930  
FNUS55 KCYS 240833  
FWFCYS  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST WYOMING/WESTERN NEBRASKA  
NATIONAL WEATHER SERVICE CHEYENNE WY  
233 AM MDT SUN JUN 24 2018  
 
FLOOD WATCH IN EFFECT THROUGH THIS EVENING  
   
DISCUSSION
 
 
AN AREA OF LOW PRESSURE AND ASSOCIATED COLD FRONT WILL BRING  
NUMEROUS SHOWERS AND THUNDERSTORMS THROUGH EARLY MONDAY. WETTING  
RAIN AND HIGHER RELATIVE HUMIDITY WILL KEEP FIRE DANGER LOW  
THROUGH MID WEEK. THINGS WILL BEGIN TO WARM UP AND DRY OUT  
NEXT WEEK AS RIDGING TAKES HOLD.  
 
WYZ301-242230-  
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL  
GRASSLAND-  
233 AM MDT SUN JUN 24 2018  
   
..FLOOD WATCH IN EFFECT THROUGH THIS EVENING
 
 
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 1200. SHOWERS LIKELY. CHANCE OF  
THUNDERSTORMS AFTER 1200. SOME THUNDERSTORMS  
MAY PRODUCE HEAVY RAINFALL UNTIL 1200. SOME  
THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL  
AFTER 1200 UNTIL 1400, THEN SOME THUNDERSTORMS  
MAY PRODUCE HEAVY RAINFALL UNTIL 1500, THEN  
SOME THUNDERSTORMS MAY BE SEVERE WITH HEAVY  
RAINFALL.  
MAX TEMPERATURE.....61-66.  
24 HR TREND......15 DEGREES COOLER.  
MIN HUMIDITY........63-69 PERCENT.  
24 HR TREND......33 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................3.  
CHC OF WETTING RAIN.45 PERCENT.  
TRANSPORT WINDS.....NORTH 20 TO 25 MPH.  
MIXING HEIGHT.......2500-3600 FT AGL INCREASING TO 4700-6000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (59800-94300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 2100, THEN MOSTLY CLOUDY  
UNTIL 0300, THEN PARTLY CLOUDY. SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS UNTIL 2400. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER 2400 UNTIL 0300.  
CHANCE OF SHOWERS AFTER 2400. SOME  
THUNDERSTORMS MAY BE SEVERE WITH HEAVY RAINFALL  
UNTIL 2400.  
MIN TEMPERATURE.....48-53.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........93-99 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................3 UNTIL 2100, THEN 2 UNTIL 0300, THEN 1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......2100-4000 FT AGL DECREASING TO 1200-1800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (23400-46000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER 0900.  
MAX TEMPERATURE.....73-78.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......24 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH.  
LAL.................2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......3300-4100 FT AGL INCREASING TO 6000-7600 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (49500-78300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN  
THE MID 80S. SOUTHWEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE  
UPPER 80S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS AROUND 90. SOUTH  
WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE MID 70S.  
 

 
 
WYZ302-242230-  
NORTH LARAMIE RANGE/MEDICINE BOW NF-  
233 AM MDT SUN JUN 24 2018  
   
..FLOOD WATCH IN EFFECT THROUGH THIS EVENING
 
 
   
TODAY
 
 
SKY/WEATHER.........CLOUDY. PATCHY FOG UNTIL 0900. SHOWERS AND  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 1200, THEN  
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS.  
SOME THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL  
UNTIL 1200, THEN SOME THUNDERSTORMS MAY BE  
SEVERE WITH HEAVY RAINFALL UNTIL 1400. SOME  
THUNDERSTORMS MAY PRODUCE HEAVY RAINFALL AFTER  
1400 UNTIL 1500, THEN SOME THUNDERSTORMS MAY BE  
SEVERE WITH HEAVY RAINFALL.  
MAX TEMPERATURE.....56-61.  
24 HR TREND......16 DEGREES COOLER.  
MIN HUMIDITY........57-63 PERCENT.  
24 HR TREND......27 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................2 UNTIL 0900, THEN 3.  
CHC OF WETTING RAIN.55 PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 20 MPH.  
MIXING HEIGHT.......3200-5200 FT AGL.  
SMOKE DISPERSAL.....GOOD (60300-95400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....43-48.  
24 HR TREND......2 DEGREES WARMER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......7 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 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.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......3300-4400 FT AGL DECREASING TO 1200-1800 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (18500-58000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....69-75.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......23 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................1 UNTIL 1200, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......2600-3700 FT AGL INCREASING TO 7600-8900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (41800 KNOT-FT) INCREASING TO VERY GOOD  
(129600 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN  
THE LOWER 80S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE  
MID 80S. WEST 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. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE MID 70S.  
 

 
 
WYZ303-242230-  
CENTRAL AND NORTHERN CARBON/FERRIS-SEMINOE-SHIRLEY MOUNTAINS-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS UNTIL 1200.  
SLIGHT CHANCE OF THUNDERSTORMS. SLIGHT CHANCE  
OF SHOWERS AFTER 1200.  
MAX TEMPERATURE.....59-65.  
24 HR TREND......14 DEGREES COOLER.  
MIN HUMIDITY........41-47 PERCENT.  
24 HR TREND......22 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................2 UNTIL 1200, THEN 3.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH.  
MIXING HEIGHT.......3300-4700 FT AGL INCREASING TO 6200-8100 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (55200-86800 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....41-46.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........79-85 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST 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.....NORTHWEST AROUND 15 MPH DECREASING TO AROUND 5  
MPH AFTER MIDNIGHT.  
MIXING HEIGHT.......4300-5600 FT AGL DECREASING TO 900-1500 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (7200-53300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........15-21 PERCENT.  
24 HR TREND......25 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 20 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......3400-5200 FT AGL INCREASING TO 8500-9500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (42900 KNOT-FT) INCREASING TO EXCELLENT  
(154600 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE MID  
80S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE  
UPPER 80S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.  
 

 
 
WYZ304-242230-  
SOUTHWEST CARBON COUNTY-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS UNTIL  
1200. SLIGHT CHANCE OF THUNDERSTORMS AFTER 0900  
UNTIL 1200.  
MAX TEMPERATURE.....67-73.  
24 HR TREND......8 DEGREES COOLER.  
MIN HUMIDITY........24-30 PERCENT.  
24 HR TREND......12 PERCENT WETTER.  
20-FOOT WINDS.......SOUTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................2.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH.  
MIXING HEIGHT.......5000-5900 FT AGL INCREASING TO 8800-10200 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD TO VERY GOOD (71700-104700 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....41-46.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........74-80 PERCENT.  
24 HR TREND......10 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTH AROUND 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT. GUSTS UP TO 15 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 10 MPH SHIFTING TO THE EAST AFTER  
MIDNIGHT.  
MIXING HEIGHT.......5200-7100 FT AGL DECREASING TO 600-1500 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (3900-43300 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....79-84.  
24 HR TREND......12 DEGREES WARMER.  
MIN HUMIDITY........8-14 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......SOUTH AROUND 5 MPH INCREASING TO WEST AROUND 15  
MPH IN THE AFTERNOON. GUSTS UP TO 25 MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH INCREASING TO WEST  
AROUND 20 MPH IN THE AFTERNOON.  
MIXING HEIGHT.......4300-5800 FT AGL INCREASING TO 9200-10100 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (37700 KNOT-FT) INCREASING TO EXCELLENT  
(150400 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN  
THE UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE  
LOWER 90S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE UPPER  
80S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S.    
SATURDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.  
 

 
 
WYZ305-242230-  
SIERRA MADRE RANGE/MEDICINE BOW NF-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1500, THEN PARTLY CLOUDY.  
CHANCE OF SHOWERS UNTIL 1200. SLIGHT CHANCE OF  
THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....54-64.  
24 HR TREND......10 DEGREES COOLER.  
MIN HUMIDITY........40-46 PERCENT.  
24 HR TREND......17 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH AND GUSTY.  
LAL.................2 UNTIL 0900, THEN 3.  
CHC OF WETTING RAIN.15 PERCENT.  
TRANSPORT WINDS.....NORTH AROUND 15 MPH.  
MIXING HEIGHT.......3700-5200 FT AGL INCREASING TO 6200-8200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (52000-88400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....39-44.  
24 HR TREND......UNCHANGED.  
MAX HUMIDITY........69-75 PERCENT.  
24 HR TREND......16 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST  
AFTER MIDNIGHT.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE WEST  
AFTER MIDNIGHT.  
MIXING HEIGHT.......3600-5400 FT AGL DECREASING TO 1000-2000 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (7600-38600 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....67-75.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........17-23 PERCENT.  
24 HR TREND......17 PERCENT DRIER.  
20-FOOT WINDS.......WEST 5 TO 10 MPH. GUSTS UP TO 15 MPH INCREASING  
TO 25 MPH IN THE AFTERNOON.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 20 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......4600-5800 FT AGL INCREASING TO 7500-8900 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (51600 KNOT-FT) INCREASING TO VERY GOOD  
(140000 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN  
THE UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE  
LOWER 80S. 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. LOWS AROUND 50. HIGHS IN THE MID 70S.    
SATURDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE  
LOWER 70S.  
 

 
 
WYZ306-242230-  
UPPER NORTH PLATTE RIVER BASIN-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 1500, THEN PARTLY CLOUDY.  
CHANCE OF SHOWERS UNTIL 1200. SLIGHT CHANCE OF  
THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....60-65.  
24 HR TREND......13 DEGREES COOLER.  
MIN HUMIDITY........37-43 PERCENT.  
24 HR TREND......24 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................2 UNTIL 1500, THEN 3.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......3900-4500 FT AGL INCREASING TO 6400-7000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (47600-74200 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....39-44.  
24 HR TREND......2 DEGREES COOLER.  
MAX HUMIDITY........77-83 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......NORTHWEST AROUND 5 MPH SHIFTING TO THE  
SOUTHWEST AFTER MIDNIGHT.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH SHIFTING TO THE  
SOUTHWEST AFTER MIDNIGHT.  
MIXING HEIGHT.......2700-4700 FT AGL DECREASING TO 1000-2100 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR (6600-26000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....74-79.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........13-19 PERCENT.  
24 HR TREND......25 PERCENT DRIER.  
20-FOOT WINDS.......SOUTHWEST AROUND 5 MPH INCREASING TO WEST  
AROUND 15 MPH IN THE AFTERNOON. GUSTS UP TO 25  
MPH.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST AROUND 10 MPH INCREASING TO AROUND 20 MPH  
IN THE AFTERNOON.  
MIXING HEIGHT.......5300-6200 FT AGL INCREASING TO 9100-9700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (50200 KNOT-FT) INCREASING TO EXCELLENT  
(162600 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN  
THE MID 80S. SOUTHWEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE  
UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE LOWER 80S.    
SATURDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE MID 70S.  
 

 
 
WYZ307-242230-  
SNOWY RANGE/MEDICINE BOW NF-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0700. SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS UNTIL  
1200, THEN CHANCE OF SHOWERS AND THUNDERSTORMS.  
MAX TEMPERATURE.....51-59.  
24 HR TREND......16 DEGREES COOLER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......21 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................2 UNTIL 0900, THEN 3.  
CHC OF WETTING RAIN.30 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......4100-6100 FT AGL.  
SMOKE DISPERSAL.....FAIR TO GOOD (50600-72500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....35-41.  
24 HR TREND......1 DEGREE WARMER.  
MAX HUMIDITY........81-87 PERCENT.  
24 HR TREND......18 PERCENT DRIER.  
HUMIDITY RECOVERY...GOOD.  
20-FOOT WINDS.......WEST 5 TO 10 MPH.  
LAL.................2 UNTIL 2100, THEN 1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......3300-4300 FT AGL DECREASING TO 800-1600 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (12000-47900 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....64-72.  
24 HR TREND......15 DEGREES WARMER.  
MIN HUMIDITY........21-27 PERCENT.  
24 HR TREND......21 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......4100-5300 FT AGL INCREASING TO 7400-9300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (64400 KNOT-FT) INCREASING TO EXCELLENT  
(153000 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 40S. HIGHS IN  
THE MID 70S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS AROUND  
80. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN THE  
UPPER 70S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
CLEAR. LOWS IN THE MID 40S. HIGHS IN THE MID 70S.    
SATURDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 40S. HIGHS IN THE LOWER 70S.  
 

 
 
WYZ308-242230-  
LARAMIE VALLEY/SHIRLEY BASIN-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS UNTIL  
1200, THEN CHANCE OF SHOWERS AND THUNDERSTORMS.  
MAX TEMPERATURE.....58-63.  
24 HR TREND......15 DEGREES COOLER.  
MIN HUMIDITY........47-53 PERCENT.  
24 HR TREND......27 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................2 UNTIL 1200, THEN 3.  
CHC OF WETTING RAIN.35 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......3400-4600 FT AGL INCREASING TO 5400-6500 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO VERY GOOD (59600-102000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....39-44.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........87-93 PERCENT.  
24 HR TREND......11 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......WEST 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.....NORTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......3500-4900 FT AGL DECREASING TO 800-1300 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (9200-58900 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY.  
MAX TEMPERATURE.....73-78.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........19-25 PERCENT.  
24 HR TREND......30 PERCENT DRIER.  
20-FOOT WINDS.......WEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....WEST 15 TO 20 MPH.  
MIXING HEIGHT.......2900-4900 FT AGL INCREASING TO 8600-10000 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (50500 KNOT-FT) INCREASING TO EXCELLENT  
(161100 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 40S. HIGHS IN  
THE LOWER 80S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS AROUND 50. HIGHS IN THE UPPER  
80S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN THE MID  
80S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS AROUND 50. HIGHS IN THE LOWER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 40S. HIGHS IN THE UPPER 70S.  
 

 
 
WYZ309-242230-  
SOUTH LARAMIE RANGE/MEDICINE BOW NF-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. SHOWERS  
LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS UNTIL  
1200, THEN CHANCE OF SHOWERS AND THUNDERSTORMS.  
SOME THUNDERSTORMS MAY BE SEVERE AFTER 1200  
UNTIL 1400. SOME THUNDERSTORMS MAY BE SEVERE  
AFTER 1500.  
MAX TEMPERATURE.....57-63.  
24 HR TREND......17 DEGREES COOLER.  
MIN HUMIDITY........51-57 PERCENT.  
24 HR TREND......35 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................2 UNTIL 0900, THEN 3.  
CHC OF WETTING RAIN.25 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 20 TO 25 MPH.  
MIXING HEIGHT.......3900-5900 FT AGL.  
SMOKE DISPERSAL.....GOOD TO VERY GOOD (66600-103400 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
MIN TEMPERATURE.....42-48.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........85-91 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......2400-3900 FT AGL DECREASING TO 800-1400 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO FAIR (13000-49300 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY UNTIL 0900, THEN MOSTLY SUNNY  
UNTIL 1500, THEN PARTLY CLOUDY.  
MAX TEMPERATURE.....71-77.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........26-32 PERCENT.  
24 HR TREND......27 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................1.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......3300-4700 FT AGL INCREASING TO 8800-10200 FT  
AGL IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR (59000 KNOT-FT) INCREASING TO EXCELLENT  
(158300 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 50S. HIGHS IN  
THE MID 80S. WEST WINDS AROUND 10 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE  
UPPER 80S. WEST WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE LOWER 50S. HIGHS IN THE UPPER 70S.  
 

 
 
WYZ310-242230-  
PLATTE/GOSHEN/CENTRAL AND EASTERN LARAMIE-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. SLIGHT  
CHANCE OF THUNDERSTORMS UNTIL 1200. CHANCE OF  
SHOWERS. CHANCE OF THUNDERSTORMS AFTER 1200.  
SOME THUNDERSTORMS MAY BE SEVERE AFTER 1200  
UNTIL 1400, THEN SOME THUNDERSTORMS MAY BE  
SEVERE AFTER 1500.  
MAX TEMPERATURE.....62-67.  
24 HR TREND......18 DEGREES COOLER.  
MIN HUMIDITY........52-58 PERCENT.  
24 HR TREND......34 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH WITH HIGHER GUSTS.  
LAL.................3.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH INCREASING TO AROUND 25  
MPH IN THE AFTERNOON.  
MIXING HEIGHT.......3900-5900 FT AGL.  
SMOKE DISPERSAL.....FAIR (57800 KNOT-FT) INCREASING TO VERY GOOD  
(111300 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY.  
SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400.  
SLIGHT CHANCE OF SHOWERS. SOME THUNDERSTORMS  
MAY BE SEVERE UNTIL 2400.  
MIN TEMPERATURE.....46-51.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........91-97 PERCENT.  
24 HR TREND......4 PERCENT DRIER.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................2 UNTIL 2400, THEN 1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......900-2800 FT AGL.  
SMOKE DISPERSAL.....POOR (13400-38800 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MAX TEMPERATURE.....75-80.  
24 HR TREND......14 DEGREES WARMER.  
MIN HUMIDITY........30-36 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1 UNTIL 0900, THEN 2.  
CHC OF WETTING RAIN.ZERO PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......3600-4400 FT AGL INCREASING TO 7500-9300 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (60400 KNOT-FT) INCREASING TO VERY GOOD  
(117500 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN  
THE UPPER 80S. WEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS AROUND 90.  
SOUTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
LOWER 90S. WINDS GENERALLY LESS THAN 10 MPH.    
FRIDAY
 
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE MID 50S. HIGHS IN THE LOWER 80S.  
 

 
 
NEZ311-242230-  
PINE RIDGE/NEBRASKA NATIONAL FOREST/OGLALA NATIONAL GRASSLANDS-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. CHANCE OF  
SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS  
MAY BE SEVERE AFTER 1200 UNTIL 1400, THEN SOME  
THUNDERSTORMS MAY BE SEVERE AFTER 1500.  
MAX TEMPERATURE.....64-69.  
24 HR TREND......14 DEGREES COOLER.  
MIN HUMIDITY........63-69 PERCENT.  
24 HR TREND......35 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................3.  
CHC OF WETTING RAIN.25 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......2700-3600 FT AGL INCREASING TO 4700-5700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO FAIR (23600-55500 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS UNTIL  
2100. CHANCE OF SHOWERS. SLIGHT CHANCE OF  
THUNDERSTORMS AFTER 2100 UNTIL 0300. SOME  
THUNDERSTORMS MAY BE SEVERE UNTIL 2100. SOME  
THUNDERSTORMS MAY BE SEVERE AFTER 2100 UNTIL  
2400.  
MIN TEMPERATURE.....51-56.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................3 UNTIL 2100, THEN 2 UNTIL 0300, THEN 1.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1200-2800 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (22700-46000 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS.  
MAX TEMPERATURE.....73-78.  
24 HR TREND......8 DEGREES WARMER.  
MIN HUMIDITY........45-51 PERCENT.  
24 HR TREND......20 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................2 UNTIL 1200, THEN 3.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......3500-4200 FT AGL INCREASING TO 6000-6700 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....FAIR TO GOOD (48200-83400 KNOT-FT).  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN  
THE UPPER 80S. WEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S. NORTHEAST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE  
LOWER 90S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE UPPER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS AROUND 80.  
 

 
 
NEZ312-242230-  
BOX BUTTE/SOUTH SIOUX-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. CHANCE OF  
SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS  
MAY BE SEVERE AFTER 1200 UNTIL 1400, THEN SOME  
THUNDERSTORMS MAY BE SEVERE AFTER 1500.  
MAX TEMPERATURE.....65-70.  
24 HR TREND......16 DEGREES COOLER.  
MIN HUMIDITY........56-62 PERCENT.  
24 HR TREND......31 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH WITH HIGHER GUSTS.  
LAL.................3.  
CHC OF WETTING RAIN.20 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......3600-4100 FT AGL INCREASING TO 5400-6400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR TO GOOD (27600-65800 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2100, THEN PARTLY CLOUDY  
UNTIL 2400, THEN MOSTLY CLOUDY. SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS UNTIL 2400, THEN  
CHANCE OF SHOWERS. SOME THUNDERSTORMS MAY BE  
SEVERE UNTIL 2400.  
MIN TEMPERATURE.....49-54.  
24 HR TREND......1 DEGREE COOLER.  
MAX HUMIDITY........100 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................3 UNTIL 2100, THEN 2 UNTIL 2400, THEN 1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......1400-3100 FT AGL.  
SMOKE DISPERSAL.....POOR TO FAIR (26400-46600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER 0900.  
MAX TEMPERATURE.....75-80.  
24 HR TREND......11 DEGREES WARMER.  
MIN HUMIDITY........39-45 PERCENT.  
24 HR TREND......19 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1 UNTIL 0900, THEN 3 UNTIL 1300, THEN 2.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.  
MIXING HEIGHT.......4000-4500 FT AGL INCREASING TO 6800-7400 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD TO VERY GOOD (63600-106600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN  
THE UPPER 80S. WEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND  
90. NORTHWEST WINDS AROUND 5 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE  
LOWER 90S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
PARTLY CLOUDY. LOWS IN THE UPPER 50S. HIGHS IN THE  
UPPER 80S.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S.  
 

 
 
NEZ313-242230-  
SCOTTS BLUFF NATIONAL MONUMENT/WILDCAT HILLS-  
233 AM MDT SUN JUN 24 2018  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG UNTIL 0900. CHANCE OF  
SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS  
MAY BE SEVERE AFTER 1200 UNTIL 1400, THEN SOME  
THUNDERSTORMS MAY BE SEVERE AFTER 1500.  
MAX TEMPERATURE.....67-72.  
24 HR TREND......12 DEGREES COOLER.  
MIN HUMIDITY........49-55 PERCENT.  
24 HR TREND......22 PERCENT WETTER.  
20-FOOT WINDS.......NORTHWEST 10 TO 15 MPH. GUSTS UP TO 20 MPH  
INCREASING TO 30 MPH IN THE AFTERNOON.  
LAL.................3.  
CHC OF WETTING RAIN.10 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......3200-3900 FT AGL INCREASING TO 6100-7200 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....POOR (25100 KNOT-FT) INCREASING TO GOOD (97400  
KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS  
UNTIL 2400. SLIGHT CHANCE OF SHOWERS. SOME  
THUNDERSTORMS MAY BE SEVERE UNTIL 2400.  
MIN TEMPERATURE.....49-54.  
24 HR TREND......3 DEGREES COOLER.  
MAX HUMIDITY........92-98 PERCENT.  
24 HR TREND......UNCHANGED.  
HUMIDITY RECOVERY...EXCELLENT.  
20-FOOT WINDS.......NORTHWEST 5 TO 10 MPH. GUSTS UP TO 25 MPH  
DECREASING TO 15 MPH AFTER MIDNIGHT.  
LAL.................2 UNTIL 2400, THEN 1.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST 15 TO 20 MPH.  
MIXING HEIGHT.......3000-4100 FT AGL DECREASING TO 900-1400 FT AGL  
AFTER MIDNIGHT.  
SMOKE DISPERSAL.....POOR TO GOOD (17700-63600 KNOT-FT).  
HAINES INDEX........2 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. SLIGHT  
CHANCE OF THUNDERSTORMS AFTER 0900.  
MAX TEMPERATURE.....76-81.  
24 HR TREND......7 DEGREES WARMER.  
MIN HUMIDITY........35-41 PERCENT.  
24 HR TREND......14 PERCENT DRIER.  
20-FOOT WINDS.......NORTHWEST AROUND 10 MPH AND GUSTY.  
LAL.................1 UNTIL 0900, THEN 2.  
CHC OF WETTING RAIN.5 PERCENT.  
TRANSPORT WINDS.....NORTHWEST AROUND 20 MPH.  
MIXING HEIGHT.......3800-4300 FT AGL INCREASING TO 7100-8000 FT AGL  
IN THE AFTERNOON.  
SMOKE DISPERSAL.....GOOD (67500 KNOT-FT) INCREASING TO VERY GOOD  
(120600 KNOT-FT) IN THE AFTERNOON.  
HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME  
DOMINATED FIRE GROWTH.  
   
FORECAST DAYS 3 THROUGH 7
 
   
TUESDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS  
AROUND 90. WEST WINDS AROUND 5 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE  
LOWER 90S. NORTH WINDS AROUND 10 MPH.    
THURSDAY
 
PARTLY CLOUDY. LOWS IN THE LOWER 60S. HIGHS IN THE  
MID 90S. SOUTH WINDS AROUND 10 MPH.    
FRIDAY
 
MOSTLY CLEAR. LOWS IN THE UPPER 50S. HIGHS AROUND 90.    
SATURDAY
 
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND  
THUNDERSTORMS. LOWS IN THE UPPER 50S. HIGHS IN THE MID 80S.  
 

 
 
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