Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
161 FOUS53 KFSD 281443 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 943 AM CDT Tue Jul 28 2026 IAZ012-282100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 90 68 90 69 86 Temp 79 84 88 88 77 73 70 69 80 86 89 88 78 74 71 69 77 82 85 82 Dewpt 71 71 70 68 69 68 67 67 70 70 69 69 69 68 68 68 71 73 73 72 RH 77 65 55 52 76 84 90 93 72 59 52 54 74 82 90 97 82 74 67 72 Wind dir SE SE SE SE SE SE S S S S S S S S S S S S SE SE Wind spd 2 4 4 4 4 4 4 4 6 8 8 9 9 6 5 6 9 10 9 9 Clouds OV B1 SC SC SC SC FW SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 PoP 12hr 20 5 5 10 60 QPF 12hr 0 0 0 0 0.31 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D Sprinkles C Tstms S S S C L Obvis K K K K K K K K K K K K Heat index 89 93 92 83 91 94 92 87 92 87 Max heat 89 94 91 91 95 91 87 92 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 83 63 81 62 84 64 86 Temp 71 67 79 81 67 64 79 80 67 63 80 82 68 66 83 84 Dewpt 70 67 71 68 66 64 67 66 63 62 66 66 64 63 68 68 PWind dir SE N N N SE SE SE S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B2 SC FW FW SC FW CL CL SC FW FW FW SC FW PoP 12hr 80 30 10 5 0 0 5 5 Rain shwrs D L C Tstms L C S $$ IAZ031-282100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 69 91 70 86 Temp 79 85 89 88 80 75 71 70 80 87 90 89 81 76 72 70 77 83 85 84 Dewpt 70 71 69 68 69 69 68 68 70 70 69 68 70 69 69 69 71 72 73 72 RH 74 63 52 52 69 82 90 93 72 57 50 50 69 79 90 97 82 70 67 67 Wind dir E SE SE SE SE SE SE SE S S S S SE SE S SE SE SE SE SE Wind spd 4 5 4 4 4 4 4 4 6 8 9 10 9 6 5 5 8 11 10 10 Clouds B2 B1 SC SC SC SC SC SC SC SC SC SC SC SC B1 OV B2 B1 B1 B1 PoP 12hr 5 5 5 40 60 QPF 12hr 0 0 0 0.06 0.12 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L L L D Tstms S C S S S C L Obvis K K K K K K K K K K K K K Heat index 90 93 92 83 92 95 92 84 88 92 90 Max heat 91 96 93 93 97 94 89 93 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 84 63 83 63 84 65 88 Temp 73 68 81 82 70 65 80 81 69 63 81 83 70 67 84 86 Dewpt 71 68 71 68 66 64 67 65 64 63 66 65 65 64 67 67 PWind dir S N N N E SE SE S Wind char LT GN LT LT LT LT GN GN Avg clouds B2 B2 B1 SC FW FW SC FW CL FW SC CL CL FW SC FW PoP 12hr 80 30 10 5 0 0 0 5 Rain shwrs D D C Tstms C C S $$ IAZ014-282100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 89 67 90 67 87 Temp 78 83 87 88 77 72 69 67 80 86 88 87 77 73 69 68 78 83 85 82 Dewpt 70 69 69 68 69 68 66 66 69 68 68 69 68 67 66 65 69 70 70 69 RH 76 63 55 52 76 87 90 97 69 55 52 55 74 81 90 90 74 65 61 65 Wind dir S E SE SE SE S S S S S S S S S S S S S SE SE Wind spd 4 4 4 4 4 4 4 4 8 8 9 9 9 6 6 6 9 10 11 10 Clouds B2 SC SC SC SC SC SC SC SC SC SC SC SC FW SC B1 B1 B2 B2 B2 PoP 12hr 20 10 10 5 50 QPF 12hr 0.02 0.02 0 0 0.17 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L Sprinkles Tstms C C Obvis K K K K K K K Heat index 87 91 91 83 89 92 91 87 90 85 Max heat 87 92 90 90 94 89 87 90 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 82 62 82 61 84 63 87 Temp 70 66 77 80 67 63 79 80 65 62 81 82 68 65 83 84 Dewpt 68 66 69 66 64 63 66 65 63 61 65 65 64 62 66 67 PWind dir SE N N N N SE SE S Wind char LT GN LT LT LT LT LT GN Avg clouds B2 B2 B2 SC FW FW B1 SC CL CL FW FW CL FW FW FW PoP 12hr 80 50 20 5 5 0 5 5 Rain shwrs L D C S S Tstms L C S S $$ IAZ022-282100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 68 90 68 86 Temp 79 83 87 87 77 73 70 70 81 87 89 88 77 74 70 69 78 83 85 82 Dewpt 71 69 68 68 69 68 67 67 69 68 68 68 68 68 66 67 69 69 69 69 RH 77 63 53 53 76 84 90 90 67 53 50 52 74 82 87 93 74 63 59 65 Wind dir E SE SE SE SE SE S SE S S SE SE SE S S S S S SE SE Wind spd 3 4 5 4 4 4 4 4 8 8 9 8 8 6 6 6 9 10 11 11 Clouds B1 B1 SC SC FW SC SC SC SC SC SC SC SC SC SC B2 B1 B2 B1 B2 PoP 12hr 10 5 5 5 50 QPF 12hr 0 0 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L Tstms C C Obvis K K K K K Heat index 87 91 91 84 90 92 92 87 89 86 Max heat 88 93 89 91 94 89 87 90 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 82 63 82 63 84 64 86 Temp 72 68 79 79 68 65 79 80 67 64 81 82 69 66 83 84 Dewpt 69 68 70 67 65 64 66 64 64 63 65 64 64 64 66 66 PWind dir S N N N NE SE SE S Wind char LT GN LT LT LT LT LT GN Avg clouds B2 B2 B2 SC SC SC SC FW CL FW FW FW CL FW FW FW PoP 12hr 80 50 20 5 0 0 5 5 Rain shwrs L D C S S Tstms L C S S $$ MNZ072-282100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 91 70 92 71 88 Temp 81 86 89 89 80 75 72 71 83 88 90 90 80 76 73 71 81 85 87 83 Dewpt 70 68 66 65 67 68 68 67 69 67 66 66 68 69 68 68 70 70 69 69 RH 69 55 47 45 65 79 87 87 63 50 45 45 67 79 84 90 69 61 55 63 Wind dir NW SE SE E SE S S SW S S S S S S S S S S S S Wind spd 4 4 5 5 6 6 5 6 9 10 9 10 9 10 9 9 10 11 10 10 Clouds SC SC SC SC B1 SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 20 30 20 5 30 QPF 12hr 0 0.03 0.02 0 0.10 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C L Tstms S S S S C C Obvis K K K K K K K K K K K K K Heat index 84 89 92 91 87 92 93 93 83 85 90 91 87 Max heat 91 92 89 92 94 91 91 92 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 83 64 82 63 84 66 87 Temp 71 67 80 81 68 65 80 81 67 64 82 82 70 68 84 85 Dewpt 70 67 68 66 67 64 65 63 64 62 64 63 65 63 66 65 PWind dir SE NE NW N SW S S S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B1 SC FW SC SC FW FW FW FW CL CL FW SC FW PoP 12hr 80 50 20 5 0 0 5 5 Rain shwrs L D C S S Tstms C C S S S $$ MNZ081-282100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 68 89 68 86 Temp 78 84 87 87 78 73 70 68 80 86 88 87 78 74 70 69 79 83 85 82 Dewpt 69 67 65 64 68 68 67 66 68 66 65 65 68 68 67 66 69 68 67 67 RH 74 57 48 46 71 84 90 93 67 51 47 48 71 82 90 90 72 61 55 61 Wind dir SE SE SE SE SE S SW S S S S S S S S S S S S SE Wind spd 2 3 3 3 4 4 4 5 9 9 8 6 8 8 8 8 9 11 10 8 Clouds B1 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B1 B1 B1 PoP 12hr 10 20 10 5 40 QPF 12hr 0 0 0 0 0.27 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C L Tstms S C L Obvis K K K K K K K K K K K Heat index 86 89 83 88 90 89 86 88 85 Max heat 87 91 89 89 91 89 87 89 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 81 62 81 62 82 64 85 Temp 71 66 78 79 67 64 79 79 66 63 80 81 68 65 82 83 Dewpt 68 66 67 64 65 63 64 62 63 61 62 62 64 62 65 64 PWind dir SE NE N N NW S S S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B1 SC FW SC SC SC CL FW FW FW CL FW FW FW PoP 12hr 80 60 20 5 0 0 5 5 Rain shwrs L D L S S S Tstms L L S S S $$ MNZ089-282100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 89 68 90 68 86 Temp 78 84 87 87 77 73 70 69 79 86 88 87 77 73 70 68 77 82 84 81 Dewpt 71 67 66 65 69 69 67 66 69 67 66 66 69 68 67 67 69 69 69 68 RH 79 57 50 48 76 87 90 90 72 53 48 50 76 84 90 97 76 65 61 65 Wind dir S SE S S S S S S S S S S S S S S S S S SE Wind spd 4 4 3 4 5 5 5 6 9 9 8 9 9 9 8 8 10 10 10 10 Clouds B2 SC SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B2 B2 PoP 12hr 20 20 10 5 50 QPF 12hr 0 0 0 0 0.29 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C D Sprinkles C C Tstms C L Obvis K K K K K K K K K K K K Heat index 87 89 89 89 90 89 85 88 84 Max heat 88 91 88 90 92 89 87 89 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 81 62 80 62 82 64 84 Temp 70 66 77 79 67 63 78 79 66 63 79 81 67 65 81 82 Dewpt 69 66 67 64 65 63 64 62 63 61 63 62 64 63 65 64 PWind dir SE NE N N S S S S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B2 SC FW FW SC SC FW CL FW FW CL FW FW FW PoP 12hr 80 40 20 5 0 0 5 5 Rain shwrs D D C S Tstms L L S S $$ SDZ040-282100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 68 91 69 86 Temp 81 87 88 89 78 73 70 69 81 88 89 89 78 74 71 69 78 83 85 81 Dewpt 69 66 64 64 66 66 66 66 70 68 66 65 67 68 67 67 71 71 70 70 RH 67 50 45 44 67 79 87 90 69 52 47 45 69 82 87 93 79 67 61 69 Wind dir E SE S S SE SE S SE S S S S S S S S S S S SE Wind spd 4 5 4 4 5 5 6 6 10 11 10 10 10 9 9 9 11 11 10 8 Wind gust 21 Clouds B1 SC SC SC B1 SC SC SC SC SC SC SC SC SC SC B2 B1 B2 B2 B2 PoP 12hr 20 20 5 10 50 QPF 12hr 0 0 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C L Tstms S S S S S C C Obvis K K K K K K K K K K K K K Heat index 83 89 85 91 92 91 87 89 84 Max heat 90 91 89 92 93 91 88 90 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 83 62 81 61 83 65 86 Temp 69 66 79 80 67 63 79 80 65 62 81 81 69 66 83 84 Dewpt 69 66 69 66 64 62 65 63 62 61 64 62 63 62 66 64 PWind dir E NE N N SE S S S Wind char LT GN LT LT LT GN GN BZ Avg clouds B2 B2 B1 SC FW SC SC FW CL FW FW FW FW FW SC FW PoP 12hr 70 20 10 0 0 0 5 5 Rain shwrs L L S S Tstms C C S S $$ SDZ050-282100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 91 69 93 69 88 Temp 79 86 89 89 79 75 71 69 80 88 91 90 80 76 71 69 75 82 86 82 Dewpt 65 63 61 62 64 64 66 66 68 66 64 65 67 68 70 69 70 71 70 70 RH 62 46 39 41 60 69 84 90 67 48 41 44 65 76 97100 84 69 59 67 Wind dir NE SE SE SE SE S S S S S S S S S S SE S S S N Wind spd 6 10 11 9 9 9 8 9 11 13 16 16 17 13 12 11 12 11 11 10 Clouds SC SC SC SC FW SC SC SC SC SC SC SC B1 B2 B2 B2 B1 B1 B1 SC PoP 12hr 0 5 5 60 70 QPF 12hr 0 0 0 0.29 0.29 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C L L L Tstms C C S S C C C Obvis K K K K K K K K K K Heat index 83 90 93 92 86 91 86 Max heat 87 91 88 90 94 91 88 91 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 85 63 86 64 90 67 92 Temp 71 66 80 83 69 65 81 84 70 65 85 87 73 68 87 89 Dewpt 68 66 66 63 64 62 63 60 60 59 60 59 60 58 60 59 PWind dir N N SE SE SE S S S Wind char GN GN LT GN GN BZ WY WY Avg clouds SC SC SC FW FW SC SC CL CL FW SC CL FW SC SC FW PoP 12hr 70 5 20 0 0 0 0 5 Rain shwrs L S S Tstms C S S $$ SDZ057-282100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 69 95 70 89 Temp 81 88 91 91 80 76 72 70 82 90 93 93 81 77 73 71 77 84 87 83 Dewpt 68 64 63 63 66 67 68 68 71 68 65 66 70 71 72 71 72 73 72 71 RH 65 45 40 40 62 74 87 93 69 49 40 41 69 82 97100 85 70 61 67 Wind dir N SE S S SE S S S S S SE SE SE S SE SE S SE SE NE Wind spd 2 9 11 9 8 6 5 5 8 12 14 16 13 12 9 10 9 11 11 10 Clouds SC SC SC SC SC SC SC SC SC SC SC SC B1 B2 B1 B2 SC B1 B1 B1 PoP 12hr 0 5 5 50 70 QPF 12hr 0 0 0 0.21 0.61 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L Tstms C C S S C C C Obvis K K K K K K K K K K K Heat index 83 86 94 95 95 84 90 94 88 Max heat 90 93 91 95 97 94 90 94 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 87 64 86 65 91 69 93 Temp 71 66 82 85 70 65 83 85 70 67 87 89 75 70 88 90 Dewpt 71 66 68 64 67 65 64 61 63 62 62 61 62 61 62 61 PWind dir N N E SE SE S S S Wind char LT GN LT LT GN BZ BZ BZ Avg clouds SC SC SC FW FW SC SC CL CL FW SC FW FW SC SC FW PoP 12hr 60 5 20 0 0 0 0 5 Rain shwrs L S Tstms C S $$ SDZ038-282100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 93 70 94 71 88 Temp 81 88 91 90 79 74 72 70 81 89 92 91 80 76 73 71 78 84 86 82 Dewpt 68 64 63 63 66 66 66 67 69 66 64 64 67 68 69 69 71 70 71 71 RH 65 45 40 41 64 76 81 90 67 47 40 41 65 76 87 93 79 63 61 69 Wind dir S S S S SE SE SE S S S S S SE S S S S S SE SE Wind spd 3 8 8 8 8 6 6 8 10 11 12 12 12 11 10 10 11 12 10 9 Clouds SC SC SC SC SC SC SC SC SC SC SC SC SC B1 B1 B2 B1 B1 B2 B2 PoP 12hr 5 10 0 30 70 QPF 12hr 0 0 0 0.07 0.23 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L Tstms C C S S S C C Obvis K K K K K K K K K K K Heat index 83 84 92 94 93 82 89 91 86 Max heat 90 94 90 93 96 92 90 94 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 86 63 84 63 87 67 91 Temp 70 66 82 83 68 64 80 82 67 64 84 85 72 68 86 87 Dewpt 70 66 67 65 66 64 64 61 63 62 63 62 63 62 63 62 PWind dir NE N E N SE SE SE S Wind char LT GN LT LT LT BZ BZ BZ Avg clouds B1 B1 SC FW FW SC SC FW CL FW SC FW FW FW SC FW PoP 12hr 70 10 10 0 0 0 5 5 Rain shwrs L S Tstms C S $$ SDZ059-282100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 70 95 70 88 Temp 82 88 91 90 79 74 72 70 82 90 93 91 80 75 72 70 79 85 87 83 Dewpt 69 66 64 64 67 67 67 68 70 68 66 66 68 70 70 70 72 73 73 72 RH 65 48 41 42 67 79 84 93 67 49 41 44 67 84 93100 79 67 63 70 Wind dir E SE S S S S SE S S S S SE SE S S S S SE SE SE Wind spd 5 8 9 9 8 8 8 8 10 12 14 16 13 11 10 10 12 13 12 10 Wind gust 24 Clouds SC SC B1 SC FW FW SC SC SC SC SC SC SC B1 B2 B2 B2 B2 B2 B2 PoP 12hr 0 5 0 40 70 QPF 12hr 0 0 0 0.09 0.31 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L L Tstms C C S S C C Obvis K K K K K K K K K K K Heat index 84 90 93 86 94 96 94 82 91 94 88 Max heat 92 95 91 96 98 93 92 96 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 86 63 85 63 87 67 92 Temp 70 67 82 83 68 64 81 83 67 64 83 84 70 68 87 88 Dewpt 70 67 69 66 66 64 66 63 64 62 64 63 64 63 65 63 PWind dir NE N E NE SE S SE S Wind char LT GN LT LT LT GN BZ WY Avg clouds B2 B1 B1 FW FW FW SC FW CL FW SC FW FW FW SC FW PoP 12hr 70 10 10 0 0 0 5 0 Rain shwrs L S Tstms C S $$ SDZ062-282100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 90 70 91 70 86 Temp 80 86 88 88 79 74 72 70 81 87 90 89 79 75 72 70 77 83 85 81 Dewpt 70 68 67 66 68 68 68 67 70 68 67 66 68 68 68 68 71 71 72 71 RH 72 55 50 48 69 82 87 90 69 53 47 47 69 79 87 93 82 67 65 72 Wind dir SE SE S S SE SE S S S S S S S S S S S S SE SE Wind spd 5 5 5 5 5 4 4 4 8 10 10 11 9 8 6 6 9 10 10 9 Wind gust 20 Clouds B2 SC SC SC SC FW FW B1 SC SC SC SC SC SC SC B2 B2 B2 B2 B2 PoP 12hr 20 10 5 10 60 QPF 12hr 0 0 0 0 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D Sprinkles Tstms S S S C C Obvis K K K K K K K K K K K K K Heat index 82 90 92 90 84 91 93 91 87 91 85 Max heat 91 94 91 92 96 91 89 92 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 83 63 82 63 83 66 87 Temp 71 67 80 81 68 64 79 80 67 64 80 82 70 67 84 84 Dewpt 70 67 69 67 65 64 65 64 63 62 64 63 64 64 66 65 PWind dir E N N N SE SE SE S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B1 SC FW FW B1 FW CL CL SC FW FW FW SC FW PoP 12hr 80 20 10 0 0 0 5 5 Rain shwrs D L S Tstms C C $$ SDZ070-282100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 69 91 70 87 Temp 79 84 88 88 79 75 71 71 80 88 90 89 79 76 72 70 77 83 86 83 Dewpt 72 72 71 71 71 70 69 69 72 72 71 71 71 70 70 70 73 75 75 75 RH 79 67 57 57 77 84 93 93 77 59 54 56 77 82 93100 87 77 70 77 Wind dir E SE SE SE SE SE SE SE S S S S SE S S SE SE SE SE SE Wind spd 4 6 5 5 5 5 5 5 8 10 12 12 11 9 8 8 10 12 10 10 Clouds B2 SC SC SC SC FW FW SC SC SC SC SC SC SC B1 OV B2 B2 B2 B1 PoP 12hr 10 5 5 40 60 QPF 12hr 0 0 0 0.10 0.22 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L L L D Sprinkles Tstms S C S S S C C Obvis K K K K K K K K K K K K K Heat index 90 95 94 85 95 97 95 81 90 95 91 Max heat 92 96 94 97 99 94 90 96 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 85 64 83 63 85 66 89 Temp 72 68 81 83 69 65 81 81 68 64 82 83 71 68 85 86 Dewpt 72 68 73 69 67 65 68 67 65 63 67 66 65 64 68 68 PWind dir SE N N N SE SE SE S Wind char LT GN LT LT LT LT GN BZ Avg clouds B2 B2 B2 SC FW FW SC FW CL FW SC CL CL FW SC FW PoP 12hr 80 20 10 0 0 0 5 5 Rain shwrs D L S Tstms C S S $$ SDZ069-282100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 943 AM CDT Tue Jul 28 2026 Date Tue 07/28/26 Wed 07/29/26 Thu 07/30/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 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 91 70 93 70 88 Temp 78 84 89 88 79 74 71 70 80 87 91 89 79 75 72 70 76 82 86 83 Dewpt 70 70 70 70 70 70 69 69 72 71 70 70 71 71 70 70 73 74 75 75 RH 76 63 54 55 74 87 93 97 77 59 50 54 77 87 93100 90 77 70 77 Wind dir E SE SE SE SE S SE SE S S S SE SE SE S SE SE SE SE SE Wind spd 3 8 8 6 6 6 5 5 8 10 12 13 12 9 8 8 10 11 11 11 Clouds B2 SC SC SC FW FW FW SC SC SC SC SC SC B1 B2 OV B2 B1 B1 B1 PoP 12hr 0 5 5 50 70 QPF 12hr 0 0 0 0.13 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L L L D Sprinkles Tstms C C S S S C C Obvis K K K K K K K K K K K K K Heat index 89 94 93 83 93 97 94 89 95 90 Max heat 90 97 93 95 99 94 90 96 Date Fri 07/31/26 Sat 08/01/26 Sun 08/02/26 Mon 08/03/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 67 86 64 84 64 86 66 91 Temp 72 68 80 83 69 65 80 82 68 65 81 83 70 68 85 87 Dewpt 72 68 71 69 67 65 67 66 64 63 66 65 65 64 67 66 PWind dir NE N NE N SE SE SE S Wind char LT GN LT LT LT GN GN BZ Avg clouds B1 B2 B1 FW FW FW B1 FW CL FW SC CL CL FW SC FW PoP 12hr 80 20 10 0 0 0 5 5 Rain shwrs D C S Tstms C S S $$