Zone Forecast Product
Issued by NWS Riverton, WY

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FPUS55 KRIW 161623
ZFPRIW

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

WYZ020-162300-
Natrona County Lower Elevations-
Including the city of Casper
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow late in the
afternoon. New snow accumulation of 2 to 3 inches. Highs 30 to
34. Northeast winds 15 to 20 mph. Chance of snow 90 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow until early
morning. Snow until early morning, then chance of snow early in
the morning. Snow accumulation of 1 to 2 inches. Total snow
accumulation 3 to 7 inches. Lows 14 to 18. North winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY...Partly cloudy early in the morning then clearing. Highs
30 to 34. Southwest winds around 15 mph in the late morning and
afternoon.
.SUNDAY NIGHT...Breezy. Mostly clear in the evening then becoming
partly cloudy. Lows 18 to 22. Southwest winds 15 to 20 mph.
.MONDAY...Breezy. Partly cloudy. Patchy blowing snow in the
morning. Highs 35 to 39. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 19 to 23.
.TUESDAY...Breezy. Mostly sunny in the morning then becoming
partly cloudy. Highs near 40.
.TUESDAY NIGHT...Breezy. Partly cloudy. Patchy blowing snow. Lows
near 30.
.WEDNESDAY...Breezy. Partly cloudy. Patchy blowing snow in the
morning. Chance of snow, possibly mixed with rain in the
afternoon. Highs near 40. Temperatures falling into the lower 20s
in the afternoon. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Breezy. Much colder. Cloudy with a 50 percent
chance of snow. Patchy blowing snow after midnight. Lows 5 to 9.
.THURSDAY...Breezy. Much colder. Patchy blowing snow in the
morning. Mostly cloudy with a 30 percent chance of snow. Highs
13 to 17.
.THURSDAY NIGHT...Partly cloudy. Lows around 1. Wind chill
readings 10 below to 20 below zero.
.FRIDAY...Partly cloudy. Highs 19 to 23. Lowest wind chill
readings 12 below to 22 below zero in the morning.

$$

WYZ017-162300-
Wind River Basin-
Including the cities of Riverton and Shoshoni
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow late in the
afternoon. New snow accumulation of 2 to 3 inches. Highs around
32. North winds 15 to 25 mph in the afternoon. Chance of snow
80 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow 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
6 inches. Lows around 14. North winds 15 to 25 mph shifting to
the northwest around 15 mph early in the morning. Chance of snow
80 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
around 30.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16.
.MONDAY...Partly cloudy. Highs 33 to 37.
.MONDAY NIGHT...Partly cloudy. Lows 17 to 21.
.TUESDAY...Mostly sunny in the morning then becoming 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, possibly mixed with
rain in the afternoon. Highs in the upper 30s. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows around 8.
.THURSDAY...Much colder. Mostly cloudy. A 30 percent chance of
snow in the morning. Highs around 17.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 1 below to 6 below
zero. Wind chill readings 13 below to 23 below zero.
.FRIDAY...Partly cloudy. Highs 18 to 23. Lowest wind chill
readings 15 below to 25 below zero in the morning.

$$

WYZ018-162300-
Lander Foothills-
Including the city of Lander
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. New snow accumulation of 2 to 3 inches.
Highs around 32. North winds around 15 mph in the afternoon.
Chance of snow 90 percent.
.TONIGHT...Cloudy. Snow in the evening, then chance of snow after
midnight. Snow accumulation around 2 inches. Total snow
accumulation 4 to 6 inches. Lows 13 to 17. North winds around
15 mph. Chance of snow 80 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
around 32.
.SUNDAY NIGHT...Partly cloudy. Lows 13 to 17.
.MONDAY...Partly cloudy. Highs around 38.
.MONDAY NIGHT...Partly cloudy. Lows 19 to 23.
.TUESDAY...Partly cloudy. Highs in the lower 40s.
.TUESDAY NIGHT...Partly cloudy. Lows in the 20s.
.WEDNESDAY...Partly cloudy. Chance of snow, possibly mixed with
rain in the afternoon. Highs around 40. Chance of precipitation
30 percent.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow. Lows 8 to 12.
.THURSDAY...Much colder. Cloudy in the morning then becoming
partly cloudy. A 30 percent chance of snow. Highs around 16.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 4 below to 1 above
zero.
.FRIDAY...Partly cloudy. Highs 19 to 23. Lowest wind chill
readings 13 below to 23 below zero in the morning.

$$

WYZ028-162300-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Breezy. Cloudy with snow likely. Patchy blowing
snow early in the afternoon. New snow accumulation up to 1 inch.
Highs around 35. West winds 15 to 20 mph. Chance of snow
60 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow in the evening.
Snow likely in the evening, then chance of snow after midnight.
Snow accumulation around 1 inch. Total snow accumulation 1 to
3 inches. Lows around 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 then becoming partly cloudy
late in the afternoon. Highs 30 to 34. West winds around 15 mph
in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 13 to 17. West winds around
15 mph.
.MONDAY...Mostly cloudy. Highs 35 to 39. West winds around
15 mph.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 23.
.TUESDAY...Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow.
Highs around 40.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow. Lows 7 to 11.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow. Highs 17 to 21.
.THURSDAY NIGHT...Colder. Partly cloudy in the evening then
clearing. Lows 3 below to 2 above zero.
.FRIDAY...Partly cloudy. Highs in the lower to mid 20s. Lowest
wind chill readings 12 below to 22 below zero in the morning.

$$

WYZ013-162300-
Jackson Hole-
Including the city of Jackson
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow in the late morning and afternoon, then
chance of snow late in the afternoon. New 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 80 percent.
.TONIGHT...Mostly cloudy until early morning then becoming partly
cloudy. A 30 percent chance of snow until early morning. Lows
7 to 12. North winds around 15 mph.
.SUNDAY...Partly cloudy. Highs 22 to 26.
.SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 10 to 14.
.MONDAY...Cloudy with a 40 percent chance of snow. Highs around
28.
.MONDAY NIGHT...Cloudy with a 40 percent chance of snow. Lows
19 to 23.
.TUESDAY...Mostly cloudy. A 20 percent chance of snow in the
morning. Highs in the lower 30s.
.TUESDAY NIGHT...Mostly cloudy. Chance of snow in the evening,
then snow likely after midnight. Lows in the lower to mid 20s.
Chance of snow 60 percent.
.WEDNESDAY...Snow likely. Highs around 30. Chance of snow
70 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows 7 to 12.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs around 19.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 2 below to 3 above
zero.
.FRIDAY...Partly cloudy. Highs 17 to 21.

$$

WYZ003-162300-
Cody Foothills-
Including the cities of Cody and Meeteetse
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy. Snow in the late morning and afternoon,
then chance of snow late in the afternoon. Patchy blowing snow
early in the afternoon. New snow accumulation of 1 to 2 inches.
Total snow accumulation 1 to 4 inches. Highs 29 to 33. North
winds 15 to 20 mph. Chance of snow 80 percent.
.TONIGHT...Breezy. Patchy blowing snow early in the evening.
Mostly cloudy with a 30 percent chance of snow until early
morning, then partly cloudy early in the morning. Lows 13 to 17.
Northwest winds 15 to 20 mph until early morning.
.SUNDAY...Mostly sunny until late afternoon then becoming partly
cloudy. Highs 31 to 35.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 20 to 24. Southwest winds around 15 mph.
.MONDAY...Mostly cloudy. Highs 38 to 42. Southwest winds around
15 mph.
.MONDAY NIGHT...Partly cloudy. Lows 23 to 28.
.TUESDAY...Partly cloudy. Highs in the lower to mid 40s.
.TUESDAY NIGHT...Windy. Partly cloudy. Patchy blowing snow after
midnight. Lows 27 to 32.
.WEDNESDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. Patchy blowing snow in the morning. A 40 percent
chance of snow. Highs in the mid 30s to lower 40s.
.WEDNESDAY NIGHT...Breezy. Much colder. Patchy blowing snow in
the evening. Cloudy with a 40 percent chance of snow. Lows 7 to
11.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. Highs 18 to 22.
.THURSDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 5 to 10.
.FRIDAY...Partly cloudy. Highs in the mid to upper 20s.

$$

WYZ004-162300-
North Big Horn Basin-
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Breezy. Snow likely in the late morning and
afternoon, then chance of snow late in the afternoon. Patchy
blowing snow early in the afternoon. New snow accumulation of
1 to 2 inches. Total snow accumulation 1 to 3 inches. Highs
around 35. Northwest winds 15 to 20 mph. Chance of snow
70 percent.
.TONIGHT...Breezy. Patchy blowing snow in the evening. Mostly
cloudy with a 30 percent chance of snow. Lows around 17. West
winds 15 to 20 mph.
.SUNDAY...Partly cloudy. Highs around 33.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 16 to 21.
.MONDAY...Mostly cloudy. Highs around 38.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 19 to 24.
.TUESDAY...Partly cloudy. Highs around 40.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 23 to 28.
.WEDNESDAY...Mostly cloudy with a 40 percent chance of snow.
Highs in the upper 30s.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 30 percent
chance of snow. Patchy blowing snow through the night. Lows
around 9.
.THURSDAY...Breezy, colder. Mostly cloudy in the morning then
becoming partly cloudy. Highs in the lower 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 2 to 7.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the mid 20s.

$$

WYZ006-162300-
Southeast Big Horn Basin-
Including the city of Worland
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow late in the
afternoon. New snow accumulation of 2 to 3 inches. Highs around
34. Northwest winds 15 to 20 mph in the afternoon. Chance of snow
80 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow early in the
evening. Snow likely in the evening, then chance of snow after
midnight. Snow accumulation around 1 inch. Total snow
accumulation 3 to 6 inches. Lows around 15. West winds 15 to
20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
around 32.
.SUNDAY NIGHT...Partly cloudy. Lows 12 to 16.
.MONDAY...Mostly cloudy. Highs around 37.
.MONDAY NIGHT...Partly cloudy. Lows 16 to 20.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs around 40.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 30 percent
chance of snow. Patchy blowing snow. Lows around 10.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow in the morning, then partly cloudy in the afternoon. Highs
in the lower to mid 20s.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 2 below to 3 above
zero.
.FRIDAY...Partly cloudy. Highs in the 20s.

$$

WYZ005-162300-
Southwest Big Horn Basin-
Including the city of Thermopolis
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow early in the
afternoon. New snow accumulation of 2 to 3 inches. Highs around
32. Northwest winds 15 to 20 mph. Chance of snow 80 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow until early
morning. Snow likely in the evening, then chance of snow after
midnight. Snow accumulation around 1 inch. Total snow
accumulation 3 to 6 inches. Lows 11 to 15. West winds 15 to
20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
around 31.
.SUNDAY NIGHT...Partly cloudy. Lows 11 to 16.
.MONDAY...Mostly cloudy. Highs around 37.
.MONDAY NIGHT...Partly cloudy. Lows 16 to 20.
.TUESDAY...Partly cloudy. Highs in the upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow.
Highs in the upper 30s.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 30 percent
chance of snow. Patchy blowing snow. Lows 7 to 11.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow in the morning, then partly cloudy in the afternoon. Highs
around 19.
.THURSDAY NIGHT...Colder. Mostly clear in the evening then
becoming partly cloudy. Lows 2 below to 3 above zero.
.FRIDAY...Partly cloudy. Highs in the lower 20s.

$$

WYZ023-162300-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow in the late morning and afternoon, then
chance of snow late in the afternoon. New snow accumulation
around 1 inch. Total snow accumulation around 2 inches. Highs
around 29. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy with a 30 percent chance of snow. Lows
10 to 14.
.SUNDAY...Partly cloudy. Highs around 26.
.SUNDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a 30 percent chance of snow after midnight. Lows 10 to 14.
.MONDAY...Cloudy with a 40 percent chance of snow. Highs around
29.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 18 to 22.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 30s.
.TUESDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with snow likely after midnight. Lows in the lower to mid 20s.
Chance of snow 70 percent.
.WEDNESDAY...Snow likely. Highs in the lower 30s. Chance of snow
70 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow in the morning, then partly cloudy in the afternoon. Highs
around 19.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 1 below to 6 below
zero.
.FRIDAY...Partly cloudy. Highs in the lower 20s.

$$

WYZ025-162300-
Upper Green River Basin Foothills-
Including the city of Pinedale
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow likely in the late morning and afternoon,
then chance of snow late in the afternoon. New snow accumulation
around 1 inch. Highs around 30. Northwest winds around 15 mph in
the afternoon. Chance of snow 60 percent.
.TONIGHT...Cloudy with a 50 percent chance of snow. Snow
accumulation around 1 inch. Total snow accumulation around
3 inches. Lows 8 to 12. Northwest winds around 15 mph.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
24 to 28.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 9 to 13.
.MONDAY...Mostly cloudy with a 30 percent chance of snow. Highs
around 30.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 15 to 19.
.TUESDAY...Partly cloudy. Highs in the mid 30s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of snow after
midnight. Lows 15 to 19.
.WEDNESDAY...Mostly cloudy. Chance of snow in the morning, then
snow likely in the afternoon. Highs in the lower 30s. Chance of
snow 60 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows 7 to 11.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow in the morning, then partly cloudy in the afternoon. Highs
around 20.
.THURSDAY NIGHT...Colder. Mostly clear in the evening then
becoming partly cloudy. Lows 2 below to 7 below zero.
.FRIDAY...Partly cloudy. Highs in the lower 20s. Lowest wind
chill readings 18 below to 28 below zero in the morning.

$$

WYZ026-162300-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Cloudy. Snow likely in the late morning and
afternoon, then chance of snow late in the afternoon. New snow
accumulation around 1 inch. Highs 30 to 34. Northwest winds
around 15 mph. Chance of snow 60 percent.
.TONIGHT...Breezy. Cloudy with a 50 percent chance of snow.
Patchy blowing snow late in the evening. Snow accumulation around
1 inch. Total snow accumulation 2 to 3 inches. Lows 8 to 12.
Northwest winds 15 to 20 mph.
.SUNDAY...Partly cloudy then becoming mostly sunny early in the
afternoon then becoming partly cloudy. Highs 27 to 31.
.SUNDAY NIGHT...Partly cloudy. Lows 7 to 11.
.MONDAY...Mostly cloudy. Highs 31 to 35.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 11 to 15.
.TUESDAY...Partly cloudy. Highs in the mid to upper 30s.
.TUESDAY NIGHT...Partly cloudy. Lows 13 to 17.
.WEDNESDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs in the mid to upper
30s.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance
of snow. Lows 4 to 9.
.THURSDAY...Colder. Mostly cloudy. A 30 percent chance of snow in
the morning. Highs 18 to 22.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 6 below to 11 below
zero.
.FRIDAY...Partly cloudy. Highs 19 to 24. Lowest wind chill
readings 18 below to 28 below zero in the morning.

$$

WYZ010-162300-
Northeast Johnson County-
Including the city of Buffalo
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow in the late morning and afternoon, then
chance of snow late in the afternoon. New snow accumulation of
1 to 2 inches. Total snow accumulation 1 to 4 inches. Highs
around 34. North winds around 15 mph. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy with a 40 percent chance of snow. Lows
around 17. North winds around 15 mph until early morning.
.SUNDAY...Partly cloudy early in the morning then clearing. Highs
around 37.
.SUNDAY NIGHT...Partly cloudy. Lows around 22.
.MONDAY...Mostly cloudy. Highs around 44.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 20s.
.TUESDAY...Partly cloudy. Highs in the lower 40s.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows around 30.
.WEDNESDAY...Mostly cloudy with a 30 percent chance of snow.
Highs in the lower 40s.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 50 percent
chance of snow. Patchy blowing snow. Lows around 10.
.THURSDAY...Breezy. Much colder. Mostly cloudy. A 20 percent
chance of snow in the morning. Patchy blowing snow in the
morning. Highs around 19.
.THURSDAY NIGHT...Partly cloudy. Lows around 7.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the upper 20s.

$$

WYZ011-162300-
Southeast Johnson County-
Including the city of Kaycee
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. New snow accumulation around
2 inches. Highs around 34. North winds 15 to 20 mph in the
afternoon. Chance of snow 80 percent.
.TONIGHT...Breezy, cloudy. Snow likely in the evening, then
chance of snow after midnight. Snow accumulation around 1 inch.
Total snow accumulation 3 to 5 inches. Lows around 17. North
winds 15 to 20 mph. Chance of snow 60 percent.
.SUNDAY...Partly cloudy early in the morning then clearing. Highs
around 36. Southwest winds around 15 mph early in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows around 21. Southwest winds
around 15 mph after midnight.
.MONDAY...Mostly cloudy. Highs 40 to 44. Southwest winds around
15 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.TUESDAY...Partly cloudy. Highs in the lower 40s.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows around 30.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy
with chance of snow, possibly mixed with rain in the afternoon.
Highs in the mid 40s. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 40 percent
chance of snow. Patchy blowing snow. Lows around 10.
.THURSDAY...Breezy. Much colder. Mostly cloudy. A 20 percent
chance of snow in the morning. Patchy blowing snow in the
morning. Highs around 20.
.THURSDAY NIGHT...Partly cloudy. Lows 2 to 6.
.FRIDAY...Partly cloudy. Highs in the mid 20s to lower 30s.

$$

WYZ027-162300-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Breezy. Cloudy with a 40 percent chance of snow.
Patchy blowing snow late in the morning. Highs 30 to 34.
Northwest winds 15 to 20 mph.
.TONIGHT...Breezy. Patchy blowing snow in the evening. Cloudy
with a 40 percent chance of snow. Lows 10 to 14. Northwest winds
15 to 20 mph until early morning.
.SUNDAY...Partly cloudy then becoming mostly sunny early in the
afternoon then becoming partly cloudy. Highs 26 to 30. West winds
around 15 mph in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 10 to 14. West winds around
15 mph in the evening.
.MONDAY...Mostly cloudy. Highs 30 to 34. West winds around
15 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming 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 40 percent chance of snow. Highs in the mid to upper
30s.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow. Lows 7 to 11.
.THURSDAY...Colder. Mostly cloudy. A 20 percent chance of snow in
the morning. Highs 18 to 22.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows 3 below to 1 above
zero.
.FRIDAY...Partly cloudy. Highs in the lower to mid 20s.

$$

WYZ016-162300-
Upper Wind River Basin-
Including the city of Dubois
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Patchy blowing snow late in the morning. Snow.
New snow accumulation around 2 inches. Highs around 31. Northwest
winds around 15 mph in the late morning and early afternoon.
Chance of snow 80 percent.
.TONIGHT...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 11 to 15. West winds around
15 mph in the evening. Chance of snow 60 percent.
.SUNDAY...Mostly sunny until late afternoon then becoming partly
cloudy. Highs 29 to 34. West winds around 15 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 16 to 20. West winds
15 to 20 mph.
.MONDAY...Breezy. Partly cloudy. Highs 35 to 40. West winds 15 to
20 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.TUESDAY...Breezy. Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.WEDNESDAY...Partly cloudy with a 30 percent chance of snow.
Highs 35 to 40.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows 9 to 13.
.THURSDAY...Colder. Mostly cloudy with a 20 percent chance of
snow in the morning, then partly cloudy in the afternoon. Highs
around 18.
.THURSDAY NIGHT...Colder. Mostly clear in the evening then
becoming partly cloudy. Lows 1 to 5.
.FRIDAY...Not as cold. Partly cloudy. Highs in the mid to upper
20s.

$$

WYZ001-162300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow in the late morning and afternoon, then
chance of snow late in the afternoon. New snow accumulation of
1 to 2 inches. Total snow accumulation 2 to 4 inches. Highs 21 to
27. Northwest winds around 15 mph. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy with a 30 percent chance of snow in the
evening, then partly cloudy after midnight. Lows 2 to 8. North
winds around 15 mph until early morning.
.SUNDAY...Partly cloudy until late afternoon, then mostly cloudy
with a 30 percent chance of snow late in the afternoon. Highs
16 to 22. Southwest winds around 15 mph early in the afternoon.
.SUNDAY NIGHT...Cloudy. Chance of snow in the evening, then snow
likely after midnight. Snow accumulation up to 1 inch. Lows 9 to
15. Southwest winds around 15 mph after midnight. Chance of snow
60 percent.
.MONDAY...Breezy. Cloudy with snow likely. Snow accumulation of
1 to 2 inches. Highs 21 to 27. Southwest winds 15 to 20 mph.
Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy with a 50 percent chance of snow. Light
snow accumulations. Lows 16 to 22.
.TUESDAY...Cloudy with a 30 percent chance of snow. Highs 25 to
31.
.TUESDAY NIGHT...Cloudy. Chance of snow in the evening, then snow
likely after midnight. Lows 17 to 23. Chance of snow 60 percent.
.WEDNESDAY...Snow likely. Highs 24 to 30. Chance of snow
70 percent.
.WEDNESDAY NIGHT...Much colder. Cloudy with a 40 percent chance
of snow. Lows 1 below to 5 above zero. Wind chill readings
11 below to 21 below zero.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 12 to 18. Wind chill readings 13 below to 23 below
zero.
.THURSDAY NIGHT...Partly cloudy. Lows 5 below to 3 above zero.
.FRIDAY...Mostly cloudy. Highs 14 to 20. Lowest wind chill
readings 14 below to 24 below zero in the morning.

$$

WYZ029-162300-
Flaming Gorge-
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow. New snow accumulation around 1 inch. Highs
34 to 38. West winds around 15 mph in the afternoon. Chance of
snow 80 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow in the evening.
Snow in the evening, then chance of snow after midnight. Snow
accumulation of 1 to 2 inches. Total snow accumulation 2 to
3 inches. Lows around 17. 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 then becoming partly cloudy
late in the afternoon. Highs 31 to 36. West winds around 15 mph
in the afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows around 17. West winds around
15 mph in the evening.
.MONDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 36 to 41. West winds around 15 mph.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.TUESDAY...Partly cloudy. Highs 39 to 44.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 20s.
.WEDNESDAY...Partly cloudy with a 40 percent chance of snow.
Highs near 40.
.WEDNESDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance
of snow. Lows around 10.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow. Highs 16 to 21.
.THURSDAY NIGHT...Colder. Partly cloudy in the evening then
clearing. Lows zero to 4 above.
.FRIDAY...Not as cold. Mostly sunny in the morning then becoming
partly cloudy. Highs 24 to 29.

$$

WYZ022-162300-
Casper Mountain-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow late in the
morning. Patchy blowing snow late in the afternoon. New snow
accumulation of 2 to 3 inches. Highs 28 to 34. Southwest winds
15 to 20 mph shifting to the northwest late in the afternoon.
Chance of snow 80 percent.
.TONIGHT...Breezy, snow. Areas of blowing snow. Snow accumulation
of 2 to 3 inches. Total snow accumulation 4 to 8 inches. Lows
14 to 20. North winds 15 to 25 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Partly cloudy with a 20 percent chance of snow
in the morning, then mostly sunny in the afternoon. Highs 25 to
31. Southwest winds 15 to 20 mph in the late morning and
afternoon.
.SUNDAY NIGHT...Breezy. Mostly clear in the evening then becoming
partly cloudy. Patchy blowing snow. Lows 17 to 23. Southwest
winds 15 to 20 mph.
.MONDAY...Breezy. Partly cloudy. Patchy blowing snow. Highs 29 to
35. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Breezy. Partly cloudy. Lows 19 to 25.
.TUESDAY...Breezy. Mostly sunny. Highs 32 to 38.
.TUESDAY NIGHT...Breezy. Mostly clear in the evening then
becoming partly cloudy. Patchy blowing snow. Lows 26 to 32.
.WEDNESDAY...Breezy. Patchy blowing snow in the morning. Partly
cloudy with a 30 percent chance of snow. Highs 35 to 41.
.WEDNESDAY NIGHT...Breezy. Much colder. Mostly cloudy with a
50 percent chance of snow. Patchy blowing snow. Lows 4 to 10.
.THURSDAY...Breezy. Much colder. Patchy blowing snow in the
morning. Mostly cloudy with a 40 percent chance of snow. Highs
8 to 14.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 2 below to 4 above zero.
.FRIDAY...Partly cloudy. Highs 14 to 20. Lowest wind chill
readings 10 below to 20 below zero in the morning.

$$

WYZ002-162300-
Absaroka Mountains-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 2 to 4 inches. Highs 20 to 26. North
winds around 15 mph. Chance of snow 90 percent.
.TONIGHT...Cloudy. Patchy blowing snow in the evening. 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 6 to 12. North winds around 15 mph shifting to the west
early in the morning. Chance of snow 60 percent.
.SUNDAY...Breezy. Partly cloudy then becoming mostly sunny late
in the morning then becoming partly cloudy. Patchy blowing snow
late in the afternoon. Highs 18 to 26. West winds 15 to 20 mph.
.SUNDAY NIGHT...Breezy. Mostly cloudy with a 40 percent chance of
snow. Patchy blowing snow. Lows 13 to 19. West winds 15 to
25 mph.
.MONDAY...Windy. Mostly cloudy with a 40 percent chance of snow.
Patchy blowing snow through the day. Highs 22 to 32. West winds
20 to 30 mph.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 40 percent chance of
snow. Patchy blowing snow through the night. Lows 18 to 24.
.TUESDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. A 30 percent chance of snow. Patchy blowing snow.
Highs 25 to 35.
.TUESDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance
of snow. Patchy blowing snow through the night. Lows 18 to 26.
.WEDNESDAY...Breezy. Snow likely. Patchy blowing snow. Highs
24 to 32. Temperatures falling into the mid teens in the
afternoon. Chance of snow 60 percent.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 50 percent
chance of snow. Patchy blowing snow. Lows 2 to 8. Wind chill
readings 16 below to 26 below zero.
.THURSDAY...Breezy, colder. Patchy blowing snow in the morning.
Mostly cloudy with a 20 percent chance of snow in the morning,
then partly cloudy in the afternoon. Highs 10 to 18. Wind chill
readings 17 below to 27 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 to 7. Wind chill readings
15 below to 25 below zero.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 15 to 23. Wind chill readings 15 below to 25 below
zero.

$$

WYZ007-162300-
Owl Creek and Bridger Mountains-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Areas of blowing snow early in the
afternoon. New snow accumulation of 2 to 4 inches. Highs 26 to
32. North winds 15 to 25 mph. Chance of snow 90 percent.
.TONIGHT...Breezy, 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
8 inches. Lows 12 to 18. Northwest winds 15 to 25 mph. Chance of
snow 80 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
25 to 31.
.SUNDAY NIGHT...Partly cloudy. Lows around 17. Southwest winds
around 15 mph after midnight.
.MONDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 31 to 37. Southwest winds around 15 mph.
.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.
Highs 33 to 39.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 40 percent
chance of snow. Patchy blowing snow. Lows 6 to 12.
.THURSDAY...Breezy, colder. Patchy blowing snow in the morning.
Mostly cloudy with a 30 percent chance of snow in the morning,
then partly cloudy in the afternoon. Highs 13 to 19.
.THURSDAY NIGHT...Partly cloudy. Lows 1 to 7.
.FRIDAY...Partly cloudy. Highs 17 to 23.

$$

WYZ008-162300-
Bighorn Mountains West-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 3 to 4 inches. Highs 22 to 30. East
winds around 15 mph in the afternoon. Chance of snow near
100 percent.
.TONIGHT...Cloudy. Patchy 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 4 to
10 inches. Lows 9 to 17. Northeast winds around 15 mph in the
evening. Chance of snow 80 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
21 to 29.
.SUNDAY NIGHT...Partly cloudy. Lows 15 to 21. West winds around
15 mph after midnight.
.MONDAY...Breezy. Mostly cloudy. Highs 27 to 35. West winds 15 to
20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 16 to 24.
.TUESDAY...Partly cloudy. Highs 29 to 37.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 21 to 29.
.WEDNESDAY...Mostly cloudy with a 30 percent chance of snow.
Highs 28 to 36. Temperatures falling into the upper teens in the
afternoon. Lowest wind chill readings 10 below to 20 below zero
in the afternoon.
.WEDNESDAY NIGHT...Much colder. Cloudy. Snow likely in the
evening, then chance of snow after midnight. Lows 1 to 11. Chance
of snow 60 percent. Wind chill readings 23 below to 33 below
zero.
.THURSDAY...Colder. Mostly cloudy with a 30 percent chance of
snow. Highs 9 to 17. Wind chill readings 22 below to 32 below
zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 below to 7 above zero.
Wind chill readings 22 below to 32 below zero.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs 14 to 20. Wind chill
readings 22 below to 32 below zero.

$$

WYZ009-162300-
Bighorn Mountains Southeast-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 3 to 4 inches. Highs 23 to 29. Northeast
winds around 15 mph in the afternoon. Chance of snow near
100 percent.
.TONIGHT...Cloudy. Patchy blowing snow in the evening. Snow in
the evening, then chance of snow after midnight. Snow
accumulation of 1 to 2 inches. Total snow accumulation 4 to
9 inches. Lows 10 to 16. North winds around 15 mph until early
morning. Chance of snow 80 percent.
.SUNDAY...Partly cloudy then becoming mostly sunny in the late
morning and early afternoon then becoming partly cloudy. Highs
24 to 30. West winds around 15 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy. Near steady temperature
around 20. West winds 15 to 20 mph.
.MONDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Patchy blowing snow. Highs 29 to 37. West winds
15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 24.
.TUESDAY...Breezy. Partly cloudy. Highs 30 to 38.
.TUESDAY NIGHT...Breezy. Partly cloudy. Patchy blowing snow. Lows
24 to 30.
.WEDNESDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 30 percent chance of snow. Patchy blowing snow
through the day. Highs 31 to 39. Temperatures falling into the
mid teens in the afternoon. Lowest wind chill readings 10 below
to 20 below zero in the afternoon.
.WEDNESDAY NIGHT...Breezy. Much colder. Cloudy. Snow likely in
the evening, then chance of snow after midnight. Patchy blowing
snow after midnight. Lows 2 to 10. Chance of snow 60 percent.
Wind chill readings 21 below to 31 below zero.
.THURSDAY...Breezy, colder. Patchy blowing snow in the morning.
Mostly cloudy with a 30 percent chance of snow. Highs 11 to 17.
Wind chill readings 20 below to 30 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 to 7. Wind chill readings
21 below to 31 below zero.
.FRIDAY...Partly cloudy. Highs 15 to 23. Wind chill readings
20 below to 30 below zero.

$$

WYZ012-162300-
Teton and Gros Ventre Mountains-
921 AM MST Sat Dec 16 2017

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

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 1 to 2 inches. Highs 21 to 27. Northwest
winds around 15 mph in the afternoon. Chance of snow 80 percent.
.TONIGHT...Mostly cloudy. Patchy blowing snow early in the
evening. Snow likely in the evening, then chance of snow after
midnight. Snow accumulation up to 1 inch. Total snow accumulation
2 to 5 inches. Lows 6 to 12. North winds around 15 mph. Chance of
snow 60 percent.
.SUNDAY...Partly cloudy. Highs 17 to 23. West winds around 15 mph
late in the afternoon.
.SUNDAY NIGHT...Mostly cloudy with a 40 percent chance of snow.
Lows 9 to 15. West winds around 15 mph.
.MONDAY...Cloudy. Chance of snow in the morning, then snow likely
in the afternoon. Snow accumulation up to 2 inches. Highs 22 to
28. Southwest winds around 15 mph. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy with a 40 percent chance of snow. Lows
17 to 23.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow. Highs
26 to 32.
.TUESDAY NIGHT...Mostly cloudy. Chance of snow in the evening,
then snow likely after midnight. Lows 18 to 24. Chance of snow
70 percent.
.WEDNESDAY...Snow. Highs 23 to 29. Chance of snow 80 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 50 percent chance of
snow. Lows 5 to 11. Wind chill readings 10 below to 20 below
zero.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 14 to 20. Wind chill readings 10 below to 20 below
zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 below to 5 above zero.
Wind chill readings 12 below to 22 below zero.
.FRIDAY...Partly cloudy. Highs 14 to 20. Wind chill readings
12 below to 22 below zero.

$$

WYZ014-162300-
Wind River Mountains West-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 2 to 3 inches. Highs 21 to 29. West
winds around 15 mph shifting to the north late in the afternoon.
Chance of snow 90 percent.
.TONIGHT...Breezy, 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 4 to
7 inches. Lows 6 to 12. North winds 15 to 20 mph. Chance of snow
80 percent.
.SUNDAY...Partly cloudy. Highs 18 to 24. West winds around 15 mph
in the late morning and afternoon.
.SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Lows 8 to 14. West winds around 15 mph.
.MONDAY...Breezy. Mostly cloudy with a 30 percent chance of snow.
Highs 22 to 30. West winds 15 to 20 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 30 percent chance of snow. Lows 14 to 20.
.TUESDAY...Partly cloudy. Highs 25 to 33.
.TUESDAY NIGHT...Partly cloudy. A 30 percent chance of snow after
midnight. Lows 15 to 21.
.WEDNESDAY...Partly cloudy with chance of snow in the morning,
then snow likely in the afternoon. Highs 24 to 32. Temperatures
falling into the mid teens in the afternoon. Chance of snow
60 percent. Lowest wind chill readings 10 below to 20 below zero
in the afternoon.
.WEDNESDAY NIGHT...Colder. Cloudy with a 50 percent chance of
snow. Lows 2 to 8. Wind chill readings 15 below to 25 below zero.
.THURSDAY...Colder. Mostly cloudy in the morning then becoming
partly cloudy. A 30 percent chance of snow. Highs 11 to 17. Wind
chill readings 16 below to 26 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 4 below to 2 above zero.
Wind chill readings 17 below to 27 below zero.
.FRIDAY...Partly cloudy. Highs 14 to 20. Wind chill readings
19 below to 29 below zero.

$$

WYZ015-162300-
Wind River Mountains East-
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Snow. Patchy blowing snow late in the morning.
Patchy blowing snow late in the afternoon. New snow accumulation
of 3 to 4 inches. Highs 20 to 28. West winds around 15 mph late
in the morning becoming northeast around 15 mph late in the
afternoon. Chance of snow near 100 percent.
.TONIGHT...Cloudy. Patchy blowing snow until early morning. 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 6 to 14. Northeast winds around 15 mph shifting to
the west early in the morning. Chance of snow 90 percent.
.SUNDAY...Breezy. Partly cloudy then becoming mostly sunny in the
late morning and early afternoon then becoming partly cloudy.
Patchy blowing snow late in the afternoon. Highs 19 to 29. West
winds 15 to 20 mph.
.SUNDAY NIGHT...Breezy. Partly cloudy.  and patchy blowing snow
through the night. Lows 12 to 18. West winds 15 to 25 mph.
.MONDAY...Breezy. Mostly cloudy with a 30 percent chance of snow.
Patchy blowing snow. Highs 23 to 33. West winds 15 to 25 mph.
.MONDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance of
snow. Patchy blowing snow. Lows 16 to 24.
.TUESDAY...Breezy. Partly cloudy. Patchy blowing snow. Highs
25 to 35.
.TUESDAY NIGHT...Breezy. Partly cloudy. Patchy blowing snow
through the night. A 30 percent chance of snow after midnight.
Lows 17 to 25.
.WEDNESDAY...Breezy. Partly cloudy with chance of snow in the
morning, then mostly cloudy with snow likely in the afternoon.
Patchy blowing snow through the day. Highs 24 to 34. Temperatures
falling into the lower teens in the afternoon. Chance of snow
60 percent. Lowest wind chill readings 12 below to 22 below zero
in the afternoon.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 50 percent
chance of snow. Patchy blowing snow. Lows 2 to 10. Wind chill
readings 16 below to 26 below zero.
.THURSDAY...Breezy, colder. Mostly cloudy in the morning then
becoming partly cloudy. Patchy blowing snow in the morning. A
30 percent chance of snow. Highs 11 to 17. Wind chill readings
16 below to 26 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 1 below to 5 above zero.
Wind chill readings 19 below to 29 below zero.
.FRIDAY...Breezy. Partly cloudy. Patchy blowing snow in the
morning. Highs 14 to 22. Wind chill readings 20 below to 30 below
zero.

$$

WYZ019-162300-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
921 AM MST Sat Dec 16 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy, snow. Patchy blowing snow in the late
morning and early afternoon. Areas of blowing snow late in the
afternoon. New snow accumulation of 1 to 3 inches. Highs 27 to
33. West winds 15 to 20 mph shifting to the north 15 to 25 mph
late in the afternoon. Chance of snow 90 percent.
.TONIGHT...Windy. Cloudy with snow. Areas of blowing snow through
the night. Snow accumulation of 1 to 2 inches. Total snow
accumulation 2 to 6 inches. Lows 10 to 16. North winds 20 to
30 mph. Chance of snow 90 percent.
.SUNDAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly sunny. Highs 25 to 31. Southwest
winds around 15 mph in the late morning and afternoon.
.SUNDAY NIGHT...Breezy. Partly cloudy. Lows 11 to 17. Southwest
winds 15 to 20 mph.
.MONDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Patchy blowing snow in the afternoon. Highs 29 to
35. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 16 to 22.
.TUESDAY...Breezy. Partly cloudy. Patchy blowing snow in the
afternoon. Highs 33 to 39.
.TUESDAY NIGHT...Breezy. Partly cloudy. Patchy blowing snow. Lows
21 to 27.
.WEDNESDAY...Breezy. Patchy blowing snow in the morning. Partly
cloudy with a 30 percent chance of snow. Highs 34 to 40.
Temperatures falling into the lower 20s in the afternoon.
.WEDNESDAY NIGHT...Breezy. Much colder. Mostly cloudy with a
50 percent chance of snow. Patchy blowing snow after midnight.
Lows 3 to 9.
.THURSDAY...Breezy. Much colder. Patchy blowing snow in the
morning. Mostly cloudy with a 30 percent chance of snow. Highs
10 to 16.
.THURSDAY NIGHT...Colder. Partly cloudy in the evening then
clearing. Lows 7 below to 1 above zero. Wind chill readings
20 below to 30 below zero.
.FRIDAY...Partly cloudy. Highs around 17. Lowest wind chill
readings 21 below to 31 below zero in the morning.

$$

WYZ024-162300-
Salt River and Wyoming Ranges-
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow. Patchy blowing snow late in the afternoon.
New snow accumulation of 1 to 2 inches. Highs 24 to 30. Northwest
winds around 15 mph. Chance of snow 80 percent.
.TONIGHT...Breezy, cloudy. Patchy blowing snow in the evening.
Snow likely in the evening, then chance of snow after midnight.
Snow accumulation up to 1 inch. Total snow accumulation 2 to
5 inches. Lows 9 to 15. Northwest winds 15 to 20 mph. Chance of
snow 60 percent.
.SUNDAY...Partly cloudy. Highs 20 to 26. West winds around 15 mph
in the afternoon.
.SUNDAY NIGHT...Partly cloudy in the evening, then mostly cloudy
with a 30 percent chance of snow after midnight. Lows 9 to 15.
West winds around 15 mph.
.MONDAY...Mostly cloudy with a 40 percent chance of snow. Highs
25 to 31. West winds around 15 mph.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 16 to 22.
.TUESDAY...Partly cloudy. Highs 30 to 36.
.TUESDAY NIGHT...Partly cloudy. A 30 percent chance of snow after
midnight. Lows 18 to 24.
.WEDNESDAY...Snow likely. Highs 28 to 34. Chance of snow
70 percent.
.WEDNESDAY NIGHT...Colder. Cloudy with a 40 percent chance of
snow. Lows 9 to 15.
.THURSDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow. Highs 16 to 22.
.THURSDAY NIGHT...Colder. Partly cloudy. Lows zero to 6 above.
.FRIDAY...Partly cloudy. Highs 17 to 23.

$$

WYZ030-162300-
East Sweetwater County-
Including the city of Wamsutter
921 AM MST Sat Dec 16 2017

.REST OF TODAY...Snow. New snow accumulation up to 1 inch. Highs
33 to 37. West winds around 15 mph. Chance of snow 80 percent.
.TONIGHT...Breezy, cloudy. Snow in the evening, then chance of
snow after midnight. Areas of blowing snow through the night.
Snow accumulation around 1 inch. Total snow accumulation 1 to
2 inches. Lows 13 to 17. North winds 15 to 25 mph. Chance of snow
80 percent.
.SUNDAY...Breezy. Mostly cloudy then becoming partly cloudy late
in the morning then becoming mostly sunny. Highs 29 to 33. West
winds 15 to 20 mph in the late morning and afternoon.
.SUNDAY NIGHT...Partly cloudy. Lows 14 to 18. West winds around
15 mph.
.MONDAY...Breezy. Mostly cloudy. Patchy blowing snow in the
afternoon. Highs 33 to 37. West winds 15 to 20 mph.
.MONDAY NIGHT...Partly cloudy. Lows 18 to 22.
.TUESDAY...Breezy. Partly cloudy. Highs near 40.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.WEDNESDAY...Breezy. Partly cloudy with a 40 percent chance of
snow. Highs near 40.
.WEDNESDAY NIGHT...Breezy, colder. Cloudy with a 40 percent
chance of snow. Patchy blowing snow after midnight. Lows 6 to 10.
.THURSDAY...Breezy. Much colder. Mostly cloudy. A 30 percent
chance of snow in the morning. Patchy blowing snow through the
day. Highs 14 to 18.
.THURSDAY NIGHT...Colder. Partly cloudy in the evening then
clearing. Lows 4 below to 1 above zero. Wind chill readings
15 below to 25 below zero.
.FRIDAY...Partly cloudy. Highs 18 to 23. Lowest wind chill
readings 15 below to 25 below zero in the morning.

$$





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