Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
110 FOUS53 KFSD 232143 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 443 PM CDT Sun Aug 23 2026 IAZ012-240900- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 62 78 64 84 61 Temp 75 66 64 63 62 67 72 76 76 69 67 65 64 72 80 83 81 71 67 63 61 Dewpt 64 63 62 61 62 66 67 69 68 66 64 63 63 69 71 70 68 64 59 57 56 RH 69 90 93 93100 97 84 79 76 90 90 93 97 90 74 65 65 79 75 81 84 Wind dir SW S S S SE S S S S SE S S S SW SW W W W W W NW Wind spd 8 4 4 5 5 9 11 9 6 5 5 4 4 4 6 8 8 6 4 4 4 Clouds SC SC B2 B2 OV B2 B2 SC SC SC B1 B2 B1 B1 B1 SC SC SC FW FW FW PoP 12hr 50 20 10 10 5 QPF 12hr 0.08 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S Tstms S S Heat index 83 87 84 Max heat 83 83 88 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 57 82 59 81 63 81 64 83 Temp 79 78 64 58 79 79 64 59 77 78 67 63 77 79 68 65 80 80 Dewpt 62 61 56 54 60 59 56 56 65 67 64 63 71 73 68 65 72 72 PWind dir NW N NW SE SE SE SE SE SE Wind char GN LT LT LT GN GN GN LT LT Avg clouds FW CL CL CL FW FW FW SC B1 B1 SC B1 B2 B1 SC SC B2 SC PoP 12hr 0 0 0 20 30 60 20 30 10 Rain shwrs S C C C L S S C C Tstms S S S S S S S C $$ IAZ031-240900- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 79 64 84 63 Temp 73 67 66 64 63 67 73 78 77 71 68 66 64 72 81 84 82 73 69 65 63 Dewpt 65 63 63 63 62 65 66 68 68 66 64 63 63 68 71 71 71 67 63 59 57 RH 76 87 90 97 97 93 79 71 74 84 87 90 97 87 72 65 69 81 81 81 81 Wind dir SW S SE SE SE SE SE SE SE SE SE S S S SW SW W W W NW NW Wind spd 5 5 5 5 6 9 10 9 6 5 4 4 3 3 5 6 5 5 4 4 4 Clouds SC B1 B2 B2 OV B2 B2 B1 B1 SC B1 SC B1 B1 B1 SC SC SC FW CL FW PoP 12hr 70 30 10 20 5 QPF 12hr 0.14 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C S S Tstms S S S S Heat index 84 89 86 Max heat 85 89 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 58 82 60 81 64 83 65 84 Temp 79 79 65 59 79 80 65 61 78 79 69 64 80 81 70 66 81 82 Dewpt 63 64 57 55 63 65 60 58 67 68 65 64 71 72 69 66 72 73 PWind dir NW NW NW S SE SE SE SE SE Wind char GN LT LT LT LT GN GN LT LT Avg clouds FW CL CL FW SC FW FW SC B1 B1 SC B1 B2 B1 SC B1 B2 SC PoP 12hr 0 0 0 30 40 50 30 40 10 Rain shwrs C C S C C C C C Tstms S C S C S S S C $$ IAZ014-240900- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 60 80 63 85 61 Temp 76 68 62 61 61 69 74 78 77 69 66 65 63 72 81 84 82 72 68 63 61 Dewpt 60 60 59 59 59 63 64 65 63 62 60 59 59 65 68 68 66 63 59 55 54 RH 58 76 90 93 93 81 71 64 62 78 81 81 87 79 65 59 58 73 73 75 78 Wind dir SW S S S S S S S S S S S S SW SW W W W W W NW Wind spd 4 4 3 3 3 6 9 9 8 6 5 5 4 6 9 11 9 8 6 6 6 Clouds SC SC B2 OV B2 B1 B1 SC FW SC B1 B1 B1 SC SC SC SC SC FW FW FW PoP 12hr 30 30 10 20 5 QPF 12hr 0 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S S Tstms S Heat index 84 87 84 Max heat 84 87 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 56 82 57 82 62 82 64 83 Temp 79 78 63 57 79 79 62 58 79 78 66 62 78 79 67 64 81 80 Dewpt 61 59 55 53 57 56 53 53 60 63 61 61 68 69 66 64 69 70 PWind dir NW NW N E SE SE S SE SE Wind char GN LT LT LT LT GN GN GN GN Avg clouds FW FW FW CL FW FW FW SC B1 SC SC SC B2 B1 B1 B1 B2 SC PoP 12hr 0 0 0 5 20 60 30 40 20 Rain shwrs S S C L C S C C S Tstms S S S S S S $$ IAZ022-240900- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 61 79 63 84 62 Temp 74 66 63 63 61 68 74 77 76 68 66 65 63 72 80 83 81 71 68 65 62 Dewpt 63 63 62 61 60 64 65 66 65 63 61 61 60 66 69 70 69 67 63 60 57 RH 69 90 97 93 97 87 74 69 69 84 84 87 90 81 69 65 67 87 84 84 84 Wind dir SW SW SE S S S S S SE SE S S S S SW SW SW W W W W Wind spd 3 3 3 3 3 5 8 8 5 5 5 4 4 5 6 8 6 6 6 5 5 Clouds SC FW SC OV OV B1 B2 SC FW SC B1 B1 B1 SC SC SC SC SC FW FW FW PoP 12hr 40 30 10 20 5 QPF 12hr 0.10 0.04 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S Tstms S S Heat index 83 87 84 Max heat 83 83 87 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 58 82 59 82 63 81 65 83 Temp 80 78 64 59 80 79 64 60 79 78 67 63 78 79 68 65 81 80 Dewpt 63 61 57 55 60 61 57 56 63 65 63 62 69 71 67 65 71 72 PWind dir NW NW NW SE S SE S SE SE Wind char GN LT LT LT LT LT GN LT LT Avg clouds FW FW CL FW FW FW FW SC SC B1 SC B1 B2 B1 B1 B1 B1 SC PoP 12hr 0 0 0 20 30 60 40 40 20 Rain shwrs S C S C L C C C S Tstms S S S S S S S $$ MNZ072-240900- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 61 82 66 88 64 Temp 77 68 64 63 62 70 76 80 80 72 68 67 66 74 84 87 83 74 69 66 64 Dewpt 57 56 57 58 61 63 64 64 64 64 64 64 64 67 65 59 57 58 57 57 58 RH 50 65 78 84 97 78 66 58 58 76 87 90 93 79 53 39 41 57 66 73 81 Wind dir E SE S S S S S S S S S S SW SW W W W W W W NW Wind spd 8 9 5 5 4 8 11 10 9 9 9 8 8 10 11 14 13 10 9 9 10 Clouds SC B1 B1 B1 B2 SC SC SC FW SC SC SC SC SC SC FW FW FW FW FW FW PoP 12hr 5 10 20 10 0 QPF 12hr 0 0 0.03 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S Tstms S Heat index 82 82 86 Max heat 81 83 86 87 81 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 81 58 83 63 83 64 84 Temp 77 78 63 59 78 79 62 59 78 80 66 63 78 80 68 64 80 81 Dewpt 60 57 56 54 55 52 53 53 58 61 62 62 67 68 67 64 67 67 PWind dir NW NW N E SE SE SE SE SE Wind char BZ LT LT LT LT GN GN LT GN Avg clouds FW FW CL CL FW CL FW FW SC SC SC SC B2 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 5 10 50 20 30 10 Rain shwrs C C S C C Tstms S S S S $$ MNZ081-240900- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 80 64 86 63 Temp 76 67 64 62 60 70 75 79 78 71 67 66 64 73 82 86 83 73 69 65 63 Dewpt 57 56 56 56 60 62 61 61 60 63 62 61 62 64 64 62 59 59 57 56 56 RH 52 68 75 81100 76 62 54 54 76 84 84 93 73 55 45 44 62 66 73 78 Wind dir SE SE S S S S S S S S S S S SW SW W W W W W NW Wind spd 4 4 4 3 3 8 10 9 8 6 6 6 6 9 11 12 10 9 6 6 8 Clouds SC SC B1 B2 B2 FW SC FW FW SC SC SC B1 SC SC FW FW FW CL CL FW PoP 12hr 10 20 20 20 5 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 57 81 57 82 62 81 63 83 Temp 77 78 64 58 78 79 62 58 78 79 66 62 78 79 68 64 80 80 Dewpt 57 54 56 54 52 51 53 53 56 58 61 62 64 66 66 64 66 66 PWind dir NW NW N E SE SE S SE SE Wind char GN LT LT LT LT LT GN GN LT Avg clouds FW FW CL CL FW CL FW FW SC SC SC SC B2 B1 B1 B1 B2 B1 PoP 12hr 0 0 0 5 10 50 30 30 20 Rain shwrs C C C S C C S Tstms S S S S S S S $$ MNZ089-240900- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 60 78 64 84 62 Temp 76 67 63 61 60 68 72 77 76 68 66 64 64 72 80 84 82 71 68 64 62 Dewpt 60 61 59 58 60 63 63 63 63 64 63 62 62 65 66 63 60 60 57 55 55 RH 58 81 87 90100 84 73 62 64 87 90 93 93 79 62 49 47 68 68 73 78 Wind dir S SW S S S S S S S S S S S SW W W W W W W NW Wind spd 5 5 4 4 5 9 10 10 8 8 8 8 6 9 11 12 11 9 8 6 8 Clouds SC SC B1 B2 B1 SC B1 SC FW SC B1 B1 B1 SC SC FW SC FW FW FW FW PoP 12hr 30 20 10 20 0 QPF 12hr 0.01 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S Heat index 82 Max heat 83 86 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 57 81 57 81 62 80 64 82 Temp 78 77 63 58 78 78 62 58 77 78 66 62 76 78 67 64 79 79 Dewpt 58 55 56 53 53 52 54 54 58 61 63 62 66 67 67 64 67 68 PWind dir NW NW N E SE S S SE SE Wind char GN LT LT LT GN GN GN GN GN Avg clouds FW FW CL CL FW FW FW FW SC B1 SC B1 B2 B1 SC B1 B1 B1 PoP 12hr 0 0 0 5 20 50 30 30 20 Rain shwrs S C C C C C S Tstms S S S S S S $$ SDZ040-240900- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 81 63 86 60 Temp 77 68 64 62 61 67 75 79 79 70 66 64 63 73 83 85 82 71 66 62 60 Dewpt 62 61 60 60 61 64 64 65 65 65 64 64 63 67 64 59 58 58 56 56 56 RH 60 78 87 93100 90 69 62 62 84 93100100 81 53 41 44 63 70 81 87 Wind dir S S S S S S S S S S S S S SW W W W W NW NW NW Wind spd 6 6 5 6 8 12 13 11 9 9 8 5 5 8 12 16 13 9 6 6 8 Wind gust 23 27 Clouds SC B1 B1 B2 B2 B1 SC SC FW B1 B1 SC B2 SC SC FW FW FW CL FW FW PoP 12hr 30 10 20 5 0 QPF 12hr 0.01 0 0.02 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S Tstms S S S Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 81 55 82 57 82 61 82 62 83 Temp 77 78 61 56 78 79 61 58 78 80 65 62 78 80 66 63 80 81 Dewpt 60 56 55 52 55 53 52 53 60 62 62 62 67 67 66 63 67 67 PWind dir NW N N E SE SE SE SE SE Wind char GN LT LT LT GN GN GN LT GN Avg clouds FW FW CL CL FW FW FW FW B1 SC SC B1 B2 SC B1 B1 B2 SC PoP 12hr 0 0 0 10 20 50 20 40 10 Rain shwrs S S C C S S C C Tstms S S S S S C $$ SDZ050-240900- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 61 86 65 84 61 Temp 70 67 65 63 61 70 79 84 83 73 69 67 65 72 80 83 82 71 67 63 61 Dewpt 64 63 63 62 61 66 69 68 69 68 67 65 64 66 63 61 61 59 57 55 54 RH 81 87 93 97100 87 72 59 63 84 93 93 97 81 56 47 49 66 70 75 78 Wind dir SE SE SE SE S S SE SE SE S S S W NW NW NW NW W W NW NW Wind spd 19 19 16 16 12 11 8 6 6 8 6 6 8 9 10 10 8 9 9 8 8 Wind gust 29 26 26 Clouds B1 B2 B1 SC SC SC SC SC FW B1 B1 SC B1 SC SC SC SC FW FW FW FW PoP 12hr 50 5 30 10 0 QPF 12hr 0.01 0 0.05 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C S S C Tstms S C C S S S Heat index 87 87 Max heat 89 83 82 84 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 59 82 62 84 64 85 65 84 Temp 77 79 64 59 78 79 66 63 78 81 68 64 80 82 69 65 80 82 Dewpt 58 58 55 54 60 62 61 61 66 68 66 64 68 68 67 64 66 66 PWind dir NW W SE SE SE SE SE SE E Wind char GN LT LT GN BZ GN GN GN GN Avg clouds CL CL CL FW FW FW SC SC B1 SC SC B1 B2 B1 SC SC B1 SC PoP 12hr 0 0 10 50 30 40 10 20 10 Rain shwrs C C C S C C S S Tstms C C S S C C S S $$ SDZ057-240900- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 62 86 65 86 61 Temp 75 69 66 64 63 70 79 85 84 73 69 67 65 73 82 85 83 72 67 63 61 Dewpt 65 65 64 63 63 67 69 69 69 70 69 67 65 67 61 57 59 59 58 58 58 RH 71 87 93 97100 90 72 59 61 90100100100 81 49 39 44 64 73 84 90 Wind dir SE SE SE SE SE SE SE SE SE SE S S W NW NW NW W W NW NW NW Wind spd 17 16 13 12 11 9 6 6 6 6 4 4 4 5 11 12 9 8 5 5 5 Wind gust 26 23 Clouds B1 B1 B1 B1 SC SC SC FW SC B1 SC SC B2 SC SC SC FW FW FW CL FW PoP 12hr 50 5 20 5 0 QPF 12hr 0.02 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C Tstms C C Heat index 89 88 Max heat 91 85 83 85 81 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 82 58 84 62 85 63 85 65 85 Temp 78 80 64 59 79 81 67 64 79 82 68 64 80 83 69 65 80 82 Dewpt 58 58 57 56 59 60 60 61 66 68 68 64 68 68 68 65 67 65 PWind dir NW NE SE SE SE SE SE SE SE Wind char GN LT LT GN GN GN GN GN GN Avg clouds FW CL CL FW SC SC SC B1 B1 SC SC B1 B2 B1 SC SC B1 SC PoP 12hr 0 0 10 40 30 30 10 20 10 Rain shwrs C C C S C S S S Tstms S C S S C S S S $$ SDZ038-240900- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 64 86 65 88 61 Temp 78 71 66 64 64 69 78 84 83 72 68 66 65 74 84 87 84 72 67 63 61 Dewpt 63 63 64 63 64 64 66 67 67 68 67 66 65 65 59 57 58 58 57 57 56 RH 60 76 93 97100 84 67 57 59 87 97100100 74 43 36 41 61 70 81 84 Wind dir S S SE SE SE S S S S S S S S W NW W W NW NW NW NW Wind spd 13 11 10 11 11 13 11 8 8 8 6 5 5 6 11 16 13 9 6 8 8 Wind gust 26 Clouds SC SC B1 B1 B2 SC SC FW FW B1 SC SC B2 B1 FW FW FW FW FW FW FW PoP 12hr 40 5 40 5 0 QPF 12hr 0.08 0 0.04 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C S S Heat index 87 86 Max heat 83 88 84 85 87 81 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 56 85 61 85 64 85 64 85 Temp 79 80 63 57 80 82 65 61 80 81 67 64 80 82 68 64 81 82 Dewpt 59 57 56 54 56 55 55 56 62 66 66 64 67 68 67 64 67 66 PWind dir NW N NE E SE SE SE E SE Wind char GN LT LT LT GN GN GN LT GN Avg clouds FW CL CL FW FW FW SC SC B1 SC SC B1 B2 B1 B1 B1 B1 SC PoP 12hr 0 0 0 20 30 40 20 30 10 Rain shwrs S C S C S S C C Tstms S S C S S C $$ SDZ059-240900- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 86 66 89 61 Temp 75 70 66 65 63 71 78 84 84 73 68 67 66 75 84 88 85 73 67 63 61 Dewpt 64 64 64 63 63 65 67 68 68 69 68 67 66 67 64 59 60 59 58 57 55 RH 69 81 93 93100 81 69 59 59 87100100100 76 51 38 43 62 73 81 81 Wind dir S S SE SE SE S S S S SE S S S W NW W W W NW NW NW Wind spd 13 11 11 12 13 14 12 10 10 9 8 5 4 6 10 14 13 9 8 6 8 Clouds SC B1 B2 B2 B2 SC FW FW FW B2 B1 B1 B1 SC SC SC SC FW FW FW FW PoP 12hr 60 10 10 5 0 QPF 12hr 0.06 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C S Tstms S C S S Heat index 87 87 Max heat 84 90 85 86 89 82 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 85 56 86 61 86 64 86 65 87 Temp 80 81 64 57 81 82 65 62 80 82 67 64 81 83 68 65 82 83 Dewpt 59 58 57 54 57 58 57 58 64 67 66 64 69 70 68 65 68 68 PWind dir NW NW NE E SE SE SE SE SE Wind char GN LT LT LT GN GN GN GN GN Avg clouds FW FW FW CL FW FW FW SC B1 SC B1 B1 B2 B1 B1 SC B1 SC PoP 12hr 0 0 5 30 30 50 20 30 10 Rain shwrs C C S C C S S S C Tstms C S C S S S C $$ SDZ062-240900- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 63 81 65 87 63 Temp 76 68 66 64 63 68 74 79 79 71 68 66 65 73 83 86 83 73 68 65 63 Dewpt 63 62 62 62 63 64 65 67 66 66 65 64 64 67 67 63 61 58 57 56 56 RH 64 81 87 93100 87 74 67 64 84 90 93 97 81 59 46 47 59 68 73 78 Wind dir S S S S S S S S S S S S S SW W W W W NW NW NW Wind spd 10 6 5 6 8 10 12 11 10 6 5 4 3 5 9 12 11 8 5 5 6 Clouds SC SC B1 B2 OV B2 B1 SC FW B1 B1 SC B2 B1 SC SC SC FW FW FW SC PoP 12hr 50 10 10 10 0 QPF 12hr 0.03 0.01 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S Tstms S S S Heat index 86 Max heat 83 85 87 88 82 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 57 84 60 83 64 83 65 84 Temp 79 79 64 58 80 81 65 61 79 80 68 64 79 81 69 65 81 81 Dewpt 59 57 56 54 55 54 55 56 61 65 64 64 68 69 68 65 68 68 PWind dir NW N N E SE SE SE SE SE Wind char GN LT LT LT GN GN GN LT GN Avg clouds FW CL CL CL FW FW FW SC B1 SC SC B1 B2 B1 SC SC B2 B1 PoP 12hr 0 0 0 20 30 60 20 40 10 Rain shwrs S C S L C S S C C Tstms S S S S S S S C $$ SDZ070-240900- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 63 80 65 86 63 Temp 73 67 66 64 63 68 74 79 78 71 68 66 65 74 82 85 82 73 69 65 63 Dewpt 64 64 63 63 63 66 68 70 70 69 67 65 65 70 71 70 69 65 62 58 57 RH 73 90 90 97100 93 82 74 76 93 97 97100 87 69 61 65 76 78 78 81 Wind dir S SE SE SE SE S S S SE SE S S S SW W W W W W W NW Wind spd 9 8 8 9 10 11 13 11 10 8 6 4 4 5 6 9 8 6 5 5 5 Clouds SC B1 OV OV OV B1 B1 B1 SC SC B1 SC B1 B1 SC SC SC FW FW FW FW PoP 12hr 80 10 10 10 5 QPF 12hr 0.21 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L S S Tstms C S Heat index 86 90 86 Max heat 83 88 91 83 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 83 58 83 61 82 64 83 65 84 Temp 80 80 65 59 80 80 65 62 78 79 68 64 80 81 70 66 82 82 Dewpt 62 63 58 56 62 64 61 59 68 70 67 64 72 73 70 66 72 73 PWind dir NW NW NW S SE SE SE SE SE Wind char GN LT LT LT GN GN GN LT GN Avg clouds FW CL FW FW FW FW FW SC B1 B1 SC B1 B2 B1 SC SC B1 SC PoP 12hr 0 0 0 30 40 60 20 30 10 Rain shwrs C C S L C S C C Tstms S C S C S S S C $$ SDZ069-240900- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 443 PM CDT Sun Aug 23 2026 Date 08/23/26 Mon 08/24/26 Tue 08/25/26 Wed 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 63 82 66 87 62 Temp 72 68 66 64 63 68 76 81 80 72 69 67 66 73 83 86 83 73 69 64 62 Dewpt 64 64 64 63 63 65 67 70 70 70 68 66 66 70 69 66 65 64 61 57 56 RH 76 87 93 97100 90 74 69 72 93 97 97100 90 63 51 55 73 76 78 81 Wind dir S SE SE SE SE S SE SE S SE S S S SW W W W W W NW NW Wind spd 11 10 9 10 10 12 12 10 10 9 6 4 3 5 8 10 10 8 6 6 6 Clouds B1 B2 OV OV OV B1 SC SC FW SC B1 SC B2 B1 SC SC SC FW FW FW FW PoP 12hr 80 10 10 10 5 QPF 12hr 0.20 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs D L S Tstms C S Heat index 85 83 87 89 85 Max heat 88 87 90 82 Date 08/26 Thu 08/27/26 Fri 08/28/26 Sat 08/29/26 Sun 08/30/26 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 58 85 61 83 65 85 66 85 Temp 80 81 66 59 81 81 66 62 79 80 68 65 80 82 70 66 82 82 Dewpt 60 59 58 55 59 61 61 60 67 70 67 65 71 73 70 66 71 71 PWind dir NW NW NW SE SE SE SE SE SE Wind char GN LT LT LT GN GN GN LT GN Avg clouds FW CL FW FW FW FW FW B1 B1 SC B1 B1 B2 B1 SC B1 B1 SC PoP 12hr 0 0 5 40 40 60 20 30 10 Rain shwrs C C C L C S C C Tstms C C S C S S S C $$