Zone Forecast Product
Issued by NWS Riverton, WY

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FPUS55 KRIW 160707
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1206 AM MST Sat Dec 16 2017

WYZ020-171100-
Natrona County Lower Elevations-
Including the city of Casper
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Patchy blowing snow early in the
evening. Isolated snow showers early in the morning. Snow
accumulation of 4 to 6 inches. Highs 30 to 34. Lows 17 to 22.
North winds 15 to 25 mph. Chance of snow 90 percent.
.SUNDAY...Mostly cloudy with isolated snow showers in the
morning, then mostly sunny in the afternoon. Highs 27 to 31.
Southwest winds around 15 mph in the late morning and afternoon.
Chance of snow 20 percent.
.SUNDAY NIGHT...Breezy. Mostly clear early in the evening then
becoming partly cloudy. Lows 15 to 19. Southwest winds 15 to
20 mph.
.MONDAY...Breezy. Partly cloudy. Highs 34 to 38. Southwest winds
15 to 25 mph.
.MONDAY NIGHT...Partly cloudy. Lows 19 to 23. Southwest winds
around 15 mph.
.TUESDAY...Mostly sunny. Highs in the upper 30s.
.TUESDAY NIGHT...Breezy. Partly cloudy. Lows in the mid 20s to
lower 30s.
.WEDNESDAY...Breezy. Partly cloudy. Chance of snow showers,
possibly mixed with rain showers in the afternoon. Highs near 40.
Temperatures falling into the lower 20s in the afternoon. Chance
of precipitation 40 percent.
.WEDNESDAY NIGHT...Much colder. Cloudy with a 40 percent chance
of snow showers. Lows 6 to 10.
.THURSDAY...Much colder. Mostly cloudy. A 30 percent chance of
snow showers in the morning. Highs around 18.
.THURSDAY NIGHT...Partly cloudy. Lows 1 below to 3 above zero.
Wind chill readings 11 below to 21 below zero.
.FRIDAY...Partly cloudy. Highs in the lower to mid 20s. Lowest
wind chill readings 12 below to 22 below zero in the morning.
.FRIDAY NIGHT...Lows 5 to 9.
.SATURDAY...

$$

WYZ017-171100-
Wind River Basin-
Including the cities of Riverton and Shoshoni
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Areas of blowing snow early in
the evening. Snow accumulation of 3 to 5 inches. Highs around 32.
Lows 16 to 21. Northwest winds 15 to 25 mph. Chance of snow
80 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 28.
.SUNDAY NIGHT...Partly cloudy. Lows 11 to 15. Southwest winds
around 15 mph after midnight.
.MONDAY...Partly cloudy. Highs 33 to 37. Southwest winds around
15 mph.
.MONDAY NIGHT...Partly cloudy. Lows 17 to 21.
.TUESDAY...Partly cloudy. Highs in the mid 30s to lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy. Chance of snow showers, possibly
mixed with rain showers in the afternoon. Highs in the upper 30s.
Chance of precipitation 30 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows around 9.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow showers in the morning, then partly cloudy in the afternoon.
Highs 17 to 21.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 3 below to 1 above
zero. Wind chill readings 13 below to 23 below zero.
.FRIDAY...Partly cloudy. Highs 21 to 26. Lowest wind chill
readings 14 below to 24 below zero in the morning.
.FRIDAY NIGHT...Lows 4 to 8.
.SATURDAY...

$$

WYZ018-171100-
Lander Foothills-
Including the city of Lander
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Snow accumulation around
5 inches. Highs around 32. Lows 16 to 21. Northwest winds 15 to
20 mph. Chance of snow 90 percent.
.SUNDAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly sunny. Highs around 29.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16. Southwest winds
around 15 mph early in the morning.
.MONDAY...Partly cloudy. Highs around 37. Southwest winds around
15 mph.
.MONDAY NIGHT...Partly cloudy. Lows 20 to 24.
.TUESDAY...Partly cloudy. Highs in the lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the 20s.
.WEDNESDAY...Partly cloudy. Chance of snow showers, possibly
mixed with rain showers in the afternoon. Highs around 40. Chance
of precipitation 40 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow showers. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow showers in the morning, then partly cloudy in the afternoon.
Highs around 20.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows zero to 5 above.
.FRIDAY...Partly cloudy. Highs in the mid 20s.
.FRIDAY NIGHT...Lows 6 to 10.
.SATURDAY...

$$

WYZ028-171100-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy. Cloudy with snow likely. Patchy
blowing snow early in the afternoon. Isolated snow showers early
in the morning. Snow accumulation of 2 to 3 inches. Highs around
34. Lows 15 to 20. Northwest winds 15 to 20 mph. Chance of snow
60 percent.
.SUNDAY...Breezy. Mostly cloudy with isolated snow showers in the
morning, then partly cloudy in the afternoon. Highs 26 to 30.
West winds 15 to 20 mph in the late morning and afternoon. Chance
of snow 20 percent.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 12 to 16. West winds
15 to 20 mph.
.MONDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. Highs 34 to 38. West winds 15 to 25 mph.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 22. West winds around
15 mph in the evening.
.TUESDAY...Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy. Highs around 40.
.WEDNESDAY NIGHT...Breezy, colder. Mostly cloudy with a
30 percent chance of snow showers. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow showers in the morning, then partly cloudy in the afternoon.
Highs in the lower to mid 20s.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 1 to 6.
.FRIDAY...Partly cloudy. Highs near 30. Lowest wind chill
readings 10 below to 20 below zero in the morning.
.FRIDAY NIGHT...Lows 7 to 12.
.SATURDAY...

$$

WYZ013-171100-
Jackson Hole-
Including the city of Jackson
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Snow. Snow accumulation around 2 inches. Highs
around 28. Lows 11 to 16. Northeast winds around 15 mph. Chance
of snow 80 percent.
.SUNDAY...Partly cloudy. Highs 21 to 25.
.SUNDAY NIGHT...Mostly cloudy. Chance of snow in the late evening
and overnight. Lows 10 to 14. Chance of snow 40 percent.
.MONDAY...Cloudy. Chance of snow in the morning, then chance of
snow showers in the afternoon. Snow accumulation around 1 inch.
Highs around 28. Southwest winds around 15 mph. Chance of snow
50 percent.
.MONDAY NIGHT...Cloudy with a 50 percent chance of snow showers.
Lows 19 to 23.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow
showers. Highs in the lower 30s.
.TUESDAY NIGHT...Mostly cloudy. A 30 percent chance of snow
showers after midnight. Lows in the lower to mid 20s.
.WEDNESDAY...Cloudy with a 50 percent chance of snow showers.
Highs in the lower 30s.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow showers. Lows 6 to 11.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs 17 to 21.
.THURSDAY NIGHT...Partly cloudy. Lows 1 below to 4 above zero.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 17 to 21.
.FRIDAY NIGHT...Lows 3 to 8.
.SATURDAY...

$$

WYZ003-171100-
Cody Foothills-
Including the cities of Cody and Meeteetse
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy. Cloudy with snow. Patchy blowing snow
early in the afternoon. Snow accumulation of 2 to 4 inches. Highs
28 to 32. Lows 17 to 22. West winds 15 to 20 mph. Chance of snow
80 percent.
.SUNDAY...Mostly sunny until late afternoon then becoming partly
cloudy. Highs 28 to 32. Southwest winds around 15 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy until early morning then
becoming mostly cloudy. Lows 18 to 22. West winds 15 to 20 mph.
.MONDAY...Breezy. Not as cold. Mostly cloudy. Highs 37 to 41.
West winds 15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 23 to 28.
.TUESDAY...Partly cloudy. Highs in the lower to mid 40s.
.TUESDAY NIGHT...Partly cloudy. Lows 27 to 32.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 40 percent chance of snow showers. Highs in the upper
30s.
.WEDNESDAY NIGHT...Much colder. Cloudy with a 40 percent chance
of snow showers. Lows 8 to 13.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower to mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 6 to 11.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the mid 20s to lower 30s.
.FRIDAY NIGHT...Lows 10 to 14.
.SATURDAY...

$$

WYZ004-171100-
North Big Horn Basin-
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy. Cloudy with snow likely. Patchy
blowing snow early in the afternoon. Snow accumulation of 2 to
3 inches. Highs around 34. Lows 19 to 24. West winds 15 to
20 mph. Chance of snow 70 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny early in the
afternoon then becoming partly cloudy. Highs around 31.
.SUNDAY NIGHT...Partly cloudy until early morning then becoming
mostly cloudy. Lows 16 to 20.
.MONDAY...Mostly cloudy. Highs around 37.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 23.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Mostly cloudy. Lows 23 to 28.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy
with chance of snow showers, possibly mixed with rain showers in
the afternoon. Highs in the upper 30s. Chance of precipitation
30 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows around 10.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower to mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 4 to 8.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the upper 20s.
.FRIDAY NIGHT...Lows 9 to 13.
.SATURDAY...

$$

WYZ006-171100-
Southeast Big Horn Basin-
Including the city of Worland
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy. Cloudy with snow. Patchy blowing snow
early in the evening. Snow accumulation of 3 to 5 inches. Highs
around 34. Lows 17 to 22. Southwest winds 15 to 20 mph. Chance of
snow 80 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 30.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16.
.MONDAY...Partly cloudy. Highs around 36.
.MONDAY NIGHT...Partly cloudy. Lows 15 to 19.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows 21 to 26.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy
with slight chance of rain showers and snow showers in the
afternoon. Highs in the lower 40s. Chance of precipitation
20 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows around 10.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower to mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 1 to 5.
.FRIDAY...Partly cloudy. Highs in the mid to upper 20s.
.FRIDAY NIGHT...Lows 6 to 10.
.SATURDAY...

$$

WYZ005-171100-
Southwest Big Horn Basin-
Including the city of Thermopolis
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy. Cloudy with snow. Patchy blowing snow
early in the afternoon. Snow accumulation of 4 to 6 inches. Highs
around 32. Lows 15 to 20. Southwest winds 15 to 20 mph. Chance of
snow 80 percent.
.SUNDAY...Partly cloudy early in the morning then clearing. Highs
around 29.
.SUNDAY NIGHT...Partly cloudy. Lows 11 to 15.
.MONDAY...Partly cloudy. Highs around 36.
.MONDAY NIGHT...Partly cloudy. Lows 15 to 19.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy. Chance of snow showers, possibly
mixed with rain showers in the afternoon. Highs around 40. Chance
of precipitation 30 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows 7 to 11.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower 20s.
.THURSDAY NIGHT...Partly cloudy. Lows zero to 5 above.
.FRIDAY...Partly cloudy. Highs in the 20s.
.FRIDAY NIGHT...Lows 4 to 8.
.SATURDAY...

$$

WYZ023-171100-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Snow. Snow accumulation of 2 to 3 inches.
Highs around 28. Lows 13 to 18. Chance of snow 80 percent.
.SUNDAY...Mostly cloudy early in the morning then becoming partly
cloudy. Highs around 24.
.SUNDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a 30 percent chance of snow after midnight. Lows 9 to 13.
.MONDAY...Cloudy with a 40 percent chance of snow. Highs around
29. Southwest winds around 15 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows 18 to 22.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 30s.
.TUESDAY NIGHT...Mostly cloudy. A 40 percent chance of snow
showers after midnight. Lows in the lower to mid 20s.
.WEDNESDAY...Mostly cloudy with a 50 percent chance of snow
showers. Highs in the lower 30s.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow showers. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower 20s.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows zero to 4 above.
.FRIDAY...Partly cloudy. Highs around 20.
.FRIDAY NIGHT...Lows 4 to 8.
.SATURDAY...

$$

WYZ025-171100-
Upper Green River Basin Foothills-
Including the city of Pinedale
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy. Snow likely. Snow accumulation of 2 to
3 inches. Highs around 29. Lows 11 to 16. Northwest winds 15 to
20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny early in the
afternoon then becoming partly cloudy. Highs around 24. Northwest
winds around 15 mph in the late morning and afternoon.
.SUNDAY NIGHT...Partly cloudy until early morning then becoming
mostly cloudy. Lows 9 to 13. Northwest winds around 15 mph.
.MONDAY...Breezy. Mostly cloudy with a 30 percent chance of snow.
Highs 28 to 32. West winds 15 to 20 mph.
.MONDAY NIGHT...Mostly cloudy. Lows 16 to 20.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 30s.
.TUESDAY NIGHT...Partly cloudy. Lows 15 to 19.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 40 percent chance of snow showers. Highs in the lower
to mid 30s.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow showers. Lows 6 to 10.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower 20s.
.THURSDAY NIGHT...Partly cloudy. Lows zero to 5 above.
.FRIDAY...Partly cloudy. Highs in the lower 20s. Lowest wind
chill readings 12 below to 22 below zero in the morning.
.FRIDAY NIGHT...Lows 5 to 9.
.SATURDAY...

$$

WYZ026-171100-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy. Cloudy with snow likely. Snow
accumulation of 2 to 3 inches. Highs 31 to 35. Lows 10 to 15.
Northwest winds 15 to 20 mph. Chance of snow 60 percent.
.SUNDAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly sunny. Highs 26 to 30. West winds
around 15 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 6 to 10. West winds around
15 mph.
.MONDAY...Breezy. Mostly cloudy. Highs 32 to 36. West winds 15 to
20 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 13 to 17.
.TUESDAY...Partly cloudy. Highs in the mid 30s to lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows 14 to 18.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow showers. Highs in the mid to
upper 30s.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows 4 to 9.
.THURSDAY...Mostly cloudy with a 20 percent chance of snow
showers in the morning, then partly cloudy in the afternoon.
Highs 22 to 27.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 2 below to 7 below
zero.
.FRIDAY...Partly cloudy. Highs 24 to 29. Lowest wind chill
readings 19 below to 29 below zero in the morning.
.FRIDAY NIGHT...Lows 1 to 6.
.SATURDAY...

$$

WYZ010-171100-
Northeast Johnson County-
Including the city of Buffalo
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Cloudy with snow. Snow accumulation of 3 to
4 inches. Highs 31 to 35. Lows 18 to 23. West winds around
15 mph. Chance of snow 80 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 34.
.SUNDAY NIGHT...Partly cloudy. Lows around 21.
.MONDAY...Breezy. Mostly cloudy. Highs around 43. Southwest winds
around 15 mph shifting to the northwest in the afternoon.
.MONDAY NIGHT...Partly cloudy. Lows around 22.
.TUESDAY...Partly cloudy. Highs in the lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 20s.
.WEDNESDAY...Mostly cloudy. Chance of rain showers in the
morning, then chance of rain showers and snow showers in the
afternoon. Highs in the mid 40s. Chance of precipitation
30 percent.
.WEDNESDAY NIGHT...Breezy, colder. Mostly cloudy with a
30 percent chance of snow showers. Lows around 12.
.THURSDAY...Breezy. Much colder. Mostly cloudy in the morning
then becoming partly cloudy. Highs in the lower 20s.
.THURSDAY NIGHT...Partly cloudy. Lows around 9.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the lower 30s.
.FRIDAY NIGHT...Lows around 14.
.SATURDAY...

$$

WYZ011-171100-
Southeast Johnson County-
Including the city of Kaycee
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Snow accumulation of 4 to
5 inches. Highs around 33. Lows 19 to 24. Northwest winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly sunny. Highs around 34. Southwest
winds around 15 mph in the late morning and afternoon.
.SUNDAY NIGHT...Mostly clear early in the evening then becoming
partly cloudy. Lows around 20. Southwest winds around 15 mph.
.MONDAY...Breezy. Partly cloudy. Highs around 41. West winds
15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows around 21.
.TUESDAY...Partly cloudy in the morning then clearing. Highs in
the lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 20s.
.WEDNESDAY...Partly cloudy. Chance of snow showers and rain
showers in the afternoon. Highs in the mid 40s. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Breezy, colder. Mostly cloudy with a
30 percent chance of snow showers. Lows around 11.
.THURSDAY...Breezy, colder. Mostly cloudy. Highs in the lower to
mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 4 to 8.
.FRIDAY...Partly cloudy. Highs near 30.
.FRIDAY NIGHT...Lows 9 to 13.
.SATURDAY...

$$

WYZ027-171100-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy. Cloudy with a 50 percent chance of
snow. Patchy blowing snow late in the morning. Snow accumulation
around 2 inches. Highs 29 to 33. Lows 13 to 18. Northwest winds
15 to 20 mph.
.SUNDAY...Breezy. Mostly cloudy then becoming partly cloudy late
in the morning then becoming mostly sunny. Highs 23 to 27. West
winds 15 to 20 mph in the late morning and afternoon.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 9 to 13. West winds
15 to 20 mph.
.MONDAY...Breezy. Mostly cloudy. Highs 30 to 34. West winds 15 to
20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 14 to 18. West winds around
15 mph in the evening.
.TUESDAY...Partly cloudy. Highs in the mid 30s to lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows 17 to 21.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow showers. Highs in the mid to
upper 30s.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows 8 to 12.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs in the lower to mid 20s.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows zero to 5 above.
.FRIDAY...Partly cloudy. Highs 23 to 28.
.FRIDAY NIGHT...Lows 6 to 10.
.SATURDAY...

$$

WYZ016-171100-
Upper Wind River Basin-
Including the city of Dubois
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Windy. Cloudy with snow. Areas of blowing snow
early in the morning. Snow accumulation of 3 to 4 inches. Highs
around 31. Lows 15 to 20. Northwest winds 25 to 35 mph. Chance of
snow 80 percent.
.SUNDAY...Breezy. Partly cloudy early in the morning then
clearing. Highs 27 to 32. West winds 15 to 20 mph in the late
morning and afternoon.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 15 to 19. West winds
15 to 20 mph.
.MONDAY...Breezy. Not as cold. Partly cloudy. Highs 35 to 40.
West winds 15 to 25 mph.
.MONDAY NIGHT...Partly cloudy. Lows around 23. West winds around
15 mph.
.TUESDAY...Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow
showers. Highs 36 to 41. Temperatures falling into the lower 20s
in the afternoon.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow showers. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow showers in the morning, then partly cloudy in the afternoon.
Highs in the lower 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 4 to 8.
.FRIDAY...Partly cloudy. Highs in the mid to upper 20s.
.FRIDAY NIGHT...Lows 9 to 13.
.SATURDAY...

$$

WYZ001-171100-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Snow. Snow accumulation of 3 to 4 inches.
Highs 20 to 26. Lows 5 to 15. West winds around 15 mph. Chance of
snow 90 percent.
.SUNDAY...Breezy. Partly cloudy until late afternoon then
becoming mostly cloudy. Scattered snow showers late in the
afternoon. Highs 15 to 21. Southwest winds 15 to 20 mph. Chance
of snow 30 percent.
.SUNDAY NIGHT...Breezy, cloudy. Scattered snow showers in the
evening, then chance of snow after midnight. Snow accumulation of
1 to 2 inches. Lows 8 to 14. Southwest winds 15 to 25 mph. Chance
of snow 50 percent.
.MONDAY...Windy. Snow likely in the morning, then snow showers
likely in the afternoon. Snow accumulation of 1 to 2 inches.
Highs 20 to 26. Southwest winds 20 to 30 mph. Chance of snow
60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Lows 15 to 21. Southwest
winds around 15 mph. Chance of snow 60 percent.
.TUESDAY...Cloudy with a 40 percent chance of snow showers. Highs
25 to 31.
.TUESDAY NIGHT...Cloudy with a 40 percent chance of snow showers.
Lows 17 to 23.
.WEDNESDAY...Chance of snow showers in the morning, then snow
showers likely in the afternoon. Highs 24 to 30. Chance of snow
60 percent.
.WEDNESDAY NIGHT...Much colder. Cloudy with a 40 percent chance
of snow showers. Lows 1 below to 5 above zero.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 12 to 18. Wind chill readings 11 below to 21 below
zero.
.THURSDAY NIGHT...Partly cloudy. Lows 4 below to 4 above zero.
.FRIDAY...Mostly cloudy. Highs 13 to 19. Lowest wind chill
readings 15 below to 25 below zero in the morning.
.FRIDAY NIGHT...Lows 1 below to 5 above zero.
.SATURDAY...

$$

WYZ029-171100-
Flaming Gorge-
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy, snow. Snow accumulation of 2 to
3 inches. Highs 33 to 37. Lows 17 to 22. North winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY...Breezy. Mostly cloudy with isolated snow showers in the
morning, then partly cloudy in the afternoon. Highs 27 to 32.
Northwest winds 15 to 20 mph. Chance of snow 20 percent.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows around 15. West winds
15 to 20 mph.
.MONDAY...Breezy. Not as cold. Partly cloudy in the morning then
becoming mostly cloudy. Highs 35 to 40. West winds 15 to 25 mph.
.MONDAY NIGHT...Partly cloudy. Lows around 22. West winds around
15 mph in the evening.
.TUESDAY...Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.WEDNESDAY...Partly cloudy. Highs near 40.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows around 13.
.THURSDAY...Colder. Mostly cloudy. A 20 percent chance of snow
showers in the morning. Highs 21 to 26.
.THURSDAY NIGHT...Colder. Partly cloudy in the evening then
clearing. Lows 2 to 6.
.FRIDAY...Partly cloudy. Highs 26 to 31.
.FRIDAY NIGHT...Lows 9 to 13.
.SATURDAY...

$$

WYZ022-171100-
Casper Mountain-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Windy, snow. Areas of blowing snow early in
the morning. Scattered snow showers early in the morning. Snow
accumulation of 4 to 7 inches. Highs 27 to 33. Lows 14 to 24.
Northeast winds 20 to 30 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Mostly cloudy with scattered snow showers in
the morning, then partly cloudy in the afternoon. Highs 23 to 29.
Northeast winds around 15 mph shifting to the southwest in the
late morning and afternoon. Chance of snow 30 percent.
.SUNDAY NIGHT...Windy. Partly cloudy then becoming mostly clear
late in the evening then becoming partly cloudy. Lows 14 to 20.
Southwest winds 25 to 35 mph.
.MONDAY...Windy. Partly cloudy. Highs 28 to 34. Southwest winds
25 to 35 mph.
.MONDAY NIGHT...Breezy. Partly cloudy in the evening then
clearing. Lows 19 to 25. West winds 15 to 20 mph.
.TUESDAY...Mostly sunny. Highs 32 to 38.
.TUESDAY NIGHT...Breezy. Partly cloudy. Lows 25 to 31.
.WEDNESDAY...Breezy. Partly cloudy. Chance of snow showers,
possibly mixed with rain showers in the afternoon. Highs 34 to
40. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Breezy. Much colder. Mostly cloudy with a
50 percent chance of snow showers. Lows 5 to 11.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow showers. Highs 11 to 17.
.THURSDAY NIGHT...Partly cloudy. Lows zero to 6 above.
.FRIDAY...Partly cloudy. Highs 15 to 21.
.FRIDAY NIGHT...Lows 6 to 12.
.SATURDAY...

$$

WYZ002-171100-
Absaroka Mountains-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Windy, snow. Patchy blowing snow early in the
morning. Snow accumulation of 3 to 7 inches. Highs 19 to 27. Lows
8 to 18. West winds 20 to 30 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Partly cloudy. Highs 17 to 25. West winds 15 to
25 mph.
.SUNDAY NIGHT...Windy. Partly cloudy early in the evening then
becoming mostly cloudy. Chance of snow in the late evening and
overnight. Lows 11 to 17. West winds 25 to 35 mph. Chance of snow
40 percent.
.MONDAY...Very windy. Not as cold. Cloudy. Chance of snow in the
morning, then chance of snow showers in the afternoon. Snow
accumulation up to 1 inch. Highs 22 to 32. West winds 30 to
40 mph. Chance of snow 50 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 50 percent chance of
snow showers. Near steady temperature in the lower 20s. West
winds 15 to 25 mph.
.TUESDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. A 30 percent chance of snow showers. Highs 26 to
36.
.TUESDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance
of snow showers. Lows 18 to 26.
.WEDNESDAY...Breezy. Mostly cloudy. Chance of snow showers in the
morning, then snow showers likely in the afternoon. Highs 24 to
32. Chance of snow 60 percent.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 50 percent
chance of snow showers. Lows 2 to 8. Wind chill readings 15 below
to 25 below zero.
.THURSDAY...Breezy. Mostly cloudy with a 20 percent chance of
snow showers in the morning, then partly cloudy in the afternoon.
Highs 11 to 19. Wind chill readings 17 below to 27 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows zero to 8 above. Wind chill
readings 16 below to 26 below zero.
.FRIDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. Highs 15 to 23. Wind chill readings 16 below to
26 below zero.
.FRIDAY NIGHT...Lows 4 to 10.
.SATURDAY...

$$

WYZ007-171100-
Owl Creek and Bridger Mountains-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Areas of blowing snow early in
the afternoon. Snow accumulation of 4 to 8 inches. Highs 26 to
32. Lows 14 to 24. Northwest winds 15 to 25 mph. Chance of snow
90 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs 23 to
29. Southwest winds around 15 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows around 16. Southwest
winds 15 to 20 mph.
.MONDAY...Breezy. Partly cloudy. Highs 30 to 36. Southwest winds
15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows around 21.
.TUESDAY...Partly cloudy. Highs 33 to 39.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow
showers. Highs 33 to 39.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow showers. Lows 7 to 13.
.THURSDAY...Breezy, colder. Mostly cloudy with a 30 percent
chance of snow showers in the morning, then partly cloudy in the
afternoon. Highs 15 to 21.
.THURSDAY NIGHT...Partly cloudy. Lows 3 to 9.
.FRIDAY...Partly cloudy. Highs 20 to 26.
.FRIDAY NIGHT...Lows around 10.
.SATURDAY...

$$

WYZ008-171100-
Bighorn Mountains West-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Snow. Snow accumulation of 5 to 9 inches.
Highs 21 to 31. Lows 12 to 22. Southwest winds around 15 mph.
Chance of snow near 100 percent.
.SUNDAY...Breezy. Mostly cloudy then becoming partly cloudy late
in the morning then becoming mostly sunny then becoming partly
cloudy late in the afternoon. Highs 20 to 26. Southwest winds
15 to 20 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy until early morning, then
mostly cloudy with a 20 percent chance of snow early in the
morning. Lows 13 to 19. West winds 15 to 25 mph.
.MONDAY...Windy. Mostly cloudy with a 20 percent chance of snow.
Highs 25 to 33. West winds 20 to 30 mph.
.MONDAY NIGHT...Partly cloudy with a 20 percent chance of snow
showers. Lows 15 to 23.
.TUESDAY...Partly cloudy. Highs 29 to 37.
.TUESDAY NIGHT...Partly cloudy. Lows 21 to 29.
.WEDNESDAY...Mostly cloudy with a 30 percent chance of snow
showers. Highs 29 to 37. Temperatures falling into the upper
teens in the afternoon. Lowest wind chill readings 11 below to
21 below zero in the afternoon.
.WEDNESDAY NIGHT...Much colder. Cloudy with a 40 percent chance
of snow showers. Lows 1 to 11. Wind chill readings 22 below to
32 below zero.
.THURSDAY...Colder. Cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow showers. Highs 10 to 18. Wind
chill readings 20 below to 30 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 to 9. Wind chill readings
18 below to 28 below zero.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 16 to 22. Wind chill readings 18 below to 28 below
zero.
.FRIDAY NIGHT...Lows 4 to 12.
.SATURDAY...

$$

WYZ009-171100-
Bighorn Mountains Southeast-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Patchy blowing snow early in the
evening. Snow accumulation of 6 to 8 inches. Highs 22 to 28. Lows
11 to 21. West winds 15 to 20 mph. Chance of snow near
100 percent.
.SUNDAY...Breezy. Mostly cloudy then becoming partly cloudy late
in the morning then becoming mostly sunny. Highs 22 to 28.
Southwest winds 15 to 20 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Near steady temperature
around 18. West winds 15 to 25 mph.
.MONDAY...Windy. Not as cold. Partly cloudy. Highs 28 to 36. West
winds 20 to 30 mph.
.MONDAY NIGHT...Partly cloudy. Lows 17 to 23. West winds around
15 mph.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
31 to 39.
.TUESDAY NIGHT...Breezy. Partly cloudy. Near steady temperature
in the upper 20s.
.WEDNESDAY...Breezy. Partly cloudy with a 30 percent chance of
snow showers. Highs 31 to 39. Temperatures falling into the mid
teens in the afternoon. Lowest wind chill readings 11 below to
21 below zero in the afternoon.
.WEDNESDAY NIGHT...Breezy. Much colder. Cloudy with a 40 percent
chance of snow showers. Lows 2 to 10. Wind chill readings
22 below to 32 below zero.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow showers. Highs 12 to 18. Wind chill readings 20 below to
30 below zero.
.THURSDAY NIGHT...Partly cloudy. Near steady temperature around
6. Wind chill readings 17 below to 27 below zero.
.FRIDAY...Partly cloudy. Highs 17 to 25. Wind chill readings
16 below to 26 below zero.
.FRIDAY NIGHT...Lows 6 to 12.
.SATURDAY...

$$

WYZ012-171100-
Teton and Gros Ventre Mountains-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

.REST OF TONIGHT...Breezy, snow. Patchy blowing snow early in the
morning. Isolated snow showers early in the morning. Snow
accumulation of 3 to 6 inches. Highs 21 to 27. Lows 8 to 18.
North winds 15 to 20 mph. Chance of snow 80 percent.
.SUNDAY...Breezy. Partly cloudy. Highs 16 to 22. West winds 15 to
25 mph.
.SUNDAY NIGHT...Breezy, cloudy. Isolated snow showers early in
the evening, then chance of snow in the late evening and
overnight. Snow accumulation around 1 inch. Lows 8 to 14. West
winds 15 to 25 mph. Chance of snow 50 percent.
.MONDAY...Windy. Snow likely. Snow accumulation of 1 to 2 inches.
Highs 21 to 27. Southwest winds 20 to 30 mph. Chance of snow
60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Lows 17 to 23. Southwest
winds around 15 mph. Chance of snow 60 percent.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow
showers. Highs 26 to 32.
.TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows 18 to 24.
.WEDNESDAY...Breezy. Snow showers likely. Highs 24 to 30. Chance
of snow 60 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 50 percent chance of
snow showers. Lows 4 to 10.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 13 to 19.
.THURSDAY NIGHT...Partly cloudy. Lows zero to 6 above.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 14 to 20. Wind chill readings 11 below to 21 below
zero.
.FRIDAY NIGHT...Lows 3 to 9.
.SATURDAY...

$$

WYZ014-171100-
Wind River Mountains West-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Breezy, snow. Patchy blowing snow early in the
morning. Isolated snow showers early in the morning. Snow
accumulation of 4 to 8 inches. Highs 21 to 29. Lows 8 to 18.
North winds 15 to 20 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Mostly cloudy with isolated snow showers in the
morning, then mostly sunny in the afternoon. Highs 17 to 23. West
winds 15 to 20 mph. Chance of snow 20 percent.
.SUNDAY NIGHT...Windy. Partly cloudy until early morning then
becoming mostly cloudy. Lows 7 to 13. West winds 20 to 30 mph.
.MONDAY...Windy. Mostly cloudy with a 30 percent chance of snow.
Highs 21 to 29. West winds 25 to 35 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 30 percent chance of snow showers. Lows 15 to 21. West
winds around 15 mph.
.TUESDAY...Partly cloudy. Highs 25 to 33.
.TUESDAY NIGHT...Partly cloudy. Lows 15 to 21.
.WEDNESDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 40 percent chance of snow showers. Highs 24 to
32. Temperatures falling into the mid teens in the afternoon.
Lowest wind chill readings 11 below to 21 below zero in the
afternoon.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow showers. Lows 2 to 8. Wind chill readings 15 below to
25 below zero.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow showers. Highs 11 to 19. Wind
chill readings 17 below to 27 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 3 below to 3 above zero.
Wind chill readings 18 below to 28 below zero.
.FRIDAY...Partly cloudy. Highs 14 to 20. Wind chill readings
18 below to 28 below zero.
.FRIDAY NIGHT...Lows 2 to 8.
.SATURDAY...

$$

WYZ015-171100-
Wind River Mountains East-
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Windy, snow. Areas of blowing snow early in
the morning. Isolated snow showers early in the morning. Snow
accumulation of 6 to 9 inches. Highs 20 to 28. Lows 9 to 19. West
winds 25 to 35 mph. Chance of snow near 100 percent.
.SUNDAY...Breezy. Mostly cloudy with isolated snow showers in the
morning, then mostly sunny in the afternoon. Highs 18 to 26. West
winds 15 to 25 mph. Chance of snow 20 percent.
.SUNDAY NIGHT...Windy. Partly cloudy. Near steady temperature
around 14. West winds 25 to 35 mph.
.MONDAY...Very windy. Mostly cloudy with a 30 percent chance of
snow. Highs 22 to 32. West winds 30 to 40 mph.
.MONDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance of
snow showers. Lows 16 to 24. West winds 15 to 25 mph.
.TUESDAY...Breezy. Partly cloudy. Highs 26 to 36.
.TUESDAY NIGHT...Breezy. Partly cloudy. A 30 percent chance of
snow showers after midnight. Lows 17 to 25.
.WEDNESDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 40 percent chance of snow showers. Highs 24 to
34. Temperatures falling into the lower teens in the afternoon.
Lowest wind chill readings 13 below to 23 below zero in the
afternoon.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 50 percent
chance of snow showers. Lows 1 to 11. Wind chill readings
17 below to 27 below zero.
.THURSDAY...Breezy, colder. Mostly cloudy in the morning then
becoming partly cloudy. A 30 percent chance of snow showers.
Highs 10 to 18. Wind chill readings 17 below to 27 below zero.
.THURSDAY NIGHT...Breezy. Partly cloudy. Lows zero to 6 above.
Wind chill readings 19 below to 29 below zero.
.FRIDAY...Breezy. Partly cloudy. Highs 15 to 23. Wind chill
readings 19 below to 29 below zero.
.FRIDAY NIGHT...Lows 2 to 10.
.SATURDAY...

$$

WYZ019-171100-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
1206 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM EARLY THIS MORNING
TO 5 AM MST SUNDAY...

.REST OF TONIGHT...Windy, snow. Areas of blowing snow early in
the morning. Areas of blowing snow early in the evening, then
isolated snow showers early in the morning. Snow accumulation of
3 to 6 inches. Highs 28 to 34. Lows 12 to 22. North winds 20 to
30 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Mostly cloudy with isolated snow showers in the
morning, then mostly sunny in the afternoon. Highs 22 to 28.
North winds around 15 mph shifting to the southwest in the late
morning and afternoon. Chance of snow 20 percent.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 9 to 15. Southwest
winds 15 to 25 mph.
.MONDAY...Windy. Partly cloudy. Highs 28 to 34. Southwest winds
20 to 30 mph.
.MONDAY NIGHT...Breezy. Partly cloudy. Lows 17 to 23. West winds
15 to 20 mph.
.TUESDAY...Breezy. Partly cloudy. Highs 33 to 39.
.TUESDAY NIGHT...Breezy. Partly cloudy. Lows 21 to 27.
.WEDNESDAY...Breezy. Partly cloudy with a 40 percent chance of
snow showers. Highs 34 to 40. Temperatures falling into the lower
20s in the afternoon.
.WEDNESDAY NIGHT...Breezy. Much colder. Cloudy with a 40 percent
chance of snow showers. Lows 3 to 9.
.THURSDAY...Colder. Mostly cloudy. A 30 percent chance of snow
showers in the morning. Highs 13 to 19.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 7 below to 1 above
zero. Wind chill readings 22 below to 32 below zero.
.FRIDAY...Partly cloudy. Highs around 19. Lowest wind chill
readings 23 below to 33 below zero in the morning.
.FRIDAY NIGHT...Lows 1 to 7.
.SATURDAY...

$$

WYZ024-171100-
Salt River and Wyoming Ranges-
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy, snow. Snow accumulation of 2 to
5 inches. Highs 23 to 29. Lows 10 to 20. Northwest winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY...Breezy. Partly cloudy. Highs 19 to 25. West winds 15 to
25 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy in the evening, then mostly
cloudy with a 30 percent chance of snow after midnight. Lows 9 to
15. West winds 15 to 25 mph.
.MONDAY...Windy. Cloudy with a 30 percent chance of snow. Highs
25 to 31. West winds 20 to 30 mph.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows 16 to 22. West winds around 15 mph.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 30 to 36.
.TUESDAY NIGHT...Partly cloudy. A 30 percent chance of snow
showers after midnight. Lows 19 to 25.
.WEDNESDAY...Mostly cloudy with a 40 percent chance of snow
showers. Highs 27 to 33.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow showers. Lows 8 to 14.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 17 to 23.
.THURSDAY NIGHT...Partly cloudy. Lows 2 to 8.
.FRIDAY...Partly cloudy. Highs 18 to 24.
.FRIDAY NIGHT...Lows 5 to 11.
.SATURDAY...

$$

WYZ030-171100-
East Sweetwater County-
Including the city of Wamsutter
1206 AM MST Sat Dec 16 2017

.REST OF TONIGHT...Breezy, snow. Snow accumulation of 1 to
2 inches. Highs 32 to 36. Lows 15 to 20. North winds 15 to
25 mph. Chance of snow 80 percent.
.SUNDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 25 to 29. North winds 15 to 20 mph shifting
to the west in the afternoon.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 12 to 16. West winds
15 to 25 mph.
.MONDAY...Windy. Partly cloudy in the morning then becoming
mostly cloudy. Highs 31 to 35. West winds 20 to 30 mph.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 22. West winds around
15 mph.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Breezy. Partly cloudy. A 30 percent chance of snow
showers in the afternoon. Highs near 40.
.WEDNESDAY NIGHT...Breezy, colder. Mostly cloudy with a
30 percent chance of snow showers. Lows 8 to 13.
.THURSDAY...Breezy, colder. Mostly cloudy. A 30 percent chance of
snow showers in the morning. Highs 17 to 22.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 2 below to 3 above
zero. Wind chill readings 16 below to 26 below zero.
.FRIDAY...Partly cloudy. Highs in the lower to mid 20s. Lowest
wind chill readings 16 below to 26 below zero in the morning.
.FRIDAY NIGHT...Lows 4 to 9.
.SATURDAY...

$$





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