Excessive Heat in Arizona, June 16 to 24, 2017

Name: Excessive Heat in Arizona, June 16 to 24, 2017
Start: 2017-06-16T11:00
End: 2017-06-24T19:00
Location: Arizona

June 16 to 24, 2017 · NWS FGZ · 7 events in 7 counties and zones

Very strong high pressure aloft developed across the Desert Southwest in mid to late June. This lead to prolonged excessive heat across the lower deserts of northern Arizona.

Where it happened

Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 7

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS FGZ wrote it up.

Very strong high pressure aloft developed across the Desert Southwest in mid to late June. This lead to prolonged excessive heat across the lower deserts of northern Arizona. High temperatures exceeded 110 over the lower elevations of Yavapai County and along the Colorado River in the Grand Canyon. Numerous high temperature records were tied or broken, even at higher elevations.

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

7 excessive heat. Local standard time, as filed.

Excessive Heat, Yavapai County Mountains

When: June 16, 11:00 AM MST to June 24, 7:00 PM MST
Where: Yavapai County Mountains forecast zone
Reported by: Official NWS Observations
Coordinates: 34.600, -112.554 (the zone’s center; the record gives no point)

The high of 96 at Prescott Airport on June 16 tied the previous record last set in 1974.

The high of 102 at Prescott Airport on June 18 broke the previous record of 100 set in 1989.

The high of 103 in Seligman on June 18 tied the previous record last set in 1940.

The high of 102 at Prescott Airport on June 19 tied the previous record last set in 2016.

The high of 105 in Seligman on June 19 broke the previous record of 103 set 1940.

The high of 103 at Prescott Airport on June 24 broke the previous record of 102 set 2016.

The high of 103 at Prescott Airport on June 21 broke the previous record of 100 set 1990.

The high of 103 in Seligman on June 23 broke the previous record of 102 set 1968.

The high of 101 at Prescott Airport on June 23 broke the previous record of 98 set 2006.

The high of 104 in Seligman on June 23 broke the previous record of 103 set 1961.

The high of 101 at Prescott Airport on June 24 broke the previous record of 100 set 1974.

The high of 103 in Seligman on June 24 tied the previous record last set in 1994.

Excessive Heat, Yavapai County Valleys and Basins

When: June 17, 11:00 AM MST to June 24, 6:00 PM MST
Where: Yavapai County Valleys and Basins forecast zone
Reported by: Official NWS Observations
Coordinates: 34.600, -112.554 (the zone’s center; the record gives no point)

The high of 108 in Cottonwood - Tuzioot on June 17 broke the previous record of 107 set in 1985.

The high of 113 in Cottonwood - Tuzioot on June 18 broke the previous record of 111 set in 1985.

The high of 115 in Cottonwood - Tuzioot on June 19 broke the previous record of 111 set in 2016.

The high of 115 in Cottonwood - Tuzioot on June 21 broke the previous record of 110 set in 1994.

The high of 115 in Cottonwood - Tuzioot on June 22 broke the previous record of 110 set in 1988.

The high of 113 in Cottonwood - Tuzioot on June 23 broke the previous record of 111 set in 1994.

The high of 115 in Cottonwood - Tuzioot on June 24 broke the previous record of 110 set in 1994.

Excessive Heat, Little Colorado River Valley in Navajo County

When: June 17, 11:00 AM MST to June 24, 6:00 PM MST
Where: Little Colorado River Valley in Navajo County forecast zone
Reported by: Official NWS Observations
Coordinates: 35.400, -110.321 (the zone’s center; the record gives no point)

The high of 102 in Winslow on June 17 broke the previous record of 100 set in 1974.

The high of 103 in Winslow on June 18 tied the previous record last set in 1940.

The high of 105 in Winslow on June 19 broke the previous record of 104 set in 2016.

The high of 103 at the Petrified Forest on June 19 broke the previous record of 101 set in 2016.

The high of 108 in Winslow on June 21 broke the previous record of 106 set in 2012.

The high of 105 at Petrified Forest on June 21 broke the previous record of 103 set in 2012.

The high of 107 in Winslow on June 22 broke the previous record of 105 set in 1961.

The high of 104 in Winslow on June 23 tied record last set in 1961.

The high of 104 in Winslow on June 24 tied record last set in 1961.

Excessive Heat, Chinle Valley

When: June 17, 11:00 AM MST to June 22, 6:00 PM MST
Where: Chinle Valley forecast zone
Reported by: COOP Observer
Coordinates: 35.398, -109.905 (the zone’s center; the record gives no point)

The high of 97 in Canyon de Chelly on June 17 tied record last set in 2002.

The high of 103 in Canyon de Chelly on June 23 broke the record of 101 last set in 2012.

Excessive Heat, Little Colorado River Valley in Apache County

When: June 18, 11:00 AM MST to June 23, 6:00 PM MST
Where: Little Colorado River Valley in Apache County forecast zone
Reported by: Official NWS Observations
Coordinates: 35.396, -109.489 (the zone’s center; the record gives no point)

The high of 95 in Springerville on June 18 tied the previous record last set in 2016.

The high of 98 in Springerville on June 20 broke the previous record of 97 last set in 2016.

The high of 95 in Springerville on June 22 tied the previous record last set in 2012.

The high of 95 in Springerville on June 23 broke the previous record of 94 last set in 1954.

Excessive Heat, Northern Gila County

When: June 18, 11:00 AM MST to June 20, 6:00 PM MST
Where: Northern Gila County forecast zone
Reported by: COOP Observer
Coordinates: 33.800, -110.812 (the zone’s center; the record gives no point)

The high of 104 in Payson on June 19 broke the previous record of 103 last set in 2016.

The high of 105 in Payson on June 20 broke the previous record of 103 last set in 2016.

Excessive Heat, Western Mogollon Rim

When: June 18, 11:00 AM MST to June 24, 6:00 PM MST
Where: Western Mogollon Rim forecast zone
Reported by: Official NWS Observations
Coordinates: 35.839, -111.770 (the zone’s center; the record gives no point)

The high of 92 at the Flagstaff Airport (7000 feet) on June 18 tied the previous record last set in 1940.

The high of 93 at the Flagstaff Airport (7000 feet) on June 23 tied the previous record last set in 1974.

The high of 90 in Bellemont (7156 feet) on June 24 tied the previous record last set in 2015.

What these are

Excessive Heat: Heat at or above the local excessive heat warning criteria, or heat that caused deaths.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Arizona in 2017 Every state in 2017 This day in weather history Warnings in Arizona, June 2017

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 707200, 707205, 707213, 707225, 707229, 707231, 707233.