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Observed at: Port Alberni
Date: 9:00 PM PDT Friday 21 August 2026
Temp.: 22 °C
Wind: ESE 20 km/h
Humidity: 60 %
Dew point: 14 °C
Pressure: 101.4 kPa
Tendency: 0.02 kPa
Visibility: km 		Sunrise: 6:19
Sunset: 20:24
Normals:
Max 25°C Min 10°C
 Extended Forecast - Environment Canada
  Sat, 22 Aug
Chance of showers (60%)
Chance of showers
Max: 25°C
 Sun, 23 Aug
Chance of showers (60%)
Chance of showers
Max: 21°C
 Mon, 24 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 22°C
 Tue, 25 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 20°C
 Wed, 26 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 21°C
 Thu, 27 Aug
A mix of sun and cloud
A mix of sun and cloud
Max: 21°C
Tonight
Chance of showers (30%)
Chance of showers
Min: 15°C
 Night
Showers
Showers
Min: 15°C
 Night
Cloudy periods
Cloudy periods
Min: 14°C
 Night
Cloudy periods
Cloudy periods
Min: 13°C
 Night
Cloudy periods
Cloudy periods
Min: 12°C
 Night
Cloudy periods
Cloudy periods
Min: 12°C

Forecast

Port Alberni, BC (Issued: 4:00 PM PDT Friday 21 August 2026)

Tonight
Mainly cloudy. 30 percent chance of showers this evening. Risk of thunderstorms over northern sections this evening. Low 15.
Sat, 22 Aug
Mainly cloudy with 60 percent chance of showers and risk of a thunderstorm. Wind becoming south 20 km/h gusting to 40 early in the afternoon. High 25. Humidex 29. UV index 5 or moderate.
Night
Showers with risk of a thunderstorm. Wind south 20 km/h gusting to 40 becoming light in the evening. Low 15.
Sun, 23 Aug
Cloudy with 60 percent chance of showers. High 21.
Night
Cloudy periods. Low 14.
Mon, 24 Aug
A mix of sun and cloud. High 22.
Night
Cloudy periods. Low 13.
Tue, 25 Aug
A mix of sun and cloud. High 20.
Night
Cloudy periods. Low 12.
Wed, 26 Aug
A mix of sun and cloud. High 21.
Night
Cloudy periods. Low 12.
Thu, 27 Aug
A mix of sun and cloud. High 21.

24 Hour Forecast - Port Alberni, BC

Date/Time Temp.
(°C)
Weather Conditions
LOP †		 Wind
(km/h)
21 August 2026
10 PM 18 Chance of showers (30%)  Chance of showers 30 VR Calm
11 PM 17 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
22 August 2026
12 AM 17 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
1 AM 16 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
2 AM 16 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
3 AM 16 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
4 AM 15 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
5 AM 15 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
6 AM 15 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
7 AM 16 Mainly cloudy (20%)  Mainly cloudy 20 VR 5
8 AM 16 Chance of showers (30%)  Chance of showers 30 VR 5
9 AM 17 Chance of showers (30%)  Chance of showers 30 VR 5
10 AM 17 Chance of showers (30%)  Chance of showers 30 VR 5
11 AM 18 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 VR 5
12 PM 20 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 VR 5
1 PM 21 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
2 PM 23 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
3 PM 24 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
4 PM 24 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
5 PM 25 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
6 PM 23 Chance of showers. Risk of thunderstorms (60%)  Chance of showers. Risk of thunderstorms 60 S 20 gust 40
7 PM 20 Showers. Risk of thunderstorms (100%)  Showers. Risk of thunderstorms 100 S 20 gust 40
8 PM 18 Showers. Risk of thunderstorms (100%)  Showers. Risk of thunderstorms 100 VR 5
9 PM 17 Showers. Risk of thunderstorms (100%)  Showers. Risk of thunderstorms 100 VR 5
 
† 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