826
FOUS53 KFSD 181023
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
523 AM CDT THU SEP 18 2025
IAZ012-182100-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 73 57 70 55 74
TEMP 61 65 71 72 68 62 62 60 59 63 67 67 64 59 58 57 56 64 70 73 69
DEWPT 60 63 64 63 63 62 61 59 59 62 62 61 61 59 58 57 56 62 63 63 63
RH 97 93 79 73 84100 97 96100 97 84 81 90100100100100 93 78 71 81
WIND DIR S S S S SW S S SW SW W W W W SW S S S S S SW SW
WIND SPD 5 6 10 10 5 4 4 4 5 5 6 6 4 3 3 3 3 5 6 6 3
CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC B1 SC B1 SC B1 B1 B1
POP 12HR 40 30 30 30 10
QPF 12HR 0.02 0.15 0 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S S C C S S C C
TSTMS S S S S S C
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 78 58 77 53 71 51 72
TEMP 60 58 73 72 62 60 75 68 58 55 69 65 57 53 70 65
DEWPT 60 58 67 66 62 60 66 63 57 53 58 58 54 51 57 55
PWIND DIR S S S SW NW N NE N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC FW SC B1 SC SC SC SC SC SC FW SC FW
POP 12HR 30 30 20 20 30 30 20 10
RAIN SHWRS C C S S S C S S C S
TSTMS S S S S C S S S
IAZ031-182100-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 73 57 72 56 75
TEMP 60 65 72 73 68 63 62 60 58 63 68 69 67 62 59 58 58 65 72 74 72
DEWPT 59 63 63 63 64 63 61 60 58 60 60 60 60 60 59 58 58 62 63 63 63
RH 96 93 73 71 87100 97100100 90 76 73 78 93100100100 90 73 69 73
WIND DIR S S S S S S SW W W W W W W S SE S SE S S S S
WIND SPD 3 5 10 9 5 4 4 4 4 5 6 5 3 3 3 2 3 4 6 6 4
CLOUDS B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 40 30 20 40 20
QPF 12HR 0.09 0.25 0 0.10 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C S S S S S C C S S S
TSTMS S S C C S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 78 59 78 53 72 52 73
TEMP 61 60 74 73 63 61 75 71 59 55 70 68 57 55 71 68
DEWPT 61 60 66 66 63 61 65 63 58 53 57 57 54 52 58 56
PWIND DIR SE S S SW NW NW N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS B1 B1 B1 SC FW SC B1 SC SC B1 SC SC SC SC FW FW
POP 12HR 30 20 20 30 30 30 20 10
RAIN SHWRS S C S S S C C C C C S S S
TSTMS S S S S C C S S
IAZ014-182100-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 76 58 73 55 76
TEMP 62 67 75 75 70 64 62 60 58 64 68 70 67 61 58 58 56 64 71 74 70
DEWPT 62 64 63 63 63 63 61 60 58 62 62 61 60 58 57 56 56 61 62 62 62
RH 100 90 66 66 78 97 97100100 93 81 73 78 90 96 93100 90 73 66 76
WIND DIR S S S S S S SE S S SW SW W W SW SW S S S S S S
WIND SPD 5 6 10 10 5 5 4 4 4 6 8 8 5 4 3 3 3 5 9 9 5
CLOUDS B2 B1 B1 B2 B2 B2 B2 B2 OV B2 B1 B1 B1 B1 B1 B1 B2 B1 B1 B1 B1
POP 12HR 40 50 30 30 20
QPF 12HR 0.02 0.29 0.13 0.06 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C C C C S S C C S S
TSTMS S S S S S S S S C
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 78 58 80 53 73 52 72
TEMP 60 57 74 72 61 59 75 70 59 55 69 67 57 54 69 66
DEWPT 59 57 66 65 61 59 65 63 57 53 57 57 53 51 56 54
PWIND DIR S S S SW NW NW N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC B1 SC SC SC B1 B1 SC SC B1 SC SC SC SC SC SC
POP 12HR 30 30 20 20 30 30 20 20
RAIN SHWRS C C C S S C S S C S S S S
TSTMS S C S S S S
IAZ022-182100-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 75 58 72 56 75
TEMP 61 67 73 74 69 64 62 61 59 64 67 70 66 60 59 58 57 65 71 74 70
DEWPT 61 65 64 64 65 64 62 61 59 63 62 61 61 59 58 58 57 62 63 62 63
RH 100 93 73 71 87100100100100 97 84 73 84 96 96100100 90 76 66 78
WIND DIR SW S S S SW S S SW SW SW W W W SW S S S S S S S
WIND SPD 4 6 10 10 5 5 5 5 5 6 8 8 4 4 4 4 4 5 9 8 5
CLOUDS B1 B1 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 40 50 30 30 20
QPF 12HR 0.11 0.31 0 0.09 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S S S C C S S C C S S
TSTMS S S S S S S C S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 77 60 79 55 71 54 72
TEMP 61 60 73 72 63 61 75 70 59 56 69 66 57 55 69 66
DEWPT 61 60 66 66 62 61 65 64 58 55 57 57 54 53 57 56
PWIND DIR S S S S NW NW N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS B1 B1 B1 SC SC SC B1 SC SC B1 SC SC SC SC SC FW
POP 12HR 30 30 20 20 30 30 20 20
RAIN SHWRS C C S S S C C S C S S S S
TSTMS S S S S C C S C S S
MNZ072-182100-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 73 60 70 56 73
TEMP 64 66 71 73 71 64 63 61 61 63 67 68 66 62 59 58 58 62 68 71 68
DEWPT 63 64 64 63 63 63 62 61 61 62 62 62 61 60 58 57 58 60 60 60 61
RH 97 93 79 71 76 97 97100100 97 84 81 84 93 96 96100 93 76 68 78
WIND DIR SE S S S SE SE S S S SW SW SW W SW SW SW SW S SW SW SW
WIND SPD 5 5 10 9 5 5 4 4 5 5 8 8 5 5 5 5 5 5 8 6 4
CLOUDS OV B2 B1 B1 SC B1 B2 B2 OV B2 B2 B1 B1 SC SC B1 B1 B1 B1 SC SC
POP 12HR 40 50 50 20 20
QPF 12HR 0 0.16 0.18 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C C C C C S S S S S S
TSTMS S S S S S S S S S S S S
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 78 60 79 56 71 54 71
TEMP 59 57 73 72 63 61 74 70 60 56 69 67 59 56 67 64
DEWPT 58 57 63 64 62 60 62 61 57 54 57 59 56 52 56 55
PWIND DIR SW S S SW NW N NW N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC FW FW SC SC SC SC SC SC SC FW FW SC SC
POP 12HR 20 30 10 20 20 20 10 10
RAIN SHWRS S C C S S S S
TSTMS S S S
MNZ081-182100-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 76 60 72 56 74
TEMP 63 67 73 76 72 65 63 61 60 65 69 70 67 61 59 57 57 64 70 73 69
DEWPT 63 63 62 60 61 62 62 61 60 62 60 59 59 58 57 56 56 60 59 59 60
RH 100 87 68 58 68 90 97100100 90 73 68 75 90 93 96 96 87 68 62 73
WIND DIR S S S S S SE S S S SW SW SW SW SW SW S S S S SW S
WIND SPD 5 6 10 9 5 4 4 4 4 5 8 8 5 3 3 3 3 5 9 8 4
CLOUDS B2 B1 B1 B2 B1 B2 B2 B2 OV B2 B1 B1 B1 SC SC B1 B1 B1 B1 B1 SC
POP 12HR 40 50 50 30 20
QPF 12HR 0 0.27 0.13 0.09 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C C C C S S C C S S S S S
TSTMS S S C S S S S S C S S S S S S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 78 59 79 55 71 54 71
TEMP 60 57 74 72 62 60 75 70 59 55 69 67 57 54 68 65
DEWPT 58 57 62 62 61 60 62 60 57 53 55 54 54 52 53 52
PWIND DIR SW S S SW NW N N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC B1 SC FW SC B1 SC SC SC SC SC SC SC SC SC
POP 12HR 30 30 20 20 30 20 20 10
RAIN SHWRS S C C C S S C S S S S
TSTMS S S S S S
MNZ089-182100-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 74 58 70 55 73
TEMP 63 65 72 73 69 63 62 60 59 63 67 68 65 59 57 56 56 63 69 72 69
DEWPT 62 63 61 60 61 62 61 60 59 61 60 59 59 58 57 56 56 60 60 59 60
RH 97 93 68 64 76 97 97100100 93 78 73 81 96100100100 90 73 64 73
WIND DIR S S S S S S S S S SW SW SW SW SW SW S S S S SW SW
WIND SPD 5 8 10 10 5 5 4 4 5 6 8 8 5 4 4 4 4 5 9 8 4
CLOUDS B2 B2 B1 B2 B1 B2 B2 B2 OV B2 B2 B1 B1 SC SC B1 B2 B1 B1 B1 SC
POP 12HR 40 50 40 20 20
QPF 12HR 0 0.40 0.05 0.01 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C C C C C C S S S S S S S
TSTMS S S S S S S S S S S S S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 78 58 77 53 71 53 71
TEMP 58 57 73 72 61 59 74 70 59 55 69 66 57 54 68 64
DEWPT 58 57 63 63 61 59 63 60 57 52 55 54 54 51 53 53
PWIND DIR SW S S SW NW N N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC FW SC B1 SC SC B1 SC SC SC SC SC SC
POP 12HR 30 30 20 20 30 20 20 10
RAIN SHWRS S C C C S S C S S S S
TSTMS S S S S S S S
SDZ040-182100-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 70 57 68 54 72
TEMP 62 63 68 70 67 62 59 59 57 60 64 66 64 59 57 56 55 61 68 71 67
DEWPT 62 62 62 62 62 61 59 59 57 60 60 60 59 57 57 56 54 58 60 60 60
RH 100 97 81 76 84 97100100100100 87 81 84 93100100 96 90 76 68 78
WIND DIR SE S S S S SE SE W W W W W W SW SW SW S SW SW SW SW
WIND SPD 6 8 10 10 5 5 5 5 5 8 10 10 5 5 4 4 4 5 9 8 4
CLOUDS B2 B2 B2 B2 B1 B2 B2 OV OV B2 B2 B2 B1 B1 B1 B1 B1 B1 B1 SC SC
POP 12HR 40 40 40 10 10
QPF 12HR 0.05 0.18 0.05 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C S S C C C C C S S
TSTMS S C C S S S S
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 54 78 57 76 52 70 51 71
TEMP 58 56 73 72 61 58 73 68 57 53 68 66 57 53 68 64
DEWPT 57 55 63 63 60 57 62 61 54 51 57 58 54 51 56 55
PWIND DIR S S S SW NW N N N
WIND CHAR LT LT LT GN LT GN LT GN
AVG CLOUDS SC SC SC FW SC SC B1 SC SC B1 SC SC SC FW FW SC
POP 12HR 20 20 10 30 20 20 10 10
RAIN SHWRS S S S C S S S
TSTMS S S S S
SDZ050-182100-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 61 51 68 51 74
TEMP 59 59 60 60 59 57 55 53 53 56 62 65 64 58 55 53 52 60 68 72 69
DEWPT 58 59 59 59 57 56 55 53 52 55 56 57 57 56 54 53 52 57 60 60 61
RH 96100 96 96 93 96100100 96 96 81 75 78 93 96100100 90 76 66 76
WIND DIR W NW NW NW NW NW NW NW NW NW W W NW E SE S W E SE SE SE
WIND SPD 9 10 12 13 12 10 10 10 10 10 10 8 5 4 4 4 5 5 6 5 5
CLOUDS OV OV B2 OV B2 B2 B2 B1 B2 B2 SC SC SC FW FW SC SC SC SC SC FW
POP 12HR 40 20 20 10 5
QPF 12HR 0.04 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S C C C S S S S
TSTMS C C
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 80 57 72 51 70 51 72
TEMP 60 57 74 74 62 59 70 65 56 52 66 66 57 53 67 66
DEWPT 58 57 62 62 58 55 59 55 52 49 55 57 53 50 56 55
PWIND DIR S S S NW NW NW NW N
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS SC SC FW FW FW SC SC SC SC SC SC SC SC FW FW FW
POP 12HR 20 5 5 20 20 20 10 10
RAIN SHWRS S S S S S S
TSTMS S S S
SDZ057-182100-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 62 53 68 52 75
TEMP 60 61 62 62 61 59 58 55 54 58 62 65 64 59 57 55 54 60 69 73 70
DEWPT 60 60 61 60 59 59 58 55 54 57 58 59 59 58 57 55 53 59 60 60 62
RH 100 97 97 93 93100100100100 96 87 81 84 96100100 96 96 73 64 76
WIND DIR N N NW NW NW NW W W W W W NW NW NE SE S SE E SE S SE
WIND SPD 6 10 11 13 12 10 10 10 10 10 10 10 6 5 5 4 4 5 6 6 5
CLOUDS OV OV OV B2 B2 B2 B2 B2 B2 B2 B1 SC SC FW FW SC SC SC SC SC FW
POP 12HR 50 20 10 5 5
QPF 12HR 0.11 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C S
TSTMS C C
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 81 57 74 52 72 51 73
TEMP 60 57 75 75 64 59 71 66 57 53 68 68 59 53 69 67
DEWPT 60 56 64 63 61 57 60 58 54 51 57 58 55 52 56 57
PWIND DIR SE S SE NW NW NW N N
WIND CHAR LT LT LT GN GN GN GN GN
AVG CLOUDS SC SC FW FW FW SC SC SC B1 B1 SC SC SC FW FW FW
POP 12HR 20 10 5 30 20 20 10 10
RAIN SHWRS S S C S S S
TSTMS S S
SDZ038-182100-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 66 56 67 54 73
TEMP 62 62 64 66 63 61 59 58 57 59 63 65 64 59 57 56 55 60 68 71 69
DEWPT 62 61 62 61 62 61 59 58 57 58 60 60 60 59 57 55 55 58 60 61 62
RH 100 97 93 84 97100100100100 96 90 84 87100100 96100 93 76 71 78
WIND DIR E SE SE SW NW NW NW W NW W W W NW W SW SW SW SW SW SW S
WIND SPD 6 8 10 10 8 6 5 6 6 9 9 9 5 4 4 3 3 4 5 5 3
CLOUDS OV B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B1 B1 B1 SC SC SC SC SC SC FW
POP 12HR 40 30 30 5 5
QPF 12HR 0.07 0.05 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C C C C C S S S S S C C
TSTMS S C C S
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 55 79 58 74 53 71 53 72
TEMP 58 56 73 73 62 58 71 67 56 53 68 67 58 53 67 66
DEWPT 58 56 64 65 60 56 60 60 54 51 59 59 55 51 57 57
PWIND DIR SE S S W NW N N N
WIND CHAR LT LT LT GN GN GN LT GN
AVG CLOUDS SC SC SC FW FW SC SC SC SC B1 SC FW FW FW FW FW
POP 12HR 20 10 5 30 20 20 10 10
RAIN SHWRS S C S S S S
TSTMS S S S
SDZ059-182100-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 68 56 70 53 74
TEMP 60 62 66 67 65 61 59 58 57 60 64 67 64 59 57 55 54 61 69 73 69
DEWPT 60 62 62 62 63 61 59 58 56 59 60 60 61 59 57 55 54 60 62 62 63
RH 100100 87 84 93100100100 96 96 87 78 90100100100100 97 78 68 81
WIND DIR SE S S S W NW NW NW W W W W W SW S S SE SE S SW SE
WIND SPD 5 6 10 10 8 6 6 6 8 9 10 9 5 4 4 4 3 5 5 5 4
CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 SC SC SC B1 SC SC SC FW
POP 12HR 40 20 20 10 5
QPF 12HR 0.07 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C C S S S S S S S S
TSTMS C C S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 80 58 76 52 71 52 73
TEMP 59 56 75 74 62 58 72 67 57 53 68 67 57 53 69 66
DEWPT 59 56 66 66 62 57 62 61 55 51 59 59 56 52 57 57
PWIND DIR SE S S W NW N N N
WIND CHAR LT LT LT GN GN GN LT GN
AVG CLOUDS SC SC SC FW FW SC SC SC SC B1 SC SC FW FW FW FW
POP 12HR 20 20 5 30 20 20 10 10
RAIN SHWRS S S C S S S S
TSTMS S S S S
SDZ062-182100-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 72 58 70 55 74
TEMP 62 64 70 72 68 63 61 60 59 62 65 67 64 59 58 57 55 63 71 74 69
DEWPT 61 62 62 62 62 62 61 60 59 61 60 60 59 58 57 56 55 60 61 60 61
RH 97 93 76 71 81 97100100100 97 84 78 84 96 96 96100 90 71 62 76
WIND DIR S S S S SW SE SE SW W W W W W SW S S SE S SW SW SW
WIND SPD 6 6 10 10 5 4 4 4 5 6 9 8 4 3 3 3 3 5 6 6 4
CLOUDS B2 B2 B1 B2 B1 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC B1 B1 B1 B1 SC
POP 12HR 30 30 30 20 10
QPF 12HR 0.02 0.12 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S C C S S C C S S S S
TSTMS S S S S S S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 56 78 59 78 54 71 53 72
TEMP 60 58 74 73 63 60 74 69 59 55 69 67 58 54 70 66
DEWPT 59 57 65 65 62 60 63 61 56 52 57 57 54 51 56 55
PWIND DIR S S S SW NW N N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC SC SC B1 SC SC SC SC SC SC FW FW FW
POP 12HR 20 20 10 30 30 20 10 10
RAIN SHWRS S S S C C S S S
TSTMS S S S S C S S S
SDZ070-182100-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 73 57 71 56 76
TEMP 59 64 72 72 68 63 61 59 57 62 67 68 66 60 58 57 57 64 72 74 71
DEWPT 59 63 64 64 64 63 61 59 57 61 61 61 61 60 58 57 57 62 64 64 65
RH 100 97 76 76 87100100100100 97 81 78 84100100100100 93 76 71 81
WIND DIR S S S S S SW W W W W W W W S S S S S S SW S
WIND SPD 4 6 10 10 6 5 5 5 6 8 8 6 4 3 3 3 3 5 6 6 4
CLOUDS B1 B2 B1 B2 B2 B2 B2 B2 B2 B2 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1
POP 12HR 30 20 20 30 10
QPF 12HR 0.02 0.03 0 0.02 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S S S S S S S S C C
TSTMS S S S S S S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 78 60 78 54 72 53 73
TEMP 60 59 75 73 64 61 75 70 59 55 69 67 58 54 71 67
DEWPT 60 59 67 68 63 60 65 63 57 53 59 59 55 52 58 57
PWIND DIR SE S S SW NW NW N N
WIND CHAR LT LT LT LT LT GN LT GN
AVG CLOUDS SC SC SC SC FW SC B1 SC SC B1 B1 SC SC SC FW FW
POP 12HR 30 20 20 30 30 30 20 10
RAIN SHWRS C S S C C C S C S S
TSTMS C S S C C S S
SDZ069-182100-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
523 AM CDT THU SEP 18 2025
DATE THU 09/18/25 FRI 09/19/25 SAT 09/20/25
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 71 57 70 56 75
TEMP 58 62 69 70 67 62 60 58 57 60 65 68 66 60 58 57 56 62 70 74 71
DEWPT 58 62 62 62 63 62 60 58 57 59 60 60 61 59 58 56 56 61 62 63 65
RH 100100 78 76 87100100100100 96 84 76 84 96100 96100 97 76 69 81
WIND DIR S S S SW SW W W W W W W W W S SE SE SE S S SW SE
WIND SPD 5 6 10 10 6 5 5 6 8 9 9 8 4 3 3 3 3 5 6 6 4
CLOUDS B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC B1 B1 B1 B1 B1 SC
POP 12HR 30 20 20 20 10
QPF 12HR 0 0.01 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S S S S S S S S S S
TSTMS S S S S
OBVIS PF
DATE SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25
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 79 60 77 54 71 54 72
TEMP 60 58 75 73 64 61 73 69 59 55 68 67 58 54 69 66
DEWPT 60 58 66 67 63 60 63 63 57 52 58 59 56 52 57 57
PWIND DIR SE S S SW NW NW N N
WIND CHAR LT LT LT GN GN GN LT GN
AVG CLOUDS SC SC SC SC SC SC B1 SC SC B1 SC SC SC SC FW FW
POP 12HR 30 20 10 30 30 20 10 10
RAIN SHWRS C S C C C S S
TSTMS S S S C S S S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page