353  
FNUS55 KCYS 230938  
FWFCYS  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA  
NATIONAL WEATHER SERVICE CHEYENNE WY  
338 AM MDT MON SEP 23 2019  
   
DISCUSSION
 
 
NEAR-CRITICAL TO BRIEFLY CRITICAL FIRE WEATHER CONDITIONS ANTICIPATED  
THIS AFTERNOON TO EARLY EVENING AND AGAIN TUESDAY. RELATIVE HUMIDITY  
VALUES WILL FALL TO 10 TO 15 PERCENT WITH WIND GUSTS 18 TO 23 MPH AND  
OCCASIONAL GUSTS TO 25 MPH POSSIBLE ACROSS THE HIGH TERRAIN AND HIGH  
PLAINS OF WYOMING TODAY. MOST LIKELY ZONES OF GREATEST CHANCE FOR A RED  
FLAG WARNING WOULD BE ZONES 302-303. SPATIAL COVERAGE OF MARGINAL WINDS  
WILL PRECLUDE THE ISSUANCE OF A RED FLAG WARNING AT THIS TIME BUT THIS  
WILL BE MONITORED CLOSELY THROUGH THE DAY. TUESDAY WILL HAVE HIGHER  
WINDS BUT SLIGHTLY HIGHER HUMIDITY. WEDNESDAY WILL BE COOLER WITH  
GREATER MOISTURE.  
 
WYZ301-232215-  
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL  
GRASSLAND-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....78-83.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........11-17 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......WEST 5 TO 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......600-1100 FT AGL INCREASING TO 2000-4000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (9700-44500 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........50-56 PERCENT.  
24 HR TREND......2 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 200-1900 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (12500-32400 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY  
UNTIL 1200, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......11 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......1000-1700 FT AGL INCREASING TO 6900-8200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (21800 KNOT-FT) INCREASING TO VERY GOOD  
(136400 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
COOLER. PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.  
LOWS IN THE MID 40S. HIGHS IN THE MID 60S. NORTHWEST WINDS AROUND  
5 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN  
THE UPPER 70S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN  
THE LOWER 40S. HIGHS IN THE UPPER 50S. NORTH WINDS AROUND 10 MPH.   
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE UPPER  
30S. HIGHS AROUND 60.    
SUNDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND 40. HIGHS  
IN THE MID 60S.  
 

 
 
WYZ302-232215-  
NORTH LARAMIE RANGE/MEDICINE BOW NF-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....68-76.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........10-16 PERCENT.  
24 HR TREND......13 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1100-1700 FT AGL INCREASING TO 2200-4200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (20700-53100 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....44-50.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........41-47 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST AROUND 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......2400-4400 FT AGL DECREASING TO 700-1800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (20800-48500 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY  
UNTIL 1200, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....66-74.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 35 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 30 MPH.  
MIXING HEIGHT.......1700-2700 FT AGL INCREASING TO 6200-7800 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (53500 KNOT-FT) INCREASING TO EXCELLENT  
(187900 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE LOWER  
70S. SOUTHWEST WINDS AROUND 20 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
LOWER 40S. HIGHS IN THE MID 50S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS AROUND 40.  
HIGHS IN THE UPPER 50S.    
SUNDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS AROUND 40. HIGHS AROUND 60.  
 

 
 
WYZ303-232215-  
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........10-16 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......600-1900 FT AGL INCREASING TO 2600-4600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (19000-57600 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....40-45.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........52-58 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......2700-4700 FT AGL DECREASING TO 500-1400 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (13000-53100 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....68-73.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 35 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 25 TO 30 MPH.  
MIXING HEIGHT.......1400-2500 FT AGL INCREASING TO 6200-7300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (43900 KNOT-FT) INCREASING TO EXCELLENT  
(183200 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. SHOWERS LIKELY. LOWS IN THE  
LOWER 40S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS AROUND 40. HIGHS AROUND 60.    
SUNDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE UPPER  
30S. HIGHS AROUND 60.  
 

 
 
WYZ304-232215-  
SOUTHWEST CARBON COUNTY-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....71-76.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........10-16 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......900-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (15500-37800 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
MIN TEMPERATURE.....36-41.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........57-63 PERCENT.  
24 HR TREND......10 PERCENT WETTER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH IN  
THE EVENING.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL DECREASING TO 500-1000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (5700-26300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH INCREASING TO WEST  
AROUND 25 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......900-1700 FT AGL INCREASING TO 6800-7700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15600 KNOT-FT) INCREASING TO EXCELLENT  
(155300 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
CLEAR. LOWS AROUND 40. HIGHS IN THE LOWER 70S. WEST  
WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID  
70S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS IN THE LOWER 60S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ305-232215-  
SIERRA MADRE RANGE/MEDICINE BOW NF-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....62-72.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........12-18 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......2100-3800 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (46400-63300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....35-41.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........48-54 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......2100-3700 FT AGL DECREASING TO 700-1700 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (13100-40000 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....60-70.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH INCREASING TO AROUND 30 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2200-2900 FT AGL INCREASING TO 4500-6500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (45700 KNOT-FT) INCREASING TO VERY GOOD  
(134800 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID 60S.  
WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
UPPER 60S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS IN THE MID 50S. SOUTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.    
SUNDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE  
OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER 50S.  
 

 
 
WYZ306-232215-  
UPPER NORTH PLATTE RIVER BASIN-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......9 DEGREES WARMER.  
MIN HUMIDITY........9-15 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 10 MPH SHIFTING TO THE WEST IN THE  
AFTERNOON. GUSTS UP TO 25 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......1000-2000 FT AGL INCREASING TO 2000-4000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (18700-53800 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....35-41.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........51-57 PERCENT.  
24 HR TREND......9 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......2100-4100 FT AGL DECREASING TO 700-1500 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (11200-40600 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....68-73.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......7 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH INCREASING TO AROUND 30 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......2300-2900 FT AGL INCREASING TO 6700-7600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (45800 KNOT-FT) INCREASING TO EXCELLENT  
(190900 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE UPPER  
60S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS AROUND 60. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE UPPER 30S. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ307-232215-  
SNOWY RANGE/MEDICINE BOW NF-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1500, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....61-69.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........13-19 PERCENT.  
24 HR TREND......8 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......2100-4100 FT AGL.  
SMOKE DISPERSAL.....POOR TO GOOD (35900-77000 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....29-39.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........51-57 PERCENT.  
24 HR TREND......2 PERCENT WETTER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......3300-5300 FT AGL DECREASING TO 1400-2700 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO GOOD (31800-64300 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY  
UNTIL 1200, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....59-67.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 30 TO 35 MPH.  
MIXING HEIGHT.......2000-2900 FT AGL INCREASING TO 4000-6000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (64600 KNOT-FT) INCREASING TO EXCELLENT  
(159100 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
CLEAR. LOWS IN THE MID 30S. HIGHS IN THE LOWER 60S.  
WEST WINDS AROUND 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN THE MID  
60S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. PARTLY CLOUDY. CHANCE OF SHOWERS AND SNOW  
SHOWERS. LOWS IN THE MID 30S. HIGHS IN THE LOWER 50S. WEST WINDS  
AROUND 15 MPH.    
SATURDAY
 
PARTLY CLOUDY. CHANCE OF SHOWERS, SNOW SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE  
MID 50S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 30S. HIGHS IN THE UPPER 50S.  
 

 
 
WYZ308-232215-  
LARAMIE VALLEY/SHIRLEY BASIN-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 0900, THEN PARTLY CLOUDY  
UNTIL 1500, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....70-75.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........14 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST 5 TO 10 MPH. GUSTS UP TO 20 MPH  
INCREASING TO 30 MPH IN THE AFTERNOON.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (13300-37700 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....38-43.  
24 HR TREND......4 DEGREES WARMER.  
MAX HUMIDITY........48-54 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST AROUND 5 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL DECREASING TO 500-1300 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (12000-29700 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....69-74.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......WEST AROUND 10 MPH INCREASING TO AROUND 20 MPH  
IN THE AFTERNOON. GUSTS UP TO 40 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 25 MPH INCREASING TO AROUND 35 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......1500-2700 FT AGL INCREASING TO 6100-7000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (48500 KNOT-FT) INCREASING TO EXCELLENT  
(195100 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS AROUND 40. HIGHS IN THE UPPER  
60S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE  
LOWER 70S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS AROUND  
40. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT  
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 30S. HIGHS IN THE  
LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE UPPER 30S. HIGHS IN THE LOWER 60S.  
 

 
 
WYZ309-232215-  
SOUTH LARAMIE RANGE/MEDICINE BOW NF-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....71-79.  
24 HR TREND......13 DEGREES WARMER.  
MIN HUMIDITY........14 PERCENT.  
24 HR TREND......9 PERCENT DRIER.  
20-FOOT WINDS.......WEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (18000-43400 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0300, THEN CLEAR.  
MIN TEMPERATURE.....43-49.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........34-40 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......WEST AROUND 10 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......2000-4000 FT AGL DECREASING TO 600-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (16900-34500 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....69-77.  
24 HR TREND......UNCHANGED.  
MIN HUMIDITY........13-19 PERCENT.  
24 HR TREND......5 PERCENT WETTER.  
20-FOOT WINDS.......WEST 15 TO 20 MPH WITH GUSTS TO AROUND 40 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 30 TO 35 MPH.  
MIXING HEIGHT.......2000-2800 FT AGL INCREASING TO 5700-7400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (66300 KNOT-FT) INCREASING TO EXCELLENT  
(189900 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE  
UPPER 60S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID  
70S. SOUTHWEST WINDS AROUND 15 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE UPPER 50S. WEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS AROUND 40. HIGHS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.  
 

 
 
WYZ310-232215-  
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....79-84.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........10-16 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH. GUSTS UP TO 15 MPH  
INCREASING TO 25 MPH IN THE AFTERNOON.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......600-1200 FT AGL INCREASING TO 1500-3500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (6500-28800 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0300, THEN CLEAR.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......6 DEGREES WARMER.  
MAX HUMIDITY........43-49 PERCENT.  
24 HR TREND......12 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......1000-3000 FT AGL.  
SMOKE DISPERSAL.....POOR (13800-23900 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....77-82.  
24 HR TREND......1 DEGREE WARMER.  
MIN HUMIDITY........14-20 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH GUSTS TO AROUND 35 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......900-1800 FT AGL INCREASING TO 7100-8500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (27700 KNOT-FT) INCREASING TO EXCELLENT  
(170700 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
COOLER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF  
THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 40S. HIGHS IN THE UPPER 60S.  
 

 
 
NEZ311-232215-  
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 0900, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....80-85.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 10 TO 15 MPH.  
MIXING HEIGHT.......500-1000 FT AGL INCREASING TO 1700-3700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (6300-30200 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2400, THEN CLEAR.  
MIN TEMPERATURE.....48-53.  
24 HR TREND......9 DEGREES WARMER.  
MAX HUMIDITY........50-56 PERCENT.  
24 HR TREND......30 PERCENT DRIER.  
HUMIDITY RECOVERY...POOR.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......1300-3300 FT AGL.  
SMOKE DISPERSAL.....POOR (16700-33100 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 1200, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....75-80.  
24 HR TREND......5 DEGREES COOLER.  
MIN HUMIDITY........24-30 PERCENT.  
24 HR TREND......8 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH. GUSTS UP TO 30 MPH  
DECREASING TO 20 MPH IN THE AFTERNOON.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......700-1200 FT AGL INCREASING TO 6400-7000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15800 KNOT-FT) INCREASING TO GOOD (97800  
KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
COOLER. PARTLY CLOUDY. LOWS IN THE UPPER 40S. HIGHS  
IN THE MID 60S. NORTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTHWEST WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH SHOWERS LIKELY. LOWS IN THE LOWER  
40S. HIGHS IN THE LOWER 60S.    
SUNDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE LOWER  
40S. HIGHS IN THE UPPER 60S.  
 

 
 
NEZ312-232215-  
BOX BUTTE/SOUTH SIOUX-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....79-84.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......6 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......700 FT AGL INCREASING TO 1300-3300 FT AGL IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (6000-27600 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0300, THEN CLEAR.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......5 DEGREES WARMER.  
MAX HUMIDITY........55-61 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST  
AFTER MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......1500-3500 FT AGL DECREASING TO 200-1200 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (8600-28600 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....75-80.  
24 HR TREND......4 DEGREES COOLER.  
MIN HUMIDITY........22-28 PERCENT.  
24 HR TREND......6 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 20 MPH.  
MIXING HEIGHT.......500-1000 FT AGL INCREASING TO 6700-7200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (12600 KNOT-FT) INCREASING TO VERY GOOD  
(113700 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
COOLER. PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN  
THE UPPER 60S. NORTH WINDS AROUND 5 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. PARTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE  
MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND 10 MPH.    
SATURDAY
 
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS IN THE  
LOWER 40S. HIGHS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE LOWER 40S. HIGHS IN THE UPPER 60S.  
 

 
 
NEZ313-232215-  
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-  
338 AM MDT MON SEP 23 2019  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....78-83.  
24 HR TREND......10 DEGREES WARMER.  
MIN HUMIDITY........16-22 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH AND GUSTY.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.  
MIXING HEIGHT.......700 FT AGL INCREASING TO 1100-3100 FT AGL IN  
THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (4900-17700 KNOT-FT).  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....47-52.  
24 HR TREND......3 DEGREES WARMER.  
MAX HUMIDITY........61-67 PERCENT.  
24 HR TREND......5 PERCENT DRIER.  
HUMIDITY RECOVERY...FAIR.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH SHIFTING TO THE WEST AFTER  
MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTH AROUND 15 MPH SHIFTING TO THE WEST AFTER  
MIDNIGHT.  
MIXING HEIGHT.......900-2900 FT AGL.  
SMOKE DISPERSAL.....POOR (13900-28100 KNOT-FT).  
HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....77-82.  
24 HR TREND......2 DEGREES COOLER.  
MIN HUMIDITY........18-24 PERCENT.  
24 HR TREND......3 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 20 TO 25 MPH.  
MIXING HEIGHT.......600-1100 FT AGL INCREASING TO 6500-8000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (15300 KNOT-FT) INCREASING TO EXCELLENT  
(155100 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........4 OR LOW POTENTIAL FOR LARGE PLUME DOMINATED  
FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
WEDNESDAY
 
COOLER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE UPPER 60S. NORTH WINDS AROUND 5 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE LOWER 80S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
COOLER. PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS  
IN THE MID 40S. HIGHS IN THE LOWER 60S. NORTH WINDS AROUND  
10 MPH.    
SATURDAY
 
MOSTLY CLOUDY. CHANCE OF SHOWERS. LOWS IN THE LOWER  
40S. HIGHS IN THE MID 60S.    
SUNDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS IN  
THE MID 40S. HIGHS IN THE LOWER 70S.  
 

 
 
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