Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
555 FOUS53 KFSD 181628 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 1127 AM CDT Fri Sep 18 2026 IAZ012-182100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 79 61 68 56 62 Temp 71 78 72 69 68 66 63 66 67 67 66 63 62 59 57 60 62 62 61 Dewpt 71 75 72 69 68 66 63 66 67 67 65 63 62 59 57 60 61 61 61 RH 100 91100100100100100100100100 97100100100100100 97 97100 Wind dir SE SE NE NE N N N N N N NE NE NE NE NE NE NE NE NE Wind spd 13 9 8 6 4 4 5 8 9 9 9 9 8 9 10 12 13 11 9 Clouds B2 B2 B2 B2 B2 OV OV OV OV B2 OV OV OV OV OV OV B2 B2 B2 PoP 12hr 20 30 30 30 30 QPF 12hr 0.05 0.01 0.06 0.06 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C S S C C S S C C C Tstms S S Obvis PF PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 51 57 47 62 45 63 50 68 Temp 58 52 56 56 53 49 59 59 51 47 60 61 55 51 65 66 Dewpt 58 52 56 56 53 49 54 56 51 47 55 59 55 51 61 64 PWind dir NE NE NE E SE SE SE SE Wind char GN GN LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B1 B2 SC SC SC B1 B1 SC B1 B2 SC PoP 12hr 70 60 5 0 0 10 20 20 Rain shwrs C L L S S S Tstms S $$ IAZ031-182100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 87 64 71 58 63 Temp 80 87 81 73 70 68 66 67 70 70 69 65 64 62 59 61 63 63 63 Dewpt 73 74 74 72 70 68 66 67 68 67 66 65 64 62 59 61 61 60 61 RH 79 65 79 97100100100100 93 90 90100100100100100 93 90 93 Wind dir S S N N NW NW NW N N N N N N N NE NE NE NE NE Wind spd 12 11 6 6 4 4 5 6 8 9 9 8 8 8 8 9 10 9 8 Wind gust 23 Clouds B1 SC B1 B1 B2 B2 OV B2 B2 B2 B2 B2 OV OV OV OV OV B2 B2 PoP 12hr 20 30 30 30 50 QPF 12hr 0.01 0.05 0.05 0.12 0.06 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C S C S S C C C C C C C C L Tstms C C S Obvis PF Heat index 83 95 86 Max heat 86 96 Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 53 59 48 63 47 64 51 69 Temp 60 54 57 58 55 51 61 61 53 49 61 62 57 52 66 67 Dewpt 60 54 56 57 55 51 52 55 53 49 53 58 57 52 59 63 PWind dir NE NE NE E SE SE SE SE Wind char LT GN LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B2 B1 PoP 12hr 70 70 10 0 0 10 20 20 Rain shwrs L L L C S S Tstms S $$ IAZ014-182100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 73 61 68 55 63 Temp 67 72 69 68 66 66 63 65 67 67 64 62 60 58 56 59 61 63 61 Dewpt 67 71 69 68 66 66 63 65 65 65 63 62 60 58 56 59 58 58 58 RH 100 97100100100100100100 93 93 97100100100100100 90 84 90 Wind dir SE SE E E NE NE N NE N N N NE NE NE NE NE NE NE NE Wind spd 13 12 10 8 5 5 5 8 10 11 10 10 10 11 12 13 14 13 11 Wind gust 24 Clouds OV OV OV OV OV OV OV B2 OV B2 B2 OV OV OV B2 B2 OV B2 B2 PoP 12hr 50 60 40 40 40 QPF 12hr 0.24 0.22 0.05 0.19 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L C C S C S C C C C C C C C C C Tstms S C C S S Obvis PF PF PF PF PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 50 58 46 61 44 63 48 68 Temp 56 51 55 56 52 47 59 58 49 45 61 60 53 49 64 65 Dewpt 56 51 53 54 52 47 50 51 49 45 50 54 52 49 56 59 PWind dir NE NE NE E E SE SE SE Wind char GN GN LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 B1 SC SC B1 B1 B1 B1 B1 B1 PoP 12hr 60 60 10 0 0 10 20 20 Rain shwrs C L L C S S $$ IAZ022-182100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 79 63 72 57 63 Temp 71 78 74 71 69 68 66 68 69 70 66 64 63 61 58 60 61 63 61 Dewpt 70 74 74 71 69 68 66 68 69 68 66 64 63 61 58 60 61 61 60 RH 97 88100100100100100100100 93100100100100100100100 93 97 Wind dir SE SE E SE W N N N N N N NE NE NE NE NE NE NE NE Wind spd 13 11 8 6 5 4 4 5 6 8 8 9 9 9 10 11 12 11 10 Wind gust 24 Clouds B2 B2 B2 B2 B2 OV B2 B2 B2 OV B2 OV OV OV OV B2 OV OV B2 PoP 12hr 40 60 40 50 40 QPF 12hr 0.06 0.42 0.07 0.31 0.03 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L L C C S S C C C C C C C C C C Tstms S C L C S S S S Obvis PF PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 57 48 61 46 63 50 68 Temp 58 53 55 56 54 50 58 58 51 47 60 59 54 51 64 65 Dewpt 58 53 55 56 54 50 52 54 51 47 52 56 54 51 58 61 PWind dir NE NE NE E E SE SE SE Wind char GN GN LT LT LT LT LT LT Avg clouds OV OV OV B2 B2 B2 B2 B1 SC B1 B1 B1 B1 B1 B2 SC PoP 12hr 60 60 10 0 0 10 20 20 Rain shwrs C L L C S S Tstms S S S $$ MNZ072-182100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 63 56 65 54 66 Temp 62 61 61 62 61 61 58 59 62 64 63 61 59 56 55 59 64 66 64 Dewpt 60 61 61 62 61 61 58 59 59 59 60 61 59 56 55 55 55 54 55 RH 93100100100100100100100 90 84 90100100100100 87 73 65 73 Wind dir E E E E NE NE NE NE NE NE NE NE NE NE NE NE E E E Wind spd 14 14 11 9 6 8 8 10 11 11 9 9 6 8 9 11 13 12 10 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV OV B2 B2 B2 B2 PoP 12hr 80 60 20 20 10 QPF 12hr 0.33 0.15 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L C C C C S C C C S Tstms Obvis PF PF PF PF F PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 51 61 46 64 46 66 50 71 Temp 57 52 58 59 51 48 62 62 50 47 64 64 54 51 67 69 Dewpt 55 52 51 51 50 48 47 48 48 46 49 52 52 51 55 58 PWind dir NE E E E SE SE SE S Wind char GN GN LT LT LT LT LT LT Avg clouds B2 OV OV B2 B1 SC B1 SC SC SC B1 B1 B1 SC B1 SC PoP 12hr 40 40 5 0 0 10 20 20 Rain shwrs S C C S S $$ MNZ081-182100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 65 57 66 53 65 Temp 63 65 63 64 63 62 59 61 64 65 63 61 59 56 54 58 62 65 62 Dewpt 61 63 63 64 63 62 59 60 59 59 59 61 59 56 54 56 54 53 54 RH 93 93100100100100100 97 84 81 87100100100100 93 75 65 75 Wind dir SE E E E NE NE NE NE NE N NE NE NE NE NE NE NE E NE Wind spd 13 12 11 9 6 6 6 9 11 11 10 10 9 10 11 12 13 12 10 Wind gust 24 Clouds OV OV OV OV OV OV OV OV B2 OV OV B2 B2 B2 OV B2 B2 B2 B2 PoP 12hr 70 60 30 30 20 QPF 12hr 0.24 0.30 0.07 0.03 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S L C S S S S S S S C C S S S S S Tstms S S S Obvis PF F PF PF F F PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 49 59 45 63 43 65 48 68 Temp 55 50 57 57 50 46 60 60 48 45 62 62 52 49 66 66 Dewpt 55 50 48 49 50 46 44 47 48 45 46 50 52 49 52 56 PWind dir E NE NE E SE SE SE S Wind char GN GN LT LT LT LT LT LT Avg clouds B2 B2 B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 SC B1 SC PoP 12hr 50 50 10 0 0 5 20 20 Rain shwrs S C C C S S $$ MNZ089-182100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 68 58 65 54 63 Temp 64 68 65 65 64 63 60 61 63 65 63 60 59 57 55 57 61 63 61 Dewpt 63 66 65 65 64 63 60 61 60 60 61 60 59 57 55 56 55 54 56 RH 97 93100100100100100100 90 84 93100100100100 96 81 72 84 Wind dir SE E E NE NE NE NE NE NE N NE NE NE NE NE NE NE NE NE Wind spd 13 11 10 8 6 6 8 10 11 11 11 11 10 11 12 13 14 13 11 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV OV B2 B2 B2 B2 PoP 12hr 50 50 30 30 30 QPF 12hr 0.16 0.16 0.08 0.03 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C S S S C C S S S C C C C S S C Tstms S S S Obvis PF PF PF PF F F PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 50 57 45 62 44 64 49 67 Temp 55 51 55 55 50 47 59 58 48 46 61 61 52 50 65 65 Dewpt 55 51 50 52 50 47 47 50 48 45 48 54 52 49 54 58 PWind dir NE NE NE E SE SE SE S Wind char GN GN LT LT LT LT LT LT Avg clouds B2 OV OV B2 B1 B1 B2 SC SC SC B1 B1 SC SC B1 SC PoP 12hr 50 50 10 0 0 10 20 20 Rain shwrs C C C S S S S $$ SDZ040-182100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 64 55 63 52 64 Temp 63 64 63 62 60 59 57 59 62 63 61 60 57 55 53 57 62 64 62 Dewpt 62 64 63 62 60 59 57 59 61 60 61 60 57 55 53 57 57 56 58 RH 97100100100100100100100 97 90100100100100100100 84 75 87 Wind dir SE E E NE NE NE NE NE NE NE NE NE NE NE NE NE E E E Wind spd 13 11 10 9 8 9 10 11 12 12 10 11 9 10 12 13 16 13 11 Wind gust 25 23 23 25 27 25 Clouds OV OV OV OV OV OV OV OV B2 OV OV OV B2 OV OV B2 B2 B2 B2 PoP 12hr 50 30 10 10 20 QPF 12hr 0.18 0.03 0 0 0.01 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S S C Tstms Obvis PF PF PF PF F PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 48 59 44 63 44 65 49 70 Temp 55 49 56 57 50 46 61 60 49 46 62 62 53 50 66 68 Dewpt 55 49 54 55 50 46 51 53 49 46 53 57 53 50 58 61 PWind dir E E E SE SE SE SE S Wind char GN GN LT GN LT GN LT LT Avg clouds OV OV OV B2 B1 B1 B1 SC SC SC B1 B1 B1 SC B1 SC PoP 12hr 50 40 5 0 0 20 20 20 Rain shwrs C C C S S S $$ SDZ050-182100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 75 57 65 54 61 Temp 73 73 69 66 64 62 59 60 61 63 63 61 60 57 55 57 59 61 59 Dewpt 68 69 68 66 64 62 59 60 60 61 62 61 60 57 55 57 57 57 59 RH 84 87 97100100100100100 97 93 97100100100100100 93 87100 Wind dir NW NW N N N N N N N N NE NE NE NE NE NE NE NE NE Wind spd 8 10 9 9 9 10 10 11 11 11 10 10 9 9 11 11 11 10 9 Clouds B2 B2 B2 B2 OV OV OV B2 OV OV OV OV OV OV OV OV B2 OV OV PoP 12hr 5 20 10 50 80 QPF 12hr 0 0 0 0.02 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C C C D D L Tstms S Obvis PF PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 50 60 48 66 50 68 54 74 Temp 57 51 57 58 53 49 61 63 54 51 63 66 58 54 69 71 Dewpt 57 51 55 55 53 49 52 54 53 51 55 59 57 54 59 61 PWind dir NE NE E SE SE S S S Wind char GN GN GN GN GN BZ GN GN Avg clouds OV OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 B1 SC B1 SC PoP 12hr 80 50 10 5 20 40 30 20 Rain shwrs L D C S C S C C S Tstms S S S S S $$ SDZ057-182100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 71 56 65 54 62 Temp 70 71 68 65 63 61 58 60 60 63 63 61 59 56 55 57 59 62 60 Dewpt 68 69 68 65 63 61 58 60 60 61 62 61 59 56 55 57 57 58 60 RH 93 93100100100100100100100 93 97100100100100100 93 87100 Wind dir NW NW N N N N N N N NE NE NE NE NE NE NE E E NE Wind spd 8 9 8 8 8 9 9 9 10 11 10 9 8 9 10 11 12 11 9 Clouds B2 B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV PoP 12hr 10 10 5 30 60 QPF 12hr 0.01 0 0 0 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C L L D Obvis PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 50 61 48 66 50 69 54 74 Temp 56 52 57 59 52 49 61 64 53 52 64 67 57 54 68 71 Dewpt 56 52 55 58 52 49 54 57 53 52 57 61 57 54 60 63 PWind dir NE E E SE SE SE SE SE Wind char GN GN GN GN GN BZ GN GN Avg clouds OV OV OV B2 B1 B1 B2 B1 SC B1 B2 B1 SC B1 SC SC PoP 12hr 90 30 10 5 20 40 30 10 Rain shwrs D D C S C C C C Tstms S S S $$ SDZ038-182100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 68 56 66 54 66 Temp 67 68 65 63 61 60 58 61 64 66 64 60 58 56 54 60 64 66 63 Dewpt 65 66 65 63 61 60 58 61 61 61 63 60 58 56 54 57 57 57 60 RH 93 93100100100100100100 90 84 97100100100100 90 78 73 90 Wind dir E E NE NE N N N NE NE NE NE NE NE NE NE NE E E E Wind spd 10 8 8 6 6 8 9 10 11 11 9 8 5 6 9 10 12 11 8 Clouds OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV OV B2 B2 OV PoP 12hr 30 10 10 10 30 QPF 12hr 0.08 0 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C C Tstms Obvis PF PF PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 51 62 47 66 49 67 52 73 Temp 56 52 59 60 52 49 64 64 52 50 64 65 56 53 68 71 Dewpt 56 52 55 57 52 49 53 57 52 50 55 59 56 53 59 63 PWind dir NE E E SE SE SE SE SE Wind char LT GN LT GN GN GN GN GN Avg clouds OV OV OV B2 B1 B1 B1 SC SC B1 B2 B1 B1 B1 B1 SC PoP 12hr 60 30 5 0 10 30 30 20 Rain shwrs C L C C S C S $$ SDZ059-182100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 74 58 68 55 65 Temp 70 74 70 66 63 62 60 62 64 67 66 62 60 57 56 60 63 65 62 Dewpt 69 70 70 66 63 62 60 62 63 62 63 62 60 57 56 59 59 59 60 RH 97 87100100100100100100 97 84 90100100100100 96 87 81 93 Wind dir SE NE N N N N N N N N NE NE NE NE NE NE E E NE Wind spd 10 6 8 6 6 8 9 10 11 11 10 9 6 8 10 11 12 11 9 Clouds OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV OV B2 OV PoP 12hr 20 20 10 20 50 QPF 12hr 0.03 0 0.01 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C C C L Tstms Obvis PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 62 48 66 49 68 53 74 Temp 57 53 59 60 53 49 63 64 53 50 63 66 56 53 68 71 Dewpt 57 53 56 57 53 49 54 56 53 50 56 58 56 53 60 62 PWind dir NE E E SE SE SE SE SE Wind char GN GN LT GN GN GN GN GN Avg clouds OV OV OV B2 B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B2 SC PoP 12hr 70 50 5 0 10 30 40 10 Rain shwrs L L C C S S C Tstms S S $$ SDZ062-182100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 73 60 67 56 64 Temp 68 73 69 67 65 64 62 63 66 66 65 62 61 59 57 59 63 64 62 Dewpt 68 71 69 67 65 64 62 63 64 63 62 62 61 59 57 59 58 57 58 RH 100 93100100100100100100 93 90 90100100100100100 84 78 87 Wind dir SE E NE NE NE N N NE NE NE NE NE NE NE NE NE NE E E Wind spd 11 8 8 6 6 6 8 9 10 11 10 10 9 10 11 12 13 12 10 Wind gust 21 24 23 Clouds OV OV B2 B2 B2 OV OV OV B2 OV OV OV B2 OV OV OV B2 B2 B2 PoP 12hr 30 20 20 10 20 QPF 12hr 0.08 0.02 0 0 0.02 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C Tstms Obvis PF PF PF Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 52 59 47 63 47 64 51 70 Temp 58 53 57 57 53 49 61 61 51 48 62 62 55 52 67 68 Dewpt 58 53 54 55 53 49 52 53 51 48 53 57 55 52 59 61 PWind dir E E E E SE SE SE SE Wind char GN GN LT LT LT GN LT LT Avg clouds OV OV OV B2 B2 B1 B2 SC SC SC B1 B1 B1 SC B2 SC PoP 12hr 60 50 5 0 0 20 30 20 Rain shwrs C L C S S C S Tstms S $$ SDZ070-182100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 85 63 70 57 64 Temp 79 85 77 71 69 67 65 66 69 69 68 64 63 61 58 60 64 64 62 Dewpt 73 74 74 71 69 67 65 66 66 66 65 64 63 61 58 60 60 60 61 RH 82 70 90100100100100100 90 90 90100100100100100 87 87 97 Wind dir SE SW N N NW NW N N N N N NE N N NE NE NE NE NE Wind spd 11 10 8 6 5 6 8 9 10 10 10 9 8 9 9 11 11 11 9 Clouds B1 SC B1 B1 B2 OV OV OV B2 B2 OV OV OV OV OV OV OV B2 OV PoP 12hr 10 10 30 30 50 QPF 12hr 0.01 0 0.01 0.05 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C C C C C C C L Tstms Obvis PF Heat index 92 Max heat 85 94 Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 52 60 48 64 48 65 52 71 Temp 60 53 58 58 55 50 62 62 54 49 63 63 58 53 68 69 Dewpt 60 53 55 57 55 50 52 55 54 49 54 59 58 53 60 63 PWind dir NE NE NE E SE SE SE SE Wind char LT GN LT LT LT GN LT LT Avg clouds OV OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B2 SC PoP 12hr 70 60 10 0 0 10 30 20 Rain shwrs L L L S S S C S Tstms S S $$ SDZ069-182100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 1127 AM CDT Fri Sep 18 2026 Date Fri 09/18/26 Sat 09/19/26 Sun 09/20/26 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 82 62 69 57 64 Temp 77 81 75 71 68 66 64 65 67 68 67 64 63 60 58 60 63 64 62 Dewpt 72 73 74 71 68 66 64 65 65 65 65 64 63 60 58 60 60 60 61 RH 85 77 97100100100100100 93 90 93100100100100100 90 87 97 Wind dir SE NW N N NW N N N N N NE NE N NE NE NE NE NE NE Wind spd 10 9 9 8 5 8 8 9 10 10 9 9 8 8 9 11 12 11 9 Clouds B1 B1 B1 B2 B2 OV OV OV B2 B2 OV OV OV OV OV OV B2 B2 OV PoP 12hr 10 10 30 30 50 QPF 12hr 0.01 0 0.06 0 0.07 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S C C C C C C C Tstms Obvis PF Heat index 86 Max heat 87 Date Mon 09/21/26 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 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 53 60 49 65 49 66 53 72 Temp 59 54 57 58 54 50 62 63 54 50 63 64 58 54 68 70 Dewpt 59 54 56 57 54 50 53 56 53 50 55 60 57 54 60 64 PWind dir NE NE E E SE SE SE SE Wind char GN GN LT GN LT GN LT GN Avg clouds OV OV OV B2 B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B2 SC PoP 12hr 80 60 5 0 5 20 30 20 Rain shwrs C D L S S S S C S Tstms S S S S $$