Alert archive / Utah / Excessive Heat Warnings in 2020

Excessive Heat Warning 2, NWS Salt Lake City, UT

July 9, 2020

NWS Salt Lake City, UT issued this excessive heat warning at Jul 9, 2020, 2:37 PM MDT. It took effect at Jul 11, 2020, 12:00 PM MDT. It was in force for 56 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 9, 2020, 2:37 PM MDT (20:37 UTC)
In effect from: Jul 11, 2020, 12:00 PM MDT
Expired: Jul 13, 2020, 8:00 PM MDT
In force: 56 hr
Issued by: NWS Salt Lake City, UT

What forecasters said that day

The local office's own words before this excessive heat warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Salt Lake City, UT wrote its last area forecast discussion before this excessive heat warning went out at Jul 9, 10:12 AM MDT, 4 hours 25 minutes earlier.

Area forecast discussion, Jul 9, 10:12 AM MDT, 4 hours 25 minutes before

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Hazardous weather outlook, Jul 9, 5:48 AM MDT, 8 hours 49 minutes before

Hazardous Weather Outlook
National Weather Service Salt Lake City UT
548 AM MDT Thu Jul 9 2020

UTZ001>016-019>021-517-518-WYZ021-101200-
Cache Valley/Utah Portion-Northern Wasatch Front-
Salt Lake and Tooele Valleys-Southern Wasatch Front-
Great Salt Lake Desert and Mountains-Wasatch Mountain Valleys-
Wasatch Mountains I-80 North-Wasatch Mountains South of I-80-
Western Uinta Mountains-Wasatch Plateau/Book Cliffs-
Western Uinta Basin-Castle Country-San Rafael Swell-
Sanpete/Sevier Valleys-West Central Utah-Southwest Utah-
Utahs Dixie and Zion National Park-South Central Utah-
Glen Canyon Recreation Area/Lake Powell-Central Mountains-
Southern Mountains-Southwest Wyoming-
548 AM MDT Thu Jul 9 2020

This Hazardous Weather Outlook is for the western two thirds of
Utah and southwest Wyoming.

.DAY ONE...Today and Tonight

Portions of lower Washington County and the Lake Powell area will
see moderate heat risk levels today.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday

Heat risk will gradually increase through the end of the week.
Expect moderate heat risk across lower Washington County and Lake
Powell to spread across much of the remainder of the valleys of
Utah by Friday.

By Saturday and Sunday, the heat risk will remain moderate across
most of northern Utah, with portions of the southern and eastern
Utah valleys exceeding high to very high heat risk levels. At high
to very high heat risk levels, many people will be adversely
impacted by the heat. Limit outdoor activities in these areas of
high or greater heat risk during the afternoon and early evening
hours. Hot temperatures will continue across the lower elevations
of extreme southern Utah into early next week.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed. Please relay any information
about observed severe weather to the NWS while following all
local, state, and CDC guidelines.

For more information from NOAA/s National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential road travel impacts visit...
http://www.udottraffic.utah.gov/roadweatherforecast.aspx

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 9, 7:59 AM MDT	Red Flag Warning	SLC	Garfield, Iron, Kane, San Juan, Washington, Wayne	13 hr
Jul 9, 2:37 PM MDT	Heat Advisory	SLC		4 days

Nearby

Excessive Heat Warnings in Utah, 2020 Every excessive heat warning in 2020

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.