Alert archive / Nebraska / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 307, NWS Cheyenne, WY

July 19, 20234 counties in Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 19, 2023, 6:13 PM MDT for 4 counties in Nebraska. It was in force for 32 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: Jul 19, 2023, 6:13 PM MDT (00:13 UTC)
Expired: Jul 19, 2023, 6:45 PM MDT
In force: 32 min
Issued by: NWS Cheyenne, WY
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Box Butte County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE

The radar

The Cheyenne radar (KCYS), 156 km from the middle of the area, began a volume at 00:15 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 Cheyenne, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 19, 5:31 PM MDT, 42 minutes earlier.

Area forecast discussion, Jul 19, 5:31 PM MDT, 42 minutes before

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Hazardous weather outlook, Jul 19, 6:38 AM MDT, 11 hours 35 minutes before

Hazardous Weather Outlook
National Weather Service Cheyenne WY
638 AM MDT Wed Jul 19 2023

WYZ104-105-109>115-201245-
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Central Carbon County-North Snowy Range Foothills-
Southwest Carbon County-Sierra Madre Range-
Upper North Platte River Basin-Snowy Range-Laramie Valley-
638 AM MDT Wed Jul 19 2023

This hazardous weather outlook is for portions of south central
Wyoming and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Isolated to widely scattered showers and thunderstorms are
expected today. A few storms may produce strong, gusty winds near
50 MPH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Numerous thunderstorms are expected on Thursday. A few storms may
produce locally heavy rainfall.

.Spotter information statement...

Spotter activation is not anticipated.

NEZ002-003-019>021-054-055-095-096-WYZ101>103-106>108-116>119-
201245-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
638 AM MDT Wed Jul 19 2023

This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Isolated to widely scattered showers and thunderstorms are
expected today. A few storms may produce strong, gusty winds near
50 MPH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

Numerous showers and thunderstorms are likely across the high
plains of southeast Wyoming and the western Nebraska Panhandle on
Thursday. These storms may produce very heavy rainfall, resulting
in a risk for localized flash flooding.

.Spotter information statement...

Spotter activation may be needed.

In the hours before

Local storm report, Jul 19, 4:47 PM MDT, 1 hour 26 minutes before

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Local storm report, Jul 19, 5:06 PM MDT, 1 hour 7 minutes before

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Local storm report, Jul 19, 5:16 PM MDT, 57 minutes before

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Special weather statement, Jul 19, 5:49 PM MDT, 24 minutes before

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Special weather statement, Jul 19, 5:51 PM MDT, 22 minutes before

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Special weather statement, Jul 19, 5:55 PM MDT, 18 minutes before

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The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 20, 6:44 AM MDT	Special Weather Statement	CYS	Goshen	46 min
Jul 20, 7:56 AM MDT	Areal Flood Advisory	CYS	Goshen, Laramie, Platte	3 hr
Jul 20, 9:13 AM MDT	Areal Flood Advisory	CYS	Laramie	3 hr
Jul 20, 1:08 PM MDT	Special Weather Statement	CYS	Albany	37 min
Jul 20, 1:43 PM MDT	Special Weather Statement	CYS	Albany	32 min
Jul 20, 2:18 PM MDT	Flash Flood Warning	CYS	Albany, Carbon	2 hr
Jul 20, 2:36 PM MDT	Special Weather Statement	CYS	Albany	39 min
Jul 20, 2:40 PM MDT	Flash Flood Warning	CYS	Albany	3 hr
Jul 20, 3:05 PM MDT	Tornado Warning	CYS	Albany	25 min
Jul 20, 3:06 PM MDT	Flash Flood Warning	CYS	Albany, Laramie	3 hr
Jul 20, 3:38 PM MDT	Flash Flood Warning	CYS	Albany, Laramie	3 hr
Jul 20, 3:48 PM MDT	Tornado Warning	CYS	Laramie	27 min
Jul 20, 4:08 PM MDT	Flash Flood Warning	CYS	Laramie	5 hr
Jul 20, 4:08 PM MDT	Severe Thunderstorm Warning	CYS	Laramie	22 min
Jul 19, 6:03 PM MDT	Severe Thunderstorm Warning	CYS	Box Butte, Sioux	42 min
Jul 19, 7:20 PM MDT	Severe Thunderstorm Warning	CYS	Box Butte, Morrill	40 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 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.