Marceau Lake, ON, near Smooth Rock Falls

Weather Forecast

Fri, Apr 19. Next 3 days: Mix of rain and snow. Temp high +7°C, low -12°C. Moderate wind on Fri, Sat and Sun, up to 25 km/h.

Thu
18 		Fri
19 		Sat
20 		Sun
21 		Mon
22
AM PM night AM PM night AM PM night AM PM night AM PM night
Cloud cover, %%
Max temp, °C 6 10 9 6 7 4 0 2 1 -3 -5 -6 -7 4 4
Min temp, °C 4 7 6 4 5 1 -1 0 -3 -8 -7 -12 -13 -5 0
Rain, mm - - - 1 2 3 - 1 - - - - - - 1
Snow, cm - - - - - - 2 - - 1 - - - - -
Wind avg, km/h 25 15 15 15 20 25 25 20 15 20 25 20 5 10 5
Humidity, %% 80 80 80 80 70 90 80 60 70 70 40 50 50 40 80
Freezing level, m 2400 2100 1700 1100 1000 600 200 300 200 0 0 0 0 300 200
Cloud
cover		 °C Rain
mm		 Snow
cm		 Wind
km/h		 Humid
%%		 Freeze
m
18 Thu
18
Thu 		AM 5 - - 25 80 2400
PM 10 - - 15 80 2100
night 6 - - 15 80 1700
19 Fri
19
Fri 		AM 5 1 - 15 80 1100
PM 7 2 - 20 70 1000
night 1 3 - 25 90 600
20 Sat
20
Sat 		AM 0 - 2 25 80 200
PM 2 1 - 20 60 300
night -3 - - 15 70 200
21 Sun
21
Sun 		AM -6 - 1 20 70 0
PM -5 - - 25 40 0
night -12 - - 20 50 0
22 Mon
22
Mon 		AM -10 - - 5 50 0
PM 4 - - 10 40 300
night 0 1 - 5 80 200

  1. Each time period answers the question: "If I go at <XX>, what is the weather that I should expect?". So, approximately:
    • AM - from 4am till noon
    • PM - from noon till 8pm
    • night - from 8pm till 4am next day
  2. Wind arrow shows direction of air flow. So arrow pointing up means wind from south to north; arrow pointing right means wind from west to east.
Location Ontario,
56 km from Smooth Rock Falls
Altitude 231 m