410  
FPUS55 KBOU 182202  
ZFPBOU  
 
ZONE FORECAST PRODUCT FOR NORTHEAST COLORADO  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
302 PM MST SUN FEB 18 2018  
 
COZ038-191230-  
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-  
INCLUDING FORT COLLINS, HEREFORD, LOVELAND, AND NUNN  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 4 PM MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER MIDNIGHT.  
CHANCE OF SNOW TOWARDS SUNRISE. LOWS 9 TO 15. NORTH WINDS 10 TO  
20 MPH WITH GUSTS TO AROUND 30 MPH. CHANCE OF SNOW 30 PERCENT.    
WASHINGTONS BIRTHDAY
 
CHANCE OF SNOW IN THE MORNING, THEN SNOW  
LIKELY IN THE AFTERNOON. SNOW ACCUMULATION OF 1 TO 2 INCHES.  
HIGHS 16 TO 22. EAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
30 MPH. CHANCE OF SNOW 60 PERCENT.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW MAY BE HEAVY AT TIMES IN THE EVENING. SNOW  
ACCUMULATION OF 2 TO 5 INCHES. LOWS 4 BELOW TO 2 ABOVE ZERO.  
NORTHEAST WINDS 10 TO 15 MPH. WIND CHILL READINGS 5 BELOW TO  
15 BELOW ZERO.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 11 TO 15.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 4 BELOW TO ZERO.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 20S.    
WEDNESDAY NIGHT
 
PARTLY CLOUDY. LOWS 5 TO 9.    
THURSDAY
 
MOSTLY SUNNY. HIGHS IN THE LOWER TO MID 30S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 11 TO 15.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE UPPER 30S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 16.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 37 TO 42. LOWS  
16 TO 20.  
 

 
 
COZ039-191230-  
BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD  
COUNTY-  
INCLUDING ARVADA, BOULDER, GOLDEN, LAKEWOOD, AND LONGMONT  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
PARTLY CLOUDY UNTIL EARLY MORNING, THEN MOSTLY CLOUDY  
WITH A SLIGHT CHANCE OF SNOW AND PATCHY LIGHT FREEZING DRIZZLE  
TOWARDS SUNRISE. AREAS OF FREEZING FOG TOWARDS SUNRISE. LOWS  
17 TO 23. WEST WINDS 10 TO 20 MPH SHIFTING TO THE NORTH AFTER  
MIDNIGHT. GUSTS UP TO 30 MPH. CHANCE OF PRECIPITATION 20 PERCENT.   
WASHINGTONS BIRTHDAY
 
CHANCE OF SNOW IN THE MORNING, THEN SNOW  
LIKELY IN THE AFTERNOON. SNOW ACCUMULATION UP TO 1 INCH. HIGHS 22  
TO 29. NORTHEAST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.  
CHANCE OF SNOW 60 PERCENT.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS 2 TO  
6.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 13 TO 17.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 1 TO 5.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 20S.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 9 TO 13.  
HIGHS IN THE MID TO UPPER 30S.    
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. LOWS 15 TO 19. HIGHS  
NEAR 40.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 19.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 39 TO 44. LOWS IN  
THE LOWER 20S.  
 

 
 
COZ040-191230-  
NORTH DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND  
ARAPAHOE COUNTIES/EAST BROOMFIELD COUNTY-  
INCLUDING AURORA, BRIGHTON, CITY OF DENVER,  
DENVER INTERNATIONAL AIRPORT, HIGHLANDS RANCH, LITTLETON,  
AND PARKER  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. AREAS OF FREEZING FOG TOWARDS SUNRISE. PATCHY LIGHT  
FREEZING DRIZZLE TOWARDS SUNRISE. LOWS 18 TO 22. SOUTHWEST WINDS  
10 TO 15 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT. CHANCE OF  
PRECIPITATION 10 PERCENT.    
WASHINGTONS BIRTHDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AND  
PATCHY LIGHT FREEZING DRIZZLE IN THE MORNING, THEN A CHANCE OF  
SNOW IN THE AFTERNOON. AREAS OF FREEZING FOG IN THE MORNING.  
HIGHS 22 TO 30. NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
30 MPH. CHANCE OF PRECIPITATION 40 PERCENT.    
MONDAY NIGHT
 
SNOW LIKELY. COLDER. SNOW ACCUMULATION OF 1 TO  
2 INCHES. LOWS AROUND 5. NORTHEAST WINDS 10 TO 15 MPH. CHANCE OF  
SNOW 70 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS AROUND 17.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 1 TO 5.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS NEAR 30.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS AROUND 12.  
HIGHS IN THE MID 30S TO LOWER 40S.    
THURSDAY NIGHT AND FRIDAY
 
PARTLY CLOUDY. LOWS AROUND 18. HIGHS  
IN THE LOWER 40S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS AROUND 20.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE MID 40S.  
LOWS AROUND 20.  
 

 
 
COZ041-191230-  
ELBERT/CENTRAL AND EAST DOUGLAS COUNTIES ABOVE 6000 FEET-  
INCLUDING CASTLE ROCK, ELBERT, FONDIS, KIOWA, AND LARKSPUR  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLEAR. AREAS OF FREEZING FOG TOWARDS SUNRISE.  
PATCHY LIGHT FREEZING DRIZZLE TOWARDS SUNRISE. LOWS IN THE LOWER  
TO MID 20S. SOUTHWEST WINDS 10 TO 20 MPH. GUSTS UP TO 30 MPH IN  
THE EVENING.    
WASHINGTONS BIRTHDAY
 
MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW IN  
THE AFTERNOON. WINDY. HIGHS 33 TO 43. NORTHEAST WINDS 10 TO  
15 MPH INCREASING TO SOUTHEAST 20 TO 30 MPH IN THE AFTERNOON.  
CHANCE OF PRECIPITATION 30 PERCENT.    
MONDAY NIGHT
 
SNOW LIKELY. COLDER. SNOW ACCUMULATION UP TO  
1 INCH. LOWS 4 TO 8. NORTH WINDS 10 TO 15 MPH. CHANCE OF SNOW  
70 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. HIGHS 17 TO 21.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 1 BELOW TO 3 ABOVE ZERO.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLEAR. HIGHS NEAR 30.  
LOWS 8 TO 12.    
THURSDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 37 TO 47. LOWS  
17 TO 21.  
 

 
 
COZ042-043-191230-  
NORTHEAST WELD COUNTY-CENTRAL AND SOUTH WELD COUNTY-  
INCLUDING BRIGGSDALE, GROVER, PAWNEE BUTTES, RAYMER, STONEHAM,  
EATON, FORT LUPTON, GREELEY, AND ROGGEN  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLOUDY. A 10 PERCENT CHANCE OF SNOW TOWARDS  
SUNRISE. LOWS 11 TO 17. NORTH WINDS 10 TO 15 MPH SHIFTING TO THE  
NORTHEAST AFTER MIDNIGHT.    
WASHINGTONS BIRTHDAY
 
CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.  
HIGHS 18 TO 22. EAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND  
30 MPH.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS  
2 BELOW TO 4 ABOVE ZERO. NORTHEAST WINDS 10 TO 20 MPH. LOWEST  
WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 13 TO 17.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 3 BELOW TO 1 ABOVE ZERO.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS IN THE MID TO UPPER 20S.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 6 TO 10.  
HIGHS IN THE 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 13 TO 17.    
FRIDAY
 
PARTLY CLOUDY. HIGHS NEAR 40.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 17.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO  
MID 40S. LOWS 15 TO 19.  
 

 
 
COZ044-045-191230-  
MORGAN COUNTY-CENTRAL AND EAST ADAMS AND ARAPAHOE COUNTIES-  
INCLUDING BRUSH, FORT MORGAN, GOODRICH, WIGGINS, BENNETT, BYERS,  
DEER TRAIL, AND LEADER  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY  
CLOUDY. LOWS 13 TO 17. NORTHWEST WINDS 10 TO 15 MPH SHIFTING TO  
THE NORTHEAST AFTER MIDNIGHT.    
WASHINGTONS BIRTHDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN  
THE MORNING, THEN A CHANCE OF SNOW IN THE AFTERNOON. HIGHS 20 TO  
30. EAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH. CHANCE  
OF SNOW 30 PERCENT.    
MONDAY NIGHT
 
SNOW LIKELY. SNOW ACCUMULATION OF 1 TO 2 INCHES.  
LOWS AROUND 3. NORTHEAST WINDS 10 TO 20 MPH. CHANCE OF SNOW  
70 PERCENT. LOWEST WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO  
AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 16 TO 20. NORTH WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 1 BELOW TO 3 ABOVE ZERO.    
WEDNESDAY
 
MOSTLY SUNNY. NOT AS COLD. HIGHS NEAR 30.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS AROUND 11.  
HIGHS NEAR 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 17.    
FRIDAY
 
PARTLY CLOUDY. HIGHS IN THE LOWER TO MID 40S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 19.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 42 TO 47. LOWS  
AROUND 18.  
 

 
 
COZ046-047-191230-  
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  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 18 TO 28. SOUTHWEST WINDS 10 TO  
15 MPH SHIFTING TO THE WEST AFTER MIDNIGHT.    
WASHINGTONS BIRTHDAY
 
MOSTLY CLOUDY. HIGHS 36 TO 46. NORTHEAST  
WINDS 10 TO 15 MPH SHIFTING TO THE SOUTHEAST 15 TO 25 MPH IN THE  
AFTERNOON. GUSTS UP TO 35 MPH.    
MONDAY NIGHT
 
MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.  
COLDER. LOWS 5 TO 13. EAST WINDS 10 TO 20 MPH SHIFTING TO THE  
NORTH AFTER MIDNIGHT. GUSTS UP TO 30 MPH.    
TUESDAY
 
MOSTLY CLOUDY. COLDER. HIGHS 18 TO 26. NORTHEAST WINDS  
10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 1 TO 7.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLEAR. HIGHS NEAR 30.  
LOWS 8 TO 12.    
THURSDAY
 
PARTLY CLOUDY. HIGHS 40 TO 46.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 15 TO 19.    
FRIDAY THROUGH SATURDAY NIGHT
 
PARTLY CLOUDY. HIGHS 42 TO 50.  
LOWS 16 TO 21.    
SUNDAY
 
MOSTLY SUNNY. HIGHS 45 TO 51.  
 

 
 
COZ048>051-191230-  
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  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLOUDY. A 20 PERCENT CHANCE OF SNOW TOWARDS  
SUNRISE. LOWS 11 TO 17. NORTHEAST WINDS 10 TO 20 MPH WITH GUSTS  
TO AROUND 30 MPH.    
WASHINGTONS BIRTHDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW IN  
THE MORNING, THEN A CHANCE OF SNOW IN THE AFTERNOON. HIGHS 20 TO  
28. EAST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH. CHANCE  
OF SNOW 30 PERCENT.    
MONDAY NIGHT
 
SNOW LIKELY. COLDER. SNOW ACCUMULATION OF 1 TO  
2 INCHES. LOWS ZERO TO 4 ABOVE. NORTHEAST WINDS 10 TO 20 MPH.  
CHANCE OF SNOW 60 PERCENT. LOWEST WIND CHILL READINGS 10 BELOW TO  
20 BELOW ZERO AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY. HIGHS AROUND 17. NORTH WINDS 10 TO  
15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY. LOWS ZERO TO 4 ABOVE.    
WEDNESDAY AND WEDNESDAY NIGHT
 
MOSTLY CLEAR. HIGHS AROUND 30.  
LOWS AROUND 10.    
THURSDAY
 
PARTLY CLOUDY. HIGHS IN THE MID TO UPPER 30S.    
THURSDAY NIGHT
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 15 TO 19.    
FRIDAY
 
PARTLY CLOUDY. HIGHS NEAR 40.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 20.    
SATURDAY
 
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS IN THE LOWER TO MID 40S.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY. LOWS AROUND 19. HIGHS  
IN THE LOWER TO MID 40S.  
 

 
 
COZ035-191230-  
LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET-  
INCLUDING ESTES PARK, GLENDEVEY, NEDERLAND, AND RED FEATHER LAKES  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH  
A CHANCE OF SNOW AFTER MIDNIGHT. SNOW LIKELY TOWARDS SUNRISE.  
SNOW ACCUMULATION UP TO 1 INCH. LOWS 12 TO 22. WEST WINDS 10 TO  
20 MPH. GUSTS UP TO 35 MPH IN THE EVENING. CHANCE OF SNOW  
60 PERCENT.    
WASHINGTONS BIRTHDAY
 
SNOW LIKELY. SNOW ACCUMULATION OF 1 TO  
3 INCHES. HIGHS 18 TO 28. SOUTHEAST WINDS 10 TO 20 MPH WITH GUSTS  
TO AROUND 35 MPH. CHANCE OF SNOW 70 PERCENT.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. MUCH COLDER. SNOW MAY BE HEAVY AT TIMES IN THE EVENING.  
SNOW ACCUMULATION OF 3 TO 6 INCHES. LOWS 5 BELOW TO 3 ABOVE ZERO.  
LOWEST WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO AFTER  
MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 11 TO 15.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 5 BELOW TO 1 ABOVE ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 18 TO 24.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 3 TO 9.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 26 TO 32.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 9 TO 15.    
FRIDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 28 TO 36.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 13 TO 17.    
SATURDAY
 
PARTLY CLOUDY. HIGHS 28 TO 38.    
SATURDAY NIGHT AND SUNDAY
 
PARTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SNOW SHOWERS. LOWS 14 TO 20. HIGHS 28 TO 38.  
 

 
 
COZ036-191230-  
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, AND WESTCREEK  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLEAR. AREAS OF FREEZING FOG TOWARDS SUNRISE.  
PATCHY LIGHT FREEZING DRIZZLE TOWARDS SUNRISE. LOWS 20 TO 26.  
SOUTHWEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35 MPH IN THE  
EVENING BECOMING LIGHT. CHANCE OF PRECIPITATION 10 PERCENT.    
WASHINGTONS BIRTHDAY
 
CHANCE OF SNOW AND PATCHY LIGHT FREEZING  
DRIZZLE IN THE MORNING, THEN SNOW LIKELY AND CHANCE OF RAIN IN  
THE AFTERNOON. AREAS OF FREEZING FOG IN THE MORNING. SNOW  
ACCUMULATION UP TO 2 INCHES. HIGHS 30 TO 40. SOUTHWEST WINDS  
10 TO 20 MPH WITH GUSTS TO AROUND 35 MPH. CHANCE OF PRECIPITATION  
60 PERCENT.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS 2 TO  
8.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. HIGHS 13 TO 21.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 2 BELOW TO 2 ABOVE ZERO.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 22 TO 30.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 7 TO 11.  
HIGHS 30 TO 40.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 12 TO 18.    
FRIDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 32 TO 42.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 13 TO 19.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 33 TO 43. LOWS  
16 TO 20.  
 

 
 
COZ030-191230-  
JACKSON COUNTY BELOW 9000 FEET-  
INCLUDING GOULD, NORTH PARK, RAND, SPICER, AND WALDEN  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
SLIGHT CHANCE OF SNOW DURING THE LATE EVENING HOURS.  
SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION AROUND 1 INCH. LOWS  
19 TO 23. SOUTHWEST WINDS 15 TO 25 MPH. GUSTS UP TO 40 MPH IN THE  
EVENING. CHANCE OF SNOW 60 PERCENT.    
WASHINGTONS BIRTHDAY
 
SNOW LIKELY AND AREAS OF BLOWING SNOW IN  
THE MORNING, THEN SNOW AND AREAS OF BLOWING SNOW IN THE  
AFTERNOON. WINDY. SNOW ACCUMULATION OF 2 TO 4 INCHES. HIGHS IN  
THE UPPER 20S. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND  
45 MPH.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. MUCH COLDER. SNOW ACCUMULATION OF 2 TO 4 INCHES. LOWS  
2 BELOW TO 4 ABOVE ZERO. LOWEST WIND CHILL READINGS 5 BELOW TO  
15 BELOW ZERO AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. HIGHS AROUND 14.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 4 BELOW TO 8 BELOW ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS AROUND 19.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS ZERO TO 4 ABOVE.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS IN THE UPPER 20S.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 8 TO 12.    
FRIDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS IN THE UPPER 20S.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 10.    
SATURDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS IN THE UPPER 20S.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS AROUND 14.    
SUNDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS IN THE UPPER 20S.  
 

 
 
COZ032-191230-  
GRAND AND SUMMIT COUNTIES BELOW 9000 FEET-  
INCLUDING DILLON, FRASER, GRANBY, GRAND LAKE,  
HOT SULPHUR SPRINGS, AND KREMMLING  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
MOSTLY CLOUDY. A 40 PERCENT CHANCE OF SNOW AFTER  
MIDNIGHT. LOWS 19 TO 25. SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS  
TO AROUND 35 MPH.    
WASHINGTONS BIRTHDAY
 
CHANCE OF SNOW IN THE MORNING, THEN SNOW  
LIKELY AND AREAS OF BLOWING SNOW IN THE AFTERNOON. SNOW  
ACCUMULATION OF 1 TO 3 INCHES. HIGHS 29 TO 37. SOUTHWEST WINDS  
15 TO 25 MPH WITH GUSTS TO AROUND 40 MPH. CHANCE OF SNOW  
70 PERCENT.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS 4 TO  
10.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 13 TO 21.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. LOWS 7 BELOW TO 1 ABOVE ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 19 TO 25.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 2 BELOW TO 6 ABOVE ZERO.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 26 TO 32.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 9 TO 13.    
FRIDAY AND FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE  
OF SNOW SHOWERS. HIGHS 28 TO 34. LOWS 11 TO 15.    
SATURDAY
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 28 TO 34.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT  
CHANCE OF SNOW SHOWERS. LOWS 13 TO 17. HIGHS 28 TO 34.  
 

 
 
COZ037-191230-  
CENTRAL AND SOUTHEAST PARK COUNTY-  
INCLUDING FAIRPLAY, HARTSEL, LAKE GEORGE, AND SOUTH PARK  
302 PM MST SUN FEB 18 2018  
   
TONIGHT
 
MOSTLY CLEAR. LOWS 19 TO 25. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH IN THE EVENING BECOMING LIGHT.   
WASHINGTONS BIRTHDAY
 
PARTLY CLOUDY WITH A SLIGHT CHANCE OF  
SNOW IN THE MORNING, THEN MOSTLY CLOUDY WITH A CHANCE OF SNOW IN  
THE AFTERNOON. WINDY. HIGHS 32 TO 40. SOUTHWEST WINDS 10 TO  
15 MPH WITH GUSTS TO AROUND 30 MPH INCREASING TO 20 TO 30 MPH  
WITH GUSTS TO AROUND 45 MPH IN THE AFTERNOON. CHANCE OF SNOW  
40 PERCENT.    
MONDAY NIGHT
 
SNOW LIKELY IN THE EVENING, THEN A CHANCE OF SNOW  
AFTER MIDNIGHT. COLDER. SNOW ACCUMULATION UP TO 2 INCHES. LOWS  
5 TO 11. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND  
30 MPH. CHANCE OF SNOW 60 PERCENT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. HIGHS 15 TO 21. SOUTHWEST WINDS 10 TO 15 MPH  
WITH GUSTS TO AROUND 25 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. COLDER. LOWS 6 BELOW TO ZERO.    
WEDNESDAY
 
MOSTLY SUNNY. HIGHS 20 TO 26.    
WEDNESDAY NIGHT AND THURSDAY
 
PARTLY CLOUDY. LOWS 3 TO 9. HIGHS  
28 TO 36.    
THURSDAY NIGHT
 
PARTLY CLOUDY. LOWS 9 TO 13.    
FRIDAY
 
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 28 TO 36.    
FRIDAY NIGHT
 
MOSTLY CLOUDY. LOWS 10 TO 14.    
SATURDAY THROUGH SUNDAY
 
PARTLY CLOUDY. HIGHS 28 TO 36. LOWS  
10 TO 14.  
 

 
 
COZ033-191230-  
SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/  
NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET-  
INCLUDING CAMERON PASS, LARAMIE AND MEDICINE BOW MOUNTAINS,  
RABBIT EARS RANGE, ROCKY MOUNTAIN NATIONAL PARK,  
AND WILLOW CREEK PASS  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
WINDY. SLIGHT CHANCE OF SNOW IN THE EVENING, THEN SNOW  
LIKELY AND AREAS OF BLOWING SNOW AFTER MIDNIGHT. SNOW  
ACCUMULATION OF 1 TO 2 INCHES. LOWS 13 TO 21. SOUTHWEST WINDS 20  
TO 30 MPH. GUSTS UP TO 50 MPH DECREASING TO 40 MPH AFTER MIDNIGHT.  
CHANCE OF SNOW 60 PERCENT.    
WASHINGTONS BIRTHDAY
 
SNOW LIKELY AND AREAS OF BLOWING SNOW IN  
THE MORNING, THEN SNOW AND AREAS OF BLOWING SNOW IN THE  
AFTERNOON. WINDY. SNOW ACCUMULATION OF 3 TO 6 INCHES. HIGHS 19 TO  
29. SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 50 MPH.    
MONDAY NIGHT
 
SNOW, COLDER. SNOW ACCUMULATION OF 4 TO 7 INCHES.  
LOWS 4 BELOW TO 4 ABOVE ZERO. SOUTHWEST WINDS 10 TO 15 MPH.  
LOWEST WIND CHILL READINGS 10 BELOW TO 20 BELOW ZERO AFTER  
MIDNIGHT.    
TUESDAY
 
SNOW SHOWERS LIKELY. SNOW ACCUMULATION UP TO 2 INCHES  
POSSIBLE. HIGHS 5 TO 13. WEST WINDS 10 TO 15 MPH. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 2 BELOW TO 8 BELOW ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 10 TO 18.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS ZERO TO 6 ABOVE.    
THURSDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 18 TO 28.    
THURSDAY NIGHT THROUGH FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A  
30 PERCENT CHANCE OF SNOW SHOWERS. LOWS 6 TO 12. HIGHS 18 TO 28.    
SATURDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 19 TO 27.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 7 TO 15.    
SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 19 TO 27.  
 

 
 
COZ034-191230-  
SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/  
GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK 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,  
WILLIAMS FORK MOUNTAINS, AND WINTER PARK  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM NOON MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH  
A 30 PERCENT CHANCE OF SNOW AFTER MIDNIGHT. WINDY. LOWS 14 TO 22.  
SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH.    
WASHINGTONS BIRTHDAY
 
CHANCE OF SNOW IN THE MORNING, THEN SNOW  
AND AREAS OF BLOWING SNOW IN THE AFTERNOON. WINDY. SNOW  
ACCUMULATION OF 2 TO 4 INCHES. HIGHS 22 TO 32. SOUTHWEST WINDS 20  
TO 30 MPH WITH GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. COLDER. SNOW ACCUMULATION OF 3 TO 6 INCHES. LOWS 3  
BELOW TO 7 ABOVE ZERO. SOUTHWEST WINDS 10 TO 15 MPH WITH GUSTS TO  
AROUND 25 MPH. LOWEST WIND CHILL READINGS 5 BELOW TO 15 BELOW ZERO  
AFTER MIDNIGHT.    
TUESDAY
 
SNOW SHOWERS LIKELY. SNOW ACCUMULATION UP TO 3 INCHES  
POSSIBLE. HIGHS 5 TO 15. WEST WINDS 10 TO 15 MPH. CHANCE OF SNOW  
60 PERCENT.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 1 BELOW TO 9 BELOW ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 11 TO 21.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS ZERO TO 8 ABOVE.    
THURSDAY
 
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 19 TO 29.    
THURSDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 4 TO 12.    
FRIDAY
 
PARTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 19 TO 29.    
FRIDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 5 TO 13.    
SATURDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 19 TO 29.    
SATURDAY NIGHT AND SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT  
CHANCE OF SNOW SHOWERS. LOWS 5 TO 15. HIGHS 20 TO 30.  
 

 
 
COZ031-191230-  
WEST JACKSON AND WEST GRAND COUNTIES ABOVE 9000 FEET-  
INCLUDING EAST SLOPES PARK AND NORTHERN GORE RANGES, GORE PASS,  
AND RABBIT EARS PASS  
302 PM MST SUN FEB 18 2018  
 
...WINTER WEATHER ADVISORY IN EFFECT FROM 5 AM MONDAY TO 5 AM MST  
TUESDAY...  
   
TONIGHT
 
WINDY. SNOW AND AREAS OF BLOWING SNOW THROUGH THE  
NIGHT. SNOW ACCUMULATION OF 2 TO 4 INCHES. LOWS 18 TO 24.  
SOUTHWEST WINDS 20 TO 30 MPH. GUSTS UP TO 45 MPH DECREASING TO 35  
MPH AFTER MIDNIGHT.    
WASHINGTONS BIRTHDAY
 
SNOW AND AREAS OF BLOWING SNOW. WINDY.  
SNOW ACCUMULATION OF 3 TO 6 INCHES. HIGHS 20 TO 30. SOUTHWEST  
WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH.    
MONDAY NIGHT
 
SNOW IN THE EVENING, THEN SNOW LIKELY AFTER  
MIDNIGHT. MUCH COLDER. SNOW ACCUMULATION OF 2 TO 5 INCHES. LOWS  
3 BELOW TO 5 ABOVE ZERO. SOUTHWEST WINDS 10 TO 15 MPH IN THE  
EVENING BECOMING LIGHT. LOWEST WIND CHILL READINGS 5 BELOW TO  
15 BELOW ZERO AFTER MIDNIGHT.    
TUESDAY
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 6 TO 14. WEST WINDS 10 TO 15 MPH.    
TUESDAY NIGHT
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 3 BELOW TO 7 BELOW ZERO.    
WEDNESDAY
 
PARTLY CLOUDY. HIGHS 11 TO 19.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. LOWS 1 TO 5.    
THURSDAY
 
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW  
SHOWERS. HIGHS 19 TO 29.    
THURSDAY NIGHT AND FRIDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT  
CHANCE OF SNOW SHOWERS. LOWS 7 TO 13. HIGHS 19 TO 29.    
FRIDAY NIGHT AND SATURDAY
 
MOSTLY CLOUDY WITH A 20 PERCENT  
CHANCE OF SNOW SHOWERS. LOWS 8 TO 12. HIGHS 19 TO 29.    
SATURDAY NIGHT
 
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SNOW  
SHOWERS. LOWS 10 TO 16.    
SUNDAY
 
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SNOW SHOWERS.  
HIGHS 20 TO 29.  
 

 
 
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