Porphyry Island Provincial Park

Weather Forecast

Thu, Mar 12. Next 3 days: Some snow. Temp high -2°C, low -10°C. Strong wind on Thu and Fri, up to 40 km/h.

Wed
11 		Thu
12 		Fri
13 		Sat
14 		Sun
15
AM PM night AM PM night AM PM night AM PM night AM PM night
Cloud cover, %%
Max temp, °C -5 -2 -3 -7 -5 -6 -6 -4 -6 -9 -2 -4 -5 -5 -8
Min temp, °C -6 -5 -7 -9 -8 -6 -6 -6 -9 -10 -7 -6 -6 -8 -13
Rain, mm - - - - - - - - - - - - - - -
Snow, cm - - - - - 1 3 1 - - - - - - -
Wind avg, km/h 20 20 25 20 10 40 40 30 25 10 10 15 30 45 55
Humidity, %% 80 60 70 80 60 90 90 60 70 80 70 80 90 70 70
Freezing level, m 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Cloud
cover		 °C Rain
mm		 Snow
cm		 Wind
km/h		 Humid
%%		 Freeze
m
11 Wed
11
Wed 		AM -6 - - 20 80 0
PM -2 - - 20 60 0
night -7 - - 25 70 0
12 Thu
12
Thu 		AM -8 - - 20 80 0
PM -5 - - 10 60 0
night -6 - 1 40 90 0
13 Fri
13
Fri 		AM -6 - 3 40 90 0
PM -4 - 1 30 60 0
night -9 - - 25 70 0
14 Sat
14
Sat 		AM -10 - - 10 80 0
PM -2 - - 10 70 0
night -6 - - 15 80 0
15 Sun
15
Sun 		AM -6 - - 30 90 0
PM -5 - - 45 70 0
night -13 - - 55 70 0

  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,
47 km from Thunder Bay
Altitude 187 m