400
FOUS53 KFSD 110737
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
237 AM CDT FRI SEP 11 2026
IAZ012-112100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 73 52 64
TEMP 65 65 73 80 83 80 72 67 63 59 64 70 71 69 60 56 54 53 58 61 63 61
DEWPT 56 60 66 71 69 68 66 63 59 51 54 55 55 57 53 50 49 48 55 60 62 61
RH 73 84 79 74 63 67 81 87 87 75 70 59 57 66 78 80 83 83 90 97 97100
WIND DIR S S S S S S S W N N N N N N N NE E E E E E E
WIND SPD 14 17 21 25 25 19 18 9 10 10 11 9 6 2 2 2 4 5 9 12 12 12
CLOUDS FW FW SC FW B1 SC SC FW FW SC SC FW CL CL SC SC B1 B2 B2 B2 B1 B1
POP 12HR 0 10 0 5 70
QPF 12HR 0 0 0 0 0.40
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L C
TSTMS S C C
HEAT INDEX 83 86 82
MAX HEAT 85 87
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 75 53 66 50 67 54 72
TEMP 57 59 70 70 58 54 63 62 54 53 64 65 59 57 69 68
DEWPT 57 59 69 69 58 52 58 60 52 52 62 64 59 57 64 64
PWIND DIR E S NW N NE E SE E
WIND CHAR BZ BZ LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 SC SC B1 SC SC B1 B2 B1 SC SC B1 SC
POP 12HR 80 80 20 5 10 20 20 20
RAIN SHWRS C D D C S S S S S S
TSTMS C C C C
IAZ031-112100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 75 54 69
TEMP 64 64 75 82 86 83 75 70 65 62 66 72 74 73 63 59 57 55 61 65 68 67
DEWPT 57 60 66 68 66 64 65 64 61 55 53 54 55 56 55 53 52 51 55 61 63 62
RH 78 87 74 63 51 53 71 81 87 78 63 53 51 55 75 80 83 86 81 87 84 84
WIND DIR SE S S S S S S S N N N N N N NE NE E E E E E E
WIND SPD 12 14 17 20 20 14 14 8 9 11 10 10 8 4 2 2 3 4 8 11 12 12
WIND GUST 24 28 31 34 35 27 25 21
CLOUDS CL FW SC FW SC SC SC FW CL SC SC SC FW FW SC SC SC B2 B2 B2 B1 B1
POP 12HR 0 10 10 5 80
QPF 12HR 0 0 0 0 0.38
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D C C C
TSTMS C C C S C
HEAT INDEX 85 88 85
MAX HEAT 86 90 84
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 80 55 68 52 70 56 75
TEMP 61 62 74 74 61 57 65 65 57 55 66 68 62 58 72 71
DEWPT 61 62 71 67 60 54 56 58 55 53 61 64 61 58 63 63
PWIND DIR E S NW N NE E E E
WIND CHAR GN BZ LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 SC SC B1 B2 B1 SC B1 OV B1 SC B1 B1 SC
POP 12HR 80 80 40 20 20 30 20 30
RAIN SHWRS C D D C C C S S C S S C
TSTMS C C C C S
IAZ014-112100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 74 51 65
TEMP 62 62 73 80 82 78 72 69 63 59 65 71 72 68 59 55 53 52 59 61 64 61
DEWPT 53 55 63 66 65 64 63 62 59 51 52 53 53 53 51 47 46 45 51 55 58 56
RH 72 78 71 62 56 62 73 78 87 75 63 53 51 59 75 74 77 77 75 81 81 84
WIND DIR S S S S S S S SW NW N N N N N N NE NE NE NE E E E
WIND SPD 12 13 19 23 21 18 19 14 10 13 13 11 9 3 3 2 3 5 8 10 11 12
WIND GUST 24 32 37 37 33 29
CLOUDS FW CL SC SC SC SC SC FW FW FW SC SC FW CL SC SC B1 B2 B1 B2 B1 B1
POP 12HR 0 5 5 0 70
QPF 12HR 0 0 0 0 0.38
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L C
TSTMS S C S S
HEAT INDEX 82 84
MAX HEAT 82 85
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 77 52 67 49 69 53 73
TEMP 56 56 70 71 58 54 64 63 53 52 64 65 59 56 70 67
DEWPT 55 56 68 67 57 51 55 55 50 50 58 61 58 56 61 60
PWIND DIR E S NW N NE E SE E
WIND CHAR GN BZ GN LT LT LT LT LT
AVG CLOUDS B1 OV B2 B1 SC SC B1 SC SC B1 B2 B1 SC B1 B1 SC
POP 12HR 80 90 40 10 10 30 20 30
RAIN SHWRS C D D C C S C C S C
TSTMS C C C C S
IAZ022-112100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 61 75 53 66
TEMP 61 61 72 79 81 78 71 69 65 61 66 73 73 70 61 58 55 54 59 62 65 63
DEWPT 54 58 65 67 66 65 63 63 63 57 54 55 56 56 53 51 50 50 54 59 62 61
RH 78 90 79 67 60 64 76 81 93 87 65 53 55 61 75 77 83 86 83 90 90 93
WIND DIR S S S S S S S S W N N N N N N NE E NE E E E E
WIND SPD 10 11 16 20 20 14 17 13 9 11 11 9 6 2 3 2 4 5 8 10 11 11
WIND GUST 27 32 33 27 27
CLOUDS CL CL SC B1 SC SC SC FW FW SC SC SC CL CL SC SC B1 B2 B2 B1 B1 B1
POP 12HR 0 10 10 5 80
QPF 12HR 0 0 0 0 0.33
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D L L C
TSTMS S S C S C
HEAT INDEX 83
MAX HEAT 84
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 79 55 66 52 69 55 74
TEMP 58 59 72 72 60 56 64 62 55 54 64 66 60 58 70 68
DEWPT 58 59 71 70 60 55 58 58 53 52 61 63 59 58 64 63
PWIND DIR E S NW N NE E E E
WIND CHAR GN BZ LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 SC B1 B2 B1 B1 B1 B2 B1 B1 B1 B1 SC
POP 12HR 80 80 50 20 20 30 20 30
RAIN SHWRS C D D C C C S S C C S C S
TSTMS C C C C C
MNZ072-112100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 58 74 50 62
TEMP 69 68 76 82 85 83 74 66 61 58 63 70 73 70 60 55 52 51 55 58 61 60
DEWPT 55 58 63 67 66 65 64 60 52 49 49 47 46 46 46 45 44 45 48 51 52 52
RH 61 70 64 61 53 55 71 81 72 72 60 44 38 42 60 69 74 80 77 77 72 75
WIND DIR S S S S S S SW NW NW NW N NW NW N NW NW N NE NE E E E
WIND SPD 19 24 25 28 28 24 17 16 13 12 13 13 11 6 3 3 2 3 5 8 9 9
WIND GUST 29 35 37 40 41 35
CLOUDS FW SC SC SC B2 FW FW FW FW FW FW FW FW FW SC SC B1 B2 B2 B1 B1 B1
POP 12HR 5 20 0 0 60
QPF 12HR 0 0 0 0 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L S S S
TSTMS S S
HEAT INDEX 85 87 85
MAX HEAT 86 89 83
WIND Y Y Y Y
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 50 70 52 67 49 71 54 73
TEMP 54 53 64 67 57 52 63 63 53 51 67 67 59 55 70 68
DEWPT 53 53 63 63 55 49 50 52 51 50 55 59 58 55 56 56
PWIND DIR E S W NW E SE S W
WIND CHAR GN BZ GN GN LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 SC FW SC SC SC SC B1 B1 SC SC SC SC
POP 12HR 70 90 10 0 5 20 20 10
RAIN SHWRS S L D C S S S
TSTMS S C S
MNZ081-112100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 72 50 62
TEMP 64 64 73 81 82 79 74 69 61 58 64 70 72 69 59 55 52 51 57 59 61 60
DEWPT 54 56 63 64 63 62 63 63 57 50 50 48 47 48 47 46 44 45 48 50 52 52
RH 70 75 71 56 53 56 69 81 87 75 60 45 41 47 64 72 74 80 72 72 72 75
WIND DIR S S S S S S S W NW N N N NW N N N N NE NE NE E E
WIND SPD 14 19 23 25 25 21 21 12 14 13 13 11 9 4 3 1 2 3 5 8 9 8
WIND GUST 26 31 34 39 46 33
CLOUDS FW FW SC SC SC SC SC SC FW SC SC FW CL FW SC SC SC B2 B1 B1 B1 B1
POP 12HR 0 5 0 0 60
QPF 12HR 0 0 0 0 0.22
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C C
TSTMS S S
HEAT INDEX 83
MAX HEAT 83 84
WIND Y Y Y Y
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 50 72 52 66 49 68 53 72
TEMP 54 54 67 69 57 53 63 63 53 51 66 65 58 55 70 67
DEWPT 54 54 63 63 57 50 50 50 50 50 54 57 58 55 56 55
PWIND DIR E S NW NW NE E S W
WIND CHAR GN BZ GN LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 B1 SC B1 SC SC SC B1 SC B1 SC B1 SC
POP 12HR 70 90 20 5 5 20 10 20
RAIN SHWRS C L D L S S S S
TSTMS C C C S
MNZ089-112100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 57 72 50 62
TEMP 64 64 72 79 81 78 72 67 60 57 63 68 71 68 58 55 52 51 56 58 61 59
DEWPT 54 57 64 66 65 63 64 62 55 49 50 49 48 51 49 47 45 45 49 52 53 54
RH 70 78 76 64 58 60 76 84 84 75 62 51 44 54 72 74 77 80 77 80 75 83
WIND DIR S S S S S S S W N N N N N N N NE NE NE NE E E E
WIND SPD 16 18 21 26 25 21 21 11 13 13 13 11 8 3 3 2 4 5 8 10 11 11
WIND GUST 28 34 42 46 35 32
CLOUDS FW FW SC SC B1 SC SC SC FW B1 SC FW CL FW FW SC B1 B2 B1 B1 B1 B1
POP 12HR 0 5 0 0 60
QPF 12HR 0 0 0 0 0.27
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C C
TSTMS S S C
HEAT INDEX 83
MAX HEAT 82 84
WIND Y Y Y Y
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 72 51 65 49 67 53 71
TEMP 55 55 66 68 57 52 63 62 53 51 64 64 58 55 68 66
DEWPT 55 55 65 64 56 50 51 52 50 50 55 58 58 55 57 57
PWIND DIR E S NW N NE E SE SW
WIND CHAR GN BZ GN LT LT LT LT LT
AVG CLOUDS B1 B2 B2 B1 SC SC B1 SC SC SC B2 B1 SC SC B1 SC
POP 12HR 80 90 20 5 5 30 10 20
RAIN SHWRS C D D C S C S S S
TSTMS S C C C
SDZ040-112100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 55 71 49 61
TEMP 65 65 73 81 86 83 71 64 58 55 62 69 70 68 58 54 51 50 54 58 60 58
DEWPT 55 58 64 67 65 62 59 55 49 47 48 47 46 47 45 44 42 43 49 52 53 54
RH 70 78 73 63 50 49 66 73 72 74 60 45 42 47 62 69 71 77 83 80 78 86
WIND DIR S S S S S SW NW N N N N NW NW N N NE NE NE E E E E
WIND SPD 17 20 24 28 29 17 18 13 12 11 12 12 10 5 3 3 6 9 10 12 13 12
WIND GUST 29 35 40 46 48 33 29 24 23 23 25 25
CLOUDS SC SC SC SC B1 FW FW CL FW SC FW FW FW FW SC SC B2 OV B1 B1 B1 B1
POP 12HR 0 10 0 5 60
QPF 12HR 0 0 0 0 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L S S C
TSTMS S
HEAT INDEX 84 88
MAX HEAT 85 88 81
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 49 69 49 65 48 69 51 72
TEMP 53 53 64 66 55 50 62 62 51 50 66 66 58 54 69 67
DEWPT 53 53 63 62 52 48 50 53 50 49 56 59 57 54 57 56
PWIND DIR SE S NW NW E SE S SW
WIND CHAR BZ BZ GN LT LT GN LT GN
AVG CLOUDS B1 OV B2 B1 SC SC SC SC SC SC B1 SC SC SC B1 FW
POP 12HR 80 70 5 0 5 20 20 10
RAIN SHWRS C D L S S S
TSTMS C C
SDZ050-112100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 91 56 72 52 65
TEMP 71 71 77 87 91 84 72 65 59 56 60 68 72 70 61 58 56 53 55 60 64 63
DEWPT 61 61 61 51 42 49 57 55 50 47 47 44 45 48 50 49 50 52 54 54 55 58
RH 71 71 58 29 18 30 59 70 72 72 62 42 38 45 67 72 80 96 96 81 73 84
WIND DIR S S SW SW W NW N N N N N N NE E E E E E E E E E
WIND SPD 21 25 29 29 26 19 20 16 14 13 13 11 9 6 5 6 9 12 16 19 20 20
WIND GUST 35 40 43 42 39 32 32 31 32 32
CLOUDS SC SC FW SC FW FW FW FW SC SC FW CL FW B1 SC B1 B2 OV B2 B2 B2 B2
POP 12HR 0 5 5 50 70
QPF 12HR 0 0 0 0.07 0.32
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L C
TSTMS S S S C
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 53 73 50 66 50 72 53 72
TEMP 59 56 67 69 57 51 62 64 55 52 66 69 60 55 68 69
DEWPT 59 56 58 54 48 44 45 50 52 50 53 60 59 55 53 56
PWIND DIR SE W NW N SE SE S S
WIND CHAR BZ BZ GN GN GN GN GN GN
AVG CLOUDS B2 OV B2 SC SC SC B1 SC B1 B1 B2 B1 SC SC SC FW
POP 12HR 90 20 5 5 20 20 20 10
RAIN SHWRS C D S S S S
TSTMS C C
SDZ057-112100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 90 57 72 51 64
TEMP 71 70 78 88 90 84 72 64 60 57 61 67 71 70 62 59 56 52 55 59 63 62
DEWPT 62 62 61 47 44 55 57 53 50 49 49 45 44 47 49 49 50 51 53 51 53 57
RH 73 76 56 24 20 37 59 67 69 75 65 45 38 44 62 69 80 96 93 75 70 84
WIND DIR S S S SW W NW N N N N N N N NE NE E E E E E E E
WIND SPD 14 13 19 20 23 20 17 12 12 10 11 10 9 6 6 6 9 13 16 18 19 18
WIND GUST 27 28 31 33 35 31 28 23 26 28 29 29
CLOUDS SC SC FW FW FW FW FW FW B1 SC FW FW FW SC B1 B1 B2 OV B2 B2 B2 B2
POP 12HR 0 0 0 60 70
QPF 12HR 0 0 0 0.11 0.32
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L L L C
TSTMS S S S S
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 72 50 66 50 72 52 73
TEMP 58 56 66 69 57 51 63 64 56 53 66 70 60 55 68 69
DEWPT 58 56 59 54 50 47 45 50 52 52 52 59 59 55 53 56
PWIND DIR SE W NW N E SE SE SE
WIND CHAR BZ BZ GN LT GN GN GN GN
AVG CLOUDS B2 B2 B2 SC FW SC SC SC SC B1 B1 B1 SC SC SC FW
POP 12HR 90 20 5 5 30 20 20 10
RAIN SHWRS C D S C S S
TSTMS C C
SDZ038-112100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 90 55 71 50 62
TEMP 69 67 75 86 90 84 71 64 57 55 61 68 70 69 59 55 53 51 54 59 61 60
DEWPT 59 61 64 63 51 57 59 52 48 47 49 47 45 48 47 46 45 48 52 52 53 57
RH 70 81 69 46 26 40 66 65 72 74 65 47 41 47 64 72 74 89 93 78 75 90
WIND DIR S S S S SW W N N N N N N NW N N NE E NE E E E SE
WIND SPD 16 17 20 21 20 14 20 13 12 10 11 11 10 6 4 4 6 9 12 13 14 13
WIND GUST 29 33 33 32 26 31 25 24
CLOUDS B1 SC SC SC FW FW FW FW SC SC FW FW FW SC SC B1 B2 OV B2 B2 B1 B1
POP 12HR 0 0 0 20 60
QPF 12HR 0 0 0 0.01 0.24
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L S
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 70 49 66 49 71 52 72
TEMP 56 54 64 68 55 49 63 64 54 52 67 67 59 54 69 68
DEWPT 56 54 61 59 50 46 48 54 52 50 55 61 58 54 55 57
PWIND DIR SE SW NW NW E SE SE S
WIND CHAR GN BZ GN LT LT GN LT GN
AVG CLOUDS B2 OV B2 B1 FW SC SC SC SC B1 B1 SC SC SC SC FW
POP 12HR 70 60 5 0 5 20 20 10
RAIN SHWRS S L L S S
TSTMS C C
SDZ059-112100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 94 56 73 52 65
TEMP 69 69 77 87 93 86 73 66 60 56 63 70 73 71 60 56 55 53 56 61 64 62
DEWPT 61 63 65 66 54 52 60 55 50 47 49 48 46 48 48 47 48 48 53 55 55 58
RH 76 81 67 50 27 31 64 68 69 72 60 45 38 44 64 72 77 83 90 81 73 87
WIND DIR S S S S SW W NW N N N N N N N NE E E E E E E E
WIND SPD 18 20 24 27 25 17 20 16 14 12 13 12 11 8 4 3 6 10 13 16 17 16
WIND GUST 29 34 37 42 40 28 32 26 27 26
CLOUDS B1 SC FW SC FW FW FW FW SC B1 FW FW FW SC SC SC B2 OV B2 B2 B2 B2
POP 12HR 0 0 0 20 70
QPF 12HR 0 0 0 0.02 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S L L S S C
TSTMS S S S
HEAT INDEX 89
MAX HEAT 90 92 82
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 53 73 51 68 50 72 54 75
TEMP 57 56 67 70 57 51 64 65 54 52 67 69 60 55 70 70
DEWPT 57 56 65 60 51 47 50 53 52 51 57 61 59 55 58 58
PWIND DIR SE SW NW N E SE SE SE
WIND CHAR BZ BZ GN GN LT GN LT GN
AVG CLOUDS B2 OV B2 B1 SC SC B1 SC B1 B1 B2 SC SC SC B1 FW
POP 12HR 80 50 5 0 5 20 20 10
RAIN SHWRS C D C S S
TSTMS C C S
SDZ062-112100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 73 52 63
TEMP 67 67 74 82 86 83 73 68 62 59 64 70 72 69 60 56 54 54 57 59 62 60
DEWPT 56 60 66 69 68 67 62 60 54 49 52 51 51 53 50 48 47 47 52 57 58 58
RH 68 78 76 65 55 59 68 76 75 69 65 51 48 57 69 74 77 77 83 93 87 93
WIND DIR S S S S S S SW N N N N N N N N NE NE NE E E E E
WIND SPD 16 18 21 24 25 17 12 12 11 11 11 10 8 4 3 3 4 6 10 11 12 12
WIND GUST 26 31 35 41 42 32 21 24
CLOUDS CL FW B1 SC B1 SC FW FW FW SC SC FW FW FW SC SC B1 B2 B2 B1 B1 B1
POP 12HR 5 5 0 5 70
QPF 12HR 0 0 0 0 0.32
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C C
TSTMS S S S
HEAT INDEX 85 89 85
MAX HEAT 87 92 84
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 73 53 67 50 68 55 73
TEMP 57 58 68 69 58 53 64 63 54 53 65 66 59 57 70 69
DEWPT 57 58 67 65 55 50 54 57 52 51 59 62 59 57 60 60
PWIND DIR E S NW N E E SE SE
WIND CHAR BZ BZ LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 SC SC B1 SC SC SC B2 SC SC SC B1 SC
POP 12HR 80 80 10 0 10 30 20 20
RAIN SHWRS C D D S C S S
TSTMS S C C S S
SDZ070-112100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 89 60 75 54 68
TEMP 68 69 77 85 88 84 75 69 64 60 65 72 73 73 62 59 56 55 60 64 67 65
DEWPT 57 62 67 68 68 67 66 63 60 53 53 53 53 55 54 53 52 52 56 59 62 61
RH 68 78 71 57 52 57 74 81 87 78 65 51 49 53 75 80 86 90 87 84 84 87
WIND DIR SE S S S S S SW NW NW N N N N N NE E E E E E E E
WIND SPD 16 18 21 25 24 18 13 10 10 11 11 11 9 4 3 2 4 6 10 13 14 14
WIND GUST 28 33 36 37 37 31 25
CLOUDS CL FW B1 SC SC SC FW FW FW SC FW FW CL FW SC SC B1 B2 B2 B1 B1 B1
POP 12HR 5 10 5 5 80
QPF 12HR 0 0 0 0 0.40
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS D D C C C
TSTMS C C C S
HEAT INDEX 89 92 87
MAX HEAT 90 94 86
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 78 54 69 52 70 56 75
TEMP 61 60 73 73 60 55 66 66 56 54 66 68 61 58 72 70
DEWPT 61 60 69 66 59 52 54 57 55 54 60 64 61 58 62 62
PWIND DIR E S NW N E E SE E
WIND CHAR BZ BZ LT LT LT LT LT LT
AVG CLOUDS B2 B2 B2 B1 SC B1 B1 SC SC B1 B2 B1 SC B1 B1 SC
POP 12HR 70 70 20 10 10 20 20 20
RAIN SHWRS C L L C S S S S S
TSTMS C C C S
SDZ069-112100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
237 AM CDT FRI SEP 11 2026
DATE FRI 09/11/26 SAT 09/12/26 SUN 09/13/26
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 90 60 75 54 66
TEMP 69 68 76 84 89 85 75 69 64 60 64 71 74 72 62 59 57 55 57 62 66 64
DEWPT 59 62 66 68 68 67 61 61 57 50 52 51 51 53 53 51 51 51 56 58 61 61
RH 70 81 71 59 50 55 62 76 78 69 65 49 44 51 72 75 80 86 96 87 84 90
WIND DIR S S S S S S SW NW N N N N N N NE E E E E E E E
WIND SPD 16 18 23 26 26 16 11 11 11 12 12 11 9 4 3 3 5 8 12 14 17 14
WIND GUST 27 32 37 40 40 28 25 25
CLOUDS CL SC SC SC SC SC FW FW FW SC FW FW CL FW SC SC B1 B2 B1 B1 B1 B1
POP 12HR 5 5 0 10 70
QPF 12HR 0 0 0 0 0.36
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L L C C C
TSTMS C C C S
HEAT INDEX 87 93 88
MAX HEAT 89 95 85
DATE MON 09/14/26 TUE 09/15/26 WED 09/16/26 THU 09/17/26
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 75 54 68 52 70 56 74
TEMP 60 59 70 71 60 54 64 65 56 54 66 67 61 58 70 70
DEWPT 60 59 68 65 56 50 53 56 54 53 59 63 61 58 61 61
PWIND DIR E S NW N E E SE E
WIND CHAR BZ BZ LT GN LT GN LT LT
AVG CLOUDS B2 B2 B2 SC SC SC B1 SC SC B1 B2 SC SC SC B1 SC
POP 12HR 80 70 10 5 10 20 20 20
RAIN SHWRS C D L S S S S
TSTMS C C C S
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