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Observed at: Port Alberni
Date: 12:00 AM PDT Saturday 19 September 2026
Temp.: 12 °C
Wind: NW calm km/h
Humidity: 91 %
Dew point: 10 °C
Pressure: 102.2 kPa
Tendency: 0.06 kPa
Visibility: km 		Sunrise: 7:01
Sunset: 19:24
Normals:
Max 21°C Min 7°C
 Extended Forecast - Environment Canada
  Sat, 19 Sep
A mix of sun and cloud
A mix of sun and cloud
Max: 24°C
 Sun, 20 Sep
A mix of sun and cloud
A mix of sun and cloud
Max: 25°C
 Mon, 21 Sep
Sunny
Sunny
Max: 23°C
 Tue, 22 Sep
A mix of sun and cloud
A mix of sun and cloud
Max: 18°C
 Wed, 23 Sep
Chance of showers (60%)
Chance of showers
Max: 16°C
 Thu, 24 Sep
Chance of showers (60%)
Chance of showers
Max: 16°C
Tonight
Partly cloudy
Partly cloudy
Min: 10°C
 Night
A few clouds
A few clouds
Min: 8°C
 Night
Cloudy periods
Cloudy periods
Min: 10°C
 Night
Clear
Clear
Min: 10°C
 Night
Chance of showers (30%)
Chance of showers
Min: 10°C
 Night
Chance of showers (60%)
Chance of showers
Min: 9°C

Forecast

Port Alberni, BC (Issued: 4:00 PM PDT Friday 18 September 2026)

Tonight
A few clouds. Increasing cloudiness late this evening. Fog patches developing late this evening. Low 10.
Sat, 19 Sep
Mainly cloudy. Clearing near noon. Fog patches dissipating in the morning. High 24. Humidex 25. UV index 4 or moderate.
Night
A few clouds. Fog patches developing near midnight. Low 8.
Sun, 20 Sep
A mix of sun and cloud. High 25.
Night
Cloudy periods. Low 10.
Mon, 21 Sep
Sunny. High 23.
Night
Clear. Low 10.
Tue, 22 Sep
A mix of sun and cloud. High 18.
Night
Cloudy periods with 30 percent chance of showers. Low 10.
Wed, 23 Sep
Cloudy with 60 percent chance of showers. High 16.
Night
Cloudy with 60 percent chance of showers. Low 9.
Thu, 24 Sep
Cloudy with 60 percent chance of showers. High 16.

24 Hour Forecast - Port Alberni, BC

Date/Time Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)
19 September 2026
1 AM 12 Mainly cloudy (0%)  Mainly cloudy 0 VR 5
2 AM 11 Mainly cloudy (0%)  Mainly cloudy 0 VR 5
3 AM 11 Mainly cloudy (0%)  Mainly cloudy 0 VR 5
4 AM 10 Mainly cloudy (0%)  Mainly cloudy 0 VR 5
5 AM 10 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
6 AM 11 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
7 AM 11 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
8 AM 12 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
9 AM 13 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
10 AM 15 Mainly cloudy (0%)  Mainly cloudy 0 VR Calm
11 AM 16 A mix of sun and cloud (0%)  A mix of sun and cloud 0 VR Calm
12 PM 18 A mix of sun and cloud (0%)  A mix of sun and cloud 0 VR Calm
1 PM 19 Mainly sunny (0%)  Mainly sunny 0 VR Calm
2 PM 21 Mainly sunny (0%)  Mainly sunny 0 VR Calm
3 PM 22 Mainly sunny (0%)  Mainly sunny 0 VR Calm
4 PM 23 Mainly sunny (0%)  Mainly sunny 0 VR Calm
5 PM 24 Mainly sunny (10%)  Mainly sunny 10 VR Calm
6 PM 23 Mainly sunny (10%)  Mainly sunny 10 VR Calm
7 PM 21 A few clouds (10%)  A few clouds 10 VR Calm
8 PM 20 A few clouds (10%)  A few clouds 10 VR Calm
9 PM 18 A few clouds (10%)  A few clouds 10 VR Calm
10 PM 17 A few clouds (10%)  A few clouds 10 VR Calm
11 PM 15 A few clouds (10%)  A few clouds 10 VR Calm
20 September 2026
12 AM 14 A few clouds (10%)  A few clouds 10 VR Calm
 
† 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%

Environment Canada