339
FOUS53 KFSD 150926
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
426 AM CDT MON SEP 15 2025
IAZ012-152100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 61 81
TEMP 62 70 78 82 79 70 67 63 61 76 86 87 80 69 66 64 62 71 79 78 72
DEWPT 62 66 67 67 66 64 64 62 61 68 69 67 67 64 63 62 62 67 67 67 68
RH 100 87 69 61 64 81 90 97100 76 57 52 65 84 90 93100 87 67 69 87
WIND DIR S S S S S SE SE S S S S S S SE SE SE SE SE S S E
WIND SPD 9 10 12 12 8 5 5 5 5 5 9 9 5 4 4 3 3 4 5 6 5
CLOUDS B1 SC FW FW FW CL FW CL FW CL FW FW SC SC SC SC B1 B1 B1 B2 B2
POP 12HR 5 5 10 30 70
QPF 12HR 0 0 0 0.05 0.10
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S S C S S S C C
HEAT INDEX 85 89 90
MAX HEAT 86 90 92 82 83
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 60 75 59 72 56 73 55 75
TEMP 64 62 73 68 63 61 71 67 61 58 70 68 59 57 71 69
DEWPT 64 62 66 66 63 61 65 64 60 58 64 64 59 57 63 62
PWIND DIR E SE E SE SE SE SE S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC SC B1 SC
POP 12HR 80 60 60 50 20 20 10 10
RAIN SHWRS L D C L L L C C S S S
TSTMS C C C C S C C S S
IAZ031-152100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 89 62 80
TEMP 63 70 79 84 81 71 68 64 62 75 86 88 81 72 67 65 63 71 78 78 73
DEWPT 63 67 67 66 67 65 64 62 62 67 68 66 67 66 64 64 63 66 66 67 67
RH 100 90 67 55 63 81 87 93100 76 55 48 63 81 90 97100 84 67 69 81
WIND DIR S S S S S SE SE SE SE S S S S SE S S SE SE S S S
WIND SPD 6 9 10 11 6 4 5 4 3 5 8 8 5 4 3 2 2 4 6 6 5
CLOUDS SC SC FW CL FW FW FW FW FW CL FW FW SC SC SC B1 B1 B1 B1 B2 B2
POP 12HR 5 5 5 40 70
QPF 12HR 0 0 0 0.05 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S C C C S S C C
HEAT INDEX 86 84 89 90 84
MAX HEAT 82 88 90 93
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 75 60 72 57 74 56 76
TEMP 65 63 74 70 63 61 71 68 61 59 72 70 60 58 73 72
DEWPT 65 63 65 66 63 61 65 64 61 59 63 63 60 58 62 62
PWIND DIR SE SE SE SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 80 60 60 50 30 20 10 10
RAIN SHWRS L D C L L L C C S C S
TSTMS C S S C C C C C S S
IAZ014-152100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 92 61 85
TEMP 64 73 82 85 82 70 68 64 62 77 87 89 81 70 66 63 61 73 82 82 75
DEWPT 61 65 66 65 65 64 63 61 60 66 66 64 65 63 62 61 60 66 65 65 66
RH 90 76 58 51 56 81 84 90 93 69 50 44 58 78 87 93 97 79 56 56 74
WIND DIR S S S S S SE SE S S S S S S S S S S S SE SE SE
WIND SPD 9 11 13 13 8 5 4 4 4 5 9 9 5 5 4 3 2 4 6 6 5
CLOUDS SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC B1 B1 SC SC B1 B1
POP 12HR 10 10 10 30 60
QPF 12HR 0 0 0 0 0.08
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S C C S S C C C
HEAT INDEX 84 87 84 89 83 84 84
MAX HEAT 85 89 90 92 84 86
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 78 59 75 57 74 55 76
TEMP 64 61 74 71 63 60 71 68 60 58 70 68 59 57 72 69
DEWPT 63 61 65 65 62 60 64 63 60 58 62 62 58 56 62 61
PWIND DIR SE SE E SE SE SE SE S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B1 B1 B2 B1 B1 SC B1 B1 SC
POP 12HR 70 60 60 50 30 20 20 20
RAIN SHWRS L L C L L C C C C S S S S S
TSTMS C S C C C S C S S S
IAZ022-152100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 64 90 62 83
TEMP 65 74 82 85 81 71 68 66 64 78 87 88 80 70 66 64 63 73 80 80 75
DEWPT 63 67 67 66 66 65 64 63 62 68 67 64 66 64 63 63 62 67 65 65 67
RH 93 79 61 53 60 81 87 90 93 71 52 45 62 81 90 97 97 81 60 60 76
WIND DIR S S S S S SE S S S S S S S SE S S SE SE SE S SE
WIND SPD 10 11 13 12 6 5 5 5 5 5 8 9 5 5 5 4 3 4 6 6 5
CLOUDS SC SC CL FW FW SC SC SC FW CL FW FW SC SC SC B1 B1 SC SC B1 B2
POP 12HR 10 10 10 30 60
QPF 12HR 0 0 0 0 0.11
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C C C L L L
TSTMS S S S S C C S C C C
HEAT INDEX 85 87 83 89 82 82 82
MAX HEAT 86 89 90 91 83 84
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 77 60 74 58 74 57 76
TEMP 65 63 75 70 63 62 72 68 61 59 70 68 60 58 72 69
DEWPT 64 63 65 66 63 62 65 64 61 59 62 62 60 58 62 61
PWIND DIR SE SE SE SE SE SE S S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC B1 B1 SC
POP 12HR 70 60 60 50 30 20 20 20
RAIN SHWRS L L C L L C C C C S S S S S
TSTMS C S C C C S C S S S
MNZ072-152100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 90 62 81
TEMP 66 71 79 83 79 70 67 66 64 76 86 88 79 72 68 64 63 70 78 79 72
DEWPT 63 65 64 64 63 64 63 62 62 66 67 65 67 65 63 62 63 65 66 67 67
RH 90 81 60 53 58 81 87 87 93 71 53 47 67 79 84 93100 84 67 67 84
WIND DIR S S S S S S S S S S S S S S S SW SW N E E N
WIND SPD 11 13 14 13 8 6 6 6 6 8 9 9 5 5 5 4 3 3 5 6 5
CLOUDS B1 SC CL CL CL CL FW FW FW FW FW FW SC SC SC SC B1 SC B1 B1 B1
POP 12HR 5 5 10 20 60
QPF 12HR 0 0 0 0.04 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S L L L
TSTMS S S S S S S S C C
HEAT INDEX 89 90
MAX HEAT 82 85 89 92 82
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 74 60 72 59 72 58 74
TEMP 64 63 70 69 63 61 68 67 61 60 68 68 61 58 70 68
DEWPT 64 63 65 66 63 61 64 63 61 60 62 63 60 58 61 61
PWIND DIR NE E E E SE SE S S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR 60 60 50 50 30 20 10 10
RAIN SHWRS L C C L C C C C C S
TSTMS C C S C C S S C S S
MNZ081-152100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 90 62 83
TEMP 66 73 81 86 80 71 68 65 63 76 86 89 80 70 67 64 63 72 80 82 74
DEWPT 61 64 64 62 63 63 63 62 61 65 64 62 64 63 62 62 61 65 64 63 65
RH 84 73 56 45 56 76 84 90 93 69 48 41 58 78 84 93 93 79 58 53 74
WIND DIR S S S S S S S S S S S S S S S S S S SE SE SE
WIND SPD 10 12 13 13 8 5 5 5 5 8 10 9 5 5 4 3 2 4 5 5 5
CLOUDS SC SC FW FW FW FW FW FW FW FW FW FW SC SC SC SC B1 SC SC B1 B1
POP 12HR 10 5 10 20 50
QPF 12HR 0 0 0.01 0 0.14
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S C C L
TSTMS S S S S S C C C
HEAT INDEX 83 82 82 82
MAX HEAT 84 87 89 91 83 84
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 76 60 73 58 73 57 74
TEMP 64 61 73 71 63 60 70 68 61 58 69 68 59 58 71 69
DEWPT 64 61 63 63 62 60 62 61 60 58 60 60 59 57 59 59
PWIND DIR SE E E E SE SE SE S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 70 60 60 40 30 20 20 20
RAIN SHWRS L L C L L C C C C S S S S S
TSTMS C S S C C C S C S S S S
MNZ089-152100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 89 61 83
TEMP 63 71 79 83 79 70 67 64 62 75 86 87 79 70 66 64 62 71 80 80 73
DEWPT 62 65 64 62 63 63 63 62 61 65 65 63 64 64 63 62 61 65 65 63 65
RH 97 81 60 49 58 78 87 93 97 71 50 45 60 81 90 93 97 81 60 56 76
WIND DIR S S S S S S S S S S S S S S S S S SE SE SE E
WIND SPD 10 12 13 13 8 6 6 5 5 8 10 9 5 5 4 3 3 4 6 6 5
CLOUDS SC SC CL FW CL FW FW FW FW CL FW FW SC SC SC SC B1 SC B1 B1 B1
POP 12HR 10 5 10 20 60
QPF 12HR 0 0 0 0 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S C C L L L
TSTMS S S S S S S C C C
HEAT INDEX 88 82
MAX HEAT 85 88 90 82 83
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 74 60 72 57 72 56 74
TEMP 64 61 72 69 63 60 70 67 61 58 69 68 59 57 70 68
DEWPT 64 61 64 63 63 60 62 62 60 58 61 61 59 56 60 59
PWIND DIR E SE E E SE SE SE S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 70 60 60 50 30 20 10 20
RAIN SHWRS L L L L L C C C C S S S S
TSTMS C S S C C C S C S S S
SDZ040-152100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 61 87 60 78
TEMP 61 68 77 81 78 69 66 63 61 73 83 86 78 69 65 63 61 68 75 75 70
DEWPT 61 63 64 63 63 63 62 61 59 65 67 66 66 64 63 61 60 65 66 66 66
RH 100 84 64 54 60 81 87 93 93 76 59 51 67 84 93 93 97 90 74 74 87
WIND DIR S S S S S S S S S S S S SW S S E NE E E SE NE
WIND SPD 11 13 16 14 10 9 8 8 6 9 10 10 5 5 5 4 4 5 9 9 8
WIND GUST 25
CLOUDS B1 SC CL CL CL FW FW CL FW FW FW FW SC B1 SC B1 B1 B1 B1 B2 B2
POP 12HR 5 0 10 30 70
QPF 12HR 0 0 0 0.01 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C S S C C L L L
TSTMS C S S S S C C C
HEAT INDEX 86 88
MAX HEAT 83 86 89
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 72 58 71 57 71 55 73
TEMP 63 61 69 68 62 59 68 65 60 58 68 67 59 56 70 67
DEWPT 62 61 65 64 61 59 64 63 60 58 63 62 58 56 61 61
PWIND DIR E E E E E SE SE S
WIND CHAR LT GN GN GN LT GN LT GN
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC
POP 12HR 70 70 60 50 20 20 10 10
RAIN SHWRS L L L L L C C C S S
TSTMS C C S C C S S C S
SDZ050-152100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 84 59 70
TEMP 57 65 77 82 79 70 67 64 61 71 79 82 73 67 64 62 61 63 67 67 65
DEWPT 55 58 59 59 60 60 60 59 58 63 64 64 65 64 63 61 60 63 64 64 64
RH 93 78 54 46 52 71 78 84 90 76 60 55 76 90 97 97 97100 90 90 97
WIND DIR S S S S S S S SW SW SW S S NW NW W W N NE E E NE
WIND SPD 10 13 17 17 11 11 11 10 8 8 10 9 6 5 5 5 6 8 10 10 9
WIND GUST 21 21
CLOUDS FW CL CL FW FW FW FW FW FW FW FW SC B1 B2 B2 B2 B2 B2 B2 OV B2
POP 12HR 5 5 30 60 80
QPF 12HR 0 0 0.04 0.28 0.47
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L C C D D L
TSTMS C C S S S S C C C
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 68 55 69 55 71 55 77
TEMP 62 60 65 63 60 58 65 65 59 57 67 67 59 56 72 71
DEWPT 62 60 63 62 60 58 61 60 59 57 61 61 58 56 61 61
PWIND DIR NE NE N NW NW W S SW
WIND CHAR GN GN GN GN LT LT LT GN
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC FW
POP 12HR 80 70 50 40 20 10 5 5
RAIN SHWRS L D L L C C C C S S
TSTMS C S C C S S
SDZ057-152100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 60 85 60 72
TEMP 58 67 78 84 81 71 67 64 61 71 80 82 76 68 65 63 62 65 70 70 67
DEWPT 58 60 59 59 62 63 61 60 59 63 64 64 66 67 65 63 62 65 66 65 66
RH 100 78 52 43 53 76 81 87 93 76 58 55 71 97100100100100 87 84 97
WIND DIR S S S S S SE S SE S SW SW NW W W SW NW N NE NE NE NE
WIND SPD 10 11 14 14 10 10 10 8 6 8 9 9 6 6 6 6 6 9 10 11 10
CLOUDS SC FW FW FW FW FW SC FW FW FW FW SC B1 B2 B2 B2 B2 B2 B2 B2 B2
POP 12HR 5 5 20 50 70
QPF 12HR 0 0 0.02 0.31 0.50
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C C C L L C
TSTMS S C S S S C C C
HEAT INDEX 82
MAX HEAT 85 83 84
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 70 57 71 56 73 55 77
TEMP 64 61 67 65 62 60 67 67 61 59 69 68 61 58 73 72
DEWPT 63 61 64 63 62 59 62 63 61 58 63 62 61 58 61 62
PWIND DIR NE NE N N NE S SE S
WIND CHAR GN GN GN GN LT GN LT GN
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC FW
POP 12HR 70 70 50 50 20 20 5 5
RAIN SHWRS C L L L C C C C S S S
TSTMS C S C C S S S
SDZ038-152100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 87 62 75
TEMP 61 67 77 83 80 71 67 64 61 71 81 85 78 69 65 64 62 67 72 72 69
DEWPT 60 62 61 60 63 62 62 61 60 63 65 66 66 67 64 63 62 65 66 67 66
RH 97 84 58 46 56 73 84 90 97 76 58 53 67 93 97 97100 93 81 84 90
WIND DIR S S S S S SE S S S S S SW SW SW NE NW N NE E NE NE
WIND SPD 10 13 16 14 10 9 8 6 6 8 9 9 6 5 5 5 4 5 9 10 9
CLOUDS B2 SC CL FW FW FW FW FW SC FW FW SC SC B1 B2 B2 B2 B2 B2 B2 B2
POP 12HR 10 5 10 30 70
QPF 12HR 0 0 0 0.09 0.38
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C C C L L L
TSTMS S C C C C C C S
HEAT INDEX 83 87
MAX HEAT 85 83 88
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 71 59 71 58 72 56 75
TEMP 64 61 67 67 62 60 67 67 61 59 68 68 60 57 70 69
DEWPT 63 61 65 65 62 60 65 65 61 59 64 64 60 57 63 62
PWIND DIR NE E NE E E SE SE S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS OV OV B2 B2 B2 OV B2 B1 B1 B1 B2 B1 SC SC SC FW
POP 12HR 60 70 50 50 20 20 10 10
RAIN SHWRS L L L L C C C C S S S
TSTMS S C S C C S C S
SDZ059-152100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 89 61 76
TEMP 59 68 79 84 81 71 66 63 61 73 83 88 79 69 66 63 62 67 72 73 69
DEWPT 59 62 62 61 63 64 62 62 61 65 67 65 66 67 65 63 62 65 67 67 67
RH 100 81 56 46 54 79 87 97100 76 59 47 64 93 97100100 93 84 81 93
WIND DIR S S S S S S S SE S S S S E SE SE NW N NE E SE E
WIND SPD 10 12 16 17 10 10 8 8 8 9 10 10 6 5 5 5 4 5 8 9 8
CLOUDS B1 FW CL FW FW FW FW FW FW FW FW FW B1 B1 B1 B1 B2 B2 B2 B2 B2
POP 12HR 5 0 20 40 70
QPF 12HR 0 0 0.03 0.14 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C C C L L L
TSTMS S C C C C C C C
HEAT INDEX 86 90
MAX HEAT 82 86 87 90
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 71 59 71 57 73 55 77
TEMP 64 61 69 67 63 60 68 67 61 58 69 68 60 57 72 70
DEWPT 64 61 66 66 62 60 66 65 61 58 64 64 60 56 64 63
PWIND DIR E E NE E E SE SE S
WIND CHAR LT GN LT GN LT LT LT GN
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 SC SC SC FW
POP 12HR 70 70 60 50 20 20 10 10
RAIN SHWRS L L L L L C C C S S S S
TSTMS C C S C C S C S
SDZ062-152100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 89 62 80
TEMP 62 69 78 82 79 71 67 64 62 74 86 87 80 72 67 64 62 70 77 77 71
DEWPT 62 65 64 64 64 64 63 62 61 66 67 66 66 65 64 62 62 65 66 67 67
RH 100 87 62 55 60 79 87 93 97 76 53 50 62 79 90 93100 84 69 71 87
WIND DIR S S S S S S SE SE SE S S S S S SE SE SE E SE S E
WIND SPD 9 10 13 13 10 6 5 5 5 6 10 10 5 4 3 3 3 5 6 8 5
CLOUDS B1 SC CL CL CL FW CL CL SC FW FW FW SC B1 SC B1 B1 B1 B1 B2 B2
POP 12HR 5 0 10 30 70
QPF 12HR 0 0 0.01 0.02 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S C C S S C C
HEAT INDEX 84 89 90
MAX HEAT 86 89 92
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 73 60 72 58 73 57 74
TEMP 64 62 72 68 63 61 70 67 61 58 69 68 60 58 70 69
DEWPT 64 62 65 65 63 61 65 64 61 58 64 63 60 57 62 62
PWIND DIR E E E SE SE SE SE S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B2 B1 SC B1 B1 SC
POP 12HR 80 70 60 50 20 20 10 10
RAIN SHWRS L D C L L C C C C S S
TSTMS C C S C C S C C S
SDZ070-152100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 89 62 79
TEMP 61 70 79 83 80 70 67 64 62 75 86 88 81 71 67 64 63 70 77 75 71
DEWPT 61 67 68 67 68 66 65 62 62 68 70 69 69 67 66 64 63 67 68 69 69
RH 100 90 69 59 67 87 93 93100 79 59 54 67 87 97100100 90 74 82 93
WIND DIR S S S S S SE SE SE SE S S S S SE S S S SE S S SE
WIND SPD 8 10 12 13 9 6 5 5 5 6 9 10 5 5 4 3 3 5 6 6 5
CLOUDS SC FW FW FW FW FW FW FW FW FW FW FW SC SC SC B1 B1 B2 B1 B2 B2
POP 12HR 0 0 10 40 70
QPF 12HR 0 0 0 0.08 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S C C S S S C C
HEAT INDEX 86 83 91 92 84
MAX HEAT 83 87 91 94
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 74 60 71 57 73 57 76
TEMP 65 63 72 68 63 62 70 68 61 59 71 69 61 58 73 71
DEWPT 65 63 67 68 63 62 66 65 61 59 65 65 61 58 65 64
PWIND DIR SE SE E SE SE S S S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 B2 OV B2 B2 B2 B2 B1 B1 B1 B1 SC SC SC SC SC
POP 12HR 80 70 60 50 20 20 10 10
RAIN SHWRS L D C L L L C C S S S S
TSTMS C C S C C S C C S S
SDZ069-152100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
426 AM CDT MON SEP 15 2025
DATE MON 09/15/25 TUE 09/16/25 WED 09/17/25
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 62 88 62 77
TEMP 60 69 78 82 79 70 66 64 62 73 84 86 79 70 66 64 63 67 73 74 69
DEWPT 60 65 65 65 66 66 64 62 62 67 69 68 69 67 66 63 63 66 68 68 69
RH 100 87 64 56 64 87 93 93100 81 61 55 72 90100 97100 97 84 82100
WIND DIR S S S S S SE SE SE SE S S S S SE S SW E SE SE S SE
WIND SPD 8 10 13 14 10 8 5 5 5 6 10 10 5 5 4 3 3 5 6 8 5
CLOUDS SC FW FW FW FW FW FW FW SC SC FW SC SC SC B1 B2 B2 B2 B2 B2 OV
POP 12HR 5 0 10 40 70
QPF 12HR 0 0 0 0.11 0.25
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C L L L
TSTMS S S C C S S C C
HEAT INDEX 84 87 90
MAX HEAT 82 87 89 91
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25 SUN 09/21/25
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 72 60 70 58 72 57 75
TEMP 65 63 69 67 63 62 67 67 61 59 69 68 61 58 71 70
DEWPT 65 63 67 67 63 62 65 65 61 59 65 65 61 58 64 65
PWIND DIR E E NE E SE SE S S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS OV B2 OV B2 B2 B2 B2 B1 B1 B1 B2 SC SC SC SC SC
POP 12HR 80 70 60 50 20 20 10 10
RAIN SHWRS L D L L L L C C S S S
TSTMS C C S C C C C S
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