230
FNUS55 KRIW 080733
FWFRIW
FIRE WEATHER PLANNING FORECAST FOR WESTERN AND CENTRAL WYOMING
NATIONAL WEATHER SERVICE RIVERTON WY
133 AM MDT THU OCT 8 2026
DISCUSSION
...YELLOWSTONE NP AND TETON DISPATCH AREAS (INCLUDES FIRE WEATHER
ZONES 140...414...415...AND 416)...
HIGH PRESSURE WILL BRING ANOTHER WARM AND DRY DAY TO THE DISPATCH
AREA TODAY. RELATIVE HUMIDITY WILL FALL INTO THE TEENS AT TIMES IN
THE AFTERNOON. HOWEVER, WIND SHOULD REMAIN LIGHT TO MODERATE. MIXING
AND SMOKE DISPERSAL WILL BE GENERALLY GOOD IN THE AFTERNOON. EXPECT
SIMILAR CONDITIONS ON THURSDAY. WIND WILL BECOME GUSTIER ON FRIDAY
AND COULD BRING ELEVATED FIRE WEATHER AT TIMES.
..CODY DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 275...276
282...283...285...286...287...288...AND 289)...
***FIRE WEATHER WATCH FOR ZONE 289 ON FRIDAY FROM 12 PM TO 7 PM***
HIGH PRESSURE WILL BRING ANOTHER WARM AND DRY DAY TO THE DISPATCH
AREA TODAY. RELATIVE HUMIDITY WILL FALL INTO THE TEENS AT TIMES IN
THE AFTERNOON. HOWEVER, WIND SHOULD REMAIN LIGHT TO MODERATE. MIXING
AND SMOKE DISPERSAL WILL BE RANGE FROM FAIR TO POOR IN THE BASINS TO
GOOD IN THE BREEZIER LOCATIONS. INCREASING WIND ON FRIDAY MAY BRING
ELEVATED TO POTENTIAL CRITICAL FIRE WEATHER FRIDAY AFTERNOON.
..CASPER DISPATCH AREA (INCLUDES FIRE WEATHER ZONES 277...278
279...280...281...285...289...AND 300)...
***FIRE WEATHER WATCH FOR ZONES 279...280...281 AND 289 ON FRIDAY
FROM 12 PM TO 7 PM***
HIGH PRESSURE WILL BRING ANOTHER WARM AND DRY DAY TO THE DISPATCH
AREA TODAY. RELATIVE HUMIDITY WILL FALL INTO THE TEENS AT TIMES IN
THE AFTERNOON. HOWEVER, WIND SHOULD REMAIN LIGHT TO MODERATE. MIXING
AND SMOKE DISPERSAL WILL RANGE FROM GOOD TO VERY GOOD. EXPECT
SIMILAR CONDITIONS ON THURSDAY. INCREASING WIND ON FRIDAY MAY BRING
ELEVATED TO POTENTIAL CRITICAL FIRE WEATHER FRIDAY AFTERNOON.
..THUNDERSTORMS IMPLY STRONG GUSTY AND ERRATIC WINDS
WYZ280-090945-
NATRONA COUNTY/CASPER BLM-
INCLUDING THE CITIES OF CASPER AND MIDWEST
133 AM MDT THU OCT 8 2026
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....75-80.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........9-15 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....WEST AROUND 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 4400-6400 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR TO GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45-50.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........32-38 PERCENT.
24 HR TREND......6 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300, THEN
SOUTHWEST AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-1000 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....76-81.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........14-20 PERCENT.
24 HR TREND......4 PERCENT WETTER.
20-FOOT WINDS.......BREEZY. SOUTHWEST WINDS 15 TO 20 MPH UNTIL
1200, THEN AROUND 25 MPH. GUSTS UP TO 45 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 1200, THEN 7800-9800 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE MID 70S.
SOUTHWEST WINDS AROUND 20 MPH.
SUNDAY
MUCH COOLER. SHOWERS, FREEZING RAIN AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN THE MID 50S.
NORTHEAST WINDS AROUND 15 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND LIGHT
FREEZING RAIN LIKELY. LOWS IN THE LOWER 30S. HIGHS IN THE MID
40S. NORTH WINDS AROUND 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE LOWER 60S.
WEDNESDAY
MOSTLY SUNNY WITH CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S.
WYZ283-090945-
UPPER WIND RIVER BASIN/WIND RIVER BASIN-
INCLUDING THE CITIES OF CROWHEART, LANDER, RIVERTON, AND SHOSHONI
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73-78.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........17-23 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 1200, THEN SOUTHEAST.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......400-1800 FT AGL UNTIL 1200, THEN 3200-5200 FT
AGL.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....44-49.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........37-43 PERCENT.
24 HR TREND......3 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100, THEN
SOUTHWEST AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-1200 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....73-78.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........19-25 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 40 MPH UNTIL 1500, THEN AROUND 20 MPH
WITH GUSTS TO AROUND 40 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN WEST
AROUND 25 MPH.
MIXING HEIGHT.......1200-3200 FT AGL UNTIL 1200, THEN 6400-8400 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN VERY GOOD TO
EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 70S. SOUTHWEST
WINDS AROUND 15 MPH.
SUNDAY
MUCH COOLER. SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN THE LOWER 50S.
NORTHEAST WINDS AROUND 10 MPH.
COLUMBUS DAY
PARTLY CLOUDY. SHOWERS AND SNOW SHOWERS LIKELY.
LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 40S. WINDS GENERALLY
LESS THAN 10 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR WITH CHANCE OF SHOWERS.
LOWS IN THE UPPER 30S. HIGHS 55 TO 60.
WYZ285-090945-
SOUTH BIGHORN MOUNTAINS-
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........13-19 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......800-2800 FT AGL UNTIL 1200, THEN 3600-5600 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........25-31 PERCENT.
24 HR TREND......5 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100, THEN
SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-74.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........14-20 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 1200, THEN 6000-8000 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS AROUND 20 MPH.
SUNDAY
MUCH COOLER. SHOWERS AND SNOW SHOWERS. LOWS IN THE
UPPER 20S. HIGHS IN THE MID 40S. NORTHEAST WINDS AROUND 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS AND SNOW SHOWERS LIKELY.
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 30S. WINDS GENERALLY
LESS THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 50S.
WEDNESDAY
MOSTLY SUNNY WITH CHANCE OF SHOWERS. HIGHS IN THE
LOWER 50S.
WYZ281-090945-
JOHNSON COUNTY/CASPER BLM-
INCLUDING THE CITIES OF BUFFALO AND KAYCEE
133 AM MDT THU OCT 8 2026
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71-76.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........12-18 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN NORTH
AROUND 10 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN NORTH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 3600-5600 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47-52.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........31-37 PERCENT.
24 HR TREND......10 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN
SOUTHWEST AROUND 10 MPH WITH GUSTS TO AROUND 25
MPH.
RIDGE TOP WINDS.....NORTH AROUND 10 MPH UNTIL 2400, THEN SOUTHWEST.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....NORTHEAST AROUND 10 MPH UNTIL 2400, THEN
SOUTHWEST.
MIXING HEIGHT.......400-800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....77-82.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........10-16 PERCENT.
24 HR TREND......3 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1800-3800 FT AGL UNTIL 1200, THEN 6800-8800 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN VERY GOOD TO
EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 50S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER 30S.
HIGHS IN THE MID 70S. NORTHWEST WINDS AROUND 15 MPH.
SUNDAY
MUCH COOLER. SHOWERS AND SNOW SHOWERS. LOWS IN THE
UPPER 20S. HIGHS IN THE UPPER 40S. NORTH WINDS AROUND 15 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND LIGHT
FREEZING RAIN LIKELY. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER
40S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE LOWER 60S.
WEDNESDAY
MOSTLY SUNNY WITH CHANCE OF SHOWERS. HIGHS IN THE
LOWER 60S.
WYZ282-090945-
SOUTH BIGHORN BASIN/WORLAND BLM-
INCLUDING THE CITIES OF TEN SLEEP, THERMOPOLIS, AND WORLAND
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71-76.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........10-16 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 5 MPH UNTIL 1200, THEN EAST.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 5 MPH UNTIL 1200, THEN
NORTHEAST.
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200, THEN 2400-4400 FT
AGL.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........33-39 PERCENT.
24 HR TREND......6 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN
SOUTH AROUND 10 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTH 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH UNTIL 2400, THEN
SOUTHWEST.
MIXING HEIGHT.......400-800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74-79.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........11-17 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
25 MPH UNTIL 1200, THEN SOUTHWEST AROUND 20 MPH
WITH GUSTS TO AROUND 35 MPH.
RIDGE TOP WINDS.....SOUTH AROUND 15 MPH UNTIL 1200, THEN SOUTHWEST
AROUND 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......1200-3200 FT AGL UNTIL 1200, THEN 7000-9000 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN VERY GOOD TO
EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH WINDS
AROUND 15 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF SNOW
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE MID 70S. WEST WINDS
AROUND 15 MPH.
SUNDAY
MUCH COOLER. SHOWERS AND SNOW SHOWERS. LOWS IN THE MID
20S. HIGHS IN THE UPPER 40S. NORTHWEST WINDS AROUND 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS AND SNOW SHOWERS LIKELY.
LOWS AROUND 30. HIGHS IN THE LOWER 40S. WINDS GENERALLY LESS THAN
10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE UPPER 50S.
WEDNESDAY
MOSTLY SUNNY WITH CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S.
WYZ275-090945-
NORTH BIGHORN BASIN/WORLAND BLM-
INCLUDING THE CITIES OF GREYBULL, LOVELL, AND POWELL
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........12-18 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTH AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......400-1600 FT AGL UNTIL 1200, THEN 2000-4000 FT
AGL.
SMOKE DISPERSAL.....POOR.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........32-38 PERCENT.
24 HR TREND......8 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300, THEN
SOUTHEAST AROUND 10 MPH. GUSTS UP TO 15 MPH.
RIDGE TOP WINDS.....SOUTHEAST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHEAST AROUND 10 MPH.
MIXING HEIGHT.......400-600 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71-76.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........11-17 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......SOUTH WINDS 10 TO 15 MPH WITH GUSTS TO AROUND
30 MPH.
RIDGE TOP WINDS.....SOUTH 15 TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH UNTIL 1200, THEN SOUTHWEST.
MIXING HEIGHT.......600-2600 FT AGL UNTIL 1200, THEN 5800-7800 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN VERY GOOD.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTH WINDS
AROUND 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH SHOWERS, SLIGHT CHANCE OF
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN
THE LOWER 70S. NORTHWEST WINDS AROUND 15 MPH.
SUNDAY
MUCH COOLER. SHOWERS, SNOW SHOWERS AND LIGHT FREEZING
RAIN. LOWS IN THE MID 20S. HIGHS IN THE MID 40S. NORTHWEST WINDS
AROUND 15 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND LIGHT
FREEZING RAIN LIKELY. LOWS IN THE UPPER 20S. HIGHS AROUND 40.
WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS
IN THE MID 30S. HIGHS IN THE MID 50S.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS IN THE
UPPER 50S.
WYZ276-090945-
CODY FOOTHILLS-
INCLUDING THE CITIES OF CLARK, CODY, AND MEETEETSE
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....72-77.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........17-23 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS AROUND 10 MPH UNTIL 0900, THEN
UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN EAST
AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN EAST.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......600-2600 FT AGL UNTIL 1200, THEN 4200-6200 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....47-52.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........28-34 PERCENT.
24 HR TREND......5 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100, THEN
SOUTHWEST 10 TO 15 MPH. GUSTS UP TO 25 MPH.
RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......400-1200 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....74-79.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........17-23 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
AROUND 35 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 25 MPH.
MIXING HEIGHT.......1800-3800 FT AGL UNTIL 1200, THEN 7600-9600 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
COOLER. SHOWERS, SLIGHT CHANCE OF THUNDERSTORMS AND
SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 60S.
NORTHWEST WINDS AROUND 15 MPH.
SUNDAY
MUCH COLDER. SHOWERS, SNOW SHOWERS AND LIGHT FREEZING
RAIN. LOWS IN THE MID 20S. HIGHS AROUND 40. NORTH WINDS AROUND
10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SNOW SHOWERS, SHOWERS AND LIGHT
FREEZING RAIN LIKELY. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER
30S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS. LOWS
IN THE UPPER 30S. HIGHS IN THE LOWER 50S.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS IN THE
MID 50S.
WYZ287-090945-
OWL CREEK MOUNTAINS-
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........15-21 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN
SOUTHEAST AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 1200, THEN SOUTHEAST.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 3400-5400 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........30-36 PERCENT.
24 HR TREND......4 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2100, THEN
SOUTHWEST 10 TO 15 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 2400, THEN AROUND
20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 2400, THEN WEST
AROUND 20 MPH.
MIXING HEIGHT.......400-800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........15-21 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
AROUND 30 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......1800-3800 FT AGL UNTIL 1200, THEN 6600-8600 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 50. SOUTHWEST WINDS
AROUND 15 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS, SLIGHT CHANCE OF
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE
UPPER 60S. WEST WINDS AROUND 15 MPH.
SUNDAY
MUCH COLDER. SHOWERS AND SNOW SHOWERS. LOWS IN THE
UPPER 20S. HIGHS IN THE LOWER 40S. NORTH WINDS AROUND 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS AND SNOW SHOWERS LIKELY.
LOWS IN THE LOWER 30S. HIGHS IN THE MID 30S. WINDS GENERALLY LESS
THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE
UPPER 30S. HIGHS IN THE LOWER 50S.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS IN THE
MID 50S.
WYZ286-090945-
ABSAROKA MOUNTAINS/NORTH SHOSHONE NF-
INCLUDING THE CITY OF PAHASKA
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........16-22 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 25
MPH.
RIDGE TOP WINDS.....WEST AROUND 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......1200-3200 FT AGL UNTIL 1200, THEN 5000-7000 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD TO VERY GOOD.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....41-46.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........39-45 PERCENT.
24 HR TREND......6 PERCENT DRIER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 25 MPH
UNTIL 2400, THEN 35 MPH.
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......600-2200 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........22-28 PERCENT.
24 HR TREND......5 PERCENT WETTER.
20-FOOT WINDS.......BREEZY. WEST WINDS 20 TO 25 MPH WITH GUSTS TO
AROUND 45 MPH.
RIDGE TOP WINDS.....WEST 25 TO 30 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 25 TO 30 MPH.
MIXING HEIGHT.......1800-3800 FT AGL UNTIL 1200, THEN 6200-8200 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
COOLER. SHOWERS, SLIGHT CHANCE OF THUNDERSTORMS AND
SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S.
SOUTHWEST WINDS AROUND 10 MPH.
SUNDAY
COLDER. SNOW SHOWERS, SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN THE UPPER 30S.
WINDS GENERALLY LESS THAN 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SNOW SHOWERS, SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND 30. HIGHS IN THE
UPPER 30S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS
AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS 45 TO 50.
WYZ140-090945-
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF LAKE, MAMMOTH, AND OLD FAITHFUL
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-71.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........22-28 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN
SOUTHWEST AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN WEST
AROUND 20 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 4000-6000 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....35-40.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........51-57 PERCENT.
24 HR TREND......12 PERCENT DRIER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 0300, THEN
SOUTH AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-1800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....63-68.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........26-32 PERCENT.
24 HR TREND......6 PERCENT WETTER.
20-FOOT WINDS.......SOUTH WINDS AROUND 10 MPH WITH GUSTS TO AROUND
30 MPH UNTIL 1200, THEN SOUTHWEST AROUND 20 MPH
WITH GUSTS TO AROUND 40 MPH.
RIDGE TOP WINDS.....SOUTH AROUND 15 MPH UNTIL 1200, THEN SOUTHWEST
AROUND 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
30 MPH.
MIXING HEIGHT.......1400-3400 FT AGL UNTIL 1200, THEN 6000-8000 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 40. SOUTHWEST WINDS
AROUND 15 MPH.
SATURDAY
COOLER. SHOWERS, SLIGHT CHANCE OF THUNDERSTORMS AND
SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE LOWER 50S.
SOUTH WINDS AROUND 10 MPH.
SUNDAY
COLDER. SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 20S. HIGHS IN THE LOWER 40S. WINDS
GENERALLY LESS THAN 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SNOW SHOWERS, SHOWERS LIKELY AND
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 20S. HIGHS IN
THE LOWER 40S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS
AND SNOW SHOWERS. LOWS IN THE UPPER 20S. HIGHS 45 TO 50.
WYZ415-090945-
NORTH ZONE BRIDGER TETON NF AND GRAND TETON NP-
INCLUDING THE CITIES OF JACKSON AND MORAN
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......5 DEGREES COOLER.
MIN HUMIDITY........24-30 PERCENT.
24 HR TREND......4 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN WEST
AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 4200-6200 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR TO GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....35-40.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........55-61 PERCENT.
24 HR TREND......5 PERCENT DRIER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 15
MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......400-1800 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62-67.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........31-37 PERCENT.
24 HR TREND......5 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900, THEN
SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
RIDGE TOP WINDS.....SOUTHWEST 15 TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 1200, THEN 7200-9200 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTH WINDS
AROUND 15 MPH.
SATURDAY
COOLER. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 50S. SOUTH WINDS AROUND
10 MPH.
SUNDAY
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. WINDS
GENERALLY LESS THAN 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE MID
40S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 40S.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 40S.
WYZ416-090945-
WEST WIND RIVER MOUNTAINS/EAST ZONE BRIDGER TETON NF-
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....61-66.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........21-27 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN WEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1000-3000 FT AGL UNTIL 1200, THEN 5000-7000 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....36-41.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........44-50 PERCENT.
24 HR TREND......1 PERCENT DRIER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH UNTIL 2100, THEN
DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 20
MPH.
RIDGE TOP WINDS.....WEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......600-2400 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....58-63.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........28-34 PERCENT.
24 HR TREND......7 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO
AROUND 40 MPH UNTIL 1500, THEN AROUND 20 MPH
WITH GUSTS TO AROUND 40 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 1200, THEN 6400-8400 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE UPPER 30S. SOUTHWEST WINDS AROUND 15 MPH.
SATURDAY
COOLER. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 30S. HIGHS IN THE LOWER 50S. SOUTH WINDS AROUND
15 MPH.
SUNDAY
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 40S. SOUTH
WINDS AROUND 15 MPH.
COLUMBUS DAY
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS AROUND 30. HIGHS IN THE LOWER 40S. SOUTHWEST
WINDS AROUND 10 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS AROUND 30. HIGHS IN THE UPPER 40S.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SNOW SHOWERS AND SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 40S.
WYZ288-090945-
EAST WIND RIVER MOUNTAINS/SOUTH SHOSHONE NF-
INCLUDING THE CITIES OF DUBOIS AND SOUTH PASS
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........19-25 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH. GUSTS UP TO 15 MPH
UNTIL 1200, THEN 25 MPH.
RIDGE TOP WINDS.....WEST AROUND 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......1200-3200 FT AGL UNTIL 1200, THEN 5400-7400 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD TO VERY GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....42-47.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........36-42 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......WEST WINDS 10 TO 15 MPH. GUSTS UP TO 20 MPH
UNTIL 2400, THEN 30 MPH.
RIDGE TOP WINDS.....WEST 15 TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......600-2600 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62-67.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........29-35 PERCENT.
24 HR TREND......7 PERCENT WETTER.
20-FOOT WINDS.......BREEZY. SOUTHWEST WINDS 15 TO 20 MPH UNTIL
1200, THEN AROUND 25 MPH. GUSTS UP TO 45 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 20 MPH UNTIL 1200, THEN SOUTHWEST
AROUND 30 MPH.
MIXING HEIGHT.......2000-4000 FT AGL UNTIL 1200, THEN 6600-8600 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 40S. SOUTHWEST
WINDS AROUND 20 MPH.
SATURDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 30S. HIGHS IN THE UPPER 50S. SOUTHWEST WINDS AROUND
15 MPH.
SUNDAY
COOLER. SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS AROUND 30. HIGHS IN THE MID 40S. SOUTH WINDS
AROUND 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS AROUND 40.
WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE MID 30S. HIGHS IN THE UPPER 40S.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE UPPER 40S.
WYZ414-090945-
SALT AND WYOMING RANGES/WEST ZONE BRIDGER TETON NF-
INCLUDING THE CITY OF AFTON
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........20-26 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN WEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1000-3000 FT AGL UNTIL 1200, THEN 5600-7600 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....37-42.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........53-59 PERCENT.
24 HR TREND......3 PERCENT WETTER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH. GUSTS UP TO 20
MPH.
RIDGE TOP WINDS.....WEST AROUND 10 MPH UNTIL 2400, THEN SOUTH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH UNTIL 2400, THEN SOUTHWEST.
MIXING HEIGHT.......800-2800 FT AGL UNTIL 2400, THEN 400-600 FT
AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....62-67.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........26-32 PERCENT.
24 HR TREND......5 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900, THEN
SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
RIDGE TOP WINDS.....SOUTH AROUND 10 MPH UNTIL 1200, THEN SOUTHWEST
AROUND 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......2200-4200 FT AGL UNTIL 1200, THEN 7600-9400 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTH WINDS
AROUND 15 MPH.
SATURDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 30S. HIGHS IN THE MID 50S. SOUTH WINDS AROUND 15 MPH.
SUNDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 30S. HIGHS IN THE UPPER 40S. SOUTH WINDS AROUND 10 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE MID
40S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS AROUND 50.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN
THE MORNING, THEN SHOWERS, SNOW SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE MID 40S.
WYZ278-090945-
UPPER GREEN RIVER BASIN/ROCK SPRINGS BLM-
INCLUDING THE CITIES OF BIG PINEY, FARSON, AND PINEDALE
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-71.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........15-21 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN WEST
AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....WEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 5000-7000 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....37-42.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........50-56 PERCENT.
24 HR TREND......1 PERCENT WETTER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......WEST WINDS AROUND 10 MPH AND GUSTY UNTIL 2100,
THEN DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....NORTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
MIXING HEIGHT.......1000-3000 FT AGL UNTIL 2400, THEN 400-600 FT
AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....64-69.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........19-25 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN
SOUTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 35
MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN AROUND
20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN WEST
AROUND 25 MPH.
MIXING HEIGHT.......1200-3200 FT AGL UNTIL 1200, THEN 7400-9400 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 40S. SOUTHWEST
WINDS AROUND 10 MPH.
SATURDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE UPPER 30S. HIGHS IN THE MID 60S. SOUTH WINDS AROUND 15 MPH.
SUNDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE
MID 30S. HIGHS IN THE MID 50S. SOUTH WINDS AROUND 15 MPH.
COLUMBUS DAY
MOSTLY CLOUDY. SHOWERS, SLIGHT CHANCE OF
THUNDERSTORMS AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN
THE LOWER 50S. WEST WINDS AROUND 10 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SNOW SHOWERS.
LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S.
WEDNESDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW SHOWERS IN
THE MORNING, THEN CHANCE OF SHOWERS, SNOW SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGHS IN THE LOWER 50S.
WYZ277-090945-
LINCOLN AND UINTA COUNTIES/LOWER ELEVATIONS-
INCLUDING THE CITIES OF EVANSTON, FORT BRIDGER, AND KEMMERER
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....68-73.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........17-23 PERCENT.
24 HR TREND......UNCHANGED.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1500, THEN WEST
AROUND 10 MPH WITH HIGHER GUSTS.
RIDGE TOP WINDS.....WEST 5 TO 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 5 TO 10 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 5400-7400 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR TO GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....39-44.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........53-59 PERCENT.
24 HR TREND......3 PERCENT WETTER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....WEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 2400, THEN 600 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....66-71.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........19-25 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN
SOUTHWEST 15 TO 20 MPH WITH GUSTS TO AROUND 30
MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN AROUND
20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......2000-4000 FT AGL UNTIL 1200, THEN 8200-10200 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 40S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
MOSTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.
SOUTHWEST WINDS AROUND 15 MPH.
SUNDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE
UPPER 30S. HIGHS IN THE MID 50S. SOUTH WINDS AROUND 10 MPH.
COLUMBUS DAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S.
WEST WINDS AROUND 10 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF
SHOWERS, SNOW SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN
THE LOWER 30S. HIGHS 50 TO 55.
WYZ279-090945-
SWEETWATER COUNTY/ROCK SPRINGS BLM/FLAMING GORGE NRA-
INCLUDING THE CITIES OF GREEN RIVER, ROCK SPRINGS, AND WAMSUTTER
133 AM MDT THU OCT 8 2026
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-74.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........23-29 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN WEST
AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2000 FT AGL UNTIL 1200, THEN 5000-7000 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN FAIR TO GOOD.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....43-48.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........56-62 PERCENT.
24 HR TREND......3 PERCENT WETTER.
HUMIDITY RECOVERY...MODERATE.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......1400-3400 FT AGL UNTIL 2400, THEN 400-600 FT
AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....67-72.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........26-32 PERCENT.
24 HR TREND......4 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 0900. WINDS
SOUTHWEST AROUND 20 MPH WITH GUSTS TO AROUND 30
MPH AFTER 1500.
RIDGE TOP WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH UNTIL 1200, THEN AROUND
25 MPH.
MIXING HEIGHT.......2000-4000 FT AGL UNTIL 1200, THEN 8000-10000 FT
AGL.
SMOKE DISPERSAL.....POOR TO FAIR UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S. SOUTH
WINDS AROUND 20 MPH.
SUNDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS AROUND
40. HIGHS AROUND 60. SOUTH WINDS AROUND 15 MPH.
COLUMBUS DAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S.
SOUTHWEST WINDS AROUND 15 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS
55 TO 60.
WYZ289-090945-
GRANITE/GREEN/FERRIS/RATTLESNAKE MOUNTAINS-
INCLUDING THE CITY OF JEFFREY CITY
133 AM MDT THU OCT 8 2026
...FIRE WEATHER WATCH IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING...
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....71-76.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........12-18 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN WEST
AROUND 10 MPH WITH GUSTS TO AROUND 25 MPH.
RIDGE TOP WINDS.....WEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2200 FT AGL UNTIL 1200, THEN 4800-6800 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....45-50.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........36-42 PERCENT.
24 HR TREND......1 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN
SOUTHWEST AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-2400 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY THEN BECOMING PARTLY CLOUDY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....69-74.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........17-23 PERCENT.
24 HR TREND......6 PERCENT WETTER.
20-FOOT WINDS.......BREEZY. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS
TO AROUND 35 MPH UNTIL 1200, THEN AROUND 25 MPH
WITH GUSTS TO AROUND 45 MPH.
RIDGE TOP WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
MIXING HEIGHT.......1600-3600 FT AGL UNTIL 1200, THEN 7800-9800 FT
AGL.
SMOKE DISPERSAL.....FAIR TO GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 40S. SOUTHWEST
WINDS AROUND 15 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS AROUND 70. SOUTHWEST
WINDS AROUND 20 MPH.
SUNDAY
COOLER. SHOWERS, SLIGHT CHANCE OF THUNDERSTORMS AND
FREEZING RAIN. LOWS IN THE LOWER 30S. HIGHS IN THE UPPER 50S.
SOUTHWEST WINDS AROUND 15 MPH.
COLUMBUS DAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 40S.
WEST WINDS AROUND 10 MPH.
TUESDAY
MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS IN THE MID 30S.
HIGHS IN THE UPPER 50S.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS IN THE
MID 50S.
WYZ300-090945-
CASPER MOUNTAIN-
133 AM MDT THU OCT 8 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....70-75.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........13-19 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......UPSLOPE/UPVALLEY 5-9 MPH UNTIL 1200, THEN WEST
AROUND 10 MPH. GUSTS UP TO 20 MPH.
RIDGE TOP WINDS.....SOUTHWEST 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......600-2600 FT AGL UNTIL 1200, THEN 4400-6400 FT
AGL.
SMOKE DISPERSAL.....POOR UNTIL 1200, THEN GOOD.
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
CHANCE OF THUNDER...0 PERCENT.
MIN TEMPERATURE.....46-51.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........31-37 PERCENT.
24 HR TREND......3 PERCENT DRIER.
HUMIDITY RECOVERY...POOR.
20-FOOT WINDS.......DOWNSLOPE/DOWNVALLEY 4-7 MPH UNTIL 2400, THEN
SOUTH AROUND 10 MPH WITH GUSTS TO AROUND 25
MPH.
RIDGE TOP WINDS.....SOUTH 10 TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......400-1000 FT AGL.
SMOKE DISPERSAL.....POOR.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
CHANCE OF THUNDER...0 PERCENT.
MAX TEMPERATURE.....70-75.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........19-25 PERCENT.
24 HR TREND......7 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST WINDS 15 TO 20 MPH WITH GUSTS TO
AROUND 40 MPH.
RIDGE TOP WINDS.....SOUTHWEST 20 TO 25 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH UNTIL 1200, THEN AROUND
30 MPH.
MIXING HEIGHT.......2200-4200 FT AGL UNTIL 1200, THEN 7600-9600 FT
AGL.
SMOKE DISPERSAL.....GOOD UNTIL 1200, THEN EXCELLENT.
FORECAST DAYS 3 THROUGH 7...
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 50S. SOUTHWEST
WINDS AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY. SHOWERS LIKELY AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS AROUND 15 MPH.
SUNDAY
COOLER. SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
LOWS IN THE MID 30S. HIGHS IN THE MID 50S. SOUTH WINDS AROUND
10 MPH.
COLUMBUS DAY
PARTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE UPPER
30S. HIGHS IN THE MID 40S. WINDS GENERALLY LESS THAN 10 MPH.
TUESDAY
WARMER. MOSTLY CLEAR. CHANCE OF SHOWERS. LOWS AROUND
40. HIGHS IN THE UPPER 50S.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS IN THE
MID 50S.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page