654
FOUS53 KFSD 151856
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
156 PM CDT MON SEP 15 2025
IAZ012-152100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
156 PM 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 61 89 61 79
TEMP 84 80 70 66 63 61 75 86 88 82 70 67 63 62 71 76 76 71
DEWPT 67 67 65 64 62 61 68 70 68 69 65 64 63 62 67 68 68 68
RH 57 65 84 93 97100 79 59 52 65 84 90100100 87 76 76 90
WIND DIR S S S S S S S S S S S S S SE SE S S N
WIND SPD 13 9 6 5 5 5 6 8 9 5 4 3 3 2 4 5 5 5
CLOUDS CL CL CL FW CL FW CL FW FW FW SC SC SC B1 B1 B2 B1 B2
POP 12HR 5 0 0 20 70
QPF 12HR 0 0 0 0 0.16
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L D
TSTMS S S S S C C C
HEAT INDEX 86 82 90 92 85
MAX HEAT 82 87 90 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 58 71 55 71 55 76
TEMP 64 62 71 68 62 60 69 66 58 57 68 67 59 56 72 71
DEWPT 64 62 66 66 62 60 64 63 58 57 63 63 58 56 64 65
PWIND DIR E SE E W SE S SW S
WIND CHAR LT LT LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B1 B2 B1 B1 SC SC SC SC
POP 12HR 80 70 50 40 30 20 10 5
RAIN SHWRS D D C L C C C C S C S S
TSTMS C C C C C S S C S C S
IAZ031-152100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
156 PM 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 62 88 62 78
TEMP 85 82 72 66 64 62 74 85 87 82 72 67 64 62 70 76 76 72
DEWPT 67 68 66 64 63 62 68 69 68 68 67 65 63 62 66 68 68 67
RH 55 63 81 93 97100 82 59 53 63 84 93 97100 87 76 76 84
WIND DIR S S SE SE SE SE S S S S SE S SE E SE S S S
WIND SPD 11 6 5 5 4 3 5 8 9 5 4 3 2 2 4 6 6 5
CLOUDS CL CL FW FW FW FW CL FW FW FW SC SC B1 B2 B2 B1 B1 B2
POP 12HR 5 5 0 30 70
QPF 12HR 0 0 0 0.03 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L L
TSTMS S C S C C C C
HEAT INDEX 88 85 89 91 86
MAX HEAT 83 90 82 90 92 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 73 59 72 56 72 56 77
TEMP 65 64 71 70 62 61 69 68 60 58 71 69 60 58 74 74
DEWPT 65 63 66 66 62 61 63 62 59 58 62 63 60 57 64 65
PWIND DIR SE SE NE W SW SW SW S
WIND CHAR LT LT LT LT LT LT LT LT
AVG CLOUDS B2 OV OV B2 B2 B2 B2 B1 B1 B2 B2 SC SC SC SC SC
POP 12HR 80 70 50 40 30 20 10 5
RAIN SHWRS L D C L C C C C S C S S
TSTMS C C C C S S S S S S
IAZ014-152100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
156 PM 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 88 62 91 61 85
TEMP 87 83 71 66 64 62 77 88 89 83 71 66 63 61 73 81 81 73
DEWPT 65 65 64 63 62 61 67 67 65 66 64 63 62 60 66 66 66 67
RH 48 55 79 90 93 97 71 50 45 57 79 90 97 97 79 60 60 81
WIND DIR S S S S S S S S S S S SW SW S S S S E
WIND SPD 13 9 6 5 5 4 5 9 9 5 5 3 2 2 4 5 6 5
CLOUDS CL CL CL FW FW FW FW FW FW FW FW SC SC SC SC B1 B1 B2
POP 12HR 10 10 10 20 60
QPF 12HR 0 0 0 0 0.19
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L D
TSTMS S S S C C C
HEAT INDEX 89 85 91 91 83 83
MAX HEAT 85 91 81 91 94 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 60 77 58 73 55 72 55 77
TEMP 64 61 73 70 62 60 69 67 58 57 69 67 58 56 73 71
DEWPT 63 61 66 65 62 60 64 62 58 56 61 62 58 55 62 63
PWIND DIR E SE SE SE SE S SW SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 OV B2 B1 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 80 60 60 50 30 30 10 5
RAIN SHWRS D D C L L C C C C C C C
TSTMS C C S C C S S C C S S
IAZ022-152100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
156 PM 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 88 64 89 63 83
TEMP 87 82 72 68 66 64 77 86 87 82 70 67 65 63 72 80 79 73
DEWPT 66 66 65 64 64 63 69 67 66 67 65 64 63 63 68 66 66 67
RH 50 58 79 87 93 97 76 53 50 61 84 90 93100 87 62 64 81
WIND DIR S S S S S S S S S S S S SW SE S S S SE
WIND SPD 13 8 6 6 5 5 5 8 9 5 4 4 3 3 4 5 6 5
CLOUDS FW FW CL FW FW FW FW FW FW FW SC SC SC SC SC B1 B1 B2
POP 12HR 10 10 10 20 60
QPF 12HR 0 0 0 0 0.15
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C L L L
TSTMS S S S C C C
HEAT INDEX 89 85 89 90 84
MAX HEAT 86 91 90 92 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 76 60 73 57 72 56 77
TEMP 65 63 72 70 63 61 69 68 59 58 69 67 60 58 73 71
DEWPT 65 63 66 66 63 61 64 63 59 58 62 63 59 58 63 63
PWIND DIR SE SE SE S S S SW SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 OV B2 B2 B1 B1 B2 B1 SC SC SC SC
POP 12HR 80 70 60 50 30 30 20 10
RAIN SHWRS L D C L L C C C C C C C S
TSTMS C C C C C S S C C C C S
MNZ072-152100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
156 PM 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 65 90 62 81
TEMP 85 81 72 69 66 65 75 87 90 83 72 68 64 62 70 78 77 70
DEWPT 62 64 64 64 63 63 66 65 65 66 65 64 63 62 66 66 66 65
RH 46 56 76 84 90 93 74 48 44 57 79 87 97100 87 67 69 84
WIND DIR S S S S S S SW S SW W W W W NW N NE NE N
WIND SPD 14 10 9 8 8 6 8 9 10 5 5 5 4 3 4 5 6 5
CLOUDS CL CL CL CL FW FW CL FW FW FW FW SC SC SC SC SC B1 B2
POP 12HR 0 0 5 20 60
QPF 12HR 0 0 0 0 0.31
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S L L L
TSTMS S S C C C
HEAT INDEX 85
MAX HEAT 87 81 89 92 81
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 75 60 71 57 71 56 75
TEMP 64 62 70 68 63 61 67 66 60 57 68 67 59 58 71 70
DEWPT 64 62 65 65 62 61 63 62 59 57 61 61 59 57 62 62
PWIND DIR NE E E E S S S SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 OV B2 B2 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 70 60 50 50 30 30 10 5
RAIN SHWRS L C C L C C C C C S S C
TSTMS C C S C C S S C S S
MNZ081-152100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
156 PM 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 86 83 72 68 66 64 76 87 90 83 71 67 64 62 72 80 81 72
DEWPT 62 63 64 63 62 62 65 65 63 64 64 63 62 61 65 64 64 65
RH 45 51 76 84 87 93 69 48 41 53 79 87 93 97 79 58 56 79
WIND DIR S S S S S S S S S S SW SW SW W SW S S NE
WIND SPD 13 9 8 5 5 5 8 9 9 5 5 4 3 2 4 5 5 5
CLOUDS CL CL CL CL CL FW FW FW FW FW FW SC FW SC SC B1 B1 B1
POP 12HR 5 0 0 20 60
QPF 12HR 0 0 0 0 0.36
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S L L L
TSTMS S S S C C C
HEAT INDEX 89 83
MAX HEAT 85 87 81 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 71 56 72 56 75
TEMP 64 62 72 70 62 60 69 67 59 57 68 67 59 57 72 71
DEWPT 63 62 63 63 62 60 61 60 58 57 59 60 58 57 59 60
PWIND DIR E SE SE SE S S S SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 70 60 60 50 40 30 10 5
RAIN SHWRS L L C L L C C C C S C C
TSTMS C C S C C S S C S S
MNZ089-152100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
156 PM 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 61 81
TEMP 84 81 71 66 64 62 75 86 88 82 70 66 63 61 72 78 77 72
DEWPT 62 63 64 64 62 61 66 65 63 64 65 64 62 61 65 65 64 65
RH 48 54 79 93 93 97 74 50 43 55 84 93 97100 79 64 64 79
WIND DIR S S S S S S S S S S SW SW SW NW SE S S NE
WIND SPD 13 10 8 6 6 5 8 10 9 5 5 4 3 2 4 5 6 5
CLOUDS CL CL CL CL FW FW CL FW FW FW FW SC SC SC SC B1 B1 B2
POP 12HR 5 0 0 20 70
QPF 12HR 0 0 0 0.01 0.30
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C L L D
TSTMS S S S S C C C
HEAT INDEX 84
MAX HEAT 82 86 88 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 60 75 59 70 55 70 55 74
TEMP 63 61 71 69 62 60 67 65 58 56 68 67 58 56 71 70
DEWPT 63 61 63 64 62 60 61 60 58 56 60 60 58 56 60 60
PWIND DIR E E E SE S S S SW
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC B1 B1 SC
POP 12HR 80 70 50 50 30 30 10 5
RAIN SHWRS D L C L C C C C C S C C
TSTMS C C S C C S S C C S S
SDZ040-152100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
156 PM 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 83 61 88 60 77
TEMP 83 79 70 66 63 61 72 84 87 82 70 66 62 60 69 75 73 68
DEWPT 62 64 64 62 61 59 64 66 65 65 64 62 61 60 64 66 66 65
RH 49 60 81 87 93 93 76 55 48 56 81 87 97100 84 74 79 90
WIND DIR S S S S S S S SW SW S SW E NE NE NE E NE NE
WIND SPD 17 11 10 9 8 6 9 10 10 5 5 4 3 3 5 9 9 6
WIND GUST 27
CLOUDS CL CL FW FW FW FW FW FW FW FW SC B1 SC B1 B1 B1 B2 B2
POP 12HR 0 0 5 20 70
QPF 12HR 0 0 0 0.02 0.52
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 C C C
HEAT INDEX 86 89
MAX HEAT 83 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 73 58 69 54 70 54 74
TEMP 62 61 69 67 61 59 67 65 58 56 67 67 58 56 71 70
DEWPT 62 60 64 63 61 58 62 61 57 55 61 61 57 55 61 62
PWIND DIR NE E NE E S S S S
WIND CHAR LT GN GN GN LT GN LT LT
AVG CLOUDS B2 OV B2 B2 B2 OV B2 B2 B2 B2 B2 B1 SC B1 B1 SC
POP 12HR 70 70 50 50 30 20 5 5
RAIN SHWRS L L C L C C C C C S S S
TSTMS C C S C C S S C S S
SDZ050-152100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
156 PM 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 61 84 59 69
TEMP 84 80 71 67 64 62 71 81 84 76 67 64 61 59 63 66 67 64
DEWPT 59 62 60 59 58 58 61 63 63 64 63 63 61 59 63 64 64 64
RH 43 54 68 75 81 87 71 54 49 66 87 97100100100 93 90100
WIND DIR S S S SW SW SW SW S S NW W W W NW E E E NE
WIND SPD 16 10 12 12 11 8 9 9 10 8 5 5 5 5 6 10 10 8
CLOUDS FW SC FW FW FW FW FW FW SC B1 B2 B2 B2 B2 B2 OV OV B2
POP 12HR 0 5 20 60 90
QPF 12HR 0 0 0.04 0.10 0.50
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C L L L L D D L
TSTMS C C C C 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 57 68 54 68 52 72 54 79
TEMP 62 59 64 62 58 55 64 63 56 55 67 67 58 56 72 72
DEWPT 62 59 62 60 58 55 59 59 56 55 60 59 58 55 62 62
PWIND DIR NE N NW NW W W S S
WIND CHAR GN GN GN GN LT GN LT GN
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B1 B1 B1 B1 B1 SC SC SC FW
POP 12HR 70 60 30 40 20 10 5 5
RAIN SHWRS L L L L C C C C S S
TSTMS C S C S S S
SDZ057-152100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
156 PM 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 61 85 60 72
TEMP 84 81 71 66 65 62 70 81 84 79 68 66 62 61 65 69 68 66
DEWPT 59 62 63 62 59 58 63 65 64 66 66 65 62 61 65 66 66 66
RH 43 53 76 87 81 87 78 58 51 64 93 97100100100 90 93100
WIND DIR S SE S S S W S W NW N SE NE N NE NE E NE NE
WIND SPD 13 9 10 10 9 6 8 9 10 8 5 5 5 5 8 10 11 10
CLOUDS FW FW FW FW SC FW FW FW FW B1 B2 B2 B2 OV B2 OV B2 OV
POP 12HR 0 5 20 50 80
QPF 12HR 0 0 0.02 0.13 0.78
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L D D L
TSTMS C C C S S C C C
HEAT INDEX 86
MAX HEAT 81 86 83 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 58 69 54 69 54 72 54 79
TEMP 63 61 66 64 59 57 66 65 58 56 68 68 59 56 73 74
DEWPT 63 60 63 62 59 57 60 60 58 56 61 61 59 56 62 63
PWIND DIR NE N NW NW W SW SE S
WIND CHAR GN GN GN GN LT GN LT GN
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B1 B1 B2 B1 SC SC SC SC FW
POP 12HR 70 60 30 40 20 10 5 5
RAIN SHWRS L L L C S C C C S S
TSTMS C S C S S
SDZ038-152100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
156 PM 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 87 61 74
TEMP 84 81 72 66 63 62 71 81 86 81 70 65 63 61 67 71 71 67
DEWPT 60 62 62 62 61 60 62 65 65 67 66 64 63 61 64 66 66 66
RH 44 53 71 87 93 93 73 58 50 63 87 97100100 90 84 84 97
WIND DIR S S S S S S S SW NW NE NE NE NE N NE NE NE NE
WIND SPD 16 9 10 9 8 6 8 8 9 5 5 4 4 5 6 9 10 9
CLOUDS FW FW FW FW FW SC FW FW FW SC B1 B1 B1 B2 B2 B2 B2 B2
POP 12HR 0 5 10 30 80
QPF 12HR 0 0 0 0.02 0.46
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C C D D L
TSTMS C S C S S S C C C
HEAT INDEX 83 83 88 83
MAX HEAT 80 85 81 84 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 70 58 69 56 72 56 77
TEMP 62 61 67 66 61 59 67 66 58 57 68 68 59 56 71 72
DEWPT 62 60 63 63 61 59 62 62 58 57 61 62 59 56 63 64
PWIND DIR NE NE N NW SW SW SE S
WIND CHAR GN GN LT GN LT GN LT LT
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 60 60 30 50 20 20 5 5
RAIN SHWRS L L L L C C C C S S S
TSTMS C C C C C C S
SDZ059-152100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
156 PM 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 61 89 61 75
TEMP 85 82 72 66 63 61 72 85 89 81 70 66 63 61 67 73 73 68
DEWPT 60 63 64 63 61 60 64 65 64 66 67 64 63 61 65 66 67 67
RH 43 53 76 90 93 97 76 51 44 60 90 93100100 93 79 81 97
WIND DIR S S S S S S S S S SE SE S SE NE E E E NE
WIND SPD 18 10 11 9 8 6 9 10 10 6 5 4 4 4 5 8 10 8
CLOUDS CL FW SC CL FW FW FW FW FW SC B2 B1 B1 B2 B2 B2 B2 B2
POP 12HR 0 0 10 40 80
QPF 12HR 0 0 0.03 0.03 0.43
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C C C D D L
TSTMS S S C S S S C C C
HEAT INDEX 87 83
MAX HEAT 81 87 81 88 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 60 72 57 70 55 72 55 77
TEMP 63 61 68 66 61 58 67 65 58 57 68 67 59 56 72 72
DEWPT 63 61 66 65 61 58 63 63 58 57 62 63 59 56 64 65
PWIND DIR NE NE N NW SW SW S S
WIND CHAR LT GN LT GN LT GN LT LT
AVG CLOUDS OV OV B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 SC SC SC FW
POP 12HR 70 70 40 50 20 20 5 5
RAIN SHWRS L L L L C C C C S S S
TSTMS C C C S S S S S
SDZ062-152100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
156 PM 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 78
TEMP 84 80 72 67 64 62 74 86 89 83 71 67 64 62 69 76 76 71
DEWPT 64 65 65 64 62 61 66 67 65 66 65 64 63 62 66 67 66 67
RH 51 60 79 90 93 97 76 53 45 57 81 90 97100 90 74 71 87
WIND DIR S S S S S SE S S S S S SE SE E E SE S NE
WIND SPD 14 10 9 5 5 5 6 10 10 5 4 3 2 2 4 6 8 5
CLOUDS CL CL FW CL FW FW FW FW FW FW SC SC SC B1 B1 B2 B2 B2
POP 12HR 0 0 0 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 D
TSTMS S S S S C C C
HEAT INDEX 86 82 88 91 85
MAX HEAT 82 87 81 90 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 62 73 59 70 56 71 56 76
TEMP 65 62 71 68 62 60 67 65 59 57 68 67 60 57 72 71
DEWPT 64 62 66 65 62 60 63 62 59 57 62 62 58 57 63 63
PWIND DIR E E NE NW S SW S S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 80 70 50 40 30 20 10 5
RAIN SHWRS D L C L C C C C C C S S
TSTMS C C S C C S S C C C S
SDZ070-152100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
156 PM 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 77
TEMP 85 81 71 66 64 62 74 86 88 83 71 67 64 62 70 75 74 71
DEWPT 68 68 67 65 63 61 68 70 69 70 68 66 64 62 67 69 69 70
RH 57 65 87 97 97 97 82 59 54 65 90 97100100 90 82 84 97
WIND DIR S S SE SE SE SE S S S S SE S SE SE SE SE S E
WIND SPD 13 10 8 5 5 5 5 9 10 6 5 4 3 3 5 6 8 5
CLOUDS CL CL FW FW FW FW FW FW FW FW SC SC B1 B2 B2 B2 B2 B2
POP 12HR 0 0 0 30 70
QPF 12HR 0 0 0 0.02 0.21
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C L L D
TSTMS S C C C C C C
HEAT INDEX 87 84 91 93 86
MAX HEAT 83 89 92 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 62 73 58 71 56 72 56 77
TEMP 65 63 71 69 62 60 69 68 60 57 70 69 60 58 74 73
DEWPT 65 63 68 67 62 60 64 64 59 57 64 64 60 57 66 66
PWIND DIR E E N NW SW SW SW S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV OV B2 B2 OV B2 B2 B1 B2 B2 B1 SC SC SC SC
POP 12HR 80 70 50 40 30 20 10 5
RAIN SHWRS D D C L C C C C S C S S
TSTMS C C C C S S S S C S
SDZ069-152100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
156 PM 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 61 89 62 77
TEMP 84 80 70 66 63 62 72 85 88 82 70 66 64 62 67 73 73 69
DEWPT 64 67 66 64 62 61 66 69 68 69 68 65 63 62 66 68 68 69
RH 51 65 87 93 97 97 81 59 52 65 93 97 97100 97 84 84100
WIND DIR S S SE SE SE S S S S S SE S SE SE SE SE SE NE
WIND SPD 16 10 9 5 5 5 6 9 10 5 5 4 3 3 5 8 8 5
CLOUDS CL FW FW FW FW FW FW FW FW SC SC B1 B1 B2 B2 B2 B2 B2
POP 12HR 0 0 5 30 80
QPF 12HR 0 0 0 0.06 0.28
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C D D D
TSTMS S C S S C C C
HEAT INDEX 86 83 89 91 85
MAX HEAT 81 87 90 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 62 72 58 70 56 72 56 77
TEMP 65 63 69 67 62 60 67 66 59 57 68 68 60 58 72 72
DEWPT 65 63 67 67 62 60 63 63 59 57 63 64 60 57 64 66
PWIND DIR E NE NW NW W SW S S
WIND CHAR LT GN LT GN LT LT LT LT
AVG CLOUDS B2 OV OV B2 B2 OV B2 B2 B2 B2 B2 B1 SC SC SC FW
POP 12HR 80 60 40 40 30 20 10 5
RAIN SHWRS D D C L C C C C S C S
TSTMS C C S C S S S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page