597
FOUS53 KFSD 262218
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
518 PM CDT WED AUG 26 2026
IAZ012-270900-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 82 58 83 67
TEMP 76 66 62 59 57 71 77 80 79 66 61 59 58 71 79 82 80 71 69 68 67
DEWPT 60 60 57 56 54 62 61 60 62 60 57 55 54 64 67 68 68 65 63 61 60
RH 58 81 84 90 90 73 58 51 56 81 87 87 86 79 67 63 67 81 81 78 78
WIND DIR N N N NW NW NW NW NW N SE E SE SE S S S S S S S S
WIND SPD 5 2 0 1 1 1 2 2 2 3 3 3 4 6 12 13 12 14 14 16 18
CLOUDS FW FW CL FW FW CL CL CL CL FW FW FW B1 SC SC SC SC B1 B1 B2 B1
POP 12HR 0 0 5 10 50
QPF 12HR 0 0 0 0 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S
TSTMS S S C S S
HEAT INDEX 85 83
MAX HEAT 81 83 82 86
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 86 72 90 68 87 64 84 64 86
TEMP 80 83 74 73 87 86 73 69 83 82 69 64 80 80 68 65 82 82
DEWPT 69 72 66 64 71 73 68 65 68 67 61 59 66 68 64 64 70 70
PWIND DIR S S S S SW NE SE SE SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS SC SC SC SC B1 SC SC SC B1 SC SC B1 B2 B1 SC SC B1 FW
POP 12HR 20 5 10 20 10 10 20 30 20
RAIN SHWRS S S S S S C S
TSTMS S S S S C S
IAZ031-270900-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 83 59 85 68
TEMP 77 69 64 60 58 71 79 82 80 69 64 61 59 72 82 85 83 75 72 70 68
DEWPT 60 61 59 56 55 62 62 61 64 61 58 57 56 63 66 66 66 64 62 60 59
RH 56 76 84 87 90 73 56 49 58 76 81 87 90 73 58 53 57 69 71 71 73
WIND DIR NW NW NW NW NW NW NW N NE SE SE SE SE S S S S S S S S
WIND SPD 5 2 1 1 0 1 2 2 2 2 2 3 3 6 11 13 12 13 14 16 17
WIND GUST 23 24 26 28 29
CLOUDS FW FW FW CL FW CL CL CL FW FW CL FW B1 SC SC FW SC SC B1 B1 B2
POP 12HR 0 0 5 10 50
QPF 12HR 0 0 0 0 0.13
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S
TSTMS C C S
HEAT INDEX 82 84 87 85
MAX HEAT 82 81 84 85 88 83
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 90 74 93 70 88 65 86 66 88
TEMP 84 85 78 75 89 89 76 71 84 84 72 66 82 83 71 67 84 84
DEWPT 67 70 66 63 70 71 68 65 69 69 63 61 68 69 66 64 70 70
PWIND DIR S S S S W N E SE SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS SC FW FW SC B1 SC SC B1 B2 SC SC B1 B2 B1 SC SC B1 SC
POP 12HR 20 5 10 20 20 20 20 30 20
RAIN SHWRS S S S S S S S C S
TSTMS S S S S S S S C S
IAZ014-270900-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 56 82 54 84 66
TEMP 75 65 60 57 56 71 78 80 78 64 58 55 54 72 81 83 81 71 68 67 66
DEWPT 59 59 56 53 52 61 58 58 58 57 54 52 51 60 62 64 63 62 60 58 58
RH 58 81 87 86 86 71 50 47 50 78 86 90 90 66 53 53 54 73 76 73 75
WIND DIR N N NW NW NW N N N N E E SE SE S S S S S S S S
WIND SPD 8 3 2 3 2 3 5 5 3 2 1 1 2 4 9 11 9 12 12 14 18
CLOUDS FW CL CL FW FW FW CL FW FW FW CL FW FW FW SC SC SC SC B1 B2 B2
POP 12HR 0 0 5 10 50
QPF 12HR 0 0 0 0 0.09
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S C
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 72 92 69 89 63 86 64 88
TEMP 81 83 74 73 88 87 73 69 84 84 69 64 82 82 68 65 84 83
DEWPT 66 68 64 62 69 70 67 64 67 66 61 58 64 66 63 63 67 67
PWIND DIR S S SW SW SW NW E E SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC B1 SC SC SC B1 SC SC B1 B1 B1 SC SC B1 FW
POP 12HR 40 5 10 20 10 10 20 30 20
RAIN SHWRS C S S S S C S
TSTMS C S S S S S
IAZ022-270900-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 82 57 84 67
TEMP 75 66 62 60 58 72 79 80 78 66 61 59 57 72 81 83 81 71 69 68 67
DEWPT 60 60 58 57 56 63 61 60 62 59 57 56 55 63 64 64 64 62 60 60 58
RH 60 81 87 90 93 73 54 51 58 78 87 90 93 73 56 53 56 73 73 76 73
WIND DIR N N N NW NW NW NW NW N SE SE SE S S S S S S S S S
WIND SPD 5 2 1 2 2 2 3 3 1 1 1 2 2 4 8 9 8 10 11 13 14
CLOUDS SC FW FW FW FW FW FW FW CL FW CL FW FW FW SC SC SC SC B1 B2 B2
POP 12HR 0 0 5 5 30
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C
TSTMS S S C
HEAT INDEX 83 83
MAX HEAT 82 83 85
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 87 73 93 71 89 66 87 65 88
TEMP 81 83 75 74 88 88 75 71 85 85 70 66 83 82 69 66 84 83
DEWPT 67 69 64 62 70 71 67 65 69 69 63 61 66 68 65 64 69 69
PWIND DIR S S SW S SW N E SE SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS B1 FW SC SC B1 SC SC B1 B1 SC SC B1 B2 B1 SC SC SC SC
POP 12HR 50 0 20 30 20 20 20 30 20
RAIN SHWRS C S C C S S S S C S
TSTMS C S C C S S S S C S
MNZ072-270900-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 81 55 85 67
TEMP 75 67 62 59 57 68 76 79 78 65 59 56 55 70 81 85 81 73 70 68 67
DEWPT 58 59 57 55 54 57 56 54 54 52 50 49 50 57 60 62 65 65 64 63 63
RH 55 75 84 87 90 68 50 42 43 63 72 77 83 63 49 46 58 76 81 84 87
WIND DIR NW W W NW NW N N N N NE SW SW S SE S S S S S S S
WIND SPD 8 3 3 3 3 5 8 8 5 2 2 1 2 5 10 12 13 14 14 16 17
WIND GUST 25
CLOUDS FW FW FW CL FW CL CL CL CL FW CL CL FW FW SC SC B1 B1 B1 B1 B1
POP 12HR 0 0 5 10 70
QPF 12HR 0 0 0 0 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L S
TSTMS C S S S
HEAT INDEX 83
MAX HEAT 80 82 86
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 86 70 90 67 87 62 84 62 87
TEMP 82 83 72 70 85 86 72 67 83 83 67 62 80 80 66 63 82 82
DEWPT 67 70 68 66 69 70 67 64 64 63 59 57 61 64 62 62 66 67
PWIND DIR S S SW SW NW W E SE SE
WIND CHAR GN GN LT LT GN LT LT LT LT
AVG CLOUDS B1 SC SC SC B1 SC SC SC B1 SC SC SC B1 B1 SC SC B1 FW
POP 12HR 20 10 10 20 10 10 20 40 20
RAIN SHWRS S S S S S C S
TSTMS S S S S S S S
MNZ081-270900-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 56 80 54 83 66
TEMP 74 66 61 58 56 70 77 79 78 65 59 56 54 72 80 83 81 72 70 67 66
DEWPT 58 58 57 54 53 56 53 52 52 53 52 50 50 56 57 60 61 63 62 61 60
RH 57 75 87 86 90 61 43 39 40 65 78 80 86 57 45 46 51 73 76 81 81
WIND DIR NW NW NW NW NW N N N N NE SW N S S S S S S S S S
WIND SPD 8 3 2 2 2 4 6 6 3 2 1 0 0 4 9 11 9 13 14 16 18
WIND GUST 26
CLOUDS FW CL FW FW FW CL CL CL CL CL FW CL FW FW SC SC SC B1 B1 B2 B2
POP 12HR 0 0 0 5 50
QPF 12HR 0 0 0 0 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C
TSTMS S S C S C
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 85 71 91 68 87 62 84 63 86
TEMP 80 82 75 72 87 86 73 68 83 83 68 63 80 81 67 64 83 83
DEWPT 63 67 66 65 66 68 68 65 63 62 60 58 59 61 62 63 64 65
PWIND DIR S S SW SW W W SW SE SE
WIND CHAR BZ GN GN LT LT LT LT LT LT
AVG CLOUDS B1 SC SC SC B2 SC SC SC B1 SC SC SC B1 B1 SC SC B1 FW
POP 12HR 30 10 10 20 10 10 20 30 20
RAIN SHWRS C S S S C S
TSTMS C S S C S
MNZ089-270900-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 80 55 82 66
TEMP 74 65 61 58 57 70 76 79 77 64 59 56 55 70 79 82 79 70 68 67 66
DEWPT 58 58 56 54 53 57 55 53 54 54 53 51 51 58 61 62 64 64 63 61 60
RH 57 78 84 86 86 63 48 41 45 70 80 83 86 66 54 51 60 81 84 81 81
WIND DIR N NW NW NW NW N N N NE E E SE S S S S S S S S S
WIND SPD 8 2 3 3 3 4 4 5 4 3 2 2 3 6 10 12 11 14 16 17 20
CLOUDS SC FW CL FW FW CL CL CL CL CL CL CL FW FW SC SC SC SC B1 B2 B2
POP 12HR 0 0 5 5 50
QPF 12HR 0 0 0 0 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C
TSTMS S C S C
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 84 71 90 67 86 62 83 63 86
TEMP 79 82 74 72 85 86 73 68 82 81 67 63 79 79 67 64 82 81
DEWPT 65 68 67 65 67 69 68 64 64 63 60 58 61 63 63 63 65 66
PWIND DIR S S SW S W NW SE SE S
WIND CHAR BZ GN GN LT GN LT LT LT GN
AVG CLOUDS B1 SC FW SC B1 SC SC SC B1 SC SC SC B1 B1 SC SC B1 FW
POP 12HR 30 5 10 20 10 10 20 30 20
RAIN SHWRS C S S S C S
TSTMS S S S C S
SDZ040-270900-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 54 82 56 86 66
TEMP 74 66 61 56 54 70 78 81 80 66 59 57 56 71 82 85 82 73 69 67 66
DEWPT 58 57 55 54 52 55 53 52 52 51 49 49 50 57 61 62 64 64 64 63 62
RH 57 73 81 93 93 59 42 37 38 58 69 75 80 61 49 46 55 73 84 87 87
WIND DIR N N NW N N N N N NE E E SE SE S S S S S S S S
WIND SPD 8 3 3 2 2 3 6 5 5 6 4 4 5 11 14 16 17 19 18 19 19
WIND GUST 25 27 28 32 28 31 33
CLOUDS SC FW FW FW FW CL CL CL CL CL CL FW SC SC SC B1 SC B1 B1 B2 B1
POP 12HR 0 0 5 20 70
QPF 12HR 0 0 0 0 0.26
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L
TSTMS S C S S S
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 88 69 91 64 86 60 83 61 86
TEMP 82 83 71 70 86 86 69 65 82 82 64 61 80 80 64 62 82 82
DEWPT 66 69 66 65 67 68 65 62 60 59 57 55 59 62 61 61 65 66
PWIND DIR S S SW NE NW N S SE S
WIND CHAR BZ GN GN LT GN LT LT LT GN
AVG CLOUDS SC SC SC SC B1 SC SC SC B1 SC FW SC B1 SC SC SC B1 FW
POP 12HR 10 5 10 10 10 10 20 40 20
RAIN SHWRS S S C C S S
TSTMS S S C S S
SDZ050-270900-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 84 63 89 71
TEMP 77 68 64 60 58 71 79 83 82 71 66 64 63 72 84 89 86 77 75 73 71
DEWPT 53 52 51 51 51 55 55 56 57 57 58 59 60 63 64 64 65 65 64 62 61
RH 43 57 63 72 77 57 44 40 43 61 75 84 90 73 51 44 50 67 69 68 71
WIND DIR N NE E S S SE SE SE SE SE SE S S S S S S S S S SW
WIND SPD 5 3 2 2 2 4 8 8 8 9 9 10 12 18 24 26 24 24 21 20 18
WIND GUST 29 35 39 37 36 34 31
CLOUDS CL CL CL FW FW CL FW FW SC FW SC SC B2 SC SC FW SC SC B1 B1 B1
POP 12HR 0 5 20 5 20
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S
TSTMS S S S
HEAT INDEX 88
MAX HEAT 80 83 86 90 85
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 93 69 89 66 84 63 84 64 87
TEMP 88 86 74 69 84 86 71 66 80 82 67 63 79 81 68 65 83 83
DEWPT 64 65 63 62 64 63 62 58 55 55 55 55 59 62 61 61 63 62
PWIND DIR SW SW W SW NW SE S S S
WIND CHAR GN GN GN GN GN LT GN GN GN
AVG CLOUDS SC FW SC B1 B1 SC SC SC B1 SC SC B1 B2 SC FW SC B1 SC
POP 12HR 0 20 10 10 10 20 20 20 10
RAIN SHWRS S S S S S S
TSTMS S S S S S S
SDZ057-270900-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 85 63 91 70
TEMP 78 69 63 60 58 70 80 84 83 72 67 65 64 74 85 91 87 77 74 72 70
DEWPT 52 55 55 55 55 57 55 54 55 56 56 58 61 64 65 64 65 66 66 65 64
RH 40 61 75 84 90 63 42 36 38 57 68 78 90 71 51 41 48 69 76 79 81
WIND DIR N NE E SE E SE E E E E SE SE SE SE S S S SE S S S
WIND SPD 6 4 2 2 2 3 6 6 9 9 9 10 11 16 19 21 19 20 18 12 9
WIND GUST 29 32 29 32 28
CLOUDS CL CL CL CL FW CL FW SC FW FW SC FW B2 SC SC SC SC B1 B1 B1 B1
POP 12HR 0 0 10 10 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S
TSTMS C C S
HEAT INDEX 87 89
MAX HEAT 80 80 84 80 87 93 86
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 93 69 90 65 85 62 85 64 88
TEMP 88 87 73 69 85 86 71 66 80 82 67 64 80 82 68 66 84 85
DEWPT 65 65 66 65 65 63 64 60 55 54 57 58 59 60 63 62 63 61
PWIND DIR SW S NW N NW E SE SE SE
WIND CHAR GN GN GN GN GN LT GN GN GN
AVG CLOUDS SC SC SC B1 B1 SC SC SC B1 SC SC B1 B1 SC SC SC B1 SC
POP 12HR 0 10 5 20 10 20 20 30 10
RAIN SHWRS S S S S C S
TSTMS S S S S S S
SDZ038-270900-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 55 85 61 89 68
TEMP 77 68 63 58 55 69 79 83 82 69 64 62 61 72 83 88 85 75 72 70 68
DEWPT 58 58 58 56 55 56 55 52 52 53 53 53 55 60 63 63 65 66 66 65 64
RH 52 70 84 93100 63 44 34 35 57 67 72 81 66 51 43 51 74 81 84 87
WIND DIR N NE NW N N NE N N NE E E SE SE SE S S SE S S S SE
WIND SPD 6 4 2 3 2 3 4 4 5 6 8 9 10 14 18 19 19 20 16 16 14
WIND GUST 28 29 29 32 26
CLOUDS FW FW FW FW FW FW CL FW FW FW SC FW B1 B1 B1 SC SC SC B1 B1 B1
POP 12HR 0 0 10 30 70
QPF 12HR 0 0 0 0.14 0.13
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L C C
TSTMS S C S S
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 91 68 90 65 86 62 84 62 88
TEMP 85 85 72 69 85 85 70 65 81 82 66 62 79 81 67 63 83 84
DEWPT 67 68 67 66 67 66 65 62 57 56 56 56 59 61 62 62 64 64
PWIND DIR S E NW N NW NE SE SE SE
WIND CHAR GN GN GN LT GN LT GN LT GN
AVG CLOUDS SC FW SC B1 B1 SC SC SC B1 SC FW B1 B1 SC SC SC SC SC
POP 12HR 0 10 10 10 10 10 20 30 10
RAIN SHWRS S S S C
TSTMS S S C
SDZ059-270900-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 56 87 61 90 70
TEMP 77 69 64 59 56 71 81 85 83 70 65 63 61 73 85 90 86 75 72 71 70
DEWPT 59 58 58 57 55 58 55 53 54 54 54 56 57 62 64 64 65 66 66 64 63
RH 54 68 81 93 96 63 41 33 37 57 68 78 87 68 50 42 50 74 81 79 78
WIND DIR N NE NW NW N NE N N NE E SE SE SE SE S S SE S S S S
WIND SPD 8 4 2 2 2 3 4 4 5 6 8 9 10 14 19 20 21 21 18 18 18
WIND GUST 29 32 34 33 28 28
CLOUDS FW FW FW FW FW CL FW FW FW SC FW FW B1 SC B1 SC SC SC B1 B1 B1
POP 12HR 0 0 10 20 60
QPF 12HR 0 0 0 0.04 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L C C
TSTMS S C C S
HEAT INDEX 88
MAX HEAT 81 81 85 81 87 92 86
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 94 70 93 67 88 63 86 64 90
TEMP 87 87 73 71 87 88 72 67 83 84 67 63 81 82 67 64 85 85
DEWPT 66 68 67 65 67 66 66 62 58 57 57 57 60 62 63 63 65 65
PWIND DIR S S W N NW NE SE SE SE
WIND CHAR GN GN GN GN GN LT GN LT GN
AVG CLOUDS SC SC SC SC B1 SC SC SC B1 SC SC SC B1 SC SC SC SC SC
POP 12HR 5 10 10 10 10 10 20 30 20
RAIN SHWRS S S S C S
TSTMS S S S C S
SDZ062-270900-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 85 59 86 68
TEMP 77 69 64 60 58 72 80 83 82 69 63 60 60 72 83 86 83 74 71 70 68
DEWPT 58 57 56 55 55 57 54 53 52 53 54 53 54 60 62 64 64 65 64 63 62
RH 52 66 75 84 90 59 41 36 35 57 72 78 81 66 49 48 53 74 79 78 81
WIND DIR N NW NW N N N N N NE E E E SE S S S S S S S S
WIND SPD 10 3 2 2 2 2 4 5 4 4 4 4 4 9 14 16 16 17 16 17 17
WIND GUST 27 26 28 26 27 28
CLOUDS SC FW CL CL FW CL CL CL FW FW FW FW SC B1 SC SC SC SC B1 B1 B2
POP 12HR 0 0 10 20 70
QPF 12HR 0 0 0 0 0.18
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L
TSTMS C S C S
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 89 72 93 68 88 64 86 65 88
TEMP 84 85 75 73 89 88 74 69 84 84 69 64 82 82 69 66 85 84
DEWPT 66 68 67 65 67 68 67 64 62 60 59 58 61 62 63 63 65 66
PWIND DIR S S SW S NW N SE SE SE
WIND CHAR BZ GN GN LT GN LT LT LT GN
AVG CLOUDS B1 FW FW SC B2 SC SC SC B1 SC FW SC B2 B1 SC SC B1 FW
POP 12HR 10 5 10 10 5 10 20 30 20
RAIN SHWRS S S S C S
TSTMS S S C S
SDZ070-270900-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 84 61 86 69
TEMP 78 69 64 60 58 71 80 83 81 69 65 62 61 73 83 86 83 74 73 71 69
DEWPT 59 59 58 56 55 62 62 61 63 62 61 58 59 65 67 67 68 66 65 62 61
RH 52 70 81 87 90 73 54 47 54 78 87 87 93 76 59 53 61 76 76 73 76
WIND DIR N NW NW NW NW NW N N E SE SE SE SE S S S S S S S S
WIND SPD 6 3 2 1 2 2 3 3 4 4 4 4 5 9 16 16 16 17 18 18 17
WIND GUST 26 27 29 28
CLOUDS FW CL CL CL FW CL CL CL FW FW FW SC SC SC SC SC SC SC B2 B1 B1
POP 12HR 0 0 10 10 60
QPF 12HR 0 0 0 0 0.12
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L
TSTMS C C C S
HEAT INDEX 86 89 86
MAX HEAT 83 82 85 86 89 83
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 90 73 93 69 89 65 86 66 89
TEMP 85 85 77 73 88 88 75 70 85 84 71 65 82 82 70 67 85 84
DEWPT 69 72 68 65 71 73 68 65 67 66 63 61 67 69 67 65 70 70
PWIND DIR S S SW SW W NE SE SE SE
WIND CHAR BZ GN GN LT LT LT LT LT GN
AVG CLOUDS SC SC SC B1 B1 SC SC SC B2 SC SC B1 B2 B1 SC B1 SC FW
POP 12HR 10 10 10 20 10 20 20 30 20
RAIN SHWRS S S S S S C S
TSTMS S S S S S C S
SDZ069-270900-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
518 PM CDT WED AUG 26 2026
DATE 08/26/26 THU 08/27/26 FRI 08/28/26 SAT
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 86 62 88 70
TEMP 78 70 65 60 58 71 81 84 83 70 66 63 62 73 83 87 84 75 73 72 70
DEWPT 57 58 57 55 54 59 58 56 59 60 59 59 59 64 66 66 67 67 65 63 62
RH 48 66 75 84 86 66 46 38 44 71 78 87 90 73 57 50 57 76 76 73 76
WIND DIR N N NW NW NW N N N NE SE SE SE SE S S S S SE S S S
WIND SPD 8 3 2 2 2 2 3 4 4 4 4 5 6 11 17 19 17 18 17 17 16
WIND GUST 27 28 27 28 27
CLOUDS CL CL FW CL FW CL CL FW FW FW FW SC SC SC SC SC SC SC B2 B1 B1
POP 12HR 0 0 10 20 60
QPF 12HR 0 0 0 0 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L
TSTMS C C C S
HEAT INDEX 85 89 87
MAX HEAT 81 81 85 81 86 90 84
DATE 08/29 SUN 08/30/26 MON 08/31/26 TUE 09/01/26 WED 09/02/26
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 92 73 93 69 89 65 87 65 90
TEMP 86 86 77 73 88 89 75 70 85 85 71 66 82 83 70 66 85 85
DEWPT 68 71 67 64 68 70 67 64 62 61 60 60 64 67 66 64 67 68
PWIND DIR S S SW S NW NE SE SE SE
WIND CHAR BZ GN GN LT GN LT LT LT GN
AVG CLOUDS SC SC SC B1 B1 SC SC SC B2 SC SC B1 B2 SC SC SC SC SC
POP 12HR 5 10 10 20 10 20 20 30 20
RAIN SHWRS S S S S C C S
TSTMS S S S S S C S
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