Burke Mountain in Coquitlam recorded a storm total of from October 18 through the evening of October 20. West Vancouver also reported rain in excess of .
Kennedy Lake on Vancouver Island saw over of rainfall. The South Coast region of British Columbia saw higher rainfall amounts than those seen during the record breaking floods in 2021. The trajectory of the moisture plume limited the impact of the
Olympic Mountain rain shadow in parts of British Columbia. At the same time, this event came earlier in the season than the 2021 event meaning there was less snowpack in the mountains to be melted. Localized severe flooding was observed but river flooding was not as strong or widespread as in 2021.
ICBC, the
crown corporation providing car insurance in British Columbia, said it received 80 claims for water damaged vehicles – a value far lower than the 2,100 claims made following the 2021 flood event.
Lower Mainland Rainfall in the Lower Mainland was heaviest on October 19. This was accompanied by strong winds that led to 2,700
BC Hydro customers remaining without power by that evening. Widespread street flooding was observed in
North Shore communities. Flows of muddy water and debris were noted in
West Vancouver and
TransLink riders encountered detours and delays. Street flooding led to the closure of several roads in
Surrey. A few water rescues had to be performed throughout the Lower Mainland. Ponding water forced lane closures on area freeways, including
Highway 1 and
Highway 99.
Highway 7 was closed for a time between
Mission and
Maple Ridge. A 57 year old woman was killed in
Coquitlam when a mudslide struck her home. Her body was found after an extensive search involving the RCMP and other agencies. A man was killed, also in Coquitlam, when he entered the
Coquitlam River attempting to rescue a dog. Increased turbidity was seen in Metro Vancouver
tap water but officials said it was still safe to drink. There were isolated instances of the sewer system overflowing with fourteen reports of raw sewage entering into area waterways. Washouts along
Highway 14 led to that road being closed between
Jordan River and
Port Renfrew with repair work expected to last until October 23. Two travelers went missing between Port Alberni and
Bamfield during the storm. Both were found to have been killed when their vehicles went into the
Sarita River due to Bamfield Road having washed out. Investigators utilized cell phone data and helicopter searches in their attempts to locate the individuals.
Interior and Northern British Columbia Areas of heavy snow were observed inland in British Columbia due to the atmospheric river. Environment Canada meteorologists issued the first snowfall warnings of the season along the British Columbia –
Yukon border where of snow was forecast. Highway 1 was closed over
Rogers Pass east of
Revelstoke because of a vehicle crash in the wintry conditions.
Northwestern Washington Strong winds on the south side of the atmospheric river knocked out power to over 24,000 customers in Northwestern Washington. The majority of these outages were seen in
Clallam County. Wind gusts to caused a tree to fall on a home in
Sudden Valley near
Bellingham. No injuries or deaths related to the storm were reported in Washington. High water and damage from strong winds impacted travel in
Whatcom County with several road closures. The daily rainfall record for October 19 at
Quillayute Airport near
Forks was broken when was recorded.
Bellingham International Airport also set a new record on that day with a total of . == See also ==