004  
FOUS55 KCYS 220913  
AFMCYS  
 
AREA FORECAST MATRICES  
NATIONAL WEATHER SERVICE CHEYENNE WY  
312 AM MDT FRI OCT 22 2021  
 
NEZ002-222300-  
DAWES COUNTY-  
INCLUDING THE CITIES OF CHADRON AND CHADRON ST PARK  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 64 36 39 42 61 66 70 37 41 44 54 58 61  
TEMP 41 47 58 63 55 47 44 41 40 45 58 65 59 50 47 45 42 44 52 57 51  
DEWPT 33 36 38 37 38 37 36 36 35 36 36 34 35 38 40 39 39 40 38 37 35  
RH 73 65 47 38 53 68 73 82 82 70 44 31 40 63 76 79 89 86 59 47 54  
WIND DIR W W NW NE E SE SE SE S S SW SW SW SW W NW W W NW NW N  
WIND SPD 10 9 9 8 9 10 12 13 13 14 14 14 8 8 6 6 6 9 12 12 10  
WIND GUST 20 20 20 27 31 28 28 25 25 25  
CLOUDS FW FW FW CL FW SC B1 B1 B1 B1 SC B1 B2 B2 OV OV B2 B2 SC SC FW  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 35 37 34 32 39  
MIN CHILL 30 32 35 28 29 39 32 32  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 65 43 59 37 59 36 58  
TEMP 39 38 58 61 52 45 56 52 43 38 56 52 42 36 54 53  
DEWPT 34 34 36 35 36 37 37 32 31 29 33 30 28 26 28 27  
PWIND DIR E S S W W NW NW NW  
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 B1 B1 B2 B2 B1 SC FW FW SC FW FW FW FW  
POP 12HR 0 0 20 30 10 5 5 0  
RAIN S C C  
 

 
NEZ003-222300-  
BOX BUTTE COUNTY-  
INCLUDING THE CITIES OF ALLIANCE AND HEMINGFORD  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 37 62 66 68 37 40 43 59  
TEMP 39 48 62 67 58 47 43 40 38 43 57 65 58 49 46 45 41 45 53 59 52  
DEWPT 31 35 35 34 35 36 35 36 35 36 35 32 35 39 40 39 39 40 37 36 34  
RH 73 60 36 29 42 65 73 85 89 76 43 29 42 68 79 79 92 82 54 42 50  
WIND DIR W NW N NW E SE SE S S S S SW S SW W NW W W NW NW N  
WIND SPD 10 10 10 8 8 10 12 12 13 14 14 14 8 6 6 8 8 11 16 16 12  
WIND GUST 20 23  
CLOUDS CL CL CL CL FW FW B1 SC B1 B1 B1 B1 B2 B2 OV B2 B2 B2 SC FW FW  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 32 36 32 30 36 35 39  
MIN CHILL 28 31 34 29 29 32 32  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 63 41 60 36 59 34 58  
TEMP 38 36 57 60 49 42 57 52 42 37 56 51 40 35 55 52  
DEWPT 34 34 36 36 37 36 37 32 30 28 32 29 28 26 27 27  
PWIND DIR E S S W NW NW NW NW  
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 SC B1 B2 B2 B1 FW FW FW SC FW FW FW FW  
POP 12HR 0 0 10 30 10 5 5 0  
RAIN C C  
 

 
NEZ019-222300-  
SCOTTS BLUFF COUNTY-  
INCLUDING THE CITIES OF SCOTTSBLUFF AND GERING  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 70 35 38 44 68 38 42 44 57 60 63  
TEMP 39 46 63 69 62 51 45 41 39 44 60 67 59 52 48 46 43 46 55 59 54  
DEWPT 30 34 36 33 33 34 34 34 32 33 32 30 33 36 38 38 37 37 36 33 32  
RH 70 63 36 26 33 52 65 76 76 65 35 25 37 54 68 73 79 71 49 37 43  
WIND DIR W W NW NW E SE SE SE SE S S SW SE NW NW NW W W NW NW N  
WIND SPD 8 8 9 8 5 9 10 9 8 6 8 11 6 8 6 5 6 11 16 16 11  
WIND GUST 19 21 20 18 17 19 18 26 28  
CLOUDS CL CL CL CL FW SC SC SC SC B1 B1 B2 B2 OV OV B2 B2 B1 SC FW FW  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 33  
MIN CHILL 30 32 38 31 31 33 33  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 68 42 60 38 60 36 60  
TEMP 40 38 60 63 50 43 52 57 45 39 57 53 41 37 56 54  
DEWPT 34 32 37 36 36 35 38 32 31 30 34 32 31 27 30 29  
PWIND DIR E S S NW NW NW NW NW  
WIND CHAR GN BZ GN GN WY BZ BZ BZ  
AVG CLOUDS FW SC B1 SC B1 B2 B1 SC FW FW FW FW SC FW FW FW  
POP 12HR 0 0 10 30 10 5 5 0  
RAIN S C  
 

 
NEZ020-222300-  
BANNER COUNTY-  
INCLUDING THE CITY OF HARRISBURG  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 69 37 40 44 66 69 72 38 41 45 57 60 63  
TEMP 42 50 63 68 61 50 46 43 41 49 65 68 58 51 47 45 42 45 54 59 53  
DEWPT 27 30 32 29 31 32 31 31 28 28 26 24 29 34 36 36 35 34 32 29 29  
RH 55 46 31 23 32 50 55 62 59 44 23 19 33 52 65 70 76 65 43 32 39  
WIND DIR W W NW NW E SE S S SW SW SW W SE NW NW NW W NW NW NW N  
WIND SPD 11 12 12 10 6 10 13 12 11 10 11 11 8 8 6 5 8 12 18 18 12  
WIND GUST 23 25 23 18 29 29  
CLOUDS CL CL CL CL FW SC SC SC SC B1 B1 B2 B2 B2 OV B2 B2 B1 FW FW FW  
POP 12HR 0 0 0 30 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
WIND CHILL 35 36 35 39  
MIN CHILL 32 36 38 31 33 33 32  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 67 42 59 38 59 35 60  
TEMP 39 37 59 63 51 44 50 55 44 40 57 52 40 36 56 53  
DEWPT 30 30 33 32 33 32 35 28 28 28 30 29 29 26 26 26  
PWIND DIR SE S S NW NW NW NW NW  
WIND CHAR GN BZ GN BZ WY WY BZ BZ  
AVG CLOUDS FW SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 0 10 30 10 5 5 0  
RAIN S C  
 

 
NEZ021-222300-  
MORRILL COUNTY-  
INCLUDING THE CITIES OF ANGORA, BRIDGEPORT, BAYARD, AND REDINGTON  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 70 38 61 66 72 43 60  
TEMP 39 47 64 69 61 50 44 41 39 44 57 65 59 50 47 46 44 47 55 60 54  
DEWPT 30 33 34 32 34 35 35 36 35 36 35 34 38 41 41 40 41 40 37 35 35  
RH 70 58 32 25 36 56 70 82 85 73 43 31 45 71 79 79 89 76 51 39 48  
WIND DIR W W NW NW E SE SE SE SE S S S SE S NW NW NW NW NW NW N  
WIND SPD 9 10 10 8 5 9 11 11 11 12 11 12 9 5 4 5 8 12 17 17 12  
WIND GUST 19 21 21 21 23 23 28 28  
CLOUDS CL CL CL CL CL FW SC SC B1 B1 B1 B2 B2 B2 B2 B2 OV B2 SC FW CL  
POP 12HR 0 0 0 20 20  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S S S  
WIND CHILL 33 34 32 37  
MIN CHILL 30 31 35 29 30 36 35  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 65 44 61 38 61 36 60  
TEMP 40 38 59 61 50 44 59 53 44 39 57 54 42 37 56 52  
DEWPT 35 35 39 38 38 36 39 33 32 30 34 32 31 28 29 30  
PWIND DIR E S S W NW NW NW NW  
WIND CHAR GN BZ BZ GN BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 SC B1 B1 B2 B1 FW FW FW SC FW FW FW FW  
POP 12HR 0 0 10 30 10 5 5 0  
RAIN S C  
 

 
NEZ054-222300-  
KIMBALL COUNTY-  
INCLUDING THE CITY OF KIMBALL  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 70 37 68 39 61  
TEMP 39 50 65 69 61 49 44 40 38 48 65 67 57 49 46 44 40 45 54 60 53  
DEWPT 26 28 28 26 28 30 29 30 27 27 24 22 27 33 35 35 35 33 29 27 27  
RH 59 42 25 20 28 48 55 67 64 44 21 18 31 54 65 70 82 62 38 28 36  
WIND DIR W W NW NW E SE S S SW SW SW S SE NW NW NW NW NW NW NW N  
WIND SPD 10 11 13 11 8 10 11 10 10 9 11 11 6 6 6 6 9 14 20 19 13  
WIND GUST 20 23 21 25 32 29  
CLOUDS CL CL CL CL FW SC SC SC SC SC B1 B1 B2 B2 OV B2 B2 B1 FW FW FW  
POP 12HR 0 0 0 30 10  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
WIND CHILL 33 38 34 31 34 39  
MIN CHILL 29 32 37 29 32 32 31  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 68 40 59 37 59 33 60  
TEMP 38 36 59 62 51 42 53 51 42 39 57 51 40 35 57 52  
DEWPT 28 29 31 30 32 31 33 26 25 27 27 28 27 25 24 24  
PWIND DIR E S S NW NW NW NW NW  
WIND CHAR GN BZ GN BZ WY WY BZ BZ  
AVG CLOUDS FW SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW CL  
POP 12HR 0 0 10 20 10 5 0 0  
RAIN S S  
 

 
NEZ055-222300-  
CHEYENNE COUNTY-  
INCLUDING THE CITIES OF SIDNEY AND BROWNSON  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 71 37 64 67 70 41 61  
TEMP 39 50 66 70 61 50 44 41 38 44 60 66 57 48 46 44 42 46 55 60 53  
DEWPT 27 30 31 30 32 32 33 35 34 35 33 31 38 41 42 40 40 39 35 33 33  
RH 62 46 27 22 33 50 65 79 85 70 36 27 49 77 86 86 93 76 47 36 46  
WIND DIR W NW NW NW E SE SE SE S S S SE SE SE NW NW NW NW NW NW N  
WIND SPD 11 12 12 10 6 9 11 11 11 11 12 11 9 6 6 8 9 14 20 19 13  
WIND GUST 23 21 32 32  
CLOUDS CL CL CL CL FW FW SC SC B1 B1 SC B1 B2 B2 OV OV B2 B1 SC FW CL  
POP 12HR 0 0 0 30 20  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C S S  
WIND CHILL 32 38 34 31 38 36  
MIN CHILL 29 32 37 29 30 39 34 34  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 66 42 61 38 61 35 60  
TEMP 39 36 59 61 48 43 57 51 42 39 57 54 41 36 56 52  
DEWPT 33 33 37 36 36 34 37 32 30 29 32 31 31 27 28 29  
PWIND DIR E S S NW NW NW NW NW  
WIND CHAR GN BZ BZ BZ WY WY BZ BZ  
AVG CLOUDS FW SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW CL  
POP 12HR 0 0 5 20 10 5 0 0  
RAIN S S S  
 

 
NEZ095-222300-  
NORTHERN SIOUX COUNTY-  
INCLUDING THE CITY OF HARRISON  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 64 36 39 44 60 64 68 34 39 46 53 58 61  
TEMP 41 47 59 63 56 48 44 43 40 46 59 63 58 50 46 42 40 42 52 57 51  
DEWPT 32 35 38 37 37 37 35 35 33 34 35 33 34 37 38 38 37 38 37 34 32  
RH 70 63 45 38 49 65 70 73 76 63 40 32 40 61 73 86 89 86 56 42 48  
WIND DIR W W NW N E SE SE S S SW SW W W W W W W W NW NW N  
WIND SPD 10 9 8 8 8 9 11 13 12 12 14 16 8 10 10 8 8 12 16 14 9  
WIND GUST 21 20 24 27 23 23 18 25  
CLOUDS FW FW CL CL FW SC B1 B1 SC SC B1 B2 B2 OV OV OV B2 B1 SC FW FW  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 35 36 33 34 36  
MIN CHILL 31 33 37 29 31 33 27 27  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 66 41 57 37 57 34 57  
TEMP 38 37 57 61 50 44 45 53 43 38 55 50 40 35 53 53  
DEWPT 32 31 33 33 34 35 35 30 30 29 32 29 27 25 27 27  
PWIND DIR SE S S W W W NW NW  
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 B1 B1 B2 B2 B1 SC FW FW FW FW FW FW FW  
POP 12HR 0 0 20 30 10 5 5 0  
RAIN S C C  
 

 
NEZ096-222300-  
SOUTHERN SIOUX COUNTY-  
INCLUDING THE CITY OF AGATE  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 38 66 35 39 43 59  
TEMP 39 47 61 67 60 50 45 42 39 44 58 65 59 51 47 44 40 43 53 58 53  
DEWPT 31 34 35 32 33 34 34 35 34 33 32 29 31 35 37 38 36 38 36 33 31  
RH 73 60 38 27 36 54 65 76 82 65 37 26 34 54 68 79 85 82 52 39 43  
WIND DIR W W NW W SE SE SE SE S S SW W SW NW NW NW W W NW NW NW  
WIND SPD 8 8 8 8 6 10 12 11 11 10 12 14 8 10 8 6 9 12 17 17 11  
WIND GUST 19 20 21 23 25  
CLOUDS CL FW CL CL FW SC SC SC SC B1 B1 B2 B2 OV OV B2 B2 B1 SC FW FW  
POP 12HR 0 0 0 20 10  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 39 35 32 34 36  
MIN CHILL 31 32 37 30 30 38 30 29  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 66 40 58 36 59 34 59  
TEMP 39 36 57 62 49 42 46 56 45 37 56 52 40 35 54 54  
DEWPT 32 31 34 34 35 34 36 30 30 28 32 29 28 26 27 27  
PWIND DIR E S S NW NW NW NW NW  
WIND CHAR LT BZ GN BZ BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 SC B1 B2 B2 B1 FW FW FW FW FW FW FW FW  
POP 12HR 0 0 10 30 10 5 5 0  
RAIN S C C  
 

 
WYZ101-222300-  
CONVERSE COUNTY LOWER ELEVATIONS-  
INCLUDING THE CITIES OF DOUGLAS, GLENROCK, BILL, AND DEER CREEK  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 61 65 67 36 39 46 53 59 62 33 36 39 50 55 60  
TEMP 40 45 58 64 57 49 45 42 41 45 55 58 53 46 43 40 37 39 49 54 50  
DEWPT 32 33 35 33 34 34 32 31 30 31 33 32 35 36 37 36 36 36 33 31 31  
RH 73 62 42 31 42 56 60 65 65 58 43 37 50 68 79 85 96 89 54 41 48  
WIND DIR W W W SW S SE S S SW SW SW W W W W W NW W W W W  
WIND SPD 11 11 12 13 10 11 12 13 14 16 18 18 12 10 8 8 10 12 14 14 12  
WIND GUST 25 25 24 25 21 29 31 31 32 29 28 25 21 19 23 26 26 26  
CLOUDS FW FW FW FW FW SC B1 SC B1 OV B2 B2 OV OV OV B2 B2 B1 FW FW FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 34 39 39 35 33 38 34 30 32  
MIN CHILL 30 31 37 29 30 31 26 25 38  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 67 39 54 36 54 33 55  
TEMP 40 41 60 60 48 42 43 48 39 37 51 48 38 34 50 51  
DEWPT 31 30 34 35 34 34 32 29 29 30 31 29 30 26 28 29  
PWIND DIR S S SW W W W W W  
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS SC B1 B1 B1 B1 B2 B2 SC FW FW SC SC SC FW FW FW  
POP 12HR 0 5 30 40 10 5 5 5  
RAIN S C C C  
 

 
WYZ102-222300-  
NIOBRARA COUNTY-  
INCLUDING THE CITIES OF LUSK AND REDBIRD  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 35 39 44 57 61 65 32 37 42 51 56 59  
TEMP 41 45 57 62 56 48 45 42 40 45 57 60 55 47 43 40 38 40 49 55 49  
DEWPT 33 35 37 35 37 36 35 35 32 33 35 34 36 37 38 38 37 38 36 33 32  
RH 73 68 47 36 49 63 68 76 73 62 43 37 49 68 82 92 96 92 61 43 52  
WIND DIR W W W SW E SE SE S S SW W W W W W W W W W W NW  
WIND SPD 9 8 8 8 9 11 12 12 10 11 14 14 9 9 8 8 9 12 13 12 8  
WIND GUST 21 20 24 26 21 23 27 26 19 19 18 25 23  
CLOUDS FW FW FW FW FW SC B1 SC SC B1 B2 B2 B2 OV OV B2 B2 B1 SC FW FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 39 36 33 39 34 31 33  
MIN CHILL 31 33 37 29 31 32 25 24 39  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 66 39 55 35 55 33 55  
TEMP 38 38 57 60 48 42 43 50 40 37 53 49 39 33 51 51  
DEWPT 31 30 34 34 34 34 34 30 30 29 33 30 29 26 28 29  
PWIND DIR S S SW NW W W NW NW  
WIND CHAR GN BZ BZ BZ BZ BZ BZ BZ  
AVG CLOUDS FW SC B1 B1 B1 B2 B2 B1 FW FW FW SC SC SC FW FW  
POP 12HR 0 0 30 40 10 5 5 0  
RAIN C C C  
 

 
WYZ103-222300-  
NORTH LARAMIE RANGE-  
INCLUDING THE CITIES OF GARRETT AND ESTERBROOK  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 50 60 67 33 40 47 44 54 62 26 34 44 35 48 58  
TEMP 41 44 54 59 54 48 46 42 42 44 51 53 46 40 39 37 35 36 42 46 43  
DEWPT 26 28 28 27 27 25 24 22 22 23 24 24 28 31 32 31 31 31 29 27 26  
RH 55 53 36 29 35 40 42 44 44 43 34 32 49 70 76 79 85 82 60 47 51  
WIND DIR W W W W SW SW SW SW SW SW SW W SW W W W W W W W W  
WIND SPD 14 14 16 16 12 13 16 18 18 18 18 19 17 16 14 12 16 18 18 19 19  
WIND GUST 39 37 28 26 25 28 33 35 35 32 31 32 33 33 29 28 33 34 34 33 34  
CLOUDS FW FW FW FW FW SC SC SC B2 OV B2 B2 OV B2 B2 B2 B2 B1 FW FW SC  
POP 12HR 0 0 5 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
SNOW S S S S  
WIND CHILL 33 38 34 33 36 32 30 28 25 26 34 35  
MIN CHILL 27 28 33 23 25 25 17 13 12 19  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 37 62 38 48 33 48 31 50  
TEMP 38 39 56 54 44 39 39 42 35 33 43 43 35 32 45 46  
DEWPT 25 26 31 30 30 30 29 24 24 27 27 25 25 23 25 24  
PWIND DIR SW SW SW W W W W W  
WIND CHAR BZ BZ BZ BZ WY WY BZ BZ  
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 SC SC SC SC FW FW FW FW FW  
POP 12HR 0 5 30 40 10 10 5 5  
RAIN S C C C  
SNOW C C  
 

 
WYZ104-222300-  
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-  
INCLUDING THE CITY OF SEMINOE DAM  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 61 65 35 39 43 40 53 58 25 34 42 36 48 54  
TEMP 39 42 53 60 55 50 46 41 40 42 49 52 46 41 39 37 34 35 42 47 46  
DEWPT 27 29 29 26 25 24 24 24 24 24 25 25 30 32 32 30 30 30 29 28 27  
RH 62 60 39 27 31 36 42 50 52 48 39 35 53 70 76 75 85 82 60 47 47  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W SW SW SW SW  
WIND SPD 12 12 18 19 17 17 18 16 16 16 19 20 19 14 14 12 12 14 19 21 21  
WIND GUST 29 33 33 34 33 34 35 32 31 32 34 34 34 29 29 26 26 29 33 36 37  
CLOUDS FW FW FW FW SC SC B1 B1 B2 B2 OV B2 B2 B2 B2 B2 B1 SC FW FW SC  
POP 12HR 0 0 5 20 5  
QPF 12HR 0 0 0 0.00-0.06 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
SNOW C S S  
WIND CHILL 32 36 39 33 32 34 39 33 30 28 25 25 33 38  
MIN CHILL 28 27 34 28 27 23 17 13 13 16  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 60 36 46 32 47 32 49  
TEMP 41 43 55 52 44 37 40 41 33 33 42 42 34 33 44 46  
DEWPT 27 28 31 31 31 29 28 24 25 29 28 25 26 24 27 26  
PWIND DIR SW SW SW W W W W SW  
WIND CHAR BZ WY BZ BZ WY WY BZ BZ  
AVG CLOUDS SC B1 B1 B1 B2 B2 B1 SC SC SC SC FW FW FW FW FW  
POP 12HR 0 10 40 40 10 10 5 5  
RAIN S C C C C  
SNOW C C C  
 

 
WYZ105-222300-  
SHIRLEY BASIN-  
INCLUDING THE CITIES OF MEDICINE BOW AND SHIRLEY BASIN  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 57 61 65 33 35 39 50 54 57 31 44 47 50  
TEMP 37 41 55 60 55 47 43 37 36 39 50 53 45 38 36 34 32 33 42 46 43  
DEWPT 25 27 28 25 25 25 24 23 22 24 25 23 29 32 33 32 31 31 29 28 27  
RH 61 57 35 26 31 42 47 56 56 54 37 31 53 79 89 92 96 92 60 49 53  
WIND DIR W W W W SW S S SW SW SW SW W SW W W W W W W W W  
WIND SPD 8 6 14 16 11 9 10 11 11 11 16 18 17 12 12 12 13 16 19 19 18  
WIND GUST 25 24 26 24 28 29 29 26 27 29 28 28 25 25 23 25 26 32 33 32  
CLOUDS FW FW FW FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC FW FW FW  
POP 12HR 0 0 5 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
SNOW S S  
WIND CHILL 30 37 29 28 32 38 31 27 25 22 22 33 39 35  
MIN CHILL 27 29 34 25 26 33 25 19 18 31  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 33 62 33 46 31 46 28 49  
TEMP 35 36 56 52 39 33 39 40 32 32 41 41 32 29 44 45  
DEWPT 27 27 32 32 32 31 29 25 25 29 29 26 27 25 27 26  
PWIND DIR SW SW SW W W W W W  
WIND CHAR GN BZ BZ BZ WY WY BZ BZ  
AVG CLOUDS SC B1 B1 B1 B1 B2 B1 SC SC SC SC SC FW FW FW FW  
POP 12HR 0 10 30 40 10 10 5 5  
RAIN C C C  
SNOW C C  
 

 
WYZ106-222300-  
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-  
INCLUDING THE CITY OF BORDEAUX  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 60 65 69 33 41 47 54 60 65 30 39 46 47 53 59  
TEMP 43 47 59 64 57 50 47 43 43 47 56 59 53 47 44 42 40 41 48 52 49  
DEWPT 26 29 30 27 29 29 26 23 23 24 25 24 28 32 33 32 31 31 29 26 26  
RH 51 49 33 24 34 44 43 45 45 40 30 26 38 56 65 67 70 67 47 36 40  
WIND DIR W W W W N SW SW SW SW SW W W W W W W W W W W W  
WIND SPD 17 16 17 16 9 10 12 13 16 16 17 17 13 12 11 12 14 18 20 19 14  
WIND GUST 37 36 27 23 29 32 32 29 28 25 23 21 25 29 33 34 33 28  
CLOUDS FW FW CL FW SC SC FW SC B2 OV OV B2 OV OV B2 B2 B1 B1 FW FW FW  
POP 12HR 0 0 5 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
SNOW C  
WIND CHILL 35 36 35 38 34 31 33  
MIN CHILL 27 28 35 25 26 38 26 20 19 34  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 67 40 52 36 52 36 55  
TEMP 41 42 62 59 44 42 43 47 39 38 48 48 39 38 51 50  
DEWPT 27 28 32 29 32 30 31 25 26 28 29 27 28 25 26 25  
PWIND DIR SW S SW W W W W W  
WIND CHAR GN BZ BZ BZ WY WY BZ BZ  
AVG CLOUDS SC SC B1 B1 B1 B1 B1 SC FW FW SC FW FW FW FW FW  
POP 12HR 0 5 20 30 10 10 5 5  
RAIN S S C C  
SNOW C C S  
 

 
WYZ107-222300-  
EAST PLATTE COUNTY-  
INCLUDING THE CITIES OF WHEATLAND AND GUERNSEY  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 66 69 36 40 44 58 62 65 35 39 43 54 58 61  
TEMP 43 47 60 65 59 51 47 42 41 46 57 61 57 50 47 43 40 42 51 57 52  
DEWPT 29 32 35 32 33 32 31 30 28 29 31 30 31 34 36 36 34 35 33 30 30  
RH 57 56 39 29 37 48 53 62 59 51 37 31 37 54 65 76 79 76 50 35 43  
WIND DIR W W NW NW E S S S S SW SW W W W W W W W W W W  
WIND SPD 9 8 11 11 9 9 10 10 11 12 16 14 11 10 9 8 9 12 14 14 11  
WIND GUST 27 28 25 23 19 20 21 25 28 28 28 21 26 33 29  
CLOUDS FW FW FW FW FW SC FW SC B1 OV OV OV OV OV OV B2 B1 SC FW FW FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 37 36 35 36  
MIN CHILL 33 34 39 31 32 33 29 28  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 37 69 41 56 38 56 35 58  
TEMP 42 41 62 62 47 43 42 52 42 39 53 51 40 37 53 53  
DEWPT 30 30 34 32 34 33 34 28 29 30 32 29 31 27 29 28  
PWIND DIR SW S SW W W W NW NW  
WIND CHAR GN GN GN BZ WY WY BZ BZ  
AVG CLOUDS FW SC B1 B1 B1 B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 5 20 30 10 5 5 0  
RAIN S S C C  
 

 
WYZ108-222300-  
GOSHEN COUNTY-  
INCLUDING THE CITY OF TORRINGTON  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 61 68 70 35 38 46 57 64 69 34 38 43 52 58 61  
TEMP 40 47 61 67 60 51 45 41 39 45 59 63 58 50 46 42 39 42 51 57 52  
DEWPT 29 33 34 31 32 32 31 31 29 30 31 30 31 35 37 37 35 36 34 31 30  
RH 64 58 36 26 35 48 58 67 67 55 34 29 36 56 71 82 85 79 52 37 43  
WIND DIR W W NW NW E SE SE SE S SW SW W W NW W NW W W W NW NW  
WIND SPD 8 8 10 9 6 9 10 9 8 9 13 13 9 9 8 6 8 12 17 16 11  
WIND GUST 27 28 21 21 20 23 23 23 23 25 25 19 18 17 18 26 32 28  
CLOUDS FW FW CL CL FW SC SC SC SC B2 B2 B2 B2 OV OV B2 B2 B1 FW FW FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 33 33 35  
MIN CHILL 31 32 37 29 31 33 27 26  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 67 38 57 37 58 34 58  
TEMP 39 38 60 61 46 40 44 53 43 38 55 51 39 35 54 53  
DEWPT 31 30 34 32 35 34 35 29 30 29 32 30 31 27 29 28  
PWIND DIR SW S SW NW W W NW NW  
WIND CHAR GN BZ GN GN WY BZ BZ BZ  
AVG CLOUDS FW SC B1 SC B1 B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 0 20 30 10 5 5 0  
RAIN S C C  
 

 
WYZ109-222300-  
CENTRAL CARBON COUNTY-  
INCLUDING THE CITY OF RAWLINS  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 55 62 65 34 37 40 47 54 57 30 33 37 42 49 52  
TEMP 38 42 56 61 55 49 45 41 38 41 51 53 45 40 37 35 33 34 42 47 46  
DEWPT 26 27 26 23 22 22 23 22 21 22 24 23 29 32 32 31 29 29 28 28 27  
RH 62 55 31 23 27 34 41 46 50 46 34 31 53 73 82 85 85 82 57 47 47  
WIND DIR SW SW SW SW SW SW SW SW SW SW SW SW SW SW SW W W SW SW SW SW  
WIND SPD 10 10 17 19 17 14 17 16 14 13 18 21 19 13 13 13 13 16 19 21 20  
WIND GUST 26 28 29 31 33 31 31 32 29 28 34 36 33 25 25 26 25 28 32 34 36  
CLOUDS FW FW FW FW SC SC SC SC B1 B2 B2 B2 OV OV B2 B2 B1 SC SC FW SC  
POP 12HR 0 0 10 40 5  
QPF 12HR 0 0 0 0.00-0.24 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C C C  
SNOW C C C  
WIND CHILL 31 36 38 32 30 34 37 32 29 26 23 24 33 39 38  
MIN CHILL 27 27 33 25 26 30 24 19 18 25  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 33 44 31 45 31 48  
TEMP 39 42 55 51 41 34 38 39 31 32 40 41 33 31 42 45  
DEWPT 27 29 30 31 32 30 27 24 26 29 28 25 26 25 26 26  
PWIND DIR SW SW SW W W W W SW  
WIND CHAR BZ WY BZ BZ WY WY BZ BZ  
AVG CLOUDS SC B1 B1 B1 B2 B2 B2 SC SC SC B1 SC SC SC FW FW  
POP 12HR 0 20 50 40 20 10 5 5  
RAIN S C C C  
SNOW L C C S S S S  
 

 
WYZ110-222300-  
NORTH SNOWY RANGE FOOTHILLS-  
INCLUDING THE CITIES OF ARLINGTON AND ELK MOUNTAIN  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 57 63 64 35 38 41 51 55 57 33 43 47 50  
TEMP 39 45 58 62 55 48 44 41 40 44 53 53 45 39 37 35 33 35 42 46 43  
DEWPT 23 26 24 22 22 21 20 20 20 23 22 20 27 31 31 30 30 29 26 25 26  
RH 52 47 27 21 27 34 38 42 44 43 29 27 49 73 79 82 89 78 53 43 51  
WIND DIR SW SW W W SW SW SW SW SW SW W W SW W W W W W W W SW  
WIND SPD 12 11 16 17 12 10 13 16 14 13 17 20 16 11 11 12 13 17 19 19 17  
WIND GUST 27 28 26 27 24 23 32 33 31 31 31 35 28 23 21 23 25 28 29 32 32  
CLOUDS FW FW FW FW SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 SC SC FW SC  
POP 12HR 0 0 5 30 5  
QPF 12HR 0 0 0 0.00-0.10 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C  
SNOW C C C  
WIND CHILL 32 37 33 31 37 38 32 30 26 23 25 33 39 35  
MIN CHILL 28 28 34 28 29 33 25 20 19 29  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 62 35 44 30 44 31 47  
TEMP 38 39 56 53 41 36 37 38 31 33 39 40 33 32 43 44  
DEWPT 25 28 30 30 30 31 27 24 24 28 27 25 25 24 25 25  
PWIND DIR SW SW SW W W W W W  
WIND CHAR GN BZ BZ BZ WY WY WY BZ  
AVG CLOUDS SC B1 B1 B1 B1 B1 B1 SC SC SC B1 SC FW FW FW FW  
POP 12HR 0 10 40 40 20 20 10 5  
RAIN C C C  
SNOW C C C S S S S  
 

 
WYZ111-222300-  
SOUTHWEST CARBON COUNTY-  
INCLUDING THE CITY OF BAGGS  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 61 64 35 51 54 57 32 47 51 56  
TEMP 34 39 54 60 56 47 42 38 36 40 51 53 46 40 38 35 33 33 43 49 48  
DEWPT 26 26 26 24 24 25 25 21 21 22 23 23 31 34 33 32 30 31 31 30 29  
RH 72 59 34 25 29 42 50 50 54 48 33 31 55 79 82 89 89 92 62 48 47  
WIND DIR SE SE SW SW SW S S S S S SW SW SW SW SW W W SW SW SW SW  
WIND SPD 8 9 16 18 14 14 13 13 11 11 17 20 16 10 10 10 9 10 16 18 17  
WIND GUST 19 21 25 21 21 27 31 28 19 21 28 32 29  
CLOUDS FW FW FW SC SC SC FW SC B1 B2 OV OV OV OV OV B2 B1 B1 SC SC SC  
POP 12HR 0 0 20 60 10  
QPF 12HR 0 0 0.01 0.06-0.27 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S L L C C  
SNOW C C  
WIND CHILL 27 33 35 30 29 33 34 31 28 25 25 35  
MIN CHILL 24 24 33 26 26 35 26 20 19 31  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 32 44 29 46 28 49  
TEMP 40 42 55 51 40 33 36 39 29 30 40 41 31 29 42 45  
DEWPT 29 30 33 31 33 32 29 28 26 29 32 27 27 27 29 29  
PWIND DIR S S SW W W W W SW  
WIND CHAR BZ WY BZ BZ BZ BZ GN GN  
AVG CLOUDS B1 B1 B1 B2 B2 OV B2 B1 B1 B1 B1 B1 SC SC SC FW  
POP 12HR 5 30 70 50 20 20 10 5  
RAIN S C L L C S  
SNOW L C C S S S S  
 

 
WYZ112-222300-  
SIERRA MADRE RANGE-  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 45 56 62 32 35 38 38 49 54 22 30 34 29 43 50  
TEMP 34 40 51 55 50 44 41 38 36 40 47 47 40 36 34 32 31 32 38 42 40  
DEWPT 23 24 24 21 20 20 19 18 18 19 20 20 27 30 30 29 28 27 26 26 25  
RH 64 52 34 26 30 38 41 44 47 42 34 34 59 79 85 88 88 81 62 53 55  
WIND DIR S S SW SW SW S S S S SW SW SW SW SW SW W W SW SW SW SW  
WIND SPD 10 10 14 17 14 14 14 14 14 16 20 21 16 12 10 9 10 11 13 17 17  
WIND GUST 23 27 27 29 31 31 32 31 31 34 37 37 32 26 21 19 21 26 29 34  
CLOUDS FW CL FW SC B1 SC FW SC SC B1 B2 B2 OV OV OV B2 B2 B1 B1 SC SC  
POP 12HR 0 0 20 60 20  
QPF 12HR 0 0 0.01 0.04-0.42 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S L L L  
SNOW S S L L L L S S  
WIND CHILL 27 34 37 33 30 27 32 39 32 27 27 24 22 23 29 34 32  
MIN CHILL 19 21 30 26 21 21 16 13 9 9 12  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 31 38 25 39 27 42  
TEMP 36 39 51 48 39 33 32 34 26 28 34 35 28 28 38 39  
DEWPT 25 27 29 28 30 29 25 23 23 25 27 24 24 23 25 24  
PWIND DIR SW SW SW W W W W SW  
WIND CHAR BZ WY BZ BZ BZ BZ BZ BZ  
AVG CLOUDS SC B1 B1 B1 B2 B2 B2 B2 B1 B2 B2 B1 SC SC SC SC  
POP 12HR 0 20 70 60 30 30 20 10  
RAIN S L L  
SNOW L L C C C C S S S  
 

 
WYZ113-222300-  
UPPER NORTH PLATTE RIVER BASIN-  
INCLUDING THE CITIES OF SARATOGA AND ENCAMPMENT  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 32 36 39 55 28 32 36 43 48 50  
TEMP 36 42 57 61 55 47 43 40 37 42 53 53 44 40 37 35 33 35 43 47 43  
DEWPT 23 25 24 22 22 21 21 19 19 20 20 20 28 31 32 31 30 29 27 27 28  
RH 59 50 28 22 27 35 41 42 48 41 27 27 53 70 82 85 89 78 53 45 55  
WIND DIR S S SW SW SW S S S S S SW SW SW SW SW W W SW SW SW SW  
WIND SPD 9 9 12 16 12 10 12 12 12 12 17 20 14 10 9 9 10 12 14 17 16  
WIND GUST 23 24 26 28 29 27 28 29 27 27 33 35 28 23 28 29 28  
CLOUDS FW CL FW FW SC B1 B1 B1 SC B2 B2 B2 OV OV B2 B2 B2 B1 SC FW SC  
POP 12HR 0 0 10 40 5  
QPF 12HR 0 0 0 0.03-0.16 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C  
SNOW C C C  
WIND CHILL 29 37 32 29 35 38 34 31 28 25 26 36 35  
MIN CHILL 21 22 33 23 25 33 27 19 19 31  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 36 61 33 42 29 42 29 46  
TEMP 37 40 56 52 41 35 34 37 30 31 38 38 32 30 42 42  
DEWPT 27 30 31 31 32 32 28 25 26 28 29 26 27 25 27 26  
PWIND DIR SW SW SW W W W W SW  
WIND CHAR GN BZ BZ BZ WY BZ BZ BZ  
AVG CLOUDS SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC SC FW  
POP 12HR 0 20 50 50 20 20 10 5  
RAIN S C C C  
SNOW C C C S S S S  
 

 
WYZ114-222300-  
SNOWY RANGE-  
INCLUDING THE CITIES OF CENTENNIAL AND ALBANY  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 43 55 62 29 34 40 36 48 55 20 28 38 30 41 51  
TEMP 34 40 50 54 49 44 41 37 36 39 46 46 40 34 32 30 29 30 36 40 37  
DEWPT 20 21 21 19 19 17 17 16 17 18 19 19 24 27 28 27 27 26 24 24 24  
RH 56 46 31 25 30 33 37 42 45 42 34 34 52 75 85 88 92 85 61 52 59  
WIND DIR SW SW SW W SW SW SW SW SW SW SW SW SW SW SW W W W W SW SW  
WIND SPD 11 11 16 17 13 12 14 17 17 17 20 21 16 12 11 11 13 16 18 20 19  
WIND GUST 31 35 28 28 27 29 36 39 37 37 39 37 33 29 26 26 29 33 33 36 37  
CLOUDS CL CL FW FW SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 B2 B1 SC FW SC  
POP 12HR 0 0 10 50 10  
QPF 12HR 0 0 0 0.02-0.26 0.00-0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C  
SNOW C C C C S S  
WIND CHILL 26 33 38 33 28 26 30 39 39 31 25 23 21 18 19 26 30 27  
MIN CHILL 17 18 29 24 17 15 16 11 6 5 11  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 31 55 29 38 24 38 25 42  
TEMP 33 35 50 48 38 32 30 32 25 27 32 33 27 26 37 38  
DEWPT 23 25 28 28 27 27 24 22 21 24 25 23 22 21 23 23  
PWIND DIR SW SW SW W W W W W  
WIND CHAR BZ BZ BZ BZ WY WY BZ BZ  
AVG CLOUDS SC B1 B1 B1 B1 B2 B2 B1 B1 B1 B1 SC SC SC FW FW  
POP 12HR 0 10 50 50 30 20 10 10  
RAIN C C  
SNOW C C C C C C S S S S  
 

 
WYZ115-222300-  
LARAMIE VALLEY-  
INCLUDING THE CITIES OF LARAMIE AND BOSLER  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 63 65 35 56 29 32 37 50  
TEMP 36 42 57 62 55 46 41 37 36 41 52 55 47 41 38 34 33 36 44 49 43  
DEWPT 22 24 24 22 23 22 22 19 19 21 22 21 26 30 30 30 30 29 26 25 26  
RH 56 48 28 21 29 38 46 48 50 44 31 26 43 65 73 85 89 75 49 39 51  
WIND DIR SW SW W W SW S S SW SW SW SW SW SW SW SW W W W W W W  
WIND SPD 9 9 13 14 9 8 10 11 10 10 14 18 13 9 8 9 11 14 19 19 16  
WIND GUST 21 23 26 26 23 18 20 21 20 21 29 32 21 25 28 33 32 28  
CLOUDS FW FW FW FW SC SC FW SC B1 B2 B2 B2 B2 B2 B2 B1 B1 SC FW FW FW  
POP 12HR 0 0 5 30 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C  
SNOW C C C  
WIND CHILL 29 35 30 28 35 35 32 26 24 26 36 36  
MIN CHILL 26 27 33 25 26 38 27 19 20 32  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 33 64 32 46 31 46 30 50  
TEMP 35 37 59 54 40 34 40 39 32 33 42 41 34 32 47 44  
DEWPT 26 27 30 30 31 29 28 25 25 27 27 26 26 23 25 26  
PWIND DIR SW SW SW W W W W W  
WIND CHAR GN BZ GN BZ WY WY BZ BZ  
AVG CLOUDS SC SC B1 SC B1 B1 B1 SC SC SC SC FW FW FW FW FW  
POP 12HR 0 5 40 40 20 20 10 5  
RAIN C C C  
SNOW C C S S S  
 

 
WYZ116-222300-  
SOUTH LARAMIE RANGE-  
INCLUDING THE CITIES OF BUFORD, PUMPKIN VINE, AND VEDAUWOO  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 57 62 65 35 38 41 49 54 57 30 33 36 43 48 54  
TEMP 38 45 56 61 54 46 42 40 39 44 50 53 47 41 38 36 34 36 43 47 43  
DEWPT 21 22 22 20 22 20 20 17 17 19 21 21 24 27 28 28 29 27 24 22 23  
RH 50 40 26 20 28 35 41 39 40 36 31 28 40 57 67 72 82 69 47 37 45  
WIND DIR W W W W SW SW SW SW W SW SW SW W W W W W W W W W  
WIND SPD 14 14 17 14 9 9 11 13 16 14 16 17 13 13 10 11 13 18 23 23 18  
WIND GUST 26 28 21 25 26 26 27 28 25 21 25 26 32 36 34 32  
CLOUDS FW FW FW FW SC SC FW SC B2 B2 B2 B2 OV B2 B2 B1 B1 SC FW FW FW  
POP 12HR 0 0 5 30 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C C C  
SNOW C C C C  
WIND CHILL 29 38 36 32 31 37 34 31 27 25 26 33 35  
MIN CHILL 25 25 32 27 28 35 26 20 19 29  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 61 35 47 31 45 32 50  
TEMP 37 38 56 52 42 38 38 40 33 34 41 41 35 34 47 45  
DEWPT 23 25 28 27 30 27 26 23 22 25 24 23 23 21 22 23  
PWIND DIR SW SW SW W W W W W  
WIND CHAR GN BZ BZ BZ VW WY WY BZ  
AVG CLOUDS SC SC B1 SC SC B1 SC SC FW SC SC FW FW FW FW FW  
POP 12HR 0 5 30 40 20 20 10 5  
RAIN S C C  
SNOW C C C S S S  
 

 
WYZ117-222300-  
SOUTH LARAMIE RANGE FOOTHILLS-  
INCLUDING THE CITIES OF WHITAKER, FEDERAL, AND HORSE CREEK  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 40 56 59 62 33 36 40 50 54 59  
TEMP 42 49 61 65 57 48 44 41 42 47 57 58 53 46 43 40 37 40 49 53 48  
DEWPT 22 22 23 21 22 22 21 20 18 20 21 22 25 28 30 30 30 28 24 22 23  
RH 44 34 23 18 25 35 39 42 37 34 24 25 33 49 60 67 75 62 37 29 37  
WIND DIR W W W W S S SW SW W W SW SW W W W W W W W W W  
WIND SPD 13 13 16 13 8 8 9 10 12 13 14 14 11 11 9 9 11 16 21 20 16  
WIND GUST 25 24 19 21 24 25 26 21 28 34 33  
CLOUDS FW CL FW FW SC SC FW SC B2 OV B2 B2 OV OV B2 B2 B1 SC FW FW FW  
POP 12HR 0 0 5 30 5  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
WIND CHILL 34 35 35 34 30 32  
MIN CHILL 31 33 37 32 34 33 26 25 37  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 37 53 35 51 34 55  
TEMP 37 38 59 56 43 39 44 46 37 38 49 47 38 36 53 48  
DEWPT 23 26 28 27 31 28 27 23 24 25 24 23 25 22 22 23  
PWIND DIR SW S SW W W W W W  
WIND CHAR GN GN BZ BZ WY WY BZ BZ  
AVG CLOUDS SC SC B1 SC SC B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 5 20 30 20 10 5 5  
RAIN S S C C  
SNOW C C S S  
 

 
WYZ118-222300-  
CENTRAL LARAMIE COUNTY-  
INCLUDING THE CITY OF CHEYENNE  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 63 38 54 57 61  
TEMP 42 50 63 67 59 49 44 42 42 49 61 62 55 48 45 41 39 43 51 56 51  
DEWPT 23 24 25 24 25 25 24 22 20 21 21 22 25 30 31 32 31 29 26 24 23  
RH 46 36 23 19 27 39 45 44 41 33 21 21 31 49 58 70 73 57 37 29 33  
WIND DIR W W NW W SE S SW SW SW W SW SW W W W NW W NW NW NW NW  
WIND SPD 12 12 14 13 8 9 10 9 11 13 13 14 8 9 8 8 10 14 20 19 12  
WIND GUST 24 25 20 20 23 25 24 26 33 32 25  
CLOUDS CL CL CL FW FW SC FW SC B1 B2 B2 B2 OV OV OV B2 B1 SC FW CL FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 35 36 35 32 35  
MIN CHILL 32 34 37 32 35 36 29 29  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 65 38 56 36 55 34 58  
TEMP 37 37 58 59 46 41 45 50 39 39 52 50 39 37 55 50  
DEWPT 24 27 29 27 31 29 29 24 25 26 25 24 26 23 23 23  
PWIND DIR SW S SW W W W NW NW  
WIND CHAR GN BZ GN BZ WY WY BZ BZ  
AVG CLOUDS FW SC SC SC SC B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 0 20 30 20 5 5 5  
RAIN S S C S  
SNOW S  
 

 
WYZ119-222300-  
EAST LARAMIE COUNTY-  
INCLUDING THE CITY OF PINE BLUFFS  
312 AM MDT FRI OCT 22 2021  
 
DATE FRI 10/22/21 SAT 10/23/21 SUN 10/24/21  
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 69 36 39 46 66 38 59  
TEMP 40 49 64 68 59 49 45 42 40 48 64 65 57 49 46 42 39 44 53 58 52  
DEWPT 24 26 28 26 27 28 26 25 22 23 22 22 25 30 32 33 32 30 27 25 24  
RH 52 40 25 20 29 44 47 50 48 37 20 19 29 48 58 70 76 57 36 28 33  
WIND DIR W W NW NW E SE S SW SW W SW SW S NW NW NW NW NW NW NW NW  
WIND SPD 10 10 14 13 8 10 12 10 9 11 13 13 5 9 6 6 9 14 20 19 12  
WIND GUST 20 20 25 21 25 32 29  
CLOUDS CL CL CL CL FW SC FW SC SC B1 B2 B2 OV OV OV B2 B1 B1 FW CL FW  
POP 12HR 0 0 0 20 5  
QPF 12HR 0 0 0 0.01 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S S  
WIND CHILL 34 39 36 34 33 37  
MIN CHILL 31 33 37 31 33 39 30 31  
 
DATE MON 10/25/21 TUE 10/26/21 WED 10/27/21 THU 10/28/21  
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 66 38 57 36 57 34 59  
TEMP 38 36 58 61 50 41 47 51 41 39 55 51 39 36 56 52  
DEWPT 26 27 29 28 31 30 31 24 25 26 26 25 27 23 24 23  
PWIND DIR SW S SW NW W NW NW NW  
WIND CHAR GN BZ GN BZ WY WY BZ BZ  
AVG CLOUDS FW SC SC SC B1 B1 B1 SC FW FW FW FW FW FW FW FW  
POP 12HR 0 0 10 20 10 5 5 0  
RAIN S S  
 

 
 
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