100
FOUS53 KFSD 251848
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
148 PM CDT TUE AUG 25 2026
IAZ012-252100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 86 59 81 55 81
TEMP 86 81 70 66 61 59 71 76 79 78 67 62 57 55 70 78 81 78
DEWPT 66 64 61 58 58 57 63 63 63 64 60 57 55 53 61 60 58 61
RH 51 56 73 75 90 93 76 64 58 62 78 84 93 93 73 54 46 56
WIND DIR W W W NW NW NW NW NW NW N N N N N N N NW W
WIND SPD 9 6 6 4 4 5 9 13 11 6 3 2 1 1 1 2 1 2
CLOUDS FW SC FW CL FW FW CL CL CL FW FW CL FW FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 88
MAX HEAT 85 88 81 82
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 54 82 64 84 68 85 65 83
TEMP 61 55 79 79 68 65 79 81 71 68 82 82 69 65 81 81
DEWPT 55 52 64 66 61 60 69 71 67 64 70 71 65 62 66 67
PWIND DIR SE S S S S S S NW
WIND CHAR LT GN GN BZ GN GN LT LT
AVG CLOUDS FW FW FW SC B1 B2 B2 SC SC SC B2 SC SC SC B1 SC
POP 12HR 5 5 50 20 20 5 10 5
RAIN SHWRS C C S S
TSTMS S C S S
IAZ031-252100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 61 82 57 82
TEMP 87 83 73 68 63 61 72 78 81 80 69 64 59 57 70 79 82 80
DEWPT 69 68 64 61 59 57 62 62 62 64 60 58 56 54 61 61 60 63
RH 55 61 73 78 87 87 71 58 53 58 73 81 90 90 73 54 47 56
WIND DIR W W W NW NW NW NW NW NW NW NW NW NW NW N N NW SE
WIND SPD 6 6 6 4 5 5 9 12 11 5 4 2 1 2 1 2 3 2
CLOUDS FW SC SC FW CL FW CL CL CL CL FW FW CL FW FW CL CL CL
POP 12HR 5 5 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 91 86 82
MAX HEAT 86 91 82 83 81 83
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 58 84 65 87 69 88 67 85
TEMP 63 58 81 80 70 65 82 84 74 70 84 85 73 67 83 82
DEWPT 57 54 64 66 61 60 67 70 66 63 69 71 66 62 67 69
PWIND DIR SE S SE S S S S N
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS FW FW FW SC SC B2 B2 SC SC SC B2 B1 SC SC B1 SC
POP 12HR 0 5 50 20 20 5 5 10
RAIN SHWRS S C S S
TSTMS S C S S
IAZ014-252100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 59 81 54 81
TEMP 85 82 71 66 61 59 72 77 79 78 65 60 56 54 72 78 81 78
DEWPT 67 63 61 57 56 55 62 62 61 60 58 55 53 52 59 57 57 57
RH 55 53 71 73 84 87 71 60 54 54 78 84 90 93 64 48 44 48
WIND DIR W W W W W NW NW NW NW N N NW NW NW N N N N
WIND SPD 11 9 8 6 6 6 11 14 13 8 4 3 3 3 3 5 5 3
CLOUDS FW SC FW CL FW FW CL CL FW CL FW CL FW FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
HEAT INDEX 88
MAX HEAT 88 81 81
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 84 63 84 68 87 64 84
TEMP 58 52 81 79 67 64 80 81 71 68 82 82 69 64 81 81
DEWPT 52 49 58 60 58 58 65 67 64 63 68 69 64 60 64 64
PWIND DIR E S S S S SW SW W
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS CL FW FW SC B1 B2 B2 SC SC SC B2 SC SC SC B1 SC
POP 12HR 0 5 40 30 20 5 10 5
RAIN SHWRS S C C S S
TSTMS S S S S S
IAZ022-252100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 60 81 56 81
TEMP 83 81 72 67 63 60 72 77 79 77 66 62 58 56 71 78 80 78
DEWPT 70 68 63 60 59 58 64 64 63 63 60 58 56 54 61 60 58 62
RH 65 65 73 78 87 93 76 64 58 62 81 87 93 93 71 54 47 58
WIND DIR W W W NW NW NW NW NW NW N N NW NW NW N N NW NW
WIND SPD 9 6 6 5 5 5 8 12 11 4 3 3 3 3 2 3 3 1
CLOUDS FW FW SC FW FW FW CL FW FW CL SC CL FW FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SPRINKLES
HEAT INDEX 87 84
MAX HEAT 88 81 82
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 55 83 64 85 70 87 66 85
TEMP 61 55 80 78 67 64 80 81 72 70 83 83 70 67 82 81
DEWPT 55 53 62 64 59 59 67 69 64 62 69 71 65 62 66 67
PWIND DIR SE S S S S SW S SW
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS CL FW FW SC B1 B2 B2 SC FW SC B1 SC SC B1 B1 SC
POP 12HR 0 5 40 30 20 5 10 10
RAIN SHWRS C C S
TSTMS S S S
MNZ072-252100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 86 62 80 56 81
TEMP 86 81 72 68 64 62 70 75 79 78 67 61 58 56 69 78 81 78
DEWPT 58 60 60 59 58 58 61 60 58 58 58 56 55 54 57 56 53 53
RH 39 49 66 73 81 87 73 60 49 50 73 84 90 93 66 47 38 42
WIND DIR W NW NW W W NW NW NW NW N NW W W NW N N N N
WIND SPD 16 13 10 9 9 10 16 17 14 11 4 3 3 3 4 8 8 5
CLOUDS CL FW CL CL CL FW SC SC FW CL FW FW CL FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 83 64 84 66 85 63 83
TEMP 59 53 80 79 67 64 80 81 69 66 81 81 67 63 79 79
DEWPT 51 51 57 60 62 62 66 68 67 65 68 68 64 60 61 61
PWIND DIR SE S S S S W SW NW
WIND CHAR LT LT GN GN GN GN LT GN
AVG CLOUDS CL FW FW SC B1 B1 B2 SC SC SC B2 SC SC SC B1 FW
POP 12HR 0 5 50 20 30 10 10 5
RAIN SHWRS C C S C S
TSTMS S S S S S
MNZ081-252100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 86 61 79 54 80
TEMP 86 81 72 67 63 61 71 75 79 77 67 61 56 54 70 77 80 78
DEWPT 59 58 58 58 57 57 59 58 57 57 57 56 54 54 56 53 52 52
RH 40 46 61 73 81 87 66 55 47 50 70 84 93100 61 43 38 40
WIND DIR W W W W NW NW NW NW NW N NW NW NW NW N N N N
WIND SPD 12 11 9 8 6 8 13 16 14 9 4 3 3 3 4 6 6 3
CLOUDS FW FW CL CL CL FW FW FW FW FW CL CL FW FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 82 63 83 66 85 63 83
TEMP 59 52 79 78 66 63 78 80 70 67 82 81 69 64 80 79
DEWPT 50 50 53 57 60 60 63 65 66 64 65 66 65 61 60 60
PWIND DIR SE S S S S SW SW NW
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS CL FW FW SC B1 B1 B2 SC SC SC B2 SC SC SC B1 SC
POP 12HR 0 5 50 30 30 10 20 5
RAIN SHWRS C C C S C S S
TSTMS S S S C S S
MNZ089-252100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 59 79 55 80
TEMP 85 79 70 66 61 59 70 75 78 77 65 60 56 55 70 77 80 77
DEWPT 61 60 58 58 57 56 59 59 57 57 58 56 54 53 56 54 52 54
RH 45 52 66 75 87 90 68 58 48 50 78 87 93 93 61 45 38 45
WIND DIR W W W NW NW NW NW NW N N NW NW NW NW N N N NE
WIND SPD 13 11 10 8 8 8 12 14 13 10 4 3 3 3 3 5 4 4
CLOUDS FW FW CL CL CL FW FW FW FW FW FW FW CL FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
SPRINKLES
TSTMS
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 81 63 83 66 84 63 82
TEMP 58 53 78 77 66 64 78 79 70 67 80 81 68 64 79 79
DEWPT 51 50 57 60 60 60 64 67 66 64 66 67 65 60 61 61
PWIND DIR E S S S S SW SW NW
WIND CHAR LT LT GN BZ GN GN LT LT
AVG CLOUDS CL FW FW SC B1 B2 B2 SC SC SC B1 SC SC SC B1 SC
POP 12HR 0 5 50 20 30 5 10 5
RAIN SHWRS C C S C
TSTMS S S S C
SDZ040-252100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 58 80 52 81
TEMP 83 79 69 64 60 58 68 76 79 78 66 60 55 52 69 78 81 78
DEWPT 58 59 60 58 57 56 60 59 58 58 57 55 54 52 57 55 53 55
RH 43 50 73 81 90 93 76 56 49 50 73 84 96100 66 45 38 45
WIND DIR W NW NW NW NW NW NW NW NW N N NW N N NE N N NE
WIND SPD 16 12 9 6 8 8 13 16 14 10 4 3 2 2 3 5 4 4
WIND GUST 27 23 26
CLOUDS FW CL CL CL FW FW FW FW SC FW SC FW FW FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 83 62 85 64 85 60 83
TEMP 58 53 80 79 66 63 80 82 68 65 81 82 65 61 79 80
DEWPT 51 49 57 62 61 61 66 68 66 64 67 67 62 59 60 61
PWIND DIR E S S S S SW SW NW
WIND CHAR LT GN BZ BZ GN GN LT GN
AVG CLOUDS CL FW SC B1 B1 B1 B1 SC SC SC B2 SC SC SC B1 FW
POP 12HR 0 10 50 10 30 10 10 5
RAIN SHWRS C C C
TSTMS C S C
SDZ050-252100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 80 57 82
TEMP 84 81 71 66 62 59 68 73 78 79 67 63 59 57 68 75 80 80
DEWPT 55 57 56 54 55 53 57 57 56 58 57 55 54 52 57 57 58 60
RH 37 44 59 65 78 80 68 57 47 49 70 75 83 83 68 54 47 51
WIND DIR NW NW W NW NW NW NW NW N N N SW SW SW S SE SE SE
WIND SPD 10 8 8 9 6 8 10 12 12 6 3 2 2 3 4 6 6 5
CLOUDS SC SC CL FW FW FW CL CL SC SC FW SC FW FW FW CL FW FW
POP 12HR 10 0 0 0 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 62 85 67 89 66 85 63 82
TEMP 65 62 78 82 71 67 83 86 70 66 79 81 68 63 76 79
DEWPT 59 58 65 67 64 62 67 68 66 63 66 65 62 58 60 61
PWIND DIR SE S S SW W NW N NE
WIND CHAR LT BZ BZ GN GN GN LT GN
AVG CLOUDS FW SC SC SC SC B1 B1 SC SC B1 B2 SC SC B1 B1 SC
POP 12HR 10 10 30 5 20 5 5 5
RAIN SHWRS C S S
TSTMS C S S
SDZ057-252100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 81 57 83
TEMP 85 83 71 65 62 60 69 75 79 80 68 62 59 57 68 77 82 81
DEWPT 54 56 56 56 58 57 58 57 56 57 59 58 57 56 58 56 55 58
RH 35 40 59 73 87 90 68 54 45 45 73 87 93 96 70 48 40 46
WIND DIR NW NW NW NW W NW NW NW NW N NE SE SE SE SE SE SE SE
WIND SPD 11 8 6 5 4 5 8 12 11 6 3 2 2 1 2 5 6 6
CLOUDS SC CL FW CL CL FW CL CL FW FW FW FW CL FW CL CL FW FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 62 87 67 89 65 85 62 82
TEMP 65 62 80 83 71 68 84 86 70 66 79 82 67 63 77 80
DEWPT 56 58 65 67 66 64 67 68 68 66 66 64 63 60 59 60
PWIND DIR SE SE SE SW N NW N NE
WIND CHAR GN BZ BZ GN LT GN LT GN
AVG CLOUDS FW SC B1 SC SC B1 B1 SC SC B1 B1 SC SC B1 B1 FW
POP 12HR 10 10 30 5 20 10 5 5
RAIN SHWRS C S
TSTMS C S
SDZ038-252100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 59 82 54 83
TEMP 85 82 70 65 61 59 69 77 80 79 67 62 57 54 68 79 82 80
DEWPT 56 57 58 58 56 55 59 60 58 59 59 58 56 54 57 57 55 57
RH 37 43 66 78 84 87 70 56 47 50 75 87 96100 68 47 40 45
WIND DIR NW NW NW NW NW NW NW NW N N N NW N E E NE N NE
WIND SPD 16 12 8 6 8 8 12 13 11 9 3 3 2 2 2 4 4 4
WIND GUST 26
CLOUDS FW CL FW CL FW FW FW FW FW FW FW FW FW FW CL CL CL FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 58 86 66 88 65 86 60 82
TEMP 62 58 81 82 69 66 83 84 68 65 81 82 66 61 78 79
DEWPT 55 52 61 66 65 64 67 69 68 65 67 66 63 59 60 61
PWIND DIR E SE SE S E NW W NW
WIND CHAR LT BZ BZ GN LT GN LT GN
AVG CLOUDS FW SC B1 B1 B1 B1 B1 SC SC B1 B1 SC SC SC B1 FW
POP 12HR 5 10 40 5 20 5 5 5
RAIN SHWRS C S S
TSTMS C S S
SDZ059-252100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 59 84 54 85
TEMP 87 83 71 65 61 59 71 77 82 81 68 62 57 54 70 80 84 82
DEWPT 57 59 59 58 57 55 59 59 58 60 60 59 57 54 58 56 54 56
RH 36 44 66 78 87 87 66 54 44 49 76 90100100 66 44 36 41
WIND DIR NW W NW NW NW NW NW NW N N N N NW NE E NE N NE
WIND SPD 13 10 8 6 8 8 12 14 13 10 4 3 2 2 2 4 5 5
CLOUDS SC FW FW CL FW FW CL CL FW FW FW CL SC FW CL CL CL FW
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 57 87 66 90 66 87 62 85
TEMP 63 58 82 83 68 66 84 87 70 66 82 84 68 63 81 81
DEWPT 55 53 62 66 65 63 67 69 68 66 67 67 64 61 61 62
PWIND DIR SE S SE S S W NW NW
WIND CHAR LT BZ BZ BZ GN GN LT GN
AVG CLOUDS FW FW SC B1 B1 B1 B1 SC SC B1 B1 SC SC SC B1 FW
POP 12HR 5 10 40 5 20 5 5 5
RAIN SHWRS C C S
TSTMS C C S
SDZ062-252100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 61 82 56 83
TEMP 87 82 72 67 63 61 72 77 81 80 68 63 58 56 72 80 83 81
DEWPT 57 59 58 58 57 56 60 59 59 59 58 57 55 54 57 55 54 54
RH 36 46 61 73 81 84 66 54 47 49 70 81 90 93 59 42 37 39
WIND DIR NW W W NW NW NW NW NW NW N N N N N NE N N NE
WIND SPD 12 11 8 5 6 6 11 14 13 10 4 3 2 2 2 4 4 4
CLOUDS FW FW FW CL CL FW CL FW FW FW FW CL CL FW CL CL CL CL
POP 12HR 0 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 56 85 65 86 68 87 64 85
TEMP 62 57 81 81 68 65 82 83 72 68 83 83 69 65 82 82
DEWPT 53 51 58 63 62 62 65 68 67 65 67 67 65 61 60 61
PWIND DIR E S S S S S S NW
WIND CHAR LT GN GN BZ GN GN LT LT
AVG CLOUDS FW FW SC B1 SC B1 B2 SC FW SC B2 SC SC SC B1 SC
POP 12HR 5 10 50 20 20 5 10 5
RAIN SHWRS C C S S
TSTMS C S S
SDZ070-252100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 61 83 57 83
TEMP 87 83 73 68 63 61 72 79 81 80 69 64 59 57 70 80 82 80
DEWPT 66 65 62 60 59 58 62 61 62 63 60 59 57 56 62 61 61 64
RH 50 55 68 76 87 90 71 54 53 56 73 84 93 96 76 52 49 58
WIND DIR NW W W NW W NW NW NW NW N NW NW NW NW N NW W SE
WIND SPD 9 6 8 5 5 6 10 14 13 8 4 2 2 2 2 3 3 4
CLOUDS FW SC FW CL CL FW CL CL CL FW FW FW CL FW CL CL CL CL
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
HEAT INDEX 90 82
MAX HEAT 90 91 81 84 81 84
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 58 84 66 87 69 88 66 85
TEMP 63 59 81 81 70 66 82 84 74 69 84 84 71 66 82 82
DEWPT 59 56 65 68 64 62 69 72 68 65 71 72 66 63 67 68
PWIND DIR SE S SE S S S S N
WIND CHAR LT GN GN BZ GN GN LT LT
AVG CLOUDS FW FW FW SC SC B1 B1 SC SC SC B2 B1 SC B1 B1 SC
POP 12HR 5 10 50 20 20 5 10 5
RAIN SHWRS C C S S
TSTMS C C S S
SDZ069-252100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
148 PM CDT TUE AUG 25 2026
DATE TUE 08/25/26 WED 08/26/26 THU 08/27/26
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 61 84 57 84
TEMP 87 83 73 68 63 61 71 78 82 81 70 64 59 57 70 80 83 82
DEWPT 62 62 60 59 58 57 60 60 59 60 60 59 57 55 60 58 56 59
RH 43 49 64 73 84 87 68 54 46 49 71 84 93 93 71 47 40 46
WIND DIR NW W W NW NW NW NW NW NW N N NW NW W N SE W S
WIND SPD 10 8 6 6 6 6 11 14 13 9 4 3 2 2 2 3 4 4
CLOUDS SC SC FW FW CL FW CL CL CL FW FW FW CL FW CL CL CL FW
POP 12HR 10 0 0 0 0
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
DATE FRI 08/28/26 SAT 08/29/26 SUN 08/30/26 MON 08/31/26
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 59 86 67 89 69 89 65 86
TEMP 65 60 81 82 71 67 83 86 73 69 84 85 71 66 82 83
DEWPT 58 56 64 67 64 62 68 72 68 65 68 69 66 62 63 64
PWIND DIR SE S SE S S SW SW N
WIND CHAR LT GN GN BZ GN GN LT LT
AVG CLOUDS FW FW SC B1 B1 B1 B1 SC SC SC B2 SC SC B1 B1 SC
POP 12HR 5 10 50 20 20 5 10 5
RAIN SHWRS C C S S
TSTMS C C S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page