Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
171 FOUS53 KFSD 301048 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 548 AM CDT Sun Aug 30 2026 IAZ012-302100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 71 88 67 86 Temp 73 81 88 90 87 77 75 72 71 79 84 87 85 73 70 69 67 75 83 86 83 Dewpt 67 69 71 71 71 69 68 66 66 68 68 66 67 66 65 65 65 70 71 71 71 RH 81 67 57 54 59 76 79 81 84 69 59 50 55 79 84 87 93 84 67 61 67 Wind dir S S SW SW S S S SW NW N N N N E E E E SE E SE E Wind spd 5 8 9 10 9 5 4 4 4 6 6 4 3 3 2 3 3 3 4 4 5 Clouds B1 SC SC SC SC SC FW B1 B1 B2 SC FW FW SC FW B2 OV B2 B1 SC SC PoP 12hr 5 5 10 30 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S L Tstms S S S S C Heat index 84 94 96 93 87 89 88 88 91 88 Max heat 94 98 90 88 91 85 88 92 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 87 67 88 68 88 68 87 Temp 71 67 84 83 71 69 85 84 72 69 85 84 72 68 84 83 Dewpt 66 64 70 71 67 65 72 71 66 65 70 70 66 64 69 68 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds SC B1 SC FW FW SC B1 FW FW SC B1 FW SC SC B1 SC PoP 12hr 60 10 30 10 10 5 10 10 Rain shwrs L C S C S Tstms C S S C S $$ IAZ031-302100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 92 71 89 69 89 Temp 75 81 89 91 89 80 77 73 71 79 86 88 86 77 73 71 69 77 86 89 87 Dewpt 65 68 70 70 70 68 68 66 65 69 70 70 70 69 68 67 67 70 71 71 71 RH 71 65 54 50 54 67 74 79 81 72 59 55 59 76 84 87 93 79 61 56 59 Wind dir SE S SW S S S S S W NW N N N NE NE NE NE NE E SE E Wind spd 8 8 9 9 8 4 3 3 4 6 5 4 3 2 2 2 2 3 5 5 5 Clouds B2 FW SC SC FW SC SC B1 B2 B1 SC FW FW SC SC B2 OV B1 SC SC SC PoP 12hr 10 5 10 40 20 QPF 12hr 0 0 0 0.05 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S S Tstms C S S S S Heat index 84 94 97 94 83 91 92 91 91 95 92 Max heat 96 100 92 91 96 88 93 96 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 90 70 91 70 91 69 89 Temp 75 70 87 87 75 71 88 87 75 70 88 87 74 70 87 86 Dewpt 66 63 69 70 67 65 70 70 66 64 69 69 66 64 68 67 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC B1 SC FW SC B1 SC FW SC B1 SC PoP 12hr 30 10 20 10 10 10 10 10 Rain shwrs S C S S S Tstms S S S S S $$ IAZ014-302100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 72 88 67 87 Temp 71 81 88 90 87 79 76 74 72 79 84 87 85 73 70 69 67 76 84 87 84 Dewpt 65 67 69 70 70 68 66 65 65 68 68 67 67 66 64 64 64 68 69 70 70 RH 81 63 54 52 57 69 71 74 79 69 59 52 55 79 81 84 90 76 61 57 63 Wind dir S SW SW S S S S SW W N N N N NE NE E NW NW E SE E Wind spd 6 10 11 12 10 8 5 4 4 6 8 6 4 3 2 3 3 4 5 6 4 Clouds B1 SC FW SC SC SC SC B1 B1 B1 SC FW FW SC FW B2 B2 B1 B1 SC SC PoP 12hr 20 5 10 20 20 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C Tstms S S S S C Heat index 83 92 96 92 87 90 88 88 92 88 Max heat 94 98 90 88 91 85 88 92 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 88 67 88 68 89 67 87 Temp 72 68 84 84 70 68 85 84 72 69 86 84 71 68 84 83 Dewpt 65 63 68 70 66 65 70 70 66 65 69 70 66 64 67 67 PWind dir E NE E SE S SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds SC B1 SC FW FW SC B1 SC FW SC SC SC SC SC SC SC PoP 12hr 50 10 40 20 20 10 20 10 Rain shwrs C C C S S S Tstms C C C S S S $$ IAZ022-302100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 73 90 69 89 Temp 74 81 86 89 87 79 77 75 73 80 86 88 85 75 72 71 69 77 85 88 86 Dewpt 65 68 69 70 70 68 67 66 66 70 71 70 70 68 67 67 66 70 71 71 71 RH 74 65 57 54 57 69 71 74 79 72 61 55 61 79 84 87 90 79 63 57 61 Wind dir S SW SW S S S SW SW SW NW N N N NE NE E N E E SE E Wind spd 10 11 12 11 8 6 5 6 5 5 4 4 2 3 3 3 3 3 4 5 4 Clouds B1 SC SC B1 FW B1 B1 B1 B1 B1 SC FW FW SC FW B2 OV B1 B1 SC SC PoP 12hr 20 5 20 30 30 QPF 12hr 0 0 0 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S C C C C C Tstms S S C C S S C Heat index 83 91 94 93 83 91 93 90 90 94 91 Max heat 91 98 90 93 94 86 90 94 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 70 89 69 90 69 90 68 88 Temp 74 70 86 85 73 70 86 86 73 70 86 85 72 69 85 83 Dewpt 66 63 69 71 67 66 71 71 67 65 70 70 66 65 68 68 PWind dir E S SE SE S SE SE S Wind char LT LT LT LT LT LT LT LT Avg clouds SC SC SC FW FW SC B1 SC FW SC B1 SC SC SC SC SC PoP 12hr 30 10 30 20 20 10 10 10 Rain shwrs C C S C S S S Tstms C C S C S S S $$ MNZ072-302100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 69 83 63 83 Temp 69 74 82 87 85 77 74 71 69 73 79 82 81 70 67 65 63 72 79 82 80 Dewpt 68 70 72 73 73 71 69 68 65 65 63 62 65 63 61 60 59 64 65 66 68 RH 97 87 72 63 67 82 84 90 87 76 58 51 58 78 81 84 87 76 62 58 67 Wind dir E SE SE S S SW SW NW NW NW N N W SW SW SW SW W NE NE NE Wind spd 4 5 8 9 5 8 6 8 9 10 8 4 2 2 3 3 3 3 4 4 4 Clouds B2 SC SC FW SC SC FW SC B1 SC SC SC SC SC SC B1 B2 B1 B1 B1 B1 PoP 12hr 10 5 5 5 20 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S L Tstms C Heat index 87 94 92 83 84 Max heat 87 96 87 84 86 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 64 84 65 86 66 87 67 86 Temp 67 64 80 81 68 66 83 83 70 67 84 84 70 67 83 82 Dewpt 66 64 67 69 67 65 70 70 68 65 68 69 67 64 67 67 PWind dir NE E SE SE S SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds B2 B1 SC FW FW SC SC FW FW SC SC FW FW SC SC SC PoP 12hr 70 10 20 10 10 10 30 20 Rain shwrs L L S S C S Tstms C S S S C S $$ MNZ081-302100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 71 85 65 85 Temp 71 78 86 89 86 78 75 73 71 76 81 84 82 72 69 67 65 74 81 84 81 Dewpt 67 68 69 69 70 69 68 67 67 66 64 61 64 64 63 62 62 65 65 66 67 RH 87 71 57 52 59 74 79 81 87 71 56 46 55 76 81 84 90 74 58 55 63 Wind dir SE S S S S S S W NW NW N N N NE NW E SW W E SE E Wind spd 3 5 9 11 9 9 6 5 6 9 8 5 2 2 1 2 2 3 4 4 4 Clouds B1 SC SC SC SC SC SC SC B1 B1 SC FW FW SC FW B1 B2 B2 B2 B1 SC PoP 12hr 5 5 10 10 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S C Tstms S S S C Heat index 90 94 91 83 83 86 84 Max heat 91 96 89 83 86 84 88 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 84 65 86 67 86 66 85 Temp 69 65 81 82 70 67 83 83 71 68 84 83 71 68 83 82 Dewpt 66 64 66 67 67 66 68 69 68 66 67 67 67 65 65 65 PWind dir NE NE SE SE SE SE SE SE Wind char LT LT LT LT LT LT LT GN Avg clouds B1 B1 SC FW FW SC B1 SC FW FW SC SC FW SC SC SC PoP 12hr 70 10 30 20 20 20 20 20 Rain shwrs C L C S S S S S S Tstms C C C S S S S S S $$ MNZ089-302100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 71 84 66 84 Temp 70 78 86 89 85 77 75 73 71 75 81 84 81 71 68 67 66 74 80 84 80 Dewpt 67 68 70 70 70 69 68 67 66 66 64 62 64 64 63 62 63 66 67 67 68 RH 90 71 59 54 61 76 79 81 84 74 56 48 56 79 84 84 90 76 65 57 67 Wind dir S S S S S S SW W NW N N N N NE NE E S S SE SE E Wind spd 4 6 9 11 9 9 6 6 8 10 8 6 3 3 2 3 3 4 4 4 4 Clouds B1 SC SC SC SC SC FW SC B1 B1 FW FW FW SC FW B1 B2 B1 B1 SC SC PoP 12hr 5 5 10 10 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Tstms S S C Heat index 91 94 90 83 82 87 83 Max heat 92 96 88 83 86 84 87 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 66 86 67 86 67 85 Temp 69 66 81 81 69 68 83 82 71 68 83 82 70 68 82 81 Dewpt 66 64 67 69 67 65 68 69 67 65 68 68 66 65 66 66 PWind dir E E SE SE SE S SE SE Wind char LT LT LT GN LT GN LT GN Avg clouds B1 B1 SC FW FW SC B1 FW FW FW SC SC FW SC SC SC PoP 12hr 70 10 30 10 20 10 20 20 Rain shwrs L L C S S S Tstms C C C S S S $$ SDZ040-302100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 67 84 63 84 Temp 70 76 84 88 85 75 72 69 67 72 80 83 81 70 66 64 63 72 80 83 79 Dewpt 67 69 71 71 71 69 67 66 63 63 60 58 61 61 59 58 58 64 64 64 67 RH 90 79 65 57 63 82 84 90 87 73 51 43 51 73 78 81 84 76 58 53 67 Wind dir E SE S SW SW S NW NW NW N N N S E SE SE SE SE SE E E Wind spd 5 8 9 9 5 5 4 8 9 8 8 4 3 3 3 2 3 4 5 5 5 Wind gust 19 Clouds B1 SC SC FW SC SC FW SC B1 SC FW SC SC SC FW B2 B2 B1 B2 B2 B1 PoP 12hr 5 5 5 5 30 QPF 12hr 0 0 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S L Tstms S C Heat index 89 94 90 Max heat 90 95 88 82 84 82 85 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 84 64 86 65 87 66 86 Temp 66 62 81 82 67 66 83 83 69 66 85 84 69 67 84 83 Dewpt 65 62 67 68 66 64 68 69 66 64 66 67 64 63 65 66 PWind dir E E SE SE SE SE SE S Wind char LT LT LT GN LT GN LT GN Avg clouds B1 B1 SC FW FW SC B1 FW FW FW SC FW FW FW B1 FW PoP 12hr 70 5 20 5 10 5 20 10 Rain shwrs L C S S S Tstms C S S S S $$ SDZ050-302100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 65 85 66 83 Temp 71 78 86 90 89 78 73 68 65 71 79 84 83 74 70 68 66 71 79 82 80 Dewpt 61 63 61 61 62 61 62 61 60 60 57 56 58 58 59 60 61 64 65 65 66 RH 71 60 43 38 41 56 68 78 84 68 47 38 43 57 68 76 84 79 62 56 62 Wind dir SW W W W SW S NW NW NW NW N NE SE E SE SE S SW SE SE SE Wind spd 9 12 11 11 8 11 17 14 10 9 8 6 5 4 4 5 5 6 9 10 8 Clouds SC SC FW SC SC SC SC B1 SC SC SC SC SC SC SC B2 B2 B2 B2 B1 B1 PoP 12hr 0 5 5 20 50 QPF 12hr 0 0 0 0.03 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C Tstms S S S S S C C Heat index 84 82 Max heat 87 91 86 84 81 85 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 63 87 66 90 66 90 67 89 Temp 67 63 82 85 71 67 86 87 71 67 87 87 72 68 85 86 Dewpt 64 62 65 65 64 61 61 62 60 58 60 61 61 59 61 61 PWind dir SE S S S SE S S S Wind char LT GN GN GN LT GN GN GN Avg clouds B1 SC SC FW FW SC B1 FW FW FW SC FW FW SC SC FW PoP 12hr 40 5 20 5 5 5 5 5 Rain shwrs C S Tstms C S $$ SDZ057-302100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 91 65 85 64 83 Temp 71 77 86 90 88 77 72 67 65 71 79 84 83 73 69 67 65 72 79 82 79 Dewpt 67 67 65 63 64 65 65 64 62 61 56 55 57 59 60 60 61 64 64 65 66 RH 87 71 50 41 45 67 79 90 90 71 45 37 41 62 73 78 87 76 60 56 64 Wind dir S W W W W SE NW NW NW NW N NE E E SE SE SE S SE SE E Wind spd 5 8 10 9 6 9 13 10 5 5 5 6 5 6 4 4 4 5 9 9 8 Wind gust 24 Clouds SC SC FW SC SC B1 SC SC SC FW SC B1 SC B1 B1 B2 B2 B2 B2 B1 B1 PoP 12hr 0 5 0 10 70 QPF 12hr 0 0 0 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L L Tstms S S S C C Heat index 84 Max heat 89 92 87 84 81 84 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 87 65 90 66 90 67 89 Temp 66 63 82 85 71 67 85 87 71 67 87 87 72 68 85 86 Dewpt 66 63 66 66 67 64 63 62 63 62 62 63 63 62 63 63 PWind dir E SE SE S SE S SE SE Wind char LT GN GN GN LT GN GN GN Avg clouds B1 SC SC FW FW SC SC FW FW FW SC FW FW SC SC FW PoP 12hr 60 5 5 5 5 5 5 5 Rain shwrs L Tstms C $$ SDZ038-302100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 85 63 84 Temp 69 76 84 88 86 75 71 67 64 71 80 84 83 71 67 65 63 72 80 83 79 Dewpt 67 69 69 68 69 68 67 64 62 62 58 56 59 61 59 59 59 63 63 64 67 RH 93 79 61 52 57 79 87 90 93 73 47 38 44 71 75 81 87 73 56 53 67 Wind dir SE SW SW W W NE N NW NW NW NW NW SW SE SE E SE E SE SE E Wind spd 5 6 8 8 6 5 10 11 8 8 5 4 4 4 4 4 4 5 6 6 6 Clouds B1 B1 FW FW FW FW SC SC SC FW FW SC SC SC SC B2 B2 B2 B2 B2 B2 PoP 12hr 5 5 0 5 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L Tstms S C Heat index 88 92 90 Max heat 90 94 88 81 85 81 82 86 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 62 86 65 89 65 90 67 89 Temp 66 62 82 83 69 66 84 85 70 66 85 86 71 67 85 85 Dewpt 66 62 67 68 67 65 66 66 65 63 65 65 64 63 64 64 PWind dir E SE SE S SE SE SE SE Wind char LT LT GN GN LT GN GN GN Avg clouds B2 B1 SC FW FW SC B1 FW FW FW SC FW FW SC SC FW PoP 12hr 70 5 20 0 5 5 5 5 Rain shwrs L S S Tstms C S S $$ SDZ059-302100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 67 88 65 87 Temp 72 79 88 91 89 77 73 70 67 74 81 86 85 73 68 67 65 74 81 86 82 Dewpt 69 69 68 66 67 68 67 65 63 64 60 58 61 62 61 62 62 66 66 65 68 RH 90 72 52 44 48 74 81 84 87 71 49 39 45 68 78 84 90 76 60 50 63 Wind dir S SW SW SW W SW NW N NW N N N N NE E S SE SE S SE E Wind spd 5 6 9 10 6 5 9 12 10 10 9 6 4 4 4 4 4 5 8 9 8 Clouds SC SC FW SC SC SC FW SC B1 SC SC B1 SC SC SC B1 B2 B2 B2 B1 B1 PoP 12hr 5 0 0 10 50 QPF 12hr 0 0 0 0 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L Tstms S C C Heat index 92 94 92 84 88 85 Max heat 93 97 91 83 87 83 85 89 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 89 66 91 67 92 68 91 Temp 67 64 84 85 70 67 87 87 71 67 88 87 72 68 87 86 Dewpt 67 64 67 68 67 65 66 65 65 63 65 65 64 63 64 64 PWind dir E SE SE S SE SE SE SE Wind char LT LT GN GN LT GN GN GN Avg clouds B1 SC SC FW FW SC B1 SC FW FW SC FW FW FW SC FW PoP 12hr 70 5 20 5 5 5 10 5 Rain shwrs L S S Tstms C S $$ SDZ062-302100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 87 67 86 Temp 73 80 88 91 87 78 75 72 70 76 83 86 84 73 70 69 67 74 82 86 82 Dewpt 69 69 69 68 69 68 67 67 65 65 63 61 63 63 63 63 63 67 67 67 68 RH 87 69 54 47 55 71 76 84 84 69 51 43 49 71 78 81 87 79 61 53 63 Wind dir S S SW SW S SW SW NW N N N N NE E NE E NE E SE SE E Wind spd 3 5 9 10 8 5 4 5 8 8 8 5 5 3 3 3 2 4 5 5 6 Clouds B1 SC FW FW SC SC FW SC B2 B1 SC SC FW SC FW B1 OV B2 B1 B1 SC PoP 12hr 5 5 10 10 30 QPF 12hr 0 0 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L Tstms S S C Heat index 82 93 95 92 85 88 85 Max heat 95 98 92 85 88 84 86 90 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 87 67 89 68 89 68 88 Temp 70 66 84 84 70 68 86 85 72 68 87 85 72 68 86 84 Dewpt 66 64 67 68 67 65 67 67 66 64 66 66 66 64 65 65 PWind dir E E SE SE SE SE SE SE Wind char LT LT LT LT LT GN LT GN Avg clouds B1 B1 SC FW FW SC B1 FW FW FW B1 FW FW FW B1 FW PoP 12hr 70 5 20 5 10 5 10 10 Rain shwrs L C S Tstms C S S $$ SDZ070-302100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 93 71 89 68 88 Temp 74 82 90 92 89 79 77 73 71 78 85 88 86 75 72 70 68 76 84 88 85 Dewpt 69 70 70 70 72 69 68 66 66 68 67 66 68 68 67 67 67 71 71 71 71 RH 84 67 52 49 57 72 74 79 84 71 55 48 55 79 84 90 97 85 65 57 63 Wind dir S SW SW SW SW S SW W NW NW N N N NE E SW NE SE SE SE E Wind spd 4 6 8 9 6 5 4 5 6 8 8 5 3 3 2 3 3 4 6 8 6 Clouds B1 FW FW SC SC SC FW SC B2 B1 SC FW FW FW SC B2 OV B2 SC SC SC PoP 12hr 5 5 5 40 20 QPF 12hr 0 0 0 0.04 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S C Tstms C S S S C Heat index 86 96 97 95 88 90 89 90 94 90 Max heat 98 100 94 89 93 87 91 95 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 68 89 68 91 69 91 69 90 Temp 73 68 86 86 73 70 88 87 74 69 88 87 74 70 87 86 Dewpt 68 65 70 71 68 65 70 70 67 64 69 69 67 64 68 68 PWind dir E SE SE SE SE SE SE SE Wind char LT LT LT LT LT GN LT GN Avg clouds SC SC SC FW FW SC B1 FW FW SC B1 FW FW SC B1 FW PoP 12hr 40 10 20 5 10 5 10 10 Rain shwrs C C S S Tstms C S S S $$ SDZ069-302100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 548 AM CDT Sun Aug 30 2026 Date Sun 08/30/26 Mon 08/31/26 Tue 09/01/26 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 95 71 89 68 88 Temp 74 82 91 93 89 80 76 73 71 76 84 88 86 75 72 70 68 74 83 88 84 Dewpt 69 69 67 66 69 69 67 66 64 66 63 62 65 66 66 66 66 70 69 69 70 RH 84 65 45 41 52 69 74 79 79 71 49 42 50 74 81 87 93 87 63 54 63 Wind dir SW SW SW SW S SW SW NW NW NW N N E E NE S NE SE SE SE E Wind spd 4 6 9 10 8 5 5 9 10 10 9 6 4 3 3 4 3 5 8 9 8 Clouds SC FW FW SC SC SC SC SC B2 B1 SC FW FW SC SC B2 OV B2 B1 SC SC PoP 12hr 5 5 5 30 20 QPF 12hr 0 0 0 0.03 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S S L Tstms S S S S C Heat index 85 94 97 95 88 87 91 89 Max heat 96 99 94 86 90 86 88 93 Date Wed 09/02/26 Thu 09/03/26 Fri 09/04/26 Sat 09/05/26 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 90 68 92 68 92 69 91 Temp 71 67 85 86 73 69 87 87 73 69 88 87 74 69 87 86 Dewpt 68 65 68 69 68 65 67 67 65 63 66 67 66 63 66 66 PWind dir E SE E SE SE SE SE S Wind char LT LT LT LT LT GN LT GN Avg clouds B1 SC FW FW FW SC B1 FW FW SC SC FW FW SC SC FW PoP 12hr 60 10 20 0 5 5 10 10 Rain shwrs L C S S Tstms C S S S $$