246  
FOUS53 KABR 180628  
PFMABR  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE ABERDEEN SD  
1227 AM CST SUN FEB 18 2018  
 
SDZ006-191000-  
ABERDEEN-BROWN SD  
45.45N 98.42W ELEV. 1299 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 32 2 9 -2  
TEMP 24 27 29 32 27 21 12 11 8 5 3 8 8 9 3 2 0 -1  
DEWPT 17 19 20 20 14 10 5 3 0 -1 -2 0 3 2 -1 -2 -3 -4  
RH 74 71 69 61 57 62 73 69 69 76 79 69 79 72 83 83 87 87  
WIND DIR SE S SW NW N N N N N N N N N N N N N N  
WIND SPD 14 14 6 16 20 19 17 14 17 14 16 18 18 16 12 12 11 11  
WIND GUST 31 27  
CLOUDS OV OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 60 60 70  
QPF 12HR 0 0 0.06 0.10 0.13  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -11 13 -3 26 7 30 10 30  
TEMP 5 6 -7 -9 10 8 0 0 22 24 13 8 26 27 16 11 27 25  
DEWPT 0 1 -9 -13 -1 2 -3 -1 11 14 9 8 16 16 12 8 16 17  
PWIND DIR NW W SW S S S W W W  
WIND CHAR GN LT GN GN GN LT LT LT LT  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ020-191000-  
WATERTOWN-CODINGTON SD  
44.91N 97.15W ELEV. 1745 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 13 41 4 11 -1  
TEMP 22 25 32 41 35 22 14 11 8 6 5 10 11 10 6 4 2 -1  
DEWPT 17 19 22 26 24 15 8 6 2 1 -1 3 6 4 1 0 -2 -3  
RH 81 78 66 55 64 74 76 80 76 79 76 73 80 76 79 83 83 91  
WIND DIR SE S S W NW N N N N N N N N N N N N N  
WIND SPD 17 23 18 17 18 18 18 17 18 18 18 18 18 17 14 14 12 13  
WIND GUST 28 28  
CLOUDS OV OV B2 B2 OV B2 B2 OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 70  
QPF 12HR 0 0 0.07 0.07 0.14  
SNOW 12HR 00-00 00-00 1  
SNOW C C L L L L C C L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -10 14 0 27 11 31 12 31  
TEMP 5 3 -5 -9 11 7 1 4 25 25 17 12 29 26 17 13 28 27  
DEWPT 0 0 -8 -11 1 1 -1 1 13 15 12 12 19 18 13 11 17 18  
PWIND DIR N W SW S S SW W W W  
WIND CHAR GN GN GN GN GN GN GN LT GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 5 0 0 0 5 20 5 5  
SNOW C S  
 

 
SDZ035-191000-  
PIERRE-HUGHES SD  
44.38N 100.29W ELEV. 1856 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 15 35 4 9 -3  
TEMP 28 32 32 35 29 22 15 12 9 7 5 8 9 8 4 1 -1 -3  
DEWPT 22 23 25 25 18 13 9 6 4 2 0 3 4 4 0 -2 -3 -4  
RH 78 69 75 66 63 68 77 76 80 79 79 79 80 83 83 87 91 95  
WIND DIR SE S W NW N N N N N N N N N N N N N N  
WIND SPD 13 8 6 18 20 17 14 16 13 14 16 14 14 14 12 11 10 12  
CLOUDS B2 B2 B1 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 80 70 80  
QPF 12HR 0 0 0.17 0.13 0.15  
SNOW 12HR 00-00 00-00 3  
SNOW L L D D L L L L D D L L C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -10 16 1 28 8 29 10 32  
TEMP 5 6 -5 -9 12 12 5 3 23 26 12 10 26 26 15 11 28 29  
DEWPT 0 0 -9 -11 1 4 1 1 14 15 7 8 17 17 12 8 16 18  
PWIND DIR NW W SW S SW S NW W SW  
WIND CHAR GN GN GN GN GN LT LT LT GN  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC B1 SC SC B1 SC SC  
POP 12HR 30 0 0 0 0 5 5 5 0  
SNOW C  
 

 
SDZ009-191000-  
MOBRIDGE-WALWORTH SD  
45.55N 100.41W ELEV. 1676 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 26 -1 6 -6  
TEMP 26 25 25 24 19 15 8 6 3 1 0 5 6 4 -1 -3 -4 -6  
DEWPT 18 18 18 15 10 7 2 0 -3 -3 -5 -2 0 -1 -4 -6 -6 -7  
RH 71 74 74 68 67 70 76 76 75 83 79 72 76 79 87 86 91 95  
WIND DIR SE SE N NW N N N N N N N N N N N N N N  
WIND SPD 16 8 6 19 19 17 14 13 13 13 12 14 13 14 10 10 9 9  
CLOUDS OV OV OV B2 B2 OV B2 B2 OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 10 10 60 60 60  
QPF 12HR 0 0 0.06 0.11 0.05  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L L L L L C C S  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -12 14 -3 25 6 27 9 30  
TEMP 3 6 -7 -10 10 11 2 -1 20 24 10 8 24 24 14 10 25 27  
DEWPT -2 -2-10 -13 -1 2 -3 -4 9 12 5 5 14 13 10 7 14 15  
PWIND DIR NW W SW S SW S NW SW SW  
WIND CHAR GN LT LT GN LT LT LT LT LT  
AVG CLOUDS B2 B1 SC FW FW FW FW FW SC SC SC SC SC SC B1 B1 B1 SC  
POP 12HR 20 0 0 0 0 0 5 10 5  
SNOW S  
 

 
SDZ008-191000-  
SISSETON-ROBERTS SD  
45.67N 96.99W ELEV. 1024 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 34 4 12 1  
TEMP 18 20 25 34 26 18 12 11 8 6 5 10 12 9 7 5 3 1  
DEWPT 13 15 19 22 16 12 7 4 1 0 -1 2 4 3 2 1 -1 -3  
RH 80 81 78 61 65 77 80 73 72 76 76 69 70 76 79 83 83 83  
WIND DIR SE SE SE NW N N N N N N N N N N N N N N  
WIND SPD 11 17 8 11 21 21 17 14 16 16 17 18 18 17 13 14 12 13  
CLOUDS OV OV OV B2 B2 OV B2 B2 OV OV OV OV OV OV OV OV OV OV  
POP 12HR 30 20 50 60 70  
QPF 12HR 0.01 0 0.02 0.08 0.15  
SNOW 12HR T 00-00 T  
FRZG DRZL S  
SNOW C C C C C L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 10 -6 16 1 28 11 32 13 32  
TEMP 7 6 -2 -5 14 8 3 4 26 25 17 12 29 27 18 14 29 27  
DEWPT 0 0 -6 -9 2 1 -1 1 13 15 12 10 19 18 14 11 17 17  
PWIND DIR NW W SW S SW SW W W SW  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 50 5 0 0 0 5 10 5 5  
SNOW C  
 

 
MNZ039-191000-  
WHEATON-TRAVERSE MN  
45.71N 96.50W ELEV. 1024 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 36 5 14 2  
TEMP 17 20 25 36 30 21 15 12 8 6 7 11 14 12 9 7 5 2  
DEWPT 13 15 19 22 18 13 9 6 3 1 1 4 6 6 4 3 1 -1  
RH 84 81 78 56 60 71 77 76 79 79 76 73 70 76 80 83 83 87  
WIND DIR SE SE SE W NW N N N N N N N N N N N N N  
WIND SPD 11 20 13 4 19 20 17 14 14 16 16 18 18 16 13 13 12 12  
CLOUDS OV OV OV B2 B2 OV B2 B2 OV OV OV OV OV OV OV OV OV OV  
POP 12HR 20 20 40 50 70  
QPF 12HR 0.01 0 0 0.06 0.14  
SNOW 12HR T 00-00 00-00  
SNOW S S C C C C C C L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 11 -7 16 1 28 11 31 13 32  
TEMP 7 7 -2 -5 14 9 3 4 26 25 16 12 28 26 17 14 29 28  
DEWPT 1 1 -6 -9 2 2 -2 1 13 15 12 10 18 18 14 11 17 18  
PWIND DIR NW W SW S S S W W SW  
WIND CHAR GN GN GN GN GN GN LT GN GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 5 0 0 0 5 10 5 5  
SNOW C  
 

 
MNZ046-191000-  
ORTONVILLE-BIG STONE MN  
45.31N 96.42W ELEV. 1099 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 14 43 7 15 3  
TEMP 18 21 29 42 38 25 17 14 11 8 8 13 15 14 10 8 6 3  
DEWPT 14 16 21 24 22 15 10 7 4 3 3 5 7 7 5 4 3 0  
RH 84 81 72 48 52 65 73 73 73 79 79 70 70 73 80 83 87 87  
WIND DIR SE SE SE SW NW N N N N N N N N N N N N N  
WIND SPD 12 21 13 11 19 21 18 17 17 17 17 18 18 17 13 14 12 13  
CLOUDS OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 70  
QPF 12HR 0 0 0.05 0.09 0.13  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 12 -6 15 2 30 14 33 14 33  
TEMP 9 8 -2 -4 13 10 4 5 27 26 18 15 30 28 18 15 30 29  
DEWPT 2 1 -5 -8 2 2 -1 1 13 15 13 13 19 19 14 12 18 19  
PWIND DIR N W W S S S W W W  
WIND CHAR GN GN GN GN GN GN LT LT GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 20 5 5  
SNOW C S S  
 

 
SDZ003-191000-  
MCINTOSH-CORSON SD  
45.92N 101.35W ELEV. 2316 FT  
1127 PM MST SAT FEB 17 2018  
 
DATE SAT 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 8 20 -3 3 -9  
TEMP 22 21 19 15 13 11 4 3 1 0 -2 0 2 2 -3 -5 -6 -9  
DEWPT 16 16 14 10 7 4 0 -2 -4 -6 -7 -4 -2 -3 -6 -8 -8-10  
RH 77 81 80 80 76 73 83 79 79 75 79 83 83 79 86 86 91 95  
WIND DIR SE E N N N N N N N N N N N N N N N NW  
WIND SPD 16 4 11 19 19 17 14 12 12 13 12 12 12 13 8 9 8 9  
CLOUDS OV OV B2 B2 B2 OV B2 B2 OV OV OV OV OV OV B2 OV B2 OV  
POP 12HR 30 20 40 60 40  
QPF 12HR 0.01 0 0.01 0.09 0.01  
SNOW 12HR T 00-00 T  
SNOW S S S S C C L L L L C C S S S  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -12 13 0 25 5 27 8 29  
TEMP 2 3 -8 -10 9 10 1 3 21 23 9 7 23 24 14 9 25 26  
DEWPT -3 -4-11 -14 -1 1 -3 -3 9 13 5 3 12 13 9 5 13 15  
PWIND DIR NW W SW S SW SW NW SW SW  
WIND CHAR GN GN GN GN GN LT GN GN GN  
AVG CLOUDS B2 B1 SC SC FW FW FW FW SC SC B1 SC SC B1 B1 SC SC SC  
POP 12HR 20 0 0 0 0 5 10 10 5  
SNOW S  
 

 
SDZ015-191000-  
WHITE HORSE-DEWEY SD  
45.27N 100.89W ELEV. 1716 FT  
1127 PM MST SAT FEB 17 2018  
 
DATE SAT 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 27 0 6 -6  
TEMP 26 25 25 27 21 16 10 6 5 2 1 6 5 4 0 -3 -3 -6  
DEWPT 19 19 19 17 11 7 3 0 -1 -3 -4 -1 0 -2 -5 -6 -6 -8  
RH 74 78 78 65 65 67 73 76 76 79 79 72 79 75 79 86 86 91  
WIND DIR SE E NW NW N N N N N N N N N N N N N N  
WIND SPD 9 2 8 20 19 16 16 14 13 14 13 14 14 14 10 10 9 10  
CLOUDS OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 10 10 70 60 60  
QPF 12HR 0 0 0.09 0.11 0.07  
SNOW 12HR 00-00 00-00 2  
SNOW C C L L L L L L L L C C S  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -10 14 -3 25 6 27 10 31  
TEMP 5 5 -6 -8 11 9 1 0 21 23 10 8 24 23 14 11 26 28  
DEWPT -2 -3-11 -13 -1 1 -4 -4 8 11 5 4 14 14 10 7 14 15  
PWIND DIR NW W SW S SW SW NW SW SW  
WIND CHAR GN GN GN GN GN LT LT LT LT  
AVG CLOUDS B2 B1 SC FW FW FW FW FW SC SC SC SC SC SC SC SC SC SC  
POP 12HR 20 0 0 0 0 0 5 5 5  
SNOW S  
 

 
SDZ033-191000-  
MISSION RIDGE-STANLEY SD  
44.69N 100.79W ELEV. 1985 FT  
1127 PM MST SAT FEB 17 2018  
 
DATE SAT 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
MST 3HRLY 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 16 31 3 7 -4  
TEMP 27 29 26 31 24 18 13 10 8 6 4 5 7 5 2 -1 -2 -4  
DEWPT 21 22 22 22 15 11 7 4 2 1 -1 1 3 1 -2 -4 -4 -5  
RH 78 75 85 69 68 73 76 76 76 79 79 83 83 83 83 87 91 95  
WIND DIR SE SW W NW N N N N N N N N N N N N N N  
WIND SPD 11 3 11 19 19 17 16 16 14 14 16 14 16 16 11 11 9 11  
CLOUDS B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 80 70 70  
QPF 12HR 0 0 0.20 0.13 0.10  
SNOW 12HR 00-00 00-00 4  
SNOW L L D D L L L L L L C C C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
MST 6HRLY 11 17 23 05 11 17 23 05 11 17 23 05 11 17 23 05 11 17  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -9 15 0 27 8 28 11 31  
TEMP 4 5 -5 -7 12 10 3 2 22 25 11 10 24 25 16 12 27 28  
DEWPT -2 -1 -9 -11 0 3 -1 -1 10 13 6 7 15 16 12 9 15 17  
PWIND DIR NW W SW S SW S NW W SW  
WIND CHAR GN GN GN LT LT LT LT LT LT  
AVG CLOUDS B2 B1 SC FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC  
POP 12HR 30 0 0 0 0 0 5 5 0  
SNOW C  
 

 
SDZ045-191000-  
MURDO-JONES SD  
43.89N 100.71W ELEV. 2313 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 21 36 3 8 -4  
TEMP 33 33 36 35 29 20 14 11 8 6 4 7 8 5 1 -1 -3 -4  
DEWPT 23 24 26 26 21 15 10 7 4 2 -1 3 3 2 -1 -3 -4 -5  
RH 66 69 67 69 72 81 84 83 83 83 79 83 79 87 91 91 95 95  
WIND DIR S SW W NW N N N N N N N N N N N N N NW  
WIND SPD 14 11 12 20 20 18 14 16 14 14 14 13 14 14 11 11 10 12  
WIND GUST 25  
CLOUDS B2 B2 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 70 70 80  
QPF 12HR 0 0 0.17 0.13 0.17  
SNOW 12HR 00-00 00-00 3  
SNOW L L L L L L L L D D L L C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -10 19 4 31 9 30 12 34  
TEMP 4 4 -5 -9 14 16 9 6 26 29 13 11 27 27 16 13 29 31  
DEWPT -1 -1-10 -12 1 6 3 3 14 15 8 8 17 18 12 10 17 19  
PWIND DIR NW W SW S SW SW W W SW  
WIND CHAR GN GN GN GN GN LT LT GN GN  
AVG CLOUDS OV B1 SC FW FW FW FW FW FW FW SC B1 B1 SC SC SC SC SC  
POP 12HR 40 0 0 0 0 5 10 0 5  
SNOW C  
 

 
SDZ048-191000-  
PRESHO-LYMAN SD  
43.91N 100.06W ELEV. 1775 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 19 40 5 11 -3  
TEMP 33 35 38 39 33 23 16 12 9 8 6 10 10 9 4 1 -2 -3  
DEWPT 24 24 27 27 23 16 12 8 5 3 1 4 5 4 1 -2 -3 -4  
RH 69 64 64 62 66 74 84 84 83 79 79 76 80 80 87 87 95 95  
WIND DIR S S W NW N N N N N N N N N N N N N N  
WIND SPD 17 13 12 19 19 17 14 16 16 14 14 14 16 14 11 11 10 13  
CLOUDS B2 B2 B2 B1 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 80  
QPF 12HR 0 0 0.12 0.11 0.18  
SNOW 12HR 00-00 00-00 2  
SNOW L L L L L L L L D D L L C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -10 18 3 31 11 31 13 34  
TEMP 5 5 -5 -8 13 14 6 6 27 28 14 13 28 27 16 14 29 31  
DEWPT 0 0 -9 -11 1 5 3 4 16 16 9 10 19 18 13 10 18 19  
PWIND DIR NW W SW S SW SW NW W SW  
WIND CHAR GN GN LT GN GN LT LT GN LT  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 0 5  
SNOW C  
 

 
SDZ051-191000-  
FORT THOMPSON-BUFFALO SD  
44.05N 99.41W ELEV. 1440 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 18 39 5 10 -2  
TEMP 29 31 35 39 33 25 16 13 9 8 6 9 9 9 4 2 -1 -2  
DEWPT 24 24 27 29 24 17 11 8 4 3 1 4 5 4 1 -1 -2 -3  
RH 81 75 72 67 69 71 80 80 80 79 79 80 83 80 87 87 95 95  
WIND DIR SE S SW NW NW N N N N N N N N N N N N N  
WIND SPD 17 12 5 17 17 16 14 17 14 16 16 14 14 14 12 12 10 12  
WIND GUST 27 24  
CLOUDS B2 B2 B2 B1 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 80  
QPF 12HR 0 0 0.09 0.09 0.18  
SNOW 12HR 00-00 00-00 1  
SNOW L L L L L L L L D D L L C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -12 16 1 30 11 32 12 32  
TEMP 6 6 -6 -11 11 13 5 3 25 27 14 13 29 27 15 14 28 29  
DEWPT 1 1 -9 -13 1 4 3 3 16 18 10 11 20 18 12 11 18 19  
PWIND DIR NW W SW S S SE NW SW SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ036-191000-  
HIGHMORE-HYDE SD  
45.52N 99.44W ELEV. 1886 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 14 35 2 7 -5  
TEMP 28 31 34 35 29 20 12 9 6 4 3 6 6 6 0 -1 -5 -5  
DEWPT 21 22 25 25 19 13 7 5 1 0 -1 1 3 1 -3 -4 -5 -5  
RH 75 69 69 66 66 74 80 83 79 83 83 79 87 79 87 87100100  
WIND DIR S S SW NW N N N N N N N N N N N N N N  
WIND SPD 25 18 12 18 18 17 16 17 16 16 17 17 16 16 13 11 11 12  
WIND GUST 36 27  
CLOUDS B2 B2 B2 B1 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 70 60 80  
QPF 12HR 0 0 0.13 0.11 0.17  
SNOW 12HR 00-00 00-00 2  
SNOW C C L L L L L L D D L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -13 13 -2 25 8 29 11 30  
TEMP 1 4 -7 -12 9 9 3 0 21 23 11 10 26 24 15 12 27 26  
DEWPT -1 -1-10 -14 -1 2 0 0 13 14 7 8 17 16 11 9 16 16  
PWIND DIR NW W SW S SW S NW W SW  
WIND CHAR GN GN LT GN GN LT LT LT GN  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ037-191000-  
MILLER-HAND SD  
45.52N 98.99W ELEV. 1578 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 29 0 7 -5  
TEMP 22 23 25 29 24 16 9 7 5 2 1 5 7 4 -1 -1 -4 -5  
DEWPT 17 18 18 18 12 8 3 1 -1 -2 -4 0 2 0 -3 -4 -5 -6  
RH 81 81 74 63 60 70 76 76 76 83 79 79 79 83 91 87 95 95  
WIND DIR SE SE NE NW N N N N N N N N N N N N N N  
WIND SPD 14 9 4 18 19 17 14 13 14 13 14 17 16 14 11 11 9 10  
WIND GUST 25  
CLOUDS OV OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV  
POP 12HR 20 10 60 60 70  
QPF 12HR 0.01 0 0.06 0.10 0.11  
SNOW 12HR 00-00 00-00 1  
SNOW S S S L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -11 13 -6 25 5 28 10 31  
TEMP 4 4 -7 -10 10 7 -3 -3 22 21 8 8 25 24 14 12 29 24  
DEWPT 0 -1 -9 -13 0 1 -5 -4 11 12 5 6 16 14 10 7 17 15  
PWIND DIR NW W SW S SW SW NW W W  
WIND CHAR GN GN GN LT GN LT LT LT GN  
AVG CLOUDS B2 B2 SC FW FW FW FW FW SC SC SC SC B1 SC SC B1 B1 SC  
POP 12HR 30 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ034-191000-  
ONIDA-SULLY SD  
44.70N 100.07W ELEV. 1873 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 12 32 2 8 -5  
TEMP 27 28 29 32 24 18 13 9 6 5 3 6 7 7 1 -2 -3 -5  
DEWPT 21 22 23 23 16 11 6 4 2 0 -2 2 3 2 -2 -4 -5 -6  
RH 78 78 78 69 71 73 73 80 83 79 79 83 83 79 87 91 91 95  
WIND DIR SE S W NW N N N N N N N N N N N N N N  
WIND SPD 17 8 8 17 19 17 16 14 14 14 16 16 16 16 12 11 10 11  
WIND GUST 27  
CLOUDS B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 80 70 80  
QPF 12HR 0 0 0.17 0.13 0.12  
SNOW 12HR 00-00 00-00 3  
SNOW C C D D L L L L D D L L C  
WINTER STORM A A A A A A A A A A A A  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -12 13 -2 25 7 26 9 30  
TEMP 3 5 -6 -10 10 9 3 -1 19 24 11 9 23 22 13 10 26 27  
DEWPT -1 -1-10 -13 0 2 -1 -2 11 14 6 7 16 15 11 8 16 17  
PWIND DIR NW W SW S S S NW W SW  
WIND CHAR GN GN LT GN GN LT LT LT GN  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC SC SC B1 B1 B1 B1  
POP 12HR 30 0 0 0 0 5 5 5 0  
SNOW C  
 

 
SDZ016-191000-  
GETTYSBURG-POTTER SD  
45.01N 99.95W ELEV. 2064 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 29 0 7 -6  
TEMP 25 26 27 29 22 16 10 7 4 3 1 5 6 6 0 -3 -4 -6  
DEWPT 20 21 21 21 14 9 4 2 0 -1 -3 0 1 0 -3 -6 -6 -7  
RH 81 81 78 72 71 73 76 79 83 83 83 79 79 76 87 86 91 95  
WIND DIR SE S W NW N N N N N N N N N N N N N N  
WIND SPD 19 8 6 21 19 17 16 14 14 16 16 16 14 16 12 10 9 11  
CLOUDS B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 80 70 80  
QPF 12HR 0 0 0.11 0.12 0.12  
SNOW 12HR 00-00 00-00 2  
SNOW C C D D L L L L D D L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -13 11 -4 23 6 24 8 28  
TEMP 3 5 -8 -11 9 6 2 -3 18 21 10 8 22 19 13 9 25 25  
DEWPT -2 -1-11 -14 -1 0 -2 -3 10 12 5 6 15 14 10 7 15 15  
PWIND DIR NW W SW S S SE NW W SW  
WIND CHAR GN GN GN GN GN LT LT GN GN  
AVG CLOUDS B2 B2 SC FW FW FW FW FW FW SC SC SC SC SC SC B1 B1 B1  
POP 12HR 30 0 0 0 0 5 5 5 5  
SNOW C  
 

 
SDZ017-191000-  
FAULKTON-FAULK SD  
45.03N 99.13W ELEV. 1581 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 33 2 7 -4  
TEMP 24 25 28 33 27 19 12 9 6 5 3 6 7 6 1 -1 -3 -4  
DEWPT 19 20 21 22 15 10 5 2 0 -1 -2 1 2 1 -3 -4 -5 -6  
RH 81 81 75 63 60 67 73 72 76 76 79 79 79 79 83 87 91 91  
WIND DIR SE SE SW NW N N N N N N N N N N N N N N  
WIND SPD 18 9 4 18 19 17 16 16 16 14 16 17 17 14 13 12 10 11  
WIND GUST 26  
CLOUDS OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 70 70 80  
QPF 12HR 0 0 0.10 0.12 0.14  
SNOW 12HR 00-00 00-00 2  
SNOW C C L L L L L L D D L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -11 12 -5 24 6 29 10 29  
TEMP 3 3 -7 -9 9 6 -2 -3 21 22 9 8 26 25 14 11 26 25  
DEWPT -1 -1-10 -13 0 0 -4 -3 12 12 6 6 16 15 10 8 16 15  
PWIND DIR NW W SW S SW S NW W W  
WIND CHAR GN GN GN GN GN LT LT GN GN  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC B1 B1 SC B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ010-191000-  
ROSCOE-EDMUNDS SD  
45.45N 99.33W ELEV. 1831 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 28 1 6 -5  
TEMP 23 24 25 28 22 16 9 7 5 4 2 6 6 5 0 -1 -3 -4  
DEWPT 18 18 19 18 12 8 4 1 -2 -2 -4 0 2 0 -3 -4 -5 -6  
RH 81 77 78 66 65 70 80 76 72 75 75 76 83 79 87 87 91 91  
WIND DIR SE SE NE NW N N N N N N N N N N N N N N  
WIND SPD 19 10 4 20 20 16 14 13 13 13 13 16 14 14 10 10 8 10  
WIND GUST 24  
CLOUDS OV OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 10 10 60 60 70  
QPF 12HR 0 0 0.07 0.12 0.12  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -11 12 -5 24 5 27 10 29  
TEMP 3 4 -6 -10 9 7 -2 -2 20 21 9 7 24 22 13 12 27 24  
DEWPT 0 -1 -9 -13 0 1 -4 -4 11 12 5 6 16 14 10 8 16 15  
PWIND DIR NW W SW S SW SW NW W W  
WIND CHAR GN GN GN GN GN LT LT LT GN  
AVG CLOUDS B2 B2 SC FW FW FW FW FW SC SC SC SC B1 SC SC B1 B1 SC  
POP 12HR 30 0 0 0 0 5 5 5 5  
SNOW C  
 

 
SDZ004-191000-  
HERREID-CAMPBELL SD  
45.84N 100.08W ELEV. 1686 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 11 24 -2 6 -6  
TEMP 25 24 23 24 20 15 7 6 2 1 -1 5 6 4 -2 -3 -4 -6  
DEWPT 17 16 15 14 9 6 2 -1 -4 -5 -6 -2 0 -2 -5 -6 -7 -8  
RH 71 71 71 65 62 67 79 72 75 75 79 72 76 75 87 86 86 91  
WIND DIR SE E NE NW N N N N N N N N N N N N N N  
WIND SPD 18 11 6 18 19 14 12 11 12 11 11 13 12 12 9 9 6 8  
CLOUDS OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 40 20 40 60 60  
QPF 12HR 0.01 0 0.01 0.09 0.05  
SNOW 12HR T 00-00 T  
SNOW S C C C C L L L L C C S  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -13 14 -5 25 5 27 8 29  
TEMP 4 6 -7 -12 9 10 -1 -3 19 24 9 7 24 24 14 9 25 26  
DEWPT -2 -2-10 -14 -2 1 -5 -5 9 12 5 4 14 12 11 6 13 14  
PWIND DIR NW W SW S S S NW SW SW  
WIND CHAR GN LT GN LT LT LT LT LT LT  
AVG CLOUDS B2 B2 SC SC FW FW FW FW SC SC SC SC SC SC B1 B1 B1 SC  
POP 12HR 20 0 0 0 0 5 5 10 5  
SNOW S  
 

 
SDZ005-191000-  
EUREKA-MCPHERSON SD  
45.77N 99.62W ELEV. 1890 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 10 25 -1 6 -6  
TEMP 23 23 23 25 20 15 8 5 3 2 0 5 6 5 -1 -2 -4 -5  
DEWPT 16 17 17 15 10 6 2 -1 -3 -4 -5 -2 0 -2 -4 -6 -7 -7  
RH 74 77 77 65 64 67 76 76 75 75 79 72 76 72 87 82 86 91  
WIND DIR SE SE NE NW N N N N N N N NE N N N N N N  
WIND SPD 20 12 6 18 19 14 13 11 12 12 12 13 13 13 10 10 8 9  
CLOUDS OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV B2 OV  
POP 12HR 40 20 50 60 60  
QPF 12HR 0.01 0 0.01 0.08 0.08  
SNOW 12HR T 00-00 T  
SNOW S S S C C C C L L L L C C S  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -13 12 -5 24 5 26 9 29  
TEMP 3 4 -6 -12 8 8 -1 -3 20 22 9 7 24 21 14 10 26 24  
DEWPT -1 -1 -9 -14 -1 1 -4 -5 10 12 5 5 15 13 11 7 15 14  
PWIND DIR NW W SW S SW SW NW SW SW  
WIND CHAR GN LT LT LT LT LT LT LT LT  
AVG CLOUDS B2 B2 SC FW FW FW FW FW SC SC SC SC B1 SC B1 B1 B1 SC  
POP 12HR 20 0 0 0 0 5 5 5 5  
SNOW S  
 

 
SDZ018-191000-  
REDFIELD-SPINK SD  
45.87N 98.52W ELEV. 1302 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 14 37 4 9 -2  
TEMP 26 30 32 37 31 22 14 12 8 7 5 9 9 8 3 1 -1 -2  
DEWPT 19 22 23 25 18 11 6 4 1 0 -2 2 3 2 -2 -3 -3 -5  
RH 74 72 69 61 58 62 70 70 72 72 72 72 76 76 79 83 91 87  
WIND DIR SE S S NW N N N N N N N N N N N N N N  
WIND SPD 19 17 9 16 20 18 17 17 17 16 18 17 17 16 14 12 11 12  
CLOUDS OV B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 70 60 70  
QPF 12HR 0 0 0.09 0.12 0.16  
SNOW 12HR 00-00 00-00 2  
SNOW C C L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -12 13 -4 27 7 31 10 31  
TEMP 5 5 -7 -10 10 7 -2 0 23 25 12 9 28 27 15 11 27 27  
DEWPT -1 0-10 -14 0 1 -3 -1 12 14 8 8 17 17 11 8 15 16  
PWIND DIR NW W SW S S S W W W  
WIND CHAR GN LT LT GN GN LT LT LT LT  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
SDZ019-191000-  
CLARK-CLARK SD  
44.88N 97.73W ELEV. 1798 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 14 39 4 11 -2  
TEMP 24 29 33 39 32 21 12 11 8 5 6 10 10 8 3 2 0 -2  
DEWPT 17 20 22 26 21 13 7 5 2 0 -1 2 4 2 -1 -2 -3 -4  
RH 74 69 63 59 63 71 80 76 76 79 72 69 76 76 83 83 87 91  
WIND DIR SE S S W NW N N N N N N N N N N N N N  
WIND SPD 19 24 18 17 19 18 17 16 17 16 17 17 17 16 13 13 11 13  
WIND GUST 27 27 27 26  
CLOUDS OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 70 50 70  
QPF 12HR 0 0 0.08 0.08 0.16  
SNOW 12HR 00-00 00-00 1  
SNOW C C L L C C C C L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 8 -12 13 -1 27 11 31 11 30  
TEMP 5 4 -7 -11 10 6 0 3 24 25 17 12 28 26 15 12 27 26  
DEWPT -1 -1 -9 -14 -1 1 -1 1 12 15 12 11 18 18 13 10 16 17  
PWIND DIR N W SW S S S SW W SW  
WIND CHAR GN LT LT GN GN LT LT LT LT  
AVG CLOUDS OV B2 SC FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 20 5 5  
SNOW C S  
 

 
SDZ023-191000-  
CLEAR LAKE-DEUEL SD  
44.77N 96.68W ELEV. 1834 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 14 42 5 13 1  
TEMP 21 26 33 41 40 24 15 12 9 7 6 11 13 12 9 6 4 1  
DEWPT 17 20 23 26 26 17 11 8 5 4 2 5 7 7 4 3 1 -1  
RH 84 78 66 55 57 74 84 84 83 87 83 76 76 80 80 87 87 91  
WIND DIR SE S SW SW NW N N N N N N N N N N N N N  
WIND SPD 12 25 26 21 16 18 18 18 19 18 19 19 19 18 17 16 13 14  
WIND GUST 36 36 32 29 29  
CLOUDS OV B2 B2 B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 70  
QPF 12HR 0 0 0.07 0.11 0.15  
SNOW 12HR 00-00 00-00 1  
SNOW C C L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -7 15 2 29 14 32 15 32  
TEMP 6 5 -3 -6 12 9 3 6 26 26 18 15 30 28 19 16 29 28  
DEWPT 1 1 -6 -9 2 2 0 2 13 16 13 14 19 19 15 13 18 19  
PWIND DIR N W W SW SW SW W W W  
WIND CHAR GN GN GN GN GN GN GN GN GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B1 B1  
POP 12HR 40 5 0 0 0 5 30 10 5  
SNOW C C S  
 

 
SDZ021-191000-  
MILBANK-GRANT SD  
45.22N 96.63W ELEV. 1152 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 15 43 6 14 2  
TEMP 20 22 30 43 37 25 17 14 10 8 8 12 14 13 9 7 4 2  
DEWPT 15 17 21 24 21 14 9 7 4 2 2 4 7 6 4 3 2 -1  
RH 81 81 69 47 52 62 70 73 76 76 76 70 73 73 80 83 91 87  
WIND DIR SE SE S SW NW N N N N N N N N N N N N N  
WIND SPD 11 18 12 10 19 21 19 17 17 17 18 18 18 18 14 14 12 14  
CLOUDS OV OV B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 5 60 60 70  
QPF 12HR 0 0 0.06 0.09 0.14  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L L L L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 11 -5 15 3 30 14 33 15 33  
TEMP 8 8 -1 -3 13 9 4 7 28 27 19 15 31 27 19 16 30 29  
DEWPT 1 1 -5 -8 2 2 -1 2 13 15 14 13 18 19 15 13 18 19  
PWIND DIR N W W SW SW SW W W W  
WIND CHAR GN GN GN GN GN GN LT LT GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW FW SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 20 5 5  
SNOW C S S  
 

 
SDZ011-191000-  
WEBSTER-DAY SD  
45.34N 97.52W ELEV. 1857 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 9 33 2 9 -2  
TEMP 20 23 28 33 25 18 11 9 6 4 3 8 9 7 4 2 1 -2  
DEWPT 16 18 21 24 17 12 6 3 1 -1 -2 1 3 2 -1 -2 -3 -4  
RH 84 81 75 69 71 77 80 76 79 79 79 72 76 79 79 83 83 91  
WIND DIR SE S S NW NW N N N N N N N N N N N N N  
WIND SPD 18 20 14 12 19 19 17 16 17 16 17 17 17 18 14 14 12 13  
WIND GUST 27 27 28  
CLOUDS OV OV B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV  
POP 12HR 10 10 60 60 70  
QPF 12HR 0 0 0.05 0.10 0.15  
SNOW 12HR 00-00 00-00 1  
SNOW S S L L L L C C L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 7 -11 12 -1 25 10 30 11 29  
TEMP 4 4 -6 -9 9 7 1 2 22 23 15 11 27 25 16 12 26 25  
DEWPT -1 0 -8 -11 0 0 -1 1 12 14 12 10 18 17 13 10 17 16  
PWIND DIR N W SW S S SW W W SW  
WIND CHAR GN LT GN GN GN GN LT LT GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 20 5 5  
SNOW C S  
 

 
SDZ007-191000-  
BRITTON-MARSHALL SD  
45.79N 97.75W ELEV. 1358 FT  
1227 AM CST SUN FEB 18 2018  
 
DATE 02/17/18 SUN 02/18/18 MON 02/19/18 TUE  
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12  
 
MIN/MAX 8 29 1 10 -2  
TEMP 21 22 26 29 23 17 11 8 6 3 3 9 9 7 2 2 0 -2  
DEWPT 15 17 19 19 14 10 5 2 -1 -3 -4 -1 3 2 -1 -2 -3 -5  
RH 77 81 74 66 68 73 76 76 72 75 72 63 76 79 87 83 87 87  
WIND DIR SE SE S NW N N N N N N N N N N N N N N  
WIND SPD 13 16 5 9 21 19 17 14 16 16 17 18 18 17 14 13 11 12  
CLOUDS OV OV OV OV B2 OV OV OV B2 OV OV OV OV OV OV OV OV OV  
POP 12HR 30 10 50 50 70  
QPF 12HR 0.02 0 0.01 0.08 0.11  
SNOW 12HR T 00-00 T  
SNOW C S C C C C C C L L L L C  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI 02/23/18 SAT 02/24/18  
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 9 -10 13 -2 25 8 30 10 29  
TEMP 5 5 -6 -8 10 8 1 1 22 22 15 9 27 26 15 11 26 24  
DEWPT 0 0 -9 -11 -1 1 -1 0 12 13 11 8 17 17 12 9 16 16  
PWIND DIR NW W SW S S SW W W SW  
WIND CHAR GN GN GN GN GN LT GN LT GN  
AVG CLOUDS OV B2 B1 FW FW FW FW FW FW SC SC SC B1 B1 B1 B1 B1 B1  
POP 12HR 40 0 0 0 0 5 10 5 5  
SNOW C  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SD Page
The Nexlab MN Page Main Text Page