Zone Forecast Product
Issued by NWS Riverton, WY

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FPUS55 KRIW 220821
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
220 AM MDT Fri Sep 22 2017

WYZ020-221000-
Natrona County Lower Elevations-
Including the city of Casper
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy. Lows around 38. Northeast winds
around 15 mph.
.FRIDAY...Partly cloudy with scattered rain showers. Highs 59 to
64. South winds around 15 mph early in the afternoon shifting to
the west. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered rain showers until
early morning, then cloudy with numerous rain showers early in
the morning. Lows 34 to 38. North winds around 15 mph in the late
evening and early morning. Chance of showers 60 percent.
.SATURDAY...Colder. Rain showers likely. Highs 40 to 44.
Northeast winds around 15 mph in the afternoon. Chance of showers
70 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then rain
showers, possibly mixed with snow showers after midnight. Little
or no snow accumulation. Lows 31 to 35. Northeast winds around
15 mph. Chance of precipitation 60 percent.
.SUNDAY...Rain showers, possibly mixed with snow showers in the
morning, then rain showers likely in the afternoon. Highs near
40. Chance of precipitation 60 percent.
.SUNDAY NIGHT...Cloudy with a 50 percent chance of rain showers,
possibly mixed with snow showers. Lows in the lower 30s.
.MONDAY...Cloudy. Chance of snow, possibly mixed with rain in the
morning, then chance of rain in the afternoon. Highs in the mid
40s. Chance of precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 30s.
.TUESDAY...Partly cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs around 60.

$$

WYZ017-221000-
Wind River Basin-
Including the cities of Riverton and Shoshoni
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows around 39. Northeast winds around 15 mph.
.FRIDAY...Partly cloudy with scattered rain showers. Highs 53 to
58. Chance of showers 30 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Scattered rain showers. Lows around 35. Chance of showers
50 percent.
.SATURDAY...Colder. Rain showers likely. Highs around 43. Chance
of showers 70 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then rain
showers, possibly mixed with snow showers after midnight. No snow
accumulation. Lows around 33. Chance of precipitation 70 percent.
.SUNDAY...Cloudy. Rain showers likely in the morning, then chance
of rain showers in the afternoon. Highs in the lower 40s. Chance
of showers 70 percent.
.SUNDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then chance of rain showers, possibly mixed with snow showers
after midnight. Lows in the lower 30s. Chance of precipitation
30 percent.
.MONDAY...Cloudy. Chance of rain and snow in the morning, then
chance of rain in the afternoon. Highs in the mid to upper 40s.
Chance of precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 30s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ018-221000-
Lander Foothills-
Including the city of Lander
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Near steady temperature in the lower 40s.
.FRIDAY...Mostly cloudy early in the morning then becoming partly
cloudy. Scattered rain showers. Highs 52 to 56. Chance of showers
30 percent.
.FRIDAY NIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Scattered rain showers. Lows around 36. Chance of
showers 50 percent.
.SATURDAY...Colder. Rain showers likely. Highs around 43. Chance
of showers 70 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then rain
showers, possibly mixed with snow showers after midnight. Snow
accumulation up to 1 inch. Lows around 33. Chance of
precipitation 70 percent.
.SUNDAY...Rain showers likely in the morning, then chance of rain
showers in the afternoon. Highs in the lower 40s. Chance of
showers 70 percent.
.SUNDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then chance of rain showers and snow showers after midnight. Lows
in the lower 30s. Chance of precipitation 50 percent.
.MONDAY...Cloudy. Chance of rain and snow in the morning, then
chance of rain in the afternoon. Highs in the upper 40s. Chance
of precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 30s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs around 60.

$$

WYZ028-221000-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 50 percent chance of rain
showers. Lows 39 to 43.
.FRIDAY...Mostly cloudy with scattered rain showers. Highs 49 to
53. Chance of showers 40 percent.
.FRIDAY NIGHT...Colder. Partly cloudy. Scattered rain showers
until early morning, then isolated rain showers and snow showers
early in the morning. Lows around 31. Chance of precipitation
30 percent.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of rain showers. Highs 47 to 51.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then rain showers, possibly mixed with snow showers
after midnight. Little or no snow accumulation. Lows around 31.
Northeast winds around 15 mph. Chance of precipitation
70 percent.
.SUNDAY...Rain showers and snow showers likely in the morning,
then rain showers likely in the afternoon. Highs in the lower to
mid 40s. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy. Rain showers likely in the evening, then
chance of snow showers, possibly mixed with rain showers after
midnight. Light snow accumulations. Lows in the upper 20s. Chance
of precipitation 60 percent.
.MONDAY...Mostly cloudy. Slight chance of rain and snow in the
morning, then slight chance of rain in the afternoon. Highs in
the mid to upper 40s. Chance of precipitation 20 percent.
.MONDAY NIGHT...Partly cloudy. Lows around 30.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the lower to mid 50s.
.TUESDAY NIGHT...Partly cloudy. A 20 percent chance of rain
showers and snow showers after midnight. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s.
.THURSDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ013-221000-
Jackson Hole-
Including the city of Jackson
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Snow showers, possibly mixed with rain
showers. New snow accumulation up to 1 inch. Lows around 32.
Chance of precipitation 90 percent.
.FRIDAY...Widespread rain showers until late afternoon.
Widespread snow showers late in the morning. Scattered rain
showers late in the afternoon. No snow accumulation. Highs 40 to
44. Chance of precipitation 80 percent.
.FRIDAY NIGHT...Partly cloudy. Scattered rain showers until early
morning. Isolated snow showers in the late evening and overnight.
Lows 25 to 29. Chance of precipitation 30 percent.
.SATURDAY...Mostly cloudy. Slight chance of rain showers and snow
showers in the morning, then chance of rain showers in the
afternoon. Highs 43 to 48. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then chance of snow showers, possibly mixed with rain
showers after midnight. Lows 27 to 31. Chance of precipitation
40 percent.
.SUNDAY...Mostly cloudy. Chance of snow showers, possibly mixed
with rain showers in the morning, then chance of rain showers in
the afternoon. Highs 45 to 50. Chance of precipitation
40 percent.
.SUNDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then slight chance of rain showers and snow showers after
midnight. Lows near 30. Chance of precipitation 40 percent.
.MONDAY...Mostly cloudy. Chance of snow in the morning, then
slight chance of rain in the afternoon. Highs near 50. Chance of
precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 20s.
.TUESDAY...Partly cloudy. Highs 49 to 54.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows around 30.
.WEDNESDAY...Partly cloudy. Highs 53 to 58.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the lower 30s.
.THURSDAY...Mostly sunny. Highs 57 to 62.

$$

WYZ003-221000-
Cody Foothills-
Including the cities of Cody and Meeteetse
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Snow showers, possibly mixed with rain
showers. New snow accumulation up to 2 inches. Total snow
accumulation up to 3 inches. Near steady temperature in the mid
30s. North winds around 15 mph. Chance of precipitation
80 percent.
.FRIDAY...Numerous snow showers in the morning. Numerous rain
showers until late afternoon, then scattered rain showers late in
the afternoon. Little or no snow accumulation. Highs 39 to 43.
Chance of precipitation 70 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers early in
the evening, then scattered rain showers, possibly mixed with
snow showers in the late evening and overnight. Lows 27 to 31.
North winds around 15 mph early in the evening. Chance of
precipitation 40 percent.
.SATURDAY...Cloudy. Chance of snow showers, possibly mixed with
rain showers in the morning, then chance of rain showers in the
afternoon. Highs 40 to 44. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Cloudy with a 40 percent chance of rain
showers, possibly mixed with snow showers. Lows 28 to 32.
.SUNDAY...Cloudy. Rain showers and snow showers likely in the
morning, then chance of rain showers in the afternoon. Highs
41 to 46. Chance of precipitation 60 percent.
.SUNDAY NIGHT...Cloudy. Slight chance of rain showers in the
evening, then slight chance of rain showers and snow showers
after midnight. Lows near 30. Chance of precipitation 20 percent.
.MONDAY...Mostly cloudy. A 20 percent chance of rain and snow in
the morning. Highs 45 to 50.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 30 to 35.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the lower to mid 50s.
.TUESDAY NIGHT...Mostly cloudy. Slight chance of rain showers and
snow showers after midnight. Lows 33 to 38. Chance of
precipitation 20 percent.
.WEDNESDAY...Partly cloudy. Highs 52 to 57.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 33 to 38.
.THURSDAY...Mostly sunny. Highs in the mid to upper 50s.

$$

WYZ004-221000-
North Big Horn Basin-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Rain showers likely. Near steady temperature
in the upper 30s. Northwest winds around 15 mph. Chance of
showers 70 percent.
.FRIDAY...Mostly cloudy. Numerous rain showers early in the
morning, then scattered rain showers in the late morning and
afternoon. Highs 46 to 51. Northwest winds around 15 mph early in
the morning. Chance of showers 60 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers until early
morning, then scattered rain showers, possibly mixed with snow
showers early in the morning. Lows 33 to 37. Northwest winds
around 15 mph until early morning. Chance of precipitation
40 percent.
.SATURDAY...Mostly cloudy with a 30 percent chance of rain
showers. Highs 44 to 48.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then chance of rain showers, possibly mixed with snow
showers after midnight. Lows 33 to 37. Chance of precipitation
30 percent.
.SUNDAY...Mostly cloudy with a 50 percent chance of rain showers.
Highs in the mid to upper 40s.
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
showers. Lows in the 30s.
.MONDAY...Cloudy. A 20 percent chance of rain and snow in the
morning. Highs near 50.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the mid 30s.
.TUESDAY...Partly cloudy. Highs in the mid to upper 50s.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the upper 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s to lower 60s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the upper 30s.
.THURSDAY...Mostly sunny. Highs in the lower 60s.

$$

WYZ006-221000-
Southeast Big Horn Basin-
Including the city of Worland
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Near steady temperature around 40.
.FRIDAY...Partly cloudy with scattered rain showers. Highs 50 to
54. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered rain showers. Lows
around 35. Chance of showers 50 percent.
.SATURDAY...Cloudy with a 40 percent chance of rain showers.
Highs around 44.
.SATURDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then rain showers likely after midnight. Lows around 34. Chance
of showers 60 percent.
.SUNDAY...Cloudy. Rain showers likely in the morning, then chance
of rain showers in the afternoon. Highs in the mid 40s. Chance of
showers 60 percent.
.SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows in the mid 30s.
.MONDAY...Cloudy. Chance of rain and snow in the morning. Highs
near 50. Chance of precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower 30s.
.TUESDAY...Partly cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. Lows in the mid 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs in the lower 60s.

$$

WYZ005-221000-
Southwest Big Horn Basin-
Including the city of Thermopolis
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy. Rain showers likely after midnight,
then rain showers, possibly mixed with snow showers early in the
morning. No snow accumulation. Near steady temperature in the
upper 30s. Chance of precipitation 70 percent.
.FRIDAY...Mostly cloudy until late afternoon then becoming partly
cloudy. Scattered rain showers. Highs 47 to 52. Chance of showers
30 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered rain showers. Lows
32 to 36. Chance of showers 50 percent.
.SATURDAY...Cloudy. Chance of rain showers, possibly mixed with
snow showers in the morning, then chance of rain showers in the
afternoon. Highs around 42. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then rain showers likely, possibly mixed with snow showers after
midnight. Little or no snow accumulation. Lows around 34. Chance
of precipitation 60 percent.
.SUNDAY...Cloudy. Rain showers likely in the morning, then chance
of rain showers in the afternoon. Highs in the lower 40s. Chance
of showers 60 percent.
.SUNDAY NIGHT...Mostly cloudy. Slight chance of rain showers in
the evening, then slight chance of rain showers, possibly mixed
with snow showers after midnight. Lows in the lower 30s. Chance
of precipitation 20 percent.
.MONDAY...Cloudy. Chance of rain and snow in the morning. Highs
in the mid 40s to lower 50s. Chance of precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the lower to mid 30s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the 50s.
.TUESDAY NIGHT...Partly cloudy with slight chance of rain showers
in the evening, then mostly cloudy with slight chance of rain
showers and snow showers after midnight. Lows in the mid 30s.
Chance of precipitation 20 percent.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs around 60.

$$

WYZ023-221000-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy with a 50 percent chance of rain
showers and snow showers. New snow accumulation up to 1 inch.
Near steady temperature in the mid 30s.
.FRIDAY...Mostly cloudy with scattered rain showers. Highs around
44. Chance of showers 50 percent.
.FRIDAY NIGHT...Partly cloudy. Scattered rain showers until early
morning. Isolated snow showers in the late evening and overnight.
Lows around 27. Chance of precipitation 30 percent.
.SATURDAY...Partly cloudy in the morning, then mostly cloudy with
chance of rain showers in the afternoon. Highs around 48. Chance
of showers 30 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then snow showers likely, possibly mixed with rain
showers after midnight. Little or no snow accumulation. Lows
around 28. Chance of precipitation 60 percent.
.SUNDAY...Cloudy. Snow showers, possibly mixed with rain showers
in the morning, then chance of rain showers in the afternoon.
Highs in the mid to upper 40s. Chance of precipitation
60 percent.
.SUNDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then slight chance of rain showers and snow showers after
midnight. Lows near 30. Chance of precipitation 40 percent.
.MONDAY...Mostly cloudy. Chance of snow in the morning, then
slight chance of rain in the afternoon. Highs near 50. Chance of
precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then clearing. Lows
in the upper 20s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the 50s.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the upper 20s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s to lower 60s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows around 30.
.THURSDAY...Mostly sunny. Highs in the lower to mid 60s.

$$

WYZ025-221000-
Upper Green River Basin Foothills-
Including the city of Pinedale
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Rain showers, possibly mixed with snow
showers. Little or no snow accumulation. Lows around 34. Chance
of precipitation 70 percent.
.FRIDAY...Mostly cloudy. Numerous rain showers early in the
morning, then scattered rain showers in the late morning and
afternoon. Highs 42 to 46. Chance of showers 60 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers until early
morning. Scattered snow showers in the late evening and
overnight. Lows 25 to 29. Chance of precipitation 40 percent.
.SATURDAY...Mostly cloudy. Slight chance of rain showers and snow
showers in the morning, then chance of rain showers in the
afternoon. Highs 43 to 47. Chance of precipitation 30 percent.
.SATURDAY NIGHT...Partly cloudy with chance of rain showers in
the evening, then mostly cloudy with snow showers, possibly mixed
with rain showers after midnight. Little or no snow accumulation.
Lows 27 to 31. Chance of precipitation 60 percent.
.SUNDAY...Mostly cloudy. Snow showers, possibly mixed with rain
showers in the morning, then chance of rain showers in the
afternoon. Highs in the lower to mid 40s. Chance of precipitation
60 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then slight chance of snow showers after midnight. Lows
in the mid 20s to lower 30s. Chance of precipitation 40 percent.
.MONDAY...Mostly cloudy. Chance of snow, possibly mixed with rain
in the morning, then chance of rain in the afternoon. Light snow
accumulations. Highs in the mid 40s. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the mid 20s.
.TUESDAY...Partly cloudy. Highs near 50.
.TUESDAY NIGHT...Partly cloudy. Lows in the upper 20s.
.WEDNESDAY...Partly cloudy. Highs in the lower to mid 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the upper 20s.
.THURSDAY...Mostly sunny. Highs in the mid to upper 50s.

$$

WYZ026-221000-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy with a 50 percent chance of rain
showers. Lows around 36.
.FRIDAY...Mostly cloudy with scattered rain showers. Highs 47 to
51. Chance of showers 40 percent.
.FRIDAY NIGHT...Partly cloudy with isolated rain showers in the
evening, then mostly cloudy with isolated rain showers and snow
showers after midnight. Lows 28 to 32. Chance of precipitation
20 percent.
.SATURDAY...Mostly cloudy with slight chance of rain showers,
possibly mixed with snow showers in the morning, then partly
cloudy with chance of rain showers in the afternoon. Highs 46 to
50. Chance of precipitation 30 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then rain showers, possibly mixed with snow showers
after midnight. Little or no snow accumulation. Lows around 32.
Northeast winds around 15 mph. Chance of precipitation
70 percent.
.SUNDAY...Cloudy. Rain showers, possibly mixed with snow showers
in the morning, then chance of rain showers in the afternoon.
Highs in the lower to mid 40s. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then chance of snow showers, possibly mixed with rain
showers after midnight. Lows in the upper 20s. Chance of
precipitation 50 percent.
.MONDAY...Mostly cloudy. Chance of snow, possibly mixed with rain
in the morning, then slight chance of rain in the afternoon.
Highs in the mid to upper 40s. Chance of precipitation
30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows near 30.
.TUESDAY...Partly cloudy. Highs in the lower to mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows near 30.
.WEDNESDAY...Partly cloudy. Highs in the lower to mid 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows near 30.
.THURSDAY...Mostly sunny. Highs in the mid to upper 50s.

$$

WYZ010-221000-
Northeast Johnson County-
Including the city of Buffalo
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy. Lows around 38.
.FRIDAY...Partly cloudy with scattered rain showers. Highs 51 to
55. Chance of showers 30 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered rain showers. Lows
around 35. North winds around 15 mph early in the evening. Chance
of showers 50 percent.
.SATURDAY...Colder. Rain showers likely. Highs around 42. Chance
of showers 70 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then rain
showers, possibly mixed with snow showers after midnight. Little
or no snow accumulation. Lows around 34. Chance of precipitation
70 percent.
.SUNDAY...Cloudy with a 50 percent chance of rain showers. Highs
in the lower 40s.
.SUNDAY NIGHT...Cloudy. Slight chance of rain showers in the
evening, then chance of rain showers, possibly mixed with snow
showers after midnight. Lows in the lower 30s. Chance of
precipitation 30 percent.
.MONDAY...Cloudy. Chance of rain and snow in the morning, then
chance of rain in the afternoon. Highs in the mid 40s. Chance of
precipitation 50 percent.
.MONDAY NIGHT...Cloudy with a 20 percent chance of rain, possibly
mixed with snow in the evening, then partly cloudy after
midnight. Lows in the mid 30s.
.TUESDAY...Not as cool. Partly cloudy. Highs in the mid to upper
50s.
.TUESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the mid 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs near 60.

$$

WYZ011-221000-
Southeast Johnson County-
Including the city of Kaycee
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy. Near steady temperature in the
lower 40s.
.FRIDAY...Partly cloudy with scattered rain showers. Highs 55 to
59. Chance of showers 30 percent.
.FRIDAY NIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Scattered rain showers until early morning, then
numerous rain showers early in the morning. Lows around 35. North
winds around 15 mph until early morning. Chance of showers
60 percent.
.SATURDAY...Colder. Rain showers likely. Highs around 43. North
winds around 15 mph in the afternoon. Chance of showers
70 percent.
.SATURDAY NIGHT...Rain showers likely. Lows around 34. Chance of
showers 70 percent.
.SUNDAY...Cloudy with a 50 percent chance of rain showers. Highs
in the lower 40s.
.SUNDAY NIGHT...Cloudy. Chance of rain showers in the evening,
then chance of rain showers, possibly mixed with snow showers
after midnight. Lows in the lower 30s. Chance of precipitation
40 percent.
.MONDAY...Cloudy. Chance of rain and snow in the morning, then
chance of rain in the afternoon. Highs in the mid 40s. Chance of
precipitation 50 percent.
.MONDAY NIGHT...Cloudy with a 20 percent chance of rain, possibly
mixed with snow in the evening, then partly cloudy after
midnight. Lows in the lower 30s.
.TUESDAY...Partly cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the mid 30s.
.WEDNESDAY...Partly cloudy. Highs in the upper 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs in the lower 60s.

$$

WYZ027-221000-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy. Chance of rain showers after
midnight, then chance of rain showers, possibly mixed with snow
showers early in the morning. No snow accumulation. Near steady
temperature in the upper 30s. West winds around 15 mph after
midnight. Chance of precipitation 50 percent.
.FRIDAY...Mostly cloudy early in the morning then becoming partly
cloudy. Scattered rain showers. Highs around 46. West winds
around 15 mph in the afternoon. Chance of showers 40 percent.
.FRIDAY NIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Isolated rain showers until early morning.
Isolated snow showers in the late evening and overnight. Lows
around 27. Chance of precipitation 20 percent.
.SATURDAY...Mostly cloudy. Slight chance of rain showers and snow
showers in the morning, then chance of rain showers in the
afternoon. Highs around 47. Chance of precipitation 40 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then snow
showers, possibly mixed with rain showers after midnight. Snow
accumulation up to 1 inch. Lows around 29. Chance of
precipitation 70 percent.
.SUNDAY...Snow showers likely in the morning, then rain showers
likely in the afternoon. Light snow accumulations. Highs in the
lower to mid 40s. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy with a 50 percent chance of rain showers
and snow showers. Lows in the upper 20s.
.MONDAY...Mostly cloudy. Chance of snow in the morning. Highs in
the upper 40s. Chance of snow 30 percent.
.MONDAY NIGHT...Partly cloudy. Lows in the upper 20s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s.
.THURSDAY...Mostly sunny. Highs in the upper 50s.

$$

WYZ016-221000-
Upper Wind River Basin-
Including the city of Dubois
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Rain showers, possibly mixed with snow
showers. Little or no snow accumulation. Lows 33 to 37. Chance of
precipitation 80 percent.
.FRIDAY...Numerous rain showers until late afternoon, then
scattered rain showers late in the afternoon. Highs 44 to 49.
Chance of showers 70 percent.
.FRIDAY NIGHT...Partly cloudy with scattered rain showers in the
evening, then mostly cloudy with scattered rain showers, possibly
mixed with snow showers after midnight. No snow accumulation.
Lows 29 to 33. Chance of precipitation 50 percent.
.SATURDAY...Rain showers likely, possibly mixed with snow showers
in the morning, then rain showers likely in the afternoon. No
snow accumulation. Highs around 42. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain showers likely in the evening, then snow
showers, possibly mixed with rain showers after midnight. Snow
accumulation up to 1 inch. Lows 29 to 33. Chance of precipitation
70 percent.
.SUNDAY...Rain showers and snow showers likely in the morning,
then rain showers likely in the afternoon. Highs in the lower
40s. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then chance of snow showers, possibly mixed with rain
showers after midnight. Lows in the upper 20s. Chance of
precipitation 40 percent.
.MONDAY...Cloudy. Chance of snow in the morning, then slight
chance of rain in the afternoon. Highs in the 40s. Chance of
precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows in the upper 20s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs near 50.
.TUESDAY NIGHT...Partly cloudy with slight chance of rain
showers, possibly mixed with snow showers in the evening, then
mostly cloudy with slight chance of snow showers after midnight.
Lows near 30. Chance of precipitation 20 percent.
.WEDNESDAY...Partly cloudy. Highs near 50.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows near 30.
.THURSDAY...Mostly sunny. Highs in the mid to upper 50s.

$$

WYZ001-221000-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
220 AM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

.REST OF TONIGHT...Snow showers. New snow accumulation around
2 inches. Near steady temperature in the lower 30s. Chance of
snow 90 percent.
.FRIDAY...Widespread snow showers, possibly mixed with rain
showers until late afternoon, then scattered rain showers,
possibly mixed with snow showers late in the afternoon. Snow
accumulation up to 1 inch. Total snow accumulation 2 to 6 inches.
Highs 33 to 39. Chance of precipitation 80 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers and snow
showers early in the evening, then scattered snow showers in the
late evening and overnight. Lows 20 to 26. Chance of
precipitation 40 percent.
.SATURDAY...Mostly cloudy. Chance of rain showers in the
afternoon. Highs 36 to 42. Chance of showers 30 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of snow showers, possibly
mixed with rain showers in the evening, then chance of snow
showers after midnight. Lows 21 to 27. Chance of precipitation
30 percent.
.SUNDAY...Mostly cloudy. Chance of snow showers in the morning,
then chance of rain showers in the afternoon. Highs 37 to 43.
Chance of precipitation 30 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of snow showers, possibly
mixed with rain showers in the evening. Lows 22 to 28. Chance of
precipitation 30 percent.
.MONDAY...Mostly cloudy in the morning, then partly cloudy in the
afternoon. Highs 39 to 45.
.MONDAY NIGHT...Partly cloudy. Lows 21 to 27.
.TUESDAY...Partly cloudy in the morning, then mostly cloudy with
a 20 percent chance of rain showers in the afternoon. Highs 41 to
47.
.TUESDAY NIGHT...Mostly cloudy. Slight chance of rain showers and
snow showers in the evening, then slight chance of snow showers
after midnight. Lows 25 to 31. Chance of precipitation
20 percent.
.WEDNESDAY...Partly cloudy. Highs 44 to 50.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 24 to 30.
.THURSDAY...Mostly sunny. Highs 48 to 54.

$$

WYZ029-221000-
Flaming Gorge-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 30 percent chance of rain
showers. Lows 42 to 46. West winds around 15 mph.
.FRIDAY...Partly cloudy. Scattered rain showers in the morning,
then scattered rain showers and isolated thunderstorms in the
afternoon. Highs 54 to 58. Southeast winds around 15 mph shifting
to the west in the late morning and afternoon. Chance of
precipitation 30 percent.
.FRIDAY NIGHT...Colder. Partly cloudy until early morning then
becoming mostly cloudy. Isolated rain showers and thunderstorms
early in the evening, then isolated rain showers late in the
evening. Lows 31 to 35. Chance of precipitation 20 percent.
.SATURDAY...Mostly cloudy in the morning, then partly cloudy with
a 20 percent chance of rain showers in the afternoon. Highs 50 to
54.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then rain showers, possibly mixed with snow showers
after midnight. No snow accumulation. Lows 31 to 35. Chance of
precipitation 60 percent.
.SUNDAY...Rain showers, possibly mixed with snow showers in the
morning, then rain showers likely in the afternoon. Highs in the
lower to mid 40s. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers in the
evening, then chance of rain showers and snow showers after
midnight. Lows near 30. Chance of precipitation 50 percent.
.MONDAY...Mostly cloudy. Chance of snow, possibly mixed with rain
in the morning, then slight chance of rain in the afternoon.
Highs in the mid to upper 40s. Chance of precipitation
30 percent.
.MONDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the lower to mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid to upper 50s.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs near 60.

$$

WYZ022-221000-
Casper Mountain-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy. Near steady temperature in the
lower 40s.
.FRIDAY...Partly cloudy in the morning then becoming mostly
cloudy. Scattered rain showers. Highs 56 to 62. Southwest winds
around 15 mph in the late morning and afternoon. Chance of
showers 50 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers until early
morning, then numerous rain showers early in the morning. Lows
33 to 39. Chance of showers 60 percent.
.SATURDAY...Cooler. Rain showers likely. Highs 39 to 45. Chance
of showers 70 percent.
.SATURDAY NIGHT...Rain showers, possibly mixed with snow showers
in the evening, then snow showers likely, possibly mixed with
rain showers after midnight. Snow accumulation up to 2 inches.
Lows 28 to 34. Chance of precipitation 70 percent.
.SUNDAY...Snow showers, possibly mixed with rain showers. Light
snow accumulations. Highs 34 to 40. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Cloudy. Chance of snow showers, possibly mixed
with rain showers in the evening, then snow showers likely,
possibly mixed with rain showers after midnight. Light snow
accumulations. Lows 26 to 32. Chance of precipitation 60 percent.
.MONDAY...Cloudy with a 50 percent chance of snow, possibly mixed
with rain. Light snow accumulations. Highs 37 to 43.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 27 to 33.
.TUESDAY...Not as cool. Partly cloudy. Highs 46 to 52.
.TUESDAY NIGHT...Partly cloudy. Lows 28 to 34.
.WEDNESDAY...Partly cloudy. Highs 47 to 53.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 30 to 36.
.THURSDAY...Mostly sunny. Highs 51 to 57.

$$

WYZ002-221000-
Absaroka Mountains-
220 AM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

.REST OF TONIGHT...Snow showers. New snow accumulation of 2 to
3 inches. Near steady temperature around 30. Southeast winds
around 15 mph. Chance of snow near 100 percent.
.FRIDAY...Widespread snow showers, possibly mixed with rain
showers. Snow accumulation up to 2 inches. Highs 31 to 39. Chance
of precipitation 90 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers early in
the evening. Scattered snow showers until early morning, then
numerous snow showers early in the morning. Snow accumulation up
to 1 inch. Lows 19 to 25. Chance of precipitation 60 percent.
.SATURDAY...Cloudy. Snow showers likely in the morning, then snow
showers likely, possibly mixed with rain showers in the
afternoon. Snow accumulation up to 1 inch. Highs 31 to 39. Chance
of precipitation 60 percent.
.SATURDAY NIGHT...Cloudy with snow showers likely. Snow
accumulation up to 1 inch. Lows 21 to 27. Chance of snow
70 percent.
.SUNDAY...Cloudy. Snow showers likely in the morning, then snow
showers likely, possibly mixed with rain showers in the
afternoon. Light snow accumulations. Highs 32 to 40. Chance of
precipitation 70 percent.
.SUNDAY NIGHT...Cloudy. Chance of snow showers, possibly mixed
with rain showers in the evening, then chance of snow showers
after midnight. Lows 22 to 28. Chance of precipitation
40 percent.
.MONDAY...Mostly cloudy. Chance of snow in the morning, then
chance of snow, possibly mixed with rain in the afternoon. Highs
34 to 42. Chance of precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 21 to 27.
.TUESDAY...Partly cloudy. A 20 percent chance of rain showers and
snow showers in the afternoon. Highs 37 to 45.
.TUESDAY NIGHT...Mostly cloudy. Chance of snow showers, possibly
mixed with rain showers in the evening, then chance of snow
showers after midnight. Lows 24 to 30. Chance of precipitation
30 percent.
.WEDNESDAY...Partly cloudy. Slight chance of rain showers and
snow showers in the afternoon. Highs 39 to 47. Chance of
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 24 to 30.
.THURSDAY...Mostly sunny. Highs 43 to 51.

$$

WYZ007-221000-
Owl Creek and Bridger Mountains-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy with rain showers, possibly mixed with
snow showers. Little or no snow accumulation. Near steady
temperature in the upper 30s. Northeast winds around 15 mph.
Chance of precipitation 70 percent.
.FRIDAY...Mostly cloudy until late afternoon then becoming partly
cloudy. Numerous rain showers until late afternoon, then
scattered rain showers late in the afternoon. Highs 42 to 50.
Chance of showers 70 percent.
.FRIDAY NIGHT...Partly cloudy early in the evening then becoming
mostly cloudy. Scattered rain showers through the night.
Scattered snow showers in the late evening and early morning,
then numerous snow showers early in the morning. Snow
accumulation up to 1 inch. Lows 28 to 34. Chance of precipitation
60 percent.
.SATURDAY...Rain showers and snow showers likely in the morning,
then rain showers likely in the afternoon. Snow accumulation up
to 1 inch. Highs 35 to 41. Chance of precipitation 60 percent.
.SATURDAY NIGHT...Snow showers likely, possibly mixed with rain
showers in the evening, then snow showers, possibly mixed with
rain showers after midnight. Snow accumulation up to 2 inches.
Lows 27 to 33. Chance of precipitation 70 percent.
.SUNDAY...Cloudy. Snow showers, possibly mixed with rain showers
in the morning, then chance of rain showers in the afternoon.
Highs 35 to 41. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy with a 30 percent chance of rain showers,
possibly mixed with snow showers. Lows 27 to 33.
.MONDAY...Cloudy with a 40 percent chance of snow, possibly mixed
with rain. Highs 39 to 45.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow in the evening, then partly cloudy after midnight. Lows
28 to 34.
.TUESDAY...Not as cool. Mostly sunny in the morning then becoming
partly cloudy. Highs 47 to 53.
.TUESDAY NIGHT...Partly cloudy in the evening then becoming
mostly cloudy. A 20 percent chance of rain showers, possibly
mixed with snow showers. Lows 30 to 36.
.WEDNESDAY...Partly cloudy. Slight chance of rain showers and
snow showers in the morning. Highs 48 to 54. Chance of
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 30s.
.THURSDAY...Mostly sunny. Highs 52 to 58.

$$

WYZ008-221000-
Bighorn Mountains West-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy with a 30 percent chance of rain
showers and snow showers. Near steady temperature in the mid 30s.
East winds around 15 mph.
.FRIDAY...Partly cloudy with scattered rain showers, possibly
mixed with snow showers early in the morning, then mostly cloudy
with scattered rain showers in the late morning and afternoon.
Highs 39 to 49. Chance of precipitation 40 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers, possibly
mixed with snow showers in the evening, then numerous snow
showers, possibly mixed with rain showers after midnight. Snow
accumulation up to 1 inch. Lows 26 to 34. Chance of precipitation
60 percent.
.SATURDAY...Rain showers and snow showers likely. Snow
accumulation up to 2 inches. Highs 32 to 42. Chance of
precipitation 60 percent.
.SATURDAY NIGHT...Cloudy with snow showers likely, possibly mixed
with rain showers. Snow accumulation up to 2 inches. Lows 25 to
33. Chance of precipitation 70 percent.
.SUNDAY...Cloudy. Snow showers, possibly mixed with rain showers
in the morning, then chance of rain showers, possibly mixed with
snow showers in the afternoon. Light snow accumulations. Highs
31 to 41. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy with a 50 percent chance of rain showers
and snow showers. Lows 24 to 34.
.MONDAY...Cloudy. Snow likely, possibly mixed with rain in the
morning, then chance of rain and snow in the afternoon. Moderate
snow accumulations. Highs 33 to 43. Chance of precipitation
60 percent.
.MONDAY NIGHT...Cloudy with chance of snow, possibly mixed with
rain in the evening, then partly cloudy after midnight. Lows
25 to 33. Chance of precipitation 30 percent.
.TUESDAY...Not as cool. Partly cloudy. Chance of snow showers and
rain showers in the afternoon. Highs 40 to 50. Chance of
precipitation 30 percent.
.TUESDAY NIGHT...Mostly cloudy with chance of snow showers,
possibly mixed with rain showers. Lows 27 to 35. Chance of
precipitation 30 percent.
.WEDNESDAY...Partly cloudy with a 40 percent chance of rain
showers and snow showers. Highs 41 to 51.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 28 to 36.
.THURSDAY...Mostly sunny. Highs 45 to 55.

$$

WYZ009-221000-
Bighorn Mountains Southeast-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Mostly cloudy with a 30 percent chance of rain
showers and snow showers. Near steady temperature in the mid 30s.
East winds around 15 mph.
.FRIDAY...Partly cloudy with scattered rain showers, possibly
mixed with snow showers early in the morning, then mostly cloudy
with scattered rain showers in the late morning and afternoon.
Highs 42 to 52. East winds around 15 mph early in the morning.
Chance of precipitation 40 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers in the
evening. Scattered snow showers late in the evening, then
numerous snow showers, possibly mixed with rain showers after
midnight. Snow accumulation up to 2 inches. Lows 27 to 33. Chance
of precipitation 60 percent.
.SATURDAY...Snow showers, possibly mixed with rain showers. Snow
accumulation of 1 to 3 inches. Highs 33 to 39. Chance of
precipitation 70 percent.
.SATURDAY NIGHT...Snow showers, possibly mixed with rain showers.
Snow accumulation of 1 to 2 inches. Lows 25 to 31. Chance of
precipitation 70 percent.
.SUNDAY...Snow showers, possibly mixed with rain showers. Light
snow accumulations. Highs 32 to 38. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Cloudy. Chance of snow showers, possibly mixed
with rain showers in the evening, then snow showers likely after
midnight. Light snow accumulations. Lows 24 to 30. Chance of
precipitation 60 percent.
.MONDAY...Cloudy. Snow likely in the morning, then chance of rain
and snow in the afternoon. Moderate snow accumulations. Highs
33 to 41. Chance of precipitation 70 percent.
.MONDAY NIGHT...Cloudy with a 30 percent chance of snow in the
evening, then partly cloudy after midnight. Lows 25 to 31.
.TUESDAY...Not as cool. Partly cloudy. Highs 39 to 49.
.TUESDAY NIGHT...Mostly cloudy with chance of snow showers,
possibly mixed with rain showers in the evening, then partly
cloudy with chance of snow showers after midnight. Lows 26 to 32.
Chance of precipitation 30 percent.
.WEDNESDAY...Partly cloudy. Slight chance of rain showers and
snow showers in the morning, then chance of rain showers in the
afternoon. Highs 41 to 51. Chance of precipitation 40 percent.
.WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of snow
showers in the evening, then mostly clear after midnight. Lows
28 to 34.
.THURSDAY...Mostly sunny. Highs 45 to 55.

$$

WYZ012-221000-
Teton and Gros Ventre Mountains-
220 AM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

.REST OF TONIGHT...Snow showers. New snow accumulation of 1 to
2 inches. Near steady temperature in the lower 30s. Chance of
snow near 100 percent.
.FRIDAY...Widespread rain showers, possibly mixed with snow
showers until late afternoon, then scattered rain showers,
possibly mixed with snow showers late in the afternoon. Snow
accumulation up to 2 inches. Total snow accumulation 1 to
6 inches. Highs 32 to 40. Chance of precipitation 80 percent.
.FRIDAY NIGHT...Mostly cloudy with scattered snow showers,
possibly mixed with rain showers early in the evening, then
partly cloudy with scattered snow showers in the late evening and
overnight. Lows 21 to 27. Chance of precipitation 40 percent.
.SATURDAY...Partly cloudy with chance of snow showers in the
morning, then mostly cloudy with chance of rain showers, possibly
mixed with snow showers in the afternoon. Highs 35 to 43. Chance
of precipitation 40 percent.
.SATURDAY NIGHT...Mostly cloudy. Chance of rain showers and snow
showers in the evening, then snow showers likely after midnight.
Snow accumulation up to 1 inch. Lows 23 to 29. Chance of
precipitation 60 percent.
.SUNDAY...Mostly cloudy. Snow showers likely in the morning, then
chance of rain showers, possibly mixed with snow showers in the
afternoon. Highs 35 to 43. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Mostly cloudy with chance of rain showers and
snow showers in the evening, then partly cloudy with chance of
snow showers after midnight. Lows 23 to 29. Chance of
precipitation 50 percent.
.MONDAY...Mostly cloudy. Chance of snow in the morning, then
chance of rain, possibly mixed with snow in the afternoon. Highs
37 to 45. Chance of precipitation 40 percent.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of snow in
the evening, then partly cloudy after midnight. Lows 22 to 28.
.TUESDAY...Partly cloudy in the morning, then mostly cloudy with
a 20 percent chance of rain showers, possibly mixed with snow
showers in the afternoon. Highs 40 to 48.
.TUESDAY NIGHT...Mostly cloudy with a 20 percent chance of snow
showers. Lows 24 to 30.
.WEDNESDAY...Partly cloudy. Highs 44 to 52.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 25 to 31.
.THURSDAY...Mostly sunny. Highs 48 to 56.

$$

WYZ014-221000-
Wind River Mountains West-
220 AM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT TODAY...

.REST OF TONIGHT...Snow showers, possibly mixed with rain
showers. New snow accumulation up to 2 inches. Near steady
temperature in the mid 30s. South winds around 15 mph. Chance of
precipitation near 100 percent.
.FRIDAY...Numerous rain showers, possibly mixed with snow showers
until late afternoon, then scattered rain showers, possibly mixed
with snow showers late in the afternoon. Snow accumulation up to
1 inch. Total snow accumulation up to 6 inches. Highs 33 to 43.
Southwest winds around 15 mph until late afternoon. Chance of
precipitation 80 percent.
.FRIDAY NIGHT...Mostly cloudy then becoming partly cloudy late in
the evening then becoming mostly cloudy. Scattered rain showers
and snow showers in the evening, then scattered snow showers
after midnight. Lows 22 to 28. Chance of precipitation
40 percent.
.SATURDAY...Mostly cloudy. Chance of snow showers, possibly mixed
with rain showers in the morning, then snow showers likely,
possibly mixed with rain showers in the afternoon. Snow
accumulation up to 1 inch. Highs 32 to 40. Chance of
precipitation 60 percent.
.SATURDAY NIGHT...Snow showers likely. Snow accumulation of 1 to
2 inches. Lows 23 to 29. Chance of snow 70 percent.
.SUNDAY...Snow showers likely in the morning, then snow showers
likely, possibly mixed with rain showers in the afternoon. Light
snow accumulations. Highs 29 to 37. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Mostly cloudy. Snow showers likely, possibly
mixed with rain showers in the evening, then chance of snow
showers after midnight. Light snow accumulations. Lows 22 to 28.
Chance of precipitation 60 percent.
.MONDAY...Cloudy. Snow likely in the morning, then chance of rain
and snow in the afternoon. Moderate snow accumulations. Highs
33 to 41. Chance of precipitation 70 percent.
.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow in
the evening, then partly cloudy after midnight. Lows 22 to 28.
.TUESDAY...Partly cloudy. A 20 percent chance of rain showers and
snow showers in the afternoon. Highs 36 to 46.
.TUESDAY NIGHT...Partly cloudy with slight chance of rain showers
and snow showers in the evening, then mostly cloudy with chance
of snow showers after midnight. Lows 23 to 29. Chance of
precipitation 30 percent.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers in the
morning, then slight chance of rain showers and snow showers in
the afternoon. Highs 38 to 48. Chance of precipitation
20 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 23 to 29.
.THURSDAY...Mostly sunny. Highs 43 to 51.

$$

WYZ015-221000-
Wind River Mountains East-
220 AM MDT Fri Sep 22 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT TODAY...

.REST OF TONIGHT...Snow showers, possibly mixed with rain
showers. New snow accumulation up to 2 inches. Near steady
temperature in the lower 30s. South winds around 15 mph. Chance
of precipitation near 100 percent.
.FRIDAY...Widespread rain showers and snow showers. Snow
accumulation up to 2 inches. Highs 32 to 42. Southwest winds
around 15 mph. Chance of precipitation 90 percent.
.FRIDAY NIGHT...Mostly cloudy. Scattered rain showers and snow
showers until early morning, then numerous snow showers early in
the morning. Snow accumulation up to 2 inches. Lows 21 to 29.
Chance of precipitation 60 percent.
.SATURDAY...Snow showers, possibly mixed with rain showers. Snow
accumulation up to 2 inches. Highs 30 to 38. Chance of
precipitation 70 percent.
.SATURDAY NIGHT...Snow showers likely. Snow accumulation of 2 to
4 inches. Lows 22 to 28. Chance of snow 70 percent.
.SUNDAY...Snow showers likely in the morning, then snow showers,
possibly mixed with rain showers in the afternoon. Moderate snow
accumulations. Highs 28 to 36. Chance of precipitation
70 percent.
.SUNDAY NIGHT...Cloudy with snow showers likely. Light snow
accumulations. Lows 21 to 27. Chance of snow 70 percent.
.MONDAY...Cloudy. Snow likely in the morning, then snow likely,
possibly mixed with rain in the afternoon. Moderate snow
accumulations. Highs 31 to 39. Chance of precipitation
70 percent.
.MONDAY NIGHT...Mostly cloudy with a 40 percent chance of snow in
the evening, then partly cloudy after midnight. Lows 22 to 28.
.TUESDAY...Partly cloudy. A 20 percent chance of rain showers and
snow showers in the afternoon. Highs 35 to 45.
.TUESDAY NIGHT...Partly cloudy with slight chance of rain showers
and snow showers in the evening, then mostly cloudy with chance
of snow showers after midnight. Lows 22 to 30. Chance of
precipitation 30 percent.
.WEDNESDAY...Partly cloudy. Slight chance of snow showers in the
morning, then slight chance of rain showers and snow showers in
the afternoon. Highs 37 to 47. Chance of precipitation
20 percent.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 23 to 29.
.THURSDAY...Mostly sunny. Highs 41 to 51.

$$

WYZ019-221000-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy with a 30 percent chance of rain
showers. Lows 35 to 41. East winds around 15 mph.
.FRIDAY...Breezy. Partly cloudy. Isolated rain showers in the
morning, then isolated rain showers and thunderstorms in the
afternoon. Highs 51 to 59. Southwest winds 15 to 20 mph in the
late morning and afternoon. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. Isolated thunderstorms early in the evening. Scattered
rain showers through the night. Scattered snow showers early in
the morning. Little or no snow accumulation. Lows 30 to 36. West
winds around 15 mph early in the evening. Chance of precipitation
50 percent.
.SATURDAY...Cooler. Rain showers likely, possibly mixed with snow
showers in the morning, then rain showers likely in the
afternoon. Little or no snow accumulation. Highs 39 to 45.
Northeast winds around 15 mph. Chance of precipitation
70 percent.
.SATURDAY NIGHT...Rain showers, possibly mixed with snow showers.
Snow accumulation up to 1 inch. Lows 27 to 33. Northeast winds
around 15 mph. Chance of precipitation 70 percent.
.SUNDAY...Snow showers, possibly mixed with rain showers in the
morning, then rain showers likely in the afternoon. Highs 34 to
40. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy with a 50 percent chance of rain showers
and snow showers. Light snow accumulations. Lows 26 to 32.
.MONDAY...Cloudy. Chance of snow in the morning, then chance of
rain in the afternoon. Highs 40 to 46. Chance of precipitation
40 percent.
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of rain
and snow in the evening, then partly cloudy after midnight. Lows
around 30.
.TUESDAY...Not as cool. Partly cloudy. Highs 48 to 54.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs 49 to 55.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s.
.THURSDAY...Mostly sunny. Highs 53 to 59.

$$

WYZ024-221000-
Salt River and Wyoming Ranges-
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Cloudy with snow showers likely, possibly
mixed with rain showers. New snow accumulation up to 1 inch.
Total snow accumulation up to 2 inches. Near steady temperature
in the mid 30s. Southwest winds around 15 mph after midnight.
Chance of precipitation 60 percent.
.FRIDAY...Mostly cloudy until late afternoon then becoming partly
cloudy. Numerous rain showers, possibly mixed with snow showers
in the morning, then scattered rain showers, possibly mixed with
snow showers in the afternoon. Little or no snow accumulation.
Highs 36 to 44. Southwest winds around 15 mph in the afternoon.
Chance of precipitation 60 percent.
.FRIDAY NIGHT...Partly cloudy with scattered rain showers and
snow showers in the evening, then mostly cloudy with scattered
snow showers after midnight. Lows 23 to 29. Chance of
precipitation 30 percent.
.SATURDAY...Mostly cloudy. Chance of snow showers, possibly mixed
with rain showers in the morning, then chance of rain showers in
the afternoon. Little or no snow accumulation. Highs 38 to 46.
Chance of precipitation 50 percent.
.SATURDAY NIGHT...Rain showers, possibly mixed with snow showers
in the evening, then snow showers likely after midnight. Snow
accumulation of 1 to 2 inches. Lows 24 to 30. Chance of
precipitation 70 percent.
.SUNDAY...Snow showers likely in the morning, then rain showers
likely in the afternoon. Light snow accumulations. Highs 35 to
43. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Cloudy. Snow showers likely, possibly mixed with
rain showers in the evening, then chance of snow showers after
midnight. Lows 24 to 30. Chance of precipitation 60 percent.
.MONDAY...Mostly cloudy. Chance of snow in the morning, then
chance of rain, possibly mixed with snow in the afternoon. Light
snow accumulations. Highs 39 to 47. Chance of precipitation
50 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 24 to 30.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 43 to 51.
.TUESDAY NIGHT...Partly cloudy. Lows 25 to 31.
.WEDNESDAY...Partly cloudy. Highs 46 to 54.
.WEDNESDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 26 to 32.
.THURSDAY...Mostly sunny. Highs 51 to 57.

$$

WYZ030-221000-
East Sweetwater County-
Including the city of Wamsutter
220 AM MDT Fri Sep 22 2017

.REST OF TONIGHT...Partly cloudy with a 30 percent chance of rain
showers. Lows 41 to 45. South winds around 15 mph.
.FRIDAY...Breezy. Partly cloudy. Isolated rain showers in the
morning, then isolated rain showers and thunderstorms in the
afternoon. Highs 56 to 60. Southwest winds 15 to 25 mph. Chance
of precipitation 20 percent.
.FRIDAY NIGHT...Colder. Partly cloudy until early morning then
becoming mostly cloudy. Isolated thunderstorms early in the
evening. Isolated rain showers through the night. Lows 30 to 34.
West winds around 15 mph early in the evening. Chance of
precipitation 20 percent.
.SATURDAY...Mostly cloudy in the morning then becoming partly
cloudy. A 30 percent chance of rain showers. Highs 48 to 53. East
winds around 15 mph in the afternoon.
.SATURDAY NIGHT...Rain showers likely in the evening, then rain
showers, possibly mixed with snow showers after midnight. Snow
accumulation up to 1 inch. Lows 30 to 34. Northeast winds around
15 mph. Chance of precipitation 70 percent.
.SUNDAY...Rain showers, possibly mixed with snow showers in the
morning, then rain showers likely in the afternoon. Highs 41 to
46. Chance of precipitation 70 percent.
.SUNDAY NIGHT...Mostly cloudy. Chance of rain showers, possibly
mixed with snow showers in the evening, then chance of snow
showers after midnight. Lows in the upper 20s. Chance of
precipitation 50 percent.
.MONDAY...Cloudy. Chance of snow, possibly mixed with rain in the
morning, then slight chance of rain in the afternoon. Highs in
the 40s. Chance of precipitation 30 percent.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 30.
.TUESDAY...Partly cloudy. Highs in the lower to mid 50s.
.TUESDAY NIGHT...Partly cloudy. Lows in the lower 30s.
.WEDNESDAY...Partly cloudy. Highs in the mid 50s.
.WEDNESDAY NIGHT...Mostly clear. Lows in the lower 30s.
.THURSDAY...Mostly sunny. Highs in the upper 50s.

$$





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