533  
FOUS55 KBOU 210446  
PFMBOU  
FOUS55 KBOU 210445  
PFMBOU  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
945 PM MST WED FEB 20 2019  
 
COZ040-211100-  
DENVER-DENVER CO  
39.73N 104.96W ELEV. 5325 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 32 16 32 17  
TEMP 18 16 12 15 27 32 31 25 21 20 16 20 28 32 29 26 23 21 17  
DEWPT 8 8 7 10 13 16 16 18 18 18 16 18 18 20 20 21 20 17 14  
RH 64 70 80 80 55 51 53 74 88 92100 92 66 61 69 81 88 84 88  
WIND DIR S SW W NW N NE N N N N N N NE NE N N N NW W  
WIND SPD 4 3 3 3 4 5 5 5 4 4 4 3 3 4 5 4 3 4 9  
CLOUDS SC B1 B2 B1 SC B1 B1 OV B2 OV B2 B2 B2 OV OV OV OV OV B1  
POP 12HR 0 20 50 40 40  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW C C C C S S C C  
SNOWSHWRS C C S S  
WIND CHILL 12 6 9 21 26 25 18 15 14 9 23 20 14 5  
MIN CHILL 11 6 4 22 13 8 9 22 16 4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 39 17 43 18 44 20 47 21 48  
TEMP 35 38 24 19 39 40 23 20 39 42 26 21 41 45 25 24 38 48  
DEWPT 11 12 10 6 14 15 12 11 17 17 14 12 16 17 16 15 16 20  
PWIND DIR NW W SE SW SW SW S NE E  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 0 0 0 5 0 0 5  
 

 
COZ039-211100-  
BOULDER-BOULDER CO  
40.02N 105.25W ELEV. 5302 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 29 15 30 15  
TEMP 14 13 12 15 25 29 27 21 20 17 15 17 24 29 27 22 20 17 15  
DEWPT 6 7 5 8 13 18 16 18 16 16 15 16 19 21 19 19 18 13 11  
RH 70 76 73 73 60 63 63 88 84 96100 96 81 72 71 88 92 84 84  
WIND DIR W NW NW N NE NE NE N N N N N E NE N N NW NW W  
WIND SPD 4 4 4 3 5 4 4 4 4 3 4 3 2 3 4 3 3 5 8  
CLOUDS SC B1 B2 B1 SC B2 B2 OV OV OV OV B2 B2 B2 OV OV OV B2 B1  
POP 12HR 0 30 60 40 40  
QPF 12HR 0 0 0.03 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L C C  
SNOW C C L L C C C C  
SNOWSHWRS S C C S S  
WIND CHILL 6 5 5 9 18 14 13 8 21 9 3  
MIN CHILL 5 4 4 18 11 6 8 20 14 1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 35 18 41 18 42 21 45 23 47  
TEMP 29 35 23 19 34 40 22 20 35 40 26 22 36 44 26 25 37 47  
DEWPT 11 11 10 8 14 15 12 12 18 18 14 14 16 17 15 15 17 20  
PWIND DIR W W S NW W W W SE SE  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 0 0 0 0 5 5 0 5 5  
 

 
COZ039-211100-  
LONGMONT-BOULDER CO  
40.17N 105.11W ELEV. 5023 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 31 15 29 14  
TEMP 16 14 11 16 26 31 30 24 22 20 15 18 23 29 28 24 21 17 14  
DEWPT 8 8 6 9 13 17 17 19 17 17 14 17 19 21 20 21 18 14 11  
RH 70 76 80 73 57 56 58 81 81 88 96 96 84 72 71 88 88 88 88  
WIND DIR N N N N NE NE NE N N N N NE E E N N NW NW W  
WIND SPD 4 3 3 5 6 5 5 5 5 4 4 3 3 3 4 3 2 4 8  
CLOUDS SC B1 B2 B1 B1 B2 B2 OV OV OV OV OV B2 OV OV OV OV B2 B1  
POP 12HR 0 30 60 40 40  
QPF 12HR 0 0 0.03 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L C C  
SNOW C C L L C C C C  
SNOWSHWRS C C  
WIND CHILL 9 8 5 7 18 25 24 17 15 13 8 10 4  
MIN CHILL 9 5 4 20 15 8 9 21 17 3  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 16 42 16 41 18 44 19 47  
TEMP 32 38 24 17 35 40 22 17 32 41 24 19 34 43 23 21 31 47  
DEWPT 12 12 11 8 15 16 13 12 18 18 14 13 17 18 15 14 17 19  
PWIND DIR NW W SE NW SW W SW SE E  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 0 0 0 0 5 5 0 5 10  
 

 
COZ038-211100-  
FORT COLLINS-LARIMER CO  
40.56N 105.07W ELEV. 5000 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 31 12 29 13  
TEMP 13 11 10 14 26 31 30 24 21 17 12 16 23 29 28 23 19 16 13  
DEWPT 7 7 6 9 13 16 15 17 16 15 12 15 17 19 18 18 16 12 9  
RH 76 83 83 80 57 53 53 74 81 92100 96 77 66 66 81 88 84 84  
WIND DIR N N N N NE NE NE NE NE NE NE NE E E N N NW NW NW  
WIND SPD 4 4 4 5 6 8 8 6 6 5 5 3 3 4 5 3 4 5 9  
CLOUDS SC B1 B2 B2 B1 B2 B2 OV OV OV OV OV B2 OV OV OV B2 B1 SC  
POP 12HR 0 30 60 30 30  
QPF 12HR 0 0 0.04 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L S S  
SNOW C C L L S S C C  
SNOWSHWRS C C  
WIND CHILL 5 3 1 5 18 24 22 15 12 9 2 10 22 12 7 1  
MIN CHILL 4 -1 0 21 10 1 4 20 11 0  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 37 15 41 13 40 16 43 17 44  
TEMP 31 36 22 16 34 39 21 14 31 39 22 17 32 42 20 18 29 44  
DEWPT 11 10 10 8 14 14 13 11 17 16 13 12 16 16 13 13 16 18  
PWIND DIR NW W S NE S SW SW SE SE  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC B1 B1 B1 SC B1 SC SC SC SC B1 B1 SC  
POP 12HR 0 0 0 0 5 5 0 10 10  
 

 
COZ041-211100-  
CASTLE ROCK-DOUGLAS CO  
39.38N 104.85W ELEV. 6329 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 35 14 37 16  
TEMP 11 10 11 14 29 35 32 21 16 16 14 18 31 37 30 23 20 19 16  
DEWPT 6 5 3 6 9 13 15 15 14 15 14 15 17 19 19 18 16 15 11  
RH 80 80 69 70 42 40 49 77 92 96100 88 56 48 63 81 84 84 80  
WIND DIR S SW SW W N E NE N N NW NW W SE SE N N N N NW  
WIND SPD 6 6 4 4 5 5 8 5 5 4 4 3 4 6 6 5 5 8 9  
CLOUDS SC B1 B1 B1 SC B2 B2 OV B2 OV B2 B2 B1 B2 B2 B2 OV OV B2  
POP 12HR 0 20 30 30 50  
QPF 12HR 0 0 0.03 0.01 0.01  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW C C C C S S C C  
SNOWSHWRS C C C C  
WIND CHILL 1 -1 3 6 23 25 13 7 9 7 24 16 12 9 5  
MIN CHILL 0 -1 2 25 7 6 6 23 12 4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 15 42 16 43 21 48 23 49  
TEMP 35 36 20 18 39 39 22 19 40 39 26 23 44 45 27 26 45 45  
DEWPT 7 11 6 3 10 14 9 6 14 16 12 9 14 16 14 13 16 19  
PWIND DIR NW W S S SW SW W W SW  
WIND CHAR GN GN LT LT LT GN LT LT LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC FW FW FW SC SC SC SC  
POP 12HR 5 0 0 0 0 0 0 0 0  
 

 
COZ041-211100-  
KIOWA-ELBERT CO  
39.34N 104.46W ELEV. 6401 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 34 14 36 15  
TEMP 9 9 9 12 28 34 32 21 16 17 14 19 29 36 30 21 17 17 15  
DEWPT 8 8 5 8 11 17 16 16 14 14 14 17 19 21 21 20 17 16 13  
RH 96 96 83 84 48 49 51 81 92 88100 92 66 54 69 96100 96 92  
WIND DIR S SW SW W W SE SE N NW NW NW W SE SE NE N N N NW  
WIND SPD 9 6 5 6 6 8 8 8 8 6 6 3 5 8 6 8 8 10 11  
CLOUDS SC B1 B2 B1 SC SC B1 B2 B2 B2 OV B2 B1 B2 B2 B2 OV OV B2  
POP 12HR 0 10 20 20 40  
QPF 12HR 0 0 0.02 0.01 0.01  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL S S S S  
SNOW S S S S S S S S  
SNOWSHWRS C C C C  
WIND CHILL -4 -2 -1 1 22 28 25 12 6 9 5 23 30 24 11 7 6 2  
MIN CHILL -4 -3 -1 24 5 4 6 23 7 2  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 34 12 39 15 40 18 43 19 44  
TEMP 31 32 16 16 37 34 20 17 37 36 21 21 38 40 21 23 40 42  
DEWPT 9 12 6 4 12 15 12 10 16 17 12 10 15 17 14 13 17 19  
PWIND DIR NW W S S SW SW SW W SW  
WIND CHAR BZ GN GN GN GN GN LT GN GN  
AVG CLOUDS B1 FW FW FW FW FW SC SC SC SC SC FW SC SC SC SC SC SC  
POP 12HR 10 0 0 0 0 0 0 0 0  
 

 
COZ043-211100-  
GREELEY-WELD CO  
40.42N 104.74W ELEV. 4806 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 33 13 30 13  
TEMP 13 10 9 15 26 32 31 24 20 17 13 17 22 30 28 25 19 17 14  
DEWPT 6 6 4 8 13 16 15 17 16 16 13 16 18 19 18 20 16 15 10  
RH 73 83 80 73 57 51 51 74 84 96100 96 84 63 66 81 88 92 84  
WIND DIR NE N N N NE NE NE NE NE NE NE NE E E N N N NW NW  
WIND SPD 4 5 5 5 6 6 9 9 8 6 6 4 3 3 5 4 4 5 8  
CLOUDS SC B1 B2 B1 B1 B1 B2 OV OV OV OV OV B2 B2 OV OV OV B2 B1  
POP 12HR 0 20 60 30 40  
QPF 12HR 0 0 0.03 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L S S  
SNOW C C L L S S C C  
SNOWSHWRS C C  
WIND CHILL 5 0 -1 6 18 26 22 15 10 8 3 10 22 18 12 9 3  
MIN CHILL 4 -2 -1 20 9 3 4 20 11 2  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 14 40 14 39 14 42 15 44  
TEMP 30 37 21 15 32 39 20 15 28 39 20 15 29 41 18 17 27 44  
DEWPT 12 12 10 7 14 14 13 12 16 17 11 10 16 16 12 12 15 18  
PWIND DIR NW W S E S SW S NE E  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC SC B1 B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 0 0 5 0 5 5 0 5 5  
 

 
COZ044-211100-  
FORT MORGAN-MORGAN CO  
40.26N 103.79W ELEV. 4265 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 36 14 33 15  
TEMP 15 12 11 14 27 36 33 25 21 18 14 19 24 32 30 24 19 19 15  
DEWPT 6 7 4 9 12 16 16 20 19 18 14 18 18 19 18 20 18 16 12  
RH 67 80 73 80 53 43 49 81 92100100 96 77 58 60 84 96 88 88  
WIND DIR SE E E NE E E NE NE NE NE NE NE NE E NE N N N NW  
WIND SPD 6 5 6 8 8 9 10 12 11 10 8 5 4 5 8 9 6 11 13  
CLOUDS SC B1 B2 B2 B1 B1 B1 B2 B2 OV OV OV B2 B2 B2 OV B2 OV B2  
POP 12HR 0 10 40 20 40  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL C C S S  
SNOW S S  
SNOWSHWRS C C S S  
WIND CHILL 5 2 0 3 19 29 25 14 9 7 3 11 18 22 14 10 7 -1  
MIN CHILL 5 0 0 24 9 3 5 20 10 -1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 14 40 14 38 11 39 12 42  
TEMP 30 37 21 15 33 39 20 15 30 37 19 12 28 38 16 15 28 42  
DEWPT 8 11 10 8 14 15 16 13 17 16 13 9 12 15 11 11 13 17  
PWIND DIR NW NW S SE SE S NW NE SE  
WIND CHAR WY GN GN GN GN GN GN GN LT  
AVG CLOUDS B1 SC FW FW FW SC SC B1 B1 B1 B1 SC SC SC SC B1 B1 SC  
POP 12HR 5 0 0 0 5 5 0 5 5  
 

 
COZ045-211100-  
BENNETT-ADAMS CO  
39.75N 104.42W ELEV. 5489 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 33 16 32 16  
TEMP 15 14 12 14 25 33 31 22 21 19 16 20 24 32 27 23 20 20 16  
DEWPT 8 9 8 10 14 18 17 18 17 18 16 19 21 21 21 22 20 18 15  
RH 73 80 84 84 62 53 56 84 84 96100 96 88 63 78 96100 92 96  
WIND DIR S S SW W NW E E NE N N N N NE E N N N N NW  
WIND SPD 9 6 5 6 6 5 6 8 8 5 6 4 4 6 9 8 6 6 10  
CLOUDS SC B1 B2 B1 SC B1 B1 OV B2 OV OV OV B2 B2 B2 OV OV OV B2  
POP 12HR 0 20 30 30 40  
QPF 12HR 0 0 0.02 0 0.01  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW S S C C S S C C  
SNOWSHWRS C C C C  
WIND CHILL 3 4 3 4 18 24 13 11 11 6 13 18 26 19 14 11 11 4  
MIN CHILL 3 3 1 23 10 5 7 18 11 4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 37 16 40 16 39 18 43 20 45  
TEMP 32 35 21 18 38 36 22 17 36 36 22 19 35 42 23 23 37 45  
DEWPT 12 13 10 6 14 17 14 13 19 19 14 11 17 19 15 13 17 21  
PWIND DIR NW W S S S SW SE E E  
WIND CHAR BZ GN GN GN LT GN GN GN LT  
AVG CLOUDS B1 FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 0 0 5 5 0 0 0  
 

 
COZ048-211100-  
STERLING-LOGAN CO  
40.63N 103.20W ELEV. 3937 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 35 14 32 15  
TEMP 14 11 12 17 29 35 34 27 21 18 14 17 23 32 29 23 19 17 15  
DEWPT 9 8 5 10 15 18 19 21 18 18 14 17 18 20 19 19 18 16 12  
RH 80 87 73 73 55 49 54 78 88100100100 81 61 66 84 96 96 88  
WIND DIR S SE E E E E E NE NE NE NE NE NE NE N N N N NW  
WIND SPD 4 4 5 9 10 11 9 10 11 10 9 6 6 6 8 9 8 12 14  
CLOUDS SC B1 B2 B2 B2 B2 B2 OV B2 OV OV OV OV B2 B2 OV B2 OV B2  
POP 12HR 0 10 40 20 40  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
DRIZZLE C  
FRZG DRZL C C C S S  
SNOWSHWRS C C C C  
WIND CHILL 6 3 3 5 20 27 27 17 9 6 2 8 15 25 21 13 9 4 -1  
MIN CHILL 5 2 1 23 8 2 3 18 8 -1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 37 13 38 11 33 11 36 11 40  
TEMP 31 36 21 14 32 36 17 12 25 33 18 12 29 35 16 12 25 40  
DEWPT 11 13 10 10 15 16 15 12 15 16 12 9 11 14 10 10 10 14  
PWIND DIR NW NW N SE SE SW N NE W  
WIND CHAR WY BZ GN GN GN GN GN GN GN  
AVG CLOUDS B1 SC SC FW FW SC SC B1 B2 B1 B1 SC SC SC SC B1 B1 SC  
POP 12HR 5 0 0 5 5 5 0 10 10  
 

 
COZ049-211100-  
AKRON-WASHINGTON CO  
40.17N 103.21W ELEV. 4688 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 34 16 31 16  
TEMP 15 14 12 15 27 34 32 25 20 20 16 20 23 31 28 22 18 18 16  
DEWPT 7 9 9 12 15 18 19 21 18 19 16 19 20 22 20 21 18 17 13  
RH 70 80 87 88 60 51 58 84 92 96100 96 88 69 71 96100 96 88  
WIND DIR S SE SE E E E E E NE E NE N N NE NE N N N NW  
WIND SPD 9 9 9 11 10 10 10 11 12 10 8 6 6 5 10 11 10 13 17  
CLOUDS SC B1 B2 B2 B1 B2 B1 B2 B2 OV OV OV B2 OV B2 OV B2 OV OV  
POP 12HR 0 10 30 10 50  
QPF 12HR 0 0 0 0 0.04  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S S C C  
SNOWSHWRS C C C C  
WIND CHILL 3 3 0 2 17 26 24 14 8 9 5 11 15 25 18 11 6 4 0  
MIN CHILL 3 0 -1 21 6 5 5 17 5 -1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 35 15 37 12 32 13 35 11 38  
TEMP 28 33 21 16 33 35 19 13 26 31 17 14 26 34 14 14 24 38  
DEWPT 11 13 9 9 15 16 17 13 16 15 13 10 12 15 11 11 12 17  
PWIND DIR NW NW SW SE SE SW NW NE SW  
WIND CHAR WY BZ GN GN GN GN GN GN GN  
AVG CLOUDS B1 SC SC FW FW FW SC B1 B1 B1 B1 SC SC SC SC B1 B1 SC  
POP 12HR 10 0 0 5 5 5 0 5 5  
 

 
COZ050-211100-  
SEDGWICK-SEDGWICK CO  
40.93N 102.52W ELEV. 3579 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 8 31 14 29 13  
TEMP 11 8 10 17 27 31 28 22 19 17 14 18 22 29 26 20 16 14 13  
DEWPT 7 7 4 10 17 18 19 20 16 16 14 18 18 20 19 19 16 14 12  
RH 83 96 76 73 65 58 68 92 88 96100100 84 69 74 96100100 96  
WIND DIR SW W E E E E E NE NE NE NE NE N NE N N N NW NW  
WIND SPD 5 3 5 9 13 13 10 10 11 11 9 8 8 8 6 10 9 11 14  
CLOUDS SC B1 B2 B2 B2 OV B2 OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 0 20 40 30 60  
QPF 12HR 0 0 0.02 0 0.03  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL C C C C C C  
SNOW S S S S S S  
SNOWSHWRS L L C C  
WIND CHILL 1 1 0 5 16 21 19 11 7 4 2 8 13 21 18 9 4 0 -3  
MIN CHILL -1 -1 0 18 5 1 3 14 4 -3  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 34 13 33 9 28 9 29 8 34  
TEMP 27 34 20 14 27 32 14 9 20 28 14 9 21 28 11 9 21 34  
DEWPT 12 13 11 10 15 15 12 9 13 14 10 7 9 11 7 7 9 13  
PWIND DIR NW NW N SE SE SW N N W  
WIND CHAR BZ BZ LT GN GN GN GN GN GN  
AVG CLOUDS B2 SC SC FW FW SC SC B2 B2 B1 B1 B1 B1 SC B1 B1 B1 SC  
POP 12HR 10 0 0 10 10 10 5 20 10  
SNOWSHWRS S  
 

 
COZ051-211100-  
HOLYOKE-PHILLIPS CO  
40.58N 102.30W ELEV. 3747 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 33 17 32 15  
TEMP 9 9 11 18 28 33 30 23 21 20 17 23 25 32 28 24 18 17 15  
DEWPT 9 9 6 11 17 18 20 21 18 19 17 23 21 22 20 22 18 17 14  
RH 100100 80 73 63 53 66 92 88 96100100 84 66 71 92100100 96  
WIND DIR SW S E E E E E E NE NE E E NE NE N N N N NW  
WIND SPD 5 5 5 9 12 13 10 10 11 11 8 6 6 8 9 9 10 14 16  
CLOUDS FW B1 B2 B2 B2 B2 B2 OV B2 OV OV OV OV OV OV OV OV OV OV  
POP 12HR 0 20 40 20 60  
QPF 12HR 0 0 0.02 0 0.08  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL C C C C S S  
SNOWSHWRS L L L L S  
WIND CHILL 0 0 2 7 17 23 21 13 9 8 7 15 17 26 19 14 6 2 -1  
MIN CHILL -1 -1 1 20 8 6 9 19 5 -1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 35 12 33 8 27 8 29 8 33  
TEMP 27 34 21 13 30 30 14 8 18 27 15 8 23 28 11 9 22 33  
DEWPT 12 13 10 10 15 16 13 8 12 14 11 7 10 11 7 8 8 13  
PWIND DIR NW NW N SE SE S N N NW  
WIND CHAR WY BZ LT GN GN GN GN GN GN  
AVG CLOUDS B2 SC SC FW FW SC SC B1 B2 B2 B2 B1 B1 SC SC B1 B1 SC  
POP 12HR 20 0 0 10 10 10 5 10 5  
SNOWSHWRS S  
 

 
COZ046-211100-  
LIMON-LINCOLN CO  
39.27N 103.67W ELEV. 5407 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 38 15 39 15  
TEMP 11 11 10 14 30 38 34 22 19 17 15 18 28 39 33 24 19 18 15  
DEWPT 7 8 8 13 14 17 18 18 16 16 15 18 22 24 22 23 19 18 14  
RH 83 87 91 96 51 42 51 84 88 96100100 78 54 63 96100100 96  
WIND DIR SE SE SE N S S SE E NE N NW N SE SE E N N N N  
WIND SPD 5 5 4 4 6 9 8 6 8 5 6 4 5 10 9 8 11 17 21  
WIND GUST 33  
CLOUDS SC B1 B2 B1 SC SC SC B1 B1 B2 B2 B2 B1 B1 B2 OV B2 OV OV  
POP 12HR 0 5 10 20 50  
QPF 12HR 0 0 0 0 0.11  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S  
SNOWSHWRS C C C C  
WIND CHILL 1 1 1 6 23 32 27 13 9 9 5 11 22 32 25 15 6 2 -3  
MIN CHILL 1 0 0 27 8 4 5 24 5 -3  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 36 11 39 13 37 13 39 12 42  
TEMP 30 34 18 13 35 36 19 14 31 36 20 14 32 37 15 17 33 41  
DEWPT 13 14 10 6 14 17 15 13 19 18 15 10 16 17 14 12 17 19  
PWIND DIR NW NW S SE S SW N E SE  
WIND CHAR WY GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 SC FW FW FW FW SC B1 B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 10 0 0 0 0 0 0 5 0  
 

 
COZ047-211100-  
KARVAL-LINCOLN CO  
38.73N 103.53W ELEV. 5121 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 42 16 43 19  
TEMP 16 12 11 18 33 42 38 26 22 18 16 21 33 43 36 29 23 20 19  
DEWPT 9 9 9 14 16 17 18 18 16 17 16 19 24 23 23 22 21 19 15  
RH 73 87 91 84 49 36 44 71 77 96100 92 69 45 59 75 92 96 84  
WIND DIR SE E NE NE SE SE E E E NE NE E SE S S SW N N N  
WIND SPD 5 5 3 4 5 8 8 8 6 6 8 6 9 11 9 8 13 20 28  
WIND GUST 21 43  
CLOUDS SC B1 B2 B1 SC B1 SC B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 OV OV  
POP 12HR 0 5 10 20 60  
QPF 12HR 0 0 0 0 0.21  
SNOW 12HR 00-00 00-00 00-00  
DRIZZLE S  
RAIN SHWRS C C  
SNOW S S  
SNOWSHWRS C C L L S  
WIND CHILL 8 3 5 11 32 18 14 9 5 13 25 37 30 22 10 4 0  
MIN CHILL 7 1 4 31 14 5 8 29 9 0  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 40 13 41 15 38 15 42 13 44  
TEMP 34 36 20 15 37 38 22 16 33 37 22 17 38 38 17 16 34 43  
DEWPT 14 14 10 7 15 17 15 14 19 17 14 11 15 16 14 13 16 18  
PWIND DIR N NW S SE SE SW W E E  
WIND CHAR WY GN GN GN LT GN LT GN GN  
AVG CLOUDS B2 SC FW FW FW FW SC B1 B1 SC SC SC SC SC SC SC SC SC  
POP 12HR 20 0 0 0 0 0 0 0 0  
SNOWSHWRS S  
 

 
COZ035-211100-  
ESTES PARK-LARIMER CO  
40.37N 105.52W ELEV. 7638 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 28 11 31 11  
TEMP 10 10 10 14 25 27 21 16 16 13 11 17 29 30 25 20 17 14 11  
DEWPT -3 -3 -4 2 5 8 8 10 9 8 6 9 11 13 12 12 8 3 -1  
RH 55 55 52 58 42 44 56 77 73 80 80 70 46 49 57 71 67 61 57  
WIND DIR W W W NW E E E E E SE W W S SW NW W W W W  
WIND SPD 6 4 4 2 4 8 6 4 5 4 4 3 5 5 4 4 6 10 12  
CLOUDS SC B1 B2 B2 B2 OV OV OV OV B2 B2 B2 B2 B2 OV OV B2 B1 SC  
POP 12HR 5 50 60 50 40  
QPF 12HR 0 0.02 0.08 0.02 0.01  
SNOW 12HR 00-00 T 1  
SNOW L L C C C C C C  
SNOWSHWRS S C C C S S  
WIND CHILL -1 2 2 19 19 13 9 9 6 4 23 24 13 8 1 -4  
MIN CHILL -3 0 5 10 6 3 5 18 8 -4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 29 17 35 17 38 23 41 27 42  
TEMP 26 26 19 19 32 33 19 20 36 35 25 25 37 39 29 29 40 39  
DEWPT 2 3 4 2 5 7 5 5 9 11 10 9 9 11 13 13 13 15  
PWIND DIR W W W SW W W W W W  
WIND CHAR BZ BZ GN LT GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC B1 B1 SC SC B1 SC SC SC B1 B1 B1 B1  
POP 12HR 10 10 5 5 5 10 5 10 10  
 

 
COZ036-211100-  
BLACK HAWK-GILPIN CO  
39.80N 105.49W ELEV. 8071 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 6 24 10 29 10  
TEMP 7 7 7 11 20 24 19 14 14 11 10 15 26 28 24 18 17 13 10  
DEWPT -3 -2 -3 1 4 9 8 10 9 8 7 10 12 15 12 12 10 5 1  
RH 63 66 63 63 49 52 61 84 80 87 87 80 55 58 60 77 73 70 66  
WIND DIR W W W NW SE SE E SE SE SW SW SW S S W W W W W  
WIND SPD 6 5 3 3 5 8 5 4 4 3 3 3 5 5 4 4 5 12 13  
CLOUDS B1 B1 B2 B1 B1 B2 B2 OV OV B2 B2 B2 B2 OV OV OV OV B2 B1  
POP 12HR 5 50 60 60 50  
QPF 12HR 0 0.01 0.08 0.10 0.05  
SNOW 12HR 00-00 T 2  
SNOW L L L L C C L L  
SNOWSHWRS S C C C C C  
WIND CHILL -4 -3 -1 5 12 16 11 7 7 5 9 19 21 18 11 8 -2 -7  
MIN CHILL -8 -4 0 9 5 2 5 16 7 -7  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 26 13 33 13 35 19 39 22 41  
TEMP 22 24 18 14 30 30 16 16 32 33 23 21 36 37 26 23 38 39  
DEWPT 1 4 2 -1 3 5 2 2 8 10 7 7 9 10 9 10 11 13  
PWIND DIR W W W W W W W W W  
WIND CHAR BZ BZ GN LT GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 10 0 0 5 5 0 5 5  
 

 
COZ036-211100-  
CONIFER-JEFFERSON CO  
39.52N 105.30W ELEV. 8363 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 6 28 10 31 10  
TEMP 8 8 6 11 24 28 24 15 14 10 10 15 27 31 25 19 16 13 10  
DEWPT -1 0 0 4 7 10 11 12 11 10 10 12 14 16 16 15 14 9 5  
RH 66 69 76 73 47 46 57 88 88100100 88 57 53 68 84 92 84 80  
WIND DIR SW SW SW SW SE E E SE S SW SW SW S SE NW NW NW W W  
WIND SPD 6 6 4 4 5 6 6 5 4 4 4 3 5 6 5 4 5 10 10  
CLOUDS SC B1 B2 B1 SC B2 B2 OV OV B2 B2 B2 B2 OV B2 OV B2 B2 B1  
POP 12HR 0 40 50 60 60  
QPF 12HR 0 0 0.08 0.04 0.07  
SNOW 12HR 00-00 00-00 1  
SNOW C C C C C C L L  
SNOWSHWRS S C L L C C  
WIND CHILL -4 -3 -3 3 17 20 16 6 6 2 2 9 20 24 18 12 8 0 -4  
MIN CHILL -5 -5 -3 15 4 1 5 18 6 -5  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 31 13 37 14 39 18 43 22 44  
TEMP 27 28 17 15 33 34 19 16 36 37 23 20 39 41 26 23 41 41  
DEWPT 3 4 2 -1 5 6 4 4 10 12 8 7 10 11 10 11 13 14  
PWIND DIR W W SW W W W W W W  
WIND CHAR BZ GN GN LT LT GN GN GN GN  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC FW FW SC SC FW SC  
POP 12HR 10 5 0 0 5 5 0 5 5  
 

 
COZ030-211100-  
WALDEN-JACKSON CO  
40.73N 106.28W ELEV. 8100 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -5 24 3 26 -4  
TEMP -5 -5 -5 1 17 24 18 10 9 5 3 8 23 26 20 9 3 -2 -4  
DEWPT -5 -5 -6 -1 7 11 10 7 5 4 3 7 13 16 14 7 2 -2 -4  
RH 100100 95 91 64 57 70 87 83 95100 96 65 65 77 91 95100100  
WIND DIR SE SE E NE N NE E E E SE S S SW W W W SW SW SW  
WIND SPD 5 4 4 3 4 5 8 5 4 4 4 4 5 8 5 4 5 5 10  
CLOUDS OV B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV B2 B2 SC SC  
POP 12HR 10 50 50 40 30  
QPF 12HR 0 0.01 0.04 0 0  
SNOW 12HR 00-00 T 1  
SNOW C C C C C C C C  
SNOWSHWRS C C C C  
WIND CHILL -17-16-16 -8 10 17 8 -1 1 -4 -6 -1 16 17 12 1 -9-14-21  
MIN CHILL -18 -18 -15 8 -2 -6 -5 11 -9 -21  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 19 6 27 8 32 15 33 17 33  
TEMP 13 17 11 7 24 25 12 10 29 29 19 16 29 32 21 18 29 32  
DEWPT 3 5 5 4 8 10 6 4 12 14 12 11 13 16 16 15 17 19  
PWIND DIR SW W SW SW SW SW SW SW W  
WIND CHAR GN GN GN GN GN GN BZ GN GN  
AVG CLOUDS SC B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2  
POP 12HR 20 20 10 5 10 20 10 30 20  
SNOWSHWRS S S S S S S C S S  
 

 
COZ032-211100-  
DILLON-SUMMIT CO  
39.62N 106.04W ELEV. 9019 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -1 26 9 28 3  
TEMP -1 -1 1 5 22 26 22 17 15 10 9 13 26 27 24 17 12 6 4  
DEWPT -6 -6 -5 -1 4 8 9 8 8 6 6 8 12 13 12 11 8 2 -2  
RH 79 79 75 76 45 46 57 67 73 83 87 80 55 55 60 77 84 83 75  
WIND DIR SE SE SE SE S S S SE SE S S S S W W NW W W W  
WIND SPD 5 5 5 6 8 9 9 9 9 6 6 4 5 6 6 4 5 9 11  
CLOUDS B1 B2 B2 B2 B1 B2 B2 B2 OV B2 B2 B2 OV OV OV OV OV B2 B1  
POP 12HR 10 60 70 70 50  
QPF 12HR 0 0.01 0.05 0.08 0.02  
SNOW 12HR 00-00 T 1  
SNOW L L L L L L L L  
SNOWSHWRS S S S C C C C C  
WIND CHILL -13-13-10 -7 13 17 12 7 4 -1 -2 5 19 19 16 10 4 -8-13  
MIN CHILL -13 -13 -11 12 2 -2 -1 15 2 -13  
WINTER WEATH Y Y Y Y Y Y Y Y Y Y Y  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 22 6 29 8 34 14 37 17 36  
TEMP 19 21 11 8 26 26 14 10 31 31 19 15 34 35 22 18 33 34  
DEWPT 1 2 -1 -3 5 6 2 -1 8 10 9 7 9 11 11 11 13 13  
PWIND DIR W W W W W W W W W  
WIND CHAR BZ GN GN LT GN GN GN GN GN  
AVG CLOUDS SC B1 B1 B1 SC SC B1 B1 SC SC B1 SC SC SC B1 B1 B1 B1  
POP 12HR 10 5 0 0 5 5 5 10 10  
 

 
COZ032-211100-  
GRANBY-GRAND CO  
40.09N 105.94W ELEV. 8174 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -9 26 4 27 -2  
TEMP -5 -9 -8 -3 18 26 22 13 9 5 4 8 22 27 25 17 11 4 -1  
DEWPT -6 -9 -8 -3 7 10 10 9 6 5 3 7 14 16 14 13 9 3 -2  
RH 95100100100 61 50 59 84 87100 95 96 71 63 62 84 91 95 95  
WIND DIR SE E E E SE S SE E E E SE W W W W W W W W  
WIND SPD 2 3 3 3 4 4 6 5 5 3 3 3 3 6 6 4 5 6 9  
CLOUDS B1 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV B1 B1  
POP 12HR 5 50 60 50 40  
QPF 12HR 0 0.01 0.05 0.04 0  
SNOW 12HR 00-00 T 1  
SNOW L L C C C C C C  
SNOWSHWRS S C C C S S  
WIND CHILL -18-17 11 20 14 4 0 -3 -3 1 20 17 10 2 -9-16  
MIN CHILL -11 -18 -16 14 -1 -4 -3 17 2 -16  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 21 6 28 6 32 13 34 15 34  
TEMP 14 21 11 7 20 28 13 7 24 32 19 13 23 34 21 15 24 34  
DEWPT 2 5 4 1 8 9 6 2 10 12 10 9 11 13 14 13 15 18  
PWIND DIR W W W SW W W W W W  
WIND CHAR GN GN GN LT GN GN GN GN GN  
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B2 B2 B1 B1  
POP 12HR 10 10 0 0 5 10 10 20 10  
SNOWSHWRS S  
 

 
COZ037-211100-  
FAIRPLAY-PARK CO  
39.22N 106.00W ELEV. 9947 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -1 20 9 24 6  
TEMP -1 1 0 5 15 20 16 13 14 11 9 15 21 24 20 15 12 9 6  
DEWPT -8 -8 -7 -2 6 9 8 8 8 7 7 10 12 13 11 7 5 1 -3  
RH 71 65 71 72 67 62 70 80 76 83 91 80 68 62 67 70 73 69 66  
WIND DIR SW W W S S S S SE SE S SE S S S SW NW NW NW NW  
WIND SPD 4 4 4 3 8 12 10 8 6 5 4 4 9 11 8 5 8 10 13  
CLOUDS B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1  
POP 12HR 10 60 80 70 50  
QPF 12HR 0 0.01 0.14 0.10 0.02  
SNOW 12HR 00-00 T 3  
SNOW L L D D L L L L  
SNOWSHWRS S S S C C C C C  
WIND CHILL -11 -8 -9 -3 4 7 3 1 3 2 0 7 11 13 11 7 1 -5-11  
MIN CHILL -11 -10 -7 2 0 -1 1 9 -1 -12  
WINTER WEATH Y Y Y Y Y Y Y Y Y Y Y  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 20 6 26 9 30 14 32 17 32  
TEMP 18 16 8 8 24 23 11 12 28 26 16 16 30 29 19 18 30 29  
DEWPT 0 0 -5 -6 3 3 -3 -4 8 7 5 5 9 9 8 7 13 11  
PWIND DIR W W W W W W W W W  
WIND CHAR BZ GN GN GN GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 5 0 0 5 5 5 5 5  
 

 
COZ037-211100-  
HARTSEL-PARK CO  
39.02N 105.80W ELEV. 8993 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -2 23 7 27 5  
TEMP -1 -2 -1 3 16 23 20 14 12 9 7 13 24 27 25 17 11 9 5  
DEWPT -7 -7 -5 -2 8 11 10 8 9 7 7 10 15 16 14 10 7 3 -2  
RH 75 79 83 79 70 59 64 76 87 91100 87 68 63 62 73 83 76 72  
WIND DIR W NW NW NW S S SE SE SE SE SE SE S S SW W NW NW NW  
WIND SPD 3 3 3 3 5 12 9 6 5 4 3 4 8 10 6 4 5 8 11  
CLOUDS B2 B1 B2 B1 B1 B2 B2 OV OV OV B2 OV B2 OV B2 OV B2 B2 B1  
POP 12HR 5 40 50 70 50  
QPF 12HR 0 0.01 0.10 0.08 0.01  
SNOW 12HR 00-00 T 2  
SNOW C C C C L L L L  
SNOWSHWRS S C C C S S  
WIND CHILL -9-10 -9 -4 8 11 9 4 3 1 0 6 15 17 17 10 2 -4-12  
MIN CHILL -10 -10 -8 8 3 -1 1 16 0 -12  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 24 3 29 5 32 12 35 14 35  
TEMP 21 22 7 5 25 26 9 8 28 29 16 14 31 33 19 15 31 33  
DEWPT 1 2 -5 -8 5 5 -3 -5 10 9 5 3 11 10 7 6 15 12  
PWIND DIR NW W SW SW SW W W W W  
WIND CHAR BZ GN GN LT GN GN GN GN GN  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC FW FW SC SC FW SC  
POP 12HR 10 0 0 0 0 5 0 5 5  
 

 
COZ034-211100-  
GEORGETOWN-CLEAR CREEK CO  
39.71N 105.70W ELEV. 8586 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 7 26 11 28 9  
TEMP 7 8 8 10 22 26 19 13 14 12 12 17 26 28 25 20 16 11 9  
DEWPT -6 -5 -5 0 4 7 7 8 7 7 6 9 11 13 11 10 6 2 -1  
RH 54 54 54 63 45 44 59 80 73 80 76 70 52 53 55 64 64 66 63  
WIND DIR SW SW SW S S SE SE S S SW SW SW SW SW W W W W W  
WIND SPD 8 8 6 6 8 9 9 9 9 6 6 8 8 6 8 8 9 17 17  
WIND GUST 17 29  
CLOUDS B1 B2 B2 B2 B1 B2 OV OV OV B2 B2 B2 B2 OV OV OV OV B2 B1  
POP 12HR 5 70 80 80 60  
QPF 12HR 0 0.03 0.11 0.13 0.05  
SNOW 12HR 00-00 T 2  
SNOW D D D D L L D D  
SNOWSHWRS S S C C L L C C S  
WIND CHILL -6 -4 -3 -1 13 17 8 1 3 1 2 8 18 20 16 10 4 -7 -9  
MIN CHILL -10 -7 -6 4 -2 -1 0 14 3 -10  
WINTER WEATH Y Y Y Y Y Y Y Y Y Y Y  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 24 12 32 14 35 19 38 23 39  
TEMP 19 22 15 14 29 29 17 17 32 32 22 21 35 37 27 24 36 37  
DEWPT 0 2 -1 -3 3 4 0 1 7 8 5 7 8 9 9 9 11 12  
PWIND DIR W W W W W W W W W  
WIND CHAR WY BZ BZ GN GN GN GN GN GN  
AVG CLOUDS SC SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 SC SC  
POP 12HR 20 10 5 5 5 10 5 10 5  
SNOWSHWRS S S S  
 

 
COZ032-211100-  
KREMMLING AIRPORT-GRAND CO  
40.05N 106.37W ELEV. 7410 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX -6 28 7 29 -3  
TEMP -1 -4 -6 -3 17 28 25 18 15 11 7 11 23 29 25 16 10 3 -2  
DEWPT -2 -4 -6 -3 7 10 12 10 10 8 7 10 15 16 15 11 8 2 -3  
RH 95100100100 64 46 57 70 80 87100 96 71 58 65 80 91 95 95  
WIND DIR E NE NE N S SW S E E E NE E W W NW NW NW NW W  
WIND SPD 3 2 3 3 3 4 5 6 3 3 3 2 3 6 5 3 3 3 4  
CLOUDS B1 B2 B2 B1 B1 B2 B2 B2 OV B2 B2 B2 OV B2 OV OV OV B1 B1  
POP 12HR 5 40 40 50 30  
QPF 12HR 0 0.01 0.02 0.01 0  
SNOW 12HR 00-00 T T  
SNOW C C C C C C C C  
SNOWSHWRS S C C S S  
WIND CHILL -9 -15-11 18 9 9 5 -1 22 18 10 4 -5-12  
MIN CHILL -10 -15 -15 17 6 -1 -1 18 4 -12  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 24 6 31 7 34 13 36 15 35  
TEMP 17 23 12 7 23 30 14 8 27 33 21 13 27 36 23 15 28 35  
DEWPT 2 6 4 2 9 10 7 3 11 13 12 9 13 14 16 14 17 18  
PWIND DIR W W SW SW SW SW SW SW W  
WIND CHAR GN GN LT LT LT GN GN GN GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B2 B2 B2 B1  
POP 12HR 10 10 5 0 5 10 5 20 10  
SNOWSHWRS S S  
 

 
COZ040-211100-  
DENVER INT'L AIRPORT-DENVER CO  
39.83N 104.65W ELEV. 5379 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 32 15 32 16  
TEMP 14 13 11 14 26 32 30 23 21 20 15 20 26 32 27 25 22 21 16  
DEWPT 8 9 7 9 13 16 17 18 17 18 15 18 19 20 20 22 19 17 14  
RH 76 84 83 80 57 51 58 81 84 92100 92 74 61 74 88 88 84 92  
WIND DIR S S W NW N NE NE NE N N N N NE NE N N N N NW  
WIND SPD 8 6 5 5 5 4 6 6 6 5 5 3 4 5 8 6 4 5 10  
CLOUDS SC B1 B2 B1 SC B1 B1 OV B2 OV OV OV B2 B2 OV OV OV OV B2  
POP 12HR 0 20 40 40 40  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW C C C C S S C C  
SNOWSHWRS C C S S  
WIND CHILL 3 3 1 5 19 23 15 12 12 6 26 19 18 16 14 4  
MIN CHILL 3 0 1 22 12 6 9 19 16 4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 17 42 16 41 18 45 19 46  
TEMP 34 35 23 18 40 37 22 18 37 39 23 20 39 43 22 22 36 46  
DEWPT 11 12 9 7 13 15 13 12 16 18 13 11 15 17 15 13 15 21  
PWIND DIR NW W S S SW SW SE E E  
WIND CHAR GN GN GN LT LT GN GN GN LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 0 0 5 5 0 0 5  
 

 
COZ040-211100-  
CENTENNIAL AIRPORT-DOUGLAS CO  
39.57N 104.85W ELEV. 5822 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 13 34 16 35 17  
TEMP 16 15 13 17 28 34 31 26 23 21 16 21 30 35 30 26 22 21 17  
DEWPT 6 6 5 7 10 14 15 16 16 16 15 17 16 18 18 19 18 16 12  
RH 64 67 70 64 46 43 51 65 74 81 96 84 55 49 60 74 84 81 80  
WIND DIR S SW SW NW N NE NE N NW NW NW N E E N N N N NW  
WIND SPD 6 5 4 4 5 5 6 5 5 4 4 4 4 6 6 5 4 6 9  
CLOUDS SC B1 B2 B1 SC B1 B1 OV B2 OV B2 B2 B1 B2 B2 OV OV OV B2  
POP 12HR 0 20 40 40 40  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW C C C C S S C C  
SNOWSHWRS C C C C  
WIND CHILL 6 6 5 10 21 24 19 16 14 9 14 29 23 20 16 12 6  
MIN CHILL 5 5 5 24 15 9 9 23 16 6  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 39 17 43 18 45 22 47 23 48  
TEMP 36 38 22 19 40 40 24 20 41 42 28 23 43 44 26 25 41 48  
DEWPT 8 11 8 5 10 13 10 9 14 16 13 11 13 15 14 13 14 18  
PWIND DIR NW W S S SW SW S N E  
WIND CHAR BZ GN LT LT LT GN LT LT LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC FW SC SC SC SC SC  
POP 12HR 5 0 0 0 5 5 0 0 5  
 

 
COZ039-211100-  
ROCKY MOUNTAIN AIRPORT-BROOMFIELD CO  
39.91N 105.12W ELEV. 5655 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 30 16 29 16  
TEMP 16 15 12 15 25 30 29 23 21 20 16 19 25 29 27 24 23 20 16  
DEWPT 7 8 6 9 13 17 17 19 17 18 16 18 20 21 20 21 19 16 12  
RH 67 73 76 77 60 58 60 84 84 92100 96 81 72 74 88 84 84 84  
WIND DIR W NW NW NW N NE N N N N N N NE NE N N NW NW W  
WIND SPD 5 5 4 4 5 5 5 5 5 4 4 3 3 4 5 4 4 6 10  
CLOUDS SC B1 B2 B1 SC B1 B2 OV B2 OV OV OV B2 OV OV OV OV B2 B1  
POP 12HR 0 30 60 50 50  
QPF 12HR 0 0 0.03 0.02 0.02  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L C C  
SNOW C C L L C C C C  
SNOWSHWRS C C S S  
WIND CHILL 7 6 4 8 18 24 23 16 14 13 9 20 18 17 11 4  
MIN CHILL 6 4 4 19 12 8 9 19 16 4  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 37 18 42 18 42 20 46 22 47  
TEMP 33 38 26 19 38 40 22 20 37 41 26 21 39 44 25 23 33 47  
DEWPT 11 11 10 6 14 15 11 11 18 17 14 12 17 17 15 14 16 20  
PWIND DIR NW W SE W SW W SW E E  
WIND CHAR GN GN GN LT LT GN GN GN LT  
AVG CLOUDS SC FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 0 0 5 5 0 5 5  
 

 
COZ040-211100-  
BUCKLEY AFB-ARAPAHOE CO  
39.71N 104.76W ELEV. 5661 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 13 33 16 33 17  
TEMP 17 16 13 16 28 33 31 25 22 20 16 21 28 33 29 26 23 21 17  
DEWPT 7 8 6 9 12 15 16 18 17 18 16 18 18 19 20 21 18 17 13  
RH 64 70 73 73 50 47 53 74 81 92100 88 66 56 69 81 81 84 84  
WIND DIR S S SW W N NE NE N N N N N NE NE N N N N NW  
WIND SPD 6 5 5 5 5 5 6 6 5 5 5 4 4 6 8 5 4 5 9  
CLOUDS SC B1 B2 B1 SC B1 B1 OV B2 OV B2 OV B2 B2 B2 OV OV OV B2  
POP 12HR 0 20 40 40 40  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW C C C C S S C C  
SNOWSHWRS C C S S  
WIND CHILL 8 7 4 7 21 25 18 15 12 7 21 19 17 14 7  
MIN CHILL 8 4 4 23 15 7 9 20 17 6  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 18 42 17 42 20 46 21 48  
TEMP 35 36 23 20 39 39 23 19 38 40 25 22 41 44 25 24 39 47  
DEWPT 10 12 9 6 12 15 12 11 16 17 13 11 14 16 15 13 14 19  
PWIND DIR NW W S S SW SW S E E  
WIND CHAR BZ GN GN LT LT GN LT GN LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 0 0 0 5 5 0 0 5  
 

 
COZ034-211100-  
COPPER MOUNTAIN, RED CLIFF PASS-SUMMIT CO  
39.47N 106.15W ELEV. 12070 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 0 18 9 20 3  
TEMP 2 4 5 7 15 18 15 13 12 10 10 14 19 20 17 13 10 6 4  
DEWPT -7 -5 -5 -3 3 6 6 6 5 5 3 6 10 11 9 7 4 0 -4  
RH 65 65 62 63 58 59 67 73 73 80 73 70 67 67 70 76 76 76 68  
WIND DIR S S S S S S S S S S S S S SW W W W W W  
WIND SPD 10 10 9 10 10 11 12 13 12 10 11 9 9 9 9 8 9 14 16  
WIND GUST 27  
CLOUDS B2 B2 B2 B2 B2 OV B2 OV OV B2 B2 OV OV OV OV OV OV B2 B1  
POP 12HR 20 70 80 80 70  
QPF 12HR 0 0.03 0.12 0.14 0.05  
SNOW 12HR 00-00 1 2  
SNOW D D D D L L D D  
SNOWSHWRS S S C C C C L L C C S  
WIND CHILL -14-12-10 -8 2 5 1 -2 -3 -5 -5 2 9 10 5 2 -3-12-15  
MIN CHILL -16 -15 -12 -2 -4 -6 -4 2 -4 -15  
WINTER WEATH Y Y Y Y Y Y Y Y Y Y Y  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 14 5 21 9 25 13 27 16 28  
TEMP 12 13 7 6 19 18 11 11 24 22 15 15 25 26 18 17 25 26  
DEWPT -2 1 -5 -6 1 2 -3 -4 6 7 4 3 8 8 7 7 11 11  
PWIND DIR W W W W W W W W W  
WIND CHAR BZ WY GN GN GN BZ BZ GN GN  
AVG CLOUDS SC SC B1 B1 SC SC B1 B1 SC SC B1 SC SC SC B1 B1 B1 SC  
POP 12HR 20 20 5 5 5 10 10 20 10  
SNOWSHWRS S S S S S  
 

 
COZ038-211100-  
FORT COLLINS/LOVELAND AIRPORT-LARIMER CO  
40.45N 105.02W ELEV. 5015 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 31 13 29 13  
TEMP 14 11 10 15 26 31 30 24 21 18 13 16 23 29 27 23 20 17 13  
DEWPT 8 7 6 9 13 16 16 17 16 16 13 16 18 20 19 19 16 13 10  
RH 76 83 83 77 57 53 55 74 81 92100100 81 69 71 84 84 84 87  
WIND DIR N N N N NE NE NE NE NE NE N NE E E N N N NW NW  
WIND SPD 5 5 5 6 8 6 9 8 8 6 6 3 3 4 5 4 4 5 8  
CLOUDS SC B1 B2 B1 B1 B2 B2 OV OV OV OV OV B2 OV OV OV OV B1 B1  
POP 12HR 0 30 60 30 30  
QPF 12HR 0 0 0.04 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L S S  
SNOW C C L L S S C C  
SNOWSHWRS C C  
WIND CHILL 5 1 0 5 17 24 22 16 12 10 4 10 21 17 14 9 2  
MIN CHILL 4 0 1 20 11 3 5 20 13 2  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 38 16 41 14 39 16 42 17 45  
TEMP 30 37 23 17 34 40 21 15 30 39 22 17 32 41 21 19 29 45  
DEWPT 12 12 10 8 15 15 13 11 18 18 13 12 17 17 13 13 17 20  
PWIND DIR NW W S N S SW SW SE E  
WIND CHAR GN GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC B1 B1 B1 SC SC SC SC SC SC SC B1 SC  
POP 12HR 0 0 0 0 5 5 0 10 10  
 

 
COZ043-211100-  
GREELEY AIRPORT-WELD CO  
40.43N 104.64W ELEV. 4657 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 8 34 12 31 12  
TEMP 13 8 8 14 27 34 32 23 20 17 12 17 22 31 29 24 19 17 12  
DEWPT 5 5 4 8 12 16 14 17 16 16 12 15 17 18 18 20 16 15 10  
RH 70 87 83 76 53 47 47 77 84 96100 92 81 58 63 84 88 92 91  
WIND DIR NE NE N NE NE E NE NE NE NE NE NE E E NE N N N NW  
WIND SPD 4 5 5 6 6 6 10 9 8 8 6 4 3 4 5 5 4 5 8  
CLOUDS SC B1 B2 B1 B1 B1 B2 OV B2 OV OV OV B2 B2 OV OV OV B2 B1  
POP 12HR 0 20 60 30 40  
QPF 12HR 0 0 0.03 0.01 0  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL L L S S  
SNOW C C L L S S C C  
SNOWSHWRS C C  
WIND CHILL 5 -2 -2 4 20 28 23 13 10 7 1 10 25 22 17 12 9 0  
MIN CHILL 4 -3 -2 22 9 1 4 20 11 0  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 39 13 41 12 39 12 41 13 44  
TEMP 31 37 20 14 33 39 18 13 28 39 18 13 29 40 17 16 26 44  
DEWPT 12 12 9 7 14 14 14 11 16 17 11 10 15 16 12 12 14 17  
PWIND DIR NW W S E S SW S NE E  
WIND CHAR BZ GN LT LT LT LT LT LT LT  
AVG CLOUDS SC FW FW FW FW SC SC B1 B1 SC SC SC SC SC SC SC B1 SC  
POP 12HR 0 0 0 0 5 5 0 5 5  
 

 
COZ041-211100-  
MONUMENT-DOUGLAS CO  
39.22N 104.63W ELEV. 7059 FT  
945 PM MST WED FEB 20 2019  
 
DATE WED 02/20/19 THU 02/21/19 FRI 02/22/19 SAT  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 7 31 11 35 13  
TEMP 7 7 7 13 26 31 28 18 13 14 11 19 30 35 29 20 17 15 13  
DEWPT 6 6 3 6 11 15 16 15 10 12 11 16 19 21 21 19 16 14 12  
RH 96 96 83 73 52 51 60 88 87 92100 88 63 56 72 96 96 96 96  
WIND DIR S SW SW W SW S SE NW NW W W SW S S S N N NW NW  
WIND SPD 9 8 6 5 6 9 9 6 8 6 5 4 6 9 6 8 8 10 11  
CLOUDS SC B1 B1 B1 SC B1 B1 OV B2 OV B2 B2 B1 B2 B2 B2 OV OV B2  
POP 12HR 0 20 30 30 40  
QPF 12HR 0 0 0.02 0.01 0.01  
SNOW 12HR 00-00 00-00 T  
FRZG DRZL C C S S  
SNOW S S C C S S C C  
SNOWSHWRS C C C C  
WIND CHILL -7 -6 -4 4 18 23 20 9 2 4 2 12 23 28 23 10 6 3 -1  
MIN CHILL -7 -6 -3 19 1 0 4 22 5 -1  
 
DATE 02/23/19 SUN 02/24/19 MON 02/25/19 TUE 02/26/19 WED 02/27/19  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 33 10 37 13 39 17 43 19 44  
TEMP 30 30 14 13 35 32 17 16 37 34 22 19 40 39 22 22 41 41  
DEWPT 8 11 4 1 11 13 9 7 15 16 11 8 14 16 14 12 18 19  
PWIND DIR NW W S S SW SW W W SW  
WIND CHAR BZ GN GN GN GN GN GN GN LT  
AVG CLOUDS SC FW FW FW FW FW SC SC SC SC SC FW FW FW FW SC SC SC  
POP 12HR 10 0 0 0 0 0 0 0 0  
 

 
 
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