256  
FPUS55 KRIW 240349  
ZFPRIW  
FPUS55 KRIW 240348  
ZFPRIW  
 
ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING  
NATIONAL WEATHER SERVICE RIVERTON WY  
948 PM MDT SUN SEP 23 2018  
 
WYZ020-241000-  
NATRONA COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITY OF CASPER  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
BREEZY. MOSTLY CLOUDY. SMOKE LATE IN THE  
EVENING. SCATTERED RAIN SHOWERS IN THE LATE EVENING AND EARLY  
MORNING. LOWS AROUND 43. NORTHEAST WINDS 15 TO 20 MPH LATE IN THE  
EVENING. CHANCE OF SHOWERS 30 PERCENT.    
MONDAY
 
MOSTLY SUNNY EARLY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 63 TO 67. NORTHWEST WINDS AROUND 15 MPH IN THE  
AFTERNOON.    
MONDAY NIGHT
 
COLDER. PARTLY CLOUDY UNTIL EARLY MORNING THEN  
CLEARING. A 20 PERCENT CHANCE OF RAIN SHOWERS. AREAS OF FROST  
EARLY IN THE MORNING. LOWS 32 TO 36. NORTH WINDS AROUND 15 MPH IN  
THE EVENING.    
TUESDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS AROUND 58.   
TUESDAY NIGHT
 
MOSTLY CLEAR. WIDESPREAD FROST AFTER MIDNIGHT.  
LOWS 31 TO 35.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY. WIDESPREAD FROST IN THE  
MORNING. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 60S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER  
40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.    
SUNDAY
 
BREEZY. PARTLY CLOUDY. HIGHS NEAR 70.  
 

 
 
WYZ017-241000-  
WIND RIVER BASIN-  
INCLUDING THE CITIES OF RIVERTON AND SHOSHONI  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING MOSTLY CLEAR. SMOKE LATE IN THE EVENING.  
LOWS 41 TO 45.    
MONDAY
 
MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY IN THE LATE  
MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY SUNNY. HIGHS  
63 TO 67. NORTH WINDS AROUND 15 MPH LATE IN THE AFTERNOON.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY  
LATE IN THE EVENING THEN BECOMING MOSTLY CLEAR. LOWS 36 TO 40.  
NORTH WINDS 15 TO 20 MPH IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 58 TO 62.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 38.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY. HIGHS NEAR 70.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE 60S.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS NEAR 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS NEAR 70.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS NEAR 40.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS IN  
THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS NEAR 70.  
 

 
 
WYZ018-241000-  
LANDER FOOTHILLS-  
INCLUDING THE CITY OF LANDER  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING CLEAR. SMOKE LATE IN THE EVENING. LOWS  
AROUND 44.    
MONDAY
 
MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY IN THE LATE  
MORNING AND EARLY AFTERNOON THEN BECOMING SUNNY. SMOKE IN THE  
AFTERNOON. HIGHS AROUND 66.    
MONDAY NIGHT
 
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY LATE IN  
THE EVENING THEN BECOMING CLEAR. SMOKE IN THE EVENING. LOWS  
AROUND 37. NORTH WINDS AROUND 15 MPH LATE IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 38.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS IN  
THE MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 40S.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ028-241000-  
ROCK SPRINGS AND GREEN RIVER-  
INCLUDING THE CITIES OF ROCK SPRINGS AND GREEN RIVER  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY IN THE LATE EVENING AND EARLY  
MORNING THEN CLEARING. SMOKE AFTER MIDNIGHT. LOWS 36 TO 41.    
MONDAY
 
BREEZY, SUNNY. SMOKE EARLY IN THE MORNING. HIGHS 65 TO  
69. WEST WINDS 15 TO 25 MPH IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, COLDER, CLEAR. SMOKE IN THE EVENING. LOWS  
28 TO 33. NORTHWEST WINDS 15 TO 25 MPH IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS 61 TO 65.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 30 TO 35.    
WEDNESDAY
 
BREEZY, SUNNY. HIGHS NEAR 70.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 33 TO 38.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
THURSDAY NIGHT
 
BREEZY, CLEAR. LOWS 34 TO 39.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 70S.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 38 TO 43.    
SATURDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 38 TO 43.    
SUNDAY
 
PARTLY CLOUDY. HIGHS NEAR 70.  
 

 
 
WYZ013-241000-  
JACKSON HOLE-  
INCLUDING THE CITY OF JACKSON  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLEAR. WIDESPREAD FROST EARLY IN THE  
MORNING. LOWS 31 TO 35.    
MONDAY
 
WIDESPREAD FROST EARLY IN THE MORNING. MOSTLY SUNNY.  
HIGHS 54 TO 58.    
MONDAY NIGHT
 
CLEAR. WIDESPREAD FROST EARLY IN THE MORNING.  
LOWS 27 TO 31.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
57 TO 61.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 32.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 60 TO 65.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS NEAR 30.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER TO MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. WIDESPREAD FROST AFTER MIDNIGHT.  
LOWS 29 TO 34.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 67 TO 72.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 39.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 66 TO 71.    
SATURDAY 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 35 TO 40.  
CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS IN THE LOWER  
TO MID 60S.  
 

 
 
WYZ003-241000-  
CODY FOOTHILLS-  
INCLUDING THE CITIES OF CODY AND MEETEETSE  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLEAR THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING MOSTLY CLEAR. LOWS 38 TO 42.    
MONDAY
 
PARTLY CLOUDY WITH SCATTERED RAIN SHOWERS. HIGHS 53 TO  
57. CHANCE OF SHOWERS 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT.  
WIDESPREAD FROST EARLY IN THE MORNING. LOWS 32 TO 36. NORTHWEST  
WINDS AROUND 15 MPH EARLY IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
53 TO 57.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 33 TO 37.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 50S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS NEAR 60.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID TO UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 61 TO 66.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS NEAR 60.  
 

 
 
WYZ004-241000-  
NORTH BIG HORN BASIN-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS AROUND 43. NORTHWEST WINDS AROUND 15 MPH IN THE  
LATE EVENING AND EARLY MORNING.    
MONDAY
 
PARTLY CLOUDY WITH SCATTERED RAIN SHOWERS. HIGHS 58 TO  
62. NORTH WINDS AROUND 15 MPH LATE IN THE AFTERNOON. CHANCE OF  
SHOWERS 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING, THEN MOSTLY CLEAR AFTER MIDNIGHT. LOWS  
AROUND 38. NORTHWEST WINDS AROUND 15 MPH EARLY IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS 57 TO 61.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 38.    
WEDNESDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
FRIDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS 63 TO  
68.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 64 TO 69.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS NEAR 40.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 61 TO 66.  
 

 
 
WYZ006-241000-  
SOUTHEAST BIG HORN BASIN-  
INCLUDING THE CITY OF WORLAND  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY IN THE LATE EVENING AND EARLY MORNING  
THEN BECOMING PARTLY CLOUDY. SMOKE LATE IN THE EVENING. LOWS  
AROUND 42.    
MONDAY
 
PARTLY CLOUDY. HIGHS AROUND 62.    
MONDAY NIGHT
 
MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY LATE IN  
THE EVENING THEN BECOMING MOSTLY CLEAR THEN BECOMING PARTLY  
CLOUDY EARLY IN THE MORNING. A 20 PERCENT CHANCE OF RAIN SHOWERS  
IN THE EVENING. LOWS AROUND 37. NORTH WINDS AROUND 15 MPH EARLY  
IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 56 TO 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 35.    
WEDNESDAY
 
WARMER. SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. AREAS OF FROST IN THE MORNING. HIGHS IN THE MID TO UPPER  
60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS AROUND 60.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 30S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID TO UPPER 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS NEAR 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER 40S.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.  
 

 
 
WYZ005-241000-  
SOUTHWEST BIG HORN BASIN-  
INCLUDING THE CITY OF THERMOPOLIS  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING MOSTLY CLEAR. SMOKE LATE IN THE EVENING.  
LOWS AROUND 42.    
MONDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS LATE IN THE  
AFTERNOON. HIGHS 59 TO 63. CHANCE OF SHOWERS 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN  
SHOWERS IN THE EVENING. LOWS AROUND 37. NORTH WINDS AROUND 15 MPH  
IN THE EVENING.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
56 TO 60.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 35.    
WEDNESDAY
 
WARMER. SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY. HIGHS NEAR 60.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS NEAR 40.    
SATURDAY
 
PARTLY CLOUDY. HIGHS NEAR 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.  
 

 
 
WYZ023-241000-  
STAR VALLEY-  
INCLUDING THE CITIES OF AFTON, ALPINE, STAR VALLEY RANCH,  
AND THAYNE  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
PARTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. WIDESPREAD FROST EARLY IN THE MORNING. LOWS 29 TO 33.    
MONDAY
 
SUNNY. WIDESPREAD FROST EARLY IN THE MORNING. HIGHS  
AROUND 61. WEST WINDS AROUND 15 MPH IN THE AFTERNOON.    
MONDAY NIGHT
 
CLEAR. LOWS 25 TO 30.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 62.    
TUESDAY NIGHT
 
CLEAR. LOWS 26 TO 31.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 32.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE UPPER 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 34.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER 70S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 39.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 34 TO 39.    
SUNDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE MID TO UPPER 60S.  
 

 
 
WYZ025-241000-  
UPPER GREEN RIVER BASIN FOOTHILLS-  
INCLUDING THE CITY OF PINEDALE  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. SMOKE THROUGH THE NIGHT. WIDESPREAD FROST EARLY IN THE  
MORNING. LOWS 26 TO 31.    
MONDAY
 
MOSTLY SUNNY. WIDESPREAD FROST EARLY IN THE MORNING.  
SMOKE THROUGH THE DAY. HIGHS 55 TO 59. WEST WINDS AROUND 15 MPH  
IN THE AFTERNOON.    
MONDAY NIGHT
 
BREEZY, CLEAR. SMOKE IN THE EVENING. WIDESPREAD  
FROST EARLY IN THE MORNING. LOWS 20 TO 25. NORTHWEST WINDS 15 TO  
20 MPH EARLY IN THE EVENING.    
TUESDAY
 
SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS AROUND  
58.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 22 TO 27.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 23 TO 28.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 60S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. WIDESPREAD FROST AFTER MIDNIGHT.  
LOWS 25 TO 30.    
FRIDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
NEAR 70.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 34.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY  
CLOUDY WITH SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS AFTER  
MIDNIGHT. LOWS 30 TO 35. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
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 IN THE  
LOWER TO MID 60S. CHANCE OF PRECIPITATION 30 PERCENT.  
 

 
 
WYZ026-241000-  
UPPER GREEN RIVER BASIN-  
INCLUDING THE CITIES OF LA BARGE, BIG PINEY, AND FARSON  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING CLEAR. SMOKE THROUGH THE NIGHT. WIDESPREAD  
FROST EARLY IN THE MORNING. LOWS 30 TO 35.    
MONDAY
 
BREEZY, SUNNY, SMOKE. HIGHS 61 TO 65. WEST WINDS 15 TO  
20 MPH IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, COLDER, CLEAR. SMOKE IN THE EVENING. LOWS  
22 TO 27. NORTHWEST WINDS 15 TO 20 MPH EARLY IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. HIGHS 59 TO 63.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 24 TO 29.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 32.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S TO LOWER 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 34.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 33 TO 38.    
SATURDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS IN THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 34 TO 39.    
SUNDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS IN THE MID TO UPPER 60S.  
 

 
 
WYZ010-241000-  
NORTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF BUFFALO  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY WITH SCATTERED RAIN SHOWERS IN THE LATE  
EVENING AND EARLY MORNING, THEN PARTLY CLOUDY AFTER MIDNIGHT.  
LOWS AROUND 43. NORTH WINDS AROUND 15 MPH LATE IN THE EVENING.  
CHANCE OF SHOWERS 30 PERCENT.    
MONDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. SCATTERED RAIN SHOWERS. HIGHS 57 TO 61. CHANCE OF SHOWERS  
30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. LOWS AROUND 38. NORTH WINDS AROUND 15 MPH EARLY IN THE  
EVENING.    
TUESDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 54 TO 58. NORTHWEST WINDS  
15 TO 20 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS AROUND 39. NORTHWEST WINDS  
AROUND 15 MPH IN THE EVENING.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
COOLER. MOSTLY CLOUDY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 60S.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 60S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 30S TO LOWER  
40S.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS IN THE LOWER TO MID 60S.  
 

 
 
WYZ011-241000-  
SOUTHEAST JOHNSON COUNTY-  
INCLUDING THE CITY OF KAYCEE  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
SMOKE LATE IN THE EVENING. CLOUDY. LOWS AROUND  
44.    
MONDAY
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS IN THE AFTERNOON.  
HIGHS 59 TO 63. NORTH WINDS AROUND 15 MPH LATE IN THE AFTERNOON.  
CHANCE OF SHOWERS 30 PERCENT.    
MONDAY NIGHT
 
PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY LATE IN  
THE EVENING THEN BECOMING PARTLY CLOUDY THEN BECOMING MOSTLY  
CLEAR EARLY IN THE MORNING. A 20 PERCENT CHANCE OF RAIN SHOWERS.  
LOWS AROUND 38. NORTH WINDS AROUND 15 MPH EARLY IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. HIGHS AROUND 56. NORTH WINDS AROUND  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 41.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE MID 60S TO LOWER 70S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE UPPER 30S.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS IN THE UPPER 50S.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 30S TO LOWER  
40S.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS IN THE MID 30S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 60S.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS IN THE UPPER 60S.  
 

 
 
WYZ027-241000-  
SOUTH LINCOLN COUNTY-  
INCLUDING THE CITIES OF KEMMERER AND COKEVILLE  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. LOWS 30 TO 34.    
MONDAY
 
BREEZY, SUNNY. HIGHS 62 TO 66. WEST WINDS 15 TO 25 MPH  
IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, CLEAR. LOWS 23 TO 28. NORTHWEST WINDS  
15 TO 20 MPH IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS AROUND 63. WEST WINDS AROUND 15 MPH IN  
THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS 25 TO 30. NORTHWEST WINDS AROUND  
15 MPH IN THE EVENING.    
WEDNESDAY
 
BREEZY, SUNNY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 27 TO 32.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
BREEZY, CLEAR. LOWS 30 TO 35.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID 70S.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 35 TO 40.    
SATURDAY
 
BREEZY. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 33 TO 38.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH A  
20 PERCENT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS IN THE  
MID 60S TO LOWER 70S.  
 

 
 
WYZ016-241000-  
UPPER WIND RIVER BASIN-  
INCLUDING THE CITY OF DUBOIS  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
PARTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. SMOKE LATE IN THE EVENING. LOWS 34 TO 38.    
MONDAY
 
BREEZY. MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY IN THE  
LATE MORNING AND EARLY AFTERNOON THEN BECOMING MOSTLY SUNNY.  
HIGHS 57 TO 62. WEST WINDS 15 TO 20 MPH IN THE AFTERNOON.    
MONDAY NIGHT
 
BREEZY, CLEAR. WIDESPREAD FROST EARLY IN THE  
MORNING. LOWS 29 TO 33. NORTHWEST WINDS 15 TO 20 MPH EARLY IN THE  
EVENING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
54 TO 58.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 30 TO 34.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY. HIGHS 62 TO 67.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 30S.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS NEAR 60.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 39.    
FRIDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 60S.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER 40S.    
SATURDAY
 
PARTLY CLOUDY. HIGHS NEAR 70.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS NEAR 40.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 62 TO 67.  
 

 
 
WYZ001-241000-  
YELLOWSTONE NATIONAL PARK-  
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
PARTLY CLOUDY. SCATTERED RAIN SHOWERS LATE IN  
THE EVENING, THEN SCATTERED RAIN SHOWERS AND SNOW SHOWERS LATE IN  
THE EVENING. WIDESPREAD FROST AFTER MIDNIGHT. LOWS 27 TO 33.  
CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
WIDESPREAD FROST EARLY IN THE MORNING. MOSTLY CLOUDY  
WITH SCATTERED SNOW SHOWERS EARLY IN THE MORNING, THEN PARTLY  
CLOUDY WITH SCATTERED SNOW SHOWERS, POSSIBLY MIXED WITH RAIN  
SHOWERS IN THE LATE MORNING AND AFTERNOON. HIGHS 45 TO 51. WEST  
WINDS AROUND 15 MPH IN THE AFTERNOON. CHANCE OF PRECIPITATION  
30 PERCENT.    
MONDAY NIGHT
 
MOSTLY CLEAR. WIDESPREAD FROST AFTER MIDNIGHT.  
LOWS 24 TO 30. WEST WINDS AROUND 15 MPH EARLY IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
46 TO 52.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 26 TO 32.    
WEDNESDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 51 TO 59.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
WIDESPREAD FROST AFTER MIDNIGHT. LOWS 25 TO 31.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 53 TO 59.    
THURSDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
WIDESPREAD FROST AFTER MIDNIGHT. LOWS 26 TO 34.    
FRIDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
56 TO 62.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 30 TO 36.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 57 TO 63.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE  
EVENING, THEN CHANCE OF RAIN SHOWERS, POSSIBLY MIXED WITH SNOW  
SHOWERS AFTER MIDNIGHT. LOWS 31 TO 37. CHANCE OF PRECIPITATION  
30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS, POSSIBLY MIXED  
WITH SNOW SHOWERS IN THE MORNING, THEN CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS 52 TO 58. CHANCE OF PRECIPITATION  
30 PERCENT.  
 

 
 
WYZ029-241000-  
FLAMING GORGE-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY WITH SCATTERED RAIN SHOWERS IN THE LATE  
EVENING AND EARLY MORNING, THEN PARTLY CLOUDY EARLY IN THE  
MORNING. SMOKE AFTER MIDNIGHT. LOWS 40 TO 44. CHANCE OF SHOWERS  
30 PERCENT.    
MONDAY
 
BREEZY, SUNNY. SMOKE EARLY IN THE MORNING. HIGHS 66 TO  
70. WEST WINDS 15 TO 25 MPH IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, COLDER, CLEAR. SMOKE IN THE EVENING. LOWS  
32 TO 36. NORTHWEST WINDS 15 TO 25 MPH IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS 61 TO 65.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 34 TO 38.    
WEDNESDAY
 
BREEZY, SUNNY. HIGHS 66 TO 71.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 30S TO LOWER  
40S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS NEAR 40.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 73 TO 78.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS IN THE LOWER TO MID 40S.    
SATURDAY
 
MOSTLY SUNNY. HIGHS 72 TO 77.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE LOWER TO MID 40S.    
SUNDAY
 
PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN SHOWERS IN  
THE AFTERNOON. HIGHS NEAR 70.  
 

 
 
WYZ022-241000-  
CASPER MOUNTAIN-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY. SCATTERED RAIN SHOWERS IN THE  
LATE EVENING AND EARLY MORNING. LOWS 41 TO 47. CHANCE OF SHOWERS  
40 PERCENT.    
MONDAY
 
BREEZY. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS 58 TO 64. WEST WINDS 15 TO 20 MPH.    
MONDAY NIGHT
 
COLDER. PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY  
LATE IN THE EVENING THEN BECOMING PARTLY CLOUDY THEN BECOMING  
MOSTLY CLEAR EARLY IN THE MORNING. SLIGHT CHANCE OF RAIN SHOWERS  
IN THE EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AND SNOW  
SHOWERS AFTER MIDNIGHT. LOWS 31 TO 37. NORTH WINDS AROUND 15 MPH  
UNTIL EARLY MORNING. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
SUNNY. AREAS OF FROST IN THE MORNING. HIGHS 50 TO 56.  
NORTHWEST WINDS AROUND 15 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 31 TO 37.    
WEDNESDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 58 TO 64.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 33 TO 39.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 54 TO 60.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 38 TO 44.    
FRIDAY
 
WARMER. MOSTLY SUNNY. HIGHS 62 TO 68.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 38 TO 44.    
SATURDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 67 TO 73.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 42 TO 48.    
SUNDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 62 TO 68.  
 

 
 
WYZ002-241000-  
ABSAROKA MOUNTAINS-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLEAR. SCATTERED RAIN SHOWERS IN THE  
LATE EVENING AND EARLY MORNING. SCATTERED SNOW SHOWERS AFTER  
MIDNIGHT. WIDESPREAD FROST AFTER MIDNIGHT. LOWS 29 TO 35. CHANCE  
OF PRECIPITATION 30 PERCENT.    
MONDAY
 
WIDESPREAD FROST EARLY IN THE MORNING. PARTLY CLOUDY  
WITH SCATTERED SNOW SHOWERS, POSSIBLY MIXED WITH RAIN SHOWERS.  
HIGHS 41 TO 51. WEST WINDS AROUND 15 MPH IN THE AFTERNOON. CHANCE  
OF PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLEAR. CHANCE OF SNOW SHOWERS,  
POSSIBLY MIXED WITH RAIN SHOWERS EARLY IN THE EVENING, THEN  
CHANCE OF SNOW SHOWERS IN THE LATE EVENING AND OVERNIGHT.  
WIDESPREAD FROST AFTER MIDNIGHT. LOWS 25 TO 31. NORTHWEST WINDS  
15 TO 20 MPH EARLY IN THE EVENING. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
41 TO 51.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 34.    
WEDNESDAY
 
BREEZY. NOT AS COOL. MOSTLY SUNNY IN THE MORNING  
THEN BECOMING PARTLY CLOUDY. HIGHS 47 TO 57.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN CLEARING.  
LOWS 28 TO 34.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 46 TO 54.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 30 TO 38.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 49 TO 59.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 32 TO 38.    
SATURDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 52 TO 62.    
SATURDAY NIGHT
 
PARTLY CLOUDY WITH CHANCE OF RAIN SHOWERS IN  
THE EVENING, THEN MOSTLY CLOUDY WITH CHANCE OF RAIN SHOWERS,  
POSSIBLY MIXED WITH SNOW SHOWERS AND AFTER MIDNIGHT. LOWS 33 TO  
39. CHANCE OF PRECIPITATION 30 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS 47 TO 57.  
 

 
 
WYZ007-241000-  
OWL CREEK AND BRIDGER MOUNTAINS-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY THEN BECOMING PARTLY CLOUDY AFTER  
MIDNIGHT THEN BECOMING MOSTLY CLEAR. SMOKE LATE IN THE EVENING.  
LOWS 38 TO 44.    
MONDAY
 
MOSTLY SUNNY EARLY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. SCATTERED RAIN SHOWERS LATE IN THE AFTERNOON. HIGHS 54 TO  
60. NORTH WINDS AROUND 15 MPH LATE IN THE AFTERNOON. CHANCE OF  
SHOWERS 30 PERCENT.    
MONDAY NIGHT
 
BREEZY. MOSTLY CLEAR EARLY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN  
THE EVENING, THEN SLIGHT CHANCE OF RAIN SHOWERS AND SNOW SHOWERS  
LATE IN THE EVENING. LOWS 32 TO 38. NORTH WINDS 15 TO 20 MPH IN  
THE EVENING. CHANCE OF PRECIPITATION 20 PERCENT.    
TUESDAY
 
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS  
50 TO 56.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 32 TO 38.    
WEDNESDAY
 
WARMER. MOSTLY SUNNY. HIGHS 58 TO 66.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 34 TO 40.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 54 TO 60.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 38 TO 44.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 61 TO 67.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 37 TO 43.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 63 TO 69.    
SATURDAY NIGHT
 
PARTLY CLOUDY. LOWS 40 TO 46.    
SUNDAY
 
PARTLY CLOUDY. HIGHS 61 TO 67.  
 

 
 
WYZ008-241000-  
BIGHORN MOUNTAINS WEST-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY IN THE LATE EVENING AND EARLY MORNING  
THEN BECOMING PARTLY CLOUDY. SMOKE LATE IN THE EVENING. AREAS OF  
FROST EARLY IN THE MORNING. SCATTERED RAIN SHOWERS IN THE LATE  
EVENING AND EARLY MORNING. SCATTERED SNOW SHOWERS THROUGH THE  
NIGHT. SCATTERED RAIN SHOWERS EARLY IN THE MORNING. LOWS 34 TO  
42. CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY
 
AREAS OF FROST EARLY IN THE MORNING. PARTLY CLOUDY WITH  
SCATTERED RAIN SHOWERS AND SNOW SHOWERS. NO SNOW ACCUMULATION.  
HIGHS 44 TO 54. NORTHWEST WINDS AROUND 15 MPH LATE IN THE  
AFTERNOON. CHANCE OF PRECIPITATION 50 PERCENT.    
MONDAY NIGHT
 
COLDER. MOSTLY CLOUDY EARLY IN THE EVENING THEN  
BECOMING PARTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS AND  
SNOW SHOWERS. LOWS 27 TO 35. NORTHWEST WINDS AROUND 15 MPH IN THE  
EVENING BECOMING NORTHWEST AROUND 15 MPH EARLY IN THE MORNING.    
TUESDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS  
IN THE MORNING, THEN MOSTLY SUNNY IN THE AFTERNOON. HIGHS 40 TO  
50. NORTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 30 TO 36.    
WEDNESDAY
 
NOT AS COOL. MOSTLY SUNNY IN THE MORNING THEN  
BECOMING PARTLY CLOUDY. HIGHS 48 TO 58.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 29 TO 37.    
THURSDAY
 
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY  
CLOUDY. HIGHS 44 TO 54.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 31 TO 41.    
FRIDAY
 
NOT AS COOL. MOSTLY SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY. HIGHS 51 TO 61.    
FRIDAY NIGHT
 
PARTLY CLOUDY. LOWS 31 TO 41.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 54 TO 64.    
SATURDAY NIGHT
 
MOSTLY CLOUDY. LOWS 33 TO 43.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 51 TO 61.  
 

 
 
WYZ009-241000-  
BIGHORN MOUNTAINS SOUTHEAST-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY IN THE LATE EVENING AND EARLY MORNING  
THEN BECOMING PARTLY CLOUDY. SCATTERED RAIN SHOWERS LATE IN THE  
EVENING. SMOKE LATE IN THE EVENING. AREAS OF FROST EARLY IN THE  
MORNING. LOWS 34 TO 42. NORTHWEST WINDS AROUND 15 MPH LATE IN THE  
EVENING. CHANCE OF SHOWERS 30 PERCENT.    
MONDAY
 
PARTLY CLOUDY UNTIL LATE AFTERNOON THEN BECOMING MOSTLY  
CLOUDY. AREAS OF FROST EARLY IN THE MORNING. SCATTERED SNOW  
SHOWERS EARLY IN THE MORNING. SCATTERED RAIN SHOWERS THROUGH THE  
DAY. SCATTERED SNOW SHOWERS LATE IN THE AFTERNOON. HIGHS 46 TO  
56. CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
COLDER. MOSTLY CLOUDY WITH CHANCE OF RAIN  
SHOWERS, POSSIBLY MIXED WITH SNOW SHOWERS IN THE EVENING, THEN  
PARTLY CLOUDY WITH CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. LOWS  
27 TO 33. NORTHWEST WINDS AROUND 15 MPH. CHANCE OF PRECIPITATION  
30 PERCENT.    
TUESDAY
 
MOSTLY SUNNY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 41 TO 51. NORTHWEST WINDS AROUND 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 35.    
WEDNESDAY
 
NOT AS COOL. MOSTLY SUNNY IN THE MORNING THEN  
BECOMING PARTLY CLOUDY. HIGHS 49 TO 59.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 30 TO 36.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 44 TO 54.    
THURSDAY NIGHT
 
MOSTLY CLOUDY IN THE EVENING THEN BECOMING  
PARTLY CLOUDY. LOWS 33 TO 41.    
FRIDAY
 
NOT AS COOL. MOSTLY SUNNY. HIGHS 51 TO 61.    
FRIDAY NIGHT
 
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY  
CLOUDY. LOWS 31 TO 39.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 54 TO 64.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. LOWS 35 TO 43.    
SUNDAY
 
MOSTLY CLOUDY. HIGHS 53 TO 63.  
 

 
 
WYZ012-241000-  
TETON AND GROS VENTRE MOUNTAINS-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLEAR. SMOKE LATE IN THE EVENING.  
WIDESPREAD FROST EARLY IN THE MORNING. LOWS 29 TO 35.    
MONDAY
 
MOSTLY SUNNY. WIDESPREAD FROST EARLY IN THE MORNING.  
ISOLATED SNOW SHOWERS IN THE MORNING. HIGHS 45 TO 53. WEST WINDS  
AROUND 15 MPH IN THE AFTERNOON. CHANCE OF SNOW 20 PERCENT.    
MONDAY NIGHT
 
CLEAR. WIDESPREAD FROST EARLY IN THE MORNING.  
LOWS 25 TO 31. WEST WINDS AROUND 15 MPH EARLY IN THE EVENING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
46 TO 56.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 33.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 48 TO 58.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 33.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 53 TO 61.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 30 TO 36.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 57 TO 65.    
FRIDAY NIGHT
 
MOSTLY CLEAR. LOWS 33 TO 41.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 56 TO 64.    
SATURDAY NIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING  
MOSTLY CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS. LOWS 35 TO  
41.    
SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN SHOWERS.  
HIGHS 51 TO 59.  
 

 
 
WYZ014-241000-  
WIND RIVER MOUNTAINS WEST-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
CLOUDY LATE IN THE EVENING THEN CLEARING.  
SMOKE. LOWS 28 TO 36.    
MONDAY
 
BREEZY. MOSTLY SUNNY. SMOKE. HIGHS 45 TO 55. WEST WINDS  
15 TO 20 MPH.    
MONDAY NIGHT
 
BREEZY, CLEAR. SMOKE IN THE EVENING. LOWS 25 TO  
31. NORTHWEST WINDS 15 TO 20 MPH EARLY IN THE EVENING.    
TUESDAY
 
SUNNY. HIGHS 45 TO 55.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 27 TO 33.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 48 TO 58.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 27 TO 35.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 50 TO 60.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 37.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 54 TO 64.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 33 TO 41.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 55 TO 65.    
SATURDAY NIGHT
 
BREEZY. 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  
33 TO 41. CHANCE OF PRECIPITATION 20 PERCENT.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 49 TO 59.  
 

 
 
WYZ015-241000-  
WIND RIVER MOUNTAINS EAST-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. SMOKE LATE IN THE EVENING. LOWS 30 TO 38. WEST WINDS  
AROUND 15 MPH AFTER MIDNIGHT.    
MONDAY
 
BREEZY. MOSTLY SUNNY. SMOKE IN THE LATE MORNING AND  
AFTERNOON. HIGHS 45 TO 55. WEST WINDS 15 TO 20 MPH.    
MONDAY NIGHT
 
BREEZY. SMOKE IN THE EVENING. CLEAR. LOWS 26 TO  
32. NORTHWEST WINDS 15 TO 20 MPH IN THE EVENING.    
TUESDAY
 
SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS 43 TO  
53.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 34.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 47 TO 57.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 28 TO 36.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 48 TO 58.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 30 TO 40.    
FRIDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 52 TO 62.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 34 TO 42.    
SATURDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 54 TO 64.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. SLIGHT CHANCE OF RAIN  
SHOWERS AND SNOW SHOWERS AFTER MIDNIGHT. LOWS 35 TO 43. CHANCE OF  
PRECIPITATION 20 PERCENT.    
SUNDAY
 
BREEZY. PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF RAIN  
SHOWERS. HIGHS 49 TO 59.  
 

 
 
WYZ019-241000-  
GREEN MOUNTAINS AND RATTLESNAKE RANGE-  
INCLUDING THE CITY OF JEFFREY CITY  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
SMOKE LATE IN THE EVENING. CLOUDY WITH  
SCATTERED RAIN SHOWERS IN THE LATE EVENING AND EARLY MORNING,  
THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS 38 TO 44. CHANCE OF  
SHOWERS 30 PERCENT.    
MONDAY
 
BREEZY. MOSTLY SUNNY. SMOKE IN THE AFTERNOON. HIGHS  
61 TO 67. WEST WINDS 15 TO 20 MPH IN THE LATE MORNING AND  
AFTERNOON.    
MONDAY NIGHT
 
BREEZY, COLDER. MOSTLY CLEAR. SMOKE IN THE  
EVENING. WIDESPREAD FROST EARLY IN THE MORNING. LOWS 29 TO 35.  
NORTH WINDS 15 TO 20 MPH UNTIL EARLY MORNING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
55 TO 61.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 29 TO 35.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. WIDESPREAD FROST IN THE  
MORNING. HIGHS 62 TO 68.    
WEDNESDAY NIGHT
 
BREEZY. PARTLY CLOUDY IN THE EVENING THEN  
CLEARING. LOWS 32 TO 38.    
THURSDAY
 
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. HIGHS 62 TO 68.    
THURSDAY NIGHT
 
MOSTLY CLEAR. LOWS 35 TO 41.    
FRIDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 68 TO 74.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 37 TO 43.    
SATURDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 70 TO 76.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS 39 TO 45.    
SUNDAY
 
BREEZY. PARTLY CLOUDY. HIGHS 65 TO 71.  
 

 
 
WYZ024-241000-  
SALT RIVER AND WYOMING RANGES-  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
PARTLY CLOUDY LATE IN THE EVENING THEN  
CLEARING. SMOKE THROUGH THE NIGHT. WIDESPREAD FROST EARLY IN THE  
MORNING. LOWS 29 TO 35.    
MONDAY
 
BREEZY, SUNNY. WIDESPREAD FROST AND SMOKE EARLY IN THE  
MORNING. SMOKE IN THE AFTERNOON. HIGHS 50 TO 58. WEST WINDS 15 TO  
20 MPH IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, CLEAR. LOWS 24 TO 32. NORTHWEST WINDS  
15 TO 20 MPH IN THE EVENING.    
TUESDAY
 
SUNNY IN THE MORNING THEN BECOMING PARTLY CLOUDY.  
HIGHS 52 TO 60. WEST WINDS AROUND 15 MPH IN THE AFTERNOON.    
TUESDAY NIGHT
 
CLEAR. LOWS 26 TO 34. NORTHWEST WINDS AROUND  
15 MPH IN THE EVENING.    
WEDNESDAY
 
BREEZY. MOSTLY SUNNY. HIGHS 53 TO 63.    
WEDNESDAY NIGHT
 
MOSTLY CLEAR. LOWS 28 TO 34.    
THURSDAY
 
MOSTLY SUNNY. HIGHS 58 TO 66.    
THURSDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 30 TO 38.    
FRIDAY
 
MOSTLY SUNNY. HIGHS 62 TO 70.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS 34 TO 42.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 61 TO 69.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY IN THE EVENING THEN  
BECOMING MOSTLY CLOUDY. LOWS 34 TO 42.    
SUNDAY
 
MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY  
CLOUDY. A 30 PERCENT CHANCE OF RAIN SHOWERS. HIGHS 56 TO 64.  
 

 
 
WYZ030-241000-  
EAST SWEETWATER COUNTY-  
INCLUDING THE CITY OF WAMSUTTER  
948 PM MDT SUN SEP 23 2018  
   
REST OF TONIGHT
 
MOSTLY CLOUDY WITH SCATTERED RAIN SHOWERS IN  
THE LATE EVENING AND EARLY MORNING, THEN PARTLY CLOUDY EARLY IN  
THE MORNING. SMOKE AFTER MIDNIGHT. LOWS 39 TO 43. SOUTHWEST WINDS  
AROUND 15 MPH AFTER MIDNIGHT. CHANCE OF SHOWERS 40 PERCENT.    
MONDAY
 
BREEZY, SUNNY. HIGHS 64 TO 68. WEST WINDS 15 TO 25 MPH  
IN THE LATE MORNING AND AFTERNOON.    
MONDAY NIGHT
 
BREEZY, COLDER, CLEAR. SMOKE IN THE EVENING.  
WIDESPREAD FROST EARLY IN THE MORNING. LOWS 31 TO 35. NORTHWEST  
WINDS 15 TO 25 MPH UNTIL EARLY MORNING.    
TUESDAY
 
MOSTLY SUNNY. WIDESPREAD FROST IN THE MORNING. HIGHS  
AROUND 62.    
TUESDAY NIGHT
 
MOSTLY CLEAR. LOWS 31 TO 35.    
WEDNESDAY
 
BREEZY, SUNNY. HIGHS IN THE MID TO UPPER 60S.    
WEDNESDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS IN THE MID TO UPPER  
30S.    
THURSDAY
 
MOSTLY SUNNY. HIGHS AROUND 70.    
THURSDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS IN THE MID TO UPPER  
30S.    
FRIDAY
 
BREEZY. MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
FRIDAY NIGHT
 
BREEZY. MOSTLY CLEAR. LOWS NEAR 40.    
SATURDAY
 
BREEZY. MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 70S.    
SATURDAY NIGHT
 
BREEZY. PARTLY CLOUDY. LOWS IN THE LOWER TO MID  
40S.    
SUNDAY
 
BREEZY. PARTLY CLOUDY. HIGHS NEAR 70.  
 

 
 
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