FOUS53 KFSD 181048 PFMFSD Point Forecast Matrices National Weather Service Sioux Falls SD 548 AM CDT Mon May 18 2026 IAZ012-182100- SIOUX CENTER-SIOUX IA 43.08N 96.18W Elev. 1446 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 42 57 36 63 Temp 53 58 61 63 61 53 49 45 44 48 53 57 56 48 43 39 39 52 58 62 63 Dewpt 52 53 56 57 56 53 47 43 42 42 42 41 39 38 37 36 37 40 40 39 39 RH 96 83 84 81 84100 93 93 93 80 66 55 53 68 79 89 92 63 51 43 41 Wind dir NW N N NE N N N NW NW NW NW NW NW N N NE E SE SE SE SE Wind spd 10 9 8 9 13 18 19 19 19 20 19 17 14 5 3 2 2 1 3 4 6 Clouds OV OV OV OV OV OV OV OV OV B2 B1 SC SC SC FW FW SC SC B1 B1 B1 PoP 12hr 80 90 0 0 0 QPF 12hr 0.22 0.46 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D C C Tstms C C S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 42 66 45 68 47 75 52 82 Temp 48 46 63 63 50 49 63 67 53 51 70 73 57 56 78 80 Dewpt 40 41 45 44 44 47 49 47 47 48 51 50 50 53 56 54 PWind dir SE S SE SE SE SW SE S Wind char LT BZ GN GN LT GN LT GN Avg clouds B1 SC B2 B1 B2 B2 B2 B1 B1 B1 B2 SC SC SC SC SC PoP 12hr 0 10 40 40 40 20 30 10 Rain shwrs S C C C C C S C Tstms S C S S S $$ IAZ031-182100- SIOUX CITY-WOODBURY IA 42.40N 96.38W Elev. 1210 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 66 41 59 35 64 Temp 52 57 62 65 63 56 51 47 44 50 55 59 58 50 45 40 40 53 60 63 64 Dewpt 49 52 56 59 55 53 48 44 41 41 42 42 38 39 38 37 37 40 41 40 38 RH 89 83 81 81 75 90 89 89 89 71 61 53 47 66 76 89 89 61 49 43 38 Wind dir NW NW N N NW NW NW NW NW NW NW NW NW N N N E SE SE SE SE Wind spd 10 10 8 9 13 19 19 19 18 19 18 16 13 5 3 1 1 2 3 4 6 Wind gust 29 32 31 28 32 28 26 Clouds OV OV OV B2 OV OV OV B2 OV B2 SC SC FW SC FW FW SC SC B1 B2 B1 PoP 12hr 80 100 0 0 0 QPF 12hr 0.24 0.61 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C L D D C C Tstms S C C S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 67 4471 47 77 51 84 Temp 49 46 64 63 52 49 65 69 55 51 72 75 60 56 80 82 Dewpt 41 42 46 43 46 47 50 46 47 48 51 49 51 53 56 52 PWind dir SE SE SE SE SE W S S Wind char LT GN GN GN LT LT LT GN Avg clouds B1 B1 B2 B1 B2 B1 B2 B1 B1 B1 B2 SC SC SC SC SC PoP 12hr 0 10 40 30 40 20 20 10 Rain shwrs S C C C C C S S Tstms S C S S S S S $$ IAZ014-182100- SPENCER-CLAY IA 43.15N 95.18W Elev. 1325 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 66 43 58 36 62 Temp 57 60 62 65 62 55 50 45 44 50 53 57 56 48 43 39 39 52 57 61 61 Dewpt 56 55 59 62 61 55 50 45 41 43 43 43 41 39 38 36 36 40 40 40 40 RH 96 84 90 90 97100100100 89 77 69 59 57 71 82 89 89 63 53 46 46 Wind dir NW N N NE NE N N NW NW NW NW NW NW N N N N NE NE SE SE Wind spd 9 8 8 9 11 16 17 19 19 19 19 17 14 8 4 3 3 3 3 4 6 Wind gust 27 Clouds OV OV OV B2 OV OV OV OV OV B2 B1 SC SC SC FW FW FW SC SC B1 B1 PoP 12hr 80 90 0 0 0 QPF 12hr 0.18 0.97 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D L L Tstms C C C Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 41 65 44 69 47 74 51 82 Temp 46 45 63 62 50 48 63 67 52 50 70 72 56 55 78 78 Dewpt 39 40 45 45 44 45 50 49 47 47 52 52 50 51 57 56 PWind dir SE S SE SE SE W S S Wind char LT GN GN GN LT GN LT GN Avg clouds B1 SC B1 B1 B2 B1 B2 B1 B1 B1 B2 B1 B1 SC SC SC PoP 12hr 0 10 30 40 40 10 30 10 Rain shwrs C C C C S C S Tstms C S S S S $$ IAZ022-182100- STORM LAKE-BUENA VISTA 42.60N 95.23W Elev. 1427 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 69 46 59 38 62 Temp 58 63 65 68 66 58 54 48 46 51 54 57 57 49 45 41 42 53 57 60 61 Dewpt 56 57 61 64 62 57 52 46 43 43 44 44 41 39 38 37 38 39 40 40 39 RH 93 81 87 87 87 96 93 93 89 74 69 62 55 68 76 85 86 59 53 47 44 Wind dir NW NW N NE E N NW NW NW NW NW NW NW N N N NE NE NE E SE Wind spd 8 6 6 6 11 14 18 19 18 19 19 18 13 8 5 4 4 5 4 4 5 Clouds OV OV B2 B2 OV OV OV OV OV B2 B1 SC SC SC FW FW SC SC B1 B1 B2 PoP 12hr 80 90 0 0 0 QPF 12hr 0.23 0.92 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C C D D C C Tstms C C C S Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 64 45 69 49 75 54 82 Temp 48 46 62 61 51 49 63 66 54 52 70 72 59 58 78 79 Dewpt 39 41 45 43 44 46 51 49 47 49 52 51 50 53 57 55 PWind dir SE SE SE SE SE W S S Wind char LT GN GN GN LT GN LT GN Avg clouds B2 SC B1 B1 B1 B1 B2 B1 B1 B1 B2 B1 SC SC SC SC PoP 12hr 0 20 30 40 40 20 30 10 Rain shwrs S S C C C C C S C C Tstms S S C S S S S S S $$ MNZ072-182100- MARSHALL-LYON MN 44.47N 95.82W Elev. 1151 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 62 41 54 36 64 Temp 51 55 60 60 57 52 48 44 42 47 50 53 53 47 43 39 39 52 58 63 62 Dewpt 48 49 49 50 50 48 45 42 39 39 38 38 37 36 36 36 36 37 36 36 36 RH 89 80 67 69 77 86 89 93 89 74 63 57 54 65 76 89 89 56 44 36 38 Wind dir NW NW N N N N NW NW NW NW NW NW NW NW NW W W S SE S SE Wind spd 14 12 13 12 14 20 19 20 19 20 20 18 14 6 4 3 4 3 3 5 8 Clouds OV OV OV OV OV OV OV OV OV B2 B2 B1 SC B1 SC SC SC FW FW SC SC PoP 12hr 70 90 5 0 0 QPF 12hr 0.04 0.14 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L L Tstms C S Wind chill 34 Min chill 33 34 34 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 43 69 46 68 48 74 52 82 Temp 50 47 66 66 53 49 63 66 55 51 69 72 59 56 78 80 Dewpt 38 40 41 42 43 44 44 45 46 46 46 48 48 49 50 52 PWind dir S S SE SE SE SW S S Wind char GN BZ GN GN LT GN LT GN Avg clouds SC SC B1 B1 B1 B1 B1 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 5 30 40 40 20 30 20 Rain shwrs S C C C C S S C S S Tstms S S S S $$ MNZ081-182100- WINDOM-COTTONWOOD MN 43.87N 95.12W Elev. 1355 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 65 42 55 36 62 Temp 56 58 63 64 62 55 50 45 43 48 52 55 53 47 43 39 39 52 57 61 61 Dewpt 53 51 53 55 55 52 47 43 41 40 39 39 38 36 35 35 36 36 36 36 36 RH 90 77 70 73 78 90 89 93 93 74 61 55 57 65 73 85 89 54 45 39 39 Wind dir NW NW N N N N N NW NW NW NW NW NW N NW NW NW N NE SE SE Wind spd 11 10 9 9 11 16 19 20 19 20 20 19 16 8 4 2 2 3 3 2 6 Clouds OV OV B2 B2 OV OV OV OV OV B2 B1 B1 SC SC SC FW SC FW SC B1 SC PoP 12hr 70 90 5 0 0 QPF 12hr 0.07 0.62 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D D L L Tstms C C Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 66 44 66 47 73 51 80 Temp 47 45 64 62 50 48 63 65 53 51 69 71 56 55 78 78 Dewpt 37 40 41 42 41 44 45 46 45 46 47 48 47 50 52 53 PWind dir S S SE SE SE W S S Wind char LT BZ GN GN LT GN LT GN Avg clouds SC SC B1 B1 B2 B2 B1 B1 B2 B1 B2 B1 B1 SC B1 SC PoP 12hr 0 5 30 50 30 20 30 20 Rain shwrs C C C C C S C C S Tstms S S S S S S S $$ MNZ089-182100- WORTHINGTON-NOBLES MN 43.65N 95.58W Elev. 1584 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 42 55 36 62 Temp 54 57 61 62 60 53 48 44 43 47 51 55 54 47 42 38 39 51 57 61 61 Dewpt 52 50 52 54 54 51 46 42 40 40 39 39 37 37 36 35 36 37 37 36 36 RH 93 77 72 75 81 93 93 93 89 76 63 55 52 68 79 89 89 59 47 39 39 Wind dir NW N N N N N NW NW NW NW NW NW NW N N N NW NE SE S S Wind spd 11 10 10 11 14 18 19 20 19 20 19 17 16 8 4 3 3 3 3 4 8 Clouds OV OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC FW SC FW SC B1 B1 PoP 12hr 80 90 5 0 0 QPF 12hr 0.09 0.47 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S C D D C C Tstms S C C Wind chill 34 Min chill 33 34 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 42 66 44 67 47 73 51 81 Temp 47 46 63 62 50 48 62 65 52 51 69 71 56 56 77 79 Dewpt 38 40 42 41 42 45 45 45 45 47 47 48 48 50 52 52 PWind dir S S SE SE SE W S S Wind char GN BZ GN GN GN GN LT GN Avg clouds B1 SC B1 B1 B2 B2 B2 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 5 40 40 30 20 30 10 Rain shwrs S C C C C S S C C Tstms S C S S S S S $$ SDZ040-182100- BROOKINGS-BROOKINGS SD 44.30N 96.80W Elev. 1617 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 58 38 53 32 64 Temp 48 53 57 56 53 47 45 41 39 45 49 52 52 45 39 35 35 51 59 63 62 Dewpt 46 47 48 48 48 45 43 40 37 38 37 37 36 36 36 34 34 37 36 35 35 RH 93 80 72 74 83 93 93 96 92 76 63 56 54 70 89 96 96 59 42 35 36 Wind dir NW N N N N N N NW NW NW NW NW NW N N S S S S S S Wind spd 14 13 14 16 17 20 19 20 18 19 19 18 14 5 2 1 2 4 5 9 11 Wind gust 26 33 29 31 28 31 28 Clouds OV OV OV OV OV OV OV OV OV B2 B1 B1 SC SC SC FW SC FW SC SC SC PoP 12hr 60 90 0 0 0 QPF 12hr 0.03 0.07 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D D S S Tstms S Wind chill 32 30 Min chill 29 32 34 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 41 68 43 68 45 74 48 83 Temp 47 44 65 64 50 45 62 66 52 47 69 71 55 51 77 80 Dewpt 38 38 41 42 43 43 44 44 45 44 45 46 47 47 50 50 PWind dir S S S S SE SW S S Wind char GN BZ GN GN LT GN LT GN Avg clouds SC SC B1 B1 B1 B1 B2 B1 B1 B1 B2 B1 SC SC B1 SC PoP 12hr 0 10 40 40 40 20 30 20 Rain shwrs C C C C C S S C S S Tstms S C S S S S $$ SDZ050-182100- BURKE-GREGORY SD 43.18N 99.29W Elev. 2142 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 49 36 54 34 64 Temp 41 45 47 47 47 45 41 39 37 44 49 53 54 45 39 36 37 53 60 62 62 Dewpt 41 43 43 44 43 42 40 37 37 38 37 36 35 36 35 33 33 39 39 38 38 RH 100 93 86 89 86 89 96 92100 79 63 52 48 70 85 89 85 59 46 41 41 Wind dir N N N N N N NW NW NW NW NW NW N NE SE S S S S S S Wind spd 19 20 21 21 25 26 23 20 19 20 19 17 12 4 4 5 9 17 20 20 19 Wind gust 31 32 33 37 Clouds OV OV OV OV OV OV OV B2 B2 B1 SC SC FW SC FW FW SC SC SC B2 B1 PoP 12hr 80 60 0 0 5 QPF 12hr 0.07 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L D L L Tstms S Wind chill 33 31 29 27 30 30 Min chill 32 30 31 26 28 27 34 DateThu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 43 67 44 68 46 74 50 82 Temp 49 45 65 63 50 46 63 66 52 48 69 72 57 52 77 80 Dewpt 37 38 43 43 45 42 43 42 43 42 45 46 47 44 48 48 PWind dir S S S NW SW S S S Wind char BZ BZ BZ GN GN GN GN BZ Avg clouds B1 SC B2 B1 B1 B1 B2 B1 B1 B1 B2 SC SC SC SC FW PoP 12hr 0 30 40 30 20 10 10 5 Rain shwrs C C C C C S S Tstms S $$ SDZ057-182100- CHAMBERLAIN-BRULE SD 43.77N 99.32W Elev. 1565 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 52 36 57 33 68 Temp 42 47 50 49 48 45 42 40 37 46 51 54 56 46 40 36 37 53 63 66 65 Dewpt 42 44 43 43 42 42 41 38 37 38 36 35 34 36 36 35 35 39 39 38 38 RH 100 89 77 80 80 89 96 92100 73 56 48 43 68 85 96 92 59 41 36 37 Wind dir N N N N N N NW NW NW NW NW NW NW NE SE SE SE S S S S Wind spd 17 18 19 19 19 20 17 16 14 17 16 14 11 3 3 5 6 14 18 18 18 Wind gust 27 29 29 31 Clouds OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC FW FW SC FW SC B1 B1 PoP 12hr 80 60 0 0 5 QPF 12hr 0.05 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C D L L Wind chill 34 34 31 28 32 32 Min chill 33 32 33 28 31 29 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 44 71 44 71 46 76 50 85 Temp 51 47 67 67 51 47 64 69 53 49 71 74 57 53 79 83 Dewpt 39 39 43 43 45 43 42 41 44 43 44 45 48 45 48 48 PWind dir S S S W SE S SE S Wind char BZ BZ GN GN GN GN GN BZ Avg clouds B1 SC B2 B1 B2 B1 B2 B1 B1 B1 B2 SC SC SC SC FW PoP 12hr 10 30 50 40 20 10 20 5 Rain shwrs C C C C C S S S Tstms S S S $$ SDZ038-182100- HURON-BEADLE SD 44.38N 98.22W Elev. 1282 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 55 37 56 32 68 Temp 46 50 53 53 50 45 42 39 38 46 51 54 55 45 39 34 34 52 61 66 65 Dewpt 44 44 44 45 43 44 41 39 38 37 36 36 35 36 35 34 34 37 37 37 37 RH 93 80 71 74 77 96 96100100 71 56 50 47 70 85100100 56 41 34 35 Wind dir N N N N N N NW NW NW NW NW NW NW N SE S SE S S S S Wind spd 17 18 18 18 19 20 18 18 16 18 1716 12 4 2 4 6 11 14 17 16 Wind gust 28 28 29 31 Clouds OV OV OV OV OV OV OV B2 B2 B1 B1 SC SC SC FW FW FW FW SC SC B1 PoP 12hr 80 70 0 0 0 QPF 12hr 0.05 0.02 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs L L L Tstms S Wind chill 33 30 29 30 29 Min chill 33 29 31 26 33 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 43 71 44 70 45 77 49 85 Temp 49 45 68 67 50 45 64 68 51 47 71 75 55 51 78 83 Dewpt 38 39 42 42 44 43 44 43 44 44 45 46 47 47 49 49 PWind dir S S SE NW SE S SE S Wind char BZ BZ GN GN LT GN GN BZ Avg clouds B1 SC B1 B1 B1 B1 B2 B1 B1 B1 B2 SC SC SC SC SC PoP 12hr 0 20 40 40 30 20 10 10 Rain shwrs S C C C C C S Tstms S $$ SDZ059-182100- MITCHELL-DAVISON SD 43.76N 98.02W Elev. 1312 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 56 38 57 32 67 Temp 47 51 54 54 51 46 43 40 39 47 52 55 55 46 39 35 35 53 61 66 65 Dewpt 45 45 46 48 46 45 42 40 39 39 38 38 36 37 36 34 35 38 38 37 38 RH 93 80 74 80 83 96 96100100 74 59 53 49 71 89 96100 57 42 34 37 Wind dir N N N N N N NW NW NW NW NW NW NW N SE S S S S S S Wind spd 17 17 18 19 20 23 20 19 17 19 19 18 13 5 2 3 4 10 13 16 14 Wind gust 27 27 28 29 31 33 29 Clouds OV OV OV OV OV OV OV OV B2 B2 B1 SC SC SC FW FW SC FW SC SC B1 PoP 12hr 80 80 0 0 0 QPF 12hr 0.04 0.03 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs S L D D Tstms S S Wind chill 34 31 30 31 Min chill 34 28 32 29 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 43 71 44 71 46 77 50 86 Temp 49 45 67 66 50 46 65 69 52 48 72 75 56 52 79 83 Dewpt 39 40 43 44 45 45 45 44 45 45 46 47 48 48 50 51 PWind dir S S SE SW SE SW SE S Wind char GN BZ GN GN GN GN GN BZ Avg clouds B1 SC B2 B1 B1 B1 B2 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 20 50 40 20 20 10 20 Rain shwrs S C C C C S S S S TstmsS S S $$ SDZ062-182100- SIOUX FALLS-MINNEHAHA SD 43.57N 96.73W Elev. 1424 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 61 41 57 35 64 Temp 51 56 59 60 57 51 47 44 42 48 52 56 55 48 42 37 37 53 60 64 64 Dewpt 49 49 50 51 51 48 44 41 39 39 38 38 37 37 36 35 35 38 37 37 37 RH 93 77 72 72 80 89 89 89 89 71 59 51 51 65 79 92 92 57 42 37 37 Wind dir NW N N N N N N NW NW NW NW NW NW NW N E E S S S S Wind spd 12 10 11 12 14 19 18 19 17 19 18 16 13 4 2 1 1 3 4 8 9 Wind gust 21 25 29 28 27 29 28 27 Clouds OV OV OV OV OV OV OV OV OV B2 B1 B1 SC SC FW FW SC FW SC B1 B1 PoP 12hr 60 80 0 0 0 QPF 12hr 0.05 0.12 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D S S Tstms C S Wind chill 34 Min chill 32 34 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 43 68 45 69 47 75 51 83 Temp 49 45 65 64 51 47 63 68 54 50 71 73 58 54 79 81 Dewpt 39 40 42 43 44 45 45 45 46 46 47 48 48 49 51 52 PWind dir S S SE SE E W SE S Wind char LT BZ GN GN LT GN LT GN Avg clouds B1 SC B2 B1 B1 B1 B2 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 10 40 40 30 20 20 20 Rain shwrs S C C C S C S S S S Tstms S S S S S $$ SDZ070-182100- VERMILLION-CLAY SD 42.95N 96.92W Elev. 1132 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 CDT 3hrly 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 UTC 3hrly 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 Max/Min 63 41 59 35 65 Temp 51 56 60 62 60 53 49 45 42 49 55 58 58 50 44 39 39 54 61 64 65 Dewpt 49 50 51 54 52 50 46 43 40 40 39 38 36 36 36 36 36 39 38 37 37 RH 93 80 72 75 75 89 89 93 93 71 55 47 44 58 73 89 89 57 42 37 35 Wind dir NW N N N N NW NW NW NW NW NW NW N N N NE SE SE SE SE SE Wind spd 13 11 11 11 17 21 20 20 19 20 20 18 14 5 3 2 2 3 5 8 9 Wind gust 31 31 31 Clouds OV OV OV OV OV OV OV OV OV B2 SC SC FW SC FW FW SC SC B1 B1 B1 PoP 12hr 80 80 0 0 0 QPF 12hr 0.18 0.28 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L D D Tstms C C Wind chill 33Min chill 32 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 CDT 6hrly 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19 UTC 6hrly 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 Min/Max 42 68 44 71 47 77 52 85 Temp 50 46 65 65 52 48 65 70 55 50 72 75 59 55 80 83 Dewpt 40 41 43 43 45 46 47 45 46 47 48 48 50 51 52 52 PWind dir SE S SE S SE SW SE S Wind char GN BZ GN GN LT GN LT GN Avg clouds B1 B1 B2 B1 B2 B1 B2 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 10 40 40 40 20 20 10 Rain shwrs S C C C C C S S Tstms S C S S S S $$ SDZ069-182100- YANKTON-YANKTON SD 42.95N 97.39W Elev. 1207 ft 548 AM CDT Mon May 18 2026 Date Mon 05/18/26 Tue 05/19/26 Wed 05/20/26 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 61 40 58 35 66 Temp 49 53 57 59 56 50 47 43 42 48 53 57 57 48 43 38 38 53 60 64 65 Dewpt 47 47 48 51 49 47 44 41 39 39 38 37 36 36 36 36 35 39 37 36 36 RH 93 80 72 75 77 89 89 93 89 71 57 47 45 63 76 92 89 59 42 35 34 Wind dir NW N N N N N NW NW NW NW NW NW NW N N SE SE SE S S S Wind spd 14 13 13 13 19 23 21 21 19 21 20 18 14 5 2 2 2 4 6 8 11 Wind gust 34 32 32 Clouds OV OV OV OV OV OV OV B2 B2 B1 B1 SC FW SC FW FW SC SC B1 B1 B1 PoP 12hr 70 70 0 0 0 QPF 12hr 0.03 0.08 0 0 0 Snow 12hr 00-00 00-00 00-00 Rain shwrs C L L L Tstms S Wind chill 34 33 Min chill 32 33 Date Thu 05/21/26 Fri 05/22/26 Sat 05/23/26 Sun 05/24/26 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 43 69 45 71 48 77 52 85 Temp 50 46 65 65 52 47 64 69 55 50 71 75 59 54 79 83 Dewpt 39 40 42 44 45 45 46 44 45 46 47 48 48 49 51 51 PWind dir S S SE E SE SW SE S Wind char GN BZ GN GN LT GN LT GN Avg clouds B1 B1 B2 B1 B1 B1 B2 B1 B1 B1 B2 SC SC SC B1 SC PoP 12hr 0 10 50 40 30 20 20 10 Rain shwrs S C C C C C S S Tstms S C S S S $$