Northwest Territories at risk due to intense heatwave

Temperatures in the Pacific Northwest have been rising since last weekend, a trend that will continue through the rest of the week, according to AccuWeather meteorologists.

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extremely hot

Temperatures in Seattle are expected to be about 10 degrees Fahrenheit above average, with highs above 80 degrees Fahrenheit. Temperatures could rise a few degrees on Thursday.

This The heat will be more intense The further south you go. Locals in Portland, Oregon, have experienced four days of 100-degree or higher temperatures this season. Portland could see highs near 100 degrees Wednesday and Thursday, which could add to this year’s triple-digit temperatures. Five days with temperatures over 100 degrees in a calendar year set records in Portland, in 1941, 1977 and 2021.

Also read: Heatwave could lead to surge in wildfires in Northeast

heat wave on the way

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According to AccuWeather meteorologist La Troy Thornton, “Once again, a large, prominent area of ​​high pressure entering the region means the Pacific Northwest is ready to move into the region. hot This will break records. “

While it doesn’t look like Wednesday’s record highs of 96 and 105 degrees in Seattle and Portland will be broken, Thursday’s events could be very different as the heat continues to build. The August 18 maximum temperature records for Seattle and Portland are currently at 88 and 99, respectively, and are in danger of being matched or surpassed.

Temperatures along the I-5 corridor will begin to drop on Friday, but will likely remain slightly above average through mid-August. Further inland, however, this is not the case.

Inland areas like Pendleton, Ore., and Boise, Idaho, the heat will last longer, according to Thornton.

Temperatures in Pendleton are expected to remain in the mid-90s through the end of the week, and possibly even into the weekend. There are only low 90s in Boise on Friday, but the weekend will bring back the mid to high 90s.

weather disturbance

with the heat, Sporadic thunderstorms likely By Friday, parts of the region, especially the Highlands. Thunderstorm lightning will make already dry countryside more flammable.

According to Alex Sosnowski, senior meteorologist at AccuWeather, “Ripple in the jet stream is likely to pass through parts of the northwest later this week and could produce sporadic dry thunderstorms. “

Any gusts close to the storm could spread the flames quickly. Thunderstorms with lightning and little rain have the potential to spark new fires. Inland areas, these storms will be at greatest risk.

Relieve from the heat

After a respite from the heat along the coast on Friday and the weekend, it is expected to return next week.

While it doesn’t look as warm as this week’s event, Thornton said the heat could return by the middle of next week.

Forecasters say dry thunderstorms are less likely in the region and the heat may not be as intense.

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