Zone Forecast Product
Issued by NWS Riverton, WY

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FPUS55 KRIW 171928
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1227 PM MST Sat Feb 17 2018

WYZ020-172300-
Natrona County Lower Elevations-
Including the city of Casper
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Very windy. Partly cloudy early in the afternoon
then becoming mostly cloudy. Highs 38 to 42. Southwest winds
30 to 40 mph. Gusts up to 55 mph late in the afternoon.
.TONIGHT...Very windy. Mostly cloudy. Snow showers likely early
in the morning. Patchy blowing snow early in the morning. Little
or no snow accumulation. Lows 26 to 31. Southwest winds 30 to
40 mph with gusts to around 55 mph. Chance of snow 60 percent.
.SUNDAY...Breezy. Snow showers. Patchy blowing snow in the
afternoon. Snow accumulation of 3 to 4 inches. Highs 28 to 33.
West winds 15 to 25 mph shifting to the north around 15 mph in
the late morning and afternoon. Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Patchy blowing snow.
Snow accumulation of 3 to 5 inches. Lows 1 below to 4 above zero.
Northeast winds around 15 mph. Chance of snow near 100 percent.
Wind chill readings 11 below to 21 below zero.
.WASHINGTONS BIRTHDAY...Much colder. Snow showers. Snow
accumulation of 1 to 2 inches. Total snow accumulation 7 to
11 inches. Highs 5 to 9. Northeast winds around 15 mph. Chance of
snow 90 percent. Wind chill readings 10 below to 20 below zero.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 7 below to 11 below zero. Wind chill readings 22 below to
32 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 7 to 11. Lowest wind chill readings 18 below to
28 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows 4 below to 8 below zero.
Wind chill readings 20 below to 30 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs 19 to 23. Lowest
wind chill readings 19 below to 29 below zero in the morning.
.WEDNESDAY NIGHT...Breezy. Not as cold. Mostly clear. Lows 6 to
10.
.THURSDAY...Breezy. Mostly sunny. Highs near 30.
.THURSDAY NIGHT...Partly cloudy. Lows 7 to 11.
.FRIDAY...Partly cloudy. Highs in the lower to mid 30s.

$$

WYZ017-172300-
Wind River Basin-
Including the cities of Riverton and Shoshoni
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Windy. Partly cloudy. Highs 37 to 41. Southwest
winds 20 to 30 mph.
.TONIGHT...Windy. Partly cloudy until early morning, then mostly
cloudy with a 40 percent chance of snow showers early in the
morning. Lows 26 to 31. West winds 25 to 35 mph. Gusts up to
50 mph in the evening.
.SUNDAY...Breezy, cloudy. Chance of snow showers early in the
morning, then snow showers in the late morning and afternoon.
Snow accumulation of 1 to 2 inches. Highs 29 to 33. West winds
15 to 20 mph early in the morning becoming north around 15 mph in
the afternoon. Chance of snow 90 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
2 to 3 inches. Lows 1 below to 4 above zero. Northeast winds
around 15 mph in the evening. Chance of snow near 100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
around 1 inch. Total snow accumulation 4 to 6 inches. Highs 8 to
12. Chance of snow 80 percent.
.MONDAY NIGHT...Colder. Cloudy with a 20 percent chance of snow.
Lows 8 below to 13 below zero. Wind chill readings 22 below to
32 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 8 to 12. Lowest wind chill readings 21 below to
31 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
9 below to 14 below zero.
.WEDNESDAY...Mostly sunny. Highs around 20. Lowest wind chill
readings 24 below to 34 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear. Lows zero to
5 above.
.THURSDAY...Mostly sunny. Highs in the mid to upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 6 to 11.
.FRIDAY...Partly cloudy. Highs around 30.

$$

WYZ018-172300-
Lander Foothills-
Including the city of Lander
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Breezy. Partly cloudy. Highs around 41.
Southwest winds 15 to 25 mph with gusts to around 40 mph.
.TONIGHT...Very windy. Partly cloudy with a 40 percent chance of
snow showers. Patchy blowing snow in the late evening and
overnight. Lows around 31. Southwest winds 30 to 40 mph with
gusts to around 55 mph.
.SUNDAY...Cloudy. Chance of snow showers early in the morning,
then snow showers in the late morning and afternoon. Snow
accumulation of 1 to 2 inches. Highs around 32. West winds around
15 mph shifting to the north late in the afternoon. Chance of
snow 90 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation
around 3 inches. Lows 4 to 9. Chance of snow 90 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
around 1 inch. Total snow accumulation 5 to 6 inches. Highs
around 12. Chance of snow 90 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 5 below to 10 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 11. Lowest wind chill readings 19 below to
29 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
4 below to 9 below zero.
.WEDNESDAY...Mostly sunny. Highs in the lower 20s. Lowest wind
chill readings 19 below to 29 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear. Lows 3 to 8.
.THURSDAY...Mostly sunny. Highs in the upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 9 to 13.
.FRIDAY...Partly cloudy. Highs in the lower 30s.

$$

WYZ028-172300-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Windy. Partly cloudy early in the afternoon then
becoming mostly cloudy. Highs 40 to 44. West winds 20 to 30 mph.
.TONIGHT...Breezy. Partly cloudy until early morning, then mostly
cloudy with a 30 percent chance of snow showers early in the
morning. Patchy blowing snow early in the morning. Lows 29 to 33.
Southwest winds 15 to 25 mph.
.SUNDAY...Breezy. Mostly cloudy. Chance of snow showers until
late afternoon, then snow showers late in the afternoon. Patchy
blowing snow through the day. Snow accumulation around 1 inch.
Highs 33 to 38. West winds 15 to 25 mph. Chance of snow
80 percent.
.SUNDAY NIGHT...Breezy, colder. Patchy blowing snow in the
evening. Snow showers. Snow accumulation of 2 to 3 inches. Lows
around 13. West winds 15 to 20 mph. Chance of snow 90 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
of 1 to 2 inches. Total snow accumulation 4 to 6 inches. Highs
19 to 23. Chance of snow 80 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 3 below to 1 above zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 16. Wind chill readings 10 below to 20 below
zero.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 8 below to 13 below
zero. Wind chill readings 22 below to 32 below zero.
.WEDNESDAY...Mostly sunny. Highs in the lower 20s. Lowest wind
chill readings 22 below to 32 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear. Lows 1 below to 3 above zero.
.THURSDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs near 30.
.THURSDAY NIGHT...Partly cloudy. Lows around 10.
.FRIDAY...Partly cloudy. Highs in the lower to mid 30s.

$$

WYZ013-172300-
Jackson Hole-
Including the city of Jackson
1227 PM MST Sat Feb 17 2018

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST SUNDAY...

.REST OF TODAY...Breezy. Snow showers. Areas of blowing snow.
Snow may be heavy at times late in the afternoon. New snow
accumulation around 2 inches. Highs 29 to 33. Southwest winds
15 to 25 mph. Chance of snow 80 percent.
.TONIGHT...Windy. Snow showers. Areas of blowing snow. Snow may
be heavy at times in the evening. Snow accumulation of 5 to
6 inches. Lows 20 to 24. Southwest winds 20 to 30 mph decreasing
to 15 to 20 mph early in the morning. Chance of snow near
100 percent.
.SUNDAY...Snow showers. Snow accumulation of 3 to 4 inches. Highs
22 to 26. Southwest winds around 15 mph. Chance of snow
90 percent.
.SUNDAY NIGHT...Colder. Snow showers likely. Snow accumulation up
to 1 inch. Total snow accumulation 11 to 14 inches. Lows 5 to 10.
Southwest winds around 15 mph in the evening. Chance of snow
60 percent.
.WASHINGTONS BIRTHDAY...Cloudy with a 40 percent chance of snow
showers. Highs 16 to 20.
.MONDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance of
snow. Lows 4 below to 1 above zero.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow. Highs
12 to 16. Lowest wind chill readings 13 below to 23 below zero in
the morning.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 4 below to 9 below zero. Wind chill readings 20 below to
30 below zero.
.WEDNESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 15 to 19. Lowest wind chill readings 21 below to
31 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 1 below to 4 above zero.
.THURSDAY...Mostly cloudy with a 30 percent chance of snow. Highs
in the 20s.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 5 to 10.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
in the mid to upper 20s.

$$

WYZ003-172300-
Cody Foothills-
Including the cities of Cody and Meeteetse
1227 PM MST Sat Feb 17 2018

...HIGH WIND WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON THROUGH
LATE TONIGHT...

.REST OF TODAY...Windy. Mostly cloudy with a 30 percent chance of
snow showers. Patchy blowing snow late in the afternoon. Highs
34 to 38. South winds 20 to 30 mph.
.TONIGHT...Windy. Mostly cloudy with a 50 percent chance of snow
showers. Areas of blowing snow. Snow accumulation around 1 inch.
Lows 14 to 19. West winds 25 to 35 mph with gusts to around
50 mph.
.SUNDAY...Colder. Snow showers. Patchy blowing snow in the
afternoon. Snow accumulation of 1 to 2 inches. Highs 15 to 20.
Northwest winds around 15 mph early in the morning becoming north
around 15 mph in the afternoon. Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Patchy blowing snow.
Snow accumulation around 1 inch. Total snow accumulation 3 to
4 inches. Lows 5 below to 10 below zero. North winds around
15 mph. Chance of snow 80 percent. Wind chill readings 22 below
to 32 below zero.
.WASHINGTONS BIRTHDAY...Colder, cloudy. Chance of snow showers in
the morning, then snow showers likely in the afternoon. Little or
no snow accumulation. Highs 1 to 5. North winds around 15 mph in
the morning. Chance of snow 60 percent. Lowest wind chill
readings 20 below to 30 below zero in the morning.
.MONDAY NIGHT...Cloudy with a 20 percent chance of snow. Lows
9 below to 14 below zero. Wind chill readings 25 below to
35 below zero.
.TUESDAY...Partly cloudy. Highs around 7. Lowest wind chill
readings 22 below to 32 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows 5 below to 9 below zero.
Wind chill readings 20 below to 30 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs around 19. Lowest
wind chill readings 20 below to 30 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 3 to 7.
.THURSDAY...Partly cloudy. Highs in the mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows around 7.
.FRIDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ004-172300-
North Big Horn Basin-
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Breezy, cloudy. Highs around 35. Southeast winds
15 to 20 mph.
.TONIGHT...Breezy. Mostly cloudy with a 30 percent chance of snow
showers. Lows 15 to 20. Southeast winds 15 to 25 mph shifting to
the southwest 15 to 20 mph after midnight, then shifting to the
northwest early in the morning.
.SUNDAY...Breezy, colder. Snow showers. Patchy blowing snow in
the afternoon. Snow accumulation around 1 inch. Highs 17 to 22.
Northwest winds 15 to 20 mph. Chance of snow 80 percent.
.SUNDAY NIGHT...Breezy. Much colder. Snow showers. Areas of
blowing snow. Snow accumulation around 1 inch. Total snow
accumulation around 2 inches. Lows 4 below to 9 below zero.
Northwest winds 15 to 20 mph. Chance of snow 80 percent. Wind
chill readings 20 below to 30 below zero.
.WASHINGTONS BIRTHDAY...Colder. Cloudy with a 40 percent chance
of snow showers. Highs 4 to 8. Northwest winds around 15 mph.
Lowest wind chill readings 20 below to 30 below zero in the
morning.
.MONDAY NIGHT...Colder. Cloudy with a 20 percent chance of snow.
Lows 13 below to 18 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 7. Lowest wind chill readings 30 below to
40 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows 10 below to 15 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs around 18. Lowest
wind chill readings 26 below to 36 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear in the evening then
becoming partly cloudy. Lows 2 below to 3 above zero.
.THURSDAY...Partly cloudy. Highs in the mid 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 3 to 7.
.FRIDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ006-172300-
Southeast Big Horn Basin-
Including the city of Worland
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Breezy. Mostly cloudy. Highs around 35. South
winds 15 to 20 mph.
.TONIGHT...Breezy. Mostly cloudy. Patchy blowing snow after
midnight. A 40 percent chance of snow showers early in the
morning. Lows 20 to 25. Southwest winds 15 to 25 mph.
.SUNDAY...Snow showers. Snow accumulation of 1 to 2 inches. Highs
22 to 27. Northwest winds around 15 mph in the afternoon. Chance
of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Patchy blowing snow.
Snow accumulation of 1 to 2 inches. Lows 3 below to 7 below zero.
Northwest winds around 15 mph. Chance of snow 90 percent. Wind
chill readings 16 below to 26 below zero.
.WASHINGTONS BIRTHDAY...Colder. Snow showers likely. Snow
accumulation around 1 inch. Total snow accumulation 3 to
5 inches. Highs around 6 above. Chance of snow 60 percent. Lowest
wind chill readings 15 below to 25 below zero in the morning.
.MONDAY NIGHT...Colder. Cloudy with a 20 percent chance of snow.
Lows 15 below to 20 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 7. Lowest wind chill readings 29 below to
39 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
15 below to 20 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs around 18. Lowest
wind chill readings 29 below to 39 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear in the evening then
becoming partly cloudy. Lows 1 below to 6 below zero.
.THURSDAY...Partly cloudy. Highs in the mid 20s. Lowest wind
chill readings 11 below to 21 below zero in the morning.
.THURSDAY NIGHT...Partly cloudy. Lows 2 to 6.
.FRIDAY...Mostly sunny. Highs in the upper 20s.

$$

WYZ005-172300-
Southwest Big Horn Basin-
Including the city of Thermopolis
1227 PM MST Sat Feb 17 2018

...HIGH WIND WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON THROUGH
LATE TONIGHT...

.REST OF TODAY...Breezy. Partly cloudy. Highs around 37. South
winds 15 to 20 mph.
.TONIGHT...Windy. Partly cloudy until early morning then becoming
mostly cloudy. A 50 percent chance of snow showers early in the
morning. Little or no snow accumulation. Lows 18 to 23. Southwest
winds 15 to 20 mph increasing to 25 to 35 mph in the late evening
and early morning, then decreasing to 15 to 25 mph early in the
morning.
.SUNDAY...Colder. Snow showers. Snow accumulation around 1 inch.
Highs 20 to 25. North winds around 15 mph in the afternoon.
Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
1 to 2 inches. Lows 1 below to 6 below zero. Chance of snow
90 percent. Wind chill readings 12 below to 22 below zero.
.WASHINGTONS BIRTHDAY...Colder. Snow showers likely. Snow
accumulation up to 1 inch. Total snow accumulation 2 to 4 inches.
Highs around 6 above. Chance of snow 60 percent. Lowest wind
chill readings 12 below to 22 below zero in the morning.
.MONDAY NIGHT...Cloudy with a 30 percent chance of snow. Lows
8 below to 13 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 8. Lowest wind chill readings 16 below to
26 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
10 below to 15 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs around 20. Lowest
wind chill readings 23 below to 33 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear in the evening then
becoming partly cloudy. Lows 1 below to 4 above zero.
.THURSDAY...Partly cloudy. Highs in the mid to upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 5 to 9.
.FRIDAY...Mostly sunny. Highs around 30.

$$

WYZ023-172300-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON
THROUGH SUNDAY AFTERNOON...

.REST OF TODAY...Snow showers. New snow accumulation up to
1 inch. Highs around 34. South winds around 15 mph. Chance of
snow 80 percent.
.TONIGHT...Breezy. Snow showers. Patchy blowing snow after
midnight. Snow accumulation of 3 to 4 inches. Lows 24 to 28.
Southwest winds 15 to 20 mph. Chance of snow 90 percent.
.SUNDAY...Snow showers. Snow may be heavy at times early in the
morning. Snow accumulation around 4 inches. Highs around 27.
Chance of snow 90 percent.
.SUNDAY NIGHT...Colder. Snow showers likely. Snow accumulation up
to 1 inch. Total snow accumulation 7 to 11 inches. Lows 6 to 10.
Chance of snow 70 percent.
.WASHINGTONS BIRTHDAY...Cloudy with a 40 percent chance of snow
showers. Highs around 21.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 1 to 5.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow. Highs
around 17.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 4 below to 9 below
zero.
.WEDNESDAY...Partly cloudy. Highs around 19. Lowest wind chill
readings 13 below to 23 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 2 to 6.
.THURSDAY...Partly cloudy in the morning, then mostly cloudy with
a 30 percent chance of snow in the afternoon. Highs in the upper
20s.
.THURSDAY NIGHT...Mostly cloudy. A 30 percent chance of snow in
the evening. Lows 8 to 12.
.FRIDAY...Mostly cloudy with a 20 percent chance of snow. Highs
in the upper 20s.

$$

WYZ025-172300-
Upper Green River Basin Foothills-
Including the city of Pinedale
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON
THROUGH SUNDAY AFTERNOON...

.REST OF TODAY...Cloudy with snow showers. New snow accumulation
up to 1 inch. Highs 29 to 33. Chance of snow 80 percent.
.TONIGHT...Breezy. Snow showers. Patchy blowing snow after
midnight. Snow accumulation of 2 to 4 inches. Lows 21 to 25.
Southwest winds 15 to 20 mph. Chance of snow 90 percent.
.SUNDAY...Snow showers. Snow accumulation of 2 to 3 inches. Highs
22 to 26. West winds around 15 mph early in the morning becoming
west around 15 mph early in the afternoon. Chance of snow
90 percent.
.SUNDAY NIGHT...Much colder. Cloudy. Snow showers likely in the
evening, then chance of snow showers after midnight. Snow
accumulation around 1 inch. Total snow accumulation 5 to
10 inches. Lows zero to 5 above zero. Chance of snow 70 percent.
.WASHINGTONS BIRTHDAY...Mostly cloudy with a 30 percent chance of
snow showers. Highs around 18.
.MONDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance of
snow. Lows 5 below to 9 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 20 percent chance of snow. Highs around 12. Wind chill
readings 10 below to 20 below zero.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 14 below to 19 below
zero.
.WEDNESDAY...Partly cloudy. Highs around 16. Lowest wind chill
readings 27 below to 37 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 4 below to 9 below zero.
.THURSDAY...Partly cloudy. Highs in the lower 20s. Lowest wind
chill readings 14 below to 24 below zero in the morning.
.THURSDAY NIGHT...Mostly cloudy. A 30 percent chance of snow in
the evening. Lows 1 below to 3 above zero.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs in the mid 20s.

$$

WYZ026-172300-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Breezy. Mostly cloudy with a 30 percent chance
of snow showers. Highs 36 to 41. Southwest winds 15 to 25 mph.
.TONIGHT...Breezy, cloudy. Chance of snow showers in the evening,
then snow showers after midnight. Patchy blowing snow through the
night. Snow accumulation up to 1 inch. Lows 25 to 29. Southwest
winds 15 to 25 mph. Chance of snow 80 percent.
.SUNDAY...Breezy. Snow showers. Patchy blowing snow. Snow
accumulation around 2 inches. Highs 27 to 31. West winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY NIGHT...Breezy. Much colder. Snow showers. Snow
accumulation of 1 to 2 inches. Lows 5 to 10. West winds 15 to
20 mph in the evening. Chance of snow 80 percent.
.WASHINGTONS BIRTHDAY...Cloudy. Snow showers likely in the
morning, then chance of snow showers in the afternoon. Snow
accumulation up to 1 inch. Total snow accumulation 3 to 6 inches.
Highs 18 to 22. Chance of snow 60 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 6 below to 11 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 13 to 17. Lowest wind chill readings 17 below to
27 below zero in the morning.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 15 below to 20 below
zero. Wind chill readings 27 below to 37 below zero.
.WEDNESDAY...Mostly sunny. Highs 18 to 22. Lowest wind chill
readings 30 below to 40 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear. Lows 3 below to
7 below zero.
.THURSDAY...Partly cloudy. Highs in the mid to upper 20s. Lowest
wind chill readings 14 below to 24 below zero in the morning.
.THURSDAY NIGHT...Partly cloudy. Lows 2 to 6.
.FRIDAY...Partly cloudy. Highs near 30.

$$

WYZ010-172300-
Northeast Johnson County-
Including the city of Buffalo
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Mostly cloudy. Highs 35 to 39.
.TONIGHT...Breezy. Mostly cloudy with a 30 percent chance of snow
showers. Patchy blowing snow after midnight. Lows around 18.
Southwest winds 15 to 25 mph shifting to the west 15 to 20 mph
early in the morning.
.SUNDAY...Breezy, colder. Snow showers. Patchy blowing snow in
the morning. Patchy blowing snow late in the afternoon. Snow
accumulation around 2 inches. Highs around 21. North winds 15 to
20 mph. Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Patchy blowing snow in the evening.
Snow showers. Snow accumulation around 2 inches. Lows around
6 below. Northeast winds around 15 mph in the evening. Chance of
snow near 100 percent. Wind chill readings 14 below to 24 below
zero.
.WASHINGTONS BIRTHDAY...Colder. Snow showers likely. Snow
accumulation around 1 inch. Total snow accumulation around
5 inches. Highs around 5 above. North winds around 15 mph. Chance
of snow 60 percent. Lowest wind chill readings 16 below to
26 below zero in the morning.
.MONDAY NIGHT...Cloudy with a 20 percent chance of snow. Lows
around 14 below. Wind chill readings 26 below to 36 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 5. Lowest wind chill readings 22 below to
32 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows 12 below to 16 below zero.
Wind chill readings 25 below to 35 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs around 20. Lowest
wind chill readings 25 below to 35 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear. Lows around 4.
.THURSDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows around 7.
.FRIDAY...Partly cloudy. Highs in the lower 30s.

$$

WYZ011-172300-
Southeast Johnson County-
Including the city of Kaycee
1227 PM MST Sat Feb 17 2018

...HIGH WIND WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON THROUGH
LATE TONIGHT...
...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Breezy. Partly cloudy. Highs around 39. South
winds 15 to 25 mph.
.TONIGHT...Windy. Mostly cloudy. Snow showers likely early in the
morning. Little or no snow accumulation. Lows around 21.
Southwest winds 25 to 35 mph with gusts to around 55 mph becoming
west 15 to 25 mph with gusts to around 40 mph early in the
morning. Chance of snow 60 percent.
.SUNDAY...Colder. Snow showers. Patchy blowing snow in the late
morning and afternoon. Snow accumulation of 2 to 3 inches. Highs
21 to 25. North winds around 15 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Much colder. Patchy blowing snow in the evening.
Snow showers. Snow accumulation of 2 to 3 inches. Lows 3 below to
7 below zero. North winds around 15 mph. Chance of snow near
100 percent. Wind chill readings 14 below to 24 below zero.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
around 1 inch. Total snow accumulation 5 to 7 inches. Highs
around 6 above. North winds around 15 mph. Chance of snow
80 percent. Lowest wind chill readings 15 below to 25 below zero
in the morning.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 11 below to 15 below zero. Wind chill readings 25 below to
35 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 6. Lowest wind chill readings 23 below to
33 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy. Lows 9 below to 14 below zero.
Wind chill readings 26 below to 36 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs in the lower 20s.
Lowest wind chill readings 26 below to 36 below zero in the
morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear. Lows around 7.
.THURSDAY...Mostly sunny. Highs around 30.
.THURSDAY NIGHT...Partly cloudy. Lows around 8.
.FRIDAY...Partly cloudy. Highs in the lower 30s.

$$

WYZ027-172300-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH LATE
SUNDAY NIGHT...

.REST OF TODAY...Windy. Partly cloudy in the afternoon, then
mostly cloudy with a 30 percent chance of snow showers late in
the afternoon. Patchy blowing snow late in the afternoon. Highs
36 to 40. Southwest winds 20 to 30 mph.
.TONIGHT...Very windy. Mostly cloudy with chance of snow showers
until early morning, then mostly cloudy with snow showers likely
early in the morning. Areas of blowing snow through the night.
Snow accumulation up to 1 inch. Lows 26 to 30. Southwest winds
20 to 30 mph increasing to 30 to 40 mph with gusts to around
55 mph in the late evening and overnight. Chance of snow
70 percent.
.SUNDAY...Windy. Snow showers. Areas of blowing snow. Snow
accumulation of 2 to 3 inches. Highs 27 to 31. West winds 20 to
30 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Colder. Snow showers. Snow accumulation of 2 to
3 inches. Total snow accumulation 4 to 7 inches. Lows around
10 above. West winds around 15 mph in the evening. Chance of snow
80 percent.
.WASHINGTONS BIRTHDAY...Snow showers likely. Little or no snow
accumulation. Highs around 21. Chance of snow 60 percent.
.MONDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of
snow. Lows 2 below to 2 above zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 15.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 8 below to 13 below
zero.
.WEDNESDAY...Partly cloudy in the morning then clearing. Highs
18 to 22. Lowest wind chill readings 19 below to 29 below zero in
the morning.
.WEDNESDAY NIGHT...Mostly clear. Lows 1 below to 3 above zero.
.THURSDAY...Partly cloudy. Highs in the upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows around 9.
.FRIDAY...Partly cloudy. Highs around 30.

$$

WYZ016-172300-
Upper Wind River Basin-
Including the city of Dubois
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...

.REST OF TODAY...Windy. Partly cloudy. Chance of snow showers in
the afternoon, then snow showers likely late in the afternoon.
Areas of blowing snow through the day. Little or no new snow
accumulation. Highs 34 to 39. West winds 25 to 35 mph with gusts
to around 50 mph. Chance of snow 60 percent.
.TONIGHT...Very windy. Mostly cloudy with snow showers. Areas of
blowing snow. Snow accumulation of 1 to 2 inches. Lows 20 to 25.
West winds 30 to 40 mph with gusts to around 55 mph decreasing to
20 to 30 mph with gusts to around 45 mph early in the morning.
Chance of snow 80 percent.
.SUNDAY...Breezy. Patchy blowing snow early in the morning. Snow
showers. Snow accumulation of 1 to 2 inches. Highs 23 to 28. West
winds 15 to 20 mph. Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
1 to 2 inches. Lows 2 to 7. West winds around 15 mph in the
evening. Chance of snow near 100 percent.
.WASHINGTONS BIRTHDAY...Colder, cloudy. Snow showers likely in
the morning, then chance of snow showers in the afternoon. Snow
accumulation around 1 inch. Total snow accumulation 4 to
7 inches. Highs 10 to 14. Chance of snow 60 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 3 below to 8 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 10 to 14. Wind chill readings 15 below to 25 below
zero.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
5 below to 10 below zero. Wind chill readings 22 below to
32 below zero.
.WEDNESDAY...Mostly sunny. Highs 18 to 22. Lowest wind chill
readings 24 below to 34 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 1 to 5.
.THURSDAY...Partly cloudy. Highs in the upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows around 8.
.FRIDAY...Partly cloudy. Highs near 30.

$$

WYZ001-172300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1227 PM MST Sat Feb 17 2018

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST SUNDAY...

.REST OF TODAY...Windy. Snow showers. Areas of blowing snow in
the afternoon. Blowing snow late in the afternoon. Snow may be
heavy at times late in the afternoon. New snow accumulation of
2 to 4 inches. Highs 22 to 28. Southwest winds 20 to 30 mph with
gusts to around 45 mph. Chance of snow 90 percent.
.TONIGHT...Windy. Snow showers. Areas of blowing snow early in
the evening. Blowing snow late in the evening, then areas of
blowing snow after midnight. Snow may be heavy at times in the
evening. Snow accumulation of 5 to 8 inches. Lows 9 to 17.
Southwest winds 25 to 35 mph with gusts to around 50 mph becoming
west 15 to 20 mph early in the morning. Chance of snow near
100 percent.
.SUNDAY...Snow showers. Patchy blowing snow in the afternoon.
Snow accumulation of 3 to 4 inches. Highs 14 to 20. Southwest
winds around 15 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Colder. Patchy blowing snow in the evening. Snow
showers. Snow accumulation of 1 to 2 inches. Lows 7 below to
1 above zero. Southwest winds around 15 mph in the evening.
Chance of snow 80 percent.
.WASHINGTONS BIRTHDAY...Cloudy with a 50 percent chance of snow
showers. Snow accumulation up to 1 inch. Total snow accumulation
12 to 21 inches. Highs 7 to 13.
.MONDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance of
snow. Lows 6 below to 14 below zero.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow. Highs
6 to 12. Lowest wind chill readings 27 below to 37 below zero in
the morning.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A 30 percent chance of snow. Lows 7 below to
15 below zero. Wind chill readings 31 below to 41 below zero.
.WEDNESDAY...Partly cloudy. A 20 percent chance of snow in the
morning. Highs 9 to 15. Lowest wind chill readings 31 below to
41 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 30 percent chance of snow. Lows 4 below to
2 above zero. Wind chill readings 17 below to 27 below zero.
.THURSDAY...Mostly cloudy with a 30 percent chance of snow. Highs
16 to 22. Lowest wind chill readings 14 below to 24 below zero in
the morning.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows zero to 6 above. Wind chill readings 10 below to 20 below
zero.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
18 to 24.

$$

WYZ029-172300-
Flaming Gorge-
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Breezy. Partly cloudy. Highs 41 to 46. Southwest
winds 15 to 20 mph.
.TONIGHT...Breezy. Partly cloudy until early morning then
becoming mostly cloudy. Lows 30 to 35. Southwest winds 15 to
25 mph.
.SUNDAY...Breezy. Mostly cloudy. Chance of snow showers until
late afternoon, then snow showers late in the afternoon. Patchy
blowing snow in the late morning and afternoon. Snow accumulation
around 1 inch. Highs 37 to 42. Southwest winds 15 to 25 mph.
Chance of snow 80 percent.
.SUNDAY NIGHT...Breezy, colder. Patchy blowing snow in the
evening. Snow showers. Snow accumulation of 3 to 4 inches. Lows
around 15. West winds 15 to 20 mph in the evening. Chance of snow
near 100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
around 2 inches. Total snow accumulation 6 to 7 inches. Highs
20 to 24. Northwest winds around 15 mph in the morning. Chance of
snow 80 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 1 below to 3 above zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 16 to 20.
.TUESDAY NIGHT...Colder. Mostly cloudy in the evening then
becoming partly cloudy. Lows 4 below to 9 below zero.
.WEDNESDAY...Partly cloudy in the morning then clearing. Highs in
the lower to mid 20s. Lowest wind chill readings 21 below to
31 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear. Lows 1 to 6.
.THURSDAY...Not as cold. Mostly sunny. Highs near 30.
.THURSDAY NIGHT...Partly cloudy. Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs 32 to 37.

$$

WYZ022-172300-
Casper Mountain-
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Very windy. Partly cloudy early in the afternoon
then becoming mostly cloudy. Highs 32 to 38. Southwest winds
30 to 40 mph with gusts to around 55 mph.
.TONIGHT...Very windy. Mostly cloudy. A 50 percent chance of snow
showers early in the morning. Patchy blowing snow early in the
morning. Little or no snow accumulation. Lows 26 to 32. Southwest
winds 35 to 45 mph. Gusts up to 60 mph increasing to 70 mph after
midnight, then decreasing to 65 mph early in the morning.
.SUNDAY...Windy. Chance of snow showers early in the morning,
then snow showers in the late morning and afternoon. Patchy
blowing snow through the day. Snow accumulation of 3 to 4 inches.
Highs 27 to 33. Southwest winds 20 to 30 mph decreasing to 15 to
20 mph late in the afternoon. Chance of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow may be heavy at
times in the evening. Snow accumulation of 6 to 8 inches. Lows
around 6 above. West winds around 15 mph in the evening. Chance
of snow near 100 percent.
.WASHINGTONS BIRTHDAY...Much colder. Snow showers. Snow
accumulation of 3 to 4 inches. Highs around 9 above. Chance of
snow near 100 percent.
.MONDAY NIGHT...Colder. Cloudy with a 50 percent chance of snow.
Lows around 5 below.
.TUESDAY...Mostly cloudy. Highs 6 to 12. Wind chill readings
10 below to 20 below zero.
.TUESDAY NIGHT...Partly cloudy. Lows 6 below to zero. Wind chill
readings 16 below to 26 below zero.
.WEDNESDAY...Breezy. Not as cold. Mostly sunny. Highs 15 to 21.
Lowest wind chill readings 16 below to 26 below zero in the
morning.
.WEDNESDAY NIGHT...Breezy. Mostly clear. Lows 5 to 11.
.THURSDAY...Breezy. Not as cold. Mostly sunny. Highs 24 to 30.
.THURSDAY NIGHT...Breezy. Partly cloudy. Lows around 10.
.FRIDAY...Breezy. Mostly sunny. Highs 25 to 31.

$$

WYZ002-172300-
Absaroka Mountains-
1227 PM MST Sat Feb 17 2018

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST SUNDAY...

.REST OF TODAY...Windy. Snow showers. Blowing snow. Snow may be
heavy at times late in the afternoon. New snow accumulation of
1 to 3 inches. Highs 19 to 29. West winds 25 to 35 mph with gusts
to around 50 mph. Chance of snow 80 percent.
.TONIGHT...Very windy. Snow showers. Blowing snow. Snow may be
heavy at times in the evening. Snow accumulation of 3 to
7 inches. Lows 9 to 15. West winds 30 to 40 mph. Gusts up to
50 mph increasing to 60 mph in the late evening and early
morning, then decreasing to 50 mph early in the morning. Chance
of snow 90 percent.
.SUNDAY...Breezy. Snow showers. Areas of blowing snow. Snow
accumulation of 2 to 4 inches. Highs 11 to 17. West winds 15 to
20 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Colder. Patchy blowing snow in the evening. Snow
showers. Snow accumulation of 1 to 3 inches. Lows 5 below to
1 above zero. West winds around 15 mph in the evening. Chance of
snow 80 percent.
.WASHINGTONS BIRTHDAY...Snow showers likely. Snow accumulation of
1 to 2 inches. Total snow accumulation 8 to 20 inches. Highs 1 to
9. Chance of snow 60 percent. Lowest wind chill readings 11 below
to 21 below zero in the morning.
.MONDAY NIGHT...Mostly cloudy with a 40 percent chance of snow.
Lows 4 below to 10 below zero. Wind chill readings 27 below to
37 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow. Highs 2 to 10. Wind chill
readings 27 below to 37 below zero.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A 30 percent chance of snow. Lows 3 below to
11 below zero. Wind chill readings 33 below to 43 below zero.
.WEDNESDAY...Not as cold. Partly cloudy. Highs 7 to 17. Lowest
wind chill readings 33 below to 43 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 2 below to 6 above zero.
Wind chill readings 19 below to 29 below zero.
.THURSDAY...Partly cloudy with a 30 percent chance of snow. Highs
14 to 22. Wind chill readings 18 below to 28 below zero.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A 30 percent chance of snow. Lows 1 to 7. Wind
chill readings 18 below to 28 below zero.
.FRIDAY...Partly cloudy with a 30 percent chance of snow. Highs
15 to 25. Wind chill readings 16 below to 26 below zero.

$$

WYZ007-172300-
Owl Creek and Bridger Mountains-
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Windy. Partly cloudy. Highs 31 to 37. Southwest
winds 20 to 30 mph.
.TONIGHT...Very windy. Partly cloudy until early morning, then
mostly cloudy with a 50 percent chance of snow showers early in
the morning. Little or no snow accumulation. Lows 16 to 24.
Southwest winds 20 to 30 mph with gusts to around 45 mph
increasing to 30 to 40 mph with gusts to around 55 mph in the
late evening and early morning, then becoming west 20 to 30 mph
early in the morning.
.SUNDAY...Snow showers. Snow accumulation of 1 to 2 inches. Highs
19 to 25. West winds around 15 mph early in the morning becoming
northeast around 15 mph late in the afternoon. Chance of snow
80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
1 to 3 inches. Lows 2 below to 4 above zero. North winds around
15 mph in the evening. Chance of snow near 100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
around 1 inch. Total snow accumulation 3 to 6 inches. Highs 3 to
9. Chance of snow 80 percent.
.MONDAY NIGHT...Cloudy with a 30 percent chance of snow. Lows
2 below to 8 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 4 to 10. Wind chill readings 14 below to 24 below
zero.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
2 below to 8 below zero. Wind chill readings 17 below to 27 below
zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs 15 to 21. Lowest
wind chill readings 17 below to 27 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows around 5.
.THURSDAY...Partly cloudy. Highs 22 to 28.
.THURSDAY NIGHT...Partly cloudy. Lows around 9.
.FRIDAY...Partly cloudy in the morning then clearing. Highs 24 to
30.

$$

WYZ008-172300-
Bighorn Mountains West-
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Breezy, cloudy. Chance of snow showers in the
afternoon, then snow showers likely late in the afternoon. Patchy
blowing snow through the day. Little or no new snow accumulation.
Highs 22 to 32. Southwest winds 15 to 25 mph. Chance of snow
60 percent.
.TONIGHT...Windy. Cloudy with snow showers likely. Areas of
blowing snow through the night. Snow accumulation of 1 to
3 inches. Lows 12 to 22. Southwest winds 20 to 30 mph. Chance of
snow 60 percent.
.SUNDAY...Snow showers. Snow accumulation of 2 to 4 inches. Highs
13 to 23. West winds around 15 mph early in the morning. Chance
of snow 80 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
2 to 3 inches. Lows 5 below to 1 above zero. Chance of snow near
100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers likely. Snow
accumulation of 1 to 2 inches. Total snow accumulation 6 to
12 inches. Highs 1 to 7. Chance of snow 70 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 6 below to 12 below zero. Wind chill readings 29 below to
39 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 2 to 8. Wind chill readings 29 below to 39 below
zero.
.TUESDAY NIGHT...Partly cloudy. Lows 4 below to 10 below zero.
Wind chill readings 33 below to 43 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs 11 to 17. Lowest
wind chill readings 33 below to 43 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 1 to 7. Wind chill readings 16 below to
26 below zero.
.THURSDAY...Not as cold. Partly cloudy. Highs 18 to 26. Wind
chill readings 15 below to 25 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 3 to 9. Wind chill readings
16 below to 26 below zero.
.FRIDAY...Partly cloudy. Highs 19 to 27. Wind chill readings
15 below to 25 below zero.

$$

WYZ009-172300-
Bighorn Mountains Southeast-
1227 PM MST Sat Feb 17 2018

.REST OF TODAY...Windy. Mostly cloudy with a 30 percent chance of
snow showers. Patchy blowing snow. Highs 24 to 34. Southwest
winds 25 to 35 mph.
.TONIGHT...Windy, cloudy. Chance of snow showers in the evening,
then snow showers likely after midnight. Areas of blowing snow
through the night. Snow accumulation of 1 to 2 inches. Lows 14 to
22. West winds 25 to 35 mph with gusts to around 50 mph. Chance
of snow 70 percent.
.SUNDAY...Breezy. Patchy blowing snow early in the morning. Snow
showers. Snow accumulation of 3 to 4 inches. Highs 14 to 24. West
winds 15 to 20 mph early in the morning becoming east around
15 mph late in the afternoon. Chance of snow 90 percent.
.SUNDAY NIGHT...Much colder. Snow showers. Snow accumulation of
2 to 3 inches. Lows 1 below to 7 below zero. Northeast winds
around 15 mph in the evening. Chance of snow near 100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
of 1 to 2 inches. Total snow accumulation 7 to 11 inches. Highs
1 to 7. Chance of snow 80 percent. Wind chill readings 11 below
to 21 below zero.
.MONDAY NIGHT...Cloudy with a 30 percent chance of snow. Lows
6 below to 12 below zero. Wind chill readings 28 below to
38 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 2 to 8. Wind chill readings 28 below to 38 below
zero.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
4 below to 10 below zero. Wind chill readings 31 below to
41 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs 12 to 18. Lowest
wind chill readings 31 below to 41 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 3 to 9. Wind chill readings 15 below to
25 below zero.
.THURSDAY...Not as cold. Mostly sunny in the morning then
becoming partly cloudy. Highs 21 to 27. Wind chill readings
13 below to 23 below zero.
.THURSDAY NIGHT...Partly cloudy. Lows 4 to 10. Wind chill
readings 14 below to 24 below zero.
.FRIDAY...Partly cloudy. Highs 21 to 29. Wind chill readings
14 below to 24 below zero.

$$

WYZ012-172300-
Teton and Gros Ventre Mountains-
1227 PM MST Sat Feb 17 2018

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST SUNDAY...

.REST OF TODAY...Windy. Snow showers. Areas of blowing snow. Snow
may be heavy at times late in the afternoon. New snow
accumulation of 2 to 4 inches. Highs 22 to 28. Southwest winds
20 to 30 mph. Chance of snow 80 percent.
.TONIGHT...Windy. Snow showers. Areas of blowing snow early in
the evening. Blowing snow in the late evening and early morning,
then areas of blowing snow early in the morning. Snow may be
heavy at times. Snow accumulation of 7 to 9 inches. Lows 13 to
19. Southwest winds 25 to 35 mph becoming west 15 to 25 mph early
in the morning. Chance of snow near 100 percent.
.SUNDAY...Breezy. Snow showers. Patchy blowing snow. Snow may be
heavy at times in the morning. Snow accumulation of 4 to
6 inches. Highs 14 to 20. Southwest winds 15 to 20 mph. Chance of
snow near 100 percent.
.SUNDAY NIGHT...Colder. Patchy blowing snow in the evening. Snow
showers. Snow accumulation of 1 to 2 inches. Lows 1 to 7.
Southwest winds around 15 mph in the evening. Chance of snow
80 percent.
.WASHINGTONS BIRTHDAY...Cloudy. Snow showers likely in the
morning, then chance of snow showers in the afternoon. Snow
accumulation up to 1 inch. Total snow accumulation 15 to
23 inches. Highs 9 to 15. Chance of snow 60 percent.
.MONDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance of
snow. Lows 6 below to zero. Wind chill readings 19 below to
29 below zero.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow. Highs
4 to 12. Wind chill readings 21 below to 31 below zero.
.TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 3 below to 11 below zero. Wind chill readings 25 below to
35 below zero.
.WEDNESDAY...Mostly cloudy with a 20 percent chance of snow in
the morning, then partly cloudy in the afternoon. Highs 8 to 16.
Lowest wind chill readings 25 below to 35 below zero in the
morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 4 below to 4 above zero.
Wind chill readings 17 below to 27 below zero.
.THURSDAY...Not as cold. Mostly cloudy with a 30 percent chance
of snow. Highs 15 to 23. Lowest wind chill readings 17 below to
27 below zero in the morning.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of snow.
Lows 1 to 7. Wind chill readings 12 below to 22 below zero.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
17 to 25. Wind chill readings 10 below to 20 below zero.

$$

WYZ014-172300-
Wind River Mountains West-
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON
THROUGH SUNDAY AFTERNOON...

.REST OF TODAY...Windy. Snow showers. Areas of blowing snow in
the afternoon. Blowing snow late in the afternoon. New snow
accumulation up to 2 inches. Highs 19 to 29. Southwest winds
20 to 30 mph with gusts to around 45 mph. Chance of snow
80 percent.
.TONIGHT...Windy. Snow showers. Blowing snow. Snow may be heavy
at times after midnight. Snow accumulation of 3 to 7 inches. Lows
12 to 22. Southwest winds 25 to 35 mph with gusts to around
50 mph. Chance of snow 90 percent.
.SUNDAY...Breezy. Snow showers. Areas of blowing snow. Snow
accumulation of 4 to 5 inches. Highs 13 to 23. West winds 15 to
25 mph. Chance of snow 90 percent.
.SUNDAY NIGHT...Breezy, colder. Patchy blowing snow in the
evening. Snow showers. Snow accumulation of 1 to 3 inches. Lows
2 below to 6 above zero. West winds 15 to 20 mph in the evening.
Chance of snow 80 percent.
.WASHINGTONS BIRTHDAY...Snow showers. Snow accumulation of 1 to
2 inches. Total snow accumulation 9 to 20 inches. Highs 6 to 14.
Chance of snow 80 percent.
.MONDAY NIGHT...Colder. Mostly cloudy with a 40 percent chance of
snow. Lows 4 below to 10 below zero. Wind chill readings 27 below
to 37 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow. Highs 1 to 11. Wind chill
readings 29 below to 39 below zero.
.TUESDAY NIGHT...Partly cloudy. Lows 7 below to 15 below zero.
Wind chill readings 35 below to 45 below zero.
.WEDNESDAY...Mostly sunny. Highs 6 to 16. Lowest wind chill
readings 35 below to 45 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 5 below to 1 above zero. Wind chill readings
22 below to 32 below zero.
.THURSDAY...Not as cold. Partly cloudy. A 20 percent chance of
snow in the afternoon. Highs 13 to 23. Wind chill readings
22 below to 32 below zero.
.THURSDAY NIGHT...Partly cloudy with a 30 percent chance of snow.
Lows zero to 6 above. Wind chill readings 17 below to 27 below
zero.
.FRIDAY...Partly cloudy. Highs 15 to 25. Wind chill readings
17 below to 27 below zero.

$$

WYZ015-172300-
Wind River Mountains East-
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON
THROUGH MONDAY AFTERNOON...

.REST OF TODAY...Very windy. Partly cloudy early in the afternoon
then becoming mostly cloudy. Snow showers. Blowing snow through
the day. New snow accumulation up to 1 inch. Highs 19 to 29. West
winds 35 to 45 mph with gusts to around 60 mph. Chance of snow
80 percent.
.TONIGHT...Very windy. Snow showers. Blowing snow. Snow
accumulation of 2 to 6 inches. Lows 13 to 23. West winds 35 to
45 mph with gusts to around 65 mph. Chance of snow 90 percent.
.SUNDAY...Windy. Snow showers. Blowing snow early in the morning.
Areas of blowing snow in the late morning and afternoon. Snow
accumulation of 3 to 5 inches. Highs 14 to 24. West winds 20 to
30 mph decreasing to 15 to 20 mph in the afternoon. Chance of
snow 90 percent.
.SUNDAY NIGHT...Much colder. Patchy blowing snow in the evening.
Snow showers. Snow accumulation of 2 to 4 inches. Lows 3 below to
5 above zero. West winds around 15 mph in the evening. Chance of
snow 90 percent.
.WASHINGTONS BIRTHDAY...Snow showers. Snow accumulation of 1 to
2 inches. Highs 3 to 11. Chance of snow 90 percent.
.MONDAY NIGHT...Colder. Cloudy with a 50 percent chance of snow.
Lows 3 below to 11 below zero. Wind chill readings 29 below to
39 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow. Highs 1 below to 9 above
zero. Wind chill readings 31 below to 41 below zero.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
4 below to 14 below zero. Wind chill readings 37 below to
47 below zero.
.WEDNESDAY...Not as cold. Mostly sunny. Highs 6 to 16. Lowest
wind chill readings 37 below to 47 below zero in the morning.
.WEDNESDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 3 below to 5 above zero. Wind chill readings
23 below to 33 below zero.
.THURSDAY...Breezy. Not as cold. Partly cloudy. Highs 13 to 23.
Wind chill readings 23 below to 33 below zero.
.THURSDAY NIGHT...Partly cloudy. A 30 percent chance of snow in
the evening. Lows zero to 10 above. Wind chill readings 20 below
to 30 below zero.
.FRIDAY...Partly cloudy. Highs 15 to 25. Wind chill readings
19 below to 29 below zero.

$$

WYZ019-172300-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
1227 PM MST Sat Feb 17 2018

...HIGH WIND WARNING IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WATCH IN EFFECT FROM SUNDAY MORNING THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Very windy. Partly cloudy early in the afternoon
then becoming mostly cloudy. Patchy blowing snow late in the
afternoon. Highs 34 to 40. Southwest winds 30 to 40 mph with
gusts to around 55 mph.
.TONIGHT...Very windy. Mostly cloudy with a 40 percent chance of
snow showers.  and patchy blowing snow through the night. Lows
26 to 32. Southwest winds 35 to 45 mph. Gusts up to 55 mph
increasing to 65 mph in the late evening and early morning, then
decreasing to 60 mph early in the morning.
.SUNDAY...Windy. Snow showers. Areas of blowing snow. Snow
accumulation of 2 to 3 inches. Highs 27 to 33. Southwest winds
20 to 30 mph. Chance of snow near 100 percent.
.SUNDAY NIGHT...Breezy. Much colder. Patchy blowing snow in the
evening. Snow showers. Snow accumulation of 3 to 5 inches. Lows
2 to 8. West winds 15 to 20 mph in the evening. Chance of snow
near 100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
of 1 to 2 inches. Total snow accumulation 6 to 10 inches. Highs
9 to 15. North winds around 15 mph. Chance of snow 90 percent.
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 2 below to 8 below zero. Wind chill readings 20 below to
30 below zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 9 to 15. Lowest wind chill readings 17 below to
27 below zero in the morning.
.TUESDAY NIGHT...Partly cloudy in the evening then clearing. Lows
5 below to 11 below zero. Wind chill readings 25 below to
35 below zero.
.WEDNESDAY...Mostly sunny. Highs 16 to 22. Lowest wind chill
readings 27 below to 37 below zero in the morning.
.WEDNESDAY NIGHT...Breezy. Mostly clear. Lows 2 to 8. Wind chill
readings 10 below to 20 below zero.
.THURSDAY...Breezy. Not as cold. Mostly sunny. Highs 25 to 31.
Lowest wind chill readings 11 below to 21 below zero in the
morning.
.THURSDAY NIGHT...Partly cloudy. Lows 6 to 12.
.FRIDAY...Partly cloudy. Highs 27 to 33.

$$

WYZ024-172300-
Salt River and Wyoming Ranges-
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM 5 PM MST THIS AFTERNOON
THROUGH SUNDAY AFTERNOON...

.REST OF TODAY...Windy. Cloudy with snow showers. Areas of
blowing snow through the day. New snow accumulation up to 1 inch.
Highs 25 to 33. Southwest winds 20 to 30 mph. Chance of snow
80 percent.
.TONIGHT...Windy. Snow showers. Areas of blowing snow. Snow may
be heavy at times after midnight. Snow accumulation of 2 to
6 inches. Lows 18 to 24. West winds 20 to 30 mph. Gusts up to
45 mph in the late evening and overnight. Chance of snow
90 percent.
.SUNDAY...Breezy. Snow showers. Areas of blowing snow. Snow may
be heavy at times in the morning. Snow accumulation of 4 to
7 inches. Highs 19 to 25. West winds 15 to 25 mph. Chance of snow
near 100 percent.
.SUNDAY NIGHT...Colder. Snow showers. Snow accumulation of 1 to
2 inches. Lows 4 to 10. West winds around 15 mph in the evening.
Chance of snow 80 percent.
.WASHINGTONS BIRTHDAY...Mostly cloudy. Snow showers likely in the
morning, then chance of snow showers in the afternoon. Snow
accumulation up to 1 inch. Total snow accumulation 7 to
18 inches. Highs 13 to 19. Chance of snow 60 percent.
.MONDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance of
snow. Lows 3 below to 3 above zero.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of snow. Highs 9 to 15. Wind chill
readings 13 below to 23 below zero.
.TUESDAY NIGHT...Colder. Partly cloudy. Lows 3 below to 11 below
zero.
.WEDNESDAY...Partly cloudy. Highs 12 to 18. Lowest wind chill
readings 23 below to 33 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 2 below to 4 above zero.
Wind chill readings 14 below to 24 below zero.
.THURSDAY...Not as cold. Partly cloudy. Highs 20 to 26. Lowest
wind chill readings 14 below to 24 below zero in the morning.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 4 to 10.
.FRIDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 20 percent chance of snow. Highs 22 to 28.

$$

WYZ030-172300-
East Sweetwater County-
Including the city of Wamsutter
1227 PM MST Sat Feb 17 2018

...WINTER STORM WATCH IN EFFECT FROM SUNDAY AFTERNOON THROUGH
MONDAY AFTERNOON...

.REST OF TODAY...Windy. Partly cloudy. Highs 38 to 42. Southwest
winds 20 to 30 mph with gusts to around 45 mph.
.TONIGHT...Windy. Partly cloudy until early morning, then mostly
cloudy with a 30 percent chance of snow showers early in the
morning. Patchy blowing snow early in the morning. Lows 29 to 33.
Southwest winds 20 to 25 mph increasing to 25 to 35 mph with
gusts to around 50 mph in the late evening and overnight.
.SUNDAY...Windy, cloudy. Chance of snow showers in the morning,
then snow showers in the afternoon. Patchy blowing snow through
the day. Snow accumulation around 1 inch. Highs 34 to 38.
Southwest winds 20 to 30 mph. Gusts up to 45 mph. Chance of snow
90 percent.
.SUNDAY NIGHT...Breezy. Much colder. Patchy blowing snow in the
evening. Snow showers. Snow accumulation of 3 to 4 inches. Lows
10 to 15. West winds 15 to 25 mph. Chance of snow near
100 percent.
.WASHINGTONS BIRTHDAY...Colder. Snow showers. Snow accumulation
of 2 to 3 inches. Total snow accumulation 6 to 8 inches. Highs
16 to 20. North winds around 15 mph in the afternoon. Chance of
snow 90 percent.
.MONDAY NIGHT...Colder. Cloudy with a 40 percent chance of snow.
Lows 4 below to zero. Wind chill readings 13 below to 23 below
zero.
.TUESDAY...Mostly cloudy. Highs 12 to 16. Wind chill readings
14 below to 24 below zero.
.TUESDAY NIGHT...Partly cloudy. Lows 4 below to 9 below zero.
Wind chill readings 24 below to 34 below zero.
.WEDNESDAY...Mostly sunny. Highs 17 to 21. Lowest wind chill
readings 24 below to 34 below zero in the morning.
.WEDNESDAY NIGHT...Not as cold. Mostly clear. Lows around 5.
.THURSDAY...Mostly sunny. Highs in the upper 20s.
.THURSDAY NIGHT...Partly cloudy. Lows 10 to 14.
.FRIDAY...Partly cloudy. Highs in the lower 30s.

$$





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