Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
634 FOUS53 KFSD 171856 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 156 PM CDT Sun Aug 17 2025 IAZ012-172100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 89 66 85 Temp 87 83 74 72 70 69 78 85 89 86 75 71 69 67 74 81 83 80 Dewpt 76 75 72 70 70 69 73 75 76 76 72 70 69 67 70 71 72 72 RH 70 77 93 93100100 85 72 66 72 90 97100100 87 72 70 77 Wind dir S S S S SW S W W NW N NE NE NE NE NE NE NE NE Wind spd 13 11 10 10 9 8 8 6 5 4 4 5 5 5 5 5 6 5 Clouds SC B1 B1 B2 B2 B2 SC SC FW FW FW SC SC B1 SC FW FW FW PoP 12hr 20 50 10 10 5 QPF 12hr 0.02 0.39 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C Tstms S C C C C Heat index 97 90 93 99 96 85 88 84 Max heat 91 99 86 94 100 91 85 88 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 61 82 60 83 61 82 55 76 Temp 67 63 78 77 63 61 79 79 66 63 78 76 62 57 73 71 Dewpt 67 63 68 68 63 61 67 68 62 61 66 65 58 54 56 56 PWind dir NE E SE S S NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC FW SC SC FW PoP 12hr 5 0 0 0 20 20 20 5 Rain shwrs S S S Tstms S $$ IAZ031-172100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 71 90 69 86 Temp 89 86 78 75 73 71 78 86 89 88 78 74 71 69 77 84 85 84 Dewpt 74 74 72 71 70 70 73 74 75 76 75 73 71 69 72 72 72 72 RH 61 68 82 87 90 97 85 68 64 68 91 97100100 85 67 65 67 Wind dir S S SE SE SW SE SW W W N N NE NE N NE NE NE NE Wind spd 12 10 9 9 8 5 6 8 5 4 3 3 3 3 5 6 6 6 Clouds SC SC B1 B2 B2 B2 SC FW FW CL FW SC SC B1 SC FW FW FW PoP 12hr 20 50 20 20 10 QPF 12hr 0.02 0.26 0 0.04 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C S S S Tstms S S C C C S S S Heat index 98 94 95100100 89 91 89 Max heat 98 100 93 96 102 98 90 92 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 85 62 85 63 84 58 78 Temp 70 65 80 80 66 62 81 81 67 64 81 79 65 60 75 75 Dewpt 69 65 68 68 65 62 66 66 64 61 66 65 62 57 57 57 PWind dir NE E SE SE S NW N NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC SC SC SC FW PoP 12hr 5 0 0 0 10 10 30 10 Rain shwrs C Tstms S $$ IAZ014-172100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 70 88 66 83 Temp 87 85 77 75 72 70 77 84 88 86 76 71 68 66 72 79 82 79 Dewpt 77 76 73 71 70 70 73 75 76 76 72 70 68 66 69 70 71 71 RH 72 75 87 87 93100 87 74 68 72 87 97100100 90 74 69 77 Wind dir S SE SE SE S S SW W W N NE N N N NE N N NE Wind spd 12 10 10 10 10 9 10 10 9 5 5 4 5 5 5 8 8 6 Clouds SC SC B1 B2 B2 B2 B1 SC SC FW FW SC B1 B1 SC FW FW FW PoP 12hr 10 50 20 10 5 QPF 12hr 0 0.36 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C S S Tstms S S C C S S Heat index 99 94 92 99 96 86 Max heat 89 101 89 94 100 91 86 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 60 82 59 82 61 82 56 76 Temp 66 61 76 76 63 60 78 78 65 61 78 76 62 57 72 71 Dewpt 65 61 66 66 63 60 65 66 62 60 66 65 59 54 56 56 PWind dir NE NE SE S S NW N NW Wind char LT LT LT LT LT LT LT GN Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC FW SC FW FW PoP 12hr 0 0 0 0 10 10 20 5 Rain shwrs S S $$ IAZ022-172100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 88 72 88 68 83 Temp 87 84 77 75 73 73 78 84 87 85 76 72 69 68 73 79 82 79 Dewpt 77 77 74 71 70 70 73 76 77 77 75 72 69 68 71 72 72 72 RH 72 80 90 87 90 90 85 77 72 77 97100100100 93 79 72 79 Wind dir S S SE S S SW SW SW W N NE N N N NE NE NE NE Wind spd 11 10 10 10 10 10 10 10 9 5 4 5 5 5 6 6 8 6 Clouds FW SC B1 B2 B2 B2 B1 SC SC FW FW SC B1 B1 SC FW FW FW PoP 12hr 10 40 30 20 10 QPF 12hr 0 0.33 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C S S S S S Tstms S C C C S S S S S Heat index 98 94 92 98 96 86 Max heat 95 101 90 95 101 92 87 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 62 80 59 81 61 82 57 76 Temp 67 64 76 76 63 61 77 76 64 62 78 76 63 59 72 71 Dewpt 67 64 67 68 63 61 66 67 63 61 68 67 60 56 57 57 PWind dir NE NE E SE S W N NW Wind char LT LT LT LT LT LT LT LT Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC SC SC SC FW PoP 12hr 5 0 0 0 10 10 30 10 Rain shwrs S C Tstms S S $$ MNZ072-172100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 70 85 64 82 Temp 83 81 75 73 71 70 76 81 84 82 73 70 67 65 70 77 79 79 Dewpt 76 76 74 72 71 70 71 72 72 73 70 68 66 65 68 68 70 70 RH 80 85 97 97100100 85 74 67 74 90 93 97100 93 74 74 74 Wind dir SE SE S S S SW NW NW N N N NW NW NW N N N NE Wind spd 14 13 11 10 9 8 8 9 9 8 5 4 4 4 5 6 6 5 Clouds B1 B1 B2 B1 B2 B2 B1 SC FW FW FW SC SC B1 SC SC FW CL PoP 12hr 30 60 10 5 0 QPF 12hr 0.10 0.67 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C C Tstms S C L C S Heat index 91 88 85 90 87 Max heat 94 86 87 92 82 83 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 81 62 84 64 79 57 72 Temp 66 63 76 77 65 63 80 80 68 65 75 75 62 57 70 68 Dewpt 66 63 66 66 64 62 66 67 64 64 63 62 56 53 54 54 PWind dir E SE SE S S NW NW NW Wind char LT LT LT GN GN GN LT GN Avg clouds CL SC SC CL CL FW FW CL SC SC SC SC FW FW FW FW PoP 12hr 0 0 0 0 30 20 10 0 Rain shwrs C S Tstms S S $$ MNZ081-172100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 70 87 66 82 Temp 85 82 75 74 72 70 77 84 87 83 74 69 67 66 71 77 80 78 Dewpt 75 75 74 71 70 70 72 72 72 73 70 69 67 66 67 67 67 68 RH 72 79 97 90 93100 85 67 61 72 87100100100 87 71 65 71 Wind dir SE S S SE S S W W NW N N N N N N N N N Wind spd 12 11 10 10 10 9 10 10 8 5 5 4 4 4 5 8 8 6 Clouds SC B1 B2 B2 B2 B2 B1 SC SC FW SC SC SC B1 SC FW FW FW PoP 12hr 20 60 20 10 5 QPF 12hr 0.04 0.44 0.01 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L C S Tstms C C L C S Heat index 93 89 89 93 89 82 Max heat 84 96 88 91 95 85 83 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 61 81 60 82 63 79 57 73 Temp 65 62 76 76 63 61 78 78 66 64 77 74 62 58 71 68 Dewpt 65 62 63 65 63 60 64 65 63 61 63 62 57 53 52 53 PWind dir NE E SE S S NW NW NW Wind char LT LT LT LT LT GN LT GN Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC FW FW FW FW PoP 12hr 0 0 0 0 20 10 20 5 Rain shwrs S S Tstms S $$ MNZ089-172100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 70 87 65 82 Temp 84 82 74 72 70 70 75 82 85 84 72 69 67 65 71 78 80 79 Dewpt 75 75 74 71 70 70 72 73 73 73 71 69 66 65 68 68 68 69 RH 74 79100 97100100 90 74 67 70 97100 97100 90 71 67 72 Wind dir S S S S S SW W NW NW N NE N N N NE NE NE NE Wind spd 12 11 11 10 10 9 10 9 8 5 5 5 5 5 6 6 8 6 Clouds SC SC B1 B2 B2 B2 B1 SC SC FW FW SC SC B1 SC FW FW FW PoP 12hr 20 50 20 10 5 QPF 12hr 0.06 0.27 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C C C S Tstms S C C C C S Heat index 91 87 87 92 90 83 Max heat 85 95 83 89 95 85 84 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 60 81 59 82 62 79 56 73 Temp 65 62 76 76 63 60 78 78 65 63 76 74 62 57 71 69 Dewpt 65 62 65 66 63 60 65 66 63 61 64 63 56 53 53 54 PWind dir NE E SE S S NW NW NW Wind char LT LT LT GN LT GN LT GN Avg clouds FW FW SC CL CL FW FW CL FW SC SC SC FW FW FW FW PoP 12hr 0 0 0 0 20 20 20 5 Rain shwrs S S S Tstms S $$ SDZ040-172100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 86 67 85 63 83 Temp 85 82 74 72 69 67 74 82 85 82 72 67 65 63 72 79 82 79 Dewpt 75 74 71 69 68 67 70 71 71 71 69 67 64 63 67 68 68 68 RH 72 77 90 90 97100 87 69 63 69 90100 97100 84 69 63 69 Wind dir S S SE S SW W NW N N NE NE NE NE NE NE NE NE NE Wind spd 17 13 12 10 9 5 6 8 8 6 5 5 4 4 5 6 8 6 Clouds B1 B1 B1 B1 B1 B2 SC SC FW FW SC SC SC B1 SC FW FW FW PoP 12hr 40 50 5 5 5 QPF 12hr 0.03 0.19 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S Tstms C C C S S Heat index 94 88 86 90 87 85 Max heat 84 95 84 87 91 83 85 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 60 82 60 84 62 78 55 72 Temp 65 61 78 78 65 61 80 80 67 63 75 74 59 55 70 68 Dewpt 65 61 66 66 63 60 67 67 63 61 62 60 55 51 53 53 PWind dir E SE SE S S N N NW Wind char LT LT LT GN GN GN LT GN Avg clouds FW FW SC CL CL FW FW FW SC B1 SC SC FW FW FW FW PoP 12hr 0 0 0 0 40 20 10 5 Rain shwrs S C S Tstms S S S $$ SDZ050-172100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 89 66 87 Temp 88 85 74 71 68 67 75 84 88 85 75 71 68 66 75 83 86 83 Dewpt 67 69 70 68 67 67 70 69 67 67 68 67 66 66 69 69 67 67 RH 50 59 87 90 97100 84 61 50 55 79 87 93100 82 63 53 59 Wind dir S S NW S W W N NE E NE E SE N E E E E E Wind spd 13 11 9 6 5 5 6 8 6 6 5 5 4 4 5 8 8 9 Clouds SC SC B2 B1 SC SC FW CL FW FW B2 SC SC SC FW FW FW FW PoP 12hr 30 30 10 10 10 QPF 12hr 0 0.05 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C C Tstms S C C Heat index 91 89 88 91 88 87 89 86 Max heat 88 92 87 89 92 87 88 91 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 87 66 91 64 80 57 76 Temp 70 66 83 83 71 66 86 86 72 66 76 76 63 60 72 72 Dewpt 67 66 68 65 65 63 67 65 63 61 62 58 57 54 55 54 PWind dir SE SE SE S SW N N N Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW FW CL FW FW CL CL SC SC SC SC SC SC SC FW PoP 12hr 5 0 0 5 30 30 20 10 Rain shwrs S C C S S S Tstms S C S $$ SDZ057-172100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 67 90 65 89 Temp 85 84 75 72 69 67 75 84 89 87 76 72 68 66 75 84 87 86 Dewpt 71 72 72 71 68 67 71 69 68 69 70 68 67 66 70 70 69 68 RH 63 67 90 97 97100 87 61 50 55 82 87 97100 84 63 55 55 Wind dir SW NW SE S N N NE NE E N E E NE E E E E E Wind spd 12 10 9 6 5 5 6 8 8 9 6 6 5 5 5 9 10 10 Clouds SC FW B1 SC SC SC SC FW FW FW B1 SC SC SC SC FW FW FW PoP 12hr 20 20 5 10 5 QPF 12hr 0 0.01 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S Tstms S S S Heat index 90 90 88 92 91 88 91 89 Max heat 89 94 89 89 95 89 89 93 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 65 90 67 94 63 83 57 78 Temp 71 66 85 85 72 68 88 89 73 66 78 79 64 59 73 74 Dewpt 68 66 69 67 66 65 67 66 65 62 60 59 57 54 54 53 PWind dir SE SE SE S E N N N Wind char GN GN GN GN GN GN LT GN Avg clouds FW FW FW CL FW FW CL FW SC SC SC SC SC SC FW FW PoP 12hr 0 0 0 5 30 20 20 10 Rain shwrs S C S S Tstms S C $$ SDZ038-172100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 67 87 64 86 Temp 86 84 75 72 68 68 72 80 85 83 75 69 67 64 73 82 85 83 Dewpt 73 73 73 71 68 67 68 69 69 70 69 67 66 64 68 68 68 68 RH 65 70 94 97100 97 87 69 59 65 82 93 97100 84 63 57 61 Wind dir S S SE SW NW N N N N NE NE E E E E E NE E Wind spd 14 11 10 6 5 5 6 8 8 8 5 5 4 3 5 5 6 6 Clouds B1 SC B1 B1 B1 B2 SC FW FW CL SC SC SC SC FW FW FW CL PoP 12hr 70 30 5 5 5 QPF 12hr 0.02 0.06 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C Tstms C C C Heat index 94 91 83 89 87 85 88 86 Max heat 90 95 88 84 91 86 85 89 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 86 64 89 63 81 55 75 Temp 69 64 81 81 69 65 83 84 70 64 76 76 62 55 71 71 Dewpt 67 64 69 67 65 63 68 68 65 61 60 59 56 51 53 52 PWind dir E SE SE S SE N N N Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW FW CL CL FW FW FW SC SC SC SC FW SC FW FW PoP 12hr 0 0 0 5 40 20 10 5 Rain shwrs C C S Tstms C S $$ SDZ059-172100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 89 68 88 65 87 Temp 88 83 74 72 69 68 76 83 87 85 75 70 66 65 75 82 85 83 Dewpt 73 73 73 71 69 68 70 71 71 71 70 68 66 65 69 71 70 70 RH 61 72 97 97100100 82 67 59 63 84 93100100 82 69 61 65 Wind dir S S S SW SE N N N N NE NE NE E E E E E E Wind spd 16 13 11 9 6 5 6 8 6 6 5 5 4 4 5 6 6 6 Clouds B1 SC B1 B2 B1 B1 SC FW FW FW SC SC SC SC SC FW FW FW PoP 12hr 70 40 5 10 5 QPF 12hr 0.20 0.20 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S Tstms C C C S Heat index 95 89 88 92 91 86 90 88 Max heat 94 97 84 89 94 88 86 91 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 64 87 64 90 64 82 57 77 Temp 70 64 81 81 69 64 83 84 70 65 77 76 62 57 73 72 Dewpt 67 64 69 68 65 63 68 69 65 62 63 62 58 53 55 55 PWind dir E SE SE S SE N N N Wind char LT GN GN GN GN GN LT GN Avg clouds FW FW FW CL FW FW FW CL SC SC SC SC SC SC FW FW PoP 12hr 0 0 0 0 30 20 20 5 Rain shwrs S C S S Tstms S S $$ SDZ062-172100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 70 89 66 85 Temp 87 82 74 72 70 70 77 84 88 86 76 71 68 66 74 81 84 81 Dewpt 75 74 71 70 70 69 73 74 73 73 70 68 68 66 69 69 69 69 RH 68 77 90 93100 97 87 72 61 65 82 90100100 84 67 61 67 Wind dir S S SE SE SW SW W NW N NE NE NE NE NE NE NE NE NE Wind spd 13 12 10 9 6 5 5 5 5 5 5 5 4 4 5 6 6 5 Clouds SC B1 B2 B2 B2 B1 SC SC FW FW FW SC SC B1 SC FW FW FW PoP 12hr 40 40 10 10 5 QPF 12hr 0.03 0.10 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C S Tstms C C C C S Heat index 95 88 91 96 93 85 88 84 Max heat 92 98 87 93 97 91 86 90 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 84 61 84 64 81 57 75 Temp 68 64 79 79 66 62 80 80 68 64 77 76 62 57 73 71 Dewpt 66 63 67 66 63 62 67 67 64 62 64 61 57 53 55 53 PWind dir E E SE S S N N NW Wind char LT LT LT GN LT GN LT LT Avg clouds FW FW SC CL CL FW FW CL FW SC SC SC FW SC FW FW PoP 12hr 0 0 0 0 30 20 20 5 Rain shwrs C S S Tstms S S $$ SDZ070-172100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 90 70 89 69 86 Temp 89 83 75 73 71 70 78 85 88 87 77 74 71 69 76 84 85 82 Dewpt 76 76 73 71 70 70 74 76 76 78 75 73 71 69 72 73 73 73 RH 66 80 94 93 97100 88 75 68 75 94 97100100 87 70 67 74 Wind dir S SE SE SE S S SW W NW NE NE NE N NE NE NE NE NE Wind spd 13 11 10 9 8 6 6 5 5 5 4 4 4 4 5 6 6 6 Clouds SC SC B1 B2 B1 B1 SC FW FW CL FW SC SC B1 SC FW FW FW PoP 12hr 30 50 10 10 10 QPF 12hr 0.06 0.40 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C S S Tstms C C C C C S S Heat index 100 91 94 99 99 90 92 87 Max heat 96 102 89 96 102 97 91 93 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 63 84 62 86 64 83 58 77 Temp 70 65 81 79 66 63 82 81 70 65 80 79 64 59 75 73 Dewpt 70 65 70 70 66 63 69 68 64 63 67 66 61 56 58 58 PWind dir E E SE SE S NW N NW Wind char LT LT LT GN GN GN LT LT Avg clouds FW FW FW CL CL FW FW CL FW SC SC SC SC SC SC FW PoP 12hr 5 0 0 0 20 20 30 10 Rain shwrs S S S C Tstms S S S $$ SDZ069-172100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 156 PM CDT Sun Aug 17 2025 Date Sun 08/17/25 Mon 08/18/25 Tue 08/19/25 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 90 68 87 Temp 88 83 74 72 70 70 77 84 88 87 77 74 70 68 75 82 84 83 Dewpt 75 76 73 71 70 70 73 75 76 77 74 73 70 68 72 72 73 73 RH 66 80 97 97100100 87 74 68 72 90 97100100 90 72 70 72 Wind dir S S SW S SE S W NW N NE N NE NE NE NE NE NE E Wind spd 14 13 10 9 8 6 6 6 5 5 5 5 4 4 5 8 6 6 Clouds SC B1 B1 B2 B2 B1 SC FW FW FW SC SC SC B1 SC FW FW FW PoP 12hr 60 50 10 10 10 QPF 12hr 0.02 0.30 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C Tstms C C C C C Heat index 99 91 91 98 98 87 91 89 Max heat 96 101 93 102 96 89 92 Date Wed 08/20/25 Thu 08/21/25 Fri 08/22/25 Sat 08/23/25 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 62 88 66 82 58 78 Temp 70 66 80 80 68 63 82 84 70 66 78 78 64 59 73 73 Dewpt 70 65 70 69 66 63 69 69 65 63 66 64 59 56 57 57 PWind dir E SE SE S S NW N NW Wind char LT LT LT GN GN GN LT GN Avg clouds FW FW FW CL FW FW FW CL FW SC SC SC SC SC SC FW PoP 12hr 5 0 0 0 20 20 20 10 Rain shwrs S S S S Tstms S S $$