Special Weather Statement
Issued by NWS Riverton, WY

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45
000
WWUS85 KRIW 122019
SPSRIW

Special Weather Statement
National Weather Service Riverton WY
219 PM MDT Sat Aug 12 2017

WYZ012>020-022>030-130000-
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-
Including the cities of Jackson, Dubois, Riverton, Shoshoni,
Lander, Jeffrey City, Casper, Afton, Alpine, Star Valley Ranch,
Thayne, Pinedale, La Barge, Big Piney, Farson, Kemmerer,
Cokeville, Rock Springs, Green River, and Wamsutter
219 PM MDT Sat Aug 12 2017

Isolated showers and thunderstorms this afternoon along and west
of the Divide will continue to move east southeast at around 30
mph eventually into portions of the central Wyoming basins.
Thunderstorm coverage will increase to widely scattered this
afternoon with the main threat being gusty outflow winds 25 to 40
mph, brief heavy rain and small hail. This activity will continue
through the early evening.

$$

WYZ008>011-130000-
Bighorn Mountains West-Bighorn Mountains Southeast-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
219 PM MDT Sat Aug 12 2017

Isolated thunderstorms this afternoon over the Bighorn Mountains
will develop and move southeast at around 30 mph into portions of
Johnson County. The main threat from these storms will be gusty
outflow winds 25 to 40 mph, brief heavy rain and small hail. This
activity will continue through the early evening.

$$

WYZ001>007-130000-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-Owl Creek and Bridger Mountains-
Including the cities of Lake, Mammoth, Old Faithful, Cody,
Meeteetse, Thermopolis, and Worland
219 PM MDT Sat Aug 12 2017

Isolated showers and thunderstorms this afternoon across
northwest Wyoming...including the Cody foothills and adjacent Big
Horn Basin...will continue to develop over the mountains and move
southeast at around 30 mph eventually into portions of the
northern Wyoming basins. The main threat from these storms will
be gusty outflow winds 25 to 40 mph, brief heavy rain and small
hail. This activity will continue through the early evening.


$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.