Special Weather Statement
Issued by NWS Riverton, WY

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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

422
WWUS85 KRIW 220742
SPSRIW

Special Weather Statement
National Weather Service Riverton WY
142 AM MDT Wed Mar 22 2017

WYZ016>018-222200-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Including the cities of Dubois, Riverton, Shoshoni, and Lander
142 AM MDT Wed Mar 22 2017

Showers will become increasingly likely tonight and there is a
decent possibility that the rain will mix with or change over to
snow Thursday morning and possibly continue during the day
Thursday. A few embedded Thunderstorms will also be possible this
afternoon. Preliminary snowfall amounts point to 2 to 5 inches
around the Lander Foothills with a skiff to 3 inches across most
of the rest of the Wind River Basin. Improving conditions expected
by Thursday night.


$$

WYZ019-222200-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
142 AM MDT Wed Mar 22 2017

Widespread rain showers will develop Wednesday evening and change
to snow or rain and snow mixed by Thursday morning, especially
from near Jeffrey City westward. A few embedded Thunderstorms will
also be possible this afternoon. Early indications point to
snowfall amounts of 1 to 5 inches east to west.

$$

WYZ020-022-222200-
Natrona County Lower Elevations-Casper Mountain-
Including the city of Casper
142 AM MDT Wed Mar 22 2017

A developing storm system moving into the Great Basin Wednesday
will aid in a good chance of showers and isolated thunderstorms
this afternoon and evening with showers continuing Thursday. The
higher parts of Casper Mountain may change to snow on Thursday. As
colder air moves in Thursday evening the Casper area will likely
change over to snow with from a half inch to two inches possible
by Thursday night. Casper Mountain may see as much as 2 to 4
inches.

$$

WYZ010-011-222200-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
142 AM MDT Wed Mar 22 2017

A new storm system will move into the Great Basin today and
spread showers northeastward tonight. A good chance of rain will
continue through Thursday with snow possible in the foothills.
The lower elevations will likely change to snow for a few hours by
Thursday evening with light accumulation of a skiff to an inch or
two possible.

$$

WYZ002-003-007-222200-
Absaroka Mountains-Cody Foothills-Owl Creek and Bridger Mountains-
Including the cities of Cody and Meeteetse
142 AM MDT Wed Mar 22 2017

An approaching storm system will bring widespread showers to the
area tonight with mountain snow and the possibility of rain
changing to snow across the lower elevations, especially above
5000 feet. The highest probability for the snow besides the
mountainous locations will be the area from south of Cody to
Grass Creek Divide. The southern part of the Absarokas may see 3
to 6 inches with local amounts to 8 inches. The Cody Foothills
could see 1 to 4 inches on Thursday into Thursday evening.


$$

WYZ024>026-222200-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-
Including the cities of Pinedale, La Barge, Big Piney, and Farson
142 AM MDT Wed Mar 22 2017

Widespread showers and isolated thunderstorms...some on the
stronger side with small hail and gusty winds...will move into
the area this afternoon and evening with showers changing to snow
overnight across the lower elevations and continuing in the
southwest mountains. The snow or rain snow mixes will continue
across most of the area during the day Thursday before ending by
Thursday evening. Preliminary snowfall amounts point to 3 to 6
inches in the mountains with local 8 inch amounts and 1 to 4
inches across the Upper Green River Basin. The northwest part of
the basin will see the higher amounts.

$$

WYZ001-012-013-023-222200-
Yellowstone National Park-Teton and Gros Ventre Mountains-
Jackson Hole-Star Valley-
Including the cities of Lake, Mammoth, Old Faithful, Jackson,
Afton, Alpine, Star Valley Ranch, and Thayne
142 AM MDT Wed Mar 22 2017

A new storm system will bring an increasing chance of mountain
snow to the area this morning and again tonight into Thursday
with some rain changing to snow in the lower elevations. Early
indications point to 1 to 4 inches in the mountains with from less
than an inch to two inches in the Star and Jackson Valleys.
Additionally, isolated thunderstorms are also possible this
afternoon and early evening.

$$

WYZ027>030-222200-
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
East Sweetwater County-
Including the cities of Kemmerer, Cokeville, Rock Springs,
Green River, and Wamsutter
142 AM MDT Wed Mar 22 2017

A new storm system will bring a variety of weather across
Southern Lincoln and Sweetwater County today through Thursday.
Showers and isolated afternoon thunderstorms...some on the
stronger side with small hail and gusty winds...are expected to
develop today and continue at times through Thursday. There could
be periods of rain and snow tonight and Thursday with all snow as
the system exists Thursday evening. Snowfall accumulation, will
range from 1 to 4 inches across southern Lincoln county to a
trace to an inch across Sweetwater county...with a few of the
higher hills and mountains seeing perhaps a couple inches.

$$



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