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14°C

South Port Alberni, BC, Canada

Updated: 11/11/2026 02:30

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Orange Warning - Rainfall

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4:36 p.m. PCT Tuesday 10 November 2026

Impact Level: High

Forecast Confidence: High

Very heavy rain is occurring.

Where: West and Inland Vancouver Island.

When: Now through Thursday morning.

What: 150 to 200 mm of rain, possibly exceeding 250 mm locally.

Remarks: A very robust frontal system continues impacting Vancouver Island. Rainfall rates will intensify this evening and persist for much of Wednesday, reaching up to 10 to 15 mm/h, possibly up to 20 mm/h, at times.

Precipitation rates will ease Wednesday afternoon but periods of light to moderate rain will continue on Thursday and another weather system will approach the island on Friday.

Localized flooding is likely. Some roads may become impassable. Visibility will likely be suddenly reduced at times. Landslides may occur in vulnerable areas such as steep slopes, deforested areas or recent burn scars.

Stay away from rivers, creeks and culverts.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to BCstorm@ec.gc.ca or post reports on social media using #BCStorm.

In effect for:

Inland Vancouver Island

Observed at: Port Alberni Date: 2:00 AM PCT Wednesday 11 November 2026
Temp.: 14 °C Wind: E 13 km/h Humidity: 98 % Dew point: 14 °C Pressure: 100.7 kPa Tendency: 0.11 kPa Visibility: km	Sunrise: 8:22 Sunset: 17:44 Normals: Max 7°C Min 2°C

Extended Forecast - Environment Canada
	Wed, 11 Nov Rain at times heavy Max: 14°C	Thu, 12 Nov Rain Max: 12°C	Fri, 13 Nov Rain Max: 10°C	Sat, 14 Nov Rain Max: 11°C	Sun, 15 Nov Rain Max: 10°C	Mon, 16 Nov Chance of showers Max: 9°C
Tonight Rain at times heavy Min: 11°C	Night Rain Min: 9°C	Night Rain Min: 8°C	Night Rain Min: 8°C	Night Rain Min: 7°C	Night Rain Min: 5°C

Forecast

Port Alberni, BC (Issued: 10:07 PM PCT Tuesday 10 November 2026)

Tonight: Rain at times heavy with risk of a thunderstorm. Amount 50 to 70 mm. Wind south 30 km/h gusting to 60. Low 11.
Wed, 11 Nov: Rain at times heavy. Amount 20 to 30 mm. Wind south 30 km/h gusting to 60 becoming light near noon. High 14.
Night: Rain. Amount 20 to 30 mm. Low 9.
Thu, 12 Nov: Rain. High 12.
Night: Rain. Low 8.
Fri, 13 Nov: Rain. High 10.
Night: Rain. Low 8.
Sat, 14 Nov: Rain. High 11.
Night: Rain. Low 7.
Sun, 15 Nov: Rain. High 10.
Night: Rain. Low plus 5.
Mon, 16 Nov: Cloudy with 60 percent chance of showers. High 9.

24 Hour Forecast - Port Alberni, BC

Date/Time	Temp. (°C)	Weather Conditions	LOP †	Wind (km/h)
11 November 2026
3 AM	12	Rain at times heavy	100	S 30 gust 60
4 AM	11	Rain at times heavy	100	S 30 gust 60
5 AM	11	Rain at times heavy	100	S 30 gust 60
6 AM	11	Rain at times heavy	100	S 30 gust 60
7 AM	12	Rain at times heavy	100	S 30 gust 60
8 AM	12	Rain at times heavy	100	S 30 gust 60
9 AM	12	Rain at times heavy	100	S 30 gust 60
10 AM	13	Rain at times heavy	100	S 30 gust 60
11 AM	13	Rain at times heavy	100	S 30 gust 60
12 PM	13	Rain	100	VR 5
1 PM	14	Rain	100	VR 5
2 PM	14	Rain	100	VR 5
3 PM	14	Rain	100	VR 5
4 PM	13	Rain	100	VR 5
5 PM	13	Rain	100	VR 5
6 PM	13	Rain	100	VR 5
7 PM	12	Rain	100	VR 5
8 PM	12	Rain	100	VR 5
9 PM	12	Rain	100	VR 5
10 PM	11	Rain	100	VR 5
11 PM	11	Rain	100	VR 5
12 November 2026
12 AM	11	Rain	100	VR 5
1 AM	10	Rain	100	VR 5
2 AM	10	Rain	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