Alert archive / Utah / Excessive Heat Warnings in 2023

Excessive Heat Warning 2, NWS Salt Lake City, UT

July 20, 202312 counties in Utah

NWS Salt Lake City, UT issued this excessive heat warning at Jul 20, 2023, 3:09 AM MDT for 12 counties in Utah. It took effect at Jul 21, 2023, 6:00 AM MDT. It was in force for 4 days. 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 20, 2023, 3:09 AM MDT (09:09 UTC)
In effect from: Jul 21, 2023, 6:00 AM MDT
Expired: Jul 24, 2023, 9:00 PM MDT
In force: 4 days
Issued by: NWS Salt Lake City, UT

Counties Box Elder County, UT, Cache County, UT, Davis County, UT, Garfield County, UT, Iron County, UT, Kane County, UT, Salt Lake County, UT, San Juan County, UT, Tooele County, UT, Utah County, UT, Washington County, UT, Weber County, UT

The radar

The Salt Lake City radar (KMTX), 192 km from the middle of the area, began a volume at 09:09 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

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 19, 3:24 PM MDT, 11 hours 45 minutes earlier.

Area forecast discussion, Jul 19, 3:24 PM MDT, 11 hours 45 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 19, 6:11 PM MDT	Special Weather Statement	SLC		34 min
Jul 19, 6:32 PM MDT	Special Weather Statement	SLC	Davis	43 min
Jul 19, 6:38 PM MDT	Special Weather Statement	SLC	Utah	52 min
Jul 19, 6:47 PM MDT	Special Weather Statement	SLC	Box Elder	28 min
Jul 19, 6:56 PM MDT	Severe Thunderstorm Warning Considerable damage threat	SLC	Box Elder, Davis, Salt Lake, Tooele, Weber	49 min
Jul 19, 7:01 PM MDT	Special Weather Statement	SLC	Wasatch	29 min
Jul 19, 7:09 PM MDT	Severe Thunderstorm Warning Considerable damage threat	SLC	Davis, Salt Lake	36 min
Jul 19, 7:19 PM MDT	Special Weather Statement	SLC	Box Elder	41 min
Jul 19, 7:35 PM MDT	Special Weather Statement	SLC	Weber	25 min
Jul 19, 7:58 PM MDT	Special Weather Statement	SLC	Morgan	47 min
Jul 20, 2:11 PM MDT	Heat Advisory	SLC	Beaver, Cache, Emery, Garfield, Iron, Juab and 5 more	4 days
Jul 20, 5:59 PM MDT	Severe Thunderstorm Warning	SLC	Box Elder	46 min

Nearby

Excessive Heat Warnings in Utah, 2023 Every excessive heat warning in 2023

Sources

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