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Weather for CYSN/Niagara District
St Catharines, ON CANADA
Overview
Weather
Clearance
Visa/Health
NOTAMs
5010 Data
Nearby
Trip Sheet
Last Update:
16 May 2025 22:00
Temperature (°F)
79
Dewpoint
57
Relative Humidity
47
Wind Direction
220
Gust
Pressure
29.27
Sky
Few
Ceiling
Unl
Visibility
15
Heat Index
80
Wind Chill
79
Wind Speed
14
METAR
CYSN 162200Z 22012KT 15SM FEW250 26/14 A2961 RMK CI1 SLP028 DENSITY ALT 2000FT
TAF
TAF CYSN 161940Z 1620/1701 21012G22KT P6SM SCT040 BECMG 1622/1624 21010KT RMK NXT FCST BY 171300Z
7 Day Forecast
°F
°C
Today
80
60
27
15
Day
Night
Partly cloudy this evening with thunderstorms becoming likely overnight. Low around 60F. Winds S at 10 to 15 mph. Chance of rain 70%.
Partly cloudy skies this evening. Thunderstorms likely late. Low around 15C. Winds S at 15 to 30 km/h. Chance of rain 70%.
Sunrise: 05:51 AM
Sunset: 08:35 PM
Moonrise: 12:01 AM
Moonset: 08:15 AM
Tomorrow
66
53
19
11
Day
Cloudy skies. High 66F. Winds SW at 15 to 25 mph. Winds could occasionally gust over 40 mph.
Cloudy. High 19C. Winds SW at 25 to 40 km/h. Winds could occasionally gust over 65 km/h.
Night
Cloudy. Slight chance of a rain shower. Low 53F. Winds WSW at 10 to 20 mph.
Showers in the evening, then cloudy overnight. Low 11C. Winds WSW at 15 to 30 km/h. Chance of rain 40%.
Sunrise: 05:50 AM
Sunset: 08:36 PM
Moonrise: 12:47 AM
Moonset: 09:19 AM
Sunday
59
45
14
7
Clouds giving way to sun . Highs in the upper 50s and lows in the mid 40s.
Morning clouds followed by afternoon sun. Highs 13 to 15C and lows 6 to 8C.
05:49 AM
08:37 PM
01:25 AM
10:28 AM
Monday
56
43
13
6
Morning clouds followed by afternoon sun. Highs in the mid 50s and lows in the low 40s.
Clouds giving way to sun . Highs 12 to 14C and lows 5 to 7C.
05:48 AM
08:38 PM
01:55 AM
11:41 AM
Tuesday
55
45
13
7
Times of sun and clouds. Highs in the mid 50s and lows in the mid 40s.
Partly cloudy. Highs 12 to 14C and lows 6 to 8C.
05:47 AM
08:39 PM
02:21 AM
12:54 PM
Wednesday
55
48
12
9
Showers. Highs in the mid 50s and lows in the upper 40s.
Chance of showers. Highs 11 to 13C and lows 8 to 10C.
05:47 AM
08:40 PM
02:43 AM
02:07 PM
Thursday
53
46
11
8
Chance of showers. Highs in the low 50s and lows in the mid 40s.
Chance of showers. Highs 10 to 12C and lows 7 to 9C.
05:46 AM
08:41 PM
03:04 AM
03:23 PM