A trough crossing Wyoming mixed strong mid level winds to the surface and brought high winds to portions of central Wyoming. The strongest winds were in the wind prone areas of the Green and Rattlesnake Range where a gust of 83 mph was recorded at Camp Creek.
Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS RIW wrote it up.
A trough crossing Wyoming mixed strong mid level winds to the surface and brought high winds to portions of central Wyoming. The strongest winds were in the wind prone areas of the Green and Rattlesnake Range where a gust of 83 mph was recorded at Camp Creek. In other areas, winds gusted to 71 mph near Clark in Park County, 60 mph along Wyoming Boulevard in Casper and 59 mph in Thermopolis.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before the first event at Oct 6, 4:34 PM MST, 5 hours 16 minutes earlier.
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</html>Hazardous Weather Outlook National Weather Service Riverton WY 318 PM MDT Fri Oct 6 2017 WYZ001>020-022>030-072130- Yellowstone National Park-Absaroka Mountains-Cody Foothills- North Big Horn Basin-Southwest Big Horn Basin- Southeast Big Horn Basin-Owl Creek and Bridger Mountains- Bighorn Mountains West-Bighorn Mountains Southeast- Northeast Johnson County-Southeast Johnson County- Teton and Gros Ventre Mountains-Jackson Hole- Wind River Mountains West-Wind River Mountains East- Upper Wind River Basin-Wind River Basin-Lander Foothills- Green Mountains and Rattlesnake Range- Natrona County Lower Elevations-Casper Mountain-Star Valley- Salt River and Wyoming Ranges-Upper Green River Basin Foothills- Upper Green River Basin-South Lincoln County- Rock Springs and Green River-Flaming Gorge-East Sweetwater County- 318 PM MDT Fri Oct 6 2017 ...HIGH WIND WARNING IN EFFECT FROM THIS EVENING THROUGH SATURDAY MORNING FOR CODY FOOTHILLS AND UPPER WIND RIVER BASIN... This Hazardous Weather Outlook is for Western and Central Wyoming. .DAY ONE...Tonight. Tonight...Strong to high winds likely tonight over portions of the Cody Foothills and Upper Wind River Basin. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Saturday...Strong to high wind remain likely across the Cody Foothills and in the Dubois area in the morning. Windy to very windy conditions are expected elsewhere. Saturday night through Sunday night...A strong cold front will push south across the area late Saturday night into the day Sunday. Snow levels should lower to valley floors during the day Sunday with accumulating snow possible in most locations. There could be localized significant snowfall mainly over central and southern sections Sunday into Sunday night. This storm system is expected to quickly exit the area early Monday with improving conditions Monday. Please stay tuned for further updates on this potential storm system. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to report any significant weather related impacts.
The national radar mosaic for the moment the first event began.
4 high wind. Local standard time, as filed.
A wind sensor near Clark recorded a wind gust of 71 mph.
The wind prone higher elevations saw very strong winds. Some of the notable gusts included 83 mph at Camp Creek and 65 mph at Fales Rock.
A pair of 59 mph wind gusts were reported in Thermopolis.
The WYDOT weather station along Wyoming Boulevard south of Casper recorded a pair of wind gusts to 60 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Wyoming in 2017Every state in 2017This day in weather historyWarnings in Wyoming, October 2017
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-30. Each event’s entry at NCEI: 721740, 721741, 721743, 721742.