heat index

Dangerous heat, humidity linger from Midwest to Gulf Coast

It will feel like a sauna outside as the heat index exceeds 105 degrees Tuesday in more than a dozen states.

The combination of high heat and oppressive humidity began reaching dangerous levels over the weekend, spreading from the Midwest to the Gulf Coast.

While temperature may not be record-breaking, highs will hit well into the 90s to around 100 degrees in southeastern South Dakota; the southern half of Iowa; most of Illinois and Indiana; far southern Michigan; northwestern Ohio; western...

https://www.freightwaves.com/news/dangerous-heat-humidity-linger-from-midwest-to-gulf-coast

Heat waves scorching two coasts heading into weekend

Scorching heat will continue to bake two regions of the country heading into the weekend. In some areas, the humidity will add another layer of risk for anyone who has to work outdoors.

Northwest

A strong ridge of high pressure will stay parked over the Pacific Northwest, leading to more triple-digit heat in many places.

New daily record highs were set Thursday in Eugene and Redmond, Oregon, where the mercury climbed to 103 and 101 degrees, respectively.

(Map: FreightWaves SONAR Critical Events,...

https://www.freightwaves.com/news/heat-waves-scorching-two-coasts-heading-into-weekend

Scorching heat waves this week in Northwest, heartland

Dangerously hot and humid weather this week may have some truckers dreaming of cool breezes and snow-capped mountains.

One region of the country will be baking in triple-digit heat for a few days, while another will have to deal with humidity pushing the heat index past 100 degrees.

The heartland

Portions of the Plains and Mississippi Valley are where drivers will find temperatures in the 90s, which doesn’t sound out of the ordinary for August. However, paired with oppressive humidity levels,...

https://www.freightwaves.com/news/scorching-heat-waves-this-week-in-northwest-heartland

Scorching heat wave returning to Plains, South

Oppressive heat and humidity will spread across parts of the Plains and the South over the next two days. For some areas it will be around Tuesday or Wednesday, but in some places it will last both days. The National Weather Service has issued various heat alerts across these regions.

Plains

The high heat will hit central and eastern Montana, where some wildfires are burning. Places such as Helena, Great Falls, Billings, Glendive, Havre and Glasgow are under either a heat advisory or an excessive...

https://www.freightwaves.com/news/scorching-heat-wave-returning-to-plains-south

Excessive heat still scorching the eastern US (with forecast video)

Hot sun across a skyline.

After baking in record/near-record temperatures Monday, parts of the eastern U.S. will feel the extreme heat again Tuesday.

SONAR Critical Events and radar: Tuesday, July 21, 2020, 7 a.m. EDT; Extreme heat alerts

Highs well into the 90s to 100 degrees Monday hit places from Georgia to Maine, 10 degrees or more above normal in some cases.

A daily record high of 100 degrees was set at Wallops Island, Virginia, on the Delmarva Peninsula. Highs reached 100 degrees in Augusta, Georgia, as well as...

https://www.freightwaves.com/news/excessive-heat-still-scorching-the-eastern-us-with-forecast-video