Special Weather Statement
Issued by NWS Riverton, WY

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Special Weather Statement
National Weather Service Riverton WY
203 AM MDT Thu Mar 30 2017

WYZ017-302200-
Wind River Basin-
Including the cities of Riverton and Shoshoni
203 AM MDT Thu Mar 30 2017

A large storm will impact the area from tonight through Friday
night. The most challenging aspect of this storm is the
temperature and thus the snow levels. Over an inch of
precipitation is possible. However, snow levels remain uncertain
and a difference of 1 or 2 degrees or a few hundred feet of
elevation could mean a difference between a cold rain and several
inches of snow. Stay tuned for frequent updates on this
developing storm system.

$$

WYZ020-022-302200-
Natrona County Lower Elevations-Casper Mountain-
Including the city of Casper
203 AM MDT Thu Mar 30 2017

A large storm system will impact the area from tonight through
Friday night. The most challenging aspect of this storm is the
temperature and snow levels. The Casper area looks like it will
stay rain during the day Friday with some snow later Friday into
Friday night before ending. Casper Mountain will likely see
mostly snow with 4 to 6 inches possible. Strong northeast wind
gusts of 30 to 40 mph are possible in open or exposed areas.

Stay tuned for frequent updates on this developing storm system.

$$

WYZ028>030-302200-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Rock Springs, Green River, and Wamsutter
203 AM MDT Thu Mar 30 2017

A large storm system will impact the area from tonight through
Friday night. The most challenging aspect of this storm is the
temperature and thus the snow levels. Rain is expected to begin
across much of the area tonight and continue through Friday. Snow
levels will initially be above the Interstate 80 corridor but as
colder air moves in some of the rain may change to snow later
Friday into Friday evening. Strong northeast wind will blow on
Friday at speeds of 35 to 55 mph and we could see some brief
blizzard conditions if the rain changes to snow late Friday into
Friday evening before the snow ends.

Stay tuned for frequent updates on this developing storm system.

$$

WYZ002-302200-
Absaroka Mountains-
203 AM MDT Thu Mar 30 2017

Snow will develop across the area tonight and continue into
Friday evening before ending. Snowfall amounts of 3 to 6 inches
will generally fall with up to 8 inches on the south end of the
Absarokas.

Stay tuned for frequent updates on this developing storm system.

$$

WYZ024-027-302200-
Salt River and Wyoming Ranges-South Lincoln County-
Including the cities of Kemmerer and Cokeville
203 AM MDT Thu Mar 30 2017

A developing storm will likely spread precipitation across the
area tonight through Friday. Snow will fall through the period
with rain changing to snow later tonight across the lower
elevations of southern Lincoln County including Kemmerer. Snowfall
amounts by late Friday will vary from 3 to 5 inches but these are
preliminary snowfall amounts so stay tuned for future updates as
the storm draws closer.

$$

WYZ005-007-302200-
Southwest Big Horn Basin-Owl Creek and Bridger Mountains-
Including the city of Thermopolis
203 AM MDT Thu Mar 30 2017

A developing storm will likely spread precipitation across the
area tonight through Friday. Rain is expected for the Thermopolis
area with snow above 6000 to 6500 feet. The Owl Creeks and
Bridger mountains could see 4 to 8 inches from this storm system
by late Friday night. Stay tuned for frequent updates on this
developing storm system.

$$

WYZ008-009-302200-
Bighorn Mountains West-Bighorn Mountains Southeast-
203 AM MDT Thu Mar 30 2017

Snow will develop across the Big Horns tonight and continue into
Friday evening before ending. Snowfall amounts of 4 to 8 inches
will generally fall by late Friday night. Travel will likely be
impacted by snow covered roads and gusty north to northeast wind
of 25 to 40 mph.

Stay tuned for frequent updates on this developing storm system.

$$

WYZ010-011-302200-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
203 AM MDT Thu Mar 30 2017

A cold rain is expected across the lower elevations of Johnson
County later this evening through Friday evening. Rain amounts of
a quarter to one half inch are expected with locally higher
amounts. The foothills will likely see several inches of snow
above 6000 feet or so.

Stay tuned for frequent updates on this developing storm system.

$$

WYZ003-302200-
Cody Foothills-
Including the cities of Cody and Meeteetse
203 AM MDT Thu Mar 30 2017

A cold rain is expected to develop across the Cody Foothills
tonight. As colder air filters in Friday, some areas above 5500
to 6000 feet will likely change to snow with 2 to 4 inches
possible.

Stay tuned for frequent updates on this developing storm system.

$$



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