FOUS53 KFSD 181058 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 558 AM CDT Sat Jul 18 2026 IAZ012-182100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 64 93 74 99 Temp 73 79 84 88 86 74 69 65 66 79 87 92 91 81 79 76 74 87 95 98 94 Dewpt 68 68 67 66 65 66 64 62 63 68 70 69 70 67 66 66 66 69 68 64 63 RH 84 69 57 48 50 76 84 90 90 69 57 47 50 63 64 71 76 55 42 33 36 Wind dir NE NE NE NE NE E E E E SE S SE SE SE S S S SW SW W N Wind spd 8 10 9 8 10 5 4 4 4 6 6 6 9 12 12 11 10 10 9 10 11 Clouds SC B1 SC SC FW FW FW FW SC FW SC SC FW FW FW SC SC FW FW FW FW PoP 12hr 10 10 10 5 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Sprinkles C Tstms S S Heat index 87 90 88 81 92 97 97 83 91100101 Max heat 88 92 88 92 99 96 101 102 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 68 85 59 83 61 83 63 85 Temp 76 68 82 83 66 60 78 81 67 62 79 82 69 65 81 83 Dewpt 61 59 58 53 54 54 55 55 57 58 62 62 62 62 65 63 PWind dir N N NE SW S S SE E Wind char GN BZ LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC B1 B1 SC B1 B1 SC PoP 12hr 10 0 0 5 30 30 20 10 Rain shwrs C C S S $$ IAZ031-182100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 69 95 76 100 Temp 75 82 89 92 90 81 75 70 70 82 90 94 93 86 82 78 76 88 97100 96 Dewpt 68 70 71 70 68 67 66 65 66 69 70 69 69 68 67 67 67 69 67 64 62 RH 79 67 56 49 49 63 74 84 87 65 52 44 46 55 61 69 74 54 38 31 33 Wind dir E NE NE NE NE E E E E SE SE S SE SE S S S SW SW SW W Wind spd 2 5 6 8 11 9 5 4 4 5 6 6 9 10 10 9 6 9 9 10 10 Clouds SC SC SC SC FW FW FW FW SC SC SC SC FW FW FW FW SC FW FW FW FW PoP 12hr 20 5 0 0 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S Tstms S Heat index 86 95 98 94 83 85 96 99 98 89 85 92101102 98 Max heat 97 99 94 98 102 99 85 103 104Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 72 88 62 83 63 84 64 87 Temp 81 72 85 86 70 63 80 82 70 64 79 83 71 66 83 85 Dewpt 62 59 57 51 55 55 54 54 58 59 62 62 64 63 64 62 PWind dir N N N NE S S SE E Wind char GN GN LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC B1 B2 B1 SC B1 B1 SC PoP 12hr 10 0 0 10 30 40 30 10 Rain shwrs S C C S C Tstms S $$ IAZ014-182100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 87 62 89 71 97 Temp 72 78 83 86 85 73 67 64 64 78 85 88 87 78 75 73 72 84 93 96 91 Dewpt 68 68 67 65 66 65 63 62 62 67 67 69 71 66 65 64 66 70 70 68 68 RH 87 71 59 50 53 76 87 93 93 69 55 54 59 67 71 73 81 63 47 40 47 Wind dir N NE NE NE NE NE NE E E S SE SE S SE S S SW SW SW W NW Wind spd 6 10 9 9 8 4 3 2 2 5 6 8 9 11 11 12 11 12 11 10 10 Clouds SC B1 SC SC FW FW FW FW SC FW FW FW FW SC SC SC SC FW SC FW FW PoP 12hr 10 5 0 5 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Sprinkles C Tstms S S S Heat index 85 88 87 87 92 93 89 99100 95 Max heat 86 89 86 88 95 92 99 102 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 57 81 59 83 62 84 Temp 74 67 79 79 63 59 77 79 64 61 78 81 67 64 80 81 Dewpt 63 59 60 57 55 55 56 57 57 57 61 62 61 60 64 63 PWind dir N N N N S S S SE Wind char GN BZ LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC B1 SC SC SC B1 SC PoP 12hr 20 0 0 0 20 20 20 10 Rain shwrs S S S S Tstms S $$ IAZ022-182100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 65 91 72 98 Temp 73 81 85 87 85 75 70 66 67 81 87 90 89 80 77 74 73 87 95 97 93 Dewpt 69 71 71 68 67 66 65 64 64 68 68 69 69 66 66 65 67 71 69 67 66 RH 87 72 63 53 55 74 84 93 90 65 53 50 52 62 69 74 81 59 43 38 41 Wind dir NW NE NE NE NE NE E E E SE SE SE SE SE S S SW SW SW SW NW Wind spd 4 9 9 9 10 5 4 3 4 6 6 8 8 10 10 10 10 12 11 11 10 Clouds FW SC SC SC FW FW FW FW SC FW FW FW SC FW FW SC FW FW FW FW FW PoP 12hr 20 5 10 0 20 QPF 12hr 0 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Sprinkles C Tstms S S Heat index 84 90 91 88 84 90 95 94 92101101 96 Max heat 91 93 87 91 97 94 102 104 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 69 84 60 82 61 82 63 85 Temp 77 69 81 81 66 61 79 80 66 63 78 80 68 65 81 82 Dewpt 64 60 59 55 56 55 54 55 57 58 60 60 62 61 63 62 PWind dir NW N N N S S SE E Wind char GN BZ LT LT LT LT LT LT Avg clouds FW FW FW FW SC FW FW SC SC B1 B1 B1 SC B1 B1 SC PoP 12hr 20 0 0 5 20 30 20 10 Rain shwrs S S C S S Tstms S $$ MNZ072-182100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 87 65 92 75 95 Temp 69 76 82 85 85 74 70 66 67 81 87 90 90 82 79 78 76 85 92 94 91 Dewpt 65 65 62 61 62 63 63 61 62 64 64 65 68 67 67 66 67 69 65 61 60 RH 87 69 51 45 46 69 78 84 84 56 46 44 49 61 67 67 74 59 41 34 36 Wind dir N NE NE NE NE SE S SW S S S S S S S SW SW W W NW NW Wind spd 6 6 8 9 8 3 3 3 4 8 10 11 12 14 16 18 14 12 12 16 18 Clouds SC FW SC B1 SC FW FW FW SC FW SC SC FW SC SC SC B1 SC SC FW CL PoP 12hr 0 0 5 30 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C Tstms S C S Heat index 83 93 94 84 88 94 Max heat 83 87 84 88 96 94 94 95 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 81 59 82 62 85 64 85 Temp 73 67 78 79 64 60 78 80 66 63 82 82 69 65 82 83 Dewpt 61 60 57 52 55 54 54 53 57 57 59 59 61 61 61 59 PWind dir NW NW NW NW S SW S SE Wind char GN BZ LT LT LT LT LT LT Avg clouds CL FW FW FW FW FW FW SC SC FW SC SC SC SC B1 SC PoP 12hr 10 0 0 5 10 10 20 10 Rain shwrs STstms S $$ MNZ081-182100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 63 88 72 94 Temp 71 75 82 85 84 73 69 65 66 80 84 87 86 78 77 75 73 83 90 93 89 Dewpt 66 65 62 60 62 63 61 61 62 65 64 65 67 66 66 65 66 69 68 64 65 RH 84 71 51 43 48 71 76 87 87 60 51 48 53 67 69 71 79 63 49 38 45 Wind dir N NE N NE NE NE E S S S S S S S S S SW SW W NW N Wind spd 6 8 8 9 5 2 1 0 2 5 8 9 9 12 14 16 13 12 10 11 9 Wind gust 26 Clouds SC FW SC SC FW FW FW FW SC FW FW SC FW FW SC SC SC SC SC SC FW PoP 12hr 0 0 0 20 30 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S S Tstms S S C S S S S Heat index 86 89 89 87 94 95 91 Max heat 83 85 83 86 90 89 95 96 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 66 79 58 79 59 82 62 83 Temp 73 66 77 77 64 59 77 78 65 62 79 80 68 64 80 81 Dewpt 61 59 57 54 54 54 54 54 57 57 59 59 60 60 61 60 PWind dir NW N N NW S SW S SE Wind char GN BZ LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 20 0 0 0 10 10 20 10 Rain shwrs S S S Tstms S S $$ MNZ089-182100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 86 63 89 72 95 Temp 71 75 82 85 84 73 68 64 65 79 84 88 87 79 77 74 73 83 91 94 90 Dewpt 68 66 63 61 62 63 63 62 62 66 65 66 68 67 66 65 66 69 67 63 64 RH 90 74 53 45 48 71 84 93 90 64 53 48 53 67 69 74 79 63 45 36 42 Wind dir NE NE NE NE NE E E SE S S S S S S S S SW SW SW NW N Wind spd 9 11 9 9 6 4 2 2 3 6 8 9 10 13 14 16 14 12 10 11 10 Clouds SC SC SC SC FW SC FW FW SC FW FW SC FW SC SC SC SC SC SC SC FW PoP 12hr 5 0 0 10 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S S S Heat index 86 91 91 87 95 96 Max heat 83 86 83 87 93 91 96 98 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 58 79 60 82 63 83 Temp 73 66 78 79 64 60 75 77 65 62 78 80 68 64 79 81 Dewpt 61 59 57 53 54 54 54 54 57 57 60 59 61 60 62 60 PWind dir N N N NW S SW S SE Wind char GN BZ LT LT LT LT LT LT Avg clouds FW FW FW FW FW FW FW SC SC SC SC SC SC SC SC SC PoP 12hr 10 0 0 0 20 20 20 10 Rain shwrs S S S Tstms S $$ SDZ040-182100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 64 92 74 94 Temp 70 77 83 87 86 74 68 65 65 80 86 91 91 81 78 76 75 84 91 93 90 Dewpt 64 63 59 57 58 61 60 60 60 64 65 65 66 65 66 65 65 67 63 59 58 RH 81 62 44 36 39 64 76 84 84 58 50 42 44 58 67 69 71 57 40 32 34 Wind dir NE NE NE NE E E SE SE SE S S S S S S S SW W W NW NW Wind spd 8 11 10 9 9 5 4 4 5 11 11 11 11 13 14 13 11 10 13 17 19 Wind gust 24 27 Clouds B1 FW SC SC FW FW FW SC SC FW SC SC SC SC SC SC SC SC SC SC FW PoP 12hr 0 0 5 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Tstms S S S Heat index 88 93 94 83 87 Max heat 83 86 84 89 96 94 92 93 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 81 57 81 61 83 63 85 Temp 72 65 78 78 63 59 77 80 66 62 80 81 68 64 81 82 Dewpt 59 59 56 52 53 53 53 52 55 56 60 59 60 60 62 59 PWind dir N N NE W S S SE E Wind char GN BZ LT LT LT GN LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC SC SC SC B1 B1 SC PoP 12hr 5 0 0 5 20 10 10 5 Rain shwrs S S Tstms S $$ SDZ050-182100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 92 70 98 76 99 Temp 72 78 86 91 91 81 77 71 70 82 92 97 96 86 84 79 76 86 95 99 96 Dewpt 67 66 65 62 60 59 60 63 64 67 65 62 63 61 61 61 61 62 59 54 53 RH 84 67 50 38 36 47 56 76 81 61 41 32 34 43 46 54 60 45 30 22 24 Wind dir NE NE E E E E SE SE SE S S S S S S SW SW W NW N N Wind spd 10 13 12 11 11 11 13 12 11 12 13 16 14 17 19 18 16 14 14 17 18 Wind gust 29 29 26 Clouds B1 SC FW CL CL CL SC SC B1 SC FW SC SC FW FW FW SC FW FW FW CL PoP 12hr 10 10 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 88 85 94 98 Max heat 88 92 90 94 100 96 83 96 97 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 68 85 62 80 63 84 64 84 Temp 77 68 81 83 69 63 76 78 68 64 79 82 70 65 80 83 Dewpt 52 55 54 49 50 52 54 56 57 59 62 61 61 61 62 60 PWind dir N N NE SE SE S SE SE Wind char GN BZ GN GN GN GN GN GN Avg clouds FW FW SC SC SC SC B2 B1 B1 B2 B2 B1 B1 B1 B1 SC PoP 12hr 0 0 10 30 40 20 30 10 Rain shwrs C C S C S C C Tstms S S S S S $$ SDZ057-182100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 71 102 77 99 Temp 73 79 87 92 92 80 77 73 71 83 95100 99 88 84 80 77 87 96 98 97 Dewpt 66 64 59 57 57 58 60 63 65 69 68 64 65 64 64 64 64 65 59 55 52 RH 79 60 39 31 31 47 56 71 81 63 42 31 33 45 51 58 64 48 29 24 22 Wind dir NE E E E E E SE SE SE SE S S S S S S SW W N N N Wind spd 10 12 12 12 11 12 13 13 12 12 12 13 13 13 13 12 9 10 12 17 18 Wind gust 24 Clouds SC SC FW FW CL FW SC B1 B1 B1 FW SC SC FW FW FW SC FW FW FW CL PoP 12hr 5 5 10 5 0 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 87100103103 Max heat 87 93 89 101 107 101 84 96 98 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 87 62 82 63 86 65 88 Temp 77 68 81 84 69 63 77 80 69 65 81 85 71 66 83 86 Dewpt 55 58 55 50 52 54 55 56 59 60 62 61 63 63 63 60 PWind dir N N E SE SE SE SE E Wind char GN GN GN GN GN GN LT GN Avg clouds FW FW SC SC SC SC B2 B1 SC B1 B1 B1 SC B1 B1 SC PoP 12hr 0 0 10 40 30 20 20 10 Rain shwrs S C S S C S S S Tstms S S S S S S $$ SDZ038-182100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26Sun 07/19/26 Mon 07/20/26 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 92 68 98 75 97 Temp 72 78 87 91 90 77 72 69 69 80 90 96 95 84 80 77 75 85 92 96 93 Dewpt 65 61 56 55 56 59 61 60 61 65 67 66 66 65 65 64 65 65 60 56 53 RH 79 56 35 30 32 54 68 73 76 60 47 38 39 53 60 64 71 51 34 26 26 Wind dir NE E E E E E SE SE SE S S S S SE S S S W NW N N Wind spd 8 9 9 10 11 9 9 9 10 13 13 12 12 12 12 10 8 9 12 18 19 Wind gust 23 Clouds B1 SC FW FW FW FW SC SC B1 SC SC SC SC SC SC SC SC FW FW FW CL PoP 12hr 0 5 20 20 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S S Heat index 82 93100 99 86 82 87 Max heat 87 91 88 94 102 97 93 95 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 84 59 84 63 86 64 88 Temp 73 66 81 81 65 61 79 82 68 64 82 84 69 66 83 86 Dewpt 57 58 54 50 53 53 54 53 56 58 60 59 61 61 61 59 PWind dir N N NE S S S SE SE Wind char GN GN LT LT GN GN LT LT Avg clouds CL FW FW SC FW SC SC SC SC SC B1 SC SC B1 B1 SC PoP 12hr 0 0 0 10 20 20 10 5 Rain shwrs S S S Tstms S S $$ SDZ059-182100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 94 69 99 77 100 Temp 74 80 88 93 91 78 73 69 69 82 92 98 96 84 82 79 78 89 96 99 95 Dewpt 66 63 58 57 57 60 61 62 63 67 68 67 66 65 65 64 65 66 62 57 54 RH 76 56 36 30 32 54 66 78 81 61 46 37 38 53 56 60 64 47 33 25 25 Wind dir NE E NE E E E SE SE SE S S S S S S S SW W NW N N Wind spd 9 11 10 10 11 11 11 10 10 12 12 12 14 14 14 13 10 11 13 17 19 Wind gust 27 Clouds SC SC SC FW FW FW FW SC B1 SC SC SC SC SC FW SC SC FW FW FW CL PoP 12hr 5 5 5 10 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 97102 99 86 84 91 Max heat 88 94 89 97 104 98 83 98 100 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 87 61 84 64 87 65 89Temp 75 68 82 83 67 62 79 81 68 65 83 85 70 66 84 85 Dewpt 57 58 55 50 53 54 54 54 57 59 62 60 63 62 63 60 PWind dir N N NE S S S SE SE Wind char GN BZ LT LT GN GN LT LT Avg clouds FW FW FW SC FW SC B1 SC SC B1 B1 SC SC B1 B1 SC PoP 12hr 5 0 0 10 20 20 20 10 Rain shwrs S S S S S Tstms S S S $$ SDZ062-182100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 66 94 77 98 Temp 74 79 86 89 88 76 71 67 67 80 88 93 92 83 81 79 77 87 95 97 94 Dewpt 65 64 61 59 60 62 62 61 62 66 66 67 67 66 66 65 66 67 64 60 57 RH 74 60 43 37 39 62 73 81 84 62 48 43 44 57 60 62 69 52 36 30 29 Wind dir NE NE NE NE E E E E E S S S S SE S S SW SW W NW N Wind spd 10 10 10 9 10 8 4 3 4 8 9 9 11 12 12 11 10 10 11 12 14 Wind gust 23 Clouds B1 SC SC SC FW FW FW SC SC FW FW SC FW SC FW FW SC FW FW FW FW PoP 12hr 10 5 20 5 20 QPF 12hr 0 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S Heat index 82 91 97 96 85 83 90 97 Max heat 87 91 87 93 99 96 84 98 100 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 68 84 60 83 63 84 65 86 Temp 76 68 81 82 67 61 79 81 68 64 80 82 70 65 82 84 Dewpt 59 59 56 51 53 54 54 53 56 58 61 60 62 62 63 60 PWind dir N N NE SW S S SE E Wind char GN BZ LT LT LT GN LT LT Avg clouds FW FW FW FW FW FW SC SC SC SC B1 SC SC SC B1 SC PoP 12hr 10 0 0 5 30 20 20 10 Rain shwrs C S S Tstms S $$ SDZ070-182100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 69 96 77 102 Temp 76 81 88 92 91 80 74 70 70 83 91 95 94 86 83 80 78 90 99101 97 Dewpt 70 70 71 68 66 67 66 65 65 69 71 70 69 67 67 67 67 68 66 63 60 RH 82 69 57 46 44 65 76 84 84 63 52 45 44 53 59 65 69 49 34 29 30 Wind dir NE NE NE NE E E E SE E SE SE S SE S S S SW SW SW W N Wind spd 4 11 10 11 12 11 6 5 6 9 9 10 12 13 13 12 10 11 10 11 13 Clouds SC SC SC FW FW FW FW SC SC SC SC SC FW FW FW FW SC FW FW FW FW PoP 12hr 10 5 00 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 85 94 96 93 86 98102100 89 86 82 94103103 Max heat 96 99 92 98 104 100 85 104 104 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 71 88 61 83 64 85 65 87 Temp 80 71 84 85 70 62 79 81 69 65 80 83 71 66 83 85 Dewpt 60 59 57 50 54 55 54 54 58 60 63 62 64 63 65 63 PWind dir N N NE SE S S SE E Wind char GN BZ LT LT GN GN LT LT Avg clouds FW FW SC SC FW SC SC SC SC B1 B2 B1 SC B1 B1 SC PoP 12hr 5 0 0 20 30 30 20 10 Rain shwrs S S C C S S Tstms S S $$ SDZ069-182100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 558 AM CDT Sat Jul 18 2026 Date Sat 07/18/26 Sun 07/19/26 Mon 07/20/26 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 94 69 97 78 102 Temp 74 80 87 92 92 80 74 70 70 81 90 95 94 86 83 80 78 89 97100 97 Dewpt 69 69 68 64 63 64 65 64 65 69 69 68 68 66 66 66 66 67 64 60 58 RH 84 69 53 40 38 58 74 81 84 67 50 42 43 51 57 62 67 48 34 27 28 Wind dir NE NE NE NE E E E E SE SE SE S SE S S S SW SW W NW N Wind spd 8 12 11 10 11 13 9 6 8 9 9 10 12 13 13 11 10 11 11 12 14 Wind gust 21 Clouds SC SC SC FW CL CL FW SC SC SC SC SC FW FW FW FW SC FW FW FW FW PoP 12hr 10 0 10 10 10 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Heat index 83 91 94 82 84 95100 99 88 85 82 92100 Max heat 92 96 93 97 103 99 84 101 102 Date Tue 07/21/26 Wed 07/22/26 Thu 07/23/26 Fri 07/24/26 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 70 89 61 83 64 86 64 88 Temp 78 70 83 84 68 62 78 80 69 65 80 83 70 65 81 84 Dewpt 58 59 56 50 53 54 54 54 58 60 62 62 63 63 64 62 PWind dir N N NE SE S S SE SE Wind char GN BZ LT LT GN GN LT LT Avg clouds FW FW SC SC FW FW B1 SC SC B1 B2 B1 SC B1 B1 SC PoP 12hr 5 0 0 20 40 30 20 10 Rain shwrs S S C C S Tstms S S $$