390  
FOUS53 KFSD 202257  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
457 PM CST TUE FEB 20 2018  
 
IAZ012-211000-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 20 10 26 18  
TEMP 12 5 0 -4 -6 0 13 20 13 10 10 12 12 17 23 26 25 22 22 18 18  
DEWPT 6 3 -1 -4 -6 -2 4 8 6 8 9 9 10 14 19 21 21 22 21 18 18  
RH 76 91 95100100 91 67 59 73 91 96 87 91 88 84 81 84100 96100100  
WIND DIR NW NW NW NW W NW SW SE SE SE SE SE E E SE SE E SE SE SW NW  
WIND SPD 12 10 5 5 5 3 4 5 5 4 5 5 5 9 9 8 6 5 3 3 4  
CLOUDS SC FW CL CL CL CL CL CL SC B1 B1 B1 B2 OV OV OV OV OV OV OV B2  
POP 12HR 0 0 10 70 80  
QPF 12HR 0 0 0 0.07 0.09  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S S S S  
SNOW C C L L D D  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 29 16 29 16 32 16 33 17 35  
TEMP 26 26 18 18 28 27 22 16 30 30 19 18 31 31 20 19 32 33  
DEWPT 23 21 16 16 23 23 18 15 22 22 15 14 23 22 17 16 23 25  
PWIND DIR NW NE NE NW SW SW W SW S  
WIND CHAR LT LT LT GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 5 60 5 0 5 10 0 0  
SNOW L C  
 

 
IAZ031-211000-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -4 22 12 28 18  
TEMP 12 6 2 -2 -4 3 17 22 17 13 13 13 14 18 25 28 28 26 23 21 18  
DEWPT 7 4 1 -2 -5 -1 6 9 8 10 11 12 13 16 20 23 23 24 22 21 18  
RH 80 91 95100 95 83 61 57 67 87 91 96 96 92 81 81 81 92 96100100  
WIND DIR NW NW NW NW NW N NE E E E E E E E SE SE E E SE S NW  
WIND SPD 16 12 8 5 5 2 3 4 4 5 5 5 5 8 8 6 6 4 3 2 4  
CLOUDS SC FW CL CL CL CL CL FW SC B1 B2 B2 OV OV OV OV OV OV B2 OV B2  
POP 12HR 0 0 20 60 60  
QPF 12HR 0 0 0 0.04 0.06  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES  
FRZG DRZL S S L  
SNOW S C C L L L S  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 32 17 33 17 35 18 37 18 39  
TEMP 28 28 18 20 32 30 23 18 32 32 21 20 35 35 23 20 36 36  
DEWPT 24 22 16 18 23 24 19 16 22 22 16 17 23 23 18 17 24 27  
PWIND DIR NW NE NE NW SW SW W S S  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B1 SC B1 B2 B2 B2 B1 SC SC SC SC SC SC SC SC SC FW SC  
POP 12HR 5 5 60 10 0 5 20 0 0  
SNOW L C S  
 

 
IAZ014-211000-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -7 20 9 27 19  
TEMP 13 7 2 -1 -5 0 14 20 13 9 10 12 13 17 24 27 26 23 21 20 19  
DEWPT 7 4 0 -2 -6 -2 5 8 6 8 8 10 11 14 18 21 21 22 21 20 19  
RH 76 87 91 95 95 91 67 59 73 96 91 91 91 88 77 78 81 96100100100  
WIND DIR NW NW NW NW NW W NW SE E SE E E E E E E E SE S SW W  
WIND SPD 14 12 9 8 6 4 4 4 4 4 4 5 6 8 9 9 8 5 4 3 5  
CLOUDS SC SC FW CL CL CL FW CL SC B1 B1 B2 B2 B2 OV OV OV OV OV OV B2  
POP 12HR 0 0 10 60 80  
QPF 12HR 0 0 0 0.05 0.09  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES  
FRZG DRZL S S S S S  
SNOW S S S L L D D  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 30 15 30 17 32 16 33 16 36  
TEMP 28 25 17 16 29 27 22 18 30 29 20 17 31 30 20 17 32 34  
DEWPT 24 22 15 15 23 23 18 15 22 21 16 14 23 22 17 16 23 25  
PWIND DIR NW N NE NW W SW W SW S  
WIND CHAR LT LT LT GN GN GN GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 50 10 0 5 10 0 5  
SNOW C C  
 

 
IAZ022-211000-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -1 20 12 26 21  
TEMP 12 8 4 1 -1 3 15 20 14 12 14 15 16 18 23 26 26 26 26 23 21  
DEWPT 8 6 2 1 -3 0 5 8 7 9 10 11 13 16 19 21 22 24 23 23 21  
RH 84 91 91100 91 87 64 59 73 87 84 84 88 92 84 81 85 92 88100100  
WIND DIR NW NW NW NW NW NW N E E E E E E E E SE E SE SE SW NW  
WIND SPD 16 14 12 8 8 5 4 5 5 6 8 8 8 10 10 9 9 6 5 4 6  
CLOUDS SC B1 FW CL CL CL FW FW SC B1 B2 B2 OV OV OV OV OV OV OV OV B2  
POP 12HR 0 0 30 50 70  
QPF 12HR 0 0 0 0.02 0.07  
SNOW 12HR 00-00 00-00 00-00  
FLURRIES  
FRZG DRZL S C L S S  
SNOW C C C C C L C  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 31 18 30 19 33 18 36 19 37  
TEMP 29 26 19 19 29 28 23 20 32 30 22 19 34 33 23 20 35 34  
DEWPT 25 22 18 18 23 24 20 18 23 22 18 17 24 23 19 18 25 26  
PWIND DIR NW NE NE NW W SW W SW S  
WIND CHAR LT LT GN GN GN GN GN GN GN  
AVG CLOUDS B1 SC SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 60 20 0 5 20 0 5  
RAIN S  
SNOW L L S S  
 

 
MNZ072-211000-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -3 20 8 26 16  
TEMP 10 5 1 -1 -3 4 15 20 14 9 8 8 8 14 22 26 22 20 19 19 16  
DEWPT 6 2 0 -1 -4 -1 4 6 6 7 6 6 6 11 15 19 19 20 19 19 16  
RH 83 87 95100 95 79 61 54 70 91 91 91 91 88 74 74 88100100100100  
WIND DIR NW NW W W W W W SW SE S S SE SE SE SE SE E SE S SW W  
WIND SPD 14 13 9 9 10 8 6 5 6 6 5 5 6 9 10 10 9 5 4 3 6  
CLOUDS SC SC CL CL CL CL CL CL FW SC B1 B1 B2 B2 OV OV OV OV OV OV B2  
POP 12HR 0 0 5 60 80  
QPF 12HR 0 0 0 0.07 0.14  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S L L D D C C  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 29 12 29 17 31 12 32 16 34  
TEMP 25 23 12 16 28 27 22 18 30 28 18 13 30 27 17 19 31 32  
DEWPT 22 19 11 13 21 21 18 15 21 19 14 11 21 20 15 15 23 22  
PWIND DIR W SW SE W W SW W SW NW  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B2 B1 SC FW SC SC SC SC SC SC SC SC B1  
POP 12HR 5 5 30 5 5 5 10 0 0  
SNOW S C  
 

 
MNZ081-211000-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -6 19 6 25 17  
TEMP 11 5 -1 -5 -6 0 14 19 10 6 7 7 9 14 22 25 25 23 21 20 17  
DEWPT 5 3 -1 -5 -7 -3 4 8 5 4 6 6 7 11 15 19 20 21 20 19 17  
RH 76 91100100 95 87 64 61 80 91 96 96 91 88 74 78 81 92 96 96100  
WIND DIR NW NW W W W W W SW SE S SE SE E E E E E SE S SW W  
WIND SPD 14 12 9 8 9 5 5 5 5 4 4 4 6 8 9 9 9 6 5 4 6  
CLOUDS SC SC FW CL CL CL CL CL FW B1 B1 B1 B2 B2 OV OV OV OV OV OV B2  
POP 12HR 0 0 5 70 80  
QPF 12HR 0 0 0 0.06 0.12  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S C  
SNOW S S L L D D C  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 28 14 28 17 30 13 31 16 33  
TEMP 26 23 16 15 26 27 22 18 29 27 18 14 29 28 19 17 29 32  
DEWPT 22 20 15 13 21 21 18 15 21 20 14 12 21 21 16 15 22 24  
PWIND DIR W NW E NW W SW W SW SW  
WIND CHAR LT LT LT GN GN GN GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 50 10 0 10 10 0 0  
SNOW C C  
 

 
MNZ089-211000-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -6 18 7 25 17  
TEMP 9 2 -2 -5 -6 0 12 17 11 7 8 8 10 14 22 24 25 21 19 19 17  
DEWPT 5 2 -2 -5 -7 -3 4 7 5 6 6 7 8 11 16 19 20 20 19 19 17  
RH 83100100100 95 87 70 64 76 96 91 96 91 88 77 81 81 96100100100  
WIND DIR NW NW W W W W W SW SE SE SE SE E E SE E E SE S SW W  
WIND SPD 13 13 10 9 9 6 5 5 5 5 5 5 6 9 10 10 9 6 5 4 8  
CLOUDS SC SC FW CL CL CL CL CL FW B1 B1 B1 B2 OV OV OV OV OV OV OV B2  
POP 12HR 0 0 5 70 80  
QPF 12HR 0 0 0 0.07 0.12  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S S S S  
SNOW S S L L D D S  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 28 14 28 16 30 13 31 16 33  
TEMP 25 23 15 16 27 26 20 17 28 27 18 14 29 28 19 17 29 32  
DEWPT 22 20 14 14 21 21 17 15 21 20 13 12 21 21 16 15 23 24  
PWIND DIR W N E NW SW SW W SW S  
WIND CHAR LT LT LT GN GN GN GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 5 60 10 0 5 10 0 0  
SNOW L C  
 

 
SDZ040-211000-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 19 6 25 14  
TEMP 8 1 -3 -7 -9 -3 11 18 11 6 6 6 7 13 21 25 21 18 17 17 14  
DEWPT 3 -1 -5 -7-10 -5 3 7 5 5 5 5 6 10 16 19 19 18 17 17 14  
RH 79 91 91100 95 91 69 61 76 96 96 96 96 87 81 78 92100100100100  
WIND DIR NW W W W W W SW S SE S SE SE SE SE SE SE SE SE S SW NW  
WIND SPD 11 9 6 6 5 4 6 6 6 6 6 6 8 8 9 10 9 5 4 3 5  
CLOUDS B1 SC CL CL CL CL CL CL FW B1 B1 B1 B2 B2 OV OV OV OV OV OV B2  
POP 12HR 0 0 5 70 80  
QPF 12HR 0 0 0 0.09 0.08  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S L L D D S S  
WIND CHILL Y Y Y Y  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 27 9 27 13 28 10 30 13 32  
TEMP 23 21 10 13 26 25 18 14 26 25 13 12 29 25 16 15 30 28  
DEWPT 21 18 10 11 21 20 16 12 19 18 11 9 20 18 14 13 22 22  
PWIND DIR W S S W SW SW W SW NW  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 30 5 5 5 10 0 0  
SNOW C C  
 

 
SDZ050-211000-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 24 11 25 12  
TEMP 5 -4 -6 -5 -7 0 17 24 19 14 13 12 11 15 21 25 23 19 14 12 12  
DEWPT 0 -6 -8 -9 -8 -5 4 9 8 9 8 8 8 12 16 19 19 19 14 12 12  
RH 79 91 91 82 95 79 56 52 61 80 80 84 87 88 81 78 84100100100100  
WIND DIR NW W W W SW S S S SE S S S S S SE SE SE SE SW SW NW  
WIND SPD 10 8 6 5 5 4 8 11 10 11 11 9 9 9 9 9 6 5 5 4 6  
CLOUDS FW CL CL CL CL CL CL FW SC B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2  
POP 12HR 0 0 5 70 30  
QPF 12HR 0 0 0 0.07 0.01  
SNOW 12HR 00-00 00-00 00-00  
SNOW C C L L C C  
WIND CHILL Y Y Y Y  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 27 13 32 16 34 17 36 19 35  
TEMP 23 22 14 16 30 29 17 20 32 32 19 19 33 33 22 21 33 32  
DEWPT 19 18 12 15 22 20 13 14 20 20 14 14 21 21 17 16 22 22  
PWIND DIR NW SE SW W W W W SW S  
WIND CHAR LT LT LT GN GN GN GN GN GN  
AVG CLOUDS B2 B1 B1 B2 B2 SC FW SC SC SC SC SC SC FW SC SC SC SC  
POP 12HR 5 20 30 0 0 5 5 0 0  
SNOW S C  
 

 
SDZ057-211000-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 21 9 26 10  
TEMP 7 -3 -7 -9-10 -4 13 20 16 13 11 9 9 13 22 26 22 19 14 12 10  
DEWPT 1 -4 -7-10-11 -7 5 10 10 10 9 8 8 13 17 21 20 19 14 12 10  
RH 76 95100 95 95 86 70 64 77 87 91 96 96100 81 81 92100100100100  
WIND DIR NW W W SW SW S S SE SE SE SE SE SE SE SE SE SE SE SE SW NW  
WIND SPD 9 5 5 5 3 2 6 10 10 11 10 9 8 9 9 8 6 4 3 2 4  
CLOUDS FW CL CL CL CL CL CL FW SC B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2  
POP 12HR 0 0 0 70 50  
QPF 12HR 0 0 0 0.09 0.03  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S L L C C  
WIND CHILL Y Y Y Y  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 27 10 31 13 33 14 33 16 33  
TEMP 22 20 12 13 29 28 15 15 30 30 17 16 30 31 20 17 31 31  
DEWPT 19 18 11 13 22 20 12 13 20 20 13 13 21 21 16 15 22 23  
PWIND DIR W SE SW W W W W S SE  
WIND CHAR LT LT LT LT GN LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 10 20 0 0 5 5 0 0  
SNOW S  
 

 
SDZ038-211000-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 18 7 25 11  
TEMP 6 -2 -6 -9-12 -8 10 17 13 10 8 8 7 13 21 25 21 18 16 12 12  
DEWPT 1 -6 -8-10-13-10 3 7 6 7 6 6 5 10 16 19 18 18 16 12 12  
RH 79 82 91 95 95 91 73 64 73 87 91 91 91 87 81 78 88100100100100  
WIND DIR NW W W SW SW S S SE SE SE SE SE SE SE SE SE SE SE S W NW  
WIND SPD 10 6 6 6 5 3 5 8 6 10 9 9 8 9 9 9 5 4 4 3 5  
CLOUDS SC CL CL CL CL CL CL CL SC B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2  
POP 12HR 0 0 5 80 60  
QPF 12HR 0 0 0 0.09 0.07  
SNOW 12HR 00-00 00-00 00-00  
SNOW S S D D L L  
WIND CHILL Y Y Y Y  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 26 7 29 11 30 10 30 13 31  
TEMP 22 18 8 10 27 26 15 13 28 27 14 13 28 27 17 14 29 27  
DEWPT 18 15 7 9 20 19 11 11 18 17 10 10 19 18 13 12 21 20  
PWIND DIR W S S SW SW SW SW S SE  
WIND CHAR LT LT LT LT GN LT GN GN GN  
AVG CLOUDS B2 B1 SC B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 0 20 0 0 5 5 0 0  
SNOW S  
 

 
SDZ059-211000-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 20 8 25 13  
TEMP 8 0 -4 -6 -9 -4 13 19 15 12 10 8 8 13 21 25 23 20 19 14 13  
DEWPT 3 -2 -5 -8-11 -7 4 7 8 8 8 7 8 12 17 20 20 20 18 14 13  
RH 79 91 95 91 91 86 67 59 73 84 91 96100 96 84 81 88100 96100100  
WIND DIR NW W W W W SW S SE SE SE SE SE SE SE SE SE SE SE S SW NW  
WIND SPD 11 8 6 6 6 2 4 9 8 10 9 8 8 9 9 9 6 5 4 3 5  
CLOUDS SC CL CL CL CL CL CL FW SC B1 B1 B1 B2 B2 OV OV OV OV B2 B2 B2  
POP 12HR 0 0 5 80 70  
QPF 12HR 0 0 0 0.10 0.04  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S  
SNOW C C D D L L  
WIND CHILL Y Y Y Y  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 27 10 29 12 31 12 32 15 33  
TEMP 22 21 12 12 26 27 16 14 28 28 15 15 30 29 18 17 31 30  
DEWPT 20 18 11 12 21 21 13 12 19 19 11 12 21 21 15 14 21 23  
PWIND DIR W SE S W SW SW W SW S  
WIND CHAR LT LT LT LT GN LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 5 5 40 0 0 5 5 0 0  
SNOW C  
 

 
SDZ062-211000-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -6 17 8 26 15  
TEMP 8 4 -1 -5 -6 0 13 17 13 11 9 8 10 16 23 26 23 21 20 18 15  
DEWPT 3 1 -2 -5 -9 -3 4 8 6 8 7 6 8 13 17 20 20 20 19 18 15  
RH 79 87 95100 86 87 67 67 73 87 91 91 91 88 77 78 88 96 96100100  
WIND DIR NW NW NW W W W SW S SE SE SE SE SE SE SE SE E SE S SW NW  
WIND SPD 12 10 5 5 5 3 4 6 6 5 4 5 5 9 9 9 8 5 3 3 4  
CLOUDS SC FW CL CL CL CL CL CL FW B1 B1 B1 B2 OV OV OV OV OV OV OV B2  
POP 12HR 0 0 5 80 80  
QPF 12HR 0 0 0 0.09 0.11  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S S  
SNOW C C D D D D S  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 29 13 29 14 31 12 32 15 34  
TEMP 26 23 16 14 28 26 21 14 28 29 16 14 30 30 18 18 32 31  
DEWPT 22 20 15 14 22 21 17 14 21 20 13 12 22 21 15 15 22 23  
PWIND DIR NW NE E W SW SW W S S  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B2 B1 B1 B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 5 60 5 5 5 10 0 0  
SNOW L C  
 

 
SDZ070-211000-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -7 22 11 27 16  
TEMP 11 5 0 -4 -5 1 16 22 16 12 11 11 12 16 24 27 26 24 21 19 16  
DEWPT 5 2 -1 -4 -6 -2 5 8 6 8 9 10 10 14 18 20 22 22 20 19 16  
RH 76 87 95100 95 87 61 54 64 84 91 96 91 92 77 74 85 92 96100100  
WIND DIR NW NW NW W NW NW SE SE SE SE SE SE E E SE SE E E SE S NW  
WIND SPD 13 9 5 5 5 2 4 6 5 5 4 5 5 6 8 8 5 5 3 2 4  
CLOUDS SC FW CL CL CL CL CL FW SC B1 B2 B2 B2 OV OV OV OV OV B2 OV B2  
POP 12HR 0 0 10 70 70  
QPF 12HR 0 0 0 0.07 0.08  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S C S S  
SNOW C C L L L L  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 30 15 31 15 34 15 34 18 38  
TEMP 26 25 17 17 30 27 21 16 32 30 19 17 32 32 21 19 34 35  
DEWPT 22 21 14 16 22 21 16 13 22 21 15 14 22 21 16 16 23 25  
PWIND DIR NW NE NE NW SW SW W SW S  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 10 60 5 0 5 10 0 0  
SNOW L C  
 

 
SDZ069-211000-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
457 PM CST TUE FEB 20 2018  
 
DATE 02/20/18 WED 02/21/18 THU 02/22/18 FRI  
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 -7 22 10 27 15  
TEMP 10 4 -2 -5 -6 1 16 22 17 12 10 11 12 16 23 27 24 23 20 18 15  
DEWPT 4 1 -3 -5 -7 -3 5 8 8 8 8 9 10 14 17 20 21 21 19 18 15  
RH 76 87 95100 95 83 61 54 67 84 91 91 91 92 77 74 88 92 96100100  
WIND DIR NW NW NW W NW W SE SE SE SE SE E E E SE SE E SE S SW NW  
WIND SPD 14 10 6 6 5 3 4 6 6 6 5 5 6 8 8 9 6 5 3 3 5  
CLOUDS FW CL CL CL CL CL CL FW SC B1 B2 B2 B2 OV OV OV OV OV B2 B2 B2  
POP 12HR 0 0 10 70 70  
QPF 12HR 0 0 0 0.08 0.06  
SNOW 12HR 00-00 00-00 00-00  
FRZG DRZL S S  
SNOW C C L L L L  
 
DATE 02/23/18 SAT 02/24/18 SUN 02/25/18 MON 02/26/18 TUE 02/27/18  
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 30 13 30 15 34 15 35 17 37  
TEMP 25 24 15 16 29 27 19 17 32 31 18 17 33 32 20 19 34 34  
DEWPT 21 19 13 15 21 20 15 13 21 20 14 14 22 22 16 16 22 23  
PWIND DIR NW NE NE W SW SW W SW S  
WIND CHAR LT LT LT GN GN LT GN GN GN  
AVG CLOUDS B1 SC B1 B2 B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC  
POP 12HR 10 10 60 0 0 5 5 0 0  
SNOW L C  
 

 
 
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