Zone Forecast Product
Issued by NWS Riverton, WY

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580
FPUS55 KRIW 152225
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
324 PM MST Fri Dec 15 2017

WYZ020-161100-
Natrona County Lower Elevations-
Including the city of Casper
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 41 to 46.
Southwest winds 20 to 30 mph with gusts to around 60 mph.
.TONIGHT...Windy. Partly cloudy in the evening, then mostly
cloudy with chance of snow after midnight. Cloudy with snow early
in the morning. Little or no snow accumulation. Lows 23 to 27.
Southwest winds 20 to 30 mph. Chance of snow 80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation around
3 inches. Highs 30 to 34. Northeast winds 15 to 20 mph. Chance of
snow 90 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow in the evening,
then chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 4 to 5 inches. Lows 12 to 16.
North winds 15 to 20 mph. Chance of snow 80 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. Chance of snow 20 percent.
.SUNDAY NIGHT...Breezy. Mostly clear in the evening then becoming
partly cloudy. Lows 15 to 19. Southwest winds 15 to 20 mph.
.MONDAY...Breezy. Partly cloudy. Highs in the mid to upper 30s.
.MONDAY NIGHT...Partly cloudy. Lows 19 to 23.
.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.

$$

WYZ017-161100-
Wind River Basin-
Including the cities of Riverton and Shoshoni
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 38 to 42.
Southwest winds 15 to 20 mph with gusts to around 50 mph.
.TONIGHT...Breezy. Mostly cloudy. Slight chance of snow after
midnight. Snow early in the morning. Little or no snow
accumulation. Lows around 24. South winds 15 to 20 mph. Chance of
snow 80 percent.
.SATURDAY...Breezy, snow. Snow accumulation of 2 to 3 inches.
Highs around 32. North winds around 15 mph early in the morning
becoming north 15 to 25 mph in the afternoon. Chance of snow
80 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Areas of blowing snow
early in the evening. Snow in the evening, then chance of snow
after midnight. Snow accumulation of 1 to 2 inches. Total snow
accumulation 3 to 5 inches. Lows around 13. North 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 in the 30s.
.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.

$$

WYZ018-161100-
Lander Foothills-
Including the city of Lander
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Partly cloudy. Highs around 42.
.TONIGHT...Breezy. Mostly cloudy. Snow likely early in the
morning. Little or no snow accumulation. Lows around 24.
Southwest winds 15 to 20 mph until early morning. Chance of snow
70 percent.
.SATURDAY...Colder, snow. Snow accumulation around 3 inches.
Highs around 32. North winds around 15 mph late in the afternoon.
Chance of snow 90 percent.
.SATURDAY NIGHT...Colder, cloudy. Snow in the evening, then
chance of snow after midnight. Snow accumulation around 2 inches.
Total snow accumulation around 5 inches. Lows 12 to 16. North
winds around 15 mph until early morning. Chance of snow
80 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 29.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16. Southwest winds
around 15 mph after midnight.
.MONDAY...Partly cloudy. Highs in the upper 30s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.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.

$$

WYZ028-161100-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 42 to 46.
.TONIGHT...Mostly cloudy, then a 40 percent chance of snow early
in the morning. Lows around 22. Southwest winds around 15 mph
early in the evening becoming west around 15 mph early in the
morning.
.SATURDAY...Breezy, colder, cloudy. Chance of snow early in the
morning, then snow likely in the late morning and afternoon. Snow
accumulation around 1 inch. Highs around 34. West winds 15 to
20 mph. Chance of snow 60 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely in the
evening, then chance of snow after midnight. Snow accumulation
around 1 inch. Total snow accumulation around 2 inches. Lows
12 to 16. Northwest winds 15 to 20 mph. Chance of snow
60 percent.
.SUNDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 26 to 30. Northwest winds 15 to 20 mph.
.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 in the mid to upper 30s.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 22.
.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.

$$

WYZ013-161100-
Jackson Hole-
Including the city of Jackson
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 29 to 33. South winds
around 15 mph with gusts to around 30 mph.
.TONIGHT...Breezy, cloudy. Chance of snow late in the evening.
Snow likely after midnight. Snow accumulation around 1 inch. Lows
18 to 22. South winds 15 to 20 mph. Chance of snow 70 percent.
.SATURDAY...Snow likely. Snow accumulation around 1 inch. Total
snow accumulation around 2 inches. Highs around 28. Northwest
winds around 15 mph late in the afternoon. Chance of snow
70 percent.
.SATURDAY NIGHT...Colder. Mostly cloudy until early morning then
becoming partly cloudy. A 30 percent chance of snow until early
morning. Lows 6 to 11. North winds around 15 mph until early
morning.
.SUNDAY...Partly cloudy. Highs 21 to 25.
.SUNDAY NIGHT...Mostly cloudy. Chance of snow after midnight.
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. Light snow accumulations. Highs in
the upper 20s. 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.

$$

WYZ003-161100-
Cody Foothills-
Including the cities of Cody and Meeteetse
324 PM MST Fri Dec 15 2017

...HIGH WIND WARNING IN EFFECT UNTIL 6 PM MST THIS EVENING...
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 46 to 51.
Southwest winds 20 to 30 mph with gusts to around 60 mph.
.TONIGHT...Windy. Mostly cloudy. Chance of snow after midnight.
Snow early in the morning. Little or no snow accumulation. Lows
23 to 27. Southwest winds 20 to 30 mph shifting to the west 15 to
20 mph in the late evening and early morning. Chance of snow
80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 2 to
3 inches. Highs 28 to 32. North winds 15 to 20 mph in the late
morning and afternoon. Chance of snow 80 percent.
.SATURDAY NIGHT...Breezy, colder. Mostly cloudy with a 30 percent
chance of snow until early morning, then partly cloudy early in
the morning. Lows 12 to 16. Northwest winds 15 to 20 mph in the
evening becoming west around 15 mph early in the morning.
.SUNDAY...Mostly sunny. Highs 28 to 32. Southwest winds around
15 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 18 to 22. West winds
15 to 20 mph.
.MONDAY...Breezy. Not as cold. Mostly cloudy. Highs near 40.
.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.

$$

WYZ004-161100-
North Big Horn Basin-
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs around 43. South
winds around 15 mph with gusts to around 40 mph.
.TONIGHT...Mostly cloudy. Chance of snow after midnight. Snow
likely early in the morning. Little or no snow accumulation. Lows
around 26. Southeast winds around 15 mph early in the evening
becoming north around 15 mph after midnight. Chance of snow
70 percent.
.SATURDAY...Breezy. Snow likely. Snow accumulation of 1 to
2 inches. Highs around 34. Northwest winds 15 to 20 mph. Chance
of snow 70 percent.
.SATURDAY NIGHT...Breezy, colder. Mostly cloudy with a 30 percent
chance of snow. Lows around 16. Northwest winds 15 to 20 mph
shifting to the west early in the morning.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 31.
.SUNDAY NIGHT...Partly cloudy. Lows 16 to 20.
.MONDAY...Mostly cloudy. Highs in the upper 30s.
.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.

$$

WYZ006-161100-
Southeast Big Horn Basin-
Including the city of Worland
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs around 43.
.TONIGHT...Mostly cloudy. Chance of snow after midnight. Snow
early in the morning. Little or no snow accumulation. Lows around
24. Chance of snow 80 percent.
.SATURDAY...Breezy, snow. Snow accumulation of 2 to 3 inches.
Highs around 34. Northwest winds 15 to 20 mph in the afternoon.
Chance of snow 80 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely in the
evening, then chance of snow after midnight. Snow accumulation
around 1 inch. Total snow accumulation 3 to 4 inches. Lows around
14. Southwest winds 15 to 20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 30.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16.
.MONDAY...Partly cloudy. Highs in the mid 30s.
.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.

$$

WYZ005-161100-
Southwest Big Horn Basin-
Including the city of Thermopolis
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Mostly cloudy. Highs around 42. Southwest
winds around 15 mph with gusts to around 35 mph.
.TONIGHT...Mostly cloudy. Chance of snow after midnight. Snow
early in the morning. Little or no snow accumulation. Lows around
24. Northwest winds around 15 mph in the late evening and
overnight. Chance of snow 80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 3 to
4 inches. Highs around 32. Northwest winds 15 to 20 mph in the
late morning and afternoon. Chance of snow 80 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely in the
evening, then chance of snow after midnight. Snow accumulation
around 1 inch. Total snow accumulation 4 to 5 inches. Lows 10 to
14. West winds 15 to 20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 29.
.SUNDAY NIGHT...Partly cloudy. Lows 11 to 15.
.MONDAY...Partly cloudy. Highs in the mid 30s.
.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.

$$

WYZ023-161100-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Mostly cloudy. Highs around 35. South
winds around 15 mph.
.TONIGHT...Cloudy. Chance of snow late in the evening. Snow
likely after midnight. Snow accumulation around 1 inch. Lows
around 20. Chance of snow 70 percent.
.SATURDAY...Snow likely. Snow accumulation around 1 inch. Total
snow accumulation around 2 inches. Highs around 28. Chance of
snow 70 percent.
.SATURDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow. Lows 9 to 13.
.SUNDAY...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 in the
upper 20s.
.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.

$$

WYZ025-161100-
Upper Green River Basin Foothills-
Including the city of Pinedale
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Partly cloudy. Highs 35 to 40. North winds
around 15 mph.
.TONIGHT...Partly cloudy early in the evening then becoming
cloudy. Chance of snow late in the evening. Snow likely after
midnight. Snow accumulation around 1 inch. Lows 16 to 20. North
winds around 15 mph early in the evening. Chance of snow
60 percent.
.SATURDAY...Snow likely. Snow accumulation of 1 to 2 inches.
Highs around 29. Northwest winds around 15 mph in the afternoon.
Chance of snow 60 percent.
.SATURDAY NIGHT...Breezy, colder. Cloudy with a 50 percent chance
of snow. Snow accumulation around 1 inch. Total snow accumulation
3 to 4 inches. Lows 7 to 11. Northwest winds 15 to 20 mph.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 24. Northwest winds around 15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows 9 to 13. Northwest winds
around 15 mph.
.MONDAY...Breezy. Mostly cloudy with a 30 percent chance of snow.
Highs near 30.
.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.

$$

WYZ026-161100-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 37 to 41. West winds
around 15 mph with gusts to around 30 mph.
.TONIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Chance of snow after midnight. Snow likely early
in the morning. Snow accumulation up to 1 inch. Lows around 17.
Chance of snow 60 percent.
.SATURDAY...Cloudy. Snow likely early in the morning, then chance
of snow in the late morning and afternoon. Snow accumulation of
1 to 2 inches. Highs 31 to 35. Northwest winds around 15 mph.
Chance of snow 60 percent.
.SATURDAY NIGHT...Breezy, colder. Cloudy with a 50 percent chance
of snow. Snow accumulation around 1 inch. Total snow accumulation
2 to 4 inches. Lows 7 to 11. Northwest winds 15 to 20 mph.
.SUNDAY...Mostly cloudy in the morning then clearing. 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 in the lower to mid 30s.
.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.

$$

WYZ010-161100-
Northeast Johnson County-
Including the city of Buffalo
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Mostly sunny. Highs 53 to 57. Southwest
winds around 15 mph with gusts to around 30 mph.
.TONIGHT...Partly cloudy in the evening, then cloudy with chance
of snow after midnight. Cloudy with snow likely early in the
morning. Little or no snow accumulation. Lows around 26. North
winds around 15 mph after midnight. Chance of snow 70 percent.
.SATURDAY...Colder. Snow likely. Snow accumulation of 1 to
3 inches. Highs 31 to 35. North winds around 15 mph in the late
morning and afternoon. Chance of snow 70 percent.
.SATURDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow. Lows around 15. North winds around 15 mph in the
evening.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 34.
.SUNDAY NIGHT...Partly cloudy. Lows around 21.
.MONDAY...Breezy. Mostly cloudy. Highs in the lower 40s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.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.

$$

WYZ011-161100-
Southeast Johnson County-
Including the city of Kaycee
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 50 to 55.
Southwest winds 15 to 25 mph with gusts to around 40 mph.
.TONIGHT...Breezy. Partly cloudy in the evening, then cloudy with
chance of snow after midnight. Cloudy with snow early in the
morning. Little or no snow accumulation. Lows around 26.
Southwest winds 15 to 20 mph shifting to the north early in the
morning. Chance of snow 80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 2 to
3 inches. Highs around 33. North winds 15 to 20 mph in the
afternoon. Chance of snow 80 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely in the
evening, then chance of snow after midnight. Snow accumulation
around 1 inch. Total snow accumulation 3 to 4 inches. Lows around
16. North winds 15 to 20 mph until early morning. Chance of snow
60 percent.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 34. Southwest winds around 15 mph.
.SUNDAY NIGHT...Partly cloudy. Lows around 20. Southwest winds
around 15 mph.
.MONDAY...Breezy. Partly cloudy. Highs in the lower 40s.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.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.

$$

WYZ027-161100-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 37 to 42. West winds
around 15 mph with gusts to around 35 mph.
.TONIGHT...Mostly cloudy. A 30 percent chance of snow after
midnight. Lows 18 to 22. West winds around 15 mph.
.SATURDAY...Breezy. Cloudy with a 50 percent chance of snow. Snow
accumulation around 1 inch. Highs 29 to 33. Northwest winds 15 to
20 mph.
.SATURDAY NIGHT...Breezy, colder. Cloudy with a 40 percent chance
of snow. Lows 9 to 13. Northwest winds 15 to 20 mph until early
morning.
.SUNDAY...Breezy. Mostly cloudy in the morning then clearing.
Highs 23 to 27. West winds 15 to 20 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 9 to 13. West winds
15 to 20 mph.
.MONDAY...Breezy. Mostly cloudy. Highs in the lower to mid 30s.
.MONDAY NIGHT...Partly cloudy. Lows 14 to 18.
.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.

$$

WYZ016-161100-
Upper Wind River Basin-
Including the city of Dubois
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 44 to 49.
Northwest winds 25 to 35 mph with gusts to around 60 mph.
.TONIGHT...Windy. Partly cloudy in the evening, then mostly
cloudy with chance of snow after midnight. Cloudy with snow
likely early in the morning. Little or no snow accumulation. Lows
around 23. Northwest winds 25 to 35 mph. Chance of snow
70 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 2 to
3 inches. Highs around 31. Northwest winds 15 to 20 mph. Chance
of snow 80 percent.
.SATURDAY NIGHT...Colder. Cloudy with a 50 percent chance of
snow. Snow accumulation around 1 inch. Total snow accumulation
3 to 4 inches. Lows 11 to 15. West winds around 15 mph early in
the evening.
.SUNDAY...Breezy. Partly cloudy in the morning then clearing.
Highs 27 to 32. West winds 15 to 20 mph.
.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.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.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.

$$

WYZ001-161100-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Breezy. Mostly cloudy. Highs 24 to 30.
Southwest winds 15 to 20 mph with gusts to around 50 mph.
.TONIGHT...Breezy, cloudy. Chance of snow late in the evening.
Snow after midnight. Snow accumulation around 2 inches. Lows
14 to 20. Southwest winds 15 to 20 mph. Chance of snow
90 percent.
.SATURDAY...Snow. Snow accumulation of 1 to 3 inches. Total snow
accumulation 3 to 5 inches. Highs 20 to 26. Northwest winds
around 15 mph. Chance of snow 80 percent.
.SATURDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow in the evening, then partly cloudy after midnight. Lows
1 to 7. North winds around 15 mph shifting to the west early in
the morning.
.SUNDAY...Breezy. Partly cloudy. Highs 15 to 21. Southwest winds
15 to 20 mph.
.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. Light snow accumulations. Highs 20 to
26. 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. 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.

$$

WYZ029-161100-
Flaming Gorge-
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 42 to 46.
.TONIGHT...Partly cloudy, then mostly cloudy with a 50 percent
chance of snow early in the morning. Little or no snow
accumulation. Lows around 23. South winds around 15 mph in the
evening.
.SATURDAY...Chance of snow early in the morning, then snow likely
in the late morning and afternoon. Chance of rain late in the
afternoon. Snow accumulation up to 1 inch. Highs 32 to 36.
Northwest winds around 15 mph in the afternoon. Chance of
precipitation 60 percent.
.SATURDAY NIGHT...Breezy, cloudy. Snow in the evening, then
chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 1 to 3 inches. Lows around 15.
Northwest 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.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.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.

$$

WYZ022-161100-
Casper Mountain-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Mostly sunny. Highs 35 to 41.
Southwest winds 20 to 30 mph with gusts to around 60 mph.
.TONIGHT...Windy. Partly cloudy, then mostly cloudy with snow
likely early in the morning. Little or no snow accumulation. Lows
21 to 27. Southwest winds 20 to 30 mph. Chance of snow
70 percent.
.SATURDAY...Breezy, snow. Snow accumulation of 2 to 4 inches.
Highs 27 to 33. Southwest winds 15 to 20 mph shifting to the
north late in the afternoon. Chance of snow 80 percent.
.SATURDAY NIGHT...Breezy, colder, snow. Snow accumulation of 2 to
3 inches. Total snow accumulation 4 to 7 inches. Lows 11 to 17.
Northeast winds 15 to 25 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Mostly cloudy with scattered snow showers in
the morning, then mostly sunny in the afternoon. Highs 23 to 29.
Southeast winds around 15 mph shifting to the southwest in the
afternoon. Chance of snow 30 percent.
.SUNDAY NIGHT...Windy. Mostly clear in the evening then becoming
partly cloudy. Lows 14 to 20. Southwest winds 15 to 25 mph
increasing to 25 to 35 mph after midnight.
.MONDAY...Windy. Partly cloudy. Highs 28 to 34.
.MONDAY NIGHT...Breezy. Partly cloudy in the evening then
clearing. Lows 19 to 25.
.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.

$$

WYZ002-161100-
Absaroka Mountains-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 33 to 43. West
winds 20 to 30 mph with gusts to around 65 mph.
.TONIGHT...Windy. Partly cloudy early in the evening then
becoming cloudy. Chance of snow late in the evening. Snow after
midnight. Snow accumulation up to 1 inch. Lows 15 to 21. West
winds 20 to 30 mph decreasing to 15 to 20 mph early in the
morning. Chance of snow 80 percent.
.SATURDAY...Colder, snow. Snow accumulation of 2 to 5 inches.
Highs 19 to 27. West winds around 15 mph early in the morning
becoming north around 15 mph in the afternoon. Chance of snow
90 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely in the
evening, then chance of snow after midnight. Snow accumulation up
to 1 inch. Total snow accumulation 2 to 7 inches. Lows 5 to 11.
North winds around 15 mph shifting to the west after midnight.
Chance of snow 60 percent.
.SUNDAY...Breezy. Partly cloudy. Highs 17 to 25. West winds 15 to
25 mph.
.SUNDAY NIGHT...Windy. Partly cloudy in the evening, then mostly
cloudy with chance of snow after midnight. 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. Light snow
accumulations. Highs 22 to 32. 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.
.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.

$$

WYZ007-161100-
Owl Creek and Bridger Mountains-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Partly cloudy. Highs 37 to 47. Southwest
winds around 15 mph with gusts to around 30 mph.
.TONIGHT...Mostly cloudy. Chance of snow after midnight. Snow
early in the morning. Snow accumulation up to 1 inch. Lows around
24. Southwest winds around 15 mph shifting to the north early in
the morning. Chance of snow 80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 3 to
5 inches. Highs 26 to 32. North winds 15 to 25 mph. Chance of
snow 90 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow in the evening,
then chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 4 to 8 inches. Lows 11 to 17.
Northwest winds 15 to 25 mph. Chance of snow 80 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.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.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.

$$

WYZ008-161100-
Bighorn Mountains West-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 38 to 44.
North winds 15 to 20 mph with gusts to around 45 mph.
.TONIGHT...Partly cloudy early in the evening then becoming
cloudy. Chance of snow late in the evening. Snow after midnight.
Snow accumulation around 1 inch. Lows 18 to 26. Northeast winds
around 15 mph shifting to the west after midnight. Chance of snow
90 percent.
.SATURDAY...Colder, snow. Snow accumulation of 4 to 6 inches.
Highs 22 to 30. Northeast winds around 15 mph in the afternoon.
Chance of snow near 100 percent.
.SATURDAY NIGHT...Colder, cloudy. Snow in the evening, then
chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 6 to 9 inches. Lows 8 to 16.
East winds around 15 mph in the evening becoming southwest around
15 mph early in the morning. Chance of snow 80 percent.
.SUNDAY...Breezy. Mostly cloudy in the morning then clearing.
Highs 20 to 26. Southwest winds 15 to 20 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. 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.
.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.

$$

WYZ009-161100-
Bighorn Mountains Southeast-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Breezy. Mostly sunny. Highs 40 to 50. West
winds 15 to 25 mph with gusts to around 50 mph.
.TONIGHT...Breezy. Partly cloudy early in the evening then
becoming cloudy. Snow after midnight. Snow accumulation around
1 inch. Lows 18 to 24. West winds 15 to 25 mph. Chance of snow
90 percent.
.SATURDAY...Colder, snow. Snow accumulation of 4 to 6 inches.
Highs 22 to 28. Northeast winds around 15 mph in the afternoon.
Chance of snow near 100 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow in the evening,
then chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 6 to 9 inches. Lows 8 to 14.
North winds 15 to 20 mph shifting to the west early in the
morning. Chance of snow 80 percent.
.SUNDAY...Breezy. Mostly cloudy in the morning then clearing.
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.
.MONDAY NIGHT...Partly cloudy. Lows 17 to 23.
.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.

$$

WYZ012-161100-
Teton and Gros Ventre Mountains-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO
5 PM MST SATURDAY...

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 27 to 33.
Southwest winds 15 to 20 mph with gusts to around 55 mph.
.TONIGHT...Breezy, cloudy. Chance of snow late in the evening.
Snow after midnight. Snow accumulation of 1 to 2 inches. Lows
15 to 21. Southwest winds 15 to 20 mph. Chance of snow
80 percent.
.SATURDAY...Snow. Snow accumulation of 2 to 3 inches. Highs 20 to
26. Southwest winds around 15 mph early in the morning becoming
northwest around 15 mph in the afternoon. Chance of snow
80 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely early in
the evening, then chance of snow in the late evening and
overnight. Snow accumulation up to 1 inch. Total snow
accumulation 3 to 6 inches. Lows 5 to 11. North winds 15 to
20 mph. Chance of snow 60 percent.
.SUNDAY...Breezy. Partly cloudy. Highs 16 to 22. West winds 15 to
25 mph.
.SUNDAY NIGHT...Breezy, cloudy. Isolated snow showers in the
evening, then chance of snow after midnight. Snow accumulation
around 1 inch. Lows 8 to 14. West winds 15 to 25 mph. Chance of
snow 50 percent.
.MONDAY...Windy. Snow likely. Light snow accumulations. Highs
21 to 27. 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. 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.

$$

WYZ014-161100-
Wind River Mountains West-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 34 to 40.
Northwest winds 15 to 20 mph with gusts to around 50 mph.
.TONIGHT...Breezy. Partly cloudy in the evening, then mostly
cloudy with chance of snow late in the evening. Cloudy with snow
after midnight. Snow accumulation of 1 to 2 inches. Lows 14 to
20. West winds 15 to 20 mph. Chance of snow 80 percent.
.SATURDAY...Snow. Snow accumulation of 2 to 4 inches. Highs 20 to
28. Southwest winds around 15 mph in the morning becoming north
around 15 mph late in the afternoon. Chance of snow 90 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow in the evening,
then chance of snow after midnight. Snow accumulation of 1 to
2 inches. Total snow accumulation 4 to 8 inches. Lows 5 to 11.
North winds 15 to 20 mph. Chance of snow 80 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. 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.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 30 percent chance of snow showers. Lows 15 to 21.
.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.

$$

WYZ015-161100-
Wind River Mountains East-
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 38 to 46. West
winds 25 to 35 mph with gusts to around 75 mph.
.TONIGHT...Windy. Partly cloudy in the evening, then cloudy with
chance of snow late in the evening. Cloudy with snow after
midnight. Snow accumulation up to 1 inch. Lows 15 to 23. West
winds 25 to 35 mph. Chance of snow 80 percent.
.SATURDAY...Breezy, colder, snow. Snow accumulation of 3 to
5 inches. Highs 20 to 28. West winds 15 to 20 mph shifting to the
north in the afternoon. Chance of snow near 100 percent.
.SATURDAY NIGHT...Colder, cloudy. Snow in the evening, then
chance of snow after midnight. Snow accumulation of 2 to
3 inches. Total snow accumulation 5 to 9 inches. Lows 5 to 13.
Northeast winds around 15 mph shifting to the west early in the
morning. Chance of snow 90 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.
.MONDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance of
snow showers. Lows 16 to 24.
.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.

$$

WYZ019-161100-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
324 PM MST Fri Dec 15 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM SATURDAY TO 5 AM
MST SUNDAY...

.LATE THIS AFTERNOON...Windy. Partly cloudy. Highs 35 to 41.
Southwest winds 25 to 35 mph with gusts to around 65 mph.
.TONIGHT...Windy. Partly cloudy early in the evening then
becoming mostly cloudy. Slight chance of snow after midnight.
Snow early in the morning. Little or no snow accumulation. Lows
20 to 26. Southwest winds 25 to 35 mph decreasing to 15 to 25 mph
early in the morning. Chance of snow 80 percent.
.SATURDAY...Breezy, snow. Snow accumulation of 2 to 3 inches.
Highs 28 to 34. West winds 15 to 25 mph shifting to the north
late in the afternoon. Chance of snow 90 percent.
.SATURDAY NIGHT...Windy, colder, cloudy. Areas of blowing snow
until early morning. Snow in the evening, then chance of snow
after midnight. Snow accumulation of 1 to 2 inches. Total snow
accumulation 3 to 5 inches. Lows 8 to 14. Northeast winds 20 to
30 mph shifting to the north 15 to 20 mph early in the morning.
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.
Northwest winds around 15 mph shifting to the southwest in the
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.
.MONDAY NIGHT...Breezy. Partly cloudy. Lows 17 to 23.
.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.

$$

WYZ024-161100-
Salt River and Wyoming Ranges-
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Partly cloudy. Highs 34 to 40. Southwest
winds around 15 mph with gusts to around 35 mph.
.TONIGHT...Cloudy. Chance of snow late in the evening. Snow after
midnight. Snow accumulation of 1 to 2 inches. Lows 16 to 22.
Southwest winds around 15 mph. Chance of snow 80 percent.
.SATURDAY...Snow likely. Snow accumulation of 1 to 2 inches.
Highs 23 to 29. Northwest winds around 15 mph. Chance of snow
70 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow likely early in
the evening, then chance of snow in the late evening and
overnight. Snow accumulation up to 1 inch. Total snow
accumulation 2 to 5 inches. Lows 8 to 14. Northwest winds 15 to
20 mph. Chance of snow 60 percent.
.SUNDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 19 to 25. Northwest 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.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows 16 to 22.
.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.

$$

WYZ030-161100-
East Sweetwater County-
Including the city of Wamsutter
324 PM MST Fri Dec 15 2017

.LATE THIS AFTERNOON...Breezy. Partly cloudy. Highs 39 to 43.
Southwest winds 15 to 20 mph with gusts to around 45 mph.
.TONIGHT...Breezy. Mostly cloudy, then snow likely early in the
morning. Little or no snow accumulation. Lows around 22.
Southwest winds 15 to 20 mph. Chance of snow 60 percent.
.SATURDAY...Snow likely. Snow accumulation up to 1 inch. Highs
32 to 36. West winds around 15 mph. Chance of snow 70 percent.
.SATURDAY NIGHT...Breezy, colder, cloudy. Snow in the evening,
then chance of snow after midnight. Snow accumulation around
1 inch. Total snow accumulation 1 to 2 inches. Lows 11 to 15.
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 in the lower to mid 30s.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 22.
.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.

$$





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