248  
FOUS53 KFSD 282238  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
538 PM CDT TUE JUL 28 2026  
 
IAZ012-290900-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 68 90 69 83 65  
TEMP 88 78 74 70 70 81 87 89 88 79 75 71 71 77 80 82 80 73 70 68 66  
DEWPT 72 70 69 68 68 71 70 70 68 68 68 67 67 70 72 73 73 72 70 68 66  
RH 59 76 84 93 93 72 57 54 52 69 79 87 87 79 77 74 79 97100100100  
WIND DIR SE SE SE S S S S S SE SE SE S SE S S S SE SE S SW NW  
WIND SPD 3 4 4 4 4 6 6 6 8 9 8 9 8 12 12 14 12 11 9 8 11  
CLOUDS FW FW FW FW SC FW FW FW FW FW SC B1 B2 B2 B1 OV B2 OV B2 OV OV  
POP 12HR 0 5 10 70 90  
QPF 12HR 0 0 0 0.23 0.93  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L L D D L L C  
TSTMS S S C C C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 95 85 92 94 92 84 87 84  
MAX HEAT 97 93 92 94 91 84 87  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 80 60 80 61 82 63 84 64 82  
TEMP 77 80 67 62 77 78 66 62 79 80 68 64 79 81 69 65 78 79  
DEWPT 71 69 64 62 68 68 64 62 68 67 64 63 68 68 65 64 67 66  
PWIND DIR N N N SE SE SE S S S  
WIND CHAR BZ LT LT LT LT GN GN GN LT  
AVG CLOUDS B2 SC FW FW SC FW CL CL FW CL CL FW SC FW FW FW B2 SC  
POP 12HR 30 5 0 0 0 0 0 10 20  
RAIN SHWRS C S S S  
TSTMS S S S S  
 

 
IAZ031-290900-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 91 70 85 66  
TEMP 90 81 77 72 71 81 88 91 89 82 78 73 71 77 81 83 82 76 73 70 67  
DEWPT 71 70 69 69 69 71 69 68 67 69 69 68 68 69 72 73 72 72 71 70 67  
RH 54 69 76 90 93 72 54 47 48 65 74 84 90 76 74 72 72 87 93100100  
WIND DIR E SE SE SE SE SE SE SE SE SE SE SE SE S S SE SE SE S W NW  
WIND SPD 4 4 3 4 4 5 8 9 10 9 6 8 8 10 12 13 12 11 8 9 11  
WIND GUST 23  
CLOUDS FW FW FW SC SC FW FW FW FW FW FW B1 OV B2 B2 B2 B2 B2 B2 B2 OV  
POP 12HR 0 5 20 70 90  
QPF 12HR 0 0 0.03 0.15 1.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S L L L L D D L L C  
TSTMS S S S S C C C C C S S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 96 85 85 92 95 92 85 86 89 87  
MAX HEAT 98 95 94 96 94 87 90 86  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 82 61 81 61 83 63 85 65 83  
TEMP 79 82 69 63 79 80 68 63 81 82 69 64 81 83 71 66 79 81  
DEWPT 71 68 65 63 67 66 65 63 66 65 65 64 67 66 66 65 67 66  
PWIND DIR N N N SE S SE S SE SE  
WIND CHAR BZ LT LT LT LT GN GN GN LT  
AVG CLOUDS B2 SC FW FW SC FW CL CL FW CL CL FW SC FW FW FW B1 SC  
POP 12HR 30 5 0 0 0 0 0 5 20  
RAIN SHWRS C S  
TSTMS S S  
 

 
IAZ014-290900-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 66 90 68 85 64  
TEMP 88 78 72 69 68 81 87 88 88 79 74 70 69 78 82 83 81 73 70 67 65  
DEWPT 71 70 68 66 66 70 68 68 67 67 66 64 64 67 67 68 68 68 68 66 65  
RH 57 76 87 90 93 69 53 52 50 67 76 81 84 69 61 61 65 84 93 97100  
WIND DIR SE SE S SE S S S S S SE S S S S S S SE SE S S W  
WIND SPD 3 4 3 3 3 6 6 8 9 9 9 8 8 11 13 14 13 13 10 11 12  
CLOUDS FW FW CL SC SC FW FW FW FW FW FW B1 SC SC B2 B2 B2 OV B2 OV OV  
POP 12HR 0 20 5 50 90  
QPF 12HR 0 0.02 0 0.17 1.10  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C D D D D C  
SPRINKLES C  
TSTMS S S C C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 94 85 90 92 90 85 86 84  
MAX HEAT 96 91 91 92 89 85 87  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 80 60 81 60 83 62 85 63 84  
TEMP 76 79 66 62 78 79 66 62 80 81 66 63 81 82 69 64 79 81  
DEWPT 69 67 64 62 65 66 63 61 65 65 64 62 66 67 65 63 66 65  
PWIND DIR N N N NE SE SE S S S  
WIND CHAR BZ GN GN LT LT GN GN GN LT  
AVG CLOUDS B2 B1 SC FW SC FW CL CL FW CL CL FW FW FW FW FW B1 SC  
POP 12HR 50 20 5 0 0 0 0 20 20  
RAIN SHWRS C S S S S S S  
TSTMS S S S S S  
 

 
IAZ022-290900-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 68 91 69 84 66  
TEMP 89 78 74 70 70 82 88 89 88 79 75 71 70 78 82 83 81 73 71 68 67  
DEWPT 72 71 69 68 68 69 67 68 66 67 67 65 65 66 67 69 68 69 69 68 67  
RH 57 79 84 93 93 65 50 50 48 67 76 81 84 67 61 63 65 87 93100100  
WIND DIR E SE SE SE S S SE SE SE SE SE S S S S S SE SE S S SW  
WIND SPD 4 4 4 4 4 6 6 9 9 9 8 8 8 11 13 14 12 11 10 10 10  
CLOUDS FW FW FW SC SC FW FW FW FW FW SC SC B1 B1 B2 B2 B2 B2 OV OV OV  
POP 12HR 0 10 5 40 90  
QPF 12HR 0 0.01 0 0.03 1.13  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C D D D D C  
TSTMS S S S S C C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 95 86 91 92 90 85 87 84  
MAX HEAT 96 94 91 94 89 86 88  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 80 61 81 61 83 63 84 64 84  
TEMP 76 79 67 63 77 79 66 64 80 81 67 64 80 82 69 65 80 82  
DEWPT 70 67 64 63 66 65 64 63 65 65 64 63 66 66 66 64 66 64  
PWIND DIR NW N N NE E SE S S S  
WIND CHAR BZ GN GN LT LT LT GN GN LT  
AVG CLOUDS B2 B1 SC SC SC FW CL FW FW CL CL FW FW FW FW FW SC B1  
POP 12HR 50 10 5 0 0 0 0 20 10  
RAIN SHWRS C S S S  
TSTMS S S S S  
 

 
MNZ072-290900-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 92 71 86 65  
TEMP 89 79 75 71 71 83 89 90 90 81 76 73 73 81 84 83 79 73 70 68 66  
DEWPT 70 70 67 67 68 70 66 65 64 66 67 67 67 69 69 69 69 70 70 68 66  
RH 54 74 76 87 90 65 47 44 42 60 74 81 81 67 61 63 72 90100100100  
WIND DIR E SE S S S SW S S SE S S S S S S S S S SE NE N  
WIND SPD 5 4 3 4 4 6 8 8 8 9 10 10 11 12 14 13 11 10 6 9 11  
CLOUDS FW SC SC FW FW CL FW FW FW FW SC SC B1 SC B1 B2 B2 B2 OV B2 B2  
POP 12HR 30 5 5 70 90  
QPF 12HR 0 0 0 0.40 0.85  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S S C C L L D D D D C  
TSTMS S S S S S S C C C C C S S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 94 81 87 91 92 83 84 88 87  
MAX HEAT 96 93 93 94 90 89 89  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 80 61 82 63 84 66 86 65 81  
TEMP 77 80 68 63 79 80 68 65 82 82 70 68 82 84 71 65 77 78  
DEWPT 68 66 65 63 65 64 64 62 64 65 65 63 66 65 65 63 63 60  
PWIND DIR N NW N SE S S S S NW  
WIND CHAR BZ LT LT LT GN BZ BZ GN GN  
AVG CLOUDS B1 SC FW FW FW FW CL FW FW FW CL FW FW FW FW SC SC SC  
POP 12HR 40 20 0 0 0 0 5 30 20  
RAIN SHWRS C S S C S S  
TSTMS S S S S  
 

 
MNZ081-290900-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 67 89 69 84 64  
TEMP 86 78 74 70 69 81 86 88 87 79 75 71 70 79 83 82 80 73 70 68 65  
DEWPT 69 69 68 68 67 69 66 64 63 66 67 66 65 67 66 66 66 68 68 67 65  
RH 57 74 82 93 93 67 51 45 45 64 76 84 84 67 57 58 62 84 93 97100  
WIND DIR E SE S S S SW S S S S S S S S S S S S S S NE  
WIND SPD 2 2 3 3 4 5 5 6 5 6 9 9 9 11 12 13 12 12 8 9 11  
CLOUDS CL FW SC SC SC FW FW FW FW FW SC SC SC SC B2 B2 B2 B2 OV OV B2  
POP 12HR 10 5 5 50 90  
QPF 12HR 0 0 0 0.23 1.02  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C D D D D C  
TSTMS S S C C C S S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 90 84 88 85 84  
MAX HEAT 93 90 89 91 89 85 85  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 79 60 80 61 82 63 84 64 81  
TEMP 75 79 67 62 78 79 67 63 80 81 69 64 81 82 70 65 78 79  
DEWPT 66 64 64 62 63 62 63 61 63 63 64 62 64 65 65 63 64 61  
PWIND DIR N N N SE S S S S W  
WIND CHAR BZ LT LT LT LT GN BZ GN GN  
AVG CLOUDS B2 B1 SC FW FW FW CL FW FW FW CL FW FW FW FW FW SC SC  
POP 12HR 50 20 0 5 0 0 0 20 20  
RAIN SHWRS C S S S S S  
TSTMS S S S S S  
 

 
MNZ089-290900-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 67 89 69 83 65  
TEMP 87 77 73 69 69 80 86 88 87 78 75 71 69 77 80 82 80 72 70 67 66  
DEWPT 69 70 68 68 67 70 67 66 64 67 67 66 66 67 67 67 67 69 69 67 66  
RH 55 79 84 97 93 72 53 48 46 69 76 84 90 71 65 61 65 90 97100100  
WIND DIR SE SE S S S SW S S S S S S S S S S S S S S N  
WIND SPD 2 3 3 4 4 8 6 6 8 9 10 10 10 12 13 13 13 13 10 10 12  
CLOUDS FW FW SC SC SC FW FW FW FW FW SC SC SC B1 B2 B2 B2 OV B2 OV B2  
POP 12HR 10 5 5 60 90  
QPF 12HR 0.01 0 0 0.31 0.97  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S L L D D D D C  
TSTMS S C C C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 92 83 89 90 82 85  
MAX HEAT 94 91 90 92 88 83 86  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 79 61 80 61 81 63 83 64 81  
TEMP 75 79 67 62 77 79 66 63 79 80 67 64 80 81 69 64 77 78  
DEWPT 67 64 64 62 63 63 63 62 64 63 64 63 65 64 65 63 63 61  
PWIND DIR N N N SE S S S S S  
WIND CHAR BZ GN LT LT LT GN BZ GN GN  
AVG CLOUDS B2 SC SC FW FW FW CL CL FW CL CL FW FW FW FW FW B1 SC  
POP 12HR 40 20 0 0 0 0 0 20 20  
RAIN SHWRS C S S S S S S  
TSTMS S S S S  
 

 
SDZ040-290900-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 67 90 69 83 64  
TEMP 88 78 73 69 69 81 88 89 88 79 74 71 70 77 80 82 78 72 69 67 65  
DEWPT 67 68 66 66 67 70 68 67 65 66 67 67 67 70 71 71 70 70 69 67 65  
RH 50 71 79 90 93 69 52 48 47 64 79 87 90 79 74 69 76 93100100100  
WIND DIR SE SE SE S S S S S S SE S S S S S S S SE E N N  
WIND SPD 5 4 4 4 5 9 10 9 9 10 10 10 10 13 16 14 11 9 8 10 14  
WIND GUST 26 25  
CLOUDS SC SC SC FW SC FW FW FW FW FW B1 B1 B2 B1 B2 OV B2 OV B2 B2 B2  
POP 12HR 10 20 20 80 80  
QPF 12HR 0.07 0.04 0.01 0.65 0.67  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S S C C D D D D L L S  
TSTMS S S S S S S C C C C S S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 91 85 91 91 90 83 86  
MAX HEAT 93 89 92 93 90 84 87  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 80 59 80 60 82 63 84 61 78  
TEMP 76 80 66 62 78 79 65 62 79 80 68 64 80 82 67 62 73 75  
DEWPT 68 65 63 61 65 64 63 61 66 65 63 62 67 65 63 61 62 60  
PWIND DIR N N N SE S S S SE NE  
WIND CHAR BZ LT LT LT GN BZ BZ GN GN  
AVG CLOUDS B1 SC FW FW SC FW CL CL FW FW CL FW SC FW FW SC B1 SC  
POP 12HR 20 10 0 0 0 0 5 20 30  
RAIN SHWRS S S S C S  
TSTMS S S S  
 

 
SDZ050-290900-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 68 93 69 85 64  
TEMP 90 80 76 71 69 80 88 91 90 80 77 73 70 74 80 84 79 73 70 67 65  
DEWPT 63 64 64 66 67 68 66 64 64 67 68 70 70 70 72 70 71 70 69 67 65  
RH 41 58 66 84 93 67 48 41 42 65 74 90100 87 77 63 77 90 97100100  
WIND DIR E SE S S SW S SE SE SE S S S S S S S NW SW NW NW NW  
WIND SPD 9 9 9 8 9 11 14 16 16 14 14 13 12 13 14 12 13 12 11 16 18  
CLOUDS CL SC FW FW SC FW FW SC SC SC B1 B1 B2 B1 B1 B2 B1 B1 SC SC B2  
POP 12HR 0 10 50 80 60  
QPF 12HR 0 0 0.14 0.56 0.41  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C D D L L  
TSTMS C S C S S C C S  
OBVIS K K K K K K K K K K K  
HEAT INDEX 82 83 90 93 82 84 89 81  
MAX HEAT 92 90 90 94 90 85 90  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 83 62 85 65 89 69 91 64 80  
TEMP 78 83 69 63 81 84 71 66 85 87 74 69 85 88 72 65 75 77  
DEWPT 66 62 62 61 62 60 60 59 60 59 58 57 60 60 59 57 58 57  
PWIND DIR N N S S S S S W NE  
WIND CHAR BZ LT GN GN BZ WY WY BZ BZ  
AVG CLOUDS B1 FW FW FW SC CL CL FW FW CL CL FW SC FW FW B1 B1 SC  
POP 12HR 0 0 0 0 0 0 5 20 30  
RAIN SHWRS S C C  
TSTMS S S  
 

 
SDZ057-290900-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 94 69 86 64  
TEMP 92 81 77 73 70 83 91 94 92 81 77 74 70 76 82 85 81 73 71 68 65  
DEWPT 64 67 66 68 68 71 67 65 66 69 71 72 70 73 73 73 72 73 71 68 65  
RH 40 63 69 84 93 67 45 39 43 67 82 93100 90 74 67 74100100100100  
WIND DIR SE SE SE S S S S SE SE SE S SE SE S S S N NE NW NW NW  
WIND SPD 8 8 9 8 6 9 13 16 16 14 12 11 11 11 12 11 12 10 10 12 12  
CLOUDS FW FW FW FW FW CL FW SC FW SC B1 B1 B2 B1 B2 B1 B1 B1 SC B1 B2  
POP 12HR 0 5 50 80 60  
QPF 12HR 0 0 0.15 0.49 0.25  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L L D D L L  
TSTMS C C S S C C S  
OBVIS K K K K K K K K K K K  
HEAT INDEX 94 83 87 94 96 94 84 87 91 85  
MAX HEAT 95 92 96 98 92 88 92  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 85 62 86 65 90 69 92 64 80  
TEMP 80 85 70 64 82 85 72 68 86 88 76 71 86 88 72 65 75 78  
DEWPT 67 64 65 64 64 62 64 62 63 61 62 60 62 61 61 59 58 57  
PWIND DIR N E SE SE S SE S NE NE  
WIND CHAR GN LT LT GN BZ BZ BZ BZ GN  
AVG CLOUDS B1 FW FW FW SC CL CL FW FW FW FW FW SC FW FW SC B1 SC  
POP 12HR 0 0 0 0 0 0 5 20 30  
RAIN SHWRS S C C  
TSTMS S S  
 

 
SDZ038-290900-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 93 70 84 64  
TEMP 89 78 74 71 70 81 89 91 89 80 76 73 71 76 81 82 78 72 69 67 65  
DEWPT 65 67 66 66 67 70 67 66 65 67 68 69 70 72 72 72 72 72 69 67 65  
RH 45 69 76 84 90 69 48 44 45 65 76 87 97 87 74 72 82100100100100  
WIND DIR S SE S S SE S S S SE SE S S SE S S S E NE N NW N  
WIND SPD 5 8 6 6 8 10 11 11 12 12 12 11 11 13 13 12 9 9 9 10 12  
CLOUDS FW SC FW FW FW FW CL SC FW SC B1 B1 B2 B2 B2 B2 B1 B2 B2 B1 B2  
POP 12HR 5 5 30 80 80  
QPF 12HR 0 0 0.08 0.66 0.44  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C D D D D C C  
TSTMS C S S S S C C S S S  
OBVIS K K K K K K K K K K K K  
HEAT INDEX 92 85 92 94 92 85 88  
MAX HEAT 96 90 94 96 91 85 89  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 83 62 83 64 85 67 88 63 79  
TEMP 79 83 68 63 80 82 69 66 82 83 72 68 84 85 69 63 74 76  
DEWPT 67 65 65 63 65 64 64 62 65 63 63 62 64 63 63 60 59 58  
PWIND DIR N N SE SE S S S E NE  
WIND CHAR GN LT LT GN BZ BZ BZ BZ GN  
AVG CLOUDS B1 FW FW FW SC FW CL FW SC FW FW FW SC FW SC SC SC SC  
POP 12HR 10 5 0 0 0 0 0 30 30  
RAIN SHWRS S C C C  
TSTMS S C  
 

 
SDZ059-290900-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 95 70 86 64  
TEMP 91 79 74 71 70 83 91 94 90 80 76 73 71 77 82 84 80 72 70 68 65  
DEWPT 66 67 67 68 68 71 69 66 66 68 69 70 70 72 74 73 73 72 70 68 65  
RH 44 67 79 90 93 67 49 40 45 67 79 90 97 85 77 70 79100100100100  
WIND DIR SE SE SE S S S S S SE SE S S SE S S S SE SE NW NW NW  
WIND SPD 5 8 8 6 8 10 11 12 13 12 12 11 12 13 16 14 12 9 9 12 17  
CLOUDS FW FW FW FW FW FW FW SC SC SC B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 0 10 40 80 80  
QPF 12HR 0 0 0.07 0.64 0.43  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C D D D D C C  
SPRINKLES C  
TSTMS C S S S C C C S S  
OBVIS K K K K K K K K K K K K  
HEAT INDEX 94 88 95 97 93 82 87 90 83  
MAX HEAT 96 92 96 98 93 88 92  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 83 61 83 64 85 67 89 64 81  
TEMP 79 83 68 63 80 82 68 65 82 83 71 68 84 85 69 64 76 77  
DEWPT 69 66 66 63 66 65 64 63 65 64 64 63 66 64 64 62 62 61  
PWIND DIR N N NE SE S SE S SE NE  
WIND CHAR BZ LT LT GN BZ BZ WY BZ GN  
AVG CLOUDS B1 FW FW FW SC CL CL FW FW FW FW FW SC FW SC SC B1 SC  
POP 12HR 10 5 0 0 0 0 5 20 30  
RAIN SHWRS S C C  
TSTMS S S  
 

 
SDZ062-290900-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 91 71 83 66  
TEMP 88 78 75 71 70 81 88 90 88 80 76 73 71 77 80 82 79 73 70 68 67  
DEWPT 69 69 68 68 68 71 69 68 66 67 68 68 68 70 71 72 72 71 70 68 67  
RH 54 74 79 90 93 72 54 49 48 65 76 84 90 79 74 72 79 93100100100  
WIND DIR SE SE SE S SE S S SE SE SE SE S S S S S SE S S NW N  
WIND SPD 4 4 3 4 4 6 9 9 9 9 9 8 9 12 13 13 11 10 6 9 12  
WIND GUST 24 24  
CLOUDS FW FW FW FW SC FW FW FW FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2 B2  
POP 12HR 10 10 20 70 90  
QPF 12HR 0 0.01 0.01 0.51 0.84  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS S S C C L L D D C C S  
TSTMS S S S S C C C C S S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 92 85 92 93 91 83 87 81  
MAX HEAT 96 92 94 96 91 85 89  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 81 62 80 62 82 65 84 65 80  
TEMP 77 81 68 63 78 79 67 63 79 80 69 65 80 82 70 65 76 78  
DEWPT 69 67 64 63 66 66 64 63 66 65 64 63 67 66 65 63 64 63  
PWIND DIR N N N SE S SE S SE NE  
WIND CHAR BZ LT LT LT GN GN BZ GN GN  
AVG CLOUDS B2 SC FW FW SC FW CL CL FW FW CL FW SC FW FW SC B2 B1  
POP 12HR 20 5 0 0 0 0 0 20 20  
RAIN SHWRS S S S S S  
TSTMS S S S S  
 

 
SDZ070-290900-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 92 70 85 66  
TEMP 90 79 76 71 71 82 88 91 90 81 77 73 71 77 81 84 82 74 72 70 67  
DEWPT 71 70 70 70 70 73 71 70 70 70 70 70 70 72 74 75 75 74 72 70 67  
RH 54 74 82 97 97 74 57 50 52 69 79 90 97 85 79 74 79100100100100  
WIND DIR SE SE SE SE SE S SE SE SE SE SE SE SE S SE SE SE S SW W NW  
WIND SPD 5 4 5 5 5 8 10 11 11 12 10 10 10 12 14 16 13 11 9 10 14  
CLOUDS SC FW FW FW SC FW CL FW FW SC SC B1 OV B2 B2 B2 B2 B2 B2 B2 OV  
POP 12HR 0 5 30 70 90  
QPF 12HR 0 0 0.04 0.36 0.89  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L L L L D D L L S  
TSTMS C C S S S C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 96 87 95 97 95 84 87 92 88  
MAX HEAT 98 95 97 99 94 89 94 85  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 82 61 82 62 83 65 86 66 82  
TEMP 79 82 69 63 79 80 68 64 81 82 70 66 82 83 71 66 78 80  
DEWPT 72 69 66 63 68 68 65 64 67 67 65 64 68 68 66 65 67 66  
PWIND DIR N N N SE S SE S SE E  
WIND CHAR BZ LT LT LT GN GN BZ GN GN  
AVG CLOUDS B1 SC FW FW SC CL CL CL SC CL CL FW SC FW FW SC B2 SC  
POP 12HR 20 5 0 0 0 0 0 10 20  
RAIN SHWRS S S S  
TSTMS S S  
 

 
SDZ069-290900-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
538 PM CDT TUE JUL 28 2026  
 
DATE 07/28/26 WED 07/29/26 THU 07/30/26 FRI  
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07  
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 69 93 70 86 66  
TEMP 90 79 75 71 71 81 88 91 90 81 76 72 71 76 81 84 81 74 72 69 67  
DEWPT 69 70 70 70 70 73 70 69 68 70 70 70 70 72 74 75 75 74 72 69 67  
RH 50 74 84 97 97 77 55 49 49 69 82 93 97 87 79 74 82100100100100  
WIND DIR SE SE SE SE SE S SE SE SE SE SE SE SE SE SE SE SE S SW NW NW  
WIND SPD 8 5 5 5 5 8 11 12 13 12 10 10 9 12 16 14 12 10 8 11 16  
CLOUDS FW FW FW SC SC FW FW FW FW SC SC B1 OV B2 B1 B2 B2 B2 B2 B2 B2  
POP 12HR 5 5 40 80 90  
QPF 12HR 0 0 0.05 0.58 0.94  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C L L D D D D C C  
TSTMS C S S S S C C C S  
OBVIS K K K K K K K K K K K K K  
HEAT INDEX 95 86 93 96 94 85 86 92 87  
MAX HEAT 96 94 94 97 94 88 94 85  
 
DATE 07/31 SAT 08/01/26 SUN 08/02/26 MON 08/03/26 TUE 08/04/26  
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19  
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00  
 
MAX/MIN 83 62 82 63 84 66 87 65 82  
TEMP 78 83 69 63 78 80 68 64 80 82 69 66 82 84 70 66 77 79  
DEWPT 70 68 66 63 67 67 65 63 66 66 64 63 66 66 65 64 65 64  
PWIND DIR N N N SE S SE S SE E  
WIND CHAR BZ LT LT LT GN GN BZ GN GN  
AVG CLOUDS B1 SC FW FW SC CL CL CL SC CL CL FW SC FW FW SC B2 SC  
POP 12HR 10 5 0 0 0 0 0 20 20  
RAIN SHWRS S S S  
TSTMS S S S  
 

 
 
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