Alert archive / Wyoming / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 291, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 17, 2023, 6:49 PM MDT for Albany County, Carbon County, Wyoming. It was in force for 26 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 17, 2023, 6:49 PM MDT (00:49 UTC)
- Expired
- Jul 17, 2023, 7:15 PM MDT
- In force
- 26 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 00:53 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 17, 5:29 PM MDT, 1 hour 20 minutes earlier.
Area forecast discussion, Jul 17, 5:29 PM MDT, 1 hour 20 minutes before
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</html>Hazardous weather outlook, Jul 17, 2:24 PM MDT, 4 hours 25 minutes before
Hazardous Weather Outlook National Weather Service Cheyenne WY 224 PM MDT Mon Jul 17 2023 NEZ020-054-055-WYZ103>107-109>119-182030- Banner County-Kimball County-Cheyenne County-North Laramie Range- Ferris/Seminoe/Shirley Mountains-Shirley Basin- Central Laramie Range and Southwest Platte County- East Platte County-Central Carbon County- North Snowy Range Foothills-Southwest Carbon County- Sierra Madre Range-Upper North Platte River Basin-Snowy Range- Laramie Valley-South Laramie Range-South Laramie Range Foothills- Central Laramie County-East Laramie County- 224 PM MDT Mon Jul 17 2023 This hazardous weather outlook is for portions of panhandle Nebraska...south central Wyoming and southeast Wyoming. .DAY ONE...THIS AFTERNOON AND TONIGHT Widespread high temperatures ranging from 85 to 95 degrees across southeast Wyoming and the Nebraska panhandle this afternoon. There is a slight chance of thunderstorms late this afternoon and this evening along the Interstate 80 corridor. Brief strong gusty winds are possible with these storms into late this evening. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY Hot temperatures continue into Tuesday, cooling down Wednesday and Thursday with increased thunderstorm chances. A few strong to severe thunderstorms are possible Thursday. .Spotter information statement... Spotter activation will not be needed. NEZ002-003-019-021-095-096-WYZ101-102-108-182030- Dawes County-Box Butte County-Scotts Bluff County-Morrill County- Northern Sioux County-Southern Sioux County- Converse County Lower Elevations-Niobrara County-Goshen County- 224 PM MDT Mon Jul 17 2023 This hazardous weather outlook is for the northern and central Nebraska panhandle and east central Wyoming. .DAY ONE...THIS AFTERNOON AND TONIGHT There is a slight risk of severe thunderstorms this evening. These thunderstorms may continue through midnight and could contain strong damaging winds and hail. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY Hot temperatures continue into Tuesday, cooling down Wednesday and Thursday with increased thunderstorm chances. A few strong to severe thunderstorms are possible Tuesday through Thursday. .Spotter information statement... Spotters are urged to contact law enforcement or the National Weather Service to report severe weather.
In the hours before
Special weather statement, Jul 17, 3:56 PM MDT, 2 hours 53 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
356 PM MDT Mon Jul 17 2023
WYZ109-110-113-114-172245-
Upper North Platte River Basin WY-North Snowy Range Foothills WY-
Central Carbon County WY-Snowy Range WY-
356 PM MDT Mon Jul 17 2023
...A strong thunderstorm will impact portions of central Carbon
County through 445 PM MDT...
At 355 PM MDT, Doppler radar was tracking a strong thunderstorm over
Sinclair, or near Rawlins, moving east at 40 mph. At 346 PM, Walcott
Junction mesonet station recorded a wind gust of 61 mph.
HAZARD...Wind gusts of to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Rawlins, Sinclair and Teton Reservoir.
This includes Interstate 80 in Wyoming between mile markers 210 and
252.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4160 10737 4192 10725 4183 10645 4156 10668
TIME...MOT...LOC 2155Z 279DEG 34KT 4178 10710
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
WoodwardSpecial weather statement, Jul 17, 4:40 PM MDT, 2 hours 9 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
440 PM MDT Mon Jul 17 2023
WYZ101-102-172315-
Converse County Lower Elevations WY-Niobrara County WY-
440 PM MDT Mon Jul 17 2023
...A strong thunderstorm will impact portions of west central
Niobrara and northeastern Converse Counties through 515 PM MDT...
At 440 PM MDT, Doppler radar was tracking a strong thunderstorm near
Bill, or 29 miles north of Douglas, moving east at 35 mph.
HAZARD...Wind gusts up to 50 mph and penny 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...
Bill and Manning Ranch.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
&&
LAT...LON 4299 10542 4329 10542 4333 10472 4299 10485
TIME...MOT...LOC 2240Z 267DEG 46KT 4317 10528
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
WoodwardLocal storm report, Jul 17, 5:21 PM MDT, 1 hour 28 minutes before
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</html>Special weather statement, Jul 17, 6:11 PM MDT, 38 minutes before
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</html>The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 6:11 PM MDT | Special Weather Statement | CYS | Platte | 49 min |
| Jul 17, 6:53 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 26 min |
| Jul 17, 7:28 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Niobrara | 32 min |
| Jul 18, 4:17 PM MDT | Special Weather Statement | CYS | Goshen | 43 min |
| Jul 18, 4:19 PM MDT | Special Weather Statement | CYS | Converse | 41 min |
| Jul 18, 4:39 PM MDT | Special Weather Statement | CYS | Albany | 51 min |
| Jul 18, 4:55 PM MDT | Special Weather Statement | CYS | Niobrara | 50 min |
| Jul 17, 7:14 PM MDT | Special Weather Statement | CYS | Kimball | 46 min |
| Jul 17, 8:20 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 25 min |
| Jul 18, 4:49 PM MDT | Special Weather Statement | CYS | Cheyenne | 41 min |
| Jul 18, 4:51 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne | 36 min |
| Jul 18, 5:09 PM MDT | Special Weather Statement | CYS | Scotts Bluff | 51 min |
| Jul 18, 5:33 PM MDT | Special Weather Statement | CYS | Sioux | 42 min |
| Jul 18, 5:34 PM MDT | Special Weather Statement | CYS | Sioux | 41 min |
| Jul 18, 5:46 PM MDT | Severe Thunderstorm Warning | CYS | Dawes, Sioux | 59 min |
| Jul 18, 5:48 PM MDT | Special Weather Statement | CYS | Morrill, Scotts Bluff | 42 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2023Every 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.