Observed at: St. Catharines / Niagara District Airport
Date: Wednesday February 05, 2025 at 12:00 EST
Light Snow
Light Snow 		Temp.: -4.9 °C
Wind Chill: -6
Wind: E 3 km/h
Humidity: 71 %
Dew point: -9.4 °C
Pressure: 103.2 kPa
Tendency: rising
Visibility: 19.3 km 		Sunrise: 07:28
Sunset: 17:34
Normals:
Max -2°C Min -8°C
 Extended Forecast - Environment Canada
Wednesday
Chance of flurries (60%)
Chance of flurries
Max: -4°C
 Thursday
Snow
Snow
Max: 3°C
 Friday
Sunny
Sunny
Max: -4°C
 Saturday
Periods of snow
Periods of snow
Max: -1°C
 Sunday
Chance of flurries (40%)
Chance of flurries
Max: -1°C
 Monday
A mix of sun and cloud
A mix of sun and cloud
Max: -2°C
 Tuesday
Chance of flurries (60%)
Chance of flurries
Max: -3°C
Wednesday night
Chance of flurries (30%)
Chance of flurries
Min: -5°C
 Thursday night
Chance of flurries (40%)
Chance of flurries
Min: -6°C
 Friday night
Clear
Clear
Min: -8°C
 Saturday night
Snow
Snow
Min: -4°C
 Sunday night
Cloudy periods
Cloudy periods
Min: -7°C
 Monday night
Cloudy periods
Cloudy periods
Min: -7°C
  

Forecast

St. Catharines, ON (Issued: Wednesday February 05, 2025 at 11:00 EST)

Today
Cloudy with 60 percent chance of flurries early this afternoon then a mix of sun and cloud. Wind up to 15 km/h. High minus 4. Wind chill near minus 11. UV index 1 or low.
Tonight
Partly cloudy with 30 percent chance of flurries late this evening and after midnight. Snow mixed with ice pellets beginning overnight. Risk of freezing rain overnight. Snow and ice pellet amount 2 cm. Wind east 20 km/h gusting to 40. Low minus 5. Wind chill minus 12 this evening and minus 7 overnight.
Thursday
Snow ending near noon then cloudy. Risk of freezing rain in the morning. Snowfall amount 2 cm. Wind becoming southwest 30 km/h gusting to 60 near noon. High plus 3. Wind chill minus 7 in the morning. UV index 1 or low.
Thursday night
Cloudy periods with 40 percent chance of flurries. Windy. Low minus 6.
Friday
Sunny. High minus 4.
Friday night
Clear. Low minus 8.
Saturday
Periods of snow. High minus 1.
Saturday night
Snow. Low minus 4.
Sunday
Cloudy with 40 percent chance of flurries. High minus 1.
Sunday night
Cloudy periods. Low minus 7.
Monday
A mix of sun and cloud. High minus 2.
Monday night
Cloudy periods. Low minus 7.
Tuesday
Cloudy with 60 percent chance of flurries. High minus 3.

24 Hour Forecast - St. Catharines, ON

Date/Time
(EST)		 Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)		 Wind
Chill
5 February 2025
13:00 -5 Chance of flurries (60%)  Chance of flurries Medium E 10 -9
14:00 -5 Mainly cloudy (20%)  Mainly cloudy Low E 10 -9
15:00 -4 A mix of sun and cloud (20%)  A mix of sun and cloud Low E 10 -8
16:00 -4 A mix of sun and cloud (20%)  A mix of sun and cloud Low E 10 -8
17:00 -4 Mainly sunny (20%)  Mainly sunny Low E 10 -8
18:00 -5 A few clouds (20%)  A few clouds Low E 20 gust 40 -11
19:00 -5 A few clouds (20%)  A few clouds Low E 20 gust 40 -12
20:00 -5 A few clouds (20%)  A few clouds Low E 20 gust 40 -12
21:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -12
22:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -12
23:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -12
6 February 2025
00:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -12
01:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -12
02:00 -5 Chance of flurries (30%)  Chance of flurries Low E 20 gust 40 -11
03:00 -4 Snow mixed with ice pellets. Risk of freezing rain (100%)  Snow mixed with ice pellets. Risk of freezing rain High E 20 gust 40 -11
04:00 -4 Snow mixed with ice pellets. Risk of freezing rain (100%)  Snow mixed with ice pellets. Risk of freezing rain High E 20 gust 40 -10
05:00 -4 Snow mixed with ice pellets. Risk of freezing rain (100%)  Snow mixed with ice pellets. Risk of freezing rain High E 20 gust 40 -10
06:00 -3 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 -7
07:00 -3 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 -7
08:00 -2 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 -6
09:00 -2 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 -5
10:00 -1 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 -5
11:00 0 Snow. Risk of freezing rain (100%)  Snow. Risk of freezing rain High SE 10 ‡
12:00 0 Overcast (20%)  Overcast Low SW 30 gust 60 ‡
 
† Likelihood of Precipitation (LOP) as described in the public forecast as a chance of measurable precipitation for a period of time.
  Nil: 0%
  Low: 40% or below
  Medium: 60% or 70%
  High: Above 70%
‡ Value not significant

Environment Canada