Zone Forecast Product
Issued by NWS Riverton, WY

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FPUS55 KRIW 211715
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1013 AM MST Sun Jan 21 2018

WYZ020-212300-
Natrona County Lower Elevations-
Including the city of Casper
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly cloudy in the late morning and early
afternoon then becoming partly cloudy. Snow likely late in the
morning, then chance of snow late in the morning. New snow
accumulation up to 1 inch. Total snow accumulation 1 to 3 inches.
Highs around 26. North winds around 15 mph in the late morning
and early afternoon. Chance of snow 60 percent.
.TONIGHT...Mostly clear. Lows 4 to 8. Southwest winds around
15 mph early in the morning.
.MONDAY...Breezy. Mostly sunny in the morning then becoming
partly cloudy. Highs 26 to 30. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Mostly cloudy. Lows 6 to 10. Southwest winds
around 15 mph in the evening.
.TUESDAY...Partly cloudy. Highs 26 to 30. Southwest winds around
15 mph in the afternoon.
.TUESDAY NIGHT...Breezy. Mostly clear in the evening then
becoming partly cloudy. Lows 10 to 14.
.WEDNESDAY...Breezy. Not as cold. Partly cloudy. Highs in the mid
to upper 30s.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows in the lower to
mid 20s.
.THURSDAY...Breezy. Partly cloudy. Highs near 40.
.THURSDAY NIGHT...Breezy. Partly cloudy. A 20 percent chance of
snow after midnight. Lows 15 to 19.
.FRIDAY...Colder. Mostly cloudy with a 40 percent chance of snow.
Highs around 30.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow in
the evening, then partly cloudy after midnight. Lows 9 to 13.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the upper 20s.

$$

WYZ017-212300-
Wind River Basin-
Including the cities of Riverton and Shoshoni
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. A 30 percent chance of snow in
the late morning and early afternoon. Highs around 26.
.TONIGHT...Mostly clear. Lows 1 to 6.
.MONDAY...Partly cloudy. Highs 21 to 26.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 4 to 9.
.TUESDAY...Partly cloudy. Highs 21 to 26.
.TUESDAY NIGHT...Partly cloudy. Lows 3 to 8.
.WEDNESDAY...Partly cloudy. Highs 28 to 33.
.WEDNESDAY NIGHT...Partly cloudy. Lows 13 to 18.
.THURSDAY...Partly cloudy. Highs in the mid 30s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of snow
after midnight. Lows 11 to 16.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs in the mid to upper
20s.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 7 to 12.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the 20s.

$$

WYZ018-212300-
Lander Foothills-
Including the city of Lander
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy with a 40 percent chance of snow
in the late morning and early afternoon, then partly cloudy late
in the afternoon. Highs around 25.
.TONIGHT...Clear. Lows 1 to 5.
.MONDAY...Mostly sunny early in the morning then becoming partly
cloudy. Highs 23 to 27.
.MONDAY NIGHT...Partly cloudy. Lows 5 to 9.
.TUESDAY...Partly cloudy. Highs 23 to 27.
.TUESDAY NIGHT...Partly cloudy. Lows 5 to 9.
.WEDNESDAY...Partly cloudy. Highs in the lower to mid 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 15 to 20.
.THURSDAY...Partly cloudy. Highs in the upper 30s.
.THURSDAY NIGHT...Partly cloudy. A 20 percent chance of snow
after midnight. Lows 13 to 17.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs in the upper 20s.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 8 to 12.
.SATURDAY...Mostly sunny. Highs in the upper 20s.

$$

WYZ028-212300-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy with a 30 percent chance of snow
in the late morning and early afternoon, then partly cloudy late
in the afternoon. Highs around 25. Northwest winds around 15 mph
late in the morning.
.TONIGHT...Mostly clear early in the evening then becoming partly
cloudy. Lows 1 below to 3 above zero. West winds around 15 mph
until early morning.
.MONDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs around 27. West winds around 15 mph in the
afternoon.
.MONDAY NIGHT...Mostly cloudy. Lows 4 to 8. West winds around
15 mph in the evening.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 27 to 31.
.TUESDAY NIGHT...Partly cloudy. Lows 4 to 9.
.WEDNESDAY...Partly cloudy. Highs in the 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 11 to 16.
.THURSDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the mid 30s.
.THURSDAY NIGHT...Mostly cloudy. Lows 12 to 16.
.FRIDAY...Breezy. Partly cloudy with a 20 percent chance of snow.
Highs in the lower 30s.
.FRIDAY NIGHT...Partly cloudy. Lows 10 to 14.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the lower to mid 30s.

$$

WYZ013-212300-
Jackson Hole-
Including the city of Jackson
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly sunny. Highs around 24.
.TONIGHT...Partly cloudy until early morning, then cloudy with a
40 percent chance of snow early in the morning. Lows 1 to 6.
.MONDAY...Chance of snow early in the morning, then snow likely
in the late morning and early afternoon. Snow showers likely late
in the afternoon. Snow accumulation around 1 inch. Highs around
24. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Snow accumulation around
1 inch. Total snow accumulation around 2 inches. Lows 9 to 14.
Chance of snow 60 percent.
.TUESDAY...Mostly cloudy with a 20 percent chance of snow
showers. Highs around 26.
.TUESDAY NIGHT...Mostly cloudy. Lows 7 to 11.
.WEDNESDAY...Mostly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 14 to 18.
.THURSDAY...Cloudy with a 50 percent chance of snow. Highs in the
lower 30s.
.THURSDAY NIGHT...Cloudy. Snow likely in the evening, then chance
of snow after midnight. Lows 12 to 16. Chance of snow 60 percent.
.FRIDAY...Cloudy with a 30 percent chance of snow. Highs in the
mid 20s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 8 to 13.
.SATURDAY...Mostly cloudy with a 20 percent chance of snow. Highs
in the mid 20s.

$$

WYZ003-212300-
Cody Foothills-
Including the cities of Cody and Meeteetse
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly sunny. Highs 29 to 33.
.TONIGHT...Mostly clear. Lows 9 to 13. Southwest winds around
15 mph after midnight.
.MONDAY...Partly cloudy. Patchy blowing snow early in the
morning. Highs around 29. Southwest winds around 15 mph until
late afternoon.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 13.
.TUESDAY...Partly cloudy. Highs around 31.
.TUESDAY NIGHT...Partly cloudy. Lows 13 to 17.
.WEDNESDAY...Partly cloudy. Highs near 40.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower to mid 20s.
.THURSDAY...Partly cloudy. Highs near 40.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 30 percent chance of snow after midnight. Lows
16 to 20.
.FRIDAY...Mostly cloudy with a 20 percent chance of snow. Highs
near 30.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 13.
.SATURDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ004-212300-
North Big Horn Basin-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy late in the morning then clearing.
Highs around 31.
.TONIGHT...Partly cloudy in the evening then clearing. Lows 6 to
11.
.MONDAY...Partly cloudy. Highs 24 to 28.
.MONDAY NIGHT...Mostly cloudy. Lows 8 to 12.
.TUESDAY...Partly cloudy. Highs 25 to 29.
.TUESDAY NIGHT...Partly cloudy. Lows 7 to 12.
.WEDNESDAY...Partly cloudy. Highs in the lower to mid 30s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 14 to 19.
.THURSDAY...Partly cloudy. Highs in the upper 30s.
.THURSDAY NIGHT...Mostly cloudy. A 40 percent chance of snow
after midnight. Lows 13 to 18.
.FRIDAY...Mostly cloudy with a 20 percent chance of snow. Highs
in the upper 20s.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 8 to 12.
.SATURDAY...Partly cloudy. Highs in the lower to mid 20s.

$$

WYZ006-212300-
Southeast Big Horn Basin-
Including the city of Worland
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. A 30 percent chance of snow in
the late morning and early afternoon. Highs around 28.
.TONIGHT...Mostly clear. Lows 3 to 7.
.MONDAY...Partly cloudy. Highs 23 to 28.
.MONDAY NIGHT...Mostly cloudy. Lows 4 to 8.
.TUESDAY...Partly cloudy. Highs 24 to 28.
.TUESDAY NIGHT...Partly cloudy. Lows 4 to 9.
.WEDNESDAY...Partly cloudy. Highs 30 to 35.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows 13 to 18.
.THURSDAY...Partly cloudy. Highs in the upper 30s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 30 percent chance of snow after midnight. Lows
12 to 16.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
in the upper 20s.
.FRIDAY NIGHT...Mostly cloudy. A 20 percent chance of snow in the
evening. Lows 7 to 11.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the mid 20s.

$$

WYZ005-212300-
Southwest Big Horn Basin-
Including the city of Thermopolis
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy with a 40 percent chance of snow
in the late morning and early afternoon, then mostly sunny late
in the afternoon. Highs around 29.
.TONIGHT...Mostly clear. Lows 4 to 8.
.MONDAY...Partly cloudy. Highs around 27.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 5 to 10.
.TUESDAY...Partly cloudy. Highs around 28.
.TUESDAY NIGHT...Partly cloudy. Lows 5 to 10.
.WEDNESDAY...Partly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 14 to 19.
.THURSDAY...Partly cloudy. Highs in the upper 30s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 20 percent chance of snow after midnight. Lows
13 to 18.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
near 30.
.FRIDAY NIGHT...Mostly cloudy. Lows 8 to 12.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the upper 20s.

$$

WYZ023-212300-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. Highs around 24.
.TONIGHT...Partly cloudy until early morning, then mostly cloudy
with a 30 percent chance of snow early in the morning. Lows
2 below to 3 above zero.
.MONDAY...Mostly cloudy. Chance of snow early in the morning,
then snow likely in the late morning and early afternoon. Snow
showers likely late in the afternoon. Snow accumulation around
1 inch. Highs around 24. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Snow accumulation around
1 inch. Total snow accumulation around 2 inches. Lows 8 to 13.
Chance of snow 60 percent.
.TUESDAY...Mostly cloudy with a 20 percent chance of snow
showers. Highs around 27.
.TUESDAY NIGHT...Mostly cloudy. Lows 5 to 10.
.WEDNESDAY...Mostly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 13 to 17.
.THURSDAY...Cloudy with a 40 percent chance of snow. Highs in the
lower 30s.
.THURSDAY NIGHT...Cloudy. Snow likely in the evening, then chance
of snow after midnight. Lows 12 to 16. Chance of snow 60 percent.
.FRIDAY...Cloudy with a 40 percent chance of snow. Highs in the
mid 20s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 9 to 13.
.SATURDAY...Mostly cloudy with a 20 percent chance of snow. Highs
in the mid 20s.

$$

WYZ025-212300-
Upper Green River Basin Foothills-
Including the city of Pinedale
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy late in the morning then clearing.
Highs around 24.
.TONIGHT...Mostly clear until early morning then becoming partly
cloudy. Lows 4 below to zero.
.MONDAY...Mostly cloudy with chance of snow until late afternoon,
then mostly cloudy with chance of snow showers late in the
afternoon. Snow accumulation up to 1 inch. Highs around 24.
Chance of snow 50 percent.
.MONDAY NIGHT...Mostly cloudy with a 40 percent chance of snow
showers. Lows 1 to 5.
.TUESDAY...Partly cloudy. Highs around 25.
.TUESDAY NIGHT...Partly cloudy. Lows 2 below to 2 above zero.
.WEDNESDAY...Partly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 7 to 11.
.THURSDAY...Mostly cloudy with a 30 percent chance of snow. Highs
around 30.
.THURSDAY NIGHT...Cloudy with a 30 percent chance of snow. Lows
7 to 11.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
in the mid 20s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 3 to 7.
.SATURDAY...Partly cloudy. Highs in the mid 20s.

$$

WYZ026-212300-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy in the late morning and early
afternoon then clearing. Highs 24 to 28.
.TONIGHT...Mostly clear until early morning then becoming partly
cloudy. Lows 1 below to 5 below zero.
.MONDAY...Partly cloudy. Highs 24 to 28.
.MONDAY NIGHT...Mostly cloudy. Lows 1 to 5.
.TUESDAY...Partly cloudy. Highs 26 to 30.
.TUESDAY NIGHT...Partly cloudy. Lows 1 below to 3 above zero.
.WEDNESDAY...Partly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 6 to 10.
.THURSDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the lower to mid 30s.
.THURSDAY NIGHT...Mostly cloudy. Lows 8 to 12.
.FRIDAY...Partly cloudy. Highs near 30.
.FRIDAY NIGHT...Partly cloudy. Lows 4 to 8.
.SATURDAY...Partly cloudy. Highs 28 to 33.

$$

WYZ010-212300-
Northeast Johnson County-
Including the city of Buffalo
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. Highs around 32. North winds
around 15 mph in the late morning and early afternoon.
.TONIGHT...Clear. Lows around 11.
.MONDAY...Mostly sunny until late afternoon, then partly cloudy
with a 30 percent chance of snow showers late in the afternoon.
Highs around 33.
.MONDAY NIGHT...Mostly cloudy. A 30 percent chance of snow
showers in the evening. Lows around 14.
.TUESDAY...Partly cloudy. Highs around 33.
.TUESDAY NIGHT...Mostly clear. Lows around 13.
.WEDNESDAY...Partly cloudy. Highs in the lower 40s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the lower 20s.
.THURSDAY...Partly cloudy. Highs in the mid 40s.
.THURSDAY NIGHT...Partly cloudy in the evening, then mostly
cloudy with a 30 percent chance of snow after midnight. Lows
around 20.
.FRIDAY...Breezy, colder. Mostly cloudy with a 30 percent chance
of snow. Highs in the lower 30s.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 14.
.SATURDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ011-212300-
Southeast Johnson County-
Including the city of Kaycee
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy with a 30 percent chance of snow
in the late morning and early afternoon, then partly cloudy late
in the afternoon. Highs around 31. North winds around 15 mph in
the late morning and early afternoon.
.TONIGHT...Clear. Lows around 10 above.
.MONDAY...Mostly sunny until late afternoon, then partly cloudy
with a 30 percent chance of snow showers late in the afternoon.
Highs around 33.
.MONDAY NIGHT...Mostly cloudy. A 30 percent chance of snow
showers in the evening. Lows 10 to 14.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
around 33.
.TUESDAY NIGHT...Mostly clear. Lows around 13.
.WEDNESDAY...Breezy. Partly cloudy. Highs in the lower 40s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 20s.
.THURSDAY...Breezy. Partly cloudy. Highs in the mid 40s.
.THURSDAY NIGHT...Partly cloudy. A 30 percent chance of snow
after midnight. Lows around 19.
.FRIDAY...Breezy, colder. Mostly cloudy with a 30 percent chance
of snow. Highs in the lower 30s.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow in
the evening, then partly cloudy after midnight. Lows around 12.
.SATURDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ027-212300-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy in the late morning and early
afternoon then clearing. A 30 percent chance of snow in the late
morning and early afternoon. Highs 22 to 26. West winds around
15 mph late in the afternoon.
.TONIGHT...Mostly clear early in the evening then becoming partly
cloudy. Lows 3 below to 1 above zero. West winds around 15 mph in
the evening.
.MONDAY...Mostly cloudy then becoming partly cloudy late in the
morning then becoming mostly cloudy. Highs 23 to 27. West winds
around 15 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy. Lows around 6 above. West winds
around 15 mph in the evening.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs around 28.
.TUESDAY NIGHT...Partly cloudy. Lows 3 to 7.
.WEDNESDAY...Partly cloudy. Highs in the lower 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 10 to 14.
.THURSDAY...Mostly cloudy. A 30 percent chance of snow in the
afternoon. Highs in the mid 30s.
.THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows around 12.
.FRIDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 30 percent chance of snow. Highs in the upper
20s.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 10.
.SATURDAY...Partly cloudy. Highs in the upper 20s.

$$

WYZ016-212300-
Upper Wind River Basin-
Including the city of Dubois
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy late in the morning then clearing.
Highs around 26.
.TONIGHT...Breezy, clear. Patchy blowing snow early in the
morning. Lows 5 to 9. Northwest winds 15 to 20 mph after
midnight.
.MONDAY...Breezy. Partly cloudy. Patchy blowing snow until late
afternoon. A 30 percent chance of snow showers late in the
afternoon. Highs around 28. West winds 15 to 20 mph.
.MONDAY NIGHT...Breezy. Partly cloudy with a 30 percent chance of
snow showers. Lows around 10 above. West winds 15 to 20 mph.
.TUESDAY...Partly cloudy. Highs around 29. West winds around
15 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows around 11.
.WEDNESDAY...Partly cloudy. Highs in the mid 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 17 to 21.
.THURSDAY...Partly cloudy in the morning, then mostly cloudy with
a 30 percent chance of snow in the afternoon. Highs in the mid
30s.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. A 30 percent chance of snow. Lows 14 to 18.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
in the upper 20s.
.FRIDAY NIGHT...Partly cloudy. Lows around 13.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
around 30.

$$

WYZ001-212300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly sunny. Highs 17 to 23.
.TONIGHT...Partly cloudy until early morning, then mostly cloudy
with a 30 percent chance of snow early in the morning. Lows zero
to 6 above zero.
.MONDAY...Mostly cloudy with snow likely. Snow accumulation of
1 to 2 inches. Highs 18 to 24. Southwest winds around 15 mph in
the late morning and afternoon. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Snow accumulation around
1 inch. Total snow accumulation 2 to 3 inches. Lows 3 to 9.
Chance of snow 60 percent.
.TUESDAY...Cloudy with a 30 percent chance of snow showers. Highs
19 to 25. Southwest winds around 15 mph in the afternoon.
.TUESDAY NIGHT...Cloudy with a 20 percent chance of snow showers.
Lows 7 to 13.
.WEDNESDAY...Mostly cloudy. Highs 26 to 32.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 12 to 18.
.THURSDAY...Mostly cloudy. Chance of snow in the morning, then
snow likely in the afternoon. Highs 26 to 32. Chance of snow
60 percent.
.THURSDAY NIGHT...Cloudy. Snow likely in the evening, then chance
of snow after midnight. Lows 8 to 14. Chance of snow 60 percent.
.FRIDAY...Cloudy with a 30 percent chance of snow. Highs 19 to
25.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 4 to 10.
.SATURDAY...Mostly cloudy. A 20 percent chance of snow in the
afternoon. Highs 18 to 24.

$$

WYZ029-212300-
Flaming Gorge-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly cloudy in the late morning and early
afternoon then becoming partly cloudy. Patchy blowing snow late
in the morning. Snow likely late in the morning, then chance of
snow in the afternoon. New snow accumulation up to 1 inch. Total
snow accumulation 1 to 2 inches. Highs 23 to 28. Northwest winds
around 15 mph. Chance of snow 60 percent.
.TONIGHT...Partly cloudy. Lows 1 to 6. West winds around 15 mph
late in the evening.
.MONDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 25 to 29.
.MONDAY NIGHT...Mostly cloudy. Lows 7 to 11.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 28 to 32.
.TUESDAY NIGHT...Partly cloudy. Lows 7 to 12.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 15 to 19.
.THURSDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs in the mid to upper 30s.
.THURSDAY NIGHT...Mostly cloudy. Lows 14 to 18.
.FRIDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 30 to 35.
.FRIDAY NIGHT...Breezy. Mostly cloudy in the evening then
becoming partly cloudy. Lows 12 to 16.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
30 to 35.

$$

WYZ022-212300-
Casper Mountain-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Patchy blowing snow in the late morning and
early afternoon. Snow in the late morning and early afternoon,
then snow likely early in the afternoon. Chance of snow late in
the afternoon. Snow may be heavy at times late in the morning.
New snow accumulation of 1 to 3 inches. Total snow accumulation
3 to 7 inches. Highs 18 to 24. North winds around 15 mph. Chance
of snow 80 percent.
.TONIGHT...Partly cloudy in the evening then clearing. Lows 3 to
9. Southwest winds around 15 mph after midnight.
.MONDAY...Breezy. Mostly sunny until late afternoon, then partly
cloudy with a 20 percent chance of snow showers late in the
afternoon. Patchy blowing snow in the late morning and afternoon.
Highs 21 to 27. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Breezy. Mostly cloudy with a 20 percent chance of
snow showers. Lows 7 to 13. Southwest winds 15 to 20 mph.
.TUESDAY...Breezy. Partly cloudy in the morning then clearing.
Highs 23 to 29. Southwest winds 15 to 20 mph.
.TUESDAY NIGHT...Breezy. Mostly clear. Lows 10 to 16.
.WEDNESDAY...Windy. Not as cold. Partly cloudy. Highs 31 to 37.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows 20 to 26.
.THURSDAY...Breezy. Partly cloudy. Highs 36 to 42.
.THURSDAY NIGHT...Breezy. Partly cloudy. A 20 percent chance of
snow after midnight. Lows 14 to 20.
.FRIDAY...Mostly cloudy with a 40 percent chance of snow. Highs
25 to 31.
.FRIDAY NIGHT...Mostly cloudy. A 30 percent chance of snow in the
evening. Lows 9 to 15.
.SATURDAY...Partly cloudy in the morning then clearing. Highs in
the mid 20s.

$$

WYZ002-212300-
Absaroka Mountains-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly sunny. Highs 15 to 25.
.TONIGHT...Breezy. Mostly clear until early morning, then partly
cloudy with a 30 percent chance of snow early in the morning.
Patchy blowing snow early in the morning. Lows 1 to 9. West winds
15 to 20 mph in the late evening and overnight.
.MONDAY...Breezy. Partly cloudy with chance of snow until late
afternoon, then partly cloudy with chance of snow showers late in
the afternoon. Patchy blowing snow through the day. Highs 16 to
26. West winds 15 to 25 mph. Chance of snow 40 percent.
.MONDAY NIGHT...Breezy. Mostly cloudy. Patchy blowing snow in the
evening. Snow showers likely in the evening, then chance of snow
showers after midnight. Snow accumulation up to 1 inch. Lows 3 to
11. West winds 15 to 20 mph. Chance of snow 60 percent.
.TUESDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 16 to 26. West winds 15 to 20 mph.
.TUESDAY NIGHT...Breezy. Partly cloudy. Lows 6 to 14. Wind chill
readings 11 below to 21 below zero.
.WEDNESDAY...Breezy. Not as cold. Partly cloudy. Highs 26 to 34.
Lowest wind chill readings 10 below to 20 below zero in the
morning.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows 16 to 22.
.THURSDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 40 percent chance of snow. Highs 24 to 34.
.THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of snow.
Lows 10 to 18.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
17 to 27.
.FRIDAY NIGHT...Breezy. Mostly cloudy with a 30 percent chance of
snow. Lows 6 to 14. Wind chill readings 12 below to 22 below
zero.
.SATURDAY...Breezy. Partly cloudy with a 20 percent chance of
snow. Highs 18 to 26. Wind chill readings 10 below to 20 below
zero.

$$

WYZ007-212300-
Owl Creek and Bridger Mountains-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. A 30 percent chance of snow in
the late morning and early afternoon. Highs 22 to 28. North winds
around 15 mph in the late morning and early afternoon.
.TONIGHT...Mostly clear. Lows around 9 above.
.MONDAY...Mostly sunny early in the morning then becoming partly
cloudy. Highs 23 to 29.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 11.
.TUESDAY...Partly cloudy. Highs 23 to 29.
.TUESDAY NIGHT...Partly cloudy. Lows 8 to 14.
.WEDNESDAY...Partly cloudy. Highs 29 to 35.
.WEDNESDAY NIGHT...Partly cloudy. Lows 18 to 24.
.THURSDAY...Partly cloudy. Highs 31 to 37.
.THURSDAY NIGHT...Partly cloudy. A 30 percent chance of snow
after midnight. Lows 15 to 21.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
25 to 31.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 10 to 16.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
24 to 30.

$$

WYZ008-212300-
Bighorn Mountains West-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. A 30 percent chance of snow in
the late morning and early afternoon. Highs 18 to 26.
.TONIGHT...Mostly clear. Lows 6 to 12.
.MONDAY...Partly cloudy until late afternoon then becoming mostly
cloudy. Chance of snow until late afternoon, then chance of snow
showers late in the afternoon. Highs 21 to 29. Chance of snow
30 percent.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow
showers. Lows 5 to 13.
.TUESDAY...Partly cloudy. Highs 19 to 27. West winds around
15 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 9 to 15. Wind chill readings
11 below to 21 below zero.
.WEDNESDAY...Breezy. Not as cold. Partly cloudy. Highs 29 to 35.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 19 to 25.
.THURSDAY...Partly cloudy. Highs 29 to 37.
.THURSDAY NIGHT...Mostly cloudy. A 40 percent chance of snow
after midnight. Lows 15 to 21.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
22 to 30. Wind chill readings 11 below to 21 below zero.
.FRIDAY NIGHT...Colder. Mostly cloudy with a 30 percent chance of
snow. Lows 7 to 15. Wind chill readings 16 below to 26 below
zero.
.SATURDAY...Partly cloudy. Highs 21 to 27. Wind chill readings
13 below to 23 below zero.

$$

WYZ009-212300-
Bighorn Mountains Southeast-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy with a 30 percent chance of snow
in the late morning and early afternoon, then partly cloudy late
in the afternoon. Highs 20 to 26.
.TONIGHT...Clear. Lows 6 to 12. West winds around 15 mph in the
late evening and overnight.
.MONDAY...Mostly sunny in the morning, then partly cloudy with
chance of snow early in the afternoon. Partly cloudy with chance
of snow showers late in the afternoon. Highs 23 to 29. West winds
around 15 mph. Chance of snow 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 40 percent chance of snow showers. Lows 7 to 13. West
winds around 15 mph.
.TUESDAY...Partly cloudy in the morning then clearing. Highs
21 to 29. West winds around 15 mph.
.TUESDAY NIGHT...Breezy. Mostly clear in the evening then
becoming partly cloudy. Lows 9 to 15. Wind chill readings
10 below to 20 below zero.
.WEDNESDAY...Breezy. Not as cold. Partly cloudy. Highs 31 to 37.
.WEDNESDAY NIGHT...Breezy. Mostly cloudy in the evening then
becoming partly cloudy. Lows 20 to 26.
.THURSDAY...Breezy. Partly cloudy. Highs 31 to 39.
.THURSDAY NIGHT...Breezy. Partly cloudy in the evening, then
mostly cloudy with a 30 percent chance of snow after midnight.
Lows 15 to 21.
.FRIDAY...Mostly cloudy with a 40 percent chance of snow. Highs
23 to 29.
.FRIDAY NIGHT...Breezy, colder. Mostly cloudy with a 30 percent
chance of snow in the evening, then partly cloudy after midnight.
Lows 8 to 14. Wind chill readings 16 below to 26 below zero.
.SATURDAY...Breezy. Partly cloudy. Highs 22 to 28. Wind chill
readings 12 below to 22 below zero.

$$

WYZ012-212300-
Teton and Gros Ventre Mountains-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Mostly sunny. Highs 16 to 22.
.TONIGHT...Partly cloudy until early morning, then mostly cloudy
with a 30 percent chance of snow early in the morning. Lows zero
to 6 above zero.
.MONDAY...Snow until late afternoon, then snow showers likely
late in the afternoon. Snow accumulation of 1 to 3 inches. Highs
16 to 22. Southwest winds around 15 mph late in the afternoon.
Chance of snow 80 percent.
.MONDAY NIGHT...Cloudy with snow showers likely. Snow
accumulation of 1 to 2 inches. Total snow accumulation 2 to
5 inches. Lows 5 to 11. Southwest winds around 15 mph. Chance of
snow 60 percent.
.TUESDAY...Mostly cloudy with a 30 percent chance of snow
showers. Highs 17 to 25. Southwest winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Mostly cloudy. Lows 5 to 11.
.WEDNESDAY...Not as cold. Mostly cloudy. Highs 26 to 32. Lowest
wind chill readings 10 below to 20 below zero in the morning.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 13 to 19.
.THURSDAY...Cloudy. Chance of snow in the morning, then snow
likely in the afternoon. Highs 24 to 30. Chance of snow
60 percent.
.THURSDAY NIGHT...Cloudy with snow likely. Lows 9 to 15. Chance
of snow 60 percent.
.FRIDAY...Cloudy with a 40 percent chance of snow. Highs 18 to
24.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 6 to 12.
.SATURDAY...Mostly cloudy with a 30 percent chance of snow. Highs
18 to 24.

$$

WYZ014-212300-
Wind River Mountains West-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy. A 20 percent chance of snow late
in the morning. Highs 14 to 22. North winds around 15 mph late in
the morning.
.TONIGHT...Mostly clear until early morning then becoming partly
cloudy. Lows 2 below to 4 above zero.
.MONDAY...Partly cloudy with chance of snow in the morning, then
mostly cloudy with snow likely in the afternoon. Patchy blowing
snow late in the afternoon. Snow accumulation up to 1 inch. Highs
14 to 22. West winds around 15 mph in the late morning and
afternoon. Chance of snow 60 percent.
.MONDAY NIGHT...Mostly cloudy. Snow showers likely in the
evening, then chance of snow showers after midnight. Snow
accumulation up to 1 inch. Total snow accumulation up to
2 inches. Lows 1 to 7. West winds around 15 mph. Chance of snow
60 percent.
.TUESDAY...Partly cloudy. Highs 14 to 24. West winds around
15 mph in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 2 to 8. Wind chill readings
18 below to 28 below zero.
.WEDNESDAY...Not as cold. Partly cloudy. Highs 23 to 31. Lowest
wind chill readings 19 below to 29 below zero in the morning.
.WEDNESDAY NIGHT...Partly cloudy. Lows 10 to 16.
.THURSDAY...Partly cloudy in the morning then becoming cloudy. A
40 percent chance of snow. Highs 22 to 30.
.THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of snow.
Lows 7 to 13. Wind chill readings 10 below to 20 below zero.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
16 to 26. Wind chill readings 10 below to 20 below zero.
.FRIDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A 30 percent chance of snow. Lows 4 to 10. Wind chill
readings 14 below to 24 below zero.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
17 to 25. Wind chill readings 12 below to 22 below zero.

$$

WYZ015-212300-
Wind River Mountains East-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy in the late morning and early
afternoon then clearing. A 30 percent chance of snow in the late
morning and early afternoon. Highs 13 to 23. North winds around
15 mph late in the morning.
.TONIGHT...Breezy. Mostly clear. Lows zero to 8 above zero. West
winds 15 to 20 mph after midnight.
.MONDAY...Breezy. Partly cloudy. Chance of snow until late
afternoon, then chance of snow showers late in the afternoon.
Patchy blowing snow through the day. Highs 15 to 25. West winds
15 to 25 mph. Chance of snow 40 percent.
.MONDAY NIGHT...Breezy. Patchy blowing snow in the evening.
Partly cloudy with a 40 percent chance of snow showers. Lows 2 to
10. West winds 15 to 25 mph.
.TUESDAY...Partly cloudy. Highs 16 to 26. West winds around
15 mph.
.TUESDAY NIGHT...Breezy. Mostly clear in the evening then
becoming partly cloudy. Lows 4 to 12. Wind chill readings
19 below to 29 below zero.
.WEDNESDAY...Breezy. Not as cold. Partly cloudy. Highs 23 to 33.
Lowest wind chill readings 19 below to 29 below zero in the
morning.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows 13 to 21.
.THURSDAY...Breezy. Partly cloudy in the morning then becoming
mostly cloudy. A 40 percent chance of snow. Highs 22 to 32.
.THURSDAY NIGHT...Breezy, colder. Mostly cloudy with a 40 percent
chance of snow. Lows 7 to 17. Wind chill readings 12 below to
22 below zero.
.FRIDAY...Breezy. Mostly cloudy with a 40 percent chance of snow.
Highs 17 to 27. Wind chill readings 11 below to 21 below zero.
.FRIDAY NIGHT...Breezy. Mostly cloudy in the evening then
becoming partly cloudy. A 30 percent chance of snow. Lows 5 to
13. Wind chill readings 16 below to 26 below zero.
.SATURDAY...Breezy. Partly cloudy in the morning then clearing.
Highs 18 to 28. Lowest wind chill readings 14 below to 24 below
zero in the morning.

$$

WYZ019-212300-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Patchy blowing snow late in the morning. Mostly
cloudy with snow likely late in the morning, then partly cloudy
with chance of snow in the afternoon. Partly cloudy late in the
afternoon. New snow accumulation up to 1 inch. Total snow
accumulation up to 3 inches. Highs 20 to 26. North winds around
15 mph in the late morning and early afternoon. Chance of snow
60 percent.
.TONIGHT...Mostly clear. Lows zero to 6 above zero. Southwest
winds around 15 mph early in the morning.
.MONDAY...Breezy. Mostly sunny early in the morning then becoming
partly cloudy. Highs 22 to 28. Southwest winds 15 to 20 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 4 to 10. West winds around 15 mph.
.TUESDAY...Breezy. Partly cloudy. Highs 24 to 30. Southwest winds
15 to 20 mph.
.TUESDAY NIGHT...Breezy. Mostly clear in the evening then
becoming partly cloudy. Lows 7 to 13.
.WEDNESDAY...Breezy. Partly cloudy. Highs 31 to 37.
.WEDNESDAY NIGHT...Breezy. Partly cloudy. Lows 16 to 22.
.THURSDAY...Breezy. Partly cloudy. Highs 33 to 39.
.THURSDAY NIGHT...Breezy. Mostly cloudy in the evening, then
partly cloudy with a 20 percent chance of snow after midnight.
Lows 13 to 19.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. A 30 percent chance of snow. Highs 26 to 32.
.FRIDAY NIGHT...Mostly cloudy with a 20 percent chance of snow in
the evening, then partly cloudy after midnight. Lows 8 to 14.
.SATURDAY...Partly cloudy in the morning then clearing. Highs
24 to 30.

$$

WYZ024-212300-
Salt River and Wyoming Ranges-
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Partly cloudy late in the morning then clearing.
Highs 17 to 23.
.TONIGHT...Partly cloudy until early morning then becoming mostly
cloudy. A 30 percent chance of snow early in the morning. Lows
1 below to 5 above zero.
.MONDAY...Mostly cloudy. Chance of snow early in the morning,
then snow likely in the late morning and early afternoon. Snow
showers likely late in the afternoon. Snow accumulation up to
1 inch. Highs 18 to 24. West winds around 15 mph late in the
afternoon. Chance of snow 60 percent.
.MONDAY NIGHT...Cloudy. Snow showers likely in the evening, then
chance of snow showers after midnight. Snow accumulation up to
1 inch. Total snow accumulation up to 2 inches. Lows 5 to 11.
West winds around 15 mph. Chance of snow 60 percent.
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 20 percent chance of snow showers. Highs 21 to 27.
.TUESDAY NIGHT...Partly cloudy. Lows 4 to 10.
.WEDNESDAY...Partly cloudy. Highs 27 to 33.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 12 to 18.
.THURSDAY...Cloudy with a 40 percent chance of snow. Highs 26 to
32.
.THURSDAY NIGHT...Cloudy with a 40 percent chance of snow. Lows
11 to 17.
.FRIDAY...Mostly cloudy with a 30 percent chance of snow. Highs
21 to 27.
.FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of snow.
Lows 9 to 15.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 20 percent chance of snow. Highs 22 to 28.

$$

WYZ030-212300-
East Sweetwater County-
Including the city of Wamsutter
1013 AM MST Sun Jan 21 2018

.REST OF TODAY...Breezy. Mostly cloudy in the late morning and
early afternoon then becoming partly cloudy. Patchy blowing snow
in the late morning and early afternoon. A 40 percent chance of
snow in the late morning and afternoon. Highs 22 to 26. North
winds 15 to 20 mph.
.TONIGHT...Partly cloudy. Lows around 3 above. West winds around
15 mph in the late evening and overnight.
.MONDAY...Breezy. Partly cloudy. Highs around 26. Southwest winds
15 to 20 mph.
.MONDAY NIGHT...Mostly cloudy. Lows around 8 above. West winds
around 15 mph.
.TUESDAY...Breezy. Mostly cloudy in the morning then becoming
partly cloudy. Highs 27 to 31. Southwest winds 15 to 20 mph.
.TUESDAY NIGHT...Partly cloudy. Lows 7 to 11.
.WEDNESDAY...Breezy. Partly cloudy. Highs in the mid to upper
30s.
.WEDNESDAY NIGHT...Partly cloudy. Lows 16 to 20.
.THURSDAY...Breezy. Partly cloudy. Highs in the mid 30s to lower
40s.
.THURSDAY NIGHT...Mostly cloudy. A 20 percent chance of snow
after midnight. Lows around 16.
.FRIDAY...Breezy. Mostly cloudy with a 20 percent chance of snow.
Highs near 30.
.FRIDAY NIGHT...Breezy. Partly cloudy. A 20 percent chance of
snow in the evening. Lows around 12.
.SATURDAY...Breezy. Partly cloudy in the morning then clearing.
Highs near 30.

$$





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