Point Forecast Matrices
Issued by NWS Sioux Falls, SD
Issued by NWS Sioux Falls, SD
257 FOUS53 KFSD 181933 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 233 PM CDT Fri Sep 18 2026 IAZ012-190900- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 69 57 64 53 Temp 78 75 71 68 66 65 67 68 67 67 63 61 60 59 61 63 63 62 59 58 55 54 Dewpt 71 72 70 67 65 64 67 68 67 66 63 61 60 59 61 62 61 62 59 58 55 54 RH 79 90 97 97 97 97100100100 97100100100100100 97 93100100100100100 Wind dir SE NE NE N N N N N N N N N NE NE NE NE NE NE E E E E Wind spd 10 9 8 8 4 4 6 8 9 9 9 8 10 10 12 13 12 10 10 8 8 8 Clouds B2 B2 B2 B2 OV OV OV B2 B2 OV OV B2 B1 OV B2 B2 B2 B2 OV OV OV OV PoP 12hr 20 20 5 30 60 QPF 12hr 0.04 0.05 0 0 0.15 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S C C C C L L L Obvis PF PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 59 48 61 47 66 51 67 53 68 Temp 58 56 52 50 59 60 51 48 63 63 55 53 64 65 58 55 66 66 Dewpt 58 56 52 50 56 57 51 48 57 60 55 53 62 64 58 55 63 65 PWind dir E NE E SE SE SE S SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B2 B1 SC SC B1 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 60 10 0 0 10 40 30 20 10 Rain shwrs L C C C S $$ IAZ031-190900- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 72 58 65 54 Temp 90 85 76 70 68 67 68 70 69 69 64 63 62 60 61 63 64 63 61 59 58 55 Dewpt 73 73 73 69 67 66 68 70 68 67 64 63 62 60 61 61 61 61 61 59 58 55 RH 58 67 90 97 97 97100100 97 93100100100100100 93 90 93100100100100 Wind dir S S NW NW NW NW N N N N N N N N NE NE NE NE NE NE E E Wind spd 12 5 5 6 5 5 6 8 9 9 9 8 8 8 10 11 9 8 8 6 6 8 Clouds SC B1 B1 B2 B2 OV B2 OV B2 B2 OV OV OV B2 B2 OV B2 B2 OV OV OV OV PoP 12hr 30 30 10 50 60 QPF 12hr 0.22 0.02 0 0.02 0.13 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S S S S C C S S L L L Tstms S S S S Obvis PF Heat index 97 92 Max heat 98 87 Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 59 50 62 48 66 52 66 54 68 Temp 57 58 54 51 61 60 53 50 63 64 57 54 64 65 59 56 66 66 Dewpt 57 57 54 51 54 56 53 50 55 58 57 54 60 62 59 56 61 63 PWind dir E NE E SE SE SE S SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B2 B1 B1 SC B1 B1 B1 B2 OV B2 B1 B1 B2 B1 PoP 12hr 70 10 5 0 10 30 30 20 10 Rain shwrs L C C C S S Tstms S S $$ IAZ014-190900- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 71 55 66 51 Temp 71 71 70 67 66 64 67 68 68 66 61 60 58 56 59 63 65 64 58 56 53 51 Dewpt 69 70 69 66 65 63 67 68 66 64 61 60 58 56 59 59 58 58 58 56 53 51 RH 93 97 97 97 97 97100100 93 93100100100100100 87 78 81100100100100 Wind dir SE E SE NE N N N N N N N N N NE NE NE NE NE E E E E Wind spd 11 9 6 4 5 5 6 9 10 10 11 10 11 13 14 14 13 11 11 9 10 11 Wind gust 21 17 Clouds OV OV OV OV OV OV OV OV OV OV OV OV B2 B2 B2 B2 B2 B2 OV OV OV OV PoP 12hr 60 30 30 20 50 QPF 12hr 0.19 0.06 0.03 0 0.04 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L C S C S S S S S S S S S S S C C L Tstms S C S S S Obvis PF PF PF PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 60 47 62 44 66 48 68 51 69 Temp 57 56 50 48 59 59 49 46 62 63 53 50 65 66 56 53 66 66 Dewpt 54 54 50 48 51 52 49 46 52 55 53 50 58 59 56 52 59 60 PWind dir E NE E SE SE SE S SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B1 B1 SC SC SC SC SC B1 B2 B1 B1 B1 B1 B1 PoP 12hr 60 20 5 0 5 20 20 10 10 Rain shwrs L C S S S $$ IAZ022-190900- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 65 73 58 65 53 Temp 73 74 73 69 68 67 68 70 71 68 63 62 61 60 61 62 64 63 59 58 56 54 Dewpt 71 73 71 68 67 66 68 70 70 66 63 62 61 60 61 61 60 61 59 58 56 54 RH 93 97 93 97 97 97100100 97 93100100100100100 97 87 93100100100100 Wind dir SE SE SE SW NW NW N N N N N N N NE NE NE NE NE E E E E Wind spd 12 9 8 6 5 5 5 5 6 8 9 9 9 11 12 12 11 10 10 9 9 9 Wind gust 23 Clouds B2 B2 B2 B2 OV OV OV OV OV B2 OV OV OV OV B2 B2 B2 B2 OV OV OV OV PoP 12hr 60 30 20 20 60 QPF 12hr 0.41 0.02 0 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L L C C S C S S S S S C C L L L Tstms S L C S S Obvis PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 59 49 60 46 64 50 66 53 68 Temp 58 56 53 50 58 58 51 48 61 61 54 52 64 63 57 54 65 64 Dewpt 56 56 53 50 53 55 51 48 54 57 54 52 59 61 57 54 61 63 PWind dir NE NE E E SE SE S SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B2 B2 B1 SC SC SC SC SC B1 B2 B1 B1 B1 B1 B1 PoP 12hr 60 20 5 0 5 20 20 20 10 Rain shwrs L C S S S S $$ MNZ072-190900- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 58 64 54 66 52 Temp 61 61 61 62 61 60 60 62 62 63 60 58 56 55 58 64 66 64 57 54 53 52 Dewpt 60 60 60 61 60 58 60 61 61 61 60 58 56 55 56 56 55 56 56 53 53 52 RH 97 97 97 97 97 93100 97 97 93100100100100 93 75 68 75 96 96100100 Wind dir E E NE NE NE N N N N N N N N NE NE E E E NE E E E Wind spd 13 9 6 6 6 8 9 11 11 9 9 6 8 8 10 12 12 10 9 6 6 5 Wind gust 25 19 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 B2 B2 OV OV OV OV PoP 12hr 40 20 10 10 40 QPF 12hr 0.02 0 0 0 0.05 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C S S S S S C C C Obvis PF PF PF F PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 62 47 64 47 68 52 71 54 72 Temp 59 58 48 48 62 61 49 48 65 65 53 53 68 68 56 55 69 69 Dewpt 52 52 48 47 50 50 49 48 52 54 53 53 57 58 56 55 58 59 PWind dir E E SE SE SE S S S SE Wind char GN LT LT LT GN LT LT LT GN Avg clouds B2 B2 B1 B1 B1 SC FW FW SC SC B1 B1 B2 SC SC SC B1 B1 PoP 12hr 40 5 0 0 5 30 20 10 10 Rain shwrs C C S $$ MNZ081-190900- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 59 65 53 65 50 Temp 65 64 64 64 63 61 63 64 64 64 60 58 56 55 59 63 65 63 57 54 52 50 Dewpt 64 63 63 63 62 60 63 61 61 60 60 58 56 55 56 54 53 54 56 54 52 50 RH 97 97 97 97 97 97100 90 90 87100100100100 90 72 65 72 96100100100 Wind dir E E E NE NE N N N N N N N N NE NE NE NE NE E E E E Wind spd 11 10 9 8 5 5 8 10 11 10 10 9 10 10 12 13 13 10 9 8 6 8 Clouds OV OV OV OV OV OV OV OV OV OV OV B1 B1 B2 B2 B2 B2 B2 OV B2 B2 OV PoP 12hr 60 30 20 10 40 QPF 12hr 0.11 0.06 0.02 0 0.09 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L C S S S C S S S S S C C C Tstms C S Obvis F PF PF F F PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 46 63 45 66 49 69 52 69 Temp 58 57 49 47 61 60 49 46 63 63 52 51 67 67 55 53 68 67 Dewpt 49 50 49 47 46 48 48 46 48 51 52 51 54 56 55 53 55 57 PWind dir E E E SE SE S S S SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds B2 B2 B2 B1 B1 SC SC FW SC SC SC SC B2 B1 SC SC B1 SC PoP 12hr 40 10 0 0 5 20 20 10 10 Rain shwrs C C S S $$ MNZ089-190900- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 66 54 64 51 Temp 67 68 66 65 64 62 63 64 64 64 60 58 57 55 58 62 64 62 57 54 53 51 Dewpt 66 67 65 63 63 61 63 63 62 61 60 58 57 55 57 55 55 56 57 54 53 51 RH 97 97 97 93 97 97100 97 93 90100100100100 96 78 73 81100100100100 Wind dir SE E NE NE N N N N N N N N NE NE NE NE NE NE NE E E E Wind spd 10 8 6 8 5 6 9 10 11 11 12 10 11 12 14 14 13 11 11 9 9 9 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 OV B2 B2 B2 B2 OV B2 OV OV PoP 12hr 30 20 10 20 40 QPF 12hr 0.03 0.07 0 0 0.11 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C S S S S S S S S S S S C C C Tstms S S Obvis PF PF PF F F PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 59 46 62 46 66 50 68 52 69 Temp 57 56 49 47 60 59 49 46 62 63 52 51 65 66 55 53 66 66 Dewpt 51 53 49 47 49 51 49 46 50 54 52 51 56 59 55 53 57 59 PWind dir E E E SE SE S S SE SE Wind char GN LT LT LT LT LT LT LT LT Avg clouds OV B2 B2 B1 B1 SC SC FW B1 SC SC B1 B2 B1 SC B1 B2 B1 PoP 12hr 50 10 0 0 5 20 20 10 10 Rain shwrs C C S S $$ SDZ040-190900- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 57 64 52 63 49 Temp 62 61 60 61 60 59 60 62 62 62 59 57 55 54 57 62 63 61 56 54 51 50 Dewpt 61 60 59 60 59 58 60 62 62 62 59 57 55 54 57 57 57 58 56 54 51 50 RH 97 97 96 97 96 96100100100100100100100100100 84 81 90100100100100 Wind dir E E NE NE NE NE NE NE NE NE NE NE NE NE NE E E E E E E E Wind spd 10 8 8 5 8 9 10 12 12 10 11 9 10 12 13 16 14 11 11 9 10 10 Wind gust 23 23 24 26 25 Clouds OV OV OV OV OV OV OV OV OV OV OV B2 B2 B1 B2 B2 B2 B2 OV OV OV OV PoP 12hr 20 20 5 10 50 QPF 12hr 0 0 0 0 0.25 Snow 12hr 00-00 00-00 00-00 Rain shwrs C S S S S S C C C C C Obvis PF PF PF F PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 60 45 64 46 66 50 68 52 70 Temp 57 57 49 47 62 61 50 47 63 63 54 52 66 66 56 53 68 68 Dewpt 55 55 49 46 53 55 50 47 55 58 53 52 60 61 55 53 60 61 PWind dir E E SE SE S S S SE SE Wind char GN LT GN LT GN LT GN LT GN Avg clouds OV B2 B1 B1 B2 SC SC SC B2 SC B1 B2 B2 B1 SC B1 B1 B1 PoP 12hr 40 0 0 0 10 30 10 10 10 Rain shwrs C S C $$ SDZ050-190900- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 59 66 55 61 52 Temp 73 71 67 64 62 61 61 61 63 64 62 60 58 57 57 58 59 59 58 57 54 53 Dewpt 68 68 66 63 61 60 61 61 62 63 62 60 58 57 57 57 57 59 58 57 54 53 RH 84 90 97 97 97 97100100 97 97100100100100100 96 93100100100100100 Wind dir NW N N N NW N N N N NE NE NE NE NE NE E E E E E E NE Wind spd 6 6 8 6 9 11 11 11 11 11 11 10 10 11 11 12 11 9 10 9 9 10 Clouds B2 B2 B2 OV OV OV OV OV OV OV OV OV OV OV OV B2 OV OV OV OV OV OV PoP 12hr 10 20 20 80 90 QPF 12hr 0 0 0.01 0.16 0.39 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C D D D D D D L Obvis PF PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 59 48 65 52 70 55 71 56 71 Temp 55 58 52 50 60 63 54 53 63 67 58 56 67 68 59 56 67 68 Dewpt 55 55 52 50 54 56 54 52 57 60 58 56 61 61 58 56 60 61 PWind dir E E SE SE S S S SE SE Wind char GN GN GN BZ BZ GN GN GN GN Avg clouds OV B2 B2 B2 B2 B1 B1 SC B2 B1 B1 B1 B1 SC SC B1 B2 B1 PoP 12hr 60 10 5 10 30 40 20 10 10 Rain shwrs L S C S C C S Tstms S $$ SDZ057-190900- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 58 66 55 62 52 Temp 70 69 66 63 62 60 61 62 63 64 61 59 58 57 57 59 61 60 58 56 54 53 Dewpt 67 67 65 62 61 59 61 62 62 63 61 59 58 57 57 57 58 60 58 56 54 53 RH 90 93 97 97 97 96100100 97 97100100100100100 93 90100100100100100 Wind dir N N N N N N N N NE NE NE NE NE NE NE E E E E E E E Wind spd 5 6 6 5 8 9 9 10 11 10 10 9 10 11 11 13 12 10 11 9 9 10 Clouds B2 B2 B2 OV OV OV OV OV OV OV OV OV B2 B2 OV OV OV OV OV OV OV OV PoP 12hr 5 10 10 60 90 QPF 12hr 0 0 0 0.11 0.28 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C L L D D D D C Obvis PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 48 66 52 70 55 72 56 72 Temp 56 59 52 50 61 64 54 53 64 68 57 56 67 69 59 57 68 70 Dewpt 56 58 52 50 55 58 54 53 58 62 57 56 62 63 58 57 60 63 PWind dir E E SE SE SE SE SE SE SE Wind char GN GN GN GN BZ GN GN GN GN Avg clouds OV B2 B1 B2 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC SC SC B1 B1 PoP 12hr 50 10 5 20 30 30 10 10 10 Rain shwrs C S C S C C $$ SDZ038-190900- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 58 68 54 65 52 Temp 66 65 64 62 61 60 62 64 66 66 60 58 56 55 59 63 64 63 57 56 54 52 Dewpt 63 64 62 60 59 58 62 62 63 63 60 58 56 55 58 58 57 60 57 56 54 52 RH 90 97 93 93 93 93100 93 90 90100100100100 96 84 78 90100100100100 Wind dir E NE NE N N N N N NE NE NE NE NE NE NE E E E E E E E Wind spd 6 5 5 5 8 9 10 11 11 9 8 5 6 9 11 12 11 9 9 6 8 8 Clouds OV OV OV OV OV OV OV OV OV OV B2 OV B1 B2 OV B2 OV OV OV OV OV OV PoP 12hr 10 5 5 40 60 QPF 12hr 0 0 0 0.05 0.29 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C C C L L C Obvis PF PF PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 63 47 66 50 70 54 70 54 72 Temp 60 59 52 49 63 64 53 51 65 67 56 55 67 68 57 55 69 69 Dewpt 56 58 51 49 55 58 53 51 57 61 56 55 61 63 57 55 61 63 PWind dir E E SE SE SE SE SE SE SE Wind char GN LT GN GN BZ GN GN GN GN Avg clouds OV B2 B1 B1 B2 SC B1 B1 B2 B1 B1 B2 B2 SC SC B1 B1 SC PoP 12hr 40 0 0 5 20 30 10 10 10 Rain shwrs C S C C S $$ SDZ059-190900- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 60 68 56 66 53 Temp 66 67 65 64 63 62 63 65 66 66 62 60 58 57 59 63 65 63 59 57 55 53 Dewpt 65 65 64 63 62 60 63 64 64 64 62 60 58 57 59 59 58 59 59 57 55 53 RH 97 93 97 97 97 93100 97 93 93100100100100100 87 78 87100100100100 Wind dir NE N N N N N N N N NE NE NE N NE NE E E E E E E E Wind spd 5 5 6 5 9 10 11 12 12 11 9 6 8 10 11 12 12 10 9 8 8 9 Clouds OV OV OV OV OV OV OV OV B2 OV OV OV B2 OV B2 OV OV OV OV OV OV OV PoP 12hr 10 10 5 50 70 QPF 12hr 0 0 0 0.04 0.47 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S C C L L D D C Obvis PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 62 48 66 51 69 54 71 55 72 Temp 59 59 52 49 63 64 53 51 65 67 57 55 67 69 58 56 68 70 Dewpt 57 57 52 49 56 56 53 51 58 59 57 55 62 63 58 56 62 62 PWind dir E E SE SE SE SE SE SE SE Wind char GN LT GN GN BZ GN GN GN GN Avg clouds OV B2 B2 B1 B2 B1 B1 B1 B2 B1 B2 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 50 5 0 5 20 40 20 10 10 Rain shwrs C S S S C S Tstms S $$ SDZ062-190900- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 68 57 65 53 Temp 69 68 67 66 65 64 64 66 66 65 61 60 59 57 59 64 64 63 58 57 55 53 Dewpt 67 67 66 64 63 62 64 65 64 62 61 60 59 57 59 59 57 58 58 57 55 53 RH 93 97 97 93 93 93100 97 93 90100100100100100 84 78 84100100100100 Wind dir E NE NE N N N N N N NE NE NE NE NE NE E E NE E E E E Wind spd 6 6 6 6 6 8 9 10 11 10 10 9 10 11 12 13 12 10 10 8 9 9 Wind gust 24 23 Clouds OV B2 B2 B2 OV OV OV OV B2 OV OV B2 B1 OV B2 B2 B2 B2 OV B2 OV OV PoP 12hr 20 20 5 20 60 QPF 12hr 0 0.03 0 0 0.16 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S C C L L C Obvis PF PF PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 61 48 64 48 68 53 68 55 70 Temp 59 57 51 49 62 61 52 49 64 65 56 53 66 67 58 55 68 68 Dewpt 56 55 51 49 54 55 52 49 56 57 55 53 61 61 58 55 61 62 PWind dir E E E SE SE SE S SE SE Wind char GN LT LT LT GN LT LT LT GN Avg clouds OV B2 B2 B1 B2 SC SC SC B2 SC B1 B1 B2 B1 B1 B1 B2 B1 PoP 12hr 50 5 0 0 10 40 20 20 10 Rain shwrs C S S C S S $$ SDZ070-190900- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon CDT 3hrly 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 UTC 3hrly 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 Min/Max 64 71 58 65 54 Temp 87 78 72 69 67 66 67 69 68 68 64 63 61 60 61 64 63 63 61 59 57 55 Dewpt 71 73 69 68 66 65 67 68 67 66 64 63 61 60 61 61 60 61 61 59 57 55 RH 59 85 90 97 97 97100 97 97 93100100100100100 90 90 93100100100100 Wind dir S NW N NW NW NW N N N N N N N NE NE NE NE NE NE E E E Wind spd 9 10 6 6 6 8 9 10 11 10 9 8 8 9 11 12 11 9 9 6 8 8 Clouds SC B1 B1 B2 OV OV OV OV B2 OV OV OV OV B2 B2 OV B2 OV OV OV OV OV PoP 12hr 20 20 10 60 70 QPF 12hr 0 0 0 0.03 0.14 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S S S L L C C L L L Tstms S S Obvis PF Heat index 93 Max heat 94 Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 CDT 6hrly 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Max/Min 61 49 64 49 68 53 68 55 70 Temp 59 59 54 51 62 62 54 51 65 66 58 54 66 66 60 56 68 68 Dewpt 57 57 54 51 55 56 54 50 56 59 58 54 61 63 60 56 62 64 PWind dir E E E SE SE SE SE SE SE Wind char GN LT LT LT GN LT GN LT GN Avg clouds OV B2 B2 B2 B2 B1 SC SC B1 B1 B1 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 70 10 5 0 10 40 30 20 20 Rain shwrs L C C C S S Tstms S S $$ SDZ069-190900- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 233 PM CDT Fri Sep 18 2026 Date 09/18/26 Sat 09/19/26 Sun 09/20/26 Mon 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 70 58 65 54 Temp 78 74 70 68 66 65 66 67 67 67 64 62 60 59 60 63 63 63 60 59 56 55 Dewpt 73 71 68 67 65 64 66 67 66 66 64 62 60 59 60 60 60 61 60 59 56 55 RH 85 90 93 97 97 97100100 97 97100100100100100 90 90 93100100100100 Wind dir N NW N NW NW NW N N N N N N N N NE NE NE NE NE E E E Wind spd 6 9 8 6 8 9 10 11 11 10 9 8 9 9 11 12 11 9 10 8 8 9 Clouds B1 B1 B2 B2 B2 OV OV OV OV OV OV OV B2 B2 B2 B2 B2 OV OV OV OV OV PoP 12hr 20 20 10 60 80 QPF 12hr 0 0.02 0 0.02 0.21 Snow 12hr 00-00 00-00 00-00 Rain shwrs S S S S L L L L D D L Tstms S S S Obvis PF Date 09/21 Tue 09/22/26 Wed 09/23/26 Thu 09/24/26 Fri 09/25/26 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 60 50 65 50 69 54 69 56 71 Temp 58 58 54 51 62 62 54 51 65 66 57 55 66 67 60 57 68 68 Dewpt 57 58 53 51 55 57 54 51 57 60 57 55 62 64 59 57 62 64 PWind dir E E SE SE SE SE SE SE SE Wind char GN LT GN LT GN GN GN LT GN Avg clouds OV B2 B2 B2 B2 B1 B1 SC B2 B1 B1 B2 B2 B1 B1 B1 B2 B1 PoP 12hr 70 5 0 5 20 50 20 20 20 Rain shwrs L C S S C S S S Tstms S S $$