Alert archive / Wyoming / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 110, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 16, 2025, 11:06 PM MDT for Goshen County, Laramie County, Wyoming. It was in force for 39 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
- Jun 16, 2025, 11:06 PM MDT (05:06 UTC)
- Expired
- Jun 16, 2025, 11:45 PM MDT
- In force
- 39 min
- Issued by
- NWS Cheyenne, WY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Goshen County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 65 km from the middle of the area, began a volume at 05:11 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.
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 5.1 hours before the alert went out and 296 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1008 J/kg
- Mixed-layer CIN
- -116 J/kg
- Mixed-layer LCL
- 1903 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.6
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 Jun 16, 5:37 PM MDT, 5 hours 29 minutes earlier.
Area forecast discussion, Jun 16, 5:37 PM MDT, 5 hours 29 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, Jun 16, 2:51 PM MDT, 8 hours 15 minutes before
Hazardous Weather Outlook National Weather Service Cheyenne WY 251 PM MDT Mon Jun 16 2025 NEZ002-003-019>021-054-055-095-096-WYZ101>119-172100- 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-Ferris/Seminoe/Shirley Mountains- Shirley Basin-Central Laramie Range and Southwest Platte County- East Platte County-Goshen 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- 251 PM MDT Mon Jun 16 2025 This hazardous weather outlook is for portions of panhandle Nebraska...east central Wyoming...south central Wyoming and southeast Wyoming. .DAY ONE...THIS AFTERNOON AND TONIGHT - Scattered thunderstorms this afternoon and evening will once again have the potential to become strong to severe. A few isolated showers or storms may continue into the overnight hours. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY - Scattered to numerous showers and thunderstorms are expected Tuesday across much of the area. A few storms will have the potential to become strong to severe. - Expect a cool down for Tuesday before a warming and drying trend takes over Wednesday through Saturday. Near record high temperatures are possible on Friday and Saturday. .Spotter information statement... Spotters are encouraged to report severe weather to the National Weather Service in Cheyenne.
In the hours before
Local storm report, Jun 16, 5:20 PM MDT, 5 hours 46 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Jun 16, 5:30 PM MDT, 5 hours 36 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, Jun 16, 5:50 PM MDT, 5 hours 16 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Local storm report, Jun 16, 6:19 PM MDT, 4 hours 47 minutes before
Preliminary Local Storm Report
National Weather Service Cheyenne WY
619 PM MDT Mon Jun 16 2025
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0542 PM Hail 7 E Glenrock 42.86N 105.72W
06/16/2025 M1.75 Inch Converse WY Emergency Mngr
Time estimated via radar.
&&Special weather statement, Jun 16, 8:26 PM MDT, 2 hours 40 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
826 PM MDT Mon Jun 16 2025
NEZ002-170300-
Dawes NE-
826 PM MDT Mon Jun 16 2025
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN DAWES COUNTY
THROUGH 900 PM MDT...
At 825 PM MDT, Doppler radar was tracking a strong thunderstorm near
Chadron, moving northeast at 35 mph.
HAZARD...Wind gusts up to 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Chadron and Dawes County Fairgrounds.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4277 10289 4284 10306 4300 10299 4300 10279
4280 10279
TIME...MOT...LOC 0225Z 241DEG 29KT 4286 10291
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
NatoliSpecial weather statement, Jun 16, 10:55 PM MDT, 11 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
1055 PM MDT Mon Jun 16 2025
WYZ101>103-106>108-170545-
East Platte County WY-
Central Laramie Range and Southwest Platte County WY-
Goshen County WY-Converse County Lower Elevations WY-
North Laramie Range WY-Niobrara County WY-
1055 PM MDT Mon Jun 16 2025
...STRONG THUNDERSTORMS WILL IMPACT SOUTHWESTERN NIOBRARA...
NORTHEASTERN ALBANY...NORTHWESTERN GOSHEN...NORTHERN PLATTE AND
SOUTHEASTERN CONVERSE COUNTIES THROUGH 1145 PM MDT...
At 1055 PM MDT, Doppler radar was tracking a cluster of strong
thunderstorms along a line extending from 9 miles east of Orin to
near Esterbrook Campground. Movement was east at 55 mph.
HAZARD...Wind gusts up to 40 mph and penny size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Locations impacted include...
Lusk, Guernsey, Glendo, Manville, Hartville, Orin, Esterbrook, Sibley
Peak, Guernsey State Park, Keeline, Oregon Trail Ruts State Historic
Site, Rawhide Buttes, Bennett Hill Campground, Glendo State Park,
Register Cliff State Historic Site, Sandy Beach Campground, Reno Cove
Campground, Sandy Cove Campground, Two Moon Campground, and
Esterbrook Campground.
This includes Interstate 25 in Wyoming between mile markers 95 and
129.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4278 10430 4220 10471 4236 10555 4277 10518
TIME...MOT...LOC 0455Z 267DEG 48KT 4270 10501 4241 10526
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
NatoliThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 7:29 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 61 min |
| Jun 16, 8:54 PM MDT | Severe Thunderstorm Warning | CYS | Carbon, Converse | 66 min |
| Jun 16, 9:48 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Platte | 42 min |
| Jun 16, 9:57 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Converse, Platte | 63 min |
| Jun 16, 10:29 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 46 min |
| Jun 16, 10:55 PM MDT | Special Weather Statement | CYS | Platte | 50 min |
| Jun 16, 11:51 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 39 min |
| Jun 17, 12:34 AM MDT | Severe Thunderstorm Warning | CYS | Goshen | 41 min |
| Jun 17, 12:59 AM MDT | Severe Thunderstorm Warning | CYS | Goshen | 46 min |
| Jun 17, 1:49 AM MDT | Special Weather Statement | CYS | 26 min | |
| Jun 17, 2:03 AM MDT | Special Weather Statement | CYS | Laramie | 27 min |
| Jun 17, 3:20 AM MDT | Special Weather Statement | CYS | Laramie | 25 min |
| Jun 17, 4:30 AM MDT | Special Weather Statement | CYS | Platte | 30 min |
| Jun 17, 11:04 AM MDT | Special Weather Statement | CYS | Albany | 26 min |
| Jun 17, 11:06 AM MDT | Special Weather Statement | CYS | Albany | 24 min |
| Jun 17, 11:28 AM MDT | Special Weather Statement | CYS | Albany | 47 min |
| Jun 17, 11:30 AM MDT | Special Weather Statement | CYS | Albany | 45 min |
| Jun 17, 11:44 AM MDT | Severe Thunderstorm Warning | CYS | Albany | 46 min |
| Jun 17, 11:56 AM MDT | Severe Thunderstorm Warning | CYS | Albany, Laramie, Platte | 49 min |
| Jun 17, 12:02 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Laramie | 43 min |
| Jun 17, 12:28 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Laramie | 47 min |
| Jun 17, 12:30 PM MDT | Tornado Warning | CYS | Albany, Laramie | 30 min |
| Jun 17, 12:43 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Laramie, Platte | 47 min |
| Jun 17, 1:01 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Goshen, Laramie, Platte | 44 min |
| Jun 17, 1:07 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 38 min |
| Jun 17, 1:23 PM MDT | Special Weather Statement | CYS | Platte | 37 min |
| Jun 17, 1:35 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 55 min |
| Jun 17, 1:43 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Laramie, Platte | 31 min |
| Jun 17, 1:51 PM MDT | Special Weather Statement | CYS | Niobrara | 39 min |
| Jun 17, 2:11 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 34 min |
| Jun 17, 2:42 PM MDT | Tornado Warning | CYS | Niobrara | 33 min |
| Jun 17, 2:44 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 46 min |
| Jun 17, 2:49 PM MDT | Special Weather Statement | CYS | Converse | 26 min |
| Jun 17, 3:06 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 54 min |
| Jun 17, 3:14 PM MDT | Tornado Warning | CYS | Niobrara | 31 min |
| Jun 17, 3:16 PM MDT | Severe Thunderstorm Warning | CYS | Niobrara | 44 min |
| Jun 17, 3:33 PM MDT | Special Weather Statement | CYS | Carbon | 57 min |
| Jun 17, 3:41 PM MDT | Severe Thunderstorm Warning | CYS | Albany, Carbon | 64 min |
| Jun 17, 3:43 PM MDT | Severe Thunderstorm Warning | CYS | Converse, Platte | 47 min |
| Jun 17, 3:45 PM MDT | Special Weather Statement | CYS | Albany | 45 min |
| Jun 17, 3:57 PM MDT | Special Weather Statement | CYS | Niobrara | 33 min |
| Jun 17, 4:15 PM MDT | Special Weather Statement | CYS | Niobrara | 45 min |
| Jun 17, 4:29 PM MDT | Special Weather Statement | CYS | Converse | 31 min |
| Jun 17, 4:39 PM MDT | Severe Thunderstorm Warning | CYS | Albany | 51 min |
| Jun 17, 4:44 PM MDT | Special Weather Statement | CYS | Platte | 46 min |
| Jun 17, 5:32 PM MDT | Special Weather Statement | CYS | Goshen | 43 min |
| Jun 16, 6:07 PM MDT | Severe Thunderstorm Warning | CYS | Morrill | 38 min |
| Jun 16, 8:26 PM MDT | Special Weather Statement | CYS | Dawes | 34 min |
| Jun 16, 11:45 PM MDT | Special Weather Statement | CYS | Banner | 45 min |
| Jun 17, 12:17 AM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 31 min |
| Jun 17, 12:29 AM MDT | Severe Thunderstorm Warning | CYS | Kimball | 33 min |
| Jun 17, 12:38 AM MDT | Severe Thunderstorm Warning | CYS | Morrill | 52 min |
| Jun 17, 12:40 AM MDT | Severe Thunderstorm Warning | CYS | Morrill, Scotts Bluff | 21 min |
| Jun 17, 12:57 AM MDT | Severe Thunderstorm Warning | CYS | Cheyenne, Kimball | 33 min |
| Jun 17, 1:13 AM MDT | Severe Thunderstorm Warning | CYS | Morrill | 47 min |
| Jun 17, 1:33 AM MDT | Severe Thunderstorm Warning | CYS | Banner | 42 min |
| Jun 17, 2:10 AM MDT | Severe Thunderstorm Warning | CYS | Banner, Cheyenne, Kimball, Morrill | 50 min |
| Jun 17, 3:12 AM MDT | Severe Thunderstorm Warning | CYS | Cheyenne | 48 min |
| Jun 17, 4:04 AM MDT | Special Weather Statement | CYS | Kimball | 26 min |
| Jun 17, 4:34 AM MDT | Special Weather Statement | CYS | Kimball | 41 min |
| Jun 17, 1:45 PM MDT | Special Weather Statement | CYS | Sioux | 30 min |
| Jun 17, 2:24 PM MDT | Tornado Warning | CYS | Kimball | 23 min |
| Jun 17, 2:45 PM MDT | Severe Thunderstorm Warning | CYS | Kimball | 25 min |
| Jun 17, 2:47 PM MDT | Special Weather Statement | CYS | Banner | 28 min |
| Jun 17, 3:30 PM MDT | Special Weather Statement | CYS | Cheyenne | 30 min |
| Jun 17, 4:01 PM MDT | Special Weather Statement | CYS | Cheyenne | 29 min |
| Jun 17, 5:34 PM MDT | Special Weather Statement | CYS | Sioux | 41 min |
| Jun 17, 5:48 PM MDT | Tornado Warning | CYS | Box Butte, Dawes, Sioux | 27 min |
| Jun 17, 5:58 PM MDT | Tornado Warning | CYS | Sioux | 32 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2025Every severe thunderstorm warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.