426
FOUS53 KFSD 270737
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
237 AM CDT THU AUG 27 2026
IAZ012-272100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 56 82 65 86
TEMP 59 57 70 77 80 79 66 61 58 57 70 77 81 80 71 69 67 66 73 81 85 84
DEWPT 57 55 63 61 60 62 59 57 55 54 63 66 68 68 65 63 61 61 66 69 72 72
RH 93 93 78 58 51 56 78 87 90 90 78 69 65 67 81 81 81 84 79 67 65 67
WIND DIR NW NW NW NW NW W E E SE SE S S S S SE S S S S S S S
WIND SPD 1 1 1 3 2 2 3 3 3 3 6 11 13 11 13 14 17 19 20 19 13 9
CLOUDS CL FW CL CL FW FW FW FW FW SC B1 B1 B2 B1 B1 B2 OV B2 SC SC SC FW
POP 12HR 0 0 10 70 20
QPF 12HR 0 0 0 0.23 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L S S
TSTMS S C C C
HEAT INDEX 84 83 84 91 89
MAX HEAT 82 85 85 93
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 71 87 69 85 64 84 65 85
TEMP 74 71 84 84 73 70 83 82 69 65 80 81 68 66 82 82
DEWPT 66 64 71 72 67 65 69 69 64 62 68 70 66 64 70 70
PWIND DIR S S S SW E SE SE S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC FW SC B2 SC SC SC B2 B1 SC SC SC FW
POP 12HR 5 10 10 20 30 20 20 20
RAIN SHWRS S S S C S S S S S
TSTMS S S S S S S
IAZ031-272100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 58 84 67 89
TEMP 61 58 70 79 82 80 69 64 61 60 71 81 84 82 75 72 70 68 75 85 89 87
DEWPT 57 56 62 61 60 63 59 58 56 56 62 64 65 65 63 62 60 60 64 67 69 71
RH 87 93 76 54 47 56 70 81 84 87 73 56 53 56 66 71 71 76 69 55 52 59
WIND DIR NW NW NW NW NW W SE S SE SE S S S S S S S S S S S S
WIND SPD 1 1 2 3 3 2 2 2 2 3 5 11 12 11 12 13 16 18 17 17 12 9
WIND GUST 23 21 24 25 28 31 29 28 24
CLOUDS FW FW CL CL FW FW FW FW FW SC SC B1 B1 B1 B1 B2 B2 B2 SC SC FW FW
POP 12HR 0 5 5 60 10
QPF 12HR 0 0 0 0.14 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L S S
TSTMS C C S
HEAT INDEX 86 84 88 94 92
MAX HEAT 84 83 87 83 88 96
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 73 90 70 87 66 85 66 87
TEMP 78 73 87 87 76 71 85 84 72 67 82 83 72 68 85 84
DEWPT 66 63 70 71 67 64 69 70 66 63 68 70 66 64 69 70
PWIND DIR S S S W NE E E S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC FW SC B2 B1 SC B1 B2 B1 SC SC SC FW
POP 12HR 5 10 10 20 30 20 20 20
RAIN SHWRS S C S S S S
TSTMS S S S S S
IAZ014-272100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 53 83 65 86
TEMP 58 56 70 78 80 78 64 58 56 54 71 79 82 80 71 68 67 65 72 81 85 84
DEWPT 54 53 61 59 59 59 57 54 52 51 60 62 64 64 63 60 59 59 64 66 69 69
RH 86 90 73 52 49 52 78 86 86 90 68 56 55 58 76 76 75 81 76 60 59 61
WIND DIR NW NW NW NW NW N NE E E SE S S S S SE S S S S S S S
WIND SPD 3 2 3 6 5 3 2 2 1 2 4 10 10 9 11 12 16 18 19 20 16 10
WIND GUST 29 33
CLOUDS FW CL CL FW FW FW FW FW FW FW FW SC B1 B1 B1 B2 OV OV B1 SC SC SC
POP 12HR 0 0 10 60 30
QPF 12HR 0 0 0 0.34 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C
TSTMS S C S
HEAT INDEX 82 83 89 88
MAX HEAT 81 81 84 83 90
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 72 88 70 87 65 85 65 86
TEMP 74 72 85 85 74 70 84 82 69 66 81 81 68 66 83 82
DEWPT 64 62 69 71 66 64 68 68 64 61 66 68 65 63 68 68
PWIND DIR S S SW SW NE SE SE S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC SC SC B2 SC SC SC B2 B1 SC SC SC SC
POP 12HR 5 10 10 20 30 20 30 20
RAIN SHWRS S S C S S C S
TSTMS S S S S S
IAZ022-272100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 56 83 66 86
TEMP 62 59 72 78 80 78 66 61 59 57 72 80 83 81 71 69 68 66 73 81 85 84
DEWPT 58 57 63 61 60 62 58 56 56 55 62 63 64 64 62 60 60 59 65 67 69 70
RH 87 93 73 56 51 58 75 84 90 93 71 56 53 56 73 73 76 78 76 63 59 63
WIND DIR NW NW NW NW NW N E E SE S S S S S S S S S S S S S
WIND SPD 3 3 3 4 4 1 1 1 2 2 4 8 9 6 10 11 13 17 17 21 17 10
WIND GUST 29 33
CLOUDS FW FW CL FW FW FW FW FW FW SC FW SC B1 B1 SC B2 OV OV B1 SC FW FW
POP 12HR 0 0 5 50 50
QPF 12HR 0 0 0 0.19 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C
TSTMS S C S
HEAT INDEX 83 84 89 89
MAX HEAT 82 83 85 85 91
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 73 89 70 87 66 85 66 87
TEMP 75 73 85 85 74 71 84 83 70 67 82 82 69 67 83 83
DEWPT 64 62 70 71 66 64 69 70 66 64 68 69 66 65 70 70
PWIND DIR S SW S SW E SE SE S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 SC SC SC SC B1 SC SC B1 B2 SC SC B1 SC FW
POP 12HR 5 10 20 20 30 20 30 20
RAIN SHWRS S S S C S S C S
TSTMS S S S C S C
MNZ072-272100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 80 53 83 64 86
TEMP 60 57 67 76 79 78 65 58 56 54 70 80 83 79 71 68 67 65 73 81 86 83
DEWPT 56 54 58 57 56 56 55 52 51 51 57 61 63 65 65 64 64 63 65 67 68 70
RH 87 90 73 52 45 47 70 80 83 90 63 52 51 62 81 87 90 93 76 63 55 65
WIND DIR W W NW N N N NE SW SW S S S S S S S S S S S S S
WIND SPD 4 3 4 6 8 4 2 2 1 2 5 10 12 13 13 13 14 17 14 12 9 8
CLOUDS FW FW CL CL CL CL FW FW FW FW SC SC B1 B2 B1 B2 B2 B2 SC SC SC SC
POP 12HR 0 0 20 80 20
QPF 12HR 0 0 0 0.34 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C D D S S
TSTMS S S S C C C S
HEAT INDEX 83 89 87
MAX HEAT 80 81 84 83 91
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 86 66 85 62 83 62 85
TEMP 71 68 83 83 70 67 81 81 67 64 80 80 67 64 82 82
DEWPT 68 66 70 70 68 65 65 65 61 59 63 65 64 63 66 67
PWIND DIR S SW SW NW W NE SE S
WIND CHAR LT GN LT LT LT LT LT LT
AVG CLOUDS SC B1 SC SC SC SC B1 SC SC SC B1 SC SC SC B1 FW
POP 12HR 10 10 20 10 20 10 30 20
RAIN SHWRS S S S C S
TSTMS S S
MNZ081-272100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 80 52 82 64 84
TEMP 58 56 70 77 79 78 65 59 55 54 71 79 81 80 71 68 66 65 72 80 84 83
DEWPT 55 54 57 55 54 54 54 53 51 50 56 58 60 62 63 63 61 61 62 64 66 67
RH 90 93 63 47 42 43 68 80 86 86 59 49 49 54 76 84 84 87 71 58 55 59
WIND DIR NW NW NW N N N NE SW N S S S S S SE S S S S S S S
WIND SPD 3 2 4 6 6 3 2 1 0 0 4 9 10 9 11 14 16 19 20 18 13 8
WIND GUST 26 29
CLOUDS CL FW CL CL CL CL CL FW FW FW FW SC B1 B2 B1 B2 B2 B2 B1 SC SC SC
POP 12HR 0 0 5 70 30
QPF 12HR 0 0 0 0.13 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S D D C C
TSTMS S S C C S
HEAT INDEX 82 86 85
MAX HEAT 80 81 83 83 88
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 68 85 63 83 63 85
TEMP 73 70 84 85 73 69 82 82 68 65 80 81 68 65 82 82
DEWPT 66 65 67 68 68 65 65 64 63 60 62 64 65 63 64 65
PWIND DIR S S SW NW W S SE S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 SC SC SC B1 SC SC SC B1 B1 SC SC SC FW
POP 12HR 5 10 10 20 20 20 30 20
RAIN SHWRS S S S S C S
TSTMS S S S
MNZ089-272100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 80 54 81 64 84
TEMP 58 57 69 76 79 77 64 58 56 55 70 77 80 78 69 68 66 65 72 79 84 82
DEWPT 55 53 58 56 55 56 55 54 52 52 58 61 63 64 64 63 61 61 63 65 67 68
RH 90 86 68 50 44 48 73 86 86 90 66 58 56 62 84 84 84 87 73 62 57 63
WIND DIR NW NW NW N N N NE SE SE S S S S S SE S S S S S S S
WIND SPD 4 3 4 5 5 4 3 2 1 3 5 11 12 10 13 14 17 19 20 19 13 10
WIND GUST 29
CLOUDS FW FW CL CL FW CL FW FW FW FW SC B1 B1 B1 B1 B2 OV B2 B1 SC SC FW
POP 12HR 0 0 5 70 20
QPF 12HR 0 0 0 0.16 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L S S
TSTMS S C C C S
HEAT INDEX 87 85
MAX HEAT 80 83 88
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 86 69 84 63 82 64 84
TEMP 73 70 83 83 72 69 81 80 68 65 79 80 67 65 81 81
DEWPT 67 65 68 69 68 65 66 65 63 60 63 65 65 63 66 66
PWIND DIR S S SW NW W SE SE S
WIND CHAR GN GN LT GN LT LT LT LT
AVG CLOUDS SC B1 B1 SC SC SC B1 SC SC SC B1 B1 SC SC SC FW
POP 12HR 5 10 10 20 20 20 30 20
RAIN SHWRS S S S S C S
TSTMS S S
SDZ040-272100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 81 53 84 64 87
TEMP 57 54 68 77 80 79 65 59 56 56 69 80 83 80 71 68 66 65 73 82 87 85
DEWPT 55 52 57 55 54 55 54 52 51 50 58 61 63 65 65 64 63 62 65 66 68 69
RH 93 93 68 47 41 44 68 78 83 80 68 52 51 60 81 87 90 90 76 58 53 59
WIND DIR NW NW N N N NE E E SE SE S S S S SE S S S S S SW S
WIND SPD 3 2 3 6 5 4 5 4 4 5 11 16 17 16 18 17 17 18 16 12 9 6
WIND GUST 27 27 28 28 29 32 27
CLOUDS CL FW CL CL FW FW FW FW FW SC SC B1 B1 B2 B2 B2 B2 B2 SC SC FW SC
POP 12HR 0 0 30 80 10
QPF 12HR 0 0 0.02 0.20 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S C C D D
TSTMS S S C C S S
HEAT INDEX 82 85 91 89
MAX HEAT 81 82 85 85 91
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 65 85 61 84 62 86
TEMP 71 68 84 84 69 66 81 81 66 62 80 81 66 63 82 82
DEWPT 67 65 68 69 66 64 62 62 59 57 61 63 63 62 64 65
PWIND DIR SE S S NW NE SE SE S
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS SC B2 SC SC SC SC B1 SC SC SC B1 SC SC SC B1 FW
POP 12HR 10 10 10 20 20 10 30 20
RAIN SHWRS S S S C S
TSTMS S S S
SDZ050-272100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 83 61 88 70 91
TEMP 61 59 70 78 82 80 71 66 64 63 71 83 87 85 77 74 72 70 76 87 91 88
DEWPT 53 52 56 57 58 60 59 59 60 60 63 66 66 66 65 63 62 61 64 66 65 66
RH 75 78 61 48 44 51 66 78 87 90 76 57 50 53 67 69 71 73 66 50 42 48
WIND DIR S S S SE SE SE SE SE SE S S S S S S S S SW W W SW SE
WIND SPD 2 3 4 8 9 8 9 9 10 12 19 23 25 21 24 21 19 14 11 9 8 8
WIND GUST 29 34 37 35 35 33
CLOUDS CL FW CL FW FW SC SC SC SC B1 SC SC SC SC B1 B1 B1 B1 SC SC FW SC
POP 12HR 20 10 10 40 0
QPF 12HR 0 0 0 0.10 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S
TSTMS C S S
HEAT INDEX 85 89 87 89 93 90
MAX HEAT 83 85 90 84 89 94
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 67 85 64 85 65 88
TEMP 75 70 84 86 72 67 80 82 68 64 80 83 69 66 83 84
DEWPT 64 63 65 64 62 59 58 58 57 58 62 62 61 60 63 62
PWIND DIR S W SW N E SE S SW
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS SC B1 SC SC SC B1 B1 SC SC B1 B1 B1 SC SC SC FW
POP 12HR 20 5 10 10 20 20 20 10
RAIN SHWRS S S S S S
TSTMS S S S S
SDZ057-272100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 84 61 89 68 91
TEMP 60 58 69 78 83 81 71 65 64 64 72 83 88 85 76 73 71 69 76 86 91 89
DEWPT 56 56 58 57 56 58 58 58 60 61 64 66 67 66 67 66 65 64 66 67 66 65
RH 87 93 68 48 40 46 63 78 87 90 76 57 50 53 74 79 81 84 71 53 44 45
WIND DIR SE SE SE SE SE SE SE SE SE SE SE S S S SE SE S SW W NW W E
WIND SPD 2 1 3 8 8 9 10 9 10 11 14 19 21 19 18 17 11 8 6 6 8 8
WIND GUST 25 29 29 31
CLOUDS CL FW FW FW FW FW FW SC SC B1 B1 B1 SC SC B1 B1 B1 B1 SC SC SC SC
POP 12HR 10 5 10 50 0
QPF 12HR 0 0 0 0.07 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S S
TSTMS C S S S
HEAT INDEX 85 91 87 89 94 91
MAX HEAT 83 86 92 86 89 95
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 66 85 63 86 65 88
TEMP 75 70 85 87 72 67 81 83 68 65 81 83 69 66 83 85
DEWPT 67 65 66 63 64 61 57 57 59 60 62 61 63 62 63 61
PWIND DIR E NW SW N E SE SE S
WIND CHAR GN GN GN GN LT GN GN GN
AVG CLOUDS B1 B1 SC SC SC SC B1 SC SC SC B2 B1 SC SC SC SC
POP 12HR 20 5 10 10 10 20 20 10
RAIN SHWRS S S S S S
TSTMS S S S
SDZ038-272100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 83 59 87 67 89
TEMP 59 56 68 78 82 81 68 63 61 60 70 80 85 83 73 71 69 67 74 83 89 86
DEWPT 57 55 58 57 55 55 56 56 55 56 61 64 66 66 66 66 65 64 66 68 68 68
RH 93 96 70 48 40 41 65 78 81 87 73 58 53 57 79 84 87 90 76 61 50 55
WIND DIR NW N NE N N NE E E SE SE SE S SE SE SE SE SE SE S S SW NE
WIND SPD 2 2 3 4 4 4 6 6 8 10 14 18 18 19 19 16 16 12 10 8 8 6
WIND GUST 28 28 31 29
CLOUDS FW FW FW FW FW FW FW SC SC B1 B1 B2 B1 SC B1 B2 B1 B1 SC SC FW SC
POP 12HR 0 0 30 70 0
QPF 12HR 0 0 0.04 0.12 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S L L C C
TSTMS S S C C S
OBVIS PF
HEAT INDEX 82 87 86 86 93 89
MAX HEAT 82 83 89 85 87 93
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 65 86 62 86 64 88
TEMP 72 68 84 85 70 66 81 82 67 63 81 83 68 65 83 84
DEWPT 67 66 67 66 65 63 59 58 58 57 61 62 63 63 64 64
PWIND DIR SE W NE NW E SE SE S
WIND CHAR LT GN LT GN LT GN LT GN
AVG CLOUDS SC B1 SC SC SC B1 B1 SC SC SC B2 B1 SC SC SC SC
POP 12HR 10 5 10 20 5 10 20 10
RAIN SHWRS S S S
TSTMS S S S
SDZ059-272100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 60 88 68 92
TEMP 60 56 70 79 84 82 69 64 62 61 72 82 87 85 75 72 70 69 77 87 92 89
DEWPT 58 55 60 57 55 56 56 57 57 58 62 64 66 66 66 66 65 64 66 67 67 68
RH 93 96 71 47 37 41 63 78 84 90 71 55 50 53 74 81 84 84 69 52 44 50
WIND DIR W NW NW NE SE E E SE SE SE S S S S SE SE S S S SW SW SE
WIND SPD 2 2 3 4 4 4 5 6 8 10 14 19 20 20 20 19 18 17 13 10 9 8
WIND GUST 25 29 32 32 32
CLOUDS CL FW CL CL FW FW FW FW SC B1 B1 B1 B1 B1 B1 B2 B1 B1 SC SC FW SC
POP 12HR 0 5 20 60 0
QPF 12HR 0 0 0.04 0.13 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L L L
TSTMS S C C S
HEAT INDEX 89 87 90 96 93
MAX HEAT 80 84 80 84 91 86 91 97
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 71 91 67 88 63 88 65 90
TEMP 74 71 86 87 72 68 83 84 68 64 82 84 69 66 85 85
DEWPT 67 66 68 67 66 63 60 61 60 59 63 64 64 63 65 65
PWIND DIR S SW S N NE SE SE S
WIND CHAR GN GN LT GN LT GN LT GN
AVG CLOUDS SC B1 SC SC SC SC B1 SC SC SC B2 SC SC SC SC SC
POP 12HR 10 5 10 10 10 10 20 10
RAIN SHWRS S S
TSTMS S S
SDZ062-272100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 84 57 85 67 88
TEMP 60 58 71 79 82 81 68 63 60 59 71 80 83 82 73 70 69 67 75 84 88 86
DEWPT 56 55 58 55 54 54 55 55 54 55 60 62 64 65 65 64 63 62 64 66 68 68
RH 87 90 63 44 38 39 63 75 81 87 68 54 53 56 76 81 81 84 69 55 52 55
WIND DIR NW NW N N NW N E E E SE S S S SE SE SE S S S S S S
WIND SPD 2 2 2 5 4 4 4 4 4 4 9 13 16 14 16 16 17 17 16 14 11 9
WIND GUST 24 26 26 26 27 28
CLOUDS CL FW CL CL FW FW FW FW FW SC B1 B1 B1 B1 B1 B2 B2 B2 SC SC SC FW
POP 12HR 0 5 20 80 10
QPF 12HR 0 0 0 0.17 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C D D
TSTMS S C C C S
HEAT INDEX 85 84 86 92 89
MAX HEAT 80 83 82 87 82 87 94
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 71 89 69 87 64 85 65 87
TEMP 75 71 86 86 73 69 83 83 69 65 82 82 69 66 83 83
DEWPT 67 65 67 68 67 65 64 63 62 60 63 64 65 64 65 66
PWIND DIR SE S S N E SE SE S
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS SC B1 B1 SC SC SC B2 SC SC SC B2 SC SC SC B1 SC
POP 12HR 10 10 10 20 20 20 20 20
RAIN SHWRS S S S S S S S S
TSTMS S S S S
SDZ070-272100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 84 59 85 68 90
TEMP 60 57 70 79 83 81 69 64 61 61 72 81 84 82 74 73 70 69 77 85 89 87
DEWPT 57 56 62 61 60 62 61 60 58 58 64 66 67 68 66 65 63 61 66 69 70 72
RH 90 96 76 54 46 53 76 87 90 90 76 60 57 63 76 76 78 76 69 59 54 61
WIND DIR NW W NW N NW SE S SE SE SE S S S S SE S S S S S S S
WIND SPD 2 2 2 3 3 4 3 3 4 5 9 14 17 14 16 17 18 18 17 17 12 9
WIND GUST 25 27 27 28 29 28
CLOUDS CL FW CL CL FW FW FW FW FW B1 SC SC SC SC B1 B2 B2 B1 SC SC SC FW
POP 12HR 0 5 10 60 5
QPF 12HR 0 0 0 0.20 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L
TSTMS C C C C
HEAT INDEX 83 87 85 89 95 94
MAX HEAT 81 84 85 89 83 90 97
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 73 90 70 87 65 86 66 88
TEMP 77 73 87 87 75 71 85 83 71 66 82 83 71 67 84 84
DEWPT 68 64 70 72 68 65 68 69 66 63 68 69 67 65 69 70
PWIND DIR S S S NW NE SE SE S
WIND CHAR GN GN LT LT LT LT LT LT
AVG CLOUDS SC B1 B1 FW FW B1 B2 SC SC B1 B2 SC SC SC SC FW
POP 12HR 10 10 10 20 30 20 20 20
RAIN SHWRS S S C S S S S
TSTMS S S S S
SDZ069-272100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
237 AM CDT THU AUG 27 2026
DATE THU 08/27/26 FRI 08/28/26 SAT 08/29/26
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 60 86 69 92
TEMP 61 58 70 80 83 82 70 65 62 61 72 81 85 83 75 73 71 69 77 87 91 88
DEWPT 56 55 60 57 56 58 60 59 59 58 63 65 67 67 67 65 63 62 65 67 69 71
RH 84 90 71 45 40 44 71 81 90 90 73 58 55 59 76 76 76 78 67 52 49 57
WIND DIR NW NW NW NE NW SE SE SE SE SE S S S S SE S S S S S S S
WIND SPD 2 3 2 3 4 4 4 4 4 6 11 17 19 16 17 16 16 16 16 14 12 9
WIND GUST 26 27 26 27 27
CLOUDS CL FW CL CL FW FW FW FW SC B1 SC SC SC SC B1 B2 B1 B1 SC SC FW SC
POP 12HR 0 5 10 70 0
QPF 12HR 0 0 0 0.18 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L
TSTMS C C C S
HEAT INDEX 83 87 86 90 96 94
MAX HEAT 81 84 81 84 90 84 91 98
DATE SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 72 92 70 89 66 87 66 88
TEMP 77 72 87 87 75 70 84 84 70 66 82 83 71 66 84 84
DEWPT 68 65 68 70 67 64 64 65 64 62 66 67 66 64 67 68
PWIND DIR S SW SW N NE SE SE S
WIND CHAR GN GN LT GN LT LT LT GN
AVG CLOUDS SC B2 B1 FW SC B1 B1 SC SC B1 B2 SC SC SC SC FW
POP 12HR 10 10 10 20 20 20 20 10
RAIN SHWRS S S S S S S
TSTMS S S S S
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