Alert archive / Wyoming / Special Weather Statements in 2022
Special Weather Statement, NWS Cheyenne, WY
NWS Cheyenne, WY issued this special weather statement at Aug 6, 2022, 6:55 PM MDT for Goshen County, Wyoming. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 6, 2022, 6:55 PM MDT (00:55 UTC)
- Expired
- Aug 6, 2022, 7:45 PM MDT
- In force
- 50 min
- Issued by
- NWS Cheyenne, WY
- Hail
- 0.75 in
- Wind
- 50
County Goshen County, WY
The radar
The Cheyenne radar (KCYS), 67 km from the middle of the area, began a volume at 00:58 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, 0.9 hours before the alert went out and 298 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1613 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 63 m²/s²
- 0-3 km storm-relative helicity
- 182 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Aug 6, 5:46 PM MDT, 1 hour 9 minutes earlier.
Area forecast discussion, Aug 6, 5:46 PM MDT, 1 hour 9 minutes before
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<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.
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</html>Hazardous weather outlook, Aug 6, 11:09 AM MDT, 7 hours 46 minutes before
Hazardous Weather Outlook National Weather Service Cheyenne WY 1109 AM MDT Sat Aug 6 2022 NEZ002-003-019>021-054-055-095-096-WYZ101>119-071715- 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- 1109 AM MDT Sat Aug 6 2022 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 showers and thunderstorms will develop across southeast Wyoming and the western Nebraska Panhandle this afternoon and evening. Isolated strong to severe thunderstorms are possible along and east of the Laramie Range. Hail up to one inch in diameter, wind gusts to 60 mph, and heavy rain will be the primary hazards. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY Scattered showers and thunderstorms can be expected Sunday afternoon and evening, mainly over the higher terrain of southeast Wyoming. Gusty winds, small hail and locally heavy rainfall are possible. .Spotter information statement... Spotters are encouraged to report significant weather to the National Weather Service in Cheyenne.
In the hours before
Special weather statement, Aug 6, 6:03 PM MDT, 52 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
603 PM MDT Sat Aug 6 2022
WYZ106>108-117-118-070045-
East Platte County WY-
Central Laramie Range and Southwest Platte County WY-
Goshen County WY-Central Laramie County WY-
South Laramie Range Foothills WY-
603 PM MDT Sat Aug 6 2022
...A strong thunderstorm will impact portions of southwestern Goshen,
northwestern Laramie and southeastern Platte Counties through 645 PM
MDT...
At 603 PM MDT, Doppler radar was tracking a strong thunderstorm 9
miles west of Chugwater, or 23 miles south of Wheatland, moving
northeast at 20 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.
Locations impacted include...
Chugwater and Slater.
This includes Interstate 25 in Wyoming between mile markers 47 and
67.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4161 10495 4171 10510 4195 10486 4174 10458
TIME...MOT...LOC 0003Z 228DEG 18KT 4171 10499
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...50 MPH
NatoliLocal storm report, Aug 6, 6:20 PM MDT, 35 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
620 PM MDT SAT AUG 6 2022
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0512 PM HEAVY RAIN 10 SSE CHUGWATER 41.62N 104.75W
08/06/2022 E2.00 INCH LARAMIE WY PUBLIC
REPORT RECEIVED VIA FACEBOOK. PEA TO MARBLE SIZED HAIL.
STRONG WINDS FROM THE EAST.
&&
GCCSpecial weather statement, Aug 6, 6:55 PM MDT, 0 minutes before
Special Weather Statement
National Weather Service Cheyenne WY
655 PM MDT Sat Aug 6 2022
WYZ106>108-070145-
East Platte County WY-
Central Laramie Range and Southwest Platte County WY-
Goshen County WY-
655 PM MDT Sat Aug 6 2022
...A strong thunderstorm will impact portions of southwestern Goshen
and southeastern Platte Counties through 745 PM MDT...
At 655 PM MDT, Doppler radar was tracking a strong thunderstorm near
Chugwater, or 25 miles southeast of Wheatland, moving east at 15 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...
Chugwater and Slater.
This includes Interstate 25 in Wyoming between mile markers 49 and
53, and between mile markers 56 and 59.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4167 10485 4180 10481 4191 10451 4168 10445
TIME...MOT...LOC 0055Z 251DEG 15KT 4172 10475
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH
NatoliThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 6:03 PM MDT | Special Weather Statement | CYS | Platte | 42 min |
| Aug 6, 10:49 PM MDT | Special Weather Statement | CYS | Platte | 41 min |
| Aug 6, 11:49 PM MDT | Special Weather Statement | CYS | Niobrara | 41 min |
Nearby
Special Weather Statements in Wyoming, 2022Every special weather statement in 2022
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.