683  
FOUS55 KBOU 251018  
PFMBOU  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
418 AM MDT THU MAY 25 2017  
 
COZ040-252315-  
DENVER-DENVER CO  
39.73N 104.96W ELEV. 5325 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 78 48 70 47 62  
TEMP 55 70 78 76 68 60 54 51 48 57 66 70 67 60 53 51 47 54 61 61 56  
DEWPT 36 37 34 35 42 45 46 45 44 44 42 41 43 45 47 45 45 43 42 40 42  
RH 49 30 20 22 39 58 74 80 86 62 42 35 42 58 80 80 93 66 49 46 59  
WIND DIR S W W W NW N N SW S E E NE NE N N N N N N N N  
WIND SPD 8 5 9 12 8 5 4 4 4 4 5 9 9 8 8 5 6 4 8 10 6  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.05 0.04 0.04 0.36  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C S S C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 69 45 71 46 72 48 74  
TEMP 49 44 66 67 53 45 68 68 52 46 68 68 55 48 71 70  
DEWPT 42 39 36 36 39 38 38 38 42 40 39 39 43 42 40 41  
PWIND DIR W N S N SW NE S N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 SC SC SC SC FW SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 30 10 10 10 10 20 20 20  
RAIN SHWRS C S S S S S S S  
TSTMS C S S S S S S  
 

 
COZ039-252315-  
BOULDER-BOULDER CO  
40.02N 105.25W ELEV. 5302 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 73 46 69 46 62  
TEMP 55 67 73 72 66 57 53 49 47 56 63 69 66 57 52 49 46 56 62 62 59  
DEWPT 36 39 37 37 42 44 44 43 41 43 44 42 43 45 44 42 41 42 42 40 41  
RH 49 36 27 28 42 62 71 80 79 62 50 37 43 64 74 77 83 59 48 44 51  
WIND DIR W W W W NW NW W W NW E E NW N NE N N NW N N N N  
WIND SPD 6 5 8 12 10 5 4 4 5 4 4 6 8 4 5 4 5 4 6 6 4  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 30 60  
QPF 12HR 0 0.06 0.04 0.03 0.30  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C S S S C C C C C C S S C C L L C  
TSTMS C C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 69 44 70 45 71 48 73  
TEMP 50 44 66 66 51 45 67 67 52 45 68 68 54 48 70 69  
DEWPT 39 36 37 37 38 36 39 39 40 38 41 40 42 39 41 41  
PWIND DIR W N S NE W NE W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 10 5 20 10 30 20 20  
RAIN SHWRS C S S S C S S  
TSTMS C S S S C S S  
 

 
COZ039-252315-  
LONGMONT-BOULDER CO  
40.17N 105.11W ELEV. 5023 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 47 69 47 62  
TEMP 54 68 77 76 69 60 55 50 47 56 63 69 66 59 53 50 47 55 62 61 58  
DEWPT 39 42 39 40 45 46 45 45 43 45 45 44 45 47 46 45 43 44 43 41 43  
RH 57 39 25 27 42 60 69 83 86 66 52 40 47 64 77 83 86 66 50 48 57  
WIND DIR W E W W N N N N N E E NE N N N N N N N N N  
WIND SPD 5 4 8 10 10 5 5 4 5 4 5 6 6 5 8 5 5 4 8 9 5  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 30 60  
QPF 12HR 0 0.06 0.11 0.03 0.22  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C S S S S S C C C C C C C C L L C  
TSTMS C C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 71 44 72 45 72 47 75  
TEMP 50 44 68 69 52 45 68 69 52 45 68 70 54 48 70 70  
DEWPT 41 38 38 38 40 38 41 41 42 41 43 42 44 41 43 43  
PWIND DIR W N NW NE NW NE NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 10 5 20 10 30 20 20  
RAIN SHWRS C S S C S S  
TSTMS C S S C S S  
 

 
COZ038-252315-  
FORT COLLINS-LARIMER CO  
40.56N 105.07W ELEV. 5000 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 73 44 66 45 61  
TEMP 52 65 73 69 65 58 52 48 45 53 60 65 64 56 51 48 45 53 58 59 59  
DEWPT 41 43 41 40 44 45 44 43 41 44 45 45 46 47 46 45 44 44 43 42 41  
RH 66 45 31 35 46 62 74 83 86 71 58 48 52 72 83 89 96 71 57 53 51  
WIND DIR NW N SW NW N N N NE N E SE SE NE NE N N N N N N N  
WIND SPD 6 5 8 10 9 6 5 3 5 5 6 8 6 6 8 5 6 6 9 11 6  
CLOUDS B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 50 40 60  
QPF 12HR 0 0.06 0.11 0.03 0.19  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C S S S C C C C C C C C C C L L C  
TSTMS C C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 70 44 71 44 72 46 73  
TEMP 49 43 67 68 51 44 68 68 51 44 67 69 53 46 70 70  
DEWPT 40 38 38 38 39 38 41 41 42 41 43 43 44 42 45 44  
PWIND DIR NW N NW NE NW NE NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC B1 FW FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 10 5 20 5 30 10 30  
RAIN SHWRS C S C S C  
TSTMS C S C S C  
 

 
COZ041-252315-  
CASTLE ROCK-DOUGLAS CO  
39.38N 104.85W ELEV. 6329 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 74 45 70 45 59  
TEMP 54 66 73 73 64 54 50 47 46 59 68 70 67 57 49 46 45 52 58 59 52  
DEWPT 31 34 31 32 34 40 43 42 40 43 40 38 39 41 43 41 41 41 39 39 40  
RH 41 30 21 22 32 59 77 83 79 55 36 31 36 55 80 83 86 66 49 47 63  
WIND DIR SW W W W NW NW NW SW SW SE SE S SE N N NW NW N N N N  
WIND SPD 11 10 13 16 10 6 5 4 5 5 6 11 9 6 6 6 6 6 9 10 8  
CLOUDS FW SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 OV OV OV  
POP 12HR 20 30 40 40 60  
QPF 12HR 0 0.03 0.04 0.02 0.32  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C S S S S S C C C C C C C C L L C  
TSTMS S S C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 65 41 67 43 67 46 71  
TEMP 43 41 64 61 46 42 65 63 48 44 65 63 51 47 69 66  
DEWPT 39 36 35 36 36 35 36 36 38 37 37 38 41 39 37 39  
PWIND DIR NW N W NE S NE S NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC B1 SC SC B1 B2 SC SC B1  
POP 12HR 40 20 10 10 10 20 10 20  
RAIN SHWRS C S S S S S S S  
TSTMS C S S S S S S  
 

 
COZ041-252315-  
KIOWA-ELBERT CO  
39.34N 104.46W ELEV. 6401 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 74 44 66 43 59  
TEMP 51 68 72 73 62 53 49 46 45 56 64 66 62 53 48 45 43 52 58 59 54  
DEWPT 32 36 32 33 38 42 44 43 42 45 42 41 41 42 44 42 42 43 41 41 42  
RH 48 31 23 23 41 66 83 89 89 66 45 40 46 66 86 89 96 71 53 51 64  
WIND DIR SW W W W N N N W W SE S S S E NW NW NW N N N N  
WIND SPD 12 12 14 16 11 9 6 6 6 8 11 16 12 6 9 9 9 10 10 13 11  
CLOUDS FW SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV  
POP 12HR 20 30 40 40 60  
QPF 12HR 0 0.01 0.08 0.09 0.24  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C S S S C C C C C C C C L L C  
TSTMS S S C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 40 63 41 66 43 67 45 69  
TEMP 44 41 61 61 45 42 64 64 48 44 64 64 50 46 66 65  
DEWPT 39 37 36 37 37 36 37 38 39 38 39 41 41 41 40 42  
PWIND DIR NW N NW N S NE S SE  
WIND CHAR LT GN LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC FW SC B1 SC SC B1 B2 SC SC B1  
POP 12HR 40 10 10 20 10 30 20 20  
RAIN SHWRS C S S S S C S S  
TSTMS C S S S C S S  
 

 
COZ043-252315-  
GREELEY-WELD CO  
40.42N 104.74W ELEV. 4806 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 46 67 48 62  
TEMP 52 64 77 70 66 59 54 49 47 53 60 67 64 57 53 50 48 53 61 61 59  
DEWPT 43 46 41 41 46 47 46 45 43 46 46 45 48 49 48 46 46 46 44 42 43  
RH 71 52 28 35 48 64 74 86 86 77 60 45 56 75 83 86 93 77 53 49 55  
WIND DIR NW N SW NW N N N NW N E SE SE NE NE N N N N N N N  
WIND SPD 5 5 8 12 11 8 5 4 5 5 6 9 8 8 10 6 8 6 10 13 8  
CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.08 0.10 0.11 0.14  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C S S S S S C C C C C C C C L L C  
TSTMS C C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 71 45 72 46 72 47 74  
TEMP 50 44 69 69 53 45 68 69 53 46 67 69 54 47 69 70  
DEWPT 42 39 39 39 41 39 43 42 44 41 44 43 45 43 46 45  
PWIND DIR NW N NW NE N NE S NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC SC B1 SC SC SC  
POP 12HR 30 5 5 20 10 30 10 20  
RAIN SHWRS C S S C S S  
TSTMS C S S C S S  
 

 
COZ044-252315-  
FORT MORGAN-MORGAN CO  
40.26N 103.79W ELEV. 4265 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 79 47 69 47 64  
TEMP 51 67 79 75 66 58 53 50 47 56 64 69 64 55 51 50 47 55 63 64 59  
DEWPT 41 46 43 40 46 48 49 47 44 46 47 46 48 50 49 48 47 48 46 44 43  
RH 68 47 28 28 48 69 86 89 89 69 54 44 56 83 93 93100 77 54 48 55  
WIND DIR W W NW W N NE N NW N E SE SE SE E NE NE N N N N N  
WIND SPD 8 6 6 9 12 8 8 5 6 8 6 12 12 10 12 9 8 8 10 13 12  
CLOUDS B1 B1 B1 B2 OV B2 B2 B2 B2 B1 B2 B2 OV OV OV B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 50 60 50  
QPF 12HR 0 0 0.08 0.31 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S C C C C L L C C C C S  
TSTMS S C C S C C C C L L C C S  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 71 45 72 46 73 48 75  
TEMP 48 45 68 68 51 45 68 68 52 46 69 70 54 49 71 71  
DEWPT 43 41 39 39 41 40 42 41 42 42 43 43 46 45 48 44  
PWIND DIR NW NW NW N S SE SE SE  
WIND CHAR LT GN LT LT LT GN LT LT  
AVG CLOUDS B1 SC SC SC SC SC FW SC SC SC SC SC B1 SC SC SC  
POP 12HR 20 0 0 10 5 20 10 30  
RAIN SHWRS S S S S C  
TSTMS S S S S C  
 

 
COZ045-252315-  
BENNETT-ADAMS CO  
39.75N 104.42W ELEV. 5489 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 46 68 46 61  
TEMP 54 69 77 74 63 56 53 48 46 56 64 68 64 55 51 48 46 55 61 61 57  
DEWPT 35 39 36 37 43 46 46 45 44 45 44 44 45 47 46 45 45 45 44 42 43  
RH 48 33 23 26 48 69 77 89 93 66 48 42 50 74 83 89 96 69 53 49 59  
WIND DIR SW W W NW N NE N W W E SE SE SE NE N N NW N N N N  
WIND SPD 11 9 10 14 12 8 8 5 6 5 9 14 11 6 8 6 8 8 10 13 12  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 50 60  
QPF 12HR 0 0.01 0.08 0.13 0.23  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 67 44 69 46 70 48 72  
TEMP 47 45 64 64 50 45 66 66 51 47 65 66 54 49 69 68  
DEWPT 41 39 38 37 38 38 40 40 40 40 41 41 43 42 43 43  
PWIND DIR NW N W N S NE S N  
WIND CHAR LT GN LT LT LT GN GN GN  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC SC B1 SC SC SC  
POP 12HR 30 5 5 10 10 20 20 20  
RAIN SHWRS C S S S S S S  
TSTMS C S S S S S  
 

 
COZ048-252315-  
STERLING-LOGAN CO  
40.63N 103.20W ELEV. 3937 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 47 68 48 63  
TEMP 51 64 76 75 66 57 55 50 48 57 64 68 63 56 51 50 48 55 62 63 61  
DEWPT 44 49 46 46 50 52 50 48 45 46 47 48 49 53 50 49 48 49 48 47 45  
RH 77 58 34 36 56 83 83 93 89 67 54 49 60 90 96 96100 80 60 56 56  
WIND DIR W NW N N NE NE N NW N NE E SE SE E NE NE N NE N N N  
WIND SPD 9 8 8 9 11 6 6 5 8 8 6 10 11 10 10 8 8 9 10 12 11  
CLOUDS B1 SC B1 B2 OV B2 B2 B2 B1 B1 B1 B2 OV OV OV OV OV B2 B2 B1 B2  
POP 12HR 50 40 50 60 50  
QPF 12HR 0.03 0.03 0.11 0.39 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C S S C C L L L L C C C C S  
TSTMS C C C S C C L L L L C C S  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 71 45 72 46 73 48 74  
TEMP 48 45 68 69 51 46 70 70 52 47 68 71 54 49 70 72  
DEWPT 43 41 40 41 41 40 43 42 43 42 44 44 46 46 51 49  
PWIND DIR NW NW NW NW N E SE SE  
WIND CHAR LT GN LT GN LT LT LT GN  
AVG CLOUDS B1 SC SC SC SC FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 10 0 0 10 5 20 10 30  
RAIN SHWRS S S S S S C  
TSTMS S S S S C  
 

 
COZ049-252315-  
AKRON-WASHINGTON CO  
40.17N 103.21W ELEV. 4688 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 78 47 68 48 61  
TEMP 52 66 77 76 64 55 53 49 48 56 64 68 63 53 51 49 48 53 59 61 57  
DEWPT 40 46 44 43 48 50 49 47 45 46 47 47 50 50 49 48 47 48 48 46 45  
RH 63 48 31 31 56 83 86 93 89 69 54 47 62 89 93 96 96 83 67 58 64  
WIND DIR W NW NW N N NE NW NW NW NE E SE SE E NE NE N NE N N N  
WIND SPD 12 10 8 9 13 9 9 8 9 8 9 13 14 12 11 10 10 9 10 11 12  
CLOUDS SC SC B1 B1 OV B2 B2 B2 B1 B1 B1 B2 OV OV OV OV OV B2 B2 B2 B2  
POP 12HR 50 40 50 60 50  
QPF 12HR 0.01 0 0.07 0.44 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S C C L L L L C C C C S  
TSTMS S C C S C C L L L L C C S  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 68 46 71 46 70 48 73  
TEMP 48 45 66 66 51 47 68 68 52 47 66 67 53 49 70 70  
DEWPT 43 41 40 39 40 39 41 40 42 41 43 43 45 45 49 46  
PWIND DIR NW NW NW NW W SE SE SE  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS B1 SC SC SC SC FW FW SC SC SC SC SC B1 B1 SC SC  
POP 12HR 20 0 0 10 5 30 20 30  
RAIN SHWRS S S C S S C  
TSTMS S S C S C  
 

 
COZ050-252315-  
SEDGWICK-SEDGWICK CO  
40.93N 102.52W ELEV. 3579 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 76 47 68 48 63  
TEMP 50 64 74 75 65 57 54 51 48 58 65 68 64 56 51 50 48 55 59 62 61  
DEWPT 44 47 46 47 50 51 50 47 45 45 45 46 48 51 50 49 48 49 48 47 46  
RH 80 54 37 37 58 80 86 86 89 62 48 45 56 83 96 96100 80 67 58 58  
WIND DIR W N N N N NE NW N N NE E SE E NE NE NE N NE NE N N  
WIND SPD 9 11 9 10 13 8 6 6 9 8 6 8 10 11 10 8 9 9 10 9 9  
CLOUDS SC B1 B1 B2 OV B2 B2 B2 B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2 B2  
POP 12HR 50 50 40 60 50  
QPF 12HR 0.05 0.06 0.03 0.50 0.16  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C S C C L L L L C C C C  
TSTMS S C C S S C C L L L L C C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 45 71 45 72 45 71 48 73  
TEMP 50 46 68 68 50 46 68 69 51 46 65 69 54 49 68 71  
DEWPT 43 41 41 41 40 39 43 41 42 40 43 43 44 45 51 50  
PWIND DIR NW NW NW NW NW NE SE SE  
WIND CHAR LT GN LT GN LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC FW FW FW SC SC FW FW SC SC SC B1  
POP 12HR 5 5 0 10 5 10 5 30  
RAIN SHWRS S S C  
TSTMS S C  
 

 
COZ051-252315-  
HOLYOKE-PHILLIPS CO  
40.58N 102.30W ELEV. 3747 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 78 48 69 49 63  
TEMP 51 66 76 77 66 58 55 51 49 60 66 69 65 56 52 50 49 57 61 63 61  
DEWPT 44 47 47 46 51 51 51 48 47 46 46 47 48 52 51 50 48 49 49 48 47  
RH 77 50 36 33 58 77 86 89 93 60 48 45 54 86 96100 96 75 65 58 60  
WIND DIR W N N N N NE NW N N NE E SE SE E NE NE N NE NE N N  
WIND SPD 9 10 9 9 14 9 8 9 10 9 6 9 10 10 10 8 9 10 10 9 10  
CLOUDS SC SC B1 B1 OV B2 B2 B2 B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2 B2  
POP 12HR 50 50 30 60 50  
QPF 12HR 0.03 0.08 0.03 0.55 0.14  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C C S C C L L L L C C C C  
TSTMS S C C S S C C L L L L C C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 45 71 46 72 46 71 48 73  
TEMP 49 46 69 69 52 47 69 69 51 47 67 69 53 49 69 70  
DEWPT 44 42 41 41 41 40 43 41 42 42 43 44 46 46 51 49  
PWIND DIR NW NW NW NW NW NE SE SE  
WIND CHAR LT GN GN GN LT LT LT GN  
AVG CLOUDS B1 SC SC SC SC FW FW FW SC SC FW SC SC SC SC B1  
POP 12HR 5 0 0 10 5 10 10 30  
RAIN SHWRS S S S S C  
TSTMS S S S C  
 

 
COZ046-252315-  
LIMON-LINCOLN CO  
39.27N 103.67W ELEV. 5407 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 80 45 69 47 62  
TEMP 49 70 79 79 66 56 51 47 46 58 66 69 64 57 52 49 47 54 60 62 57  
DEWPT 35 39 34 34 41 46 47 46 44 47 46 44 45 47 47 47 46 47 46 44 45  
RH 58 32 20 20 40 69 86 96 93 67 48 40 50 69 83 93 96 77 60 52 64  
WIND DIR W W W W N N N NW NW E SE S SE E NE N N N N N N  
WIND SPD 9 12 11 13 13 12 9 8 8 8 10 17 13 13 11 8 10 10 11 12 14  
CLOUDS SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 30 30 50 40 50  
QPF 12HR 0 0 0.19 0.16 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S S C C C C C C C C C C C  
TSTMS C C S C C C C C C C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 67 42 69 44 70 45 73  
TEMP 47 43 63 64 47 43 66 67 50 45 66 67 52 46 69 70  
DEWPT 42 40 38 37 38 36 39 39 40 40 42 42 43 43 44 44  
PWIND DIR NW NW NW NW SE S SE SE  
WIND CHAR GN GN LT GN LT GN GN GN  
AVG CLOUDS B2 B1 SC SC SC SC FW SC B1 SC FW SC B1 B1 SC SC  
POP 12HR 40 5 0 20 10 20 20 30  
RAIN SHWRS C S S S S S C  
TSTMS C S S S S C  
 

 
COZ047-252315-  
KARVAL-LINCOLN CO  
38.73N 103.53W ELEV. 5121 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 85 48 73 50 66  
TEMP 52 73 83 85 75 60 55 50 49 59 67 73 71 60 55 52 50 58 64 66 61  
DEWPT 39 41 33 30 37 45 46 47 46 48 47 44 44 47 47 47 47 47 46 42 45  
RH 61 31 16 14 25 58 72 89 89 67 49 35 38 62 74 83 89 67 52 42 56  
WIND DIR W W W W N N N N N NE SE SE SE E NE N N N N N N  
WIND SPD 10 12 13 18 16 13 10 11 10 8 10 16 18 13 14 9 14 11 11 11 14  
CLOUDS FW SC SC B1 B2 B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 10 20 40 20 40  
QPF 12HR 0 0 0.16 0.08 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C C S S S S S S C C C  
TSTMS S S S C C S S C C C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 45 69 46 72 47 73 48 75  
TEMP 49 46 65 67 51 47 67 70 52 48 69 70 54 49 70 73  
DEWPT 44 42 38 37 40 39 40 39 42 41 42 41 45 45 46 42  
PWIND DIR N N NW N E S SE S  
WIND CHAR GN GN GN LT GN GN GN GN  
AVG CLOUDS B2 B1 SC SC SC SC FW SC B1 SC FW SC B1 B1 SC SC  
POP 12HR 50 5 0 10 10 10 10 20  
RAIN SHWRS C S S S S S  
TSTMS C S S S S  
 

 
COZ035-252315-  
ESTES PARK-LARIMER CO  
40.37N 105.52W ELEV. 7638 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 58 38 59 38 52  
TEMP 45 53 58 54 50 46 41 40 40 53 59 59 57 48 43 40 39 49 52 51 50  
DEWPT 33 35 32 34 37 37 35 33 32 35 35 36 36 36 36 34 33 33 33 35 35  
RH 62 50 37 46 61 71 79 76 73 50 40 42 45 63 76 79 79 54 48 54 56  
WIND DIR W W W W W W W W W S S SW SW E N NW NW NW N N N  
WIND SPD 12 8 11 12 11 5 5 5 5 4 5 8 6 3 4 3 5 3 5 5 5  
CLOUDS SC B1 B2 B2 OV OV B1 B1 B1 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 50 40 50 40 60  
QPF 12HR 0.01 0.05 0.09 0.02 0.31  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C C C C C C C C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
WIND CHILL 39  
MIN CHILL 37 37 33 39 33 36  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 34 60 36 62 36 64 39 66  
TEMP 38 36 60 57 40 37 61 59 40 38 63 60 43 40 65 62  
DEWPT 32 28 31 32 31 28 32 34 33 30 33 35 35 32 34 37  
PWIND DIR NW N W N W N W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC B1 B1 FW FW B1 B1 SC SC B1 B1 SC SC B1  
POP 12HR 40 20 10 30 10 30 20 30  
RAIN SHWRS C S S S C S C S S C  
SNOWSHWRS S  
TSTMS C S S C S C S C  
 

 
COZ036-252315-  
BLACK HAWK-GILPIN CO  
39.80N 105.49W ELEV. 8071 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 59 39 57 39 49  
TEMP 47 54 59 56 54 46 43 40 41 50 55 57 56 47 43 41 39 44 49 49 46  
DEWPT 29 31 30 31 34 35 34 32 32 34 34 34 35 33 34 31 31 32 32 33 35  
RH 49 41 33 38 46 65 70 73 70 54 45 42 45 58 70 67 73 62 52 54 65  
WIND DIR W W W W W W W W W SE S W SW SW SW SW W NW N N N  
WIND SPD 13 9 11 13 11 4 5 4 6 4 5 6 6 3 3 4 6 3 4 5 4  
CLOUDS FW SC B1 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2  
POP 12HR 40 40 40 30 70  
QPF 12HR 0 0.05 0.09 0.04 0.30  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C C C C C C C C C S S C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 35 55 36 58 36 60 40 63  
TEMP 37 36 55 54 38 37 58 56 39 37 58 58 43 41 62 59  
DEWPT 31 28 30 32 29 27 30 32 33 29 32 35 34 30 32 36  
PWIND DIR NW N W N W N W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 SC FW B1 B1 SC SC B1 B1 SC SC B1  
POP 12HR 50 20 20 20 10 30 30 20  
RAIN SHWRS C S S S S S S C C S  
SNOWSHWRS S  
TSTMS C S S S S C C S  
 

 
COZ036-252315-  
CONIFER-JEFFERSON CO  
39.52N 105.30W ELEV. 8363 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 63 39 60 37 50  
TEMP 45 58 63 63 57 47 42 41 40 52 58 60 58 47 40 39 37 45 50 50 46  
DEWPT 28 30 27 28 32 34 37 36 34 37 34 32 34 35 36 33 34 34 33 33 36  
RH 51 34 25 26 38 60 82 82 79 56 40 35 40 63 85 79 89 65 52 52 68  
WIND DIR W W W W W W NW SW SW SE S W E NW N NW NW NW N N N  
WIND SPD 11 10 13 16 12 5 5 5 5 4 5 8 8 5 4 5 5 4 5 6 4  
CLOUDS FW SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 B1 B2 B2 OV OV OV  
POP 12HR 40 30 40 40 70  
QPF 12HR 0 0.09 0.06 0.04 0.36  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C S S C C C C C C S S C C L L C  
TSTMS S C C S C C C C L L C  
WIND CHILL 39  
MIN CHILL 38 37 34 39 37 30 33  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 34 56 35 59 36 60 40 62  
TEMP 37 35 55 53 39 36 58 55 40 37 59 56 43 41 62 58  
DEWPT 33 30 30 32 31 30 30 32 33 31 33 34 35 32 31 35  
PWIND DIR NW N S NE SW NE SW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 SC FW B1 B1 SC SC B1 B2 SC SC B1  
POP 12HR 50 20 20 30 20 30 30 30  
RAIN SHWRS C C S S S C S C C C  
SNOWSHWRS C  
TSTMS C S S C S C C C  
 

 
COZ030-252315-  
WALDEN-JACKSON CO  
40.73N 106.28W ELEV. 8100 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 59 33 59 33 53  
TEMP 38 54 58 59 54 45 40 36 34 49 58 59 55 44 39 36 34 44 50 53 50  
DEWPT 33 37 31 31 36 35 34 33 31 35 32 32 33 34 35 33 32 34 32 31 31  
RH 82 52 36 34 50 68 79 89 89 58 37 36 43 68 85 89 92 68 50 43 48  
WIND DIR SW SW SW W W NW S S S S SW W W N W W W W NW NW N  
WIND SPD 9 12 18 16 11 6 4 5 6 6 9 12 10 5 5 4 6 4 6 9 10  
WIND GUST 29  
CLOUDS B1 B2 B2 OV OV B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 50 50 50  
QPF 12HR 0.05 0 0.07 0.06 0.11  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C C C S S C C C C C C C C C C C C C  
SNOWSHWRS S S C C  
TSTMS S C C S C C C C C C C  
WIND CHILL 31 28 28  
MIN CHILL 29 36 37 27 33 35 27 31  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 29 59 31 62 32 64 34 65  
TEMP 34 30 55 57 37 32 59 58 38 33 61 60 40 35 63 62  
DEWPT 31 28 28 28 29 27 28 29 32 30 29 31 33 30 29 32  
PWIND DIR NW NE NW NW SE W SW W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC FW FW SC B1 SC SC B1 B1 SC FW B1  
POP 12HR 30 20 10 20 10 30 10 30  
RAIN SHWRS C S S S C S C  
TSTMS C S S S C S C  
 

 
COZ032-252315-  
DILLON-SUMMIT CO  
39.62N 106.04W ELEV. 9019 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 54 34 58 34 52  
TEMP 38 49 54 51 50 43 38 36 35 49 57 58 55 46 40 36 34 45 52 52 48  
DEWPT 27 31 26 27 31 31 31 30 28 32 28 27 27 26 26 26 27 29 27 28 29  
RH 64 50 34 39 48 62 76 79 75 52 33 30 34 45 57 67 75 53 38 39 47  
WIND DIR SW W W W W SW SW SW S SW SW W W SW SW W W NW W NW NW  
WIND SPD 10 11 16 14 13 6 5 5 8 6 12 13 11 6 6 4 8 6 9 9 5  
CLOUDS SC SC B2 OV B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B2 B1 B2  
POP 12HR 50 40 30 20 50  
QPF 12HR 0.01 0 0 0 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C S S S S C C S S S S C C C C C  
SNOWSHWRS S S S S  
TSTMS S C C S C C S S C C C  
WIND CHILL 31 29 27  
MIN CHILL 30 33 34 27 34 35 27 30  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 30 55 31 59 32 61 35 62  
TEMP 37 31 53 52 37 32 57 56 38 33 60 56 41 36 61 58  
DEWPT 28 27 27 27 27 25 25 27 29 27 27 28 30 28 27 29  
PWIND DIR NW N SW NW E NW SW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 FW FW SC B1 SC SC B1 B1 SC SC B1  
POP 12HR 40 40 10 20 10 20 20 20  
RAIN SHWRS C S C S S S S S  
SNOWSHWRS S  
TSTMS C C S S S S S  
 

 
COZ032-252315-  
GRANBY-GRAND CO  
40.09N 105.94W ELEV. 8174 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 62 35 60 35 54  
TEMP 39 53 61 61 55 50 42 39 36 48 58 60 58 49 43 38 35 44 52 53 52  
DEWPT 32 36 33 32 36 37 36 35 34 37 34 32 33 32 33 32 31 34 33 33 34  
RH 76 52 35 33 49 61 79 85 92 65 40 35 39 52 67 79 85 68 48 46 50  
WIND DIR W W W W W W SW SW S SW W W W SW SW W W W W W NW  
WIND SPD 8 10 14 17 11 5 4 3 3 4 9 13 10 4 3 4 6 5 8 9 8  
WIND GUST 27  
CLOUDS SC B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2  
POP 12HR 50 50 40 30 50  
QPF 12HR 0.01 0.02 0.01 0.01 0.10  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C C C C C S S C C C C S S C C C C C  
TSTMS S C C S C C C C C C C  
WIND CHILL 33  
MIN CHILL 33 38 39 32 37 29 32  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 32 58 32 62 34 65 35 66  
TEMP 39 33 54 57 39 33 58 59 41 35 62 62 44 36 64 64  
DEWPT 32 29 31 31 30 27 30 32 33 30 32 33 34 31 32 34  
PWIND DIR NW N SW NW SE W SE W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC FW FW SC B1 FW FW B1 B1 SC SC B1  
POP 12HR 40 10 5 20 10 30 20 30  
RAIN SHWRS C S S S C S C  
SNOWSHWRS S  
TSTMS C S S C S C  
 

 
COZ037-252315-  
FAIRPLAY-PARK CO  
39.22N 106.00W ELEV. 9947 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 53 31 56 30 50  
TEMP 34 47 53 52 50 40 35 33 32 48 55 56 54 42 35 33 31 44 50 49 47  
DEWPT 23 29 26 27 28 29 27 25 24 31 27 26 25 23 23 22 23 26 25 25 27  
RH 64 49 35 38 42 64 72 72 72 51 34 31 32 46 61 63 72 49 37 39 45  
WIND DIR W W W W W W W W SW SW SW SW W W W W W W W NW NW  
WIND SPD 13 14 18 17 16 10 5 4 5 6 13 14 12 6 5 6 8 6 9 11 9  
WIND GUST 29 27  
CLOUDS FW SC SC B2 B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B2 B2 B1  
POP 12HR 20 30 30 20 40  
QPF 12HR 0 0 0.01 0 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C S S S S S C C S S C C C C C  
SNOWSHWRS S S S S S  
TSTMS S S S S C C S S C C C  
WIND CHILL 24 33 26 27 23  
MIN CHILL 22 27 29 25 31 30 21 27  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 28 51 28 55 29 57 32 59  
TEMP 33 29 50 49 33 29 54 52 34 30 56 53 37 33 58 55  
DEWPT 27 25 27 28 26 24 25 27 28 26 27 29 30 27 27 29  
PWIND DIR NW NE NW E S NW W NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 SC FW B1 B1 SC SC B1 B2 SC SC B1  
POP 12HR 40 40 30 40 20 40 40 30  
RAIN SHWRS C S C C C S C C C  
SNOWSHWRS S S  
TSTMS C C C C S C C C  
 

 
COZ037-252315-  
HARTSEL-PARK CO  
39.02N 105.80W ELEV. 8993 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 63 32 63 32 56  
TEMP 35 52 62 62 58 48 41 36 33 51 62 63 61 49 41 36 32 46 56 55 51  
DEWPT 25 28 22 21 27 29 29 29 27 31 25 22 23 24 26 25 26 27 24 24 27  
RH 66 39 21 20 30 47 62 75 78 46 24 21 23 37 55 64 78 47 29 30 39  
WIND DIR W W W W W W W W W SW SW SW SW W W W W W W NW N  
WIND SPD 9 13 20 20 18 9 4 3 4 8 13 14 12 8 5 5 6 5 8 11 8  
WIND GUST 33 33 29  
CLOUDS FW SC SC B1 B2 B1 B1 B1 B1 SC B1 B1 B1 SC SC SC SC B1 B2 B2 B2  
POP 12HR 10 20 20 20 40  
QPF 12HR 0 0 0.01 0 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S C C C  
TSTMS S S S S S S S C C C  
WIND CHILL 28 26  
MIN CHILL 27 32 38 28 32 37 26 30  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 30 57 30 60 31 62 34 64  
TEMP 37 30 56 53 38 31 59 56 39 32 61 58 41 34 63 59  
DEWPT 31 29 27 28 29 27 26 27 31 29 27 29 33 30 27 29  
PWIND DIR N NE NW S NW NW W NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 SC FW B1 B1 SC SC B1 B2 SC SC B1  
POP 12HR 40 40 20 30 20 40 40 20  
RAIN SHWRS C C C S C S C C S S  
SNOWSHWRS S S  
TSTMS C C S C S C C S  
 

 
COZ034-252315-  
GEORGETOWN-CLEAR CREEK CO  
39.71N 105.70W ELEV. 8586 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 51 34 51 33 44  
TEMP 40 47 51 49 46 39 36 35 35 44 51 51 48 40 37 35 33 39 44 43 39  
DEWPT 25 31 29 29 33 31 29 26 26 32 31 29 30 27 25 25 25 29 29 30 32  
RH 55 53 42 46 60 73 75 69 69 62 46 42 49 59 61 66 72 67 55 60 76  
WIND DIR W W W W W W W W SW SW SW W SW SW SW W W NW NW NW NW  
WIND SPD 18 16 17 17 16 10 8 9 9 6 9 10 8 5 5 5 9 6 8 8 8  
WIND GUST 33 27 27 29 27  
CLOUDS FW SC B1 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2 B2  
POP 12HR 50 40 40 30 60  
QPF 12HR 0.01 0.05 0.06 0.02 0.19  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C L C C C C C C C C C C C C C C L L C  
SNOWSHWRS C C C C C C C L  
TSTMS S C C S C C C C L L L  
WIND CHILL 31 39 32 29 28 28 26 33  
MIN CHILL 30 32 36 28 26 30 30 25 26 31  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 30 49 31 52 32 54 35 57  
TEMP 32 31 48 46 34 32 51 49 35 33 53 49 38 36 56 51  
DEWPT 27 24 28 30 24 22 28 31 27 25 30 33 28 25 30 34  
PWIND DIR NW N W N W NW W NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B1 B1 FW FW B1 B1 SC SC B1 B2 SC SC B1  
POP 12HR 60 40 20 30 10 30 30 30  
RAIN SHWRS C S C S C S S C C S C  
SNOWSHWRS L C S S  
TSTMS L C S C S C C C  
 

 
COZ032-252315-  
KREMMLING AIRPORT-GRAND CO  
40.05N 106.37W ELEV. 7410 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 66 38 66 38 59  
TEMP 42 57 66 65 60 52 47 42 39 52 65 66 63 53 46 41 38 47 57 59 58  
DEWPT 35 37 31 33 37 38 38 37 36 38 33 32 33 34 35 34 34 36 33 32 33  
RH 76 47 27 30 42 59 71 82 89 59 30 28 32 48 65 76 85 65 40 36 39  
WIND DIR SW W W W W W S S SE S W W W W NW W W W W NW NW  
WIND SPD 5 8 14 18 11 5 3 4 4 3 11 14 11 4 4 5 5 4 8 8 10  
WIND GUST 29  
CLOUDS B1 B1 B2 B2 OV B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B2  
POP 12HR 60 40 40 40 50  
QPF 12HR 0.01 0.05 0.01 0.01 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C L C C C C S S C C C C S S C C C C C  
TSTMS S C L S C C C C C C C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 34 64 34 67 36 71 38 72  
TEMP 42 34 60 62 43 35 64 65 45 37 68 67 46 38 69 68  
DEWPT 34 31 30 29 32 30 29 29 34 32 30 30 35 33 31 32  
PWIND DIR NE NE E NW E W S W  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC SC SC FW FW SC SC FW FW SC B1 SC SC B1  
POP 12HR 30 10 5 5 5 10 10 20  
RAIN SHWRS C S S S  
TSTMS C S S S  
 

 
COZ040-252315-  
DENVER INT'L AIRPORT-DENVER CO  
39.83N 104.65W ELEV. 5379 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 78 46 69 47 60  
TEMP 56 70 78 74 65 57 51 47 46 56 64 69 65 57 52 50 47 54 60 60 55  
DEWPT 36 39 36 36 43 46 46 45 44 45 44 42 45 47 46 45 45 44 43 41 42  
RH 47 32 22 25 45 67 83 93 93 66 48 37 48 69 80 83 93 69 53 49 61  
WIND DIR SW W W NW N NE N SW S E E E E NE N N N N N N N  
WIND SPD 11 8 10 14 11 8 6 5 5 5 8 13 11 8 8 6 8 6 9 12 11  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.03 0.07 0.10 0.28  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 44 68 45 70 46 71 48 73  
TEMP 48 45 65 65 51 46 66 66 52 46 66 67 54 48 69 69  
DEWPT 41 39 37 37 39 38 40 39 41 40 41 40 43 43 42 42  
PWIND DIR W N S N S NE S N  
WIND CHAR LT GN LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC SC B1 SC SC SC  
POP 12HR 30 5 5 10 10 20 20 20  
RAIN SHWRS C S S S S S  
TSTMS C S S S S S  
 

 
COZ040-252315-  
CENTENNIAL AIRPORT-DOUGLAS CO  
39.57N 104.85W ELEV. 5822 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 47 69 46 60  
TEMP 55 70 77 75 67 58 53 49 47 56 65 69 66 58 51 48 46 54 59 60 54  
DEWPT 33 35 32 34 40 44 47 45 43 44 41 40 42 44 46 44 43 42 40 40 41  
RH 43 27 19 22 37 59 80 86 86 64 41 35 42 59 83 86 89 64 49 47 61  
WIND DIR S SW W W NW N N SW S E SE SE E N N N NW N N N N  
WIND SPD 10 9 11 14 9 6 5 4 5 4 6 12 10 8 6 5 6 5 9 10 6  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.03 0.04 0.04 0.35  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 67 44 69 44 70 47 73  
TEMP 47 44 64 64 51 45 66 67 50 45 66 66 53 48 70 69  
DEWPT 41 38 35 35 38 37 36 37 40 39 38 39 42 41 39 40  
PWIND DIR W N S N S NE S N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 SC SC SC SC FW SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 40 10 10 10 10 20 20 20  
RAIN SHWRS C S S S S S S S  
TSTMS C S S S S S S  
 

 
COZ039-252315-  
ROCKY MOUNTAIN AIRPORT-BROOMFIELD CO  
39.91N 105.12W ELEV. 5655 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 76 47 68 46 60  
TEMP 55 69 76 73 67 58 53 50 47 55 63 68 65 57 51 49 46 54 60 59 55  
DEWPT 36 39 36 38 43 46 45 44 43 44 43 42 44 46 46 44 43 43 42 41 42  
RH 49 33 23 28 42 64 74 80 86 66 48 39 46 67 83 83 89 66 51 51 61  
WIND DIR SW W W W NW N NW W N E E N N N N N N N N N N  
WIND SPD 8 6 9 14 11 5 4 5 5 5 5 8 8 6 8 5 6 5 8 9 6  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 30 60  
QPF 12HR 0 0.07 0.05 0.05 0.33  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 68 45 70 45 71 47 73  
TEMP 48 44 64 66 51 45 66 66 51 45 66 67 53 47 70 68  
DEWPT 41 37 37 37 38 37 39 39 41 39 40 41 43 40 41 41  
PWIND DIR W N S NE W NE W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC SC B1 SC SC SC  
POP 12HR 30 10 10 20 10 30 20 20  
RAIN SHWRS C S S S S C S S  
TSTMS C S S S S C S S  
 

 
COZ040-252315-  
BUCKLEY AFB-ARAPAHOE CO  
39.71N 104.76W ELEV. 5661 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 78 47 69 46 60  
TEMP 55 69 77 75 66 57 52 48 47 57 64 69 66 58 51 49 46 53 59 60 54  
DEWPT 35 37 33 35 42 44 46 45 44 44 43 42 44 44 46 45 44 43 42 40 42  
RH 47 31 20 23 42 62 80 89 89 62 46 37 45 59 83 86 93 69 53 47 64  
WIND DIR S W W NW N NE N SW S E E E E N N N N N N N N  
WIND SPD 10 8 10 14 10 6 5 5 5 5 6 12 10 8 8 6 6 5 9 11 9  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 OV  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.03 0.04 0.07 0.34  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C C C C C L L C  
TSTMS S C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 68 45 69 46 70 48 73  
TEMP 48 44 64 64 51 46 65 65 52 46 65 66 54 48 69 69  
DEWPT 41 39 36 37 38 38 38 38 41 39 39 40 42 42 40 41  
PWIND DIR W N SW N S NE S N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 SC SC SC SC FW SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 40 10 10 10 10 20 20 20  
RAIN SHWRS C S S S S S S  
TSTMS C S S S S S  
 

 
COZ034-252315-  
COPPER MOUNTAIN, RED CLIFF PASS-SUMMIT CO  
39.47N 106.15W ELEV. 12070 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 47 33 49 32 42  
TEMP 39 43 47 44 42 39 35 35 34 42 47 49 47 40 35 34 32 35 41 41 39  
DEWPT 23 26 23 25 28 27 28 26 25 26 23 23 23 21 21 21 23 24 23 24 26  
RH 52 51 38 47 57 62 75 69 69 53 38 36 38 46 56 58 69 64 48 50 59  
WIND DIR W W W W W W W SW SW SW SW SW SW W SW W W W W NW NW  
WIND SPD 17 18 20 19 19 13 9 9 10 9 14 17 16 8 9 6 10 8 10 10 9  
WIND GUST 27 29 33 31 31  
CLOUDS SC SC B1 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2 B2  
POP 12HR 60 40 30 30 60  
QPF 12HR 0.01 0.04 0.03 0.01 0.12  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C L C C C C C C C C C C L L  
SNOWSHWRS C C C C C C C C  
TSTMS S C C S C C C C L L C  
WIND CHILL 30 35 39 35 33 31 28 28 27 28 28 23 29 35 35 33  
MIN CHILL 28 30 32 28 25 29 38 28 22 23 30  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 28 45 30 49 31 51 34 53  
TEMP 30 28 43 43 33 30 47 46 34 32 49 47 38 35 52 49  
DEWPT 25 23 23 25 24 22 22 24 26 24 23 25 27 24 23 26  
PWIND DIR NW N E N SE NW SW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 FW FW B1 B1 SC SC B1 B2 SC SC B1  
POP 12HR 50 50 30 40 20 30 40 30  
RAIN SHWRS C C C S C S S C C S S C  
SNOWSHWRS C S C S S  
TSTMS C C C C S C C C  
 

 
COZ038-252315-  
FORT COLLINS/LOVELAND AIRPORT-LARIMER CO  
40.45N 105.02W ELEV. 5015 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 74 45 66 46 62  
TEMP 51 65 74 71 65 58 52 47 45 53 60 66 64 58 51 49 46 55 62 61 59  
DEWPT 41 44 42 41 46 46 44 44 42 45 46 45 47 47 46 45 44 45 44 43 43  
RH 68 46 32 34 50 64 74 89 89 74 60 47 54 67 83 86 93 69 52 51 55  
WIND DIR NW E SW NW N N N NE N E SE SE NE N N N N N N N N  
WIND SPD 5 5 8 10 10 6 5 4 5 5 6 8 6 6 9 5 6 5 9 11 8  
CLOUDS B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 50 40 60  
QPF 12HR 0 0.06 0.10 0.04 0.19  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C S S S S S C C C C C C C C L L C  
TSTMS C C C S C C C C L L C  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 42 71 44 71 44 71 46 74  
TEMP 49 43 67 69 52 45 69 69 52 44 67 68 54 46 71 71  
DEWPT 40 38 39 39 39 38 42 42 42 41 44 44 44 42 46 45  
PWIND DIR NW N NW NE NW NE NW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC B1 FW FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 10 5 20 10 30 10 30  
RAIN SHWRS C S C S C  
TSTMS C S C S C  
 

 
COZ043-252315-  
GREELEY AIRPORT-WELD CO  
40.43N 104.64W ELEV. 4657 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 77 45 68 47 62  
TEMP 51 64 77 69 65 57 52 47 46 54 62 68 66 57 52 50 47 54 61 61 59  
DEWPT 43 46 41 41 46 47 47 45 42 46 45 45 47 49 48 46 46 46 44 42 43  
RH 74 52 28 36 50 69 83 93 86 74 54 43 50 75 86 86 96 74 53 49 55  
WIND DIR NW N W NW N N N NW N E SE E NE NE N N N N N N N  
WIND SPD 5 5 8 12 11 8 5 5 5 5 6 9 9 8 10 6 8 8 11 13 10  
CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 40 30 40 40 60  
QPF 12HR 0 0.08 0.10 0.11 0.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C C S S S S S C C C C C C C C L L S  
TSTMS C C C S C C C C L L S  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 43 72 45 72 45 73 46 75  
TEMP 49 44 69 69 53 45 69 69 52 45 68 70 53 46 70 72  
DEWPT 42 39 39 39 40 39 42 42 43 41 44 43 46 43 47 45  
PWIND DIR NW N NW NE N NE SE NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC SC SC SC SC FW SC B1 SC SC SC B1 SC SC SC  
POP 12HR 20 5 0 20 10 20 10 20  
RAIN SHWRS S S S S S S  
TSTMS S S S S S S  
 

 
COZ041-252315-  
MONUMENT-DOUGLAS CO  
39.22N 104.63W ELEV. 7059 FT  
418 AM MDT THU MAY 25 2017  
 
DATE THU 05/25/17 FRI 05/26/17 SAT 05/27/17  
MDT 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 72 42 65 41 55  
TEMP 49 65 71 71 62 52 46 44 43 56 64 65 63 53 46 44 41 49 55 55 50  
DEWPT 30 33 29 30 30 39 42 42 40 43 40 38 39 39 42 40 40 40 39 39 40  
RH 48 30 21 22 30 61 86 93 89 62 41 37 41 59 86 86 96 71 55 55 68  
WIND DIR SW W W W NW NW NW W SW S S S S NE NW NW NW N N N N  
WIND SPD 11 13 17 18 12 8 6 5 6 8 12 13 12 6 8 10 9 9 10 12 9  
CLOUDS FW SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2 B2 B2 B2 B2 OV OV OV  
POP 12HR 20 30 40 40 60  
QPF 12HR 0 0.02 0.08 0.03 0.27  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C S S S S S C C C C C C C C L L C  
TSTMS S S C S C C C C L L C  
WIND CHILL 38 35  
MIN CHILL 37 35 38  
 
DATE SUN 05/28/17 MON 05/29/17 TUE 05/30/17 WED 05/31/17  
MDT 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MIN/MAX 38 60 39 63 41 65 43 67  
TEMP 41 39 59 58 43 40 61 61 45 42 63 61 48 44 66 64  
DEWPT 38 36 34 35 36 35 35 36 38 36 37 38 40 39 38 39  
PWIND DIR NW N NW NE S NE S SE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS OV B1 B1 B1 B1 SC SC SC B1 SC SC B1 B2 SC SC B1  
POP 12HR 50 20 20 20 10 30 20 30  
RAIN SHWRS C S S S S C S C  
TSTMS C S S S C S C  
 

 
 
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