168  
FNUS55 KBOU 301159  
FWFBOU  
 
FIRE WEATHER FORECAST FOR NORTHEAST AND NORTH CENTRAL COLORADO  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
559 AM MDT SUN APR 30 2017  
   
DISCUSSION...TODAY AND TONIGHT
 
STRONG NORTHERLY FLOW ALOFT WILL  
CONTINUE TODAY AS A STORM SYSTEM OVER WESTERN KANSAS GRADUALLY SHIFTS  
EASTWARD. NORTH CENTRAL AND NORTHEAST COLORADO WILL BE DRY TODAY WITH  
COOL TEMPERATURES. FLOW ALOFT WILL BECOME NORTHWESTERLY TONIGHT WITH  
INCREASING MOISTURE OVER THE MOUNTAINS PRODUCING SOME LIGHT SNOW.  
 
LONG TERM DISCUSSION...MONDAY THROUGH THURSDAY...SNOW SHOWERS  
WILL CONTINUE IN THE MOUNTAINS ON MONDAY WITH A SLIGHT CHANCE OF  
AFTERNOON SHOWERS ACROSS THE PLAINS. A WEATHER SYSTEM WILL AFFECT  
THE AREA TUESDAY AFTERNOON INTO EARLY WEDNESDAY. THIS FEATURE WILL  
BRING SNOW TO THE MOUNTAINS AND A GOOD CHANCE OF SHOWERS ACROSS THE  
PLAINS. THURSDAY WILL BE DRY WITH WARMER TEMPERATURES.  
 
...THUNDERSTORMS IMPLY STRONG GUSTY ERRATIC WINDS...  
...ALL SURFACE WINDS ARE 20-FOOT...10-MINUTE AVERAGED WINDS...  
...CWR IS CHANCE OF WETTING RAIN - 0.10 INCH OR MORE LIQUID...  
...24 HR TRENDS ARE BASED ON AVERAGES OVER THE RESPECTIVE ZONE  
GROUPS AND MAY NOT MATCH THE ACTUAL FORECAST VALUES  
SHOWN IN THOSE GROUPS...  
 
COZ239-240-302230-  
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD  
COUNTY-  
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND  
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-  
INCLUDING ARVADA, BOULDER, GOLDEN, LAKEWOOD, LONGMONT, AURORA,  
BRIGHTON, CITY OF DENVER, DENVER INTERNATIONAL AIRPORT,  
HIGHLANDS RANCH, LITTLETON, AND PARKER  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN PARTLY  
CLOUDY(40-50%).  
MAX TEMPERATURE.....50-54.  
24 HR TREND......20-25 DEGREES WARMER.  
MIN HUMIDITY........31-37%.  
24 HR TREND......MORE THAN 50% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 11-17 MPH WITH GUSTS TO 35 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 40-50 MPH.  
MIXING HEIGHT.......7000-8000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0800, THEN 25-30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1300.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY(35-45%).  
MIN TEMPERATURE.....34-38.  
24 HR TREND......7-10 DEGREES WARMER.  
MAX HUMIDITY........73-83%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 7-13 MPH WITH GUSTS TO 25 MPH  
SHIFTING TO THE WEST 4-8 MPH AFTER MIDNIGHT.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......2000-3000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25-30 MPH UNTIL 2000. WEST AROUND 10  
MPH AFTER 2400.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2300.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(50-60%).  
MAX TEMPERATURE.....59-63.  
24 HR TREND......7-10 DEGREES WARMER.  
MIN HUMIDITY........30-34%.  
24 HR TREND......LITTLE CHANGE.  
20-FOOT WINDS.......NORTHWEST WINDS 6-12 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 25-35 MPH.  
MIXING HEIGHT.......8500-9500 FT AGL.  
TRANSPORT WINDS.....WEST 10-15 MPH UNTIL 0800, THEN NORTHWEST 20-25  
MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1100.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE UPPER 30S. EAST WINDS 5-7 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS AROUND  
60. NORTH WINDS 5-8 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 30S. HIGHS IN THE UPPER 50S. NORTH WINDS 5-9 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE UPPER 30S. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS 5-8 MPH.  
 

 
 
COZ238-302230-  
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-  
INCLUDING FORT COLLINS, HEREFORD, LOVELAND, NUNN,  
AND WEST PAWNEE GRASSLANDS  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1700, THEN PARTLY  
CLOUDY(35-45%).  
MAX TEMPERATURE.....50-54.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........28-34%.  
24 HR TREND......25-35% DRIER.  
20-FOOT WINDS.......BREEZY. NORTHWEST WINDS 16-26 MPH WITH GUSTS TO  
40 MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 35-45 MPH.  
MIXING HEIGHT.......7500-8500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH UNTIL 0800, THEN 30-35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1300.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY(30-40%).  
MIN TEMPERATURE.....32-36.  
24 HR TREND......7-10 DEGREES WARMER.  
MAX HUMIDITY........79-89%.  
24 HR TREND......2-4% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 10-16 MPH WITH GUSTS TO 30 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......1500-2500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 30-35 MPH UNTIL 2000, THEN 20-25 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2300.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200, THEN MOSTLY  
CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS AFTER  
1200.  
MAX TEMPERATURE.....54-62.  
24 HR TREND......4-7 DEGREES WARMER.  
MIN HUMIDITY........32-40%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 11-17 MPH WITH GUSTS TO 25 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......8500-9500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH UNTIL 0900. AROUND 20 MPH  
AFTER 1300.  
SMOKE DISPERSAL.....POOR UNTIL 0800. VERY GOOD AFTER 0900.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE MID 30S. NORTHWEST WINDS 5-8 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS IN THE  
MID 50S. NORTHWEST WINDS 6-12 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 30S. HIGHS IN THE UPPER 50S. NORTH WINDS 8-14 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS 6-12 MPH.  
 

 
 
COZ241-302230-  
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-  
INCLUDING CASTLE ROCK, ELBERT, FONDIS, KIOWA, AND LARKSPUR  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1100, THEN MOSTLY  
SUNNY UNTIL 1700, THEN PARTLY CLOUDY(40-50%).  
MAX TEMPERATURE.....42-48.  
24 HR TREND......15-20 DEGREES WARMER.  
MIN HUMIDITY........40-50%.  
24 HR TREND......35-50% DRIER.  
20-FOOT WINDS.......BREEZY. NORTH WINDS 15-25 MPH WITH GUSTS TO 35  
MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 50-60 MPH.  
MIXING HEIGHT.......6000-7000 FT AGL.  
TRANSPORT WINDS.....NORTH 30-35 MPH UNTIL 0900, THEN AROUND 40 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1400.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY(30-40%).  
MIN TEMPERATURE.....29-33.  
24 HR TREND......7-10 DEGREES WARMER.  
MAX HUMIDITY........81-91%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH. GUSTS UP TO 25 MPH IN  
THE EVENING.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 40-50 MPH.  
MIXING HEIGHT.......1500-2500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 35-40 MPH UNTIL 2000. 15-20 MPH AFTER  
2200.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2300.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%).  
MAX TEMPERATURE.....53-59.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........36-42%.  
24 HR TREND......4-7% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 7-13 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......8500-9500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0800. AROUND 15 MPH  
AFTER 1500.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE MID 30S. NORTHEAST WINDS 5-8 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS IN THE  
MID 50S. NORTHEAST WINDS 5-9 MPH.    
WEDNESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE LOWER 30S. HIGHS IN THE LOWER 50S. NORTH WINDS 8-14 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN  
THE MID 60S. NORTHWEST WINDS 6-12 MPH.  
 

 
 
COZ242-302230-  
NORTHEAST WELD COUNTY-  
INCLUDING BRIGGSDALE, EAST PAWNEE GRASSLANDS, GROVER,  
PAWNEE BUTTES, RAYMER, AND STONEHAM  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(30-40%) UNTIL 0800, THEN MOSTLY  
SUNNY.  
MAX TEMPERATURE.....49-53.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........25-31%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......WINDY. NORTH WINDS 21-31 MPH WITH GUSTS TO 45  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 35-45 MPH.  
MIXING HEIGHT.......6500-7500 FT AGL.  
TRANSPORT WINDS.....NORTH 25-30 MPH UNTIL 0800, THEN AROUND 35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1400.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-35.  
24 HR TREND......4-7 DEGREES WARMER.  
MAX HUMIDITY........83-89%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 12-18 MPH. GUSTS UP TO 40 MPH  
IN THE EVENING.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......2500-3500 FT AGL UNTIL 2400, THEN BELOW 1000 FT  
AGL.  
TRANSPORT WINDS.....NORTH 30-35 MPH UNTIL 2100, THEN NORTHWEST  
20-25 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2200.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200, THEN MOSTLY  
CLOUDY(60-65%).  
MAX TEMPERATURE.....55-59.  
24 HR TREND......4-7 DEGREES WARMER.  
MIN HUMIDITY........34-40%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 12-22 MPH WITH GUSTS TO 30 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 40-50 MPH.  
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 6500-7500 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0800. VERY GOOD AFTER 1100.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE MID 30S. NORTHWEST WINDS 6-12 MPH.    
TUESDAY
 
CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER  
50S. NORTHWEST WINDS 8-14 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 30S. HIGHS IN THE UPPER 50S. NORTH WINDS 10-16 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS 7-13 MPH.  
 

 
 
COZ243>245-302230-  
CENTRAL AND SOUTH WELD COUNTY-MORGAN COUNTY-  
CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-  
INCLUDING EATON, FORT LUPTON, GREELEY, ROGGEN, BRUSH,  
FORT MORGAN, GOODRICH, WIGGINS, BENNETT, BYERS, DEER TRAIL,  
AND LEADER  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(35-45%) UNTIL 1100, THEN MOSTLY  
SUNNY UNTIL 1700, THEN PARTLY CLOUDY(30-35%).  
MAX TEMPERATURE.....49-55.  
24 HR TREND......15-20 DEGREES WARMER.  
MIN HUMIDITY........26-36%.  
24 HR TREND......35-50% DRIER.  
20-FOOT WINDS.......WINDY. NORTH WINDS 19-29 MPH WITH GUSTS TO 45  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 45-55 MPH.  
MIXING HEIGHT.......7500-8500 FT AGL.  
TRANSPORT WINDS.....NORTH 25-30 MPH UNTIL 0900, THEN AROUND 35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1500.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....31-35.  
24 HR TREND......2-4 DEGREES WARMER.  
MAX HUMIDITY........81-89%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH. GUSTS UP TO 35 MPH IN  
THE EVENING.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 40-50 MPH.  
MIXING HEIGHT.......2000-3000 FT AGL UNTIL 0100, THEN BELOW 1000 FT  
AGL.  
TRANSPORT WINDS.....NORTH 30-35 MPH UNTIL 2000. NORTHWEST AROUND 15  
MPH AFTER 2400.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%) UNTIL 1200, THEN MOSTLY  
CLOUDY(60-65%).  
MAX TEMPERATURE.....58-62.  
24 HR TREND......7-10 DEGREES WARMER.  
MIN HUMIDITY........32-38%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 9000-10000  
FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0900. AROUND 15 MPH  
AFTER 1400.  
SMOKE DISPERSAL.....POOR UNTIL 0900. VERY GOOD AFTER 1100.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE UPPER 30S. NORTHEAST WINDS 5-7 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS AROUND  
60. NORTH WINDS 5-9 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS IN THE  
MID 30S. HIGHS IN THE UPPER 50S. NORTH WINDS 7-13 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS  
AROUND 70. NORTHWEST WINDS 6-12 MPH.  
 

 
 
COZ246-247-302230-  
NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH LINCOLN  
COUNTY-  
SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH LINCOLN COUNTY-  
INCLUDING AGATE, HUGO, LIMON, MATHESON, FORDER, KARVAL, KUTCH,  
AND PUNKIN CENTER  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 1100, THEN PARTLY  
CLOUDY(40-50%) UNTIL 1400, THEN MOSTLY SUNNY.  
SLIGHT CHANCE OF SNOW UNTIL 1400. SLIGHT CHANCE  
OF RAIN AFTER 1000.  
MAX TEMPERATURE.....43-47.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........44-52%.  
24 HR TREND......35-50% DRIER.  
20-FOOT WINDS.......WINDY. NORTH WINDS 23-33 MPH WITH GUSTS TO 45  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 60-70 MPH.  
MIXING HEIGHT.......5000-6000 FT AGL.  
TRANSPORT WINDS.....NORTH 40-50 MPH UNTIL 1700, THEN AROUND 35 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 0800, THEN VERY GOOD UNTIL 1100,  
THEN EXCELLENT UNTIL 1700, THEN VERY GOOD.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
MIN TEMPERATURE.....29-33.  
24 HR TREND......4-7 DEGREES WARMER.  
MAX HUMIDITY........84-92%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 9-15 MPH. GUSTS UP TO 35 MPH  
DECREASING TO 20 MPH AFTER MIDNIGHT.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 45-55 MPH.  
MIXING HEIGHT.......1500-2500 FT AGL.  
TRANSPORT WINDS.....NORTH 30-35 MPH UNTIL 2000. NORTHWEST AROUND 15  
MPH AFTER 0400.  
SMOKE DISPERSAL.....GOOD UNTIL 2000, THEN POOR.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%).  
MAX TEMPERATURE.....56-62.  
24 HR TREND......15-20 DEGREES WARMER.  
MIN HUMIDITY........34-44%.  
24 HR TREND......4-7% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 8-14 MPH. GUSTS UP TO 20 MPH IN  
THE AFTERNOON.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......9000-10000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0900. WEST AFTER  
1600.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN VERY GOOD UNTIL 1700,  
THEN GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. LOWS IN THE MID 30S. NORTHEAST  
WINDS 5-9 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS IN THE  
UPPER 50S. EAST WINDS 6-12 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 30S. HIGHS IN THE MID 50S. NORTH WINDS 10-16 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN  
THE MID 60S. NORTHWEST WINDS 7-13 MPH.  
 

 
 
COZ248>251-302230-  
LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-PHILLIPS COUNTY-  
INCLUDING CROOK, MERINO, STERLING, PEETZ, AKRON, COPE,  
LAST CHANCE, OTIS, JULESBURG, OVID, SEDGWICK, AMHERST, HAXTUN,  
AND HOLYOKE  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(50-60%) UNTIL 0800, THEN MOSTLY  
CLOUDY(60-65%) UNTIL 1100, THEN PARTLY  
CLOUDY(40-50%). SLIGHT CHANCE OF SNOW UNTIL  
1300. SLIGHT CHANCE OF RAIN AFTER 1000.  
MAX TEMPERATURE.....46-50.  
24 HR TREND......2-4 DEGREES WARMER.  
MIN HUMIDITY........34-44%.  
24 HR TREND......2-4% DRIER.  
20-FOOT WINDS.......WINDY. NORTH WINDS 24-34 MPH WITH GUSTS TO 50  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 50-60 MPH.  
MIXING HEIGHT.......5500-6500 FT AGL.  
TRANSPORT WINDS.....NORTH 30-35 MPH UNTIL 0900, THEN 35-40 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 0900. EXCELLENT AFTER 1500.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....31-35.  
24 HR TREND......2-4 DEGREES WARMER.  
MAX HUMIDITY........82-90%.  
24 HR TREND......LITTLE CHANGE.  
20-FOOT WINDS.......NORTHWEST WINDS 10-16 MPH. GUSTS UP TO 40 MPH  
IN THE EVENING.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 45-55 MPH.  
MIXING HEIGHT.......1500-2500 FT AGL UNTIL 0200, THEN BELOW 1000 FT  
AGL.  
TRANSPORT WINDS.....NORTH AROUND 40 MPH UNTIL 1900. NORTHWEST 15-20  
MPH AFTER 2200.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(40-50%).  
MAX TEMPERATURE.....57-61.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........34-40%.  
24 HR TREND......LITTLE CHANGE.  
20-FOOT WINDS.......NORTHWEST WINDS 13-23 MPH WITH GUSTS TO 30 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 40-50 MPH.  
MIXING HEIGHT.......BELOW 1000 FT AGL UNTIL 0700, THEN 7500-8500 FT  
AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1200.  
   
MONDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS.  
LOWS IN THE UPPER 30S. NORTHWEST WINDS 6-12 MPH.    
TUESDAY
 
CLOUDY. CHANCE OF RAIN SHOWERS. HIGHS IN THE UPPER  
50S. NORTHWEST WINDS 7-13 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN SHOWERS. LOWS IN THE  
UPPER 30S. HIGHS IN THE UPPER 50S. NORTH WINDS 10-16 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN  
THE UPPER 60S. NORTHWEST WINDS 7-13 MPH.  
 

 
 
COZ215-302230-  
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-  
INCLUDING ESTES PARK, GLENDEVEY, LARAMIE RIVER VALLEY, NEDERLAND,  
AND RED FEATHER LAKES  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........SUNNY UNTIL 1400, THEN PARTLY CLOUDY(40-50%)  
UNTIL 1700, THEN MOSTLY CLOUDY(60-65%).  
MAX TEMPERATURE.....38-48.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........33-43%.  
24 HR TREND......35-50% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10-20 MPH WITH GUSTS TO 35  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 10-20 MPH WITH GUSTS TO 35  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 35-45 MPH.  
MIXING HEIGHT.......6000-7000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH UNTIL 0900, THEN AROUND 30  
MPH.  
SMOKE DISPERSAL.....POOR UNTIL 1000. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 2000, THEN PARTLY  
CLOUDY(40-50%). SLIGHT CHANCE OF RAIN SHOWERS  
UNTIL 2100. SLIGHT CHANCE OF SNOW SHOWERS.  
MIN TEMPERATURE.....28-36.  
24 HR TREND......10-15 DEGREES WARMER.  
MAX HUMIDITY........74-84%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 11-17 MPH WITH GUSTS TO 30 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 11-20 MPH WITH GUSTS TO 35 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......2000-3000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25-30 MPH.  
SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY(60-65%). CHANCE OF SNOW SHOWERS  
UNTIL 1200. SLIGHT CHANCE OF RAIN SHOWERS.  
MAX TEMPERATURE.....43-53.  
24 HR TREND......2-4 DEGREES WARMER.  
MIN HUMIDITY........41-51%.  
24 HR TREND......LITTLE CHANGE.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 9-15 MPH WITH GUSTS TO 25 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 8-14 MPH WITH GUSTS TO 25 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................10 PERCENT UNTIL 1200, THEN 0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......7500-8500 FT AGL.  
TRANSPORT WINDS.....WEST 30-35 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 0800. EXCELLENT AFTER 1100.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. WEST WINDS 5-7 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. HIGHS  
IN THE UPPER 40S. NORTHWEST WINDS 5-9 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE UPPER 40S. NORTHWEST WINDS  
5-9 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS IN  
THE UPPER 50S. WEST WINDS 5-8 MPH.  
 

 
 
COZ216-302230-  
JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR  
CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET-  
INCLUDING BAILEY, CENTRAL CITY, EVERGREEN, GEORGETOWN,  
IDAHO SPRINGS, NORTHERN RAMPART RANGE, TARRYALL, AND WESTCREEK  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN PARTLY  
CLOUDY(40-50%) UNTIL 1700, THEN MOSTLY  
CLOUDY(60-65%).  
MAX TEMPERATURE.....39-49.  
24 HR TREND......15-20 DEGREES WARMER.  
MIN HUMIDITY........34-42%.  
24 HR TREND......MORE THAN 50% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10-16 MPH WITH GUSTS TO 25  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 11-17 MPH WITH GUSTS TO 25  
MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 40-50 MPH.  
MIXING HEIGHT.......6000-7000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 0800, THEN 25-30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY(60-65%) UNTIL 2000, THEN PARTLY  
CLOUDY(35-45%). SLIGHT CHANCE OF SNOW SHOWERS  
AFTER 2400.  
MIN TEMPERATURE.....27-33.  
24 HR TREND......10-15 DEGREES WARMER.  
MAX HUMIDITY........67-77%.  
24 HR TREND......20-25% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 7-13 MPH WITH GUSTS TO 25 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 9-15 MPH WITH GUSTS TO 25  
MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 25-35 MPH.  
MIXING HEIGHT.......2000-3000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25-30 MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2000, THEN FAIR.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW  
SHOWERS UNTIL 1200. SLIGHT CHANCE OF RAIN  
SHOWERS.  
MAX TEMPERATURE.....47-57.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........31-41%.  
24 HR TREND......LITTLE CHANGE.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 4-12 MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 6-12 MPH. GUSTS UP TO 20  
MPH IN THE MORNING.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 25-35 MPH.  
MIXING HEIGHT.......8500-9500 FT AGL.  
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 1500, THEN AROUND 15 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE LOWER 30S. WEST WINDS 5-6 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. HIGHS  
IN THE LOWER 50S. NORTHWEST WINDS 5-8 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE UPPER 20S. HIGHS IN THE UPPER 40S. NORTH WINDS 5-8 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE LOWER 30S. HIGHS  
AROUND 60. NORTHWEST WINDS 5-8 MPH.  
 

 
 
COZ211-213-302230-  
JACKSON COUNTY BELOW 9000 FEET-  
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-  
INCLUDING GOULD, NORTH PARK, RAND, SPICER, WALDEN, DILLON,  
FRASER, GRANBY, GRAND LAKE, GREEN MOUNTAIN RESERVOIR,  
HOT SULPHUR SPRINGS, KREMMLING, MIDDLE PARK,  
AND WILLIAMS FORK RESERVOIR  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN MOSTLY CLOUDY.  
MAX TEMPERATURE.....38-44.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........37-47%.  
24 HR TREND......25-35% DRIER.  
20-FOOT WINDS.......NORTHWEST WINDS 7-13 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 35-45 MPH.  
MIXING HEIGHT.......5500-6500 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS UNTIL 0800. NORTHWEST 20-25 MPH  
AFTER 1200.  
SMOKE DISPERSAL.....POOR UNTIL 1200. VERY GOOD AFTER 1600.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS  
UNTIL 2100. SLIGHT CHANCE OF SNOW SHOWERS UNTIL  
2400, THEN CHANCE OF SNOW SHOWERS.  
MIN TEMPERATURE.....26-30.  
24 HR TREND......15-20 DEGREES WARMER.  
MAX HUMIDITY........86-96%.  
24 HR TREND......7-10% DRIER.  
20-FOOT WINDS.......WEST WINDS 8-14 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT UNTIL 2400, THEN 10 PERCENT.  
15K FT MSL WINDS....NORTHWEST 35-45 MPH.  
MIXING HEIGHT.......2500-3500 FT AGL.  
TRANSPORT WINDS.....WEST 20-25 MPH UNTIL 2100, THEN 15-20 MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2000, THEN FAIR.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS UNTIL  
1200, THEN CHANCE OF RAIN SHOWERS.  
MAX TEMPERATURE.....41-49.  
24 HR TREND......2-4 DEGREES WARMER.  
MIN HUMIDITY........46-56%.  
24 HR TREND......10-15% WETTER.  
20-FOOT WINDS.......WEST WINDS 8-14 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................20 PERCENT UNTIL 1200, THEN 10 PERCENT.  
15K FT MSL WINDS....WEST 40-50 MPH.  
MIXING HEIGHT.......6000-7000 FT AGL.  
TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 0900, THEN 25-30 MPH.  
SMOKE DISPERSAL.....FAIR UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF RAIN AND SNOW  
SHOWERS. LOWS IN THE UPPER 20S. WEST WINDS 5-8 MPH.    
TUESDAY
 
RAIN SHOWERS LIKELY AND CHANCE OF SNOW SHOWERS. HIGHS  
IN THE MID 40S. WEST WINDS 5-9 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 20S. HIGHS IN THE MID 40S. NORTHWEST WINDS 5-8 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE MID  
50S. SOUTHWEST WINDS 5-8 MPH.  
 

 
 
COZ214-302230-  
CENTRAL AND SOUTHEAST PARK COUNTY-  
INCLUDING ELEVEN MILE CANYON RESERVOIR, FAIRPLAY, GUFFEY,  
HARTSEL, LAKE GEORGE, AND SOUTH PARK  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........SUNNY UNTIL 1400, THEN PARTLY CLOUDY(50-60%).  
MAX TEMPERATURE.....37-43.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........30-40%.  
24 HR TREND......35-50% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 11-17 MPH WITH GUSTS TO 30  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 12-21 MPH WITH GUSTS TO 30  
MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 35-45 MPH.  
MIXING HEIGHT.......5500-6500 FT AGL.  
TRANSPORT WINDS.....NORTH 20-25 MPH UNTIL 0900, THEN NORTHWEST  
AROUND 30 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 1000. VERY GOOD AFTER 1200.  
   
TONIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY(35-45%). SLIGHT CHANCE OF SNOW  
SHOWERS AFTER 2400.  
MIN TEMPERATURE.....23-27.  
24 HR TREND......10-15 DEGREES WARMER.  
MAX HUMIDITY........73-83%.  
24 HR TREND......7-10% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 9-15 MPH WITH GUSTS TO 25  
MPH.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 12-20 MPH WITH GUSTS TO 35  
MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 25-35 MPH.  
MIXING HEIGHT.......1500-2500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 25-30 MPH UNTIL 0400, THEN AROUND 20  
MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2000. POOR AFTER 0300.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY(50-60%). SLIGHT CHANCE OF SNOW  
SHOWERS UNTIL 1200. SLIGHT CHANCE OF RAIN  
SHOWERS AFTER 1200.  
MAX TEMPERATURE.....43-51.  
24 HR TREND......7-10 DEGREES WARMER.  
MIN HUMIDITY........33-43%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 8-14 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 9-15 MPH WITH GUSTS TO 25 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTHWEST 25-35 MPH.  
MIXING HEIGHT.......6500-7500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
PARTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS.  
LOWS IN THE UPPER 20S. WEST WINDS 5-8 MPH.    
TUESDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. HIGHS  
IN THE UPPER 40S. NORTHWEST WINDS 5-9 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE MID 20S. HIGHS IN THE MID 40S. NORTH WINDS 5-9 MPH.    
THURSDAY
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN  
THE MID 50S. NORTHWEST WINDS 5-8 MPH.  
 

 
 
COZ212-218-302230-  
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/  
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE  
9000 FEET-  
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/  
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-  
INCLUDING BERTHOUD PASS, BRECKENRIDGE,  
EAST SLOPES MOSQUITO RANGE, EAST SLOPES SOUTHERN GORE RANGE,  
EISENHOWER TUNNEL, INDIAN PEAKS, KENOSHA MOUNTAINS, MOUNT EVANS,  
PUMA HILLS, TARRYALL MOUNTAINS, WILLIAMS FORK MOUNTAINS,  
WINTER PARK, CAMERON PASS, LARAMIE AND MEDICINE BOW MOUNTAINS,  
RABBIT EARS RANGE, ROCKY MOUNTAIN NATIONAL PARK,  
AND WILLOW CREEK PASS  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF SNOW AFTER 0900.  
MAX TEMPERATURE.....29-39.  
24 HR TREND......15-20 DEGREES WARMER.  
MIN HUMIDITY........43-53%.  
24 HR TREND......25-35% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 10-20 MPH WITH GUSTS TO 35  
MPH.  
RIDGES/UPR SLOPES....BREEZY. NORTHWEST WINDS 14-24 MPH WITH  
GUSTS TO 35 MPH.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 40-50 MPH.  
MIXING HEIGHT.......4500-5500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 20-25 MPH UNTIL 1100, THEN 30-35 MPH.  
SMOKE DISPERSAL.....POOR UNTIL 1100. VERY GOOD AFTER 1700.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY UNTIL 2000, THEN PARTLY  
CLOUDY(50-60%). SLIGHT CHANCE OF SNOW SHOWERS  
UNTIL 2400, THEN CHANCE OF SNOW SHOWERS.  
MIN TEMPERATURE.....20-28.  
24 HR TREND......15-20 DEGREES WARMER.  
MAX HUMIDITY........78-88%.  
24 HR TREND......10-15% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 12-20 MPH WITH GUSTS TO 40 MPH.  
RIDGES/UPR SLOPES....BREEZY. NORTHWEST WINDS 16-26 MPH WITH  
GUSTS TO 45 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................10 PERCENT UNTIL 2400, THEN 20 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......3500-4500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 30-35 MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN GOOD.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. CHANCE  
OF RAIN SHOWERS AFTER 1200.  
MAX TEMPERATURE.....33-43.  
24 HR TREND......LITTLE CHANGE.  
MIN HUMIDITY........53-63%.  
24 HR TREND......15-20% WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 10-16 MPH WITH GUSTS TO 30 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 13-23 MPH WITH GUSTS TO 40 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................20 PERCENT UNTIL 1200, THEN 10 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......5000-6000 FT AGL.  
TRANSPORT WINDS.....WEST 30-35 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS IN  
THE MID 20S. WEST WINDS 7-13 MPH.    
TUESDAY
 
SNOW SHOWERS AND RAIN SHOWERS LIKELY. HIGHS IN THE  
UPPER 30S. WEST WINDS 7-13 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
AROUND 20. HIGHS IN THE UPPER 30S. NORTHWEST WINDS 6-12 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS IN THE UPPER  
40S. WEST WINDS 5-9 MPH.  
 

 
 
COZ217-302230-  
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-  
INCLUDING EAST SLOPES PARK AND NORTHERN GORE RANGES, GORE PASS,  
AND RABBIT EARS PASS  
559 AM MDT SUN APR 30 2017  
   
TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY UNTIL 1400, THEN MOSTLY CLOUDY.  
SLIGHT CHANCE OF SNOW AFTER 1500.  
MAX TEMPERATURE.....32-41.  
24 HR TREND......10-15 DEGREES WARMER.  
MIN HUMIDITY........43-53%.  
24 HR TREND......20-25% DRIER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...NORTHWEST WINDS 7-13 MPH. GUSTS UP TO 25  
MPH IN THE AFTERNOON.  
RIDGES/UPR SLOPES....NORTHWEST WINDS 10-16 MPH. GUSTS UP TO 20  
MPH INCREASING TO 30 MPH IN THE AFTERNOON.  
HAINES INDEX........3 VERY LOW .  
LAL.................1.  
CWR.................0 PERCENT.  
15K FT MSL WINDS....NORTH 30-40 MPH.  
MIXING HEIGHT.......5000-6000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 1300, THEN AROUND 25  
MPH.  
SMOKE DISPERSAL.....POOR UNTIL 1100. VERY GOOD AFTER 1500.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS UNTIL  
2100. CHANCE OF SNOW SHOWERS UNTIL 2400, THEN  
SNOW SHOWERS LIKELY.  
MIN TEMPERATURE.....24-30.  
24 HR TREND......15-20 DEGREES WARMER.  
MAX HUMIDITY........81-91%.  
24 HR TREND......4-7% WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 9-15 MPH WITH GUSTS TO 25 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 12-21 MPH WITH GUSTS TO 30 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................10 PERCENT UNTIL 2400, THEN 40 PERCENT.  
15K FT MSL WINDS....NORTHWEST 30-40 MPH.  
MIXING HEIGHT.......3000-4000 FT AGL.  
TRANSPORT WINDS.....WEST 25-30 MPH.  
SMOKE DISPERSAL.....VERY GOOD UNTIL 2100, THEN FAIR.  
   
MONDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. CHANCE  
OF RAIN SHOWERS AFTER 1200.  
MAX TEMPERATURE.....35-45.  
24 HR TREND......2-4 DEGREES WARMER.  
MIN HUMIDITY........53-63%.  
24 HR TREND......10-15% WETTER.  
20-FOOT WINDS.......  
VALLEYS/LWR SLOPES...WEST WINDS 8-14 MPH WITH GUSTS TO 20 MPH.  
RIDGES/UPR SLOPES....WEST WINDS 12-18 MPH WITH GUSTS TO 30 MPH.  
HAINES INDEX........2 VERY LOW .  
LAL.................1.  
CWR.................30 PERCENT UNTIL 1200, THEN 10 PERCENT.  
15K FT MSL WINDS....WEST 35-45 MPH.  
MIXING HEIGHT.......5000-6000 FT AGL.  
TRANSPORT WINDS.....WEST 25-30 MPH.  
SMOKE DISPERSAL.....GOOD UNTIL 0900, THEN VERY GOOD.  
   
MONDAY NIGHT
 
MOSTLY CLOUDY. CHANCE OF SNOW SHOWERS. LOWS IN  
THE MID 20S. WEST WINDS 7-13 MPH.    
TUESDAY
 
CHANCE OF RAIN AND SNOW SHOWERS LIKELY. HIGHS IN THE  
UPPER 30S. WEST WINDS 6-12 MPH.    
WEDNESDAY
 
PARTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS  
IN THE LOWER 20S. HIGHS IN THE LOWER 40S. NORTHWEST WINDS  
5-9 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS IN THE MID 20S. HIGHS AROUND 50.  
WEST WINDS 5-8 MPH.  
 

 
   
OUTLOOK 6 TO 10 DAYS
 
 
TEMPERATURES ABOVE NORMAL AND PRECIPITATION ABOVE NORMAL.  
 

 
 
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