822
FOUS53 KFSD 121238
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
738 AM CDT WED AUG 12 2026
IAZ012-122100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 65 77 62 75
TEMP 76 81 83 82 73 71 67 67 71 73 75 74 69 67 65 63 70 73 75 75
DEWPT 73 75 76 76 72 70 67 66 71 73 75 73 69 67 65 63 70 73 75 74
RH 90 82 80 82 97 97100 97100100100 97100100100100100100100 97
WIND DIR NE E E E E E E E E E E E E E E E E E E E
WIND SPD 9 9 8 8 9 6 6 9 10 11 11 12 10 9 9 11 13 13 10 10
CLOUDS SC SC SC SC B1 OV OV OV B2 B1 B2 B1 B2 B2 B2 OV B2 B2 OV B2
POP 12HR 20 60 50 40 50
QPF 12HR 0.01 0.88 0.16 0.09 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S C C C C C C C
TSTMS C C S S S S S S S C
OBVIS K K K K K
HEAT INDEX 87 91 89
MAX HEAT 89 94 87
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 78 60 73 55 74 58 77
TEMP 69 67 76 76 67 63 70 71 61 58 71 72 63 61 74 75
DEWPT 69 67 76 75 67 63 70 70 61 58 69 70 63 61 73 73
PWIND DIR E N N N NE S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 OV B2 B2 B2 OV B1 SC SC B1 SC SC SC B2 B1
POP 12HR 50 60 50 20 5 10 30 20
RAIN SHWRS C C C L C S S S C S
TSTMS C C C C C S S
IAZ031-122100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 88 66 78 64 79
TEMP 78 85 87 85 77 72 69 68 71 75 77 77 72 69 67 65 71 75 78 79
DEWPT 72 75 75 76 73 72 69 68 71 74 74 73 71 69 67 65 71 75 77 76
RH 82 72 68 75 87100100100100 97 90 87 97100100100100100 97 91
WIND DIR NE NE E E E E E NE E E E E E E E E E E E E
WIND SPD 8 9 9 9 10 8 6 6 8 10 11 11 11 8 8 8 10 11 9 8
CLOUDS SC B1 SC SC SC B2 OV OV B2 B2 B1 B1 B1 B2 B2 OV OV OV B2 B1
POP 12HR 30 70 60 60 50
QPF 12HR 0.03 1.03 0.10 0.12 0.05
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L S C C L L C C C
TSTMS C S S S C C C C S S C
OBVIS K K K K PF
HEAT INDEX 93 97 95
MAX HEAT 95 98 93 87
SVR TSTORM
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 65 81 62 76 57 75 59 79
TEMP 71 69 78 78 69 66 73 74 64 60 73 74 65 63 76 77
DEWPT 71 69 77 76 69 66 71 70 64 60 69 70 65 63 73 73
PWIND DIR E N N N NE SE SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B1 B2 OV B2 B2 B2 OV B1 SC SC B2 SC SC SC B2 SC
POP 12HR 50 60 50 20 5 10 20 20
RAIN SHWRS C C C L C C S S S S
TSTMS C C C C C S S S S S
IAZ014-122100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 65 78 62 77
TEMP 76 81 83 82 73 69 67 65 70 73 76 75 69 66 64 63 69 73 76 74
DEWPT 72 73 74 73 71 69 67 65 69 71 72 70 68 66 64 63 68 71 74 73
RH 87 77 74 74 93100100100 97 93 87 84 97100100100 97 93 94 97
WIND DIR NE NE E E E E E E E E E E E E E E E E E E
WIND SPD 9 10 9 8 8 6 6 6 9 11 12 11 10 9 10 11 13 14 12 11
CLOUDS SC SC SC SC SC B2 OV OV B2 B1 B1 SC B2 B2 B2 OV B2 B2 B2 B2
POP 12HR 40 60 60 40 50
QPF 12HR 0.01 0.47 0.28 0.05 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S S S S C C C C C C L
TSTMS S C S S S S S S S S C
OBVIS K K K K
HEAT INDEX 86 89 87
MAX HEAT 86 91 84
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 80 60 74 54 76 56 78
TEMP 67 68 77 76 66 63 72 72 59 57 73 73 62 60 74 75
DEWPT 67 68 75 74 66 63 68 67 59 57 65 67 62 60 70 70
PWIND DIR SE W N N N SW S SW
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B2 B2 B2 B1 SC SC SC SC SC SC B2 B1
POP 12HR 60 60 50 20 5 10 20 20
RAIN SHWRS L C C L C S S S S
TSTMS C C S C C S S
IAZ022-122100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 66 78 63 78
TEMP 77 82 84 82 73 71 68 67 71 74 76 75 70 67 66 64 70 74 77 76
DEWPT 73 74 75 75 73 71 68 67 71 73 74 72 69 67 66 64 70 73 76 75
RH 87 77 74 79100100100100100 97 94 90 97100100100100 97 97 97
WIND DIR NE E E E E E E E E E E E E E E E E E E E
WIND SPD 9 10 9 8 8 6 8 8 9 10 11 11 11 10 10 11 13 14 12 10
CLOUDS B1 SC SC SC B1 B2 OV OV B2 B2 B2 B1 B2 OV B2 OV OV OV B2 B2
POP 12HR 50 60 70 60 40
QPF 12HR 0.04 1.17 0.19 0.15 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S C S S L L C C S S C
TSTMS S C S S S C S S C C S S S C
OBVIS K K K K PF
HEAT INDEX 88 92 89
MAX HEAT 90 94 85
SVR TSTORM
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 66 81 63 75 57 75 58 79
TEMP 70 67 78 77 68 65 72 71 62 59 72 72 63 61 75 76
DEWPT 70 67 76 75 68 65 71 70 62 59 68 69 63 61 71 71
PWIND DIR E SW N N NE E S S
WIND CHAR GN LT LT LT LT LT LT LT
AVG CLOUDS B2 OV B2 B1 B1 B2 B2 B1 SC SC B1 SC SC SC B2 B1
POP 12HR 50 60 50 20 5 10 20 20
RAIN SHWRS C C C L C C S S S
TSTMS C C S C C C S S
MNZ072-122100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 64 79 61 78
TEMP 75 82 83 81 73 69 67 64 69 75 77 77 69 66 63 62 70 75 77 75
DEWPT 69 70 69 69 69 68 66 64 66 67 67 66 65 63 61 61 64 67 69 69
RH 82 67 63 67 87 97 97100 90 76 71 69 87 90 93 97 81 76 76 82
WIND DIR NE E E E NE N NE N NE NE E E E E E E E E SE SE
WIND SPD 4 8 8 6 4 4 3 4 8 10 11 9 5 5 6 6 11 16 14 13
CLOUDS SC SC SC B1 B2 OV OV OV B2 B1 B1 SC SC SC B1 B2 B1 B1 B1 B2
POP 12HR 5 30 20 5 20
QPF 12HR 0 0.05 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C S S S S S C
TSTMS S S S S C
OBVIS K K K K K
HEAT INDEX 86 87 85
MAX HEAT 86 87 83
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 78 60 75 56 79 61 81
TEMP 68 65 75 75 66 61 72 73 61 58 76 77 64 62 78 78
DEWPT 68 65 72 70 66 61 64 62 60 58 62 64 64 62 68 68
PWIND DIR SE NW NW N W SW SW SW
WIND CHAR GN LT LT GN LT LT LT GN
AVG CLOUDS B2 OV B2 B1 B1 B2 B1 SC FW FW SC FW SC B1 B1 SC
POP 12HR 50 50 20 20 5 10 30 30
RAIN SHWRS C C C C S S C C C C
TSTMS C C C C S S S
MNZ081-122100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 65 77 61 75
TEMP 76 82 83 81 74 71 68 66 70 74 76 75 69 66 63 62 69 73 75 73
DEWPT 69 68 69 70 70 68 67 66 66 66 67 66 67 65 63 62 65 66 68 68
RH 79 63 63 69 87 90 97100 87 76 74 74 93 97100100 87 79 79 84
WIND DIR NE NE E E E NE E E E E E E E E E E E E E E
WIND SPD 6 9 8 5 4 4 4 5 8 10 10 9 6 5 8 8 12 14 13 11
CLOUDS SC SC SC B1 B1 B2 OV OV B2 B1 B1 SC FW FW SC B2 B2 B2 B2 B2
POP 12HR 20 40 30 10 40
QPF 12HR 0 0.16 0.06 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C C C C
TSTMS S S S C
OBVIS K K K K K
HEAT INDEX 85 86 85
MAX HEAT 86 87 83
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 63 78 60 74 54 76 58 79
TEMP 68 66 75 76 66 62 72 73 61 56 74 74 63 61 76 76
DEWPT 68 66 70 69 66 62 63 63 60 56 60 63 63 61 65 66
PWIND DIR SE W NW N NW SW S SW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 SC FW SC SC SC SC SC B2 B1
POP 12HR 60 60 40 20 5 10 20 30
RAIN SHWRS C L C L C S S S C S
TSTMS C C S C C S S S
MNZ089-122100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 65 76 61 75
TEMP 75 80 82 80 73 70 68 66 69 72 74 74 67 66 63 62 69 72 74 73
DEWPT 70 70 70 71 71 69 67 65 67 68 68 67 67 65 63 62 66 68 71 70
RH 84 72 67 74 93 97 97 97 93 87 82 79100 97100100 90 87 90 90
WIND DIR E E E E E NE E E E E E E E E E E E E E E
WIND SPD 9 10 9 8 8 6 6 8 10 11 12 11 9 8 10 11 13 14 13 11
CLOUDS SC SC SC B1 B1 B2 OV OV B2 B1 B1 SC SC SC B1 B2 B2 B2 B2 B2
POP 12HR 20 50 40 30 50
QPF 12HR 0.02 0.40 0.10 0.02 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C C C C C C
TSTMS C S S C
OBVIS K K K K K
HEAT INDEX 83 86 84
MAX HEAT 85 88
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 78 60 73 54 75 58 78
TEMP 68 68 75 75 66 62 71 71 59 56 72 73 63 61 75 76
DEWPT 68 68 72 70 66 62 64 63 59 56 62 64 63 61 67 67
PWIND DIR SE NW N N N SW S SW
WIND CHAR GN LT LT LT LT LT LT GN
AVG CLOUDS OV OV OV B2 B2 B1 B2 SC FW SC SC SC SC SC B2 SC
POP 12HR 60 60 40 20 5 10 20 20
RAIN SHWRS C L L L C S S S S S
TSTMS C C S C C S S S
SDZ040-122100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 63 77 59 77
TEMP 75 82 84 81 72 68 66 65 69 74 77 75 68 64 62 60 68 74 76 74
DEWPT 70 70 69 69 68 67 65 63 66 68 67 66 65 63 61 60 65 68 71 70
RH 84 67 61 67 87 97 97 93 90 82 71 74 90 97 97100 90 82 85 87
WIND DIR E E E E E NE NE E E E E E E E E E E SE SE SE
WIND SPD 8 10 9 8 8 8 8 10 11 13 13 12 10 8 11 12 14 17 14 12
WIND GUST 25 27 25
CLOUDS SC SC SC B1 OV OV OV OV B2 B2 B1 SC B1 SC B1 B2 B1 B2 B2 B2
POP 12HR 10 50 30 10 30
QPF 12HR 0 0.40 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S S C C C
TSTMS C C S S S S C
OBVIS K K K K K
HEAT INDEX 86 87 84
MAX HEAT 87 88 82
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 61 77 57 74 52 77 57 79
TEMP 68 63 74 73 63 59 72 72 58 55 74 75 63 60 75 76
DEWPT 68 63 72 70 63 59 64 63 58 55 63 65 63 60 69 68
PWIND DIR SE N N N E S S SW
WIND CHAR LT LT LT GN LT LT LT GN
AVG CLOUDS B2 OV B2 B2 B1 B1 B2 SC FW FW B1 SC SC B1 B2 SC
POP 12HR 40 50 10 5 10 10 40 30
RAIN SHWRS C C C C C C S C
TSTMS C C C C S S S
SDZ050-122100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 63 75 61 75
TEMP 73 80 83 79 72 68 67 65 67 70 74 73 69 66 64 62 67 69 73 74
DEWPT 70 70 68 70 69 68 67 65 67 69 68 68 67 66 64 62 67 69 71 72
RH 90 72 61 74 90100100100100 97 82 84 93100100100100100 93 93
WIND DIR NE E E E E NE NE E E E E E E E E E SE SE SE SE
WIND SPD 10 11 11 11 12 11 11 12 13 16 16 14 11 10 10 10 12 11 10 9
CLOUDS B1 B1 B1 B1 OV OV OV OV B2 B1 B1 FW B1 B2 B2 OV OV B2 B2 B2
POP 12HR 10 70 20 50 20
QPF 12HR 0 1.25 0.07 0.03 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C L L L S S S C C S S S
TSTMS C S C S S S S S S S S
HEAT INDEX 83 87 82
MAX HEAT 84 88
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 75 59 75 57 78 59 81
TEMP 68 64 71 73 65 61 70 73 63 60 73 76 65 62 76 78
DEWPT 68 64 70 70 65 61 66 66 63 60 68 68 65 62 70 68
PWIND DIR S N N NE SE S S S
WIND CHAR GN GN LT LT LT GN GN GN
AVG CLOUDS B2 OV OV B2 B1 B1 B2 SC SC SC B2 B1 SC SC B1 SC
POP 12HR 60 50 30 20 30 20 30 10
RAIN SHWRS S L C C S C S C S S C C
TSTMS S C C C S S C S C C
SDZ057-122100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 63 78 61 77
TEMP 75 82 85 80 73 69 68 65 68 73 77 76 70 67 65 62 68 71 75 76
DEWPT 71 70 70 70 71 69 67 64 68 68 69 68 68 67 65 62 68 70 73 73
RH 87 67 61 72 93100 97 97100 84 76 76 93100100100100 97 94 90
WIND DIR E E E E NE NE E E E E E E E E E E SE SE SE SE
WIND SPD 8 10 10 10 11 11 10 11 12 13 14 13 11 10 11 11 12 12 11 10
CLOUDS SC B1 B1 B2 OV OV OV OV B2 B1 B1 FW SC B2 B1 OV B2 B1 B1 B1
POP 12HR 10 60 20 20 20
QPF 12HR 0.01 0.90 0.03 0 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S S S S C
TSTMS S S C S S S S S C
OBVIS K K
HEAT INDEX 86 89 83
MAX HEAT 86 90
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 61 77 58 76 56 80 59 83
TEMP 70 64 72 75 66 61 72 74 64 61 75 78 67 63 78 79
DEWPT 70 64 70 70 66 61 65 65 64 61 67 69 66 63 70 69
PWIND DIR SE N N NE SE S S SE
WIND CHAR LT GN LT LT LT GN LT GN
AVG CLOUDS B2 B2 B2 B2 B1 B1 B2 SC FW SC B2 SC SC SC B1 SC
POP 12HR 50 40 20 10 30 20 30 20
RAIN SHWRS C C C S S S C S S C C S
TSTMS C C C S S S S S C C S
SDZ038-122100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 64 79 62 78
TEMP 76 83 86 82 73 69 67 66 70 75 78 77 69 66 64 63 69 74 76 77
DEWPT 70 68 68 70 69 68 67 65 67 67 67 68 66 65 64 63 66 68 71 72
RH 82 61 55 67 87 97100 97 90 76 69 74 90 97100100 90 82 85 85
WIND DIR E E E NE NE NE NE NE NE E E E E E E E E SE SE SE
WIND SPD 6 8 6 8 10 8 8 9 10 11 12 11 10 8 9 10 12 14 12 10
CLOUDS SC SC B1 OV B2 OV OV OV B2 B2 B1 SC SC B2 B1 OV B2 B2 B1 B2
POP 12HR 10 50 30 10 20
QPF 12HR 0 0.34 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S C
TSTMS S C C S S S C
OBVIS K K K K K K
HEAT INDEX 86 89 86
MAX HEAT 88 91 85
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 78 58 75 56 78 59 81
TEMP 69 64 74 74 64 60 72 74 61 58 75 76 64 62 76 78
DEWPT 69 64 69 70 64 60 63 64 61 58 65 67 64 62 68 69
PWIND DIR SE NW N N E S S SE
WIND CHAR LT GN LT LT LT LT LT GN
AVG CLOUDS B2 OV OV B2 B1 SC B1 SC FW FW B1 SC SC SC B2 SC
POP 12HR 30 40 10 10 10 10 30 20
RAIN SHWRS C S C S C S S S
TSTMS C S C S S S
SDZ059-122100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 65 80 62 78
TEMP 77 83 87 83 74 70 68 66 71 75 78 77 70 67 64 63 69 73 76 77
DEWPT 71 71 71 71 71 69 67 65 69 70 70 70 68 67 64 63 68 71 74 74
RH 82 67 59 67 90 97 97 97 93 84 76 79 93100100100 97 93 94 90
WIND DIR NE E E E E NE E E E E E E E E E E E SE SE SE
WIND SPD 8 9 9 8 10 10 9 10 11 13 13 12 10 8 9 10 13 13 12 10
CLOUDS B1 SC B1 B2 OV OV OV OV B2 B1 B1 FW SC B1 B2 OV B2 B2 B2 B2
POP 12HR 10 50 20 10 30
QPF 12HR 0 0.69 0.05 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S C C
TSTMS S C C C S S
OBVIS K K K
HEAT INDEX 88 92 88
MAX HEAT 90 93 87 83
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 63 78 59 75 56 78 59 81
TEMP 69 65 74 73 65 61 72 73 62 59 74 75 65 62 76 78
DEWPT 69 65 73 73 65 61 66 67 62 59 67 70 65 62 71 72
PWIND DIR SE N N N E S S S
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS B2 B2 OV B2 B2 B1 B2 SC FW SC B1 SC SC SC B2 SC
POP 12HR 40 50 20 10 10 20 30 20
RAIN SHWRS C C C S S S S S C S
TSTMS C C C S S S S C S
SDZ062-122100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 66 78 63 77
TEMP 77 82 85 83 75 71 69 67 71 74 77 76 70 67 65 64 70 73 75 75
DEWPT 71 72 72 72 70 69 68 66 69 70 71 69 67 66 65 64 68 71 74 73
RH 82 72 65 70 84 93 97 97 93 87 82 79 90 97100100 93 93 97 94
WIND DIR NE E E E E E NE E E E E E E E E E E E E E
WIND SPD 9 9 9 8 9 8 8 9 11 12 12 11 10 9 10 11 13 13 12 10
WIND GUST 24
CLOUDS SC SC SC B1 B2 OV OV OV OV B1 B1 SC SC SC B1 OV OV OV B2 B2
POP 12HR 10 50 30 30 50
QPF 12HR 0 0.72 0.06 0.04 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C S S S C C C C C C C
TSTMS C S S S S C
OBVIS K K K K K
HEAT INDEX 87 91 88
MAX HEAT 89 93 87
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 78 60 75 55 76 59 79
TEMP 69 66 75 74 66 62 72 73 61 58 74 74 64 62 75 76
DEWPT 69 66 75 73 66 62 67 66 61 58 66 67 64 62 71 70
PWIND DIR E N N N NE S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B1 B2 B2 SC FW SC B1 SC SC SC B2 B1
POP 12HR 50 60 30 20 10 10 40 20
RAIN SHWRS C C L C C S C C S S
TSTMS C C S C C S S S
SDZ070-122100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 66 77 63 77
TEMP 78 84 87 85 76 72 69 68 72 74 76 76 71 68 65 66 71 74 77 77
DEWPT 73 76 76 76 74 72 69 67 72 73 75 74 71 68 65 66 71 74 77 76
RH 85 77 70 75 94100100 97100 97 97 94100100100100100100100 97
WIND DIR NE NE E E E E SE E E NE E E E E E E E E E E
WIND SPD 9 10 10 10 10 9 8 9 11 11 12 12 11 9 9 10 12 12 10 9
CLOUDS SC B1 SC SC B1 OV OV OV B2 B2 B1 SC B1 B2 B2 OV OV B2 B2 B2
POP 12HR 10 70 50 40 40
QPF 12HR 0 0.92 0.12 0.10 0.01
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S S S S C C C C S S C
TSTMS S C S S S S S S S S S S S C
OBVIS K K K K
HEAT INDEX 92 97 94
MAX HEAT 95 100 92
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 79 61 75 56 75 59 79
TEMP 70 70 77 76 69 65 72 74 64 60 73 73 66 63 76 77
DEWPT 70 70 76 76 69 65 71 71 64 60 70 71 66 63 74 74
PWIND DIR E N N N NE S S S
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B2 B2 OV B2 B1 B2 OV B1 SC SC B2 SC SC SC B2 SC
POP 12HR 50 60 40 20 10 20 30 20
RAIN SHWRS C C C L C C S S S C S
TSTMS C C S C C S S C
SDZ069-122100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
738 AM CDT WED AUG 12 2026
DATE WED 08/12/26 THU 08/13/26 FRI 08/14/26
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 66 77 63 77
TEMP 76 82 86 84 76 71 69 68 70 73 76 75 71 68 66 64 70 73 76 76
DEWPT 72 76 75 75 74 71 68 67 70 73 74 73 71 68 66 64 70 73 76 76
RH 87 82 70 74 94100 97 97100100 94 94100100100100100100100100
WIND DIR NE E E E NE E SE E E NE E E E E E E E E E E
WIND SPD 9 10 9 10 10 10 9 9 12 12 13 12 12 10 10 10 12 12 10 9
CLOUDS SC B1 SC SC B2 OV OV OV B2 B2 B1 SC B1 B2 B2 OV OV OV B2 B2
POP 12HR 5 60 40 50 40
QPF 12HR 0 1.30 0.14 0.11 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C L C S S S S C C C C S S S
TSTMS S C S S S S S S S S S S S S
OBVIS K K K
HEAT INDEX 90 96 92
MAX HEAT 93 98 90
DATE SAT 08/15/26 SUN 08/16/26 MON 08/17/26 TUE 08/18/26
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 64 78 61 75 57 76 60 80
TEMP 71 66 75 76 68 64 72 73 64 60 72 75 66 63 75 78
DEWPT 71 66 75 75 68 64 71 71 64 60 70 72 66 63 74 74
PWIND DIR E NW N N NE S S S
WIND CHAR LT LT LT LT LT LT LT GN
AVG CLOUDS B2 B2 OV B2 B1 B2 OV B1 FW SC B2 SC SC SC B2 SC
POP 12HR 50 60 40 20 10 20 40 20
RAIN SHWRS S C L C C C S S S C C S
TSTMS S C S C C S S C C
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