High Wind Warning

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1057 AM MDT Fri Oct 20 2017

...High winds will increase today across Natrona and southeast
Fremont Counties...

.Strong winds will increase over portions of Natrona and
southeast Fremont counties today ahead of a fast-moving cold
front. Gusty winds will continue behind the front, but will be
below criteria.

WYZ019-020-210000-
/O.CON.KRIW.HW.W.0022.000000T0000Z-171021T0000Z/
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-
Including the cities of Jeffrey City and Casper
1057 AM MDT Fri Oct 20 2017

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* TIMING...Southwest winds will be gusty over wind-prone locations
  today. High winds will become widespread by this afternoon and
  last through early this evening.

* WINDS...Southwest winds 30 to 40 mph with gusts of 55 to 65
  mph. Higher gusts up to 70 mph could occur along Outer Drive on
  the south side of Casper.

* IMPACTS...Strong crosswinds will pose a risk to high profile
  lightweight vehicles.

* ADDITIONAL IMPACTS...Low relative humidity values and above
  normal temperatures will continue today. Outdoor burning is
  highly discouraged!

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Warning means a hazardous high wind event is expected
or occurring. Sustained wind speeds of at least 40 mph or gusts
of 58 mph or more can lead to property damage.

&&

$$

High Wind Watch

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1057 AM MDT Fri Oct 20 2017

...High winds will increase today across Natrona and southeast
Fremont Counties...

.Strong winds will increase over portions of Natrona and
southeast Fremont counties today ahead of a fast-moving cold
front. Gusty winds will continue behind the front, but will be
below criteria.

WYZ002-003-210000-
/O.NEW.KRIW.HW.A.0015.171022T0600Z-171023T0600Z/
Absaroka Mountains-Cody Foothills-
Including the cities of Cody and Meeteetse
1057 AM MDT Fri Oct 20 2017

...HIGH WIND WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY EVENING...

The National Weather Service in Riverton has issued a High Wind
Watch, which is in effect from late Saturday night through Sunday
evening.

* TIMING...Winds will increase Saturday night and may become high
  before sunrise Sunday decreasing by later Sunday night.

* WINDS...West to southwest 20 to 50 mph...highest over the
  mountains and near Clark Wyoming...with gusts to 60 mph.
  Occasional gusts to 65 to 75 mph are possible across the Chief
  Joseph Highway, Highway 120 and around Clark Wyoming.

* IMPACTS...Strong crosswinds will pose a risk to high profile
  lightweight vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1057 AM MDT Fri Oct 20 2017

...High winds will increase today across Natrona and southeast
Fremont Counties...

.Strong winds will increase over portions of Natrona and
southeast Fremont counties today ahead of a fast-moving cold
front. Gusty winds will continue behind the front, but will be
below criteria.

WYZ002-003-210000-
/O.NEW.KRIW.HW.A.0015.171022T0600Z-171023T0600Z/
Absaroka Mountains-Cody Foothills-
Including the cities of Cody and Meeteetse
1057 AM MDT Fri Oct 20 2017

...HIGH WIND WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY EVENING...

The National Weather Service in Riverton has issued a High Wind
Watch, which is in effect from late Saturday night through Sunday
evening.

* TIMING...Winds will increase Saturday night and may become high
  before sunrise Sunday decreasing by later Sunday night.

* WINDS...West to southwest 20 to 50 mph...highest over the
  mountains and near Clark Wyoming...with gusts to 60 mph.
  Occasional gusts to 65 to 75 mph are possible across the Chief
  Joseph Highway, Highway 120 and around Clark Wyoming.

* IMPACTS...Strong crosswinds will pose a risk to high profile
  lightweight vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Riverton WY
1057 AM MDT Fri Oct 20 2017

...High winds will increase today across Natrona and southeast
Fremont Counties...

.Strong winds will increase over portions of Natrona and
southeast Fremont counties today ahead of a fast-moving cold
front. Gusty winds will continue behind the front, but will be
below criteria.

WYZ016-210000-
/O.NEW.KRIW.HW.A.0015.171022T0600Z-171022T1800Z/
Upper Wind River Basin-
Including the city of Dubois
1057 AM MDT Fri Oct 20 2017

...HIGH WIND WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH
SUNDAY MORNING...

The National Weather Service in Riverton has issued a High Wind
Watch, which is in effect from late Saturday night through Sunday
morning.

* TIMING...Winds will increase Saturday night and may become high
  before sunrise Sunday decreasing Sunday afternoon.

* WINDS...West to southwest 20 to 40 mph gusts to 60 mph.

* IMPACTS...Strong crosswinds will pose a risk to high profile
  lightweight vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A High Wind Watch means there is the potential for a hazardous
high wind event. Sustained winds of at least 40 mph...or gusts of
58 mph or stronger may occur. Continue to monitor the latest
forecasts.

&&

$$

Special Weather Statement

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ001-012-013-210200-
Yellowstone National Park-Teton and Gros Ventre Mountains-
Jackson Hole-
Including the cities of Lake, Mammoth, Old Faithful, and Jackson
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds later this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains this afternoon
and night.

Snowfall of 3 to 6 inches is expected above 8500 feet with areas
of 6 to 10 inches above 9500 feet. The snow level will fall into
the valleys during the evening with 1 to 3 inches possible below
8500 feet.

The snow showers will be accompanied by west winds gusting 15 to
30 mph with occasional gusts to 40 mph or higher on the passes
and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ002-210200-
Absaroka Mountains-
233 PM MDT Fri Oct 20 2017

...Snow with strong gusty winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and becoming more widespread tonight.

Snowfall of 1 to 3 inches is expected above 8500 feet with areas
of 3 to 5 inches above 9500 feet. The snow level will fall into
the valleys during the evening with 1 to 2 inches possible below
8500 feet.

The snow showers will be accompanied by strong west winds of 30
to 40 mph with gusts to 50 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ003-210200-
Cody Foothills-
Including the cities of Cody and Meeteetse
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through early this evening. Southwest winds of
15 to 30 mph with gusts 35 to 45 mph are expected. Local wind
gusts to 55 mph may occur around Clark late this afternoon or
early evening. Relative humidity is expected to drop to 20 to 25
percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ004>006-210200-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-
Including the cities of Thermopolis and Worland
233 PM MDT Fri Oct 20 2017

...Gusty winds with low relative humidity today...

Ahead of a Pacific low pressure trough, gusty winds are expected
today continuing through this evening. Southwest winds of 15 to
25 mph with gusts 30 to 35 mph are expected. Relative humidity is
expected to drop to 20 to 25 percent in the afternoon.

Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ004>006-210200-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-
Including the cities of Thermopolis and Worland
233 PM MDT Fri Oct 20 2017

...Gusty winds with low relative humidity today...

Ahead of a Pacific low pressure trough, gusty winds are expected
today continuing through this evening. Southwest winds of 15 to
25 mph with gusts 30 to 35 mph are expected. Relative humidity is
expected to drop to 20 to 25 percent in the afternoon.

Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ008-009-210200-
Bighorn Mountains West-Bighorn Mountains Southeast-
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through this evening. Southwest winds of 15 to
30 mph with gusts 35 to 45 mph are expected. Relative humidity is
expected to drop to 25 to 35 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ010-011-210200-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
233 PM MDT Fri Oct 20 2017

...Gusty winds with low relative humidity today...

Ahead of a Pacific low pressure trough, gusty winds are expected
today continuing through early this evening. Southwest winds of
15 to 25 mph with gusts 30 to 35 mph are expected...possibly
higher with frontal passage later tonight. Relative humidity is
expected to drop to 17 to 23 percent in the afternoon.

Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ010-011-210200-
Northeast Johnson County-Southeast Johnson County-
Including the cities of Buffalo and Kaycee
233 PM MDT Fri Oct 20 2017

...Gusty winds with low relative humidity today...

Ahead of a Pacific low pressure trough, gusty winds are expected
today continuing through early this evening. Southwest winds of
15 to 25 mph with gusts 30 to 35 mph are expected...possibly
higher with frontal passage later tonight. Relative humidity is
expected to drop to 17 to 23 percent in the afternoon.

Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ001-012-013-210200-
Yellowstone National Park-Teton and Gros Ventre Mountains-
Jackson Hole-
Including the cities of Lake, Mammoth, Old Faithful, and Jackson
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds later this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains this afternoon
and night.

Snowfall of 3 to 6 inches is expected above 8500 feet with areas
of 6 to 10 inches above 9500 feet. The snow level will fall into
the valleys during the evening with 1 to 3 inches possible below
8500 feet.

The snow showers will be accompanied by west winds gusting 15 to
30 mph with occasional gusts to 40 mph or higher on the passes
and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ001-012-013-210200-
Yellowstone National Park-Teton and Gros Ventre Mountains-
Jackson Hole-
Including the cities of Lake, Mammoth, Old Faithful, and Jackson
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds later this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains this afternoon
and night.

Snowfall of 3 to 6 inches is expected above 8500 feet with areas
of 6 to 10 inches above 9500 feet. The snow level will fall into
the valleys during the evening with 1 to 3 inches possible below
8500 feet.

The snow showers will be accompanied by west winds gusting 15 to
30 mph with occasional gusts to 40 mph or higher on the passes
and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ016>018-210200-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Including the cities of Dubois, Riverton, Shoshoni, and Lander
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through early this evening. Southwest winds of
15 to 25 mph with gusts 30 to 40 mph are expected. Relative
humidity is expected to drop to 20 to 25 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ016>018-210200-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Including the cities of Dubois, Riverton, Shoshoni, and Lander
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through early this evening. Southwest winds of
15 to 25 mph with gusts 30 to 40 mph are expected. Relative
humidity is expected to drop to 20 to 25 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ016>018-210200-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Including the cities of Dubois, Riverton, Shoshoni, and Lander
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through early this evening. Southwest winds of
15 to 25 mph with gusts 30 to 40 mph are expected. Relative
humidity is expected to drop to 20 to 25 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ023-024-027-210200-
Star Valley-Salt River and Wyoming Ranges-South Lincoln County-
Including the cities of Afton, Alpine, Star Valley Ranch, Thayne,
Kemmerer, and Cokeville
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and tonight.

Snowfall of 3 to 6 inches is expected above 8500 feet. The snow
level will fall into the valleys during the evening with up to 1
inch possible below 8500 feet.

The snow showers will be accompanied by gusty west winds of 15 to
25 mph with gusts 30 to 45 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ023-024-027-210200-
Star Valley-Salt River and Wyoming Ranges-South Lincoln County-
Including the cities of Afton, Alpine, Star Valley Ranch, Thayne,
Kemmerer, and Cokeville
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and tonight.

Snowfall of 3 to 6 inches is expected above 8500 feet. The snow
level will fall into the valleys during the evening with up to 1
inch possible below 8500 feet.

The snow showers will be accompanied by gusty west winds of 15 to
25 mph with gusts 30 to 45 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ014-025-026-210200-
Wind River Mountains West-Upper Green River Basin Foothills-
Upper Green River Basin-
Including the cities of Pinedale, La Barge, Big Piney, and Farson
233 PM MDT Fri Oct 20 2017

...Snow with strong winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and tonight.

Snowfall of 2 to 4 inches is expected above 8500 feet with areas
of 4 to 7 inches above 9500 feet. The snow level will fall into
the valleys during the evening with up to 1 inch possible below
8500 feet.

The snow showers will be accompanied by strong west winds of 20
to 30 mph with gusts to 40 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ014-025-026-210200-
Wind River Mountains West-Upper Green River Basin Foothills-
Upper Green River Basin-
Including the cities of Pinedale, La Barge, Big Piney, and Farson
233 PM MDT Fri Oct 20 2017

...Snow with strong winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and tonight.

Snowfall of 2 to 4 inches is expected above 8500 feet with areas
of 4 to 7 inches above 9500 feet. The snow level will fall into
the valleys during the evening with up to 1 inch possible below
8500 feet.

The snow showers will be accompanied by strong west winds of 20
to 30 mph with gusts to 40 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ023-024-027-210200-
Star Valley-Salt River and Wyoming Ranges-South Lincoln County-
Including the cities of Afton, Alpine, Star Valley Ranch, Thayne,
Kemmerer, and Cokeville
233 PM MDT Fri Oct 20 2017

...Snow with gusty winds this afternoon and tonight...

A Pacific low pressure trough is expected to bring areas of
light to moderate snow showers to the mountains, developing this
afternoon and tonight.

Snowfall of 3 to 6 inches is expected above 8500 feet. The snow
level will fall into the valleys during the evening with up to 1
inch possible below 8500 feet.

The snow showers will be accompanied by gusty west winds of 15 to
25 mph with gusts 30 to 45 mph on the passes and higher ridges.

Hunters, campers and climbers should be prepared for snow and
strong gusty winds.

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ028>030-210200-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Rock Springs, Green River, and Wamsutter
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through this evening. Southwest winds of 15 to
35 mph with gusts to 45 mph are expected. Local wind gusts to 50
mph may occur from Bitter Creek to Wamsutter. Relative humidity is
expected to drop to 20 to 25 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$

Special Weather Statement
National Weather Service Riverton WY
233 PM MDT Fri Oct 20 2017

WYZ028>030-210200-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
Including the cities of Rock Springs, Green River, and Wamsutter
233 PM MDT Fri Oct 20 2017

...Strong winds with low relative humidity today...

Ahead of a Pacific low pressure trough, strong winds are expected
today continuing through this evening. Southwest winds of 15 to
35 mph with gusts to 45 mph are expected. Local wind gusts to 50
mph may occur from Bitter Creek to Wamsutter. Relative humidity is
expected to drop to 20 to 25 percent in the afternoon.

Travel with light weight and high profile trailers may become
difficult. Outdoor burning is highly discouraged!

$$