191
FNUS55 KCYS 310648
FWFCYS
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA
NATIONAL WEATHER SERVICE CHEYENNE WY
1248 AM MDT MON AUG 31 2026
DISCUSSION
MINIMAL FIRE WEATHER CONCERNS FOR EARLY TO MID WEEK,
WITH INCREASING CONCERNS BY LATER THIS WEEK, ESPECIALLY NORTH OF
INTERSTATE 80 INTO EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA
PANHANDLE. BREEZY CONDITIONS WILL CONTINUE FOR MAINLY SOUTHEAST
WYOMING OVER THE NEXT FEW DAYS WITH WINDS INCREASING SLIGHTLY
BY WEDNESDAY. DAYTIME RELATIVE HUMIDITIES WILL REMAIN ABOVE 25
PERCENT FOR MOST OF THE AREA THROUGH WEDNESDAY WITH A GOOD CHANCE
FOR RAINFALL LATER MONDAY THROUGH EARLY TUESDAY MORNING. EAST
CENTRAL WYOMING MAY SEE HUMIDITIES THIS AFTERNOON LOWER BRIEFLY
INTO THE TEENS AHEAD OF THE UPPER LEVEL DISTURBANCE AND SHOWER
ACTIVITY LIFTING NORTHWARD. GUIDANCE SHOWS DAYTIME HUMIDITIES
LOWERING SLIGHTLY BY THURSDAY AND FRIDAY WITH BREEZY CONDITIONS.
NEZ434-312230-
PINE RIDGE/NEBRASKA NATIONAL FOREST-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200, THEN PARTLY CLOUDY
UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....87-92.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........14-20 PERCENT.
24 HR TREND......6 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......1900-3900 FT AGL INCREASING TO 6600-8600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (17600 KNOT-FT) INCREASING TO VERY GOOD
(102700 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AND ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS
AFTER 2100 UNTIL 2200.
MIN TEMPERATURE.....59-64.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........79-85 PERCENT.
24 HR TREND......10 PERCENT WETTER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH AFTER
MIDNIGHT.
MIXING HEIGHT.......1800-3800 FT AGL DECREASING TO 400-900 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (5600-7700 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 1200, THEN PARTLY CLOUDY.
SCATTERED SHOWERS AND CHANCE OF THUNDERSTORMS
UNTIL 1200, THEN SLIGHT CHANCE OF SHOWERS.
MAX TEMPERATURE.....80-85.
24 HR TREND......8 DEGREES COOLER.
MIN HUMIDITY........39-45 PERCENT.
24 HR TREND......27 PERCENT WETTER.
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH SHIFTING TO THE WEST IN
THE AFTERNOON.
MIXING HEIGHT.......1400-3400 FT AGL INCREASING TO 5900-7900 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (15200 KNOT-FT) INCREASING TO GOOD (71800
KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S. SOUTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE MID 90S.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
90S. SOUTH WINDS AROUND 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 60S. HIGHS IN THE MID
90S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 60S. HIGHS IN THE LOWER 90S.
NEZ435-312230-
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....85-90.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........20-26 PERCENT.
24 HR TREND......5 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 6400-8400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (15000 KNOT-FT) INCREASING TO GOOD (91800
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.
SLIGHT CHANCE OF THUNDERSTORMS AND ISOLATED
SHOWERS UNTIL 2400, THEN SCATTERED SHOWERS AND
CHANCE OF THUNDERSTORMS. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS UNTIL 2200.
MIN TEMPERATURE.....57-62.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........89-95 PERCENT.
24 HR TREND......16 PERCENT WETTER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......2600-4600 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (7300-11200 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY CLOUDY.
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 0900.
SCATTERED SHOWERS UNTIL 1200.
MAX TEMPERATURE.....80-85.
24 HR TREND......6 DEGREES COOLER.
MIN HUMIDITY........38-44 PERCENT.
24 HR TREND......22 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH SHIFTING TO THE WEST IN THE
AFTERNOON.
MIXING HEIGHT.......1200-3200 FT AGL INCREASING TO 5400-7400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (16300 KNOT-FT) INCREASING TO GOOD (73600
KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER
90S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 90.
NEZ436-312230-
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....85-90.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........24-30 PERCENT.
24 HR TREND......1 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 6400-8400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (14100 KNOT-FT) INCREASING TO GOOD (71400
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 2400. SCATTERED SHOWERS. CHANCE OF
THUNDERSTORMS AFTER 2400. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS UNTIL 2200.
MIN TEMPERATURE.....58-63.
24 HR TREND......1 DEGREE WARMER.
MAX HUMIDITY........88-94 PERCENT.
24 HR TREND......18 PERCENT WETTER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......2600-4600 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (7000-12600 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY CLOUDY
UNTIL 1500, THEN MOSTLY SUNNY. SCATTERED
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 0900, THEN SLIGHT CHANCE OF SHOWERS UNTIL
1200.
MAX TEMPERATURE.....82-87.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........37-43 PERCENT.
24 HR TREND......12 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1500-3500 FT AGL INCREASING TO 5700-7700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (20700 KNOT-FT) INCREASING TO GOOD (78800
KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTH WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 90S. SOUTHWEST
WINDS AROUND 5 MPH.
FRIDAY
CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
SOUTH WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
NEZ437-312230-
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....84-89.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........25-31 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON. GUSTS UP TO 15 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......1800-3800 FT AGL INCREASING TO 5900-7900 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR TO FAIR (16000-58000 KNOT-FT).
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2400. SCATTERED SHOWERS. CHANCE OF
THUNDERSTORMS AFTER 2400. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS UNTIL 2200.
MIN TEMPERATURE.....57-62.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........90-96 PERCENT.
24 HR TREND......21 PERCENT WETTER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......2500-4500 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (7800-15100 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY CLOUDY.
SCATTERED SHOWERS AND CHANCE OF THUNDERSTORMS
UNTIL 0900, THEN SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 1000. SLIGHT CHANCE OF SHOWERS AFTER 0900
UNTIL 1200.
MAX TEMPERATURE.....82-87.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........35-41 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 5600-7600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (19000 KNOT-FT) INCREASING TO GOOD (74800
KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS AROUND 90. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 90S. SOUTH
WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS AROUND 90.
WYZ417-312230-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1500, THEN PARTLY CLOUDY.
MAX TEMPERATURE.....84-89.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........8-14 PERCENT.
24 HR TREND......10 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1800-3800 FT AGL INCREASING TO 6600-8600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (22700 KNOT-FT) INCREASING TO VERY GOOD
(114200 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.
ISOLATED SHOWERS AFTER 2400 UNTIL 0300, THEN
SCATTERED SHOWERS.
MIN TEMPERATURE.....57-62.
24 HR TREND......5 DEGREES WARMER.
MAX HUMIDITY........60-66 PERCENT.
24 HR TREND......18 PERCENT DRIER.
HUMIDITY RECOVERY...FAIR.
20-FOOT WINDS.......NORTHEAST AROUND 5 MPH SHIFTING TO THE
SOUTHEAST AFTER MIDNIGHT. GUSTS UP TO 25 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTHEAST
AFTER MIDNIGHT.
MIXING HEIGHT.......3400-5400 FT AGL DECREASING TO 300-800 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (6600-15700 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 1200, THEN PARTLY CLOUDY.
SCATTERED SHOWERS UNTIL 1000, THEN SLIGHT
CHANCE OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....80-85.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........30-36 PERCENT.
24 HR TREND......17 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......1500-3500 FT AGL INCREASING TO 6700-8700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (16200 KNOT-FT) INCREASING TO VERY GOOD
(115300 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
90S. SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
WYZ418-312230-
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1200, THEN MOSTLY SUNNY UNTIL 1500, THEN
PARTLY CLOUDY.
MAX TEMPERATURE.....83-88.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........10-16 PERCENT.
24 HR TREND......15 PERCENT DRIER.
20-FOOT WINDS.......WEST 5 TO 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2100-4100 FT AGL INCREASING TO 7000-9000 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (27700 KNOT-FT) INCREASING TO VERY GOOD
(121400 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY.
ISOLATED SHOWERS AFTER 2400 UNTIL 0300, THEN
SCATTERED SHOWERS.
MIN TEMPERATURE.....57-62.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........65-71 PERCENT.
24 HR TREND......7 PERCENT DRIER.
HUMIDITY RECOVERY...FAIR.
20-FOOT WINDS.......SOUTH 5 TO 10 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....EAST AROUND 10 MPH SHIFTING TO THE SOUTH AFTER
MIDNIGHT.
MIXING HEIGHT.......3300-5300 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (6600-15700 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN PARTLY CLOUDY.
SCATTERED SHOWERS UNTIL 0900, THEN SLIGHT
CHANCE OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....80-85.
24 HR TREND......3 DEGREES COOLER.
MIN HUMIDITY........29-35 PERCENT.
24 HR TREND......17 PERCENT WETTER.
20-FOOT WINDS.......WEST 5 TO 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 20 MPH
IN THE AFTERNOON.
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 7700-9700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (20200 KNOT-FT) INCREASING TO EXCELLENT
(158000 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 80S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.
SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. LOWS AROUND 60. HIGHS IN THE UPPER
80S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
WYZ419-312230-
NORTH LARAMIE RANGE AND ADJACENT HIGH PLAINS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....74-82.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........15-21 PERCENT.
24 HR TREND......13 PERCENT DRIER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 20 MPH.
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 6500-8500 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (38400 KNOT-FT) INCREASING TO VERY GOOD
(129400 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
UNTIL 2100. ISOLATED SHOWERS UNTIL 2400, THEN
SCATTERED SHOWERS. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS UNTIL 2100.
MIN TEMPERATURE.....53-61.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........65-71 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...FAIR.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......3100-5100 FT AGL DECREASING TO 400-900 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (7900-18800 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY
UNTIL 1500, THEN PARTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....73-81.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......8 PERCENT WETTER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 40 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2200-4200 FT AGL INCREASING TO 7600-9600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (43200 KNOT-FT) INCREASING TO EXCELLENT
(186000 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE LOWER 80S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS AROUND 80.
WYZ420-312230-
NORTH LARAMIE VALLEY/SHIRLEY BASIN-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....75-80.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........16-22 PERCENT.
24 HR TREND......20 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......1800-3800 FT AGL INCREASING TO 6200-8200 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (31000 KNOT-FT) INCREASING TO VERY GOOD
(133500 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AND
ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS AFTER 2100 UNTIL 2200.
MIN TEMPERATURE.....49-54.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........80-86 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......3100-5100 FT AGL DECREASING TO 600-1200 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (7700-20800 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY. ISOLATED SHOWERS UNTIL
0900.
MAX TEMPERATURE.....74-79.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......10 PERCENT WETTER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7500-9500 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (51500 KNOT-FT) INCREASING TO EXCELLENT
(193700 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 80.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S.
WYZ421-312230-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....74-80.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........14-20 PERCENT.
24 HR TREND......14 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......1700-3700 FT AGL INCREASING TO 6200-8200 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (25100 KNOT-FT) INCREASING TO VERY GOOD
(129700 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AND
ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS AFTER 2100 UNTIL 2200.
MIN TEMPERATURE.....51-56.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........77-83 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......3600-5600 FT AGL DECREASING TO 600-1600 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (12800-25500 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY. ISOLATED SHOWERS UNTIL 0900.
MAX TEMPERATURE.....73-79.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........24-30 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......2500-4500 FT AGL INCREASING TO 7800-9800 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (54500 KNOT-FT) INCREASING TO EXCELLENT
(192000 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
WYZ422-312230-
CENTRAL AND WEST CARBON-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....73-79.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........22-28 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 5700-7700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (22700 KNOT-FT) INCREASING TO VERY GOOD
(115400 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL
2400. SCATTERED SHOWERS. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS UNTIL 2200.
MIN TEMPERATURE.....49-54.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........88-94 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.
MIXING HEIGHT.......3200-5200 FT AGL DECREASING TO 800-1700 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (14700-24400 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY. ISOLATED SHOWERS UNTIL 0900SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....72-78.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........28-34 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 20 TO 25 MPH.
MIXING HEIGHT.......2200-4200 FT AGL INCREASING TO 7000-9000 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (49300 KNOT-FT) INCREASING TO EXCELLENT
(177100 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 70S.
SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 80.
WYZ423-312230-
SOUTHWEST CARBON COUNTY-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN CLOUDY.
MAX TEMPERATURE.....72-77.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........32-38 PERCENT.
24 HR TREND......15 PERCENT DRIER.
20-FOOT WINDS.......SOUTH 5 TO 10 MPH AND GUSTY.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......800-2800 FT AGL INCREASING TO 4700-6700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (11200 KNOT-FT) INCREASING TO GOOD (76100
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2200.
MIN TEMPERATURE.....46-51.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........100 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 10 MPH AND GUSTY.
CHC OF WETTING RAIN.25 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
MIXING HEIGHT.......2100-4100 FT AGL DECREASING TO 600-1600 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (10900-22600 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1200, THEN MOSTLY SUNNY UNTIL 1500, THEN
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....72-77.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........31-37 PERCENT.
24 HR TREND......2 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1400-3400 FT AGL INCREASING TO 6200-8200 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (32800 KNOT-FT) INCREASING TO VERY GOOD
(143000 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
MID 70S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 70S. SOUTH
WINDS AROUND 15 MPH.
FRIDAY
CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
SOUTH WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 80.
WYZ424-312230-
SIERRA MADRE RANGE/MEDICINE BOW NF-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY CLOUDY
UNTIL 1200, THEN PARTLY CLOUDY UNTIL 1500, THEN
CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AND
ISOLATED SHOWERS AFTER 1500. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS AFTER 1500.
MAX TEMPERATURE.....65-71.
24 HR TREND......7 DEGREES WARMER.
MIN HUMIDITY........33-39 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 5200-7200 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (20300 KNOT-FT) INCREASING TO GOOD (83500
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS AND CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2200.
MIN TEMPERATURE.....43-49.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........92-98 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.35 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......1700-3700 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (5600-14300 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1200, THEN MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS UNTIL 1200. SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....64-70.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........35-41 PERCENT.
24 HR TREND......3 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.
MIXING HEIGHT.......1600-3600 FT AGL INCREASING TO 5800-7800 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (34200 KNOT-FT) INCREASING TO VERY GOOD
(140500 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTH WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS AROUND 50. HIGHS IN THE LOWER 70S.
WYZ425-312230-
UPPER NORTH PLATTE RIVER BASIN-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN CLOUDY.
MAX TEMPERATURE.....72-77.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........25-31 PERCENT.
24 HR TREND......22 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......2100-4100 FT AGL INCREASING TO 6600-8500 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (25200 KNOT-FT) INCREASING TO VERY GOOD
(108000 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2200.
MIN TEMPERATURE.....46-51.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........93-99 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 500-1100 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (6400-15000 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1200, THEN MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER 1500.
MAX TEMPERATURE.....72-77.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......5 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH INCREASING TO WEST
AROUND 25 MPH IN THE AFTERNOON.
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 6700-8700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (42300 KNOT-FT) INCREASING TO EXCELLENT
(156700 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID
70S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE UPPER
70S. SOUTHWEST WINDS AROUND 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS AROUND 80.
SOUTH WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS AROUND 80.
WYZ426-312230-
SNOWY RANGE/MEDICINE BOW NF-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS AND ISOLATED SHOWERS
AFTER 1500. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS AFTER 1500.
MAX TEMPERATURE.....65-71.
24 HR TREND......6 DEGREES WARMER.
MIN HUMIDITY........31-37 PERCENT.
24 HR TREND......23 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH. GUSTS UP TO 35 MPH
DECREASING TO 25 MPH IN THE AFTERNOON.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......1800-3800 FT AGL INCREASING TO 6000-8000 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (30200 KNOT-FT) INCREASING TO VERY GOOD
(102900 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2100.
MIN TEMPERATURE.....40-48.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........92-98 PERCENT.
24 HR TREND......UNCHANGED.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.25 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......2300-4300 FT AGL DECREASING TO 700 FT AGL AFTER
MIDNIGHT.
SMOKE DISPERSAL.....POOR (5500-15000 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS UNTIL 1200.
MAX TEMPERATURE.....65-71.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........34-40 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH GUSTS TO AROUND 35
MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 6400-8400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (47300 KNOT-FT) INCREASING TO EXCELLENT
(157800 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE
LOWER 70S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER
70S. SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 40S. HIGHS IN THE LOWER 70S.
WYZ427-312230-
NORTH SNOWY RANGE FOOTHILLS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN CLOUDY.
MAX TEMPERATURE.....73-78.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........21-27 PERCENT.
24 HR TREND......21 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2200-4200 FT AGL INCREASING TO 6600-8600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (37200 KNOT-FT) INCREASING TO VERY GOOD
(131000 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. NUMEROUS SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2200.
MIN TEMPERATURE.....49-54.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........80-86 PERCENT.
24 HR TREND......6 PERCENT WETTER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
MIXING HEIGHT.......2700-4700 FT AGL DECREASING TO 500-1100 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (6900-17800 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY.
MAX TEMPERATURE.....73-78.
24 HR TREND......1 DEGREE COOLER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......9 PERCENT WETTER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 20 TO 25 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7400-9400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (54500 KNOT-FT) INCREASING TO EXCELLENT
(186400 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID 70S.
SOUTHWEST WINDS AROUND 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 50. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S. HIGHS AROUND 80.
WYZ428-312230-
SOUTHERN LARAMIE VALLEY-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY CLOUDY.
SLIGHT CHANCE OF THUNDERSTORMS AND ISOLATED
SHOWERS AFTER 1500. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS AFTER 1500.
MAX TEMPERATURE.....74-79.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........25-31 PERCENT.
24 HR TREND......9 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7100-9100 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (30000 KNOT-FT) INCREASING TO VERY GOOD
(115400 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS UNTIL
2100. SCATTERED SHOWERS. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS UNTIL 2100.
MIN TEMPERATURE.....48-53.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........85-91 PERCENT.
24 HR TREND......4 PERCENT DRIER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTH 10 TO 15 MPH.
MIXING HEIGHT.......2800-4800 FT AGL DECREASING TO 700 FT AGL AFTER
MIDNIGHT.
SMOKE DISPERSAL.....POOR (5600-19600 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY. ISOLATED SHOWERS UNTIL
0900.
MAX TEMPERATURE.....74-79.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........26-32 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7600-9600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (44900 KNOT-FT) INCREASING TO EXCELLENT
(174300 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND 80.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE LOWER
80S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S.
WYZ429-312230-
SOUTHERN LARAMIE RANGE-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY CLOUDY.
SLIGHT CHANCE OF THUNDERSTORMS AND ISOLATED
SHOWERS AFTER 1500. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS AFTER 1500.
MAX TEMPERATURE.....72-77.
24 HR TREND......4 DEGREES WARMER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......11 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2200-4200 FT AGL INCREASING TO 6600-8600 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (33400 KNOT-FT) INCREASING TO VERY GOOD
(102800 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SCATTERED SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS UNTIL 2100, THEN NUMEROUS SHOWERS
UNTIL 2400, THEN SCATTERED SHOWERS. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS UNTIL
2100.
MIN TEMPERATURE.....51-56.
24 HR TREND......4 DEGREES WARMER.
MAX HUMIDITY........73-79 PERCENT.
24 HR TREND......8 PERCENT WETTER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 600 FT AGL AFTER
MIDNIGHT.
SMOKE DISPERSAL.....POOR (6000-20400 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY. ISOLATED SHOWERS UNTIL
0900.
MAX TEMPERATURE.....73-78.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........27-33 PERCENT.
24 HR TREND......2 PERCENT WETTER.
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 20 MPH.
MIXING HEIGHT.......2100-4100 FT AGL INCREASING TO 7300-9300 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....FAIR (47200 KNOT-FT) INCREASING TO EXCELLENT
(162300 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
MID 70S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE MID 50S. HIGHS IN THE UPPER 70S.
WYZ430-312230-
LARAMIE FOOTHILLS AND HIGH PLAINS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN CLOUDY. SLIGHT
CHANCE OF THUNDERSTORMS AND ISOLATED SHOWERS
AFTER 1500. SOME THUNDERSTORMS MAY PRODUCE
GUSTY WINDS AFTER 1500.
MAX TEMPERATURE.....78-83.
24 HR TREND......3 DEGREES WARMER.
MIN HUMIDITY........24-30 PERCENT.
24 HR TREND......6 PERCENT DRIER.
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2700-4700 FT AGL INCREASING TO 7400-9400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (29200 KNOT-FT) INCREASING TO GOOD (95800
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. CHANCE OF THUNDERSTORMS UNTIL 2100.
SCATTERED SHOWERS. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS UNTIL 2100.
MIN TEMPERATURE.....54-59.
24 HR TREND......1 DEGREE COOLER.
MAX HUMIDITY........80-86 PERCENT.
24 HR TREND......21 PERCENT WETTER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
MIXING HEIGHT.......2800-4800 FT AGL DECREASING TO 600-1100 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (8500-22300 KNOT-FT).
TUESDAY
SKY/WEATHER.........CLOUDY UNTIL 0900, THEN PARTLY CLOUDY UNTIL
1200, THEN MOSTLY SUNNY UNTIL 1500, THEN PARTLY
CLOUDY. SLIGHT CHANCE OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....79-84.
24 HR TREND......1 DEGREE WARMER.
MIN HUMIDITY........26-32 PERCENT.
24 HR TREND......1 PERCENT WETTER.
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 8100-10100 FT
AGL IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (38900 KNOT-FT) INCREASING TO VERY GOOD
(140100 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
80S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID
80S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.
WYZ431-312230-
LARAMIE EAST HIGH PLAINS-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY
UNTIL 1200, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....81-86.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........24-30 PERCENT.
24 HR TREND......3 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 5 MPH SHIFTING TO THE SOUTHWEST IN
THE AFTERNOON. GUSTS UP TO 20 MPH.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 10 MPH.
MIXING HEIGHT.......2300-4300 FT AGL INCREASING TO 7400-9400 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (19200 KNOT-FT) INCREASING TO GOOD (77000
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL
2100. SCATTERED SHOWERS. SLIGHT CHANCE OF
THUNDERSTORMS AFTER 2100. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS UNTIL 2100SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS AFTER
2100 UNTIL 2200.
MIN TEMPERATURE.....55-60.
24 HR TREND......UNCHANGED.
MAX HUMIDITY........85-91 PERCENT.
24 HR TREND......15 PERCENT WETTER.
HUMIDITY RECOVERY...EXCELLENT.
20-FOOT WINDS.......SOUTH AROUND 5 MPH.
CHC OF WETTING RAIN.15 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
MIXING HEIGHT.......2800-4800 FT AGL DECREASING TO 600-1100 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (10000-19700 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY
UNTIL 1500, THEN PARTLY CLOUDY. SLIGHT CHANCE
OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....80-85.
24 HR TREND......UNCHANGED.
MIN HUMIDITY........31-37 PERCENT.
24 HR TREND......6 PERCENT WETTER.
20-FOOT WINDS.......WEST 5 TO 10 MPH.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2200-4200 FT AGL INCREASING TO 7100-9100 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (27300 KNOT-FT) INCREASING TO VERY GOOD
(102800 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
MID 80S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S.
SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER
80S. SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
WYZ432-312230-
BORDEAUX/CHUGWATER/WHEATLAND-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....84-89.
24 HR TREND......5 DEGREES WARMER.
MIN HUMIDITY........16-22 PERCENT.
24 HR TREND......11 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 10 MPH. GUSTS UP TO 30 MPH
DECREASING TO 20 MPH IN THE AFTERNOON.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST AROUND 15 MPH.
MIXING HEIGHT.......2400-4400 FT AGL INCREASING TO 7900-9900 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (28200 KNOT-FT) INCREASING TO VERY GOOD
(121000 KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AND
ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED
SHOWERS. SOME THUNDERSTORMS MAY PRODUCE GUSTY
WINDS UNTIL 2200.
MIN TEMPERATURE.....60-65.
24 HR TREND......2 DEGREES WARMER.
MAX HUMIDITY........68-74 PERCENT.
24 HR TREND......2 PERCENT DRIER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 15 MPH.
MIXING HEIGHT.......3300-5300 FT AGL DECREASING TO 500-1000 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (8800-19400 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY.
SLIGHT CHANCE OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....81-86.
24 HR TREND......2 DEGREES COOLER.
MIN HUMIDITY........28-34 PERCENT.
24 HR TREND......10 PERCENT WETTER.
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 15 MPH INCREASING
TO 30 MPH IN THE AFTERNOON.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 15 TO 20 MPH.
MIXING HEIGHT.......2400-4400 FT AGL INCREASING TO 8600-10600 FT
AGL IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (32900 KNOT-FT) INCREASING TO EXCELLENT
(160200 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER
80S. SOUTHWEST WINDS AROUND 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE UPPER 80S.
SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS AROUND 60. HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
UPPER 80S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE UPPER 80S.
WYZ433-312230-
GOSHEN/MIDDLE-LOWER NORTH PLATTE RIVER BASIN-
1248 AM MDT MON AUG 31 2026
TODAY
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY CLOUDY.
MAX TEMPERATURE.....85-90.
24 HR TREND......2 DEGREES WARMER.
MIN HUMIDITY........20-26 PERCENT.
24 HR TREND......7 PERCENT DRIER.
20-FOOT WINDS.......WEST AROUND 5 MPH AND GUSTY.
CHC OF WETTING RAIN.ZERO PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......2000-4000 FT AGL INCREASING TO 7500-9500 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (16800 KNOT-FT) INCREASING TO GOOD (98300
KNOT-FT) IN THE AFTERNOON.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS
AND ISOLATED SHOWERS UNTIL 2400, THEN SCATTERED
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS
UNTIL 2200.
MIN TEMPERATURE.....58-63.
24 HR TREND......3 DEGREES WARMER.
MAX HUMIDITY........77-83 PERCENT.
24 HR TREND......1 PERCENT WETTER.
HUMIDITY RECOVERY...GOOD.
20-FOOT WINDS.......SOUTHEAST AROUND 5 MPH.
CHC OF WETTING RAIN.10 PERCENT.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
MIXING HEIGHT.......3000-5000 FT AGL DECREASING TO 600-1200 FT AGL
AFTER MIDNIGHT.
SMOKE DISPERSAL.....POOR (8800-14800 KNOT-FT).
TUESDAY
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY.
SLIGHT CHANCE OF SHOWERS UNTIL 1200.
MAX TEMPERATURE.....82-87.
24 HR TREND......4 DEGREES COOLER.
MIN HUMIDITY........33-39 PERCENT.
24 HR TREND......14 PERCENT WETTER.
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY SHIFTING TO
THE WEST WITH HIGHER GUSTS IN THE AFTERNOON.
CHC OF WETTING RAIN.5 PERCENT.
TRANSPORT WINDS.....WEST 10 TO 15 MPH.
MIXING HEIGHT.......1900-3900 FT AGL INCREASING TO 7700-9700 FT AGL
IN THE AFTERNOON.
SMOKE DISPERSAL.....POOR (21200 KNOT-FT) INCREASING TO VERY GOOD
(107000 KNOT-FT) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7
WEDNESDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS AROUND 5 MPH.
THURSDAY
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID
90S. SOUTH WINDS AROUND 5 MPH.
SATURDAY
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE
LOWER 90S.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE LOWER 60S. HIGHS IN THE LOWER 90S.
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