Fraser Valley Flooding

IronNoggin

Well-Known Member

Atmospheric river triggers evacuation orders, highway closures in Fraser Valley​

An atmospheric river has wreaked havoc on the Fraser Valley, with heavy rains leading to numerous evacuation orders and highway closures.

While the weather is set to improve Thursday, high amounts of precipitation are expected for the weekend through into next week.

As of 8 a.m. Thursday morning, the following closures are in effect:

Highway 1 eastbound closed between Highway 9 and Hope

Highway 1 "high flood warning in effect" between Hope and Lytton

Highway 3 closed between Hope and Princeton

Highway 5 closed between Hope and Merritt

Highway 7 alternating one-way west of Hope (between Highway 9 and Ross Road)

Highway 11 at the Sumas border crossing is closed to all traffic

Evacuation orders have been issued for a number of areas in Abbotsford and Electoral E, just southeast of Chilliwack.


Residents living in the Wilson Rd. area of Electoral Area E were asked to leave immediately, while those in surrounding areas are under evacuation alert.


Abbotsford declared a state of local emergency and issued evacuation orders for 371 properties in Sumas Prairie West "due to risk of flooding."

"Residents in the affected area must leave immediately," the Abbotsford Police Department wrote in a post on X. "Evacuation Alerts have also been issued for Sumas Prairie East and remain in place for the rest of Sumas Prairie West and Clayburn Village."

Heavy rains are also causing problems elsewhere in the province.


In Princeton, for example, evacuation alerts have been issued for parts of downtown, as well as section of Corina Avenue and Allison Flats.

 

Cameron Lake closed 9am to 3pm next Wednesday 17th
 
Rainfall records broken in Metro Vancouver, Fraser Valley

The rainfall warnings have ended but more rain is in the forecast for the Fraser Valley, where flooding led to evacuations late Wednesday.

An atmospheric river that hit B.C.’s South Coast Wednesday broke several records for rainfall in Metro Vancouver and the Fraser Valley.

Seventeen daily precipitation records were broken in B.C. on Dec. 10, with the highest amount of rain falling in Hope at 134.2 mm, beating a record 74.5 mm from 2004, according to Ken Dosanjh, a meteorologist with Environment and Climate Change Canada. Over Tuesday and Wednesday, Hope recorded 140 mm.

Agassiz and Chilliwack both recorded 91.8 mm, smashing a record 52.6 mm set in 1896, while Abbotsford hit 86.2 mm, breaking its previous extreme of 56.7 mm in 2004.

Dosanjh said some of the other records that were broken were in White Rock, Esquimalt, Victoria, Langley, and Pitt Meadows. Langley, for example, set a record 56.7 mm beating the previous mark of 55.6 mm while White Rock hit 45 mm, up from 33.8 mm set in 2004.

On Thursday morning, Environment and Climate Change Canada had lifted the yellow and orange rainfall warnings, but Dosanjh cautioned that more rain was on the way, noting that so far December has been wetter than normal.

“We did see that first push move through Monday, that kind of pre-saturated all the soil. And then the second event that we saw Tuesday night into Wednesday was longer in duration, but a little more intensity,” he said.

“Looking forward, we are continuing to have this wet stream so caution is definitely needed. We’ll continue to monitor the forecast for sure, because we are looking at generally a wet, active pattern.”

Dosanjh said high pressure systems are stagnant over the Yukon and California.

“Think of it almost like the bread of a sandwich, where these two things are outside and inside, you’ve created essentially a storm highway where these Pacific weather systems have nowhere to go but towards B.C.’s South Coast, the North Central Coast, and Washington,” he said.

He added this pattern is likely to continue for the next few days, or even a week.

“We definitely have to be a little more heightened and aware of these upcoming storms. So that’s something that we’re going to continue to watch out for. And the best way for the public to be prepared is by staying informed.”

B.C.’s River Forecast Centre upgraded a flood watch for the Fraser Valley to a flood warning Wednesday, while a high streamflow advisory remains in effect for Vancouver Island, much of the B.C. coast and southeast B.C.

The flood warning covers the Sumas River, including the potential for spillover from the Nooksack River and the Lower Fraser tributaries including the Chilliwack, Skagit and Coquihalla rivers and other areas of the Fraser Valley around Abbotsford, Chilliwack, and Hope and east through Manning Park.

Dosanjh said Fraser Valley residents should have a break in the rain Thursday but there could be up to 10 mm more falling on Friday.

“But again, as we start to look more toward the end of the week, Sunday into early next week, we’re going to have to heed caution on any potential systems that come through the area. So far, they don’t look to be as extreme as what we’ve seen thus far, but nevertheless, it’s kind of those additive effects that kind of create the increased vulnerabilities,” he said.

https://vancouversun.com/news/rainfall-records-broken-in-metro-vancouver-fraser-valley
 
Highway 1 is currently closed in both directions between Whatcom Road and Sumas Way in Abbotsford due to flooding. The closure is a result of water breaching the highway, and it remains in effect as of Friday morning, December 12, 2025.

Current Status and Information
  • Closure Points: The closure affects Highway 1 between Exit 92 (Sumas Way/No. 3 Road) and Exit 95 (Whatcom Road).
  • Reason: Floodwater from the Nooksack River overflow is impacting the area.
  • Impact: Schools in Abbotsford and Chilliwack are also closed today due to the ongoing flooding situation.
  • Official Updates: For the most up-to-date information on road conditions and potential detours, it is recommended to check the DriveBC website or the City of Abbotsford alerts page.
 
Quick update on my buddies property,
The river is now 2 feet away from breaching into his yard, without major rain in the last 24 hours. His house is the first one along the dike. The chilliwack river valley district does not to see urgency to this matter. If his property floods so do all the neighbours down river. The bureaucrats are sitting idle and will send someone to “assess” the situation next week. Heavy rains coming again on monday.
 
Man if what is happening here in Port is any indication, those on the mainland better buckle up their seat-belts!
Been pouring all day, and now coming down so fast the wipers cannot keep up at full bore!
Up to 100 mms expected overnight!!
Shock.gif


Eek!
 
My buddy took care of business himself, re built the dike on Saturday . Chilliwack river valley district came in today and said they loved it, apologized for the bureaucrats and are submitting an application for reimbursement. They are on evacuation alert right now with heavy rains expected. Another log jam down river isn’t helping. Scary times, but in good spirits. Most of the rain is supposed to hit the Fraser valley but a little shift in wind could spell disaster for them
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