Alert archive / Utah / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 7, NWS Salt Lake City, UT

May 14, 2023Beaver County, Millard County, Utah

NWS Salt Lake City, UT issued this severe thunderstorm warning at May 14, 2023, 4:59 PM MDT for Beaver County, Millard County, Utah. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 14, 2023, 4:59 PM MDT (22:59 UTC)
Expired: May 14, 2023, 5:30 PM MDT
In force: 31 min
Issued by: NWS Salt Lake City, UT
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Beaver County, UT, Millard County, UT

The radar

The Cedar City radar (KICX), 128 km from the middle of the area, began a volume at 22:59 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 severe thunderstorm 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 severe thunderstorm warning went out at May 14, 4:02 PM MDT, 57 minutes earlier.

Area forecast discussion, May 14, 4:02 PM MDT, 57 minutes before

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In the hours before

Special weather statement, May 14, 1:58 PM MDT, 3 hours 1 minute before

Special Weather Statement
National Weather Service Salt Lake City UT
158 PM MDT Sun May 14 2023

UTZ125-128-142030-
South Central Utah UT-Southern Mountains UT-
158 PM MDT Sun May 14 2023

...A strong thunderstorm will impact portions of south central
Garfield and north central Kane Counties through 230 PM MDT...

At 158 PM MDT, Doppler radar was tracking a strong thunderstorm 13
miles south of Escalante, moving northeast at 10 mph.

HAZARD...Wind gusts up to 50 mph and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

This storm will remain over mainly rural areas of south central
Garfield and north central Kane Counties.

This includes Utah Route 12 between mile markers 64 and 71.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3747 11164 3758 11166 3780 11150 3750 11111
TIME...MOT...LOC 1958Z 224DEG 8KT 3757 11155

MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH

MW

Special weather statement, May 14, 2:31 PM MDT, 2 hours 28 minutes before

Special Weather Statement
National Weather Service Salt Lake City UT
231 PM MDT Sun May 14 2023

UTZ125-128-142115-
South Central Utah UT-Southern Mountains UT-
231 PM MDT Sun May 14 2023

...A strong thunderstorm will impact portions of south central
Garfield County through 315 PM MDT...

At 231 PM MDT, Doppler radar was tracking a strong thunderstorm 14
miles southeast of Escalante, moving northeast at 15 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Boulder.

This includes Utah Route 12 between mile markers 65 and 85.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

&&

LAT...LON 3754 11150 3763 11157 3791 11146 3760 11100
TIME...MOT...LOC 2031Z 238DEG 14KT 3766 11137

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

MW

Special weather statement, May 14, 3:00 PM MDT, 1 hour 59 minutes before

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Special weather statement, May 14, 3:21 PM MDT, 1 hour 38 minutes before

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Local storm report, May 14, 3:25 PM MDT, 1 hour 34 minutes before

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Special weather statement, May 14, 4:08 PM MDT, 51 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
May 14, 11:13 AM MDT	River Flood Watch	SLC	Cache	5 days
May 14, 1:37 PM MDT	Special Weather Statement	SLC	Garfield	23 min
May 14, 1:49 PM MDT	Flash Flood Warning Considerable damage threat	SLC	Wayne	3 hr
May 14, 1:49 PM MDT	Special Weather Statement	SLC	Washington	41 min
May 14, 1:58 PM MDT	Special Weather Statement	SLC	Garfield	32 min
May 14, 2:31 PM MDT	Special Weather Statement	SLC	Garfield	44 min
May 14, 2:33 PM MDT	Severe Thunderstorm Warning	SLC	Kane	27 min
May 14, 2:37 PM MDT	Flash Flood Warning Considerable damage threat	SLC	Garfield	3 hr
May 14, 3:00 PM MDT	Special Weather Statement	SLC	Iron	30 min
May 14, 3:08 PM MDT	Severe Thunderstorm Warning Considerable damage threat	SLC	Iron	22 min
May 14, 3:21 PM MDT	Special Weather Statement	SLC	Emery	39 min
May 14, 4:08 PM MDT	Special Weather Statement	SLC	Beaver	37 min
May 14, 4:21 PM MDT	Severe Thunderstorm Warning Considerable damage threat	SLC	Beaver, Iron	39 min
May 14, 5:51 PM MDT	Special Weather Statement	SLC	Millard	39 min

Nearby

Severe Thunderstorm Warnings in Utah, 2023 Every severe thunderstorm 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.