555  
FOUS53 KFSD 121541  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
941 AM CST TUE DEC 12 2017  
 
IAZ012-122200-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 37 28 40 24 34  
TEMP 29 37 32 29 28 31 33 34 39 38 32 29 27 25 24 27 32 33 28  
DEWPT 26 30 28 25 24 25 26 29 30 29 27 25 24 23 23 25 27 27 26  
RH 88 75 85 85 85 78 75 82 70 70 81 85 88 92 96 92 81 78 92  
WIND DIR W W SW SW SW W NW NW NW NW NW N NW NW NW W NW NW NW  
WIND SPD 9 10 6 6 8 10 19 24 26 25 20 14 9 6 8 8 10 9 10  
WIND GUST 29 34 36 35  
CLOUDS B2 SC B1 FW SC SC B2 B2 B1 B1 B2 B1 B2 B2 OV B2 OV OV B2  
POP 12HR 0 10 20 5 30  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S  
SNOW S S S S C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 21 37 24 40 24 38 25 43  
TEMP 23 21 34 36 27 26 39 34 29 25 38 32 29 27 43 34  
DEWPT 22 21 23 23 22 23 29 28 27 24 26 26 24 24 28 26  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC B1 SC  
POP 12HR 10 0 0 20 20 5 5 5  
RAIN S  
SNOW S S S  
 

 
IAZ031-122200-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 44 28 45 26 37  
TEMP 35 44 34 28 28 32 37 38 44 43 37 32 28 26 26 29 35 37 32  
DEWPT 26 29 26 25 24 25 25 29 30 29 28 26 25 25 24 26 27 28 26  
RH 69 55 72 88 85 75 61 70 57 57 70 78 88 96 92 88 72 70 78  
WIND DIR W W SW S SW W NW NW NW NW NW NW NW NW NW NW NW NW NW  
WIND SPD 8 10 6 5 6 9 19 24 26 26 23 17 10 8 8 5 9 9 11  
WIND GUST 29 35 37 37  
CLOUDS B2 SC SC FW FW SC B1 B1 B1 B1 B2 B1 B1 B2 B2 B2 OV OV B2  
POP 12HR 0 10 20 5 30  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
SNOW S S S C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 22 42 25 44 25 42 26 47  
TEMP 25 23 40 38 28 27 43 37 29 26 42 34 30 28 47 38  
DEWPT 23 21 25 24 22 24 29 28 27 25 27 25 24 25 29 26  
PWIND DIR NW W S W NW W SW W  
WIND CHAR GN GN LT GN GN GN LT GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC SC  
POP 12HR 10 0 0 10 20 0 5 5  
RAIN S  
SNOW S  
 

 
IAZ014-122200-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 33 27 39 21 33  
TEMP 26 33 31 27 27 29 32 32 38 38 31 27 24 21 21 25 31 33 28  
DEWPT 20 26 26 24 24 24 24 28 28 27 25 23 20 19 20 23 24 25 23  
RH 78 75 81 88 88 81 72 85 67 64 78 85 84 92 96 92 75 72 81  
WIND DIR W W SW SW SW SW W NW NW NW NW N N NW NW NW NW NW NW  
WIND SPD 10 11 8 8 9 10 17 24 28 29 23 18 10 8 8 5 9 8 9  
WIND GUST 35 41 41  
CLOUDS OV B2 B2 SC SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV B2 B2 B2 B2  
POP 12HR 0 10 30 5 30  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 T  
SNOW C C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 19 34 21 38 22 37 24 42  
TEMP 22 21 31 33 24 23 37 35 28 23 37 30 28 26 42 34  
DEWPT 20 19 21 21 21 21 26 27 24 22 26 25 23 23 27 25  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 B1 SC SC SC SC SC  
POP 12HR 10 5 0 20 20 5 10 5  
RAIN S  
SNOW S S S  
 

 
IAZ022-122200-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 36 28 40 23 34  
TEMP 28 36 31 28 29 30 33 34 39 39 33 29 26 23 23 28 33 33 28  
DEWPT 19 25 25 25 25 24 24 28 29 28 26 25 22 21 21 24 24 26 24  
RH 68 64 78 88 85 78 69 78 67 64 75 85 85 92 92 85 69 75 85  
WIND DIR W W SW SW SW SW W NW NW NW NW N N NW NW W NW W NW  
WIND SPD 11 12 9 10 11 11 18 25 28 28 21 18 12 9 10 9 10 10 10  
WIND GUST 36 39 39  
CLOUDS OV B2 B1 SC FW SC B1 B2 B2 B1 B2 B1 B1 B2 OV B2 B2 OV B2  
POP 12HR 0 10 30 5 30  
QPF 12HR 0 0 0.01 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 20 37 24 41 24 39 26 44  
TEMP 24 22 35 35 27 26 40 36 28 25 39 32 30 27 44 35  
DEWPT 22 21 22 22 22 23 27 28 25 24 26 25 24 24 27 26  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN GN GN GN GN GN BZ  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC  
POP 12HR 10 5 0 10 20 5 5 5  
RAIN S S  
SNOW S S  
 

 
MNZ072-122200-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 36 28 37 22 32  
TEMP 31 36 31 28 31 33 35 33 36 36 30 25 23 22 22 25 32 30 27  
DEWPT 24 28 26 26 26 26 27 29 28 26 24 22 20 20 21 23 24 24 21  
RH 75 72 81 92 81 75 72 85 72 67 78 88 88 92 96 92 72 78 78  
WIND DIR W W SW SW SW W NW NW NW NW N N NW NW W W NW N NW  
WIND SPD 10 10 9 9 10 12 20 27 32 29 21 14 9 8 8 5 9 9 11  
WIND GUST 40 44 41  
CLOUDS OV B2 B1 SC SC B1 B2 B2 B2 B2 B2 B1 B2 B2 OV OV OV B2 B2  
POP 12HR 0 20 30 10 30  
QPF 12HR 0 0 0.01 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C S S  
SNOW C C S S C C S  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 20 34 23 37 23 37 25 41  
TEMP 22 21 32 32 24 26 37 32 28 24 37 30 27 27 41 33  
DEWPT 21 19 21 22 21 23 26 27 24 22 25 25 25 23 26 26  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN LT GN GN GN GN BZ  
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1  
POP 12HR 20 10 5 20 20 5 20 5  
RAIN S S  
SNOW S S S S S  
 

 
MNZ081-122200-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 32 27 36 20 31  
TEMP 26 32 29 27 27 30 31 30 36 34 29 25 23 20 21 24 30 30 26  
DEWPT 20 25 25 25 24 24 26 28 27 26 23 21 19 19 19 22 23 24 22  
RH 78 75 85 92 88 78 81 92 69 72 78 84 84 96 92 92 75 78 85  
WIND DIR W W SW SW SW SW NW NW NW NW NW NW NW NW NW W NW NW NW  
WIND SPD 10 9 8 9 9 11 19 28 33 32 24 18 11 9 9 6 10 9 11  
WIND GUST 41 46 43  
CLOUDS OV OV B2 SC SC B1 B2 B2 B2 B2 B2 B1 B2 B2 OV B2 B2 B2 B2  
POP 12HR 0 20 40 10 20  
QPF 12HR 0 0 0.02 0 0  
SNOW 12HR 00-00 00-00 T  
SNOW C C S S S  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 19 33 21 36 21 34 24 40  
TEMP 21 20 31 31 22 24 36 32 28 21 34 28 27 25 40 34  
DEWPT 19 18 20 20 19 21 25 26 24 21 25 24 24 23 26 25  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN GN GN GN GN GN BZ  
AVG CLOUDS B2 B2 B1 B1 B1 B2 B2 B2 B2 B1 B1 B1 SC SC SC B1  
POP 12HR 20 5 5 20 20 5 20 5  
RAIN S  
SNOW S S S S S  
 

 
MNZ089-122200-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 33 28 36 21 32  
TEMP 26 33 30 28 29 31 32 32 35 35 30 27 23 21 22 25 31 31 27  
DEWPT 21 26 25 24 24 24 25 28 27 26 24 22 20 19 20 23 24 24 22  
RH 81 75 81 85 81 75 75 85 72 69 78 81 88 92 92 92 75 75 81  
WIND DIR W W SW SW SW W NW NW NW NW NW N NW NW W W NW NW NW  
WIND SPD 12 11 10 10 11 12 21 27 32 31 23 18 11 9 9 8 10 10 11  
WIND GUST 39 44 42  
CLOUDS OV B2 B1 SC SC B1 B2 B2 B1 B2 B2 B2 B2 B2 OV B2 B2 B2 B2  
POP 12HR 0 10 30 10 30  
QPF 12HR 0 0 0.02 0 0.01  
SNOW 12HR 00-00 00-00 T  
RAIN S  
SNOW C C S S C C S  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 19 34 22 37 22 35 24 39  
TEMP 21 20 31 32 24 24 36 34 29 22 35 29 27 26 39 33  
DEWPT 20 19 20 21 21 22 26 26 25 21 25 24 23 22 26 25  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN GN GN GN GN GN BZ  
AVG CLOUDS B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC B1  
POP 12HR 20 5 0 20 20 5 20 5  
RAIN S  
SNOW S S S S S  
 

 
SDZ040-122200-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 36 28 35 22 32  
TEMP 30 36 31 28 29 32 33 31 34 35 29 26 25 22 22 24 31 31 27  
DEWPT 27 29 27 26 25 26 27 28 28 28 25 24 23 22 22 24 25 26 23  
RH 88 75 85 92 85 78 78 88 78 75 85 92 92100100100 78 81 85  
WIND DIR W W SW SW SW W NW NW NW NW NW N NW NW W W NW N NW  
WIND SPD 10 10 6 6 9 10 21 25 26 25 19 13 8 9 9 8 10 10 12  
WIND GUST 35 37 35  
CLOUDS B2 B1 SC FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 OV OV OV OV B2  
POP 12HR 0 20 20 10 40  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S  
SNOW S S S C C C C S  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 19 35 22 37 22 35 23 40  
TEMP 23 19 32 34 25 24 36 33 27 22 34 31 28 24 39 34  
DEWPT 21 19 22 23 22 24 28 28 24 22 25 26 24 22 27 25  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 B1 B1 SC SC B1 B1  
POP 12HR 20 5 0 20 20 10 10 5  
RAIN S S  
SNOW S S S S  
 

 
SDZ050-122200-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 54 37 44 28 38  
TEMP 43 54 44 41 43 41 40 36 42 43 36 31 29 28 28 32 36 38 32  
DEWPT 25 23 23 24 23 22 25 26 28 27 26 25 26 26 26 27 27 25 23  
RH 49 30 43 50 45 46 55 67 57 53 67 78 88 92 92 81 69 59 69  
WIND DIR W W W W W NW NW NW NW NW N N NW NW NW NW NW NW NW  
WIND SPD 11 12 9 10 16 23 25 24 28 26 21 12 10 9 10 13 20 23 17  
WIND GUST 33 36 35 40 36 24 34 34 28  
CLOUDS SC FW FW FW FW SC SC SC SC SC SC SC B2 B2 OV OV B2 B2 B2  
POP 12HR 0 5 10 5 50  
QPF 12HR 0 0 0 0 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN C C  
SNOW C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 23 48 30 44 26 44 30 47  
TEMP 26 23 45 43 33 31 44 39 31 27 43 40 36 31 47 38  
DEWPT 22 21 22 23 23 26 27 26 24 22 22 22 22 22 25 23  
PWIND DIR NW W W NW NW W W W  
WIND CHAR GN GN GN GN GN GN GN BZ  
AVG CLOUDS B1 SC B1 B1 B1 B1 B2 B1 B1 SC SC SC SC SC B1 SC  
POP 12HR 5 0 0 30 5 5 0 5  
RAIN C  
 

 
SDZ057-122200-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 52 35 44 27 39  
TEMP 42 52 40 35 39 39 39 33 41 43 36 31 29 28 28 33 37 39 32  
DEWPT 27 26 25 25 26 25 27 28 29 28 28 26 27 26 27 29 28 26 25  
RH 55 36 55 66 59 57 62 82 62 55 72 81 92 92 96 85 70 59 75  
WIND DIR W W W W W NW NW NW N N N NW NW NW NW NW NW NW NW  
WIND SPD 9 10 8 9 13 19 24 21 25 24 18 12 8 8 9 12 19 20 14  
WIND GUST 35 32 35 34 26  
CLOUDS SC SC FW FW FW B1 SC SC SC SC B1 B1 B2 B2 OV OV OV B2 B2  
POP 12HR 0 5 20 10 50  
QPF 12HR 0 0 0 0 0.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S S  
SNOW S S C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 23 47 29 44 25 44 28 47  
TEMP 27 23 45 41 31 31 44 37 31 26 43 36 32 29 47 39  
DEWPT 23 22 23 25 24 27 29 28 26 23 24 24 24 23 27 24  
PWIND DIR NW W W NW NW W SW W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B1 B1 B1 B1 B1 B1 B2 B2 B1 SC SC SC SC SC B1 SC  
POP 12HR 5 0 0 30 5 10 5 10  
RAIN S C  
SNOW S  
 

 
SDZ038-122200-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 44 31 40 25 36  
TEMP 37 44 36 31 32 35 35 34 38 40 33 28 26 26 25 28 35 35 30  
DEWPT 30 29 26 25 25 25 28 29 29 28 27 25 24 25 25 27 27 26 24  
RH 75 55 67 78 75 66 75 82 70 62 78 88 92 96100 96 72 69 78  
WIND DIR W W SW SW W NW NW NW NW NW N NW NW NW W W NW NW NW  
WIND SPD 10 9 8 6 10 16 25 25 27 25 20 12 9 8 9 9 16 17 14  
WIND GUST 35 37 36  
CLOUDS B1 FW SC FW SC B2 B2 B1 B1 B1 B1 B1 B2 OV OV OV OV OV B2  
POP 12HR 0 10 20 10 40  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
SNOW S C C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 21 40 25 40 21 39 24 43  
TEMP 25 21 38 36 27 26 40 34 27 22 38 32 29 25 42 37  
DEWPT 22 20 23 25 24 25 29 27 24 21 24 24 24 22 26 24  
PWIND DIR NW W S NW NW W SW W  
WIND CHAR GN GN GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1  
POP 12HR 10 0 0 20 5 20 5 5  
RAIN S S S  
SNOW S S S  
 

 
SDZ059-122200-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 46 31 41 27 37  
TEMP 38 46 36 31 33 36 38 34 40 40 34 30 30 27 27 30 35 37 31  
DEWPT 30 29 25 25 25 25 28 29 29 29 27 26 26 25 26 27 28 26 25  
RH 73 51 64 78 72 64 67 82 64 64 75 85 85 92 96 88 75 64 78  
WIND DIR W W SW SW W W NW NW NW NW NW NW NW NW W W NW NW NW  
WIND SPD 9 10 6 8 11 16 24 24 26 25 21 13 9 8 9 9 13 16 14  
WIND GUST 34 35 36 35 28  
CLOUDS SC FW SC FW FW B1 B1 B1 B1 B1 B2 B1 B1 OV OV OV OV OV B2  
POP 12HR 0 10 20 10 40  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
SNOW S S C C S  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 22 42 26 41 23 40 26 45  
TEMP 27 22 39 38 28 28 41 36 29 24 39 35 31 27 44 39  
DEWPT 23 21 23 24 23 25 29 28 25 22 24 24 24 23 26 25  
PWIND DIR NW W S NW NW W SW W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC B1 B1  
POP 12HR 10 0 0 30 20 10 0 5  
RAIN S C S  
SNOW S S  
 

 
SDZ062-122200-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 39 30 39 24 34  
TEMP 32 39 33 30 30 33 35 34 38 37 32 29 27 24 24 26 34 33 29  
DEWPT 27 30 27 25 25 26 27 29 29 29 26 25 24 23 23 25 27 27 25  
RH 81 70 78 81 81 75 72 82 70 72 78 85 88 96 96 96 75 78 85  
WIND DIR W W SW SW SW W NW NW NW NW NW N NW NW W W NW NW NW  
WIND SPD 9 9 6 6 6 10 19 24 26 25 20 13 9 8 6 6 10 9 11  
WIND GUST 31 34 36  
CLOUDS B2 B1 SC FW SC SC B2 B1 B1 B1 B2 B1 B1 B2 OV B2 OV OV B2  
POP 12HR 0 10 20 5 30  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S  
SNOW S C C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 21 37 24 39 23 37 25 42  
TEMP 24 21 34 36 26 26 38 34 28 24 36 32 29 26 42 35  
DEWPT 22 21 23 23 23 23 29 28 26 23 25 25 24 23 28 25  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B2 B1 SC SC SC SC B1 SC  
POP 12HR 10 0 0 20 20 5 5 5  
RAIN S S  
SNOW S S S  
 

 
SDZ070-122200-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 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 46 31 43 26 38  
TEMP 36 46 36 31 32 35 37 37 42 42 36 33 29 27 26 30 36 37 31  
DEWPT 29 28 26 24 24 24 26 28 30 29 28 26 25 24 24 26 28 28 26  
RH 75 49 67 75 72 64 64 70 62 60 72 75 85 88 92 85 72 70 81  
WIND DIR W W SW SW SW W NW NW NW NW NW NW NW NW NW W NW NW NW  
WIND SPD 8 10 6 6 6 12 21 25 27 26 21 16 9 8 6 6 9 10 12  
WIND GUST 32 36 39 39 23  
CLOUDS B1 SC SC FW FW SC B1 B1 B1 B1 B2 SC B1 B2 OV B2 OV OV B2  
POP 12HR 0 10 20 5 30  
QPF 12HR 0 0 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
SNOW S S C C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 22 42 26 44 25 42 27 46  
TEMP 26 23 40 38 28 28 43 36 30 26 41 34 31 29 46 37  
DEWPT 23 22 24 24 23 24 29 28 27 25 26 25 24 25 28 26  
PWIND DIR NW W SW W NW W SW W  
WIND CHAR GN GN LT GN GN GN LT GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC SC SC  
POP 12HR 10 0 0 20 20 5 0 5  
RAIN S S  
SNOW S  
 

 
SDZ069-122200-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
941 AM CST TUE DEC 12 2017  
 
DATE TUE 12/12/17 WED 12/13/17 THU 12/14/17  
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18  
UTC 3HRLY 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00  
 
MAX/MIN 47 33 42 27 37  
TEMP 37 47 38 33 33 35 38 35 41 42 37 33 30 28 27 30 35 37 31  
DEWPT 29 28 26 24 25 25 26 28 29 29 28 26 25 25 25 26 28 27 26  
RH 72 47 62 69 72 66 62 75 62 60 70 75 81 88 92 85 75 67 81  
WIND DIR W W SW SW W W NW NW NW NW NW NW NW NW W W NW NW NW  
WIND SPD 9 10 8 8 9 14 25 28 29 27 25 17 11 9 9 9 11 16 16  
WIND GUST 36 41 40 39  
CLOUDS SC SC SC FW FW SC B1 B1 B1 B1 B1 SC B1 B2 OV OV OV OV B2  
POP 12HR 0 10 20 5 40  
QPF 12HR 0 0 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN S S C C  
SNOW S S C C C  
 
DATE FRI 12/15/17 SAT 12/16/17 SUN 12/17/17 MON 12/18/17  
CST 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 22 42 26 43 25 42 28 46  
TEMP 26 23 39 39 30 28 42 37 30 26 41 36 34 29 46 39  
DEWPT 23 22 24 24 23 24 29 29 26 24 25 25 25 24 27 26  
PWIND DIR NW W SW W NW W W W  
WIND CHAR GN GN LT GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 B1 B2 B2 B1 B1 SC SC SC SC B1 SC  
POP 12HR 10 0 0 30 20 5 0 5  
RAIN C S  
SNOW S  
 

 
 
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