Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
681 FOUS53 KFSD 071937 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 237 PM CDT Mon Sep 7 2026 IAZ012-080900- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 83 61 78 54 Temp 83 80 74 74 73 71 74 78 81 79 70 67 63 61 68 74 77 74 62 59 56 54 Dewpt 72 72 71 69 69 68 73 75 75 75 69 64 60 56 61 61 61 62 58 55 53 52 RH 70 77 90 84 87 90 97 91 82 88 97 90 90 84 78 64 58 66 87 87 90 93 Wind dir S SE SE S S S S SW W W NW N NE NW N NW NW NW NW W W S Wind spd 19 18 19 16 13 12 9 9 6 2 2 2 2 3 6 10 9 3 1 1 0 0 Clouds B1 SC B2 OV OV B2 B2 B1 B1 B1 SC FW FW SC FW CL CL CL FW FW FW FW PoP 12hr 70 40 10 0 0 QPF 12hr 0.07 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C Tstms C S S S S C Heat index 88 83 86 Max heat 89 89 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 84 59 78 54 74 55 72 Temp 77 77 65 62 78 79 65 59 73 73 59 56 69 70 60 56 68 67 Dewpt 61 64 59 59 70 70 60 54 58 60 55 53 61 62 57 55 62 61 PWind dir S S S NE NE E SE NE N Wind char LT GN BZ GN GN LT GN GN GN Avg clouds CL CL CL FW SC FW FW FW SC FW SC B1 B1 SC SC B1 B2 B1 PoP 12hr 0 5 30 20 10 30 40 60 50 Rain shwrs C S S C C C C L C C Tstms S S C S S S $$ IAZ031-080900- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 71 85 63 79 55 Temp 86 83 78 77 75 73 76 82 83 80 73 69 66 64 70 76 79 76 65 61 57 55 Dewpt 71 72 71 69 69 68 71 74 75 73 71 67 64 60 60 60 60 62 59 56 54 53 RH 61 70 79 76 82 84 85 77 77 79 93 93 93 87 71 58 52 62 81 84 90 93 Wind dir S SE SE SE SE SE S SW W SW SW W SW NW N N NW NW NW W W S Wind spd 17 16 18 16 12 9 6 8 5 3 2 2 2 4 8 9 9 3 2 1 1 0 Wind gust 28 28 27 23 Clouds B1 SC B2 B2 B2 B2 B1 B2 B2 B1 SC SC B1 SC FW FW CL CL FW FW FW FW PoP 12hr 30 60 30 5 0 QPF 12hr 0.01 0.04 0.05 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C C S S Tstms S S S S S C C S Heat index 92 89 87 90 82 Max heat 94 86 90 94 81 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 62 86 61 79 56 77 57 74 Temp 78 79 67 63 81 82 68 62 75 76 62 59 72 73 63 58 70 71 Dewpt 59 62 59 59 69 68 61 55 59 61 57 55 61 62 58 56 62 61 PWind dir S S S NE NE SE SE NE N Wind char LT GN GN GN LT LT GN GN GN Avg clouds FW CL CL FW SC FW FW FW SC FW FW SC B2 SC SC B1 B2 B1 PoP 12hr 0 5 20 20 10 30 40 60 50 Rain shwrs S S S C C C C L C C Tstms S S C S S S S $$ IAZ014-080900- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 84 61 79 51 Temp 80 76 72 71 69 68 74 80 83 79 70 67 63 61 69 76 78 74 61 57 54 52 Dewpt 70 70 67 64 64 64 69 73 74 73 70 66 61 56 61 59 60 61 58 54 51 49 RH 72 82 84 79 84 87 84 79 74 82100 97 93 84 76 56 54 64 90 90 90 89 Wind dir SE SE SE S SE S S SW SW SW SW W W NW N NW NW NW NW NW W W Wind spd 18 16 18 17 14 12 11 10 9 4 3 3 3 4 6 10 10 5 3 2 1 1 Wind gust 28 27 Clouds SC B1 B2 B2 B2 B2 B2 B1 B1 B1 SC FW B1 SC FW CL CL CL CL FW FW FW PoP 12hr 50 40 30 0 0 QPF 12hr 0.12 0.01 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S C C C Tstms C S S S S C C S Heat index 83 83 89 Max heat 83 84 90 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 58 84 58 78 52 75 54 73 Temp 78 76 62 59 79 79 64 58 74 73 58 54 70 70 59 55 69 68 Dewpt 58 62 57 55 68 68 60 53 58 59 53 51 58 59 55 53 60 59 PWind dir S S S NW NE E SE NE N Wind char LT GN BZ GN GN LT GN GN GN Avg clouds CL CL CL FW SC SC FW FW FW FW FW SC B1 SC SC B1 B2 B1 PoP 12hr 0 5 30 40 10 30 50 50 50 Rain shwrs S C C S S C C C C C C C Tstms S C S S S S S S $$ IAZ022-080900- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 84 63 79 55 Temp 79 76 72 71 71 70 74 80 83 79 71 69 66 63 69 76 78 74 63 59 57 55 Dewpt 72 71 68 65 65 65 70 74 76 74 71 69 66 63 64 63 63 64 59 57 55 54 RH 79 85 87 81 81 84 87 82 80 85100100100100 84 64 60 71 87 93 93 96 Wind dir SE SE SE SE S S S SW W SW SW SW W NW N NW NW NW NW W W W Wind spd 17 13 16 13 12 9 9 9 5 3 3 3 3 3 5 6 8 3 3 2 1 1 Wind gust 24 26 Clouds SC B1 B2 B2 B1 B2 B2 B1 B1 B2 SC SC B2 SC SC FW CL CL FW FW FW FW PoP 12hr 30 60 60 5 0 QPF 12hr 0.01 0.04 0.22 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S S L C C L C Tstms S S S S C C C C Heat index 84 91 Max heat 83 86 93 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 59 83 61 77 55 75 56 73 Temp 76 76 63 60 78 78 66 61 73 72 59 57 70 71 61 56 69 69 Dewpt 61 64 58 58 70 70 63 57 61 62 56 54 62 62 57 56 63 62 PWind dir S S S NE NE SE SE E N Wind char LT GN GN GN LT LT GN GN GN Avg clouds FW CL CL FW SC SC FW SC SC FW FW SC B1 SC SC B1 B2 B1 PoP 12hr 0 5 30 40 10 30 40 60 60 Rain shwrs S C C S S C C C C L L C Tstms S C S S C S S C S S $$ MNZ072-080900- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 70 84 60 77 54 Temp 80 78 74 74 74 72 75 80 82 80 70 66 62 60 66 74 77 74 63 59 56 54 Dewpt 70 70 70 70 69 67 68 70 68 66 61 55 52 52 56 56 56 57 56 54 52 50 RH 72 76 87 87 84 84 79 72 63 62 73 68 70 75 70 53 48 55 78 83 86 86 Wind dir S SE S S S SW SW W NW W W W W W NW NW NW NW W W SW SW Wind spd 18 18 19 17 18 17 11 10 9 5 5 6 6 8 13 14 13 8 5 4 4 4 Wind gust 28 31 27 28 Clouds B1 B2 B2 OV B1 B2 B2 SC SC SC FW CL CL FW CL CL CL FW CL CL CL CL PoP 12hr 60 20 0 0 0 QPF 12hr 0.11 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S S Tstms S S C S S S Heat index 84 83 85 82 Max heat 87 83 86 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 63 84 57 76 52 72 52 68 Temp 79 78 68 64 80 79 64 57 72 72 58 54 68 68 58 53 64 65 Dewpt 55 59 58 57 64 63 56 51 52 54 52 50 55 56 54 52 56 57 PWind dir S S SW NW N E E NE NW Wind char GN BZ BZ GN GN LT GN GN GN Avg clouds CL CL CL FW FW FW FW FW FW FW SC B1 B1 B1 B1 B1 B2 B1 PoP 12hr 0 5 20 20 5 30 30 40 50 Rain shwrs S S C C S S C C C Tstms S S S $$ MNZ081-080900- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 67 83 60 76 52 Temp 79 76 72 71 69 70 74 79 81 80 71 67 62 60 68 74 76 73 63 58 54 53 Dewpt 69 69 66 65 65 66 68 70 71 70 68 62 56 53 57 56 55 57 57 55 52 51 RH 72 79 81 81 87 87 82 74 72 72 90 84 81 78 68 53 48 57 81 90 93 93 Wind dir S S S S S S SW SW W W W W W NW NW NW NW NW W W W SW Wind spd 18 17 20 18 18 17 12 11 9 4 4 4 4 5 10 12 12 5 3 3 2 2 Clouds B1 B1 B2 B2 OV B2 B2 B1 B2 B2 SC FW CL SC FW CL CL CL CL CL CL FW PoP 12hr 70 50 10 0 0 QPF 12hr 0.16 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C Tstms C S S C C Heat index 85 Max heat 85 88 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 80 60 83 57 76 52 72 52 70 Temp 77 76 64 61 79 78 64 58 73 72 58 54 69 68 58 53 68 67 Dewpt 55 58 58 57 64 64 59 53 53 55 53 50 54 55 55 53 56 55 PWind dir S S SW W N E SE NE NW Wind char LT GN BZ GN GN LT GN GN GN Avg clouds CL CL CL CL FW FW FW FW FW FW SC SC B2 B1 B1 SC B2 B1 PoP 12hr 0 20 30 30 5 30 40 50 50 Rain shwrs S S C C S C C S C C C C Tstms S S C S S S S S S $$ MNZ089-080900- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 83 60 77 52 Temp 79 76 72 72 71 70 73 79 81 79 70 66 62 60 68 74 76 73 61 57 55 53 Dewpt 69 70 68 67 67 66 69 70 71 70 67 61 55 53 56 56 55 57 56 54 52 51 RH 72 82 87 84 87 87 87 74 72 74 90 84 78 78 65 53 48 57 84 90 90 93 Wind dir S S S S S S S SW W W W NW NW NW NW NW NW NW W W W SW Wind spd 19 17 20 18 17 17 13 11 9 4 4 4 4 6 10 11 12 5 3 3 2 2 Wind gust 27 Clouds B1 B1 B2 B2 OV OV B2 B1 B2 B1 SC FW FW SC CL CL CL CL CL CL FW FW PoP 12hr 60 40 10 0 0 QPF 12hr 0.17 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C C C Tstms S C S S C C Heat index 85 Max heat 87 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 83 57 76 52 72 53 70 Temp 77 76 64 61 78 78 64 58 72 71 57 54 68 68 58 54 67 66 Dewpt 55 59 58 57 65 65 58 52 53 56 53 51 55 57 55 53 56 56 PWind dir S S SW NW NE E SE NE NW Wind char LT GN BZ GN GN LT GN GN GN Avg clouds CL CL CL FW SC FW FW CL SC FW SC SC B2 B1 SC B1 B2 B1 PoP 12hr 0 5 30 20 5 30 40 50 50 Rain shwrs C S S C C C C C C C Tstms S S S S S S S $$ SDZ040-080900- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 69 83 56 75 51 Temp 78 78 74 72 73 71 74 79 82 78 67 63 59 56 65 72 75 73 61 56 53 52 Dewpt 71 71 70 69 68 67 69 68 65 64 59 54 52 50 56 56 56 57 55 53 51 50 RH 79 79 87 90 84 87 84 69 56 62 75 72 78 80 73 57 52 57 81 90 93 93 Wind dir S S S S S S SW NW NW W W NW NW NW NW NW W W NW W S S Wind spd 20 19 23 18 18 12 10 10 9 5 3 4 5 6 14 14 14 6 2 2 2 3 Wind gust 33 34 35 29 29 23 25 26 25 Clouds B1 B1 B2 B2 OV B2 B2 SC SC SC FW CL FW FW CL CL CL CL FW CL FW FW PoP 12hr 60 10 0 0 0 QPF 12hr 0.24 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Tstms C C C S Heat index 84 Max heat 84 83 85 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 61 84 55 75 51 72 50 67 Temp 78 77 65 62 80 79 62 55 72 71 57 53 68 67 57 52 64 64 Dewpt 55 59 57 57 64 62 54 49 51 54 51 49 54 56 53 51 55 56 PWind dir S S SW N NE E SE NE N Wind char GN BZ BZ GN GN LT GN GN GN Avg clouds CL CL CL FW FW FW FW FW SC FW SC B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 5 5 10 5 30 30 50 40 Rain shwrs S C C S C C C Tstms S $$ SDZ050-080900- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 82 58 78 55 Temp 89 90 75 73 72 70 72 78 82 80 69 65 62 58 64 73 77 76 65 60 57 55 Dewpt 69 68 69 68 65 62 59 56 53 56 52 51 49 46 49 50 49 51 50 50 49 48 RH 52 49 82 84 79 76 64 47 37 44 55 60 62 64 58 44 37 42 58 69 75 77 Wind dir S S S S SW NW N N N N NE W NW NW NW NW NW NW SE S S S Wind spd 20 12 13 14 14 13 16 17 11 4 4 4 9 12 18 14 12 5 3 5 6 10 Wind gust 32 Clouds B1 B1 B2 B2 B2 B2 SC B1 SC FW FW CL CL FW CL CL CL FW FW FW FW FW PoP 12hr 50 5 0 0 0 QPF 12hr 0.07 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C Tstms S C C S Heat index 94 93 Max heat 97 88 81 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 64 87 56 77 55 73 53 67 Temp 81 83 71 65 83 82 65 57 71 74 61 56 68 70 59 54 63 65 Dewpt 54 57 57 56 55 52 50 47 48 50 52 51 54 55 55 51 53 54 PWind dir S S NW N E SE E NE N Wind char BZ BZ BZ GN GN GN BZ BZ BZ Avg clouds CL CL CL FW FW CL FW FW SC FW SC B1 B2 SC B1 B2 B1 B1 PoP 12hr 0 0 0 10 5 40 30 60 30 Rain shwrs C C C L C Tstms S S C S $$ SDZ057-080900- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 84 58 78 55 Temp 82 89 76 75 73 70 73 79 83 81 70 64 62 59 65 73 77 76 66 60 57 56 Dewpt 70 71 69 69 66 62 59 52 49 52 52 53 52 50 52 50 49 50 52 53 52 52 RH 67 56 79 82 79 76 62 39 31 37 53 67 70 72 63 44 37 40 61 78 83 86 Wind dir S S S S SW NW N N NW NW NE W NW NW NW NW NW NW E S S S Wind spd 18 12 13 11 10 10 13 14 11 5 4 3 9 9 14 14 13 6 3 4 5 6 Wind gust 24 Clouds B1 SC B1 B1 B2 OV B2 B2 SC FW FW FW CL FW CL CL CL CL FW FW CL CL PoP 12hr 20 5 0 0 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 85 94 Max heat 97 91 80 82 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 87 64 88 56 77 54 74 52 67 Temp 83 85 71 64 84 83 64 57 72 74 61 55 69 71 59 53 64 65 Dewpt 54 57 58 57 54 50 51 48 48 49 52 52 53 54 54 53 53 53 PWind dir S S NW N E E E NE N Wind char GN BZ BZ GN GN GN GN GN BZ Avg clouds CL CL CL FW FW CL CL FW SC FW SC B1 B2 SC B1 B1 B1 B1 PoP 12hr 0 0 0 5 5 40 30 60 30 Rain shwrs C C C L C S Tstms S S S $$ SDZ038-080900- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 83 57 78 52 Temp 75 82 75 73 72 70 73 79 82 79 68 63 59 57 66 74 77 75 63 58 55 53 Dewpt 71 72 71 69 68 65 64 60 56 59 55 52 50 49 54 55 54 57 54 53 51 49 RH 87 72 87 87 87 84 73 52 41 50 63 67 72 75 65 51 45 54 72 83 86 86 Wind dir S SE S S S W NW NW NW W W NW NW NW NW NW NW NW NW S S S Wind spd 20 17 18 14 11 8 12 13 10 4 4 4 8 9 14 13 12 5 3 3 4 6 Wind gust 32 31 28 Clouds B2 B1 B2 B2 B2 B2 B1 B1 SC FW FW FW FW FW CL CL CL CL FW FW FW FW PoP 12hr 20 5 0 0 0 QPF 12hr 0.07 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L S S S Tstms C S S Heat index 87 Max heat 88 84 81 82 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 87 54 77 53 73 51 67 Temp 80 81 68 63 82 81 63 55 73 73 59 54 69 69 57 52 64 64 Dewpt 57 61 59 57 62 57 52 48 50 52 51 50 54 56 54 51 54 55 PWind dir S S NE N NE E E NE N Wind char GN BZ BZ GN GN GN GN GN GN Avg clouds CL CL CL FW FW CL FW FW SC FW SC B1 B2 B1 B1 B2 B2 B1 PoP 12hr 0 0 0 5 5 30 30 40 40 Rain shwrs C C S S C C S Tstms S S S $$ SDZ059-080900- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 68 85 58 79 53 Temp 78 82 76 74 72 70 74 81 84 79 68 63 60 58 67 74 79 75 64 59 56 54 Dewpt 72 73 72 70 68 66 68 66 61 63 59 55 52 49 55 56 55 58 55 54 52 51 RH 82 74 87 87 87 87 82 60 46 58 73 75 75 72 65 53 44 55 73 83 86 90 Wind dir S SE S S S S NW N N NW NW NW NW NW NW NW NW NW W S S S Wind spd 20 18 18 14 13 9 10 12 11 4 3 3 8 8 13 13 12 4 3 3 4 5 Wind gust 34 31 28 24 Clouds B1 B2 B2 B2 B2 B2 SC SC SC SC FW CL FW FW CL CL CL FW FW FW FW FW PoP 12hr 70 10 0 0 0 QPF 12hr 0.11 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S C C Tstms C S C S Heat index 87 Max heat 88 83 83 85 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 86 63 89 57 79 55 77 53 71 Temp 81 82 69 64 84 83 65 57 74 74 60 56 71 72 59 54 67 66 Dewpt 57 61 59 59 64 59 54 49 52 54 52 51 56 57 55 53 56 56 PWind dir S S SW N NE E E NE N Wind char GN BZ BZ GN GN GN GN GN GN Avg clouds CL CL CL FW FW FW FW FW SC FW SC B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 5 0 5 5 30 30 40 40 Rain shwrs C C S S C C S Tstms S S S $$ SDZ062-080900- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 71 85 60 78 54 Temp 84 81 77 75 74 72 75 80 83 81 71 66 62 60 68 74 78 75 64 60 57 55 Dewpt 70 71 71 70 69 68 71 71 70 68 63 58 54 52 57 57 57 58 56 54 52 52 RH 63 72 82 84 84 87 87 74 65 65 76 75 75 75 68 55 48 55 75 81 83 90 Wind dir S S SE S S S SW W NW NW NW NW NW NW NW NW NW NW W W W S Wind spd 18 17 19 14 14 11 9 9 8 5 4 3 4 6 11 12 11 5 2 1 1 1 Wind gust 31 32 29 25 Clouds B1 B1 B2 B2 OV OV B1 B1 SC FW FW CL FW FW CL CL CL CL FW CL FW FW PoP 12hr 60 20 0 0 0 QPF 12hr 0.18 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L C S S Tstms S S S S S Heat index 89 85 82 87 84 Max heat 91 83 85 90 82 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 84 63 87 59 79 55 75 55 72 Temp 79 80 67 63 81 82 66 59 74 74 60 57 70 71 61 56 68 68 Dewpt 56 59 59 59 66 64 57 52 53 54 53 52 57 58 55 54 57 57 PWind dir S S S N NE E SE NE N Wind char GN GN BZ GN GN LT GN GN GN Avg clouds CL CL CL FW SC FW FW FW SC FW FW B1 B2 B1 B1 B1 B2 B1 PoP 12hr 0 5 10 10 5 40 30 50 50 Rain shwrs S C C S S C C C Tstms S S S $$ SDZ070-080900- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 72 86 62 80 55 Temp 87 84 79 78 76 74 76 81 84 82 72 68 64 62 69 77 80 77 65 61 57 55 Dewpt 72 72 72 72 70 69 73 73 73 72 68 63 60 56 57 57 58 60 58 57 55 54 RH 61 67 79 82 82 84 90 77 70 72 87 84 87 81 66 50 47 56 78 87 93 96 Wind dir S SE SE SE S SE SW W W NW NW N NW NW NW NW NW NW W SW SW S Wind spd 19 18 20 16 12 11 8 9 8 4 3 3 3 5 9 11 10 5 2 2 2 2 Wind gust 31 29 31 23 Clouds B1 B1 B2 B2 B2 OV B1 B1 B2 SC FW FW FW SC FW CL CL CL FW FW FW FW PoP 12hr 60 40 5 0 0 QPF 12hr 0.04 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S C Tstms C C S S S S Heat index 93 90 86 90 87 Max heat 95 87 87 92 84 81 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 84 64 88 61 80 56 78 56 74 Temp 81 80 68 64 84 83 68 61 76 77 62 58 73 74 63 57 70 71 Dewpt 58 61 61 61 68 66 60 55 56 58 57 55 60 60 59 56 60 60 PWind dir S S S N NE SE SE NE N Wind char GN GN BZ GN GN LT GN GN GN Avg clouds CL CL CL FW SC FW FW FW SC FW SC SC B1 SC SC B1 B2 B1 PoP 12hr 0 5 20 20 5 40 40 60 50 Rain shwrs S S S S C C C C L C C Tstms S S S C S S S $$ SDZ069-080900- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 237 PM CDT Mon Sep 7 2026 Date 09/07/26 Tue 09/08/26 Wed 09/09/26 Thu 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 71 86 61 80 56 Temp 86 83 79 76 75 73 75 80 84 82 72 68 63 61 68 76 80 77 66 61 58 56 Dewpt 73 73 72 72 70 68 72 71 69 69 64 59 56 52 56 56 56 58 57 56 54 53 RH 65 72 79 87 84 84 90 74 61 65 76 73 78 72 65 50 44 52 73 84 86 90 Wind dir SE SE SE SE S S SW W NW NW NW N NW NW NW NW NW NW W W SW S Wind spd 19 18 18 13 12 9 8 10 9 5 4 3 4 8 11 12 11 5 3 2 2 2 Wind gust 31 31 Clouds B1 B1 OV OV B2 OV B1 B1 B1 FW FW FW FW FW CL CL CL CL FW FW FW FW PoP 12hr 60 30 0 0 0 QPF 12hr 0.10 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C C S Tstms S C C S S Heat index 92 88 84 88 85 Max heat 93 85 85 90 83 81 Date 09/10 Fri 09/11/26 Sat 09/12/26 Sun 09/13/26 Mon 09/14/26 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 65 89 60 80 56 78 56 73 Temp 80 81 69 65 83 83 68 60 75 76 62 58 72 73 63 57 68 69 Dewpt 57 61 60 60 67 65 58 53 54 56 56 54 58 59 58 55 58 59 PWind dir S S SW N NE E SE NE N Wind char GN GN BZ GN GN GN GN GN GN Avg clouds CL CL CL FW SC FW FW FW SC FW FW B1 B1 SC SC B1 B2 B1 PoP 12hr 0 5 5 10 5 40 40 50 50 Rain shwrs S C C S C L C C Tstms C S S S S $$