Zone Forecast Product
Issued by NWS Riverton, WY

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939
FPUS55 KRIW 210147
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
746 PM MDT Sun Aug 20 2017

WYZ020-211000-
Natrona County Lower Elevations-
Including the city of Casper
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Isolated rain showers early in the
evening. Patchy smoke through the night. Lows around 53. West
winds around 15 mph early in the evening. Chance of showers
20 percent.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
around 83. Northeast winds around 15 mph late in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows around 51. Northeast winds
around 15 mph early in the evening.
.TUESDAY...Sunny. Highs 84 to 88.
.TUESDAY NIGHT...Clear. Lows around 54.
.WEDNESDAY...Mostly sunny. Highs in the mid 80s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.THURSDAY...Partly cloudy. Highs in the mid 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.FRIDAY...Mostly sunny. Highs in the lower 80s.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs in the lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s.
.SUNDAY...Sunny. Highs in the lower 80s.

$$

WYZ017-211000-
Wind River Basin-
Including the cities of Riverton and Shoshoni
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Patchy smoke. Lows 52 to 56. Northwest winds around 15 mph early
in the evening.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
82 to 86.
.MONDAY NIGHT...Clear. Lows 51 to 55.
.TUESDAY...Sunny. Highs 84 to 88.
.TUESDAY NIGHT...Mostly clear. Lows 53 to 57.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid to upper 80s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the upper 50s.
.THURSDAY...Partly cloudy. Highs in the lower to mid 80s.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 50s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower to mid 80s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs in the lower to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s.
.SUNDAY...Sunny. Highs in the lower to mid 80s.

$$

WYZ018-211000-
Lander Foothills-
Including the city of Lander
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.  and
patchy smoke through the night. Lows around 52. West winds around
15 mph early in the evening.
.MONDAY...Sunny then becoming partly cloudy early in the
afternoon then becoming mostly sunny. Areas of smoke in the
morning. Highs 82 to 86.
.MONDAY NIGHT...Mostly clear. Lows 49 to 53.
.TUESDAY...Sunny. Highs 84 to 88.
.TUESDAY NIGHT...Mostly clear. Lows around 55.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid 80s.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the mid 50s.
.THURSDAY...Partly cloudy. Highs in the lower 80s.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid 50s.
.FRIDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the lower 80s.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs in the lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s.
.SUNDAY...Sunny. Highs in the lower 80s.

$$

WYZ028-211000-
Rock Springs and Green River-
Including the cities of Rock Springs and Green River
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy with isolated rain showers early in the
evening, then partly cloudy in the late evening and overnight.
Lows 48 to 52. South winds around 15 mph early in the evening.
Chance of showers 20 percent.
.MONDAY...Mostly sunny until late afternoon then becoming partly
cloudy. Highs 82 to 86.
.MONDAY NIGHT...Partly cloudy in the evening then clearing. Lows
48 to 52.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 82 to 86.
.TUESDAY NIGHT...Partly cloudy. Lows around 54. Southwest winds
around 15 mph in the evening.
.WEDNESDAY...Partly cloudy. Slight chance of rain showers in the
morning, then isolated rain showers and thunderstorms in the
afternoon. Some thunderstorms may produce gusty winds in the
afternoon. Highs near 80. Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Isolated rain showers and
thunderstorms in the evening, then isolated rain showers after
midnight. Lows in the lower 50s. Chance of precipitation
20 percent.
.THURSDAY...Partly cloudy. Highs near 80.
.THURSDAY NIGHT...Mostly cloudy in the evening then clearing.
Lows around 50.
.FRIDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs near 80.
.FRIDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.SATURDAY...Mostly sunny. Highs near 80.
.SATURDAY NIGHT...Mostly clear. Lows around 50.
.SUNDAY...Sunny. Highs near 80.

$$

WYZ013-211000-
Jackson Hole-
Including the city of Jackson
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy in the late
evening and early morning then becoming mostly clear. Lows 41 to
45.
.MONDAY...Mostly sunny. Highs 76 to 81.
.MONDAY NIGHT...Clear. Lows 39 to 43.
.TUESDAY...Sunny. Highs 79 to 84. Southwest winds around 15 mph
in the afternoon.
.TUESDAY NIGHT...Clear. Lows 43 to 47.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid to upper 70s.
.WEDNESDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the 40s. Chance of precipitation 20 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs 71 to 76. Chance of precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy. Isolated rain showers and
thunderstorms in the evening. Lows in the 40s. Chance of
precipitation 20 percent.
.FRIDAY...Partly cloudy. Highs 71 to 76.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower to mid 40s.
.SATURDAY...Mostly sunny. Highs 73 to 78.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 40s.
.SUNDAY...Sunny. Highs in the mid to upper 70s.

$$

WYZ003-211000-
Cody Foothills-
Including the cities of Cody and Meeteetse
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Patchy smoke. Lows 50 to 54.
.MONDAY...Partly cloudy early in the morning then clearing. Areas
of smoke in the morning. Highs 76 to 81.
.MONDAY NIGHT...Clear. Lows 50 to 54.
.TUESDAY...Sunny. Highs 81 to 86.
.TUESDAY NIGHT...Clear. Lows 53 to 58.
.WEDNESDAY...Mostly sunny. Highs 81 to 86.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 55 to 60.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs 78 to 83. Chance of precipitation 20 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the 50s. Chance of precipitation 20 percent.
.FRIDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs 75 to 80. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower to mid 50s.
.SATURDAY...Mostly sunny. Highs 75 to 80.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 50s.
.SUNDAY...Mostly sunny. Highs 77 to 82.

$$

WYZ004-211000-
North Big Horn Basin-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Patchy smoke. Lows around 56.
.MONDAY...Mostly sunny then becoming partly cloudy late in the
morning then becoming mostly sunny. Areas of smoke in the
morning. Highs around 84.
.MONDAY NIGHT...Mostly clear. Lows around 54.
.TUESDAY...Sunny. Highs 86 to 90.
.TUESDAY NIGHT...Mostly clear. Lows around 56.
.WEDNESDAY...Mostly sunny. Highs near 90.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.THURSDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Highs in the mid to upper 80s.
Chance of precipitation 20 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the upper 50s. Chance of precipitation 20 percent.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower to mid 80s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy with isolated rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Lows in the mid 50s. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny. Highs in the lower to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s.
.SUNDAY...Sunny. Highs in the mid 80s.

$$

WYZ006-211000-
Southeast Big Horn Basin-
Including the city of Worland
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Patchy smoke. Lows around
54.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
around 84.
.MONDAY NIGHT...Mostly clear. Lows around 52.
.TUESDAY...Sunny. Highs around 88.
.TUESDAY NIGHT...Mostly clear. Lows around 55.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.THURSDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Highs in the mid 80s. Chance of
precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the mid 80s. Chance of precipitation
20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs in the lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s.
.SUNDAY...Sunny. Highs in the mid 80s.

$$

WYZ005-211000-
Southwest Big Horn Basin-
Including the city of Thermopolis
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Patchy smoke. Lows around 54.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
81 to 85.
.MONDAY NIGHT...Mostly clear. Lows 50 to 54.
.TUESDAY...Sunny. Highs 85 to 89.
.TUESDAY NIGHT...Clear. Lows around 55.
.WEDNESDAY...Mostly sunny. Highs in the mid to upper 80s.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.THURSDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Highs in the 80s. Chance of
precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid 50s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower to mid 80s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs in the lower to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the lower 50s.
.SUNDAY...Sunny. Highs in the lower to mid 80s.

$$

WYZ023-211000-
Star Valley-
Including the cities of Afton, Alpine, Star Valley Ranch,
and Thayne
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Lows 39 to 44.
.MONDAY...Mostly sunny then becoming partly cloudy late in the
morning then becoming mostly sunny. Highs 81 to 85.
.MONDAY NIGHT...Clear. Lows 35 to 40.
.TUESDAY...Sunny. Highs 82 to 86.
.TUESDAY NIGHT...Partly cloudy. Lows 45 to 49.
.WEDNESDAY...Partly cloudy in the morning, then mostly cloudy
with scattered rain showers and thunderstorms in the afternoon.
Some thunderstorms may produce gusty winds in the afternoon.
Highs in the mid 70s to lower 80s. Chance of precipitation
30 percent.
.WEDNESDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid to upper 40s. Chance of precipitation 20 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs in the mid to upper 70s. Chance of precipitation
20 percent.
.THURSDAY NIGHT...Partly cloudy. Lows in the mid to upper 40s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the mid 70s to lower 80s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower to mid 40s.
.SATURDAY...Mostly sunny. Highs near 80.
.SATURDAY NIGHT...Mostly clear. Lows in the lower to mid 40s.
.SUNDAY...Sunny. Highs near 80.

$$

WYZ025-211000-
Upper Green River Basin Foothills-
Including the city of Pinedale
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Lows 37 to 41. Northwest
winds around 15 mph early in the evening.
.MONDAY...Mostly sunny. Highs 75 to 79. West winds around 15 mph
late in the afternoon.
.MONDAY NIGHT...Clear. Lows 34 to 38.
.TUESDAY...Sunny. Highs 76 to 80.
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Lows 41 to 46.
.WEDNESDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs in the lower to mid 70s.
Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 41 to 46. Chance of precipitation 20 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs in the lower to mid 70s. Chance of precipitation
20 percent.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows in the lower to mid 40s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower to mid 70s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
near 40.
.SATURDAY...Mostly sunny. Highs in the lower to mid 70s.
.SATURDAY NIGHT...Mostly clear. Lows near 40.
.SUNDAY...Sunny. Highs in the 70s.

$$

WYZ026-211000-
Upper Green River Basin-
Including the cities of La Barge, Big Piney, and Farson
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing. Lows
41 to 46. West winds around 15 mph early in the evening.
.MONDAY...Mostly sunny then becoming partly cloudy early in the
afternoon then becoming mostly sunny. Highs 78 to 82. West winds
around 15 mph late in the afternoon.
.MONDAY NIGHT...Partly cloudy in the evening then clearing. Lows
40 to 45.
.TUESDAY...Sunny. Highs 79 to 83.
.TUESDAY NIGHT...Partly cloudy. Lows 47 to 52.
.WEDNESDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs in the mid 70s to lower 80s.
Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows in the mid to upper 40s. Chance of precipitation 20 percent.
.THURSDAY...Mostly sunny in the morning, then partly cloudy with
isolated rain showers and thunderstorms in the afternoon. Highs
in the mid to upper 70s. Chance of precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the mid to upper 40s.
.FRIDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid to upper 70s.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
43 to 48.
.SATURDAY...Mostly sunny. Highs in the mid to upper 70s.
.SATURDAY NIGHT...Mostly clear. Lows 43 to 48.
.SUNDAY...Sunny. Highs in the mid 70s to lower 80s.

$$

WYZ010-211000-
Northeast Johnson County-
Including the city of Buffalo
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Patchy smoke. Lows around
56. North winds around 15 mph early in the evening.
.MONDAY...Mostly sunny early in the morning then becoming partly
cloudy. Areas of smoke in the morning. Highs 81 to 85. North
winds around 15 mph in the late morning and early afternoon.
.MONDAY NIGHT...Partly cloudy in the evening then clearing. Lows
around 55.
.TUESDAY...Mostly sunny. Highs 85 to 89.
.TUESDAY NIGHT...Mostly clear. Lows around 58.
.WEDNESDAY...Mostly sunny. Highs near 90.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60.
.THURSDAY...Partly cloudy. Highs 85 to 90.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower to mid 80s. Chance of
precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy with isolated rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Lows in the mid 50s. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny. Highs in the lower to mid 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s.
.SUNDAY...Mostly sunny. Highs in the lower to mid 80s.

$$

WYZ011-211000-
Southeast Johnson County-
Including the city of Kaycee
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Patchy smoke. Lows 53 to 57.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
around 83. North winds around 15 mph in the late morning and
afternoon.
.MONDAY NIGHT...Mostly clear. Lows 52 to 56.
.TUESDAY...Sunny. Highs around 87.
.TUESDAY NIGHT...Clear. Lows around 57.
.WEDNESDAY...Mostly sunny. Highs in the upper 80s.
.WEDNESDAY NIGHT...Partly cloudy. Lows around 60.
.THURSDAY...Partly cloudy. Highs in the mid to upper 80s.
.THURSDAY NIGHT...Partly cloudy. Lows in the upper 50s.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs in the lower 80s. Chance of precipitation
20 percent.
.FRIDAY NIGHT...Partly cloudy with isolated rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Lows in the mid 50s. Chance of precipitation 20 percent.
.SATURDAY...Mostly sunny. Highs in the lower 80s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 50s.
.SUNDAY...Mostly sunny. Highs in the lower 80s.

$$

WYZ027-211000-
South Lincoln County-
Including the cities of Kemmerer and Cokeville
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy then becoming mostly clear late in the
evening then becoming partly cloudy then becoming mostly clear
late in the night. Lows around 48. West winds around 15 mph early
in the evening.
.MONDAY...Mostly sunny. Highs around 82. Northwest winds around
15 mph late in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 45 to 49. Northwest winds
around 15 mph early in the evening.
.TUESDAY...Sunny in the morning then becoming partly cloudy.
Highs around 82.
.TUESDAY NIGHT...Partly cloudy. Lows 49 to 53. West winds around
15 mph in the evening.
.WEDNESDAY...Partly cloudy. Slight chance of rain showers in the
morning, then isolated rain showers and thunderstorms in the
afternoon. Some thunderstorms may produce gusty winds in the
afternoon. Highs in the mid 70s to lower 80s. Chance of
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Lows in the upper 40s.
.THURSDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Highs in the upper 70s. Chance of
precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the upper 40s.
.FRIDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the upper 70s.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the mid 40s.
.SATURDAY...Mostly sunny. Highs in the upper 70s.
.SATURDAY NIGHT...Mostly clear. Lows in the mid 40s.
.SUNDAY...Sunny. Highs around 80.

$$

WYZ016-211000-
Upper Wind River Basin-
Including the city of Dubois
746 PM MDT Sun Aug 20 2017

.TONIGHT...Breezy. Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Patchy smoke. Lows 46 to 51.
West winds 15 to 20 mph early in the evening.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
76 to 80. South winds around 15 mph late in the afternoon.
.MONDAY NIGHT...Clear. Lows 44 to 49.
.TUESDAY...Sunny. Highs 78 to 82. West winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Clear. Lows 47 to 52. Northwest winds around
15 mph in the evening.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 77 to 82.
.WEDNESDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 48 to 53.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 74 to 79. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy in the evening then becoming
partly cloudy. Lows 47 to 52.
.FRIDAY...Partly cloudy. Isolated rain showers and thunderstorms
in the afternoon. Highs 73 to 78. Chance of precipitation
20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
46 to 51.
.SATURDAY...Mostly sunny. Highs 74 to 79.
.SATURDAY NIGHT...Mostly clear. Lows 44 to 49.
.SUNDAY...Mostly sunny. Highs 75 to 80.

$$

WYZ001-211000-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Lows 38 to 44.
.MONDAY...Mostly sunny. Highs 68 to 74.
.MONDAY NIGHT...Clear. Lows 37 to 43.
.TUESDAY...Sunny. Highs 72 to 78. Southwest winds around 15 mph
in the afternoon.
.TUESDAY NIGHT...Clear. Lows 39 to 45.
.WEDNESDAY...Mostly sunny in the morning, then partly cloudy with
isolated rain showers and thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the afternoon. Highs
70 to 76. Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Lows 40 to 46.
.THURSDAY...Partly cloudy with isolated rain showers in the
morning, then mostly cloudy with scattered rain showers and
thunderstorms in the afternoon. Highs 66 to 72. Chance of
precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy with isolated
rain showers after midnight. Lows 40 to 46. Chance of
precipitation 20 percent.
.FRIDAY...Partly cloudy. Highs 64 to 70.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
38 to 44.
.SATURDAY...Mostly sunny. Highs 66 to 72.
.SATURDAY NIGHT...Mostly clear. Lows 37 to 43.
.SUNDAY...Mostly sunny. Highs 68 to 74.

$$

WYZ029-211000-
Flaming Gorge-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Isolated rain showers early in the evening. Lows around 53.
Chance of showers 20 percent.
.MONDAY...Mostly sunny. Highs 82 to 86.
.MONDAY NIGHT...Mostly clear. Lows around 52.
.TUESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 82 to 86.
.TUESDAY NIGHT...Partly cloudy. Lows around 55. West winds around
15 mph in the evening.
.WEDNESDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs near 80. Chance of
precipitation 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy with isolated
rain showers after midnight. Lows in the lower 50s. Chance of
precipitation 20 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning.
Highs in the mid 70s to lower 80s. Chance of showers 20 percent.
.THURSDAY NIGHT...Mostly cloudy in the evening then clearing.
Lows in the lower 50s.
.FRIDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs in the mid 70s to lower 80s.
.FRIDAY NIGHT...Partly cloudy. Lows in the lower 50s.
.SATURDAY...Mostly sunny. Highs near 80.
.SATURDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the lower 50s.
.SUNDAY...Mostly sunny. Highs near 80.

$$

WYZ022-211000-
Casper Mountain-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Isolated rain showers early in the
evening. Patchy smoke through the night. Lows 49 to 55. Chance of
showers 20 percent.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
74 to 80.
.MONDAY NIGHT...Mostly clear. Lows 47 to 53.
.TUESDAY...Sunny. Highs 76 to 82.
.TUESDAY NIGHT...Clear. Lows 49 to 55.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 77 to 83.
.WEDNESDAY NIGHT...Partly cloudy. Isolated rain showers and
thunderstorms in the evening, then isolated rain showers after
midnight. Lows 51 to 57. Chance of precipitation 20 percent.
.THURSDAY...Partly cloudy. Highs 75 to 81.
.THURSDAY NIGHT...Partly cloudy. Lows 50 to 56.
.FRIDAY...Mostly sunny. Highs 73 to 79.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
48 to 54.
.SATURDAY...Mostly sunny. Highs 72 to 78.
.SATURDAY NIGHT...Mostly clear. Lows 47 to 53.
.SUNDAY...Mostly sunny. Highs 72 to 78.

$$

WYZ002-211000-
Absaroka Mountains-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Lows 40 to 46.
.MONDAY...Mostly sunny. Highs 62 to 72.
.MONDAY NIGHT...Clear. Lows 39 to 47.
.TUESDAY...Sunny. Highs 65 to 75. West winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Clear. Lows 41 to 49.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 64 to 74.
.WEDNESDAY NIGHT...Mostly cloudy. Isolated rain showers and
thunderstorms in the evening. Lows 42 to 50. Chance of
precipitation 20 percent.
.THURSDAY...Partly cloudy with scattered rain showers in the
morning, then mostly cloudy with scattered rain showers and
thunderstorms in the afternoon. Highs 60 to 70. Chance of
precipitation 40 percent.
.THURSDAY NIGHT...Mostly cloudy with scattered rain showers and
thunderstorms in the evening, then partly cloudy with isolated
rain showers after midnight. Lows 41 to 49. Chance of
precipitation 30 percent.
.FRIDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs 58 to 68. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
39 to 47.
.SATURDAY...Mostly sunny. Highs 60 to 70.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 47.
.SUNDAY...Mostly sunny. Highs 61 to 71.

$$

WYZ007-211000-
Owl Creek and Bridger Mountains-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Patchy smoke. Lows 50 to 56. North winds around 15 mph early in
the evening.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
75 to 81.
.MONDAY NIGHT...Clear. Lows 49 to 55.
.TUESDAY...Sunny. Highs 78 to 84.
.TUESDAY NIGHT...Clear. Lows 52 to 58.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 78 to 84.
.WEDNESDAY NIGHT...Partly cloudy. Lows 53 to 59.
.THURSDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Highs 76 to 82. Chance of
precipitation 20 percent.
.THURSDAY NIGHT...Partly cloudy. Isolated rain showers and
thunderstorms in the evening. Lows 52 to 58. Chance of
precipitation 20 percent.
.FRIDAY...Mostly sunny in the morning, then partly cloudy with
isolated rain showers and thunderstorms in the afternoon. Highs
73 to 79. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
49 to 55.
.SATURDAY...Mostly sunny. Highs 73 to 79.
.SATURDAY NIGHT...Mostly clear. Lows 49 to 55.
.SUNDAY...Mostly sunny. Highs 74 to 80.

$$

WYZ008-211000-
Bighorn Mountains West-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear early in the evening then becoming partly
cloudy. Patchy smoke. Lows 45 to 55.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
67 to 77.
.MONDAY NIGHT...Mostly clear. Lows 44 to 54. Northeast winds
around 15 mph late in the evening.
.TUESDAY...Sunny. Highs 70 to 80.
.TUESDAY NIGHT...Clear. Lows 47 to 57.
.WEDNESDAY...Mostly sunny. Highs 71 to 81.
.WEDNESDAY NIGHT...Partly cloudy. Lows 48 to 58.
.THURSDAY...Partly cloudy. Scattered rain showers and
thunderstorms in the afternoon. Highs 69 to 79. Chance of
precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 46 to 56. Chance of precipitation 20 percent.
.FRIDAY...Partly cloudy. Scattered rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 66 to 76. Chance of precipitation 30 percent.
.FRIDAY NIGHT...Partly cloudy with scattered rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Lows 44 to 54. Chance of precipitation 30 percent.
.SATURDAY...Mostly sunny. Highs 66 to 76.
.SATURDAY NIGHT...Mostly clear. Lows 44 to 54.
.SUNDAY...Mostly sunny. Highs 67 to 77.

$$

WYZ009-211000-
Bighorn Mountains Southeast-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing.
Patchy smoke. Lows 45 to 53.
.MONDAY...Mostly sunny then becoming partly cloudy early in the
afternoon then becoming mostly sunny. Areas of smoke in the
morning. Highs 66 to 76.
.MONDAY NIGHT...Mostly clear. Lows 44 to 52.
.TUESDAY...Sunny. Highs 70 to 80.
.TUESDAY NIGHT...Clear. Lows 47 to 55.
.WEDNESDAY...Mostly sunny. Highs 71 to 81.
.WEDNESDAY NIGHT...Partly cloudy. Lows 49 to 57.
.THURSDAY...Partly cloudy. Highs 68 to 78.
.THURSDAY NIGHT...Partly cloudy. Lows 47 to 55.
.FRIDAY...Partly cloudy. Scattered rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 65 to 75. Chance of precipitation 30 percent.
.FRIDAY NIGHT...Partly cloudy with scattered rain showers and
thunderstorms in the evening, then mostly clear after midnight.
Lows 44 to 52. Chance of precipitation 30 percent.
.SATURDAY...Mostly sunny. Highs 65 to 75.
.SATURDAY NIGHT...Mostly clear. Lows 44 to 52.
.SUNDAY...Mostly sunny. Highs 66 to 76.

$$

WYZ012-211000-
Teton and Gros Ventre Mountains-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy until early morning then clearing. Lows
40 to 46.
.MONDAY...Mostly sunny. Highs 67 to 75.
.MONDAY NIGHT...Clear. Lows 39 to 45.
.TUESDAY...Sunny. Highs 69 to 77. West winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Clear. Lows 41 to 47.
.WEDNESDAY...Mostly sunny in the morning, then partly cloudy with
isolated rain showers and thunderstorms in the afternoon. Some
thunderstorms may produce gusty winds in the afternoon. Highs
65 to 73. Chance of precipitation 20 percent.
.WEDNESDAY NIGHT...Mostly cloudy. Scattered rain showers and
thunderstorms in the evening, then isolated rain showers after
midnight. Lows 41 to 47. Chance of precipitation 30 percent.
.THURSDAY...Partly cloudy with isolated rain showers in the
morning, then mostly cloudy with scattered rain showers and
thunderstorms in the afternoon. Highs 61 to 71. Chance of
precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy with isolated
rain showers after midnight. Lows 41 to 47. Chance of
precipitation 20 percent.
.FRIDAY...Partly cloudy. Isolated rain showers in the morning,
then isolated rain showers and thunderstorms in the afternoon.
Highs 61 to 71. Chance of precipitation 20 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
40 to 46.
.SATURDAY...Mostly sunny. Highs 64 to 72.
.SATURDAY NIGHT...Mostly clear. Lows 39 to 45.
.SUNDAY...Sunny. Highs 66 to 74.

$$

WYZ014-211000-
Wind River Mountains West-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Breezy. Partly cloudy until early morning then
clearing. Lows 39 to 47. West winds 15 to 20 mph early in the
evening.
.MONDAY...Mostly sunny then becoming partly cloudy early in the
afternoon then becoming mostly sunny. Highs 64 to 74. West winds
around 15 mph in the afternoon.
.MONDAY NIGHT...Clear. Lows 38 to 46.
.TUESDAY...Sunny. Highs 65 to 75. West winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Mostly clear in the evening then becoming partly
cloudy. Lows 40 to 48.
.WEDNESDAY...Partly cloudy. Scattered rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 63 to 73. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Mostly cloudy with scattered rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 40 to 48. Chance of precipitation 30 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 60 to 70. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 39 to 47. Chance of precipitation 20 percent.
.FRIDAY...Mostly sunny with isolated rain showers in the morning,
then partly cloudy with scattered rain showers and thunderstorms
in the afternoon. Highs 60 to 70. Chance of precipitation
30 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
38 to 46.
.SATURDAY...Mostly sunny. Highs 61 to 71.
.SATURDAY NIGHT...Mostly clear. Lows 38 to 46.
.SUNDAY...Mostly sunny. Highs 62 to 72.

$$

WYZ015-211000-
Wind River Mountains East-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Breezy. Partly cloudy until early morning then
clearing. Lows 39 to 49. West winds 15 to 20 mph in the evening.
.MONDAY...Mostly sunny then becoming partly cloudy early in the
afternoon then becoming mostly sunny. Highs 62 to 72. West winds
around 15 mph early in the morning becoming northwest around
15 mph in the afternoon.
.MONDAY NIGHT...Mostly clear. Lows 38 to 46.
.TUESDAY...Sunny. Highs 64 to 74. West winds around 15 mph in the
afternoon.
.TUESDAY NIGHT...Mostly clear. Lows 40 to 50.
.WEDNESDAY...Partly cloudy. Scattered rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 62 to 72. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Cloudy with scattered rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 40 to 50. Chance of precipitation 30 percent.
.THURSDAY...Partly cloudy. Scattered rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 59 to 69. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Mostly cloudy with isolated rain showers and
thunderstorms in the evening, then partly cloudy after midnight.
Lows 39 to 49. Chance of precipitation 20 percent.
.FRIDAY...Mostly sunny with isolated rain showers in the morning,
then partly cloudy with scattered rain showers and thunderstorms
in the afternoon. Highs 58 to 68. Chance of precipitation
30 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
38 to 48.
.SATURDAY...Mostly sunny. Highs 60 to 70.
.SATURDAY NIGHT...Mostly clear. Lows 37 to 47.
.SUNDAY...Mostly sunny. Highs 61 to 71.

$$

WYZ019-211000-
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
746 PM MDT Sun Aug 20 2017

.TONIGHT...Partly cloudy. Isolated rain showers early in the
evening. Patchy smoke through the night. Lows around 51. West
winds around 15 mph early in the evening. Chance of showers
20 percent.
.MONDAY...Mostly sunny. Areas of smoke in the morning. Highs
77 to 83.
.MONDAY NIGHT...Partly cloudy in the evening then clearing. Lows
around 50.
.TUESDAY...Sunny. Highs 79 to 85.
.TUESDAY NIGHT...Mostly clear. Lows around 54.
.WEDNESDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 78 to 84.
.WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 56.
.THURSDAY...Partly cloudy. Highs 76 to 82.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows 49 to 55.
.FRIDAY...Mostly sunny. Highs 75 to 81.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
in the lower 50s.
.SATURDAY...Mostly sunny. Highs 75 to 81.
.SATURDAY NIGHT...Mostly clear. Lows around 50.
.SUNDAY...Sunny. Highs 76 to 82.

$$

WYZ024-211000-
Salt River and Wyoming Ranges-
746 PM MDT Sun Aug 20 2017

.TONIGHT...Mostly clear then becoming partly cloudy after
midnight then becoming mostly clear. Lows 42 to 48. West winds
around 15 mph early in the evening.
.MONDAY...Mostly sunny. Highs 71 to 79. West winds around 15 mph
late in the afternoon.
.MONDAY NIGHT...Clear. Lows 41 to 47.
.TUESDAY...Mostly sunny. Highs 72 to 80. West winds around 15 mph
in the afternoon.
.TUESDAY NIGHT...Partly cloudy. Lows 45 to 51.
.WEDNESDAY...Partly cloudy with slight chance of rain showers in
the morning, then mostly cloudy with scattered rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs 67 to 75. Chance of
precipitation 30 percent.
.WEDNESDAY NIGHT...Mostly cloudy with scattered rain showers and
thunderstorms in the evening, then partly cloudy with isolated
rain showers after midnight. Lows 43 to 49. Chance of
precipitation 30 percent.
.THURSDAY...Partly cloudy. Isolated rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 66 to 74. Chance of precipitation 30 percent.
.THURSDAY NIGHT...Partly cloudy. Lows 43 to 49.
.FRIDAY...Partly cloudy. Isolated rain showers in the morning,
then scattered rain showers and thunderstorms in the afternoon.
Highs 66 to 74. Chance of precipitation 30 percent.
.FRIDAY NIGHT...Partly cloudy in the evening then clearing. Lows
41 to 47.
.SATURDAY...Mostly sunny. Highs 68 to 76.
.SATURDAY NIGHT...Mostly clear. Lows 41 to 47.
.SUNDAY...Sunny. Highs 69 to 77.

$$

WYZ030-211000-
East Sweetwater County-
Including the city of Wamsutter
746 PM MDT Sun Aug 20 2017

.TONIGHT...Breezy. Partly cloudy until early morning then
clearing. Isolated rain showers early in the evening. Lows around
52. West winds 15 to 20 mph early in the evening. Chance of
showers 20 percent.
.MONDAY...Mostly sunny. Highs around 83.
.MONDAY NIGHT...Mostly clear. Lows around 51.
.TUESDAY...Mostly sunny. Highs 81 to 85.
.TUESDAY NIGHT...Partly cloudy. Lows around 54.
.WEDNESDAY...Partly cloudy. Isolated rain showers and
thunderstorms in the afternoon. Some thunderstorms may produce
gusty winds in the afternoon. Highs near 80. Chance of
precipitation 20 percent.
.WEDNESDAY NIGHT...Partly cloudy. Isolated rain showers and
thunderstorms in the evening, then isolated rain showers after
midnight. Lows in the lower 50s. Chance of precipitation
20 percent.
.THURSDAY...Partly cloudy. Highs near 80.
.THURSDAY NIGHT...Partly cloudy in the evening then clearing.
Lows in the lower 50s.
.FRIDAY...Mostly sunny. Highs in the mid 70s to lower 80s.
.FRIDAY NIGHT...Partly cloudy. Lows around 50.
.SATURDAY...Mostly sunny. Highs near 80.
.SATURDAY NIGHT...Mostly clear. Lows around 50.
.SUNDAY...Sunny. Highs around 80.

$$





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