until SUN 9:00 PM MDT, Northeast Plateaus and Mesas South of Hwy 264, Black Mesa Area, Chinle Valley, Chuska Mountains and Defiance Plateau, Northeast Plateaus and Mesas Hwy 264 Northward

from MON 9:00 AM MDT until MON 9:00 PM MDT, Black Mesa Area, Northeast Plateaus and Mesas South of Hwy 264, Northeast Plateaus and Mesas Hwy 264 Northward

until SUN 8:00 PM MST, White Mountains, Little Colorado River Valley in Apache County, Eastern Mogollon Rim, Western Mogollon Rim, Yavapai County Mountains, Grand Canyon Country, Kaibab Plateau, Little Colorado River Valley in Navajo County, Coconino Plateau, Little Colorado River Valley in Coconino County

from MON 8:00 AM MST until MON 8:00 PM MST, Little Colorado River Valley in Navajo County, Western Mogollon Rim, Eastern Mogollon Rim, Little Colorado River Valley in Coconino County, Little Colorado River Valley in Apache County, White Mountains

Evening Weather Forecast - 3/19/26

The heat wave is expected to peak today and Friday, with an Extreme Heat Warning in effect across the state through Sunday night.

Posted March 19, 2026 6:46pm MST

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