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Heat Warning Reissued

Heat warning issued for Kamloops area as temperatures soar into the mid-30s

Aug 9, 2025 | 11:42 AM

KAMLOOPS — The Kamloops area is once again under a heat warning as Environment Canada is forecasting temperatures to be in the mid-30s for the next few days.

The warning issued Saturday (Aug. 9) covers the North and South Thompson and the Fraser Canyon as well as the Whistler and Squamish areas and parts of Vancouver Island.

In Kamloops, Environment Canada is forecasting a day time high of 35 C on Sunday and Monday (Aug. 10 and 11) and a high of 34 C on Tuesday. It is also forecasting overnight lows of between 18 C and 20 C Saturday through Tuesday.

While the heat warning will last for at least two days, Environment Canada meteorologist Jennifer Kowal says it may be extended into Tuesday as well.

“We’re tracking a new system that is coming in to the interior of BC from the north and so the timing is still a little bit unsure,” Kowal said. “The heat event may continue through Tuesday and we would see another temperature near 35 C.”

“Or if the new system comes in a bit faster, it might remain a bit cooler on Tuesday.”

This is the second heat warning of the summer following last week’s alert that was lifted on Aug. 1. It coincides with the final day of Ribfest at Riverside Park, and people are asked to avoid prolonged exposure to direct sun.

“Heat affects everyone, but the risks are greater for seniors, people who live alone, people with pre-existing health conditions such as diabetes, heart disease or respiratory disease, people with mental illness such as schizophrenia, depression or anxiety, people with substance use disorders, people with limited mobility,” Environment Canada said.

“Check on family, friends and neighbours, who are at higher risk, particularly if they live alone, to make sure they have a cool space.”

While the wildfire situation across British Columbia is very favourable with 92 active blazes, the BC Wildfire Service is bracing for more fire activity as the weather heats up.

“This weekend, most of B.C. will enter a brief warming, drying trend, with clearer skies, warmer temperatures and higher winds forecast for the north,” the Wildfire Service said, in a statement. “On Sunday, higher winds could intensify fire activity where there are fires already burning on the landscape.”

“Following this brief uptick in heat, a dry cold front is forecast for early next week. These cool dry winds in the south could also help to heighten fire behaviour in the near term, however, this pattern is expected to be short lived.”

While she couldn’t speak for the BC Wildfire Service, Kowal said Environment Canada is not expecting there to be any lightning in the Kamloops area over the next few days.

“It’s great news at this time of year when its this warm,” Kowal said.

Kamloops-area temperatures are expected to return to more seasonal levels on Wednesday (Aug. 13), with Environment Canada projecting a high of 30 C that day, and just 23 C on Thursday.

“Wednesday and Thursday and into next weekend, we’re looking at quite a shift in the pattern,” Kowal said. “I don’t want to say ‘not summery’ but it will look a bit more like an early summer or spring pattern where its cloudier, a little cooler and with a few more showers.”

In the Kamloops-area, a heat warning is issued when there are at least two consecutive days with a daytime high of at least 35 C and a nighttime low of at least 18 C in between. In the North Thompson and the Cariboo, a warning is issued if there are two straight days with a daytime high of at least 29 C with a nighttime low of at least 14 C in between.

You can find the latest updates from Environment Canada on this heat warning here, and the latest on the wildfire front from the BC Wildfire Service here.

For more on the City of Kamloops’ heat response plan as well as a list of cooling amenities, go here.