fog 10° 8° – 0.0 mm W 12 96% 9° 96% 0
10:00 Fog 11° 10° – 0.0 mm W 14 92% 10° 41% 1
11:00 Sunny 13° 11° – 0.0 mm NW 15 79% 9° 2% 2
12:00 Sunny 13° 13° – 0.0 mm NNW 12 76% 9° 1% 3
13:00 Sunny 14° 14° – 0.0 mm NNW 9 74% 9° 0% 3
14:00 Sunny 14° 14° – 0.0 mm NNW 8 72% 9° 0% 3
15:00 Sunny 15° 15° – 0.0 mm NNW 9 71% 10° 0% 2
16:00 Sunny 15° 15° – 0.0 mm NNW 9 71% 10° 9% 1
17:00 Mostly sunny 15° 15° – 0.0 mm N 6 71% 10° 20% 0
18:00 Partly cloudy 15° 14° – 0.0 mm NNW 13 77% 11° 42% 0
19:00 Cloudy 15° 15° – 0.0 mm N 24 72% 10° 100% 0
20:00 Partly cloudy 15° 13° – 0.0 mm N 31 72% 10° 48% 0
21:00 Mostly clear 14° 12° – 0.0 mm NNE 30 74% 9° 25% 0
22:00 Mostly clear 13° 11° – 0.0 mm NNE 28 71% 8° 36% 0
23:00 Mostly clear 13° 10° – 0.0 mm NE 26 69% 7° 26% 0
Friday, October 2324 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
00:00 Partly cloudy 13° 10° – 0.0 mm ENE 25 70% 7° 64% 0
01:00 Partly cloudy 12° 10° – 0.0 mm ENE 26 72% 7° 66% 0
02:00 Partly cloudy 12° 9° – 0.0 mm ENE 27 73% 7° 84% 0
03:00 Partly cloudy 11° 9° – 0.0 mm ENE 24 72% 7° 65% 0
04:00 Partly cloudy 11° 8° – 0.0 mm E 22 74% 6° 73% 0
05:00 Partly cloudy 10° 8° – 0.0 mm E 22 75% 6° 41% 0
06:00 Mostly clear 10° 7° – 0.0 mm E 21 77% 6° 31% 0
07:00 Mostly clear 10° 7° – 0.0 mm E 19 79% 6° 25% 0
08:00 Partly cloudy 10° 7° – 0.0 mm E 19 79% 6° 57% 0
09:00 Partly cloudy 11° 8° – 0.0 mm E 19 73% 6° 59% 0
10:00 Mostly sunny 11° 9° – 0.0 mm E 19 67% 5° 34% 1
11:00 Mostly sunny 12° 9° – 0.0 mm E 20 63% 5° 30% 2
12:00 Mostly sunny 12° 10° – 0.0 mm E 21 60% 5° 27% 3
13:00 Mostly sunny 13° 11° – 0.0 mm ENE 22 58% 5° 32% 3
14:00 Mostly sunny 13° 11° – 0.0 mm ENE 23 57% 5° 20% 3
15:00 Mostly sunny 13° 11° – 0.0 mm NE 25 59% 5° 20% 2
16:00 Partly cloudy 13° 10° – 0.0 mm ENE 26 62% 6° 100% 1
17:00 Partly cloudy 12° 9° – 0.0 mm ENE 25 65% 6° 100% 0
18:00 Partly cloudy 11° 9° – 0.0 mm ENE 24 69% 6° 96% 0
19:00 Partly cloudy 10° 8° – 0.0 mm ENE 23 73% 6° 81% 0
20:00 Partly cloudy 9° 6° – 0.0 mm E 22 75% 5° 77% 0
21:00 Partly cloudy 9° 6° – 0.0 mm E 21 76% 5° 87% 0
22:00 Partly cloudy 8° 5° – 0.0 mm E 19 77% 4° 84% 0
23:00 Partly cloudy 7° 4° – 0.0 mm ESE 17 80% 4° 89% 0
Saturday, October 242 hours
Time Conditions Temp Feels Precip Amount Wind Humidity Dew point Clouds UV
00:00 Clear 7° 4° – 0.0 mm ESE 16 83% 5° 6% 0
01:00 Clear 7° 4° – 0.0 mm ESE 14 85% 4° 1% 0

MET Norway forecast updated 18 hrs ago. Precipitation amounts are the forecast liquid equivalent for each hour; MET Norway gives hourly detail for about two and a half days.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Conservative index and reflects what the press published. Terms of use.