209  
FOUS55 KBOU 211018  
PFMBOU  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
418 AM MDT MON AUG 21 2017  
 
COZ040-212315-  
DENVER-DENVER CO  
39.73N 104.96W ELEV. 5325 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 88 58 82 60 86  
TEMP 62 73 79 88 81 72 66 61 58 65 77 82 78 71 66 63 60 71 82 86 79  
DEWPT 46 48 45 43 46 48 51 52 52 54 54 50 50 51 52 50 50 50 48 45 47  
RH 56 41 30 21 29 42 58 72 80 68 45 33 37 49 61 62 69 47 31 24 32  
WIND DIR SW NW N N N NW W NW N E SE SE S S S S SW SW NE NE NW  
WIND SPD 3 2 6 11 10 4 4 3 3 3 6 8 9 9 8 6 5 4 4 4 4  
CLOUDS SC SC SC B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1  
POP 12HR 10 10 10 20 20  
QPF 12HR 0 0 0 0.02 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 86 58 87 59 86 58 86  
TEMP 66 59 84 78 65 60 84 82 68 60 83 80 66 59 82 82  
DEWPT 51 50 49 49 52 49 46 46 50 48 46 46 50 48 48 46  
PWIND DIR SW SE SW NW SW NW SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B1 SC FW FW  
POP 12HR 20 50 20 10 5 10 5 0  
RAIN SHWRS S C S S S  
TSTMS S C S S S  
 

 
COZ039-212315-  
BOULDER-BOULDER CO  
40.02N 105.25W ELEV. 5302 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 86 56 80 60 84  
TEMP 61 75 78 84 82 71 65 61 56 64 75 80 78 70 67 63 60 71 81 84 78  
DEWPT 43 46 44 45 46 48 48 49 49 53 53 50 50 50 50 48 47 48 48 45 48  
RH 51 36 30 26 28 44 54 65 77 67 46 35 37 49 54 58 62 44 32 26 35  
WIND DIR W NE NE N NW NW NW NW NW E E SE S S SW W W NW NE NE W  
WIND SPD 4 3 6 9 9 5 5 3 4 3 5 6 6 5 4 5 4 3 3 4 3  
CLOUDS SC SC SC B1 B1 SC FW SC B1 B1 B1 B2 B1 B1 B1 B1 SC B1 B1 B1 B2  
POP 12HR 10 10 20 20 20  
QPF 12HR 0 0 0.04 0.01 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 81 82 80 80 81 82  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 84 57 85 57 84 56 84  
TEMP 64 58 81 77 64 59 82 81 66 59 81 79 64 58 80 80  
DEWPT 49 47 49 49 48 45 47 47 47 45 48 47 47 45 48 46  
PWIND DIR W SE SW NW W NW W NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B1 B2 SC FW SC B1 SC SC SC B1 FW FW FW  
POP 12HR 10 30 20 10 5 10 5 0  
RAIN SHWRS S C S S S  
TSTMS S C S S S  
 

 
COZ039-212315-  
LONGMONT-BOULDER CO  
40.17N 105.11W ELEV. 5023 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 88 58 82 59 86  
TEMP 59 73 79 87 85 73 66 61 58 63 75 82 80 71 66 62 59 71 83 86 81  
DEWPT 48 50 48 46 48 50 51 53 52 55 55 52 51 51 52 51 50 50 50 46 50  
RH 67 44 34 24 28 44 58 75 80 75 50 35 36 49 61 67 72 47 32 25 34  
WIND DIR NW NE NE N N NW N N N E SE SE S S SW W W NW NE NE NW  
WIND SPD 3 2 8 10 9 5 5 3 3 3 5 8 6 5 3 3 4 2 3 4 3  
CLOUDS SC SC SC B1 B1 SC FW SC B1 B1 B1 B2 B1 B1 B1 SC SC B1 B1 B1 B1  
POP 12HR 10 10 10 20 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 81 84 80 81 81 83  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 86 58 86 58 86 57 86  
TEMP 66 58 84 80 65 60 83 83 68 59 83 81 65 58 82 83  
DEWPT 52 51 52 51 51 49 49 48 49 49 49 48 50 48 50 47  
PWIND DIR W S SW N W NE W NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC SC B1 B2 SC FW SC B1 SC SC SC B1 FW FW FW  
POP 12HR 10 30 20 10 5 5 5 0  
RAIN SHWRS S C S  
TSTMS S C S  
 

 
COZ038-212315-  
FORT COLLINS-LARIMER CO  
40.56N 105.07W ELEV. 5000 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 87 56 82 57 86  
TEMP 58 73 79 86 84 70 64 59 56 63 73 80 81 70 64 60 57 70 83 85 79  
DEWPT 50 50 49 48 49 52 52 53 53 55 56 54 52 53 52 52 50 51 50 48 51  
RH 75 44 35 27 30 53 65 80 90 75 55 41 37 55 65 75 77 51 32 28 38  
WIND DIR N N NE NE NE NE NE NE N SE SE SE S S SE NW NW NW NE S W  
WIND SPD 4 4 10 11 9 5 4 3 4 5 8 9 8 5 3 3 4 3 4 4 4  
CLOUDS SC SC SC SC SC SC FW SC B1 B1 SC B1 B1 SC SC SC SC B1 B2 B2 B2  
POP 12HR 5 5 10 10 20  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S  
TSTMS S S S S S S  
HEAT INDEX 80  
MAX HEAT 81 84 80 81 82 84  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 57 85 57 87 57 85 56 85  
TEMP 65 57 82 80 64 59 84 80 66 58 82 81 64 57 80 82  
DEWPT 53 52 52 51 51 49 50 49 50 49 50 49 50 48 51 48  
PWIND DIR W E SW NW W N W NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 B2 B1 SC SC B1 SC SC SC SC FW FW FW  
POP 12HR 20 20 10 20 10 5 0 0  
RAIN SHWRS S S S S S  
TSTMS S S S S S  
 

 
COZ041-212315-  
CASTLE ROCK-DOUGLAS CO  
39.38N 104.85W ELEV. 6329 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 84 54 77 55 81  
TEMP 58 71 77 83 72 64 60 56 54 62 74 77 70 64 60 58 56 68 78 80 72  
DEWPT 44 46 45 44 47 49 49 49 49 52 52 50 50 51 50 50 48 49 47 46 48  
RH 59 41 32 25 41 58 67 77 83 70 46 39 49 63 69 75 74 51 33 30 42  
WIND DIR SW W N N N W W W NW SW SE SE S S S S SW SW N E SW  
WIND SPD 5 5 6 10 11 6 5 4 4 3 8 11 10 10 10 9 8 5 5 6 5  
CLOUDS SC SC SC B1 B1 B1 SC SC B1 B1 B1 B1 B2 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 20 20 20 20 20  
QPF 12HR 0.01 0.01 0.03 0.03 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 81 80  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 55 81 54 82 55 82 54 81  
TEMP 60 56 80 70 60 56 81 74 62 57 81 72 61 56 79 74  
DEWPT 49 48 47 50 50 47 45 47 47 46 46 48 48 45 46 46  
PWIND DIR SW E SW NW W NE SW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC FW FW  
POP 12HR 20 50 40 20 10 30 10 5  
RAIN SHWRS S C C S S C  
TSTMS S C C S S C  
 

 
COZ041-212315-  
KIOWA-ELBERT CO  
39.34N 104.46W ELEV. 6401 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 84 54 77 55 82  
TEMP 59 72 78 83 73 64 59 56 54 62 74 77 73 64 61 58 56 68 79 81 74  
DEWPT 46 48 46 46 48 50 51 51 52 55 53 51 50 51 52 52 50 51 49 47 48  
RH 62 42 32 27 41 60 75 83 93 78 48 40 44 63 72 80 80 54 35 30 40  
WIND DIR SW W N N N NW NW NW NW E SE SE S S S S SW SW NE E SE  
WIND SPD 6 5 6 11 12 6 5 5 6 4 9 13 12 11 12 12 10 9 6 9 8  
CLOUDS SC SC SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1  
POP 12HR 20 20 20 20 20  
QPF 12HR 0 0.01 0.01 0.02 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 55 82 55 82 55 81 54 82  
TEMP 60 55 81 73 60 57 80 76 61 57 80 74 60 56 80 75  
DEWPT 51 50 48 51 51 48 47 48 50 47 47 49 50 47 47 47  
PWIND DIR SW SE SW N S N SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC FW FW  
POP 12HR 20 50 50 20 10 40 10 0  
RAIN SHWRS S C C S S C S  
TSTMS S C C S S C S  
 

 
COZ043-212315-  
GREELEY-WELD CO  
40.42N 104.74W ELEV. 4806 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 89 57 84 57 88  
TEMP 60 71 77 89 83 72 65 60 57 63 75 83 82 71 65 60 57 68 83 88 81  
DEWPT 54 54 51 47 51 53 54 54 54 57 58 53 52 53 54 53 52 53 52 47 51  
RH 81 55 40 23 33 51 68 81 90 81 55 36 35 53 68 78 83 59 34 24 35  
WIND DIR N N NE N N NE N NE NE E SE SE S S SE SE W N NE NE N  
WIND SPD 3 2 9 13 10 6 5 3 4 5 6 10 9 8 5 4 4 2 4 4 5  
CLOUDS SC SC SC SC SC SC FW SC B1 B1 SC B1 B1 SC SC SC SC B1 B1 B2 B2  
POP 12HR 5 5 5 10 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S  
TSTMS S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 87 57 88 57 87 56 87  
TEMP 66 58 84 82 66 59 85 83 67 58 84 82 65 57 82 84  
DEWPT 54 53 53 51 54 52 51 49 52 50 51 49 53 50 52 48  
PWIND DIR W E SW W W N SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B2 B1 SC SC B1 SC FW SC SC FW FW FW  
POP 12HR 20 20 20 10 10 10 0 0  
RAIN SHWRS S S S S S S  
TSTMS S S S S S S  
 

 
COZ044-212315-  
FORT MORGAN-MORGAN CO  
40.26N 103.79W ELEV. 4265 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 89 57 85 59 89  
TEMP 61 73 78 89 82 70 63 60 57 66 77 84 82 72 66 63 59 70 83 89 84  
DEWPT 56 56 52 50 51 54 57 57 57 59 56 53 51 53 54 54 55 56 53 50 50  
RH 84 55 40 26 34 57 81 90100 78 48 34 34 51 65 72 87 61 36 26 31  
WIND DIR W W N N N N NE N NE E SE SE S SE S S S S S SE S  
WIND SPD 5 5 8 13 12 9 6 5 5 5 9 11 12 10 10 9 8 9 5 6 8  
CLOUDS SC SC SC SC SC SC SC SC B1 B1 SC SC SC SC SC SC SC SC SC B1 B1  
POP 12HR 10 10 5 10 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S C  
TSTMS S S S S S C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 88 59 89 58 88 57 87  
TEMP 66 59 85 83 66 61 85 85 67 60 85 83 66 58 83 84  
DEWPT 54 54 53 50 55 54 52 48 54 52 52 50 54 52 52 49  
PWIND DIR SW SW S SW SW N S NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B2 B2 SC SC SC SC SC SC B1 SC FW FW  
POP 12HR 30 20 50 10 20 20 10 5  
RAIN SHWRS C S C S S S S  
TSTMS C S C S S S  
 

 
COZ045-212315-  
BENNETT-ADAMS CO  
39.75N 104.42W ELEV. 5489 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 86 57 81 59 86  
TEMP 61 72 76 86 77 66 62 59 57 63 74 81 78 68 64 62 59 70 81 86 79  
DEWPT 47 48 46 45 47 50 53 54 55 56 55 51 50 51 53 52 52 51 49 46 47  
RH 60 42 34 24 35 56 72 83 93 78 51 35 37 54 67 70 78 51 33 25 32  
WIND DIR SW W N N N N W NW N E SE SE S S S S S SW NE E E  
WIND SPD 6 6 9 12 13 6 3 4 5 5 9 13 13 12 13 13 11 8 5 8 9  
CLOUDS SC SC SC B1 B1 SC SC SC B1 B1 SC B1 B1 B1 B1 SC SC SC B1 B1 B1  
POP 12HR 10 10 10 10 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S  
TSTMS S S S S S S S S  
HEAT INDEX 81  
MAX HEAT 83 80 81 83  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 85 58 86 58 84 57 84  
TEMP 65 60 83 78 63 60 83 82 65 60 82 78 63 59 81 80  
DEWPT 51 51 49 49 53 50 47 46 50 49 47 47 50 49 48 46  
PWIND DIR SW SE SW NW W N SW NE  
WIND CHAR LT LT GN LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B1 SC FW FW  
POP 12HR 20 50 40 5 5 20 5 0  
RAIN SHWRS S C C S  
TSTMS S C C S  
 

 
COZ048-212315-  
STERLING-LOGAN CO  
40.63N 103.20W ELEV. 3937 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 90 58 85 58 89  
TEMP 62 73 79 90 84 70 64 60 59 67 77 85 82 70 65 62 58 69 83 89 84  
DEWPT 61 60 57 55 56 58 59 58 58 60 56 53 52 53 54 55 55 58 56 53 52  
RH 97 64 47 31 38 66 84 93 96 78 48 33 35 55 68 78 90 68 40 29 33  
WIND DIR SW W N N N NE N N NE E SE SE S SE S S S S S S S  
WIND SPD 3 4 8 12 12 8 6 5 5 6 9 11 12 11 11 9 8 11 9 10 9  
CLOUDS B1 B1 SC B1 SC SC SC SC SC SC SC FW SC SC SC SC SC SC SC SC B1  
POP 12HR 10 10 0 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S  
TSTMS S S S S S  
OBVIS PF  
DENSE FOG Y  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 88 60 89 59 88 57 87  
TEMP 66 59 84 84 66 62 84 86 67 61 84 84 65 59 82 84  
DEWPT 57 56 56 54 58 56 56 53 57 55 56 53 57 55 55 52  
PWIND DIR S S S S S NE SE SE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 B2 B1 SC SC SC SC SC SC SC SC FW FW  
POP 12HR 20 20 50 10 20 20 20 10  
RAIN SHWRS S S C S S S S S S S  
TSTMS S S C S S S S S  
 

 
COZ049-212315-  
AKRON-WASHINGTON CO  
40.17N 103.21W ELEV. 4688 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 88 58 82 59 87  
TEMP 63 73 79 88 82 68 64 61 58 64 76 82 79 69 64 61 59 70 82 87 82  
DEWPT 56 56 54 52 54 57 57 57 58 59 55 53 51 53 54 54 55 57 55 52 51  
RH 78 55 42 29 38 68 78 87100 84 48 37 38 57 70 78 87 63 40 30 34  
WIND DIR SW W NW N N N N NE NE E SE SE SE SE S S S S S S S  
WIND SPD 6 9 8 12 12 10 9 8 8 8 9 12 13 12 13 13 13 13 10 11 10  
CLOUDS SC SC SC B1 B1 SC SC B1 B1 SC FW SC FW SC SC SC SC SC SC SC B1  
POP 12HR 10 10 5 5 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S  
TSTMS S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 60 86 60 87 60 86 58 85  
TEMP 66 61 83 81 65 62 84 84 67 62 83 82 66 59 82 81  
DEWPT 55 54 54 52 56 55 54 51 55 54 54 51 55 54 53 50  
PWIND DIR S S S S S NE SE SE  
WIND CHAR GN LT GN LT GN LT LT LT  
AVG CLOUDS B1 B1 SC B1 B2 B2 SC SC SC SC SC SC SC SC FW SC  
POP 12HR 20 20 50 5 20 10 20 10  
RAIN SHWRS S S C S S S S S S  
TSTMS S S C S S S S  
 

 
COZ050-212315-  
SEDGWICK-SEDGWICK CO  
40.93N 102.52W ELEV. 3579 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 89 57 84 58 88  
TEMP 62 71 78 89 81 67 63 59 57 65 76 83 81 68 63 61 58 69 81 88 84  
DEWPT 62 62 60 58 59 60 60 58 57 59 56 53 52 54 53 54 53 58 58 55 55  
RH 100 73 54 35 47 78 90 96100 81 50 36 37 61 70 78 83 68 46 33 37  
WIND DIR SW W NW N NE NE NE N NE E SE SE SE SE S S S S S S S  
WIND SPD 3 5 5 11 14 9 6 6 6 6 8 10 11 9 11 10 9 13 12 12 10  
CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC FW FW FW FW SC SC FW FW FW SC SC  
POP 12HR 20 20 0 5 5  
QPF 12HR 0.02 0.01 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S  
TSTMS S S S S  
OBVIS PF  
HEAT INDEX 81 81  
MAX HEAT 88 83 81 86  
DENSE FOG Y  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 88 60 88 58 87 57 85  
TEMP 64 58 83 84 67 62 83 85 66 60 83 84 64 59 81 82  
DEWPT 56 55 57 55 58 56 58 55 57 56 58 55 57 56 57 54  
PWIND DIR S S S S S NE SE SE  
WIND CHAR GN GN GN GN GN LT LT LT  
AVG CLOUDS B1 SC SC B1 B2 B2 SC SC SC SC SC SC SC SC FW SC  
POP 12HR 20 30 30 20 40 10 20 20  
RAIN SHWRS S C C S S C S S S  
TSTMS S C C S C S S S  
 

 
COZ051-212315-  
HOLYOKE-PHILLIPS CO  
40.58N 102.30W ELEV. 3747 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 88 59 83 58 87  
TEMP 62 72 78 88 81 68 63 60 59 65 75 82 80 68 64 61 58 69 81 87 83  
DEWPT 61 63 61 58 60 61 61 59 59 60 57 54 53 55 54 54 54 58 58 56 55  
RH 97 73 56 36 49 78 93 96100 84 54 38 39 63 70 78 86 68 46 35 38  
WIND DIR W SW SW N NE N N N NE NE E SE SE SE S S S S S S S  
WIND SPD 3 5 8 9 11 9 8 6 8 6 8 10 10 8 10 9 10 13 13 13 10  
CLOUDS B2 B1 SC B1 B1 SC SC SC SC SC FW FW FW FW SC SC SC SC SC SC SC  
POP 12HR 30 30 0 5 5  
QPF 12HR 0.03 0.02 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S S C  
TSTMS C C S S S C  
OBVIS PF  
HEAT INDEX 82 80 81  
MAX HEAT 80 87 82 81 86  
DENSE FOG Y  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 87 61 87 59 87 58 85  
TEMP 65 59 83 83 68 62 82 85 66 61 83 84 64 60 80 83  
DEWPT 57 56 58 56 58 57 59 57 58 57 58 57 58 56 57 55  
PWIND DIR S S S S S SE SE SE  
WIND CHAR LT GN GN GN LT LT LT LT  
AVG CLOUDS SC SC SC B1 B2 B2 B1 SC SC SC SC SC SC SC FW SC  
POP 12HR 30 20 30 10 40 10 30 20  
RAIN SHWRS C S C S S C S C S  
TSTMS C S C S C S C S  
 

 
COZ046-212315-  
LIMON-LINCOLN CO  
39.27N 103.67W ELEV. 5407 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 86 55 80 55 83  
TEMP 59 71 79 86 78 66 60 57 55 62 72 80 76 65 61 57 55 65 79 83 78  
DEWPT 50 53 51 48 51 54 55 56 55 59 56 53 52 54 54 54 54 56 55 52 52  
RH 72 53 38 27 39 65 84 96100 90 57 39 43 68 78 90 96 73 44 34 40  
WIND DIR NW SW W NE N N N N N NE E SE SE S S S S S S S S  
WIND SPD 4 4 5 9 12 9 8 8 8 8 9 11 12 10 11 10 10 13 10 11 9  
CLOUDS SC SC SC B1 B1 B1 SC B1 B1 B2 SC SC B1 B1 B1 SC SC SC SC B1 B1  
POP 12HR 20 20 10 10 20  
QPF 12HR 0.02 0.02 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 83 80 80 82  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 55 83 55 84 55 84 54 83  
TEMP 61 56 81 77 62 57 81 80 63 57 81 78 62 56 80 78  
DEWPT 54 52 53 53 55 52 53 51 55 51 52 51 54 51 52 50  
PWIND DIR S S S E S NW SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 SC SC SC SC SC SC B1 SC FW FW  
POP 12HR 20 30 50 10 10 30 20 5  
RAIN SHWRS S C C S S C S  
TSTMS S C C C S  
 

 
COZ047-212315-  
KARVAL-LINCOLN CO  
38.73N 103.53W ELEV. 5121 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 87 58 82 57 84  
TEMP 62 73 80 87 84 70 64 60 58 64 76 82 80 66 63 59 57 66 80 84 80  
DEWPT 52 54 51 50 52 56 57 56 57 59 57 55 53 55 55 56 55 57 55 53 51  
RH 70 51 36 28 33 61 78 87 96 84 52 40 39 68 75 90 93 73 42 34 36  
WIND DIR NW S S NE NE N NW N N NE E SE SE SE S S S S S S SE  
WIND SPD 2 8 6 6 9 5 8 11 12 11 9 10 11 9 9 8 9 11 10 11 10  
CLOUDS SC SC SC SC B1 B1 SC B1 B1 B1 SC SC SC B1 B1 SC SC SC SC SC B1  
POP 12HR 20 20 10 10 20  
QPF 12HR 0.01 0.01 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S  
HEAT INDEX 80 80 80 80  
MAX HEAT 80 85 81 80 83  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 58 85 57 86 58 86 58 85  
TEMP 64 59 82 80 64 59 82 83 65 60 83 82 64 60 81 82  
DEWPT 54 53 54 53 56 53 53 50 56 53 52 49 55 53 52 49  
PWIND DIR SE S S SE S NE NE NE  
WIND CHAR LT LT GN LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B2 B1 SC SC SC SC SC B1 SC FW FW  
POP 12HR 20 30 60 10 5 20 20 0  
RAIN SHWRS S S C L S S S S  
TSTMS S C L S S  
 

 
COZ035-212315-  
ESTES PARK-LARIMER CO  
40.37N 105.52W ELEV. 7638 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 73 48 76  
TEMP 49 68 70 70 71 60 53 48 46 61 72 71 69 60 55 51 49 64 76 71 69  
DEWPT 39 41 39 44 42 43 44 43 42 47 48 47 46 45 44 42 41 44 44 44 45  
RH 68 37 32 39 35 53 71 83 86 60 42 42 44 58 66 71 74 48 32 38 42  
WIND DIR W NW NE E NE SE W W SW SE SE SE S S W W W W NE S SW  
WIND SPD 6 3 6 4 5 2 2 2 3 3 6 6 6 5 4 6 6 4 3 4 3  
CLOUDS SC SC SC B1 B1 SC FW FW SC SC B1 B2 B1 B1 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 20 10 40 30 30  
QPF 12HR 0.01 0 0.09 0.01 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S C C C C S S C C C  
TSTMS S S S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 47 75 47 76 46 75 46 75  
TEMP 54 48 73 67 54 49 74 69 54 48 73 69 54 48 72 68  
DEWPT 44 41 42 43 42 40 40 42 41 39 40 41 41 39 40 41  
PWIND DIR W SW SW NW W NW W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 FW FW SC  
POP 12HR 30 50 20 30 20 30 5 5  
RAIN SHWRS C S S C S S C S C  
TSTMS C C S C S C  
 

 
COZ036-212315-  
BLACK HAWK-GILPIN CO  
39.80N 105.49W ELEV. 8071 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 49 69 51 72  
TEMP 54 65 68 71 69 60 54 53 49 59 69 67 64 57 54 54 51 61 70 71 66  
DEWPT 38 40 38 41 41 41 43 42 42 46 46 46 45 45 44 41 40 42 42 42 44  
RH 54 40 33 34 36 49 66 66 77 62 44 47 50 64 69 61 66 49 36 35 45  
WIND DIR W NW NE NE NE E NW NW W SE SE SE S SW SW W W W N E S  
WIND SPD 8 5 5 8 8 3 3 3 3 3 5 6 5 5 5 6 6 4 3 4 3  
CLOUDS SC SC SC B1 B2 B1 SC SC SC B1 B2 OV B2 B1 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 20 20 40 30 30  
QPF 12HR 0.01 0 0.11 0.05 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S C C C C S S C C C  
TSTMS S S S S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 50 72 49 72 50 72 49 71  
TEMP 54 50 70 64 53 51 71 67 56 52 70 66 55 50 69 67  
DEWPT 43 39 41 43 41 37 38 41 40 37 39 41 40 38 39 39  
PWIND DIR SW SW SW NW W NW W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B2 B2 B1 FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 60 20 20 10 30 5 10  
RAIN SHWRS C S L S C C  
TSTMS C L S C C  
 

 
COZ036-212315-  
CONIFER-JEFFERSON CO  
39.52N 105.30W ELEV. 8363 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 47 70 50 72  
TEMP 51 65 70 71 67 58 52 51 47 59 69 68 64 56 52 52 51 64 72 70 65  
DEWPT 37 40 39 39 41 43 44 43 43 47 47 46 46 47 45 43 40 44 42 41 44  
RH 59 40 32 31 39 57 74 74 86 64 45 45 52 72 77 71 66 48 34 35 46  
WIND DIR NW NW NE NE N NW NW NW NW SE SE SE S SW SW W W NW NE E SW  
WIND SPD 6 4 8 9 9 4 4 3 4 3 6 6 6 8 8 6 6 4 4 4 3  
CLOUDS SC SC SC B1 B1 B1 SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 20 20 40 30 30  
QPF 12HR 0.03 0.01 0.10 0.07 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S C C C C S S C C C  
TSTMS S S S S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 49 72 48 73 48 72 48 72  
TEMP 51 49 71 62 52 50 71 66 53 50 71 65 52 50 70 67  
DEWPT 44 40 42 45 44 39 40 42 42 38 40 42 42 39 40 41  
PWIND DIR SW S W N SW N SW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 30 60 20 20 10 40 10 10  
RAIN SHWRS C S L C S C S S S  
TSTMS C L C S C S S  
 

 
COZ030-212315-  
WALDEN-JACKSON CO  
40.73N 106.28W ELEV. 8100 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 39 76 41 74  
TEMP 42 61 70 79 75 59 49 43 40 57 74 75 71 57 49 44 42 57 73 72 68  
DEWPT 37 40 35 32 33 37 39 38 37 42 37 35 38 42 42 41 40 43 41 41 42  
RH 82 46 27 18 21 44 68 82 89 57 26 23 30 57 77 89 93 59 31 33 39  
WIND DIR S S N N N E SE SE S S SW NW N S S S SW SW W W SW  
WIND SPD 4 2 5 10 10 5 5 4 5 3 3 5 5 5 5 4 6 5 6 5 6  
CLOUDS SC FW SC SC SC SC FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 5 0 20 20 40  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S C C C  
TSTMS S S S C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 41 74 41 74 40 74 39 75  
TEMP 48 42 70 67 49 43 71 68 49 42 70 68 48 41 71 69  
DEWPT 42 39 40 39 39 37 39 37 38 37 38 35 38 36 37 35  
PWIND DIR S SW SW W SW W SW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B1 B1 SC SC SC B1 SC FW SC SC FW FW SC  
POP 12HR 30 30 5 10 5 10 5 5  
RAIN SHWRS C C S  
TSTMS C C S  
 

 
COZ032-212315-  
DILLON-SUMMIT CO  
39.62N 106.04W ELEV. 9019 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 43 69 44 71  
TEMP 46 57 67 72 67 56 50 47 43 54 68 68 62 54 50 46 44 56 68 70 66  
DEWPT 38 40 36 37 39 40 41 39 37 42 39 40 41 43 41 39 38 42 40 39 42  
RH 73 53 32 28 36 55 71 74 79 64 34 36 46 66 71 76 79 59 36 32 42  
WIND DIR W W NW NW S S S S S S SW SW S S SW SW W W NW NW W  
WIND SPD 5 5 9 9 4 4 6 5 5 4 4 5 5 5 5 4 5 4 4 4 4  
CLOUDS SC SC SC B1 B2 B1 SC FW SC SC B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B2  
POP 12HR 20 20 40 30 30  
QPF 12HR 0.01 0 0.10 0.07 0.06  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S C C C C S S C C C  
TSTMS S S S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 72 43 73 44 73 43 73  
TEMP 51 45 70 66 51 45 70 67 51 46 71 66 51 45 70 67  
DEWPT 42 39 39 41 40 37 38 39 39 37 37 39 38 36 36 37  
PWIND DIR SW W W NW SW NW SW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 SC SC SC B1 SC SC B1 SC FW FW SC  
POP 12HR 30 40 20 10 5 40 5 5  
RAIN SHWRS C S S C S S C  
TSTMS C C S S C  
 

 
COZ032-212315-  
GRANBY-GRAND CO  
40.09N 105.94W ELEV. 8174 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 44 75 44 76  
TEMP 46 59 71 78 75 62 54 48 44 55 72 74 68 59 53 47 44 56 72 76 70  
DEWPT 39 42 39 37 38 41 41 42 39 44 40 38 41 43 43 42 40 44 43 41 44  
RH 76 53 31 23 26 46 61 80 82 66 31 27 37 55 69 83 86 64 35 28 39  
WIND DIR W W N N NE E E SE SE SE SW SW S SW SW SW SW W W W W  
WIND SPD 1 2 3 8 8 4 3 2 3 3 2 3 6 4 3 3 3 4 5 4 6  
CLOUDS SC SC SC B1 B1 SC FW FW SC SC B1 B1 B2 B2 B1 B1 B1 B2 B2 B2 B2  
POP 12HR 5 5 30 20 30  
QPF 12HR 0 0 0.04 0.02 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C S S C C S  
TSTMS S S C C S C C S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 77 44 77 44 77 43 78  
TEMP 52 45 74 69 52 46 74 71 53 46 74 71 54 44 74 73  
DEWPT 44 41 42 42 41 39 42 41 41 39 40 41 41 38 40 38  
PWIND DIR SW W W W SW W SW NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B2 SC FW SC B1 SC SC SC SC FW FW SC  
POP 12HR 20 30 10 5 5 20 5 5  
RAIN SHWRS S C S S  
TSTMS S C S S  
 

 
COZ037-212315-  
FAIRPLAY-PARK CO  
39.22N 106.00W ELEV. 9947 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 68 40 65 41 67  
TEMP 44 61 65 64 60 50 46 43 41 57 64 64 58 50 46 43 43 58 66 66 60  
DEWPT 37 40 36 39 40 42 41 40 37 42 41 42 43 44 42 40 39 41 39 39 40  
RH 76 46 34 40 47 74 83 89 85 57 43 45 57 80 86 89 86 53 37 37 47  
WIND DIR NW NW N N N W W NW NW SE S S S S SW W NW NW NW SW NW  
WIND SPD 8 5 5 6 5 3 4 3 4 3 6 9 6 4 4 4 6 4 3 2 4  
CLOUDS SC SC B1 B2 B2 B2 SC SC SC B1 B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B2  
POP 12HR 40 30 50 40 40  
QPF 12HR 0.08 0.03 0.12 0.12 0.08  
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 C  
TSTMS S C C S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 41 67 40 68 41 68 40 68  
TEMP 46 42 66 59 46 42 66 61 47 43 66 61 46 42 66 62  
DEWPT 41 38 39 40 39 36 38 38 39 36 37 37 37 35 36 35  
PWIND DIR NW SW W NW NW NW NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 30 60 20 20 10 30 10 10  
RAIN SHWRS C S L S S S C S  
TSTMS C L S S S C S  
 

 
COZ037-212315-  
HARTSEL-PARK CO  
39.02N 105.80W ELEV. 8993 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 43 68 44 70  
TEMP 46 58 69 69 63 54 49 46 43 55 67 66 62 54 50 47 44 55 68 69 64  
DEWPT 40 42 38 39 42 44 43 42 40 44 44 44 45 46 44 42 40 44 41 40 42  
RH 79 55 32 33 46 69 80 86 89 66 43 45 54 74 80 83 86 66 37 35 45  
WIND DIR NW NW NE NE N NW W NW NW E S S S SW SW W W W SW S NE  
WIND SPD 6 4 3 5 5 4 5 4 4 3 5 9 6 5 4 4 5 4 4 3 5  
CLOUDS B1 SC B1 B2 B2 B2 SC SC SC B1 B1 B2 B2 B2 B2 B1 B1 B1 B1 B2 B2  
POP 12HR 40 40 50 40 30  
QPF 12HR 0.05 0.06 0.16 0.16 0.04  
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 S  
TSTMS S C C S S S C C C C C S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 70 43 71 44 71 43 71  
TEMP 50 45 69 62 50 45 69 64 50 46 69 64 50 45 69 65  
DEWPT 43 40 41 43 42 38 39 40 42 39 39 39 41 37 38 37  
PWIND DIR NW W NW NW NW N NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 20 60 20 20 10 30 10 5  
RAIN SHWRS S L S S C S  
TSTMS S L S S C S  
 

 
COZ034-212315-  
GEORGETOWN-CLEAR CREEK CO  
39.71N 105.70W ELEV. 8586 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 68 43 64 44 65  
TEMP 47 59 64 65 63 52 48 45 43 55 64 62 59 51 48 47 45 55 63 65 60  
DEWPT 36 39 38 40 42 41 40 39 37 42 41 43 43 42 40 38 37 42 41 41 44  
RH 65 47 38 40 46 66 74 79 79 61 43 50 55 71 74 71 73 61 44 41 55  
WIND DIR W NW N NE NE SE S S SW S SE S S SW SW W W NW NW NE SW  
WIND SPD 9 8 5 5 5 4 5 4 5 4 5 6 5 6 8 8 9 8 5 2 4  
CLOUDS SC SC B1 B2 B2 B1 SC SC SC SC B2 OV B2 B2 B1 B1 B1 B1 B2 B2 B2  
POP 12HR 30 20 50 40 50  
QPF 12HR 0.01 0.02 0.19 0.08 0.10  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C S S S S C C C  
TSTMS S C C S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 64 44 65 44 65 44 65  
TEMP 49 45 63 57 48 46 64 59 49 45 63 59 48 46 63 61  
DEWPT 40 36 42 43 38 34 40 41 37 34 40 41 36 34 39 39  
PWIND DIR SW W W NW W NW W N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 SC B1 B2 B2 SC FW SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 40 60 20 30 10 40 10 20  
RAIN SHWRS C S S L S S C C S S  
TSTMS C L S C C S S  
 

 
COZ032-212315-  
KREMMLING AIRPORT-GRAND CO  
40.05N 106.37W ELEV. 7410 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 45 79 45 78  
TEMP 49 60 73 85 80 67 57 50 45 57 75 79 72 61 55 48 45 56 73 78 74  
DEWPT 40 41 38 31 33 39 42 42 39 43 40 37 39 44 44 44 42 45 43 40 41  
RH 71 49 28 14 18 36 57 74 79 59 28 22 30 53 66 86 89 66 34 26 30  
WIND DIR SE NW N N N E E E SE SE S W SW S S S S SW W W W  
WIND SPD 1 1 3 6 9 3 3 1 3 2 2 4 6 4 2 2 3 3 3 5 5  
CLOUDS SC SC SC B1 SC SC FW FW FW FW B1 B2 B2 B2 B2 B1 B1 B1 B2 B2 B2  
POP 12HR 5 5 20 20 30  
QPF 12HR 0 0 0.03 0.05 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C S  
TSTMS S S S C C S  
HEAT INDEX 80  
MAX HEAT 82  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 46 78 45 80 45 80 44 80  
TEMP 55 46 74 73 54 47 76 76 58 46 76 75 55 45 75 76  
DEWPT 45 43 42 40 43 41 41 38 43 41 40 37 42 40 39 34  
PWIND DIR S SW SW W SW W SE NW  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 SC SC SC B1 SC SC SC SC FW FW SC  
POP 12HR 20 30 10 5 5 20 5 5  
RAIN SHWRS S C S S  
TSTMS S C S S  
 

 
COZ040-212315-  
DENVER INT'L AIRPORT-DENVER CO  
39.83N 104.65W ELEV. 5379 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 88 58 82 60 86  
TEMP 62 73 77 88 81 69 64 60 58 63 76 82 78 69 66 63 60 70 81 86 80  
DEWPT 46 48 45 43 46 49 51 53 54 56 54 51 50 51 52 52 51 51 49 45 46  
RH 56 41 32 21 29 49 63 78 86 78 46 34 37 53 61 67 72 51 33 24 30  
WIND DIR SW W N N N NW SW NW NE SE SE SE S S S S SW SW N E N  
WIND SPD 8 5 8 13 13 6 4 3 5 5 8 12 12 12 12 12 10 5 4 6 8  
CLOUDS SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1  
POP 12HR 10 10 10 10 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S  
TSTMS S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 85 81 80 83  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 86 58 87 59 85 58 85  
TEMP 65 59 84 78 65 60 84 83 66 61 82 80 64 60 81 81  
DEWPT 51 51 49 48 52 50 46 45 49 48 47 46 50 49 48 45  
PWIND DIR SW SE SW NW W NW SW E  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B1 SC FW FW  
POP 12HR 20 50 30 5 5 10 5 0  
RAIN SHWRS S C C S  
TSTMS S C C S  
 

 
COZ040-212315-  
CENTENNIAL AIRPORT-DOUGLAS CO  
39.57N 104.85W ELEV. 5822 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 86 57 80 59 84  
TEMP 62 72 78 85 77 68 63 60 57 64 76 80 75 68 64 62 59 69 81 84 77  
DEWPT 45 46 45 42 46 49 50 51 51 53 53 50 50 51 51 50 49 49 47 45 47  
RH 54 39 31 22 33 51 62 72 80 67 45 35 41 54 63 65 69 49 30 26 35  
WIND DIR SW W N N N W SW W NW SE SE SE S S S S SW SW N E NW  
WIND SPD 5 4 6 11 12 6 6 4 4 3 6 10 10 10 10 9 8 5 4 5 5  
CLOUDS SC SC SC B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 10 10 10 20 20  
QPF 12HR 0 0 0 0.02 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
HEAT INDEX 80  
MAX HEAT 82 80 80 82  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 84 58 85 58 83 57 84  
TEMP 64 59 83 75 64 60 83 79 65 60 81 77 64 58 81 79  
DEWPT 50 49 47 49 51 48 45 46 49 47 46 47 49 47 47 46  
PWIND DIR SW SE SW NW SW N SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B1 SC FW FW  
POP 12HR 20 50 30 10 5 20 5 0  
RAIN SHWRS S C C S S  
TSTMS S C C S S  
 

 
COZ039-212315-  
ROCKY MOUNTAIN AIRPORT-BROOMFIELD CO  
39.91N 105.12W ELEV. 5655 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 87 57 81 60 85  
TEMP 61 73 79 86 81 71 65 60 57 65 76 81 78 71 67 63 60 71 81 85 79  
DEWPT 45 47 45 44 46 48 49 50 51 54 54 50 50 51 50 49 48 49 48 45 48  
RH 56 40 30 23 29 44 56 69 80 68 46 34 37 49 54 60 64 46 32 25 34  
WIND DIR W N NE N N NW NW N NW E E SE S S SW W W NW NE E NW  
WIND SPD 5 3 8 11 10 8 6 4 4 3 5 8 8 8 5 4 5 3 4 4 3  
CLOUDS SC SC SC B1 B1 SC FW SC B1 B1 B1 B2 B1 B1 B1 B1 SC B1 B1 B1 B1  
POP 12HR 10 10 20 20 20  
QPF 12HR 0 0 0.02 0.01 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S S S S S  
TSTMS S S S S S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 84 58 85 58 84 57 84  
TEMP 65 59 82 77 65 59 82 80 66 59 81 79 65 58 80 80  
DEWPT 50 48 49 49 50 47 46 47 48 46 47 46 48 47 47 46  
PWIND DIR W SE SW NW W N SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B2 B2 B1 FW SC B1 SC FW SC B1 FW FW FW  
POP 12HR 10 40 20 10 5 10 5 0  
RAIN SHWRS S C S  
TSTMS S C S  
 

 
COZ040-212315-  
BUCKLEY AFB-ARAPAHOE CO  
39.71N 104.76W ELEV. 5661 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 87 57 81 60 86  
TEMP 62 72 77 87 79 69 64 59 57 63 76 81 76 69 65 63 60 70 81 86 78  
DEWPT 46 48 45 43 47 49 51 52 53 55 54 50 51 52 52 51 50 50 48 45 48  
RH 56 42 32 21 32 49 63 78 86 75 46 34 42 55 63 65 69 49 32 24 35  
WIND DIR S W N N N NW SW NW N SE SE SE S S S S SW SW N NE N  
WIND SPD 6 4 8 12 12 5 5 3 5 4 8 11 11 11 11 10 8 5 4 5 6  
CLOUDS SC SC SC B1 B1 SC SC SC B1 B1 B1 B1 B1 B1 B1 B1 SC B1 B1 B1 B1  
POP 12HR 10 10 10 20 20  
QPF 12HR 0 0 0 0.02 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S S S S  
TSTMS S S S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 59 85 58 86 59 85 58 85  
TEMP 65 59 84 77 65 60 83 82 67 60 82 80 65 60 82 82  
DEWPT 51 50 48 49 52 49 45 45 49 48 46 47 50 48 47 46  
PWIND DIR SW SE SW NW SW NW SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B1 SC FW FW  
POP 12HR 20 50 30 10 5 20 5 0  
RAIN SHWRS S C C S S  
TSTMS S C C S S  
 

 
COZ034-212315-  
COPPER MOUNTAIN, RED CLIFF PASS-SUMMIT CO  
39.47N 106.15W ELEV. 12070 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 42 62 43 61  
TEMP 46 55 59 62 58 50 46 45 42 53 61 60 56 49 47 45 44 53 60 61 59  
DEWPT 34 35 33 34 36 36 36 35 35 39 37 38 39 40 39 37 36 38 37 36 38  
RH 63 47 37 35 44 58 68 68 76 59 41 44 53 71 74 73 73 57 42 39 45  
WIND DIR W W NW NW W S S S S S S SW S S SW SW W W NW NW W  
WIND SPD 8 8 11 12 6 6 10 8 6 5 5 6 8 5 6 5 6 5 5 4 5  
CLOUDS SC SC B1 B1 B2 B1 SC FW SC SC B2 OV B2 B2 B2 B1 B1 B2 B2 B2 B2  
POP 12HR 30 30 50 40 40  
QPF 12HR 0.05 0.02 0.17 0.11 0.09  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S C C S S S S S C C C C S S S S C C C  
TSTMS S C C S S S C C C C C C  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 61 43 62 43 62 43 63  
TEMP 48 44 59 56 46 45 60 59 48 44 60 57 48 44 61 59  
DEWPT 37 35 35 37 35 33 34 35 34 33 33 35 33 31 32 33  
PWIND DIR W W W NW W NW NW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 SC SC SC B1 SC SC B1 SC SC FW SC  
POP 12HR 40 60 30 20 20 40 10 10  
RAIN SHWRS C S C L C S S S C S S  
TSTMS C L C S S C S S  
 

 
COZ038-212315-  
FORT COLLINS/LOVELAND AIRPORT-LARIMER CO  
40.45N 105.02W ELEV. 5015 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 87 56 82 58 85  
TEMP 59 72 78 87 84 71 64 59 56 63 74 81 81 70 65 61 58 71 83 85 81  
DEWPT 51 51 51 50 51 52 53 53 53 56 57 54 53 52 52 52 50 52 51 48 52  
RH 75 48 39 28 32 51 67 80 90 78 55 39 38 53 63 72 75 51 33 28 37  
WIND DIR N N NE N NE NE NE N N SE SE SE S S SE NW NW NW E SW W  
WIND SPD 4 4 10 12 10 5 5 4 4 5 6 9 8 6 3 3 5 2 4 5 5  
CLOUDS SC SC SC SC SC SC FW SC B1 B1 SC B1 B1 B1 SC SC SC B1 B2 B2 B2  
POP 12HR 5 5 10 10 20  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S S S  
TSTMS S S S S S S  
HEAT INDEX 81  
MAX HEAT 80 84 80 81 82 83  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 57 85 57 86 57 85 56 85  
TEMP 66 58 82 79 65 58 83 82 67 58 82 81 65 57 81 82  
DEWPT 53 52 53 52 52 50 51 50 51 49 51 50 51 49 51 49  
PWIND DIR W E SW NW W NE W NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 SC B1 B2 B1 SC SC B1 SC FW SC SC FW FW FW  
POP 12HR 20 30 20 10 10 10 0 0  
RAIN SHWRS S C S S S  
TSTMS S C S S S  
 

 
COZ043-212315-  
GREELEY AIRPORT-WELD CO  
40.43N 104.64W ELEV. 4657 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 89 56 84 56 88  
TEMP 58 71 77 89 83 69 63 59 56 63 75 83 81 69 63 59 56 68 83 88 81  
DEWPT 54 55 52 48 51 54 55 54 54 57 58 54 52 54 54 53 52 54 52 48 51  
RH 86 57 42 24 33 59 75 83 93 81 55 37 37 59 72 80 86 61 34 25 35  
WIND DIR NW NW N N N NE NE NE NE E SE SE S S SE SE SW S NE NE NE  
WIND SPD 3 2 10 13 11 6 5 4 4 5 8 10 10 8 5 4 4 2 4 4 5  
CLOUDS SC SC SC SC SC SC FW SC B1 B1 SC B1 B1 SC SC SC SC B1 B1 B1 B2  
POP 12HR 5 5 5 10 20  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S S  
TSTMS S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 56 87 56 88 56 87 55 87  
TEMP 64 57 84 82 65 58 84 83 65 58 84 82 65 56 81 84  
DEWPT 54 52 54 52 54 52 52 49 53 50 51 50 53 50 53 49  
PWIND DIR W E SW W W N SW NE  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 B2 B1 SC SC B1 SC FW SC SC FW FW FW  
POP 12HR 20 20 20 10 10 10 0 0  
RAIN SHWRS S S S S S S  
TSTMS S S S S S S  
 

 
COZ041-212315-  
MONUMENT-DOUGLAS CO  
39.22N 104.63W ELEV. 7059 FT  
418 AM MDT MON AUG 21 2017  
 
DATE MON 08/21/17 TUE 08/22/17 WED 08/23/17  
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 51 74 52 78  
TEMP 55 69 75 78 69 60 57 53 51 60 72 74 69 60 57 55 52 65 76 78 70  
DEWPT 44 46 45 45 47 49 48 49 50 52 51 49 50 51 51 50 48 49 47 47 48  
RH 66 44 34 31 45 67 72 86 96 75 48 41 51 72 80 83 86 56 36 33 45  
WIND DIR SW W N N N NW W NW NW W SE S S S S S SW SW NE E SE  
WIND SPD 6 5 6 11 11 6 6 6 6 5 8 13 12 10 11 10 10 8 6 9 6  
CLOUDS SC SC SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1 B1  
POP 12HR 30 20 20 20 20  
QPF 12HR 0.02 0.01 0.04 0.04 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C S S S S S S S S S S S S S  
TSTMS C S S S S S S S S S S  
 
DATE THU 08/24/17 FRI 08/25/17 SAT 08/26/17 SUN 08/27/17  
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 52 79 51 79 52 79 51 78  
TEMP 56 53 78 69 57 53 77 71 58 54 78 71 58 53 76 71  
DEWPT 49 48 47 50 50 46 45 47 49 46 45 48 48 45 46 46  
PWIND DIR SW S SW N S N SW N  
WIND CHAR LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B1 B1 B2 B2 B1 SC SC B1 SC SC B1 B1 SC FW SC  
POP 12HR 20 50 50 20 20 40 10 5  
RAIN SHWRS S C C S S C S  
TSTMS S C C S S C S  
 

 
 
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