781
FOUS53 KFSD 190108
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
807 PM CDT MON MAY 18 2026
IAZ012-190900-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 42 58 35 62 41
TEMP 48 46 43 43 48 53 57 57 48 42 38 39 53 59 62 61 51 46 43 46
DEWPT 48 45 42 41 41 41 40 39 38 37 35 36 39 40 39 39 40 40 40 42
RH 100 96 96 93 77 64 53 51 68 82 89 89 59 49 43 44 66 79 89 86
WIND DIR N N NW NW NW NW NW NW N NE E E SE SE SE SE SE SE SE SE
WIND SPD 19 17 19 18 18 18 16 12 5 2 1 2 3 3 6 6 5 5 5 9
CLOUDS OV OV OV OV B2 B1 SC SC FW FW FW SC SC SC B1 B2 OV B2 B2 OV
POP 12HR 80 0 0 0 5
QPF 12HR 0.28 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 62 43 63 45 71 50 81 56 86
TEMP 59 62 51 48 58 62 51 50 65 70 56 54 76 79 62 60 82 84
DEWPT 46 43 44 47 51 48 47 49 51 49 49 52 56 54 54 56 58 55
PWIND DIR SE SE SE SE SW S S S S
WIND CHAR GN GN GN LT LT LT GN LT GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B1 B1 B2 B1 SC SC SC FW SC SC B1 SC
POP 12HR 20 20 60 50 20 10 10 20 20
RAIN SHWRS S S S L C C C S S S
TSTMS S S S C S S
IAZ031-190900-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 43 60 35 63 41
TEMP 50 48 46 45 51 57 60 59 50 44 40 39 53 61 63 62 53 49 46 43
DEWPT 50 48 43 41 41 41 41 38 38 37 36 36 39 40 40 38 40 41 41 42
RH 100100 89 86 68 55 49 45 63 76 85 89 59 46 43 41 61 74 83 96
WIND DIR NW NW NW NW NW NW NW N N N E E SE E SE SE SE SE SE SE
WIND SPD 20 17 19 18 18 17 14 12 4 2 1 2 3 4 5 8 4 4 4 6
WIND GUST 32 27 29 28 29 27
CLOUDS OV OV OV OV B2 SC FW FW FW CL FW SC SC B1 B1 B2 B2 B2 OV OV
POP 12HR 20 0 0 0 5
QPF 12HR 0.43 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S S C
TSTMS
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 62 43 65 44 74 49 83 55 87
TEMP 59 62 52 49 60 64 54 49 67 72 57 54 78 81 64 60 83 86
DEWPT 46 43 46 48 52 48 48 48 51 48 50 52 56 53 55 56 58 54
PWIND DIR SE E SE SE W S S S S
WIND CHAR GN GN GN LT LT LT LT LT GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B1 B1 B2 B1 SC FW B1 FW SC SC B1 SC
POP 12HR 30 40 60 50 20 10 10 20 10
RAIN SHWRS C C S C L C C C S S
TSTMS S S S S C S
IAZ014-190900-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 43 58 35 62 41
TEMP 51 47 45 45 49 53 57 56 47 42 38 39 52 58 62 60 50 46 42 45
DEWPT 51 47 43 41 42 42 42 41 39 37 35 36 39 39 40 39 39 39 39 40
RH 100100 93 86 77 66 57 57 74 82 89 89 61 49 44 46 66 76 89 82
WIND DIR N N NW NW NW NW NW N N N N NE NE E E E SE SE SE SE
WIND SPD 14 17 18 18 19 18 17 13 6 3 2 3 4 4 5 6 5 5 5 9
CLOUDS OV OV OV OV B2 B1 SC SC FW FW FW SC SC SC B1 B1 OV B2 B2 OV
POP 12HR 100 0 0 0 0
QPF 12HR 0.70 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C S
TSTMS S
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 61 43 63 44 71 49 81 55 86
TEMP 58 60 50 47 58 61 50 49 65 69 54 53 75 78 60 58 81 82
DEWPT 45 43 43 44 50 50 47 46 51 51 49 49 56 56 54 54 59 58
PWIND DIR SE SE E SE S S S S S
WIND CHAR GN GN GN LT LT LT GN LT GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B2 B1 B2 B1 B1 SC SC FW SC SC B1 SC
POP 12HR 20 30 60 40 10 10 10 20 10
RAIN SHWRS S S S C C L C C S
TSTMS S S S C C S
IAZ022-190900-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 44 59 38 61 42
TEMP 52 48 46 45 50 53 57 57 49 44 40 41 53 58 61 60 51 47 44 46
DEWPT 52 48 45 42 42 43 43 40 38 37 36 37 39 40 40 39 39 40 40 41
RH 100100 96 89 74 69 59 53 66 76 85 85 59 51 46 46 63 76 86 83
WIND DIR NW N NW NW NW NW NW N N N NE NE NE E E E SE SE E E
WIND SPD 13 17 18 18 19 18 17 13 6 4 3 4 6 5 5 6 5 5 5 10
CLOUDS OV OV OV OV B2 B1 SC FW FW FW FW SC SC B1 B1 B2 B2 B2 B2 OV
POP 12HR 90 0 0 0 5
QPF 12HR 0.78 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C S
TSTMS
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 60 45 63 46 71 51 80 57 84
TEMP 58 59 51 49 58 61 52 51 65 69 57 55 75 77 63 61 81 82
DEWPT 45 43 44 46 51 49 47 48 52 50 49 51 57 56 54 56 60 58
PWIND DIR SE E E SE SW S S S S
WIND CHAR GN GN GN LT LT LT GN LT GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B2 B1 B2 B1 B1 SC B1 SC SC SC B1 SC
POP 12HR 30 50 60 40 10 10 10 20 10
RAIN SHWRS S C S C C L C S S S
TSTMS S S C C C S S
MNZ072-190900-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 41 54 36 64 42
TEMP 47 45 43 42 46 50 53 53 47 42 38 40 53 59 64 62 53 49 46 44
DEWPT 46 44 42 39 38 37 37 37 36 36 35 35 36 35 35 36 36 37 38 39
RH 96 96 96 89 73 61 54 54 65 79 89 82 52 40 34 38 52 63 73 82
WIND DIR NW NW NW NW NW NW NW NW NW W SW S SE SE SE SE SE SE SE SE
WIND SPD 20 18 19 19 19 19 17 14 6 3 3 3 2 4 6 9 9 8 8 9
CLOUDS OV OV OV OV B2 B2 B1 SC SC FW FW SC FW FW SC B1 B2 B1 B2 B2
POP 12HR 80 0 0 0 0
QPF 12HR 0.07 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S
TSTMS
WIND CHILL 33
MIN CHILL 33 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 66 44 64 46 71 50 82 57 87
TEMP 63 65 53 48 59 62 53 50 65 69 56 54 76 80 64 59 82 84
DEWPT 40 40 41 42 44 45 45 45 46 47 47 48 50 52 51 52 52 53
PWIND DIR SE SE SE SE S S S S S
WIND CHAR BZ GN GN GN GN LT GN GN GN
AVG CLOUDS B1 B1 B1 B1 OV B1 B1 B1 B2 B1 B1 SC SC FW SC SC SC FW
POP 12HR 5 10 50 40 20 10 10 20 20
RAIN SHWRS S C C C C S S S S
TSTMS S S S S S
MNZ081-190900-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 42 54 36 61 41
TEMP 50 46 43 43 47 51 54 53 46 42 39 40 52 58 61 60 51 46 43 45
DEWPT 50 46 42 40 39 38 38 37 36 34 34 35 36 35 36 35 36 36 37 40
RH 100100 96 89 74 61 54 54 68 73 82 82 54 42 39 39 56 68 79 82
WIND DIR NW NW NW NW NW NW NW NW N N N NW NE E SE SE SE SE SE SE
WIND SPD 18 19 19 19 19 19 18 14 6 3 2 2 3 3 4 6 5 5 5 8
CLOUDS OV OV OV OV B2 B1 B1 FW FW FW FW SC FW SC SC B1 B2 B2 B2 B2
POP 12HR 90 0 0 0 0
QPF 12HR 0.35 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS L C
TSTMS S
WIND CHILL 34
MIN CHILL 33 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 62 43 62 44 69 49 79 55 84
TEMP 60 62 50 47 58 60 50 49 65 68 54 53 76 77 61 59 81 82
DEWPT 41 40 40 43 45 46 44 46 47 48 46 49 52 53 51 54 54 54
PWIND DIR SE SE SE SE S S S S S
WIND CHAR GN GN GN LT GN LT GN LT GN
AVG CLOUDS B2 B2 B2 B1 OV B1 B1 B1 B2 B1 B1 SC SC FW SC SC SC SC
POP 12HR 10 20 50 40 20 10 10 10 10
RAIN SHWRS S C C C C S
TSTMS S S S
MNZ089-190900-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 41 55 36 61 41
TEMP 47 45 43 43 47 51 54 54 46 42 38 40 52 58 61 60 51 46 42 45
DEWPT 47 45 41 40 39 38 38 37 36 35 34 36 36 36 36 36 37 37 38 40
RH 100100 93 89 74 61 54 52 68 76 85 85 54 44 39 41 59 71 86 82
WIND DIR N N NW NW NW NW NW N N N NE SE E E SE SE SE SE SE SE
WIND SPD 18 19 19 18 18 18 17 14 6 3 2 2 3 4 5 8 6 6 8 9
CLOUDS OV OV OV OV B2 B1 SC SC SC FW FW SC SC SC B1 B1 B2 B2 B2 OV
POP 12HR 80 0 0 0 0
QPF 12HR 0.26 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS C S
TSTMS
WIND CHILL 34
MIN CHILL 32 33
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 61 43 62 45 70 49 80 55 85
TEMP 59 61 50 47 57 60 50 49 65 69 54 54 75 78 61 59 81 83
DEWPT 41 40 41 44 46 46 45 46 47 47 47 49 52 52 52 54 54 53
PWIND DIR SE SE SE SE S S S S S
WIND CHAR GN GN GN GN GN LT GN GN GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B1 B1 B2 B1 B1 SC SC FW SC SC SC SC
POP 12HR 10 30 50 40 20 10 10 20 10
RAIN SHWRS C C C C C S S
TSTMS S S C S
SDZ040-190900-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 39 53 32 63 40
TEMP 44 43 41 40 45 49 53 52 44 39 35 36 52 60 63 62 51 47 43 41
DEWPT 44 41 39 37 38 37 37 36 36 35 33 33 37 35 35 35 36 37 37 38
RH 100 93 92 89 76 63 54 54 73 85 92 89 56 39 35 36 56 68 79 89
WIND DIR N N NW NW NW NW NW NW N N SE SE S S S S SE S SE SE
WIND SPD 20 17 17 18 19 19 17 13 4 1 1 2 4 6 9 10 8 9 9 10
WIND GUST 29 27
CLOUDS OV OV OV OV B2 SC SC SC SC FW FW SC FW SC SC B1 B2 B2 B2 B2
POP 12HR 80 0 0 0 0
QPF 12HR 0.04 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS
WIND CHILL 34 32 31
MIN CHILL 33 30 32 33 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 65 42 63 43 70 47 82 53 87
TEMP 62 64 50 45 59 61 50 46 65 68 53 50 76 79 60 55 82 84
DEWPT 40 40 41 42 44 44 44 44 45 46 46 47 49 51 50 51 51 51
PWIND DIR S SE SE SE SW S S S S
WIND CHAR BZ GN GN LT GN LT GN GN GN
AVG CLOUDS B1 B1 B2 B1 OV B1 B1 B1 B2 B1 SC SC SC SC SC FW SC FW
POP 12HR 5 20 50 50 20 20 10 20 20
RAIN SHWRS S C C C C S S S S S S
TSTMS C S S S S S S
SDZ050-190900-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 37 55 35 61 41
TEMP 42 40 38 38 47 51 54 55 45 40 37 38 53 58 60 59 52 48 45 42
DEWPT 40 39 36 36 38 37 36 35 35 34 33 34 39 39 39 38 38 38 37 38
RH 93 96 92 92 71 59 50 47 68 79 85 85 59 49 46 45 59 68 73 86
WIND DIR N NW NW NW NW NW NW N NE SE S S S S S S SE S S S
WIND SPD 25 20 17 16 20 18 14 9 3 4 6 10 16 18 18 17 14 14 16 17
WIND GUST 25 26 27
CLOUDS OV OV B2 B1 SC SC SC FW FW FW FW SC SC B1 B2 B2 B2 B2 B1 B2
POP 12HR 20 0 0 5 0
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
WIND CHILL 32 30 29 29 32 31 34
MIN CHILL 30 29 30 29 34 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 42 62 43 71 48 81 53 85
TEMP 60 64 51 45 57 61 50 47 65 70 56 51 77 79 62 55 81 83
DEWPT 43 43 45 43 44 44 45 42 45 46 47 45 49 50 50 46 49 48
PWIND DIR SE SE SE SW W S S S S
WIND CHAR BZ BZ GN GN GN GN BZ GN BZ
AVG CLOUDS B1 B1 B1 B2 OV B1 B1 B1 B2 SC SC FW SC FW FW FW SC FW
POP 12HR 10 50 50 30 20 10 10 10 5
RAIN SHWRS C C C C C S S
TSTMS S C C C S
SDZ057-190900-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 37 57 34 65 42
TEMP 43 42 40 39 48 52 55 56 46 41 37 38 54 62 63 62 54 50 47 44
DEWPT 41 40 37 36 39 36 35 34 36 36 34 35 40 39 39 39 39 39 38 39
RH 93 93 89 89 71 54 47 43 68 82 89 89 59 43 41 43 57 66 71 82
WIND DIR N NW NW NW NW NW NW NW NE SE SE SE S S S S SE SE SE SE
WIND SPD 19 14 13 12 17 16 13 9 3 4 6 8 14 18 18 16 13 13 14 14
WIND GUST 24
CLOUDS OV OV B2 B1 SC SC SC SC FW FW FW SC FW B1 B2 B2 B2 B1 B1 B2
POP 12HR 50 0 0 0 0
QPF 12HR 0.04 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
WIND CHILL 34 32 31 32 32
MIN CHILL 33 30 32 29 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 67 43 65 43 74 48 85 54 88
TEMP 63 67 52 46 60 63 51 48 67 72 56 53 78 83 63 57 83 86
DEWPT 43 43 45 43 44 43 46 43 45 45 48 46 49 49 51 47 49 48
PWIND DIR SE SE SE S SW SE S S S
WIND CHAR BZ BZ GN GN GN GN GN GN GN
AVG CLOUDS B1 B1 B1 B2 OV B1 B2 B1 B1 SC SC SC SC FW FW FW SC FW
POP 12HR 10 50 50 30 20 10 10 10 5
RAIN SHWRS S C C C C S S
TSTMS S S C C
SDZ038-190900-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 38 57 32 66 41
TEMP 42 40 39 39 48 53 56 56 45 39 34 35 53 62 65 63 52 48 45 42
DEWPT 42 40 38 37 37 36 36 35 37 35 33 34 38 38 38 37 38 37 38 39
RH 100100 96 92 65 52 47 45 73 85 96 96 57 41 37 38 59 65 76 89
WIND DIR N NW NW NW NW NW NW NW N SE SE SE S S S S S SE SE SE
WIND SPD 19 14 14 13 17 17 14 10 3 3 4 8 11 14 16 13 11 12 13 14
WIND GUST 24
CLOUDS OV OV B2 B2 B1 SC SC SC SC FW FW FW FW FW SC B1 B1 B1 B1 B1
POP 12HR 80 0 0 0 0
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
WIND CHILL 33 32 31 31 30 28
MIN CHILL 31 30 33 27 33 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 68 43 66 43 73 48 84 54 88
TEMP 64 68 51 45 60 64 49 45 66 71 53 49 78 82 60 55 82 86
DEWPT 41 41 43 43 44 44 45 45 45 45 47 47 50 50 51 50 51 50
PWIND DIR SE SE SE SE SW SE S S S
WIND CHAR BZ GN GN LT GN GN GN GN GN
AVG CLOUDS B1 SC B1 B1 B2 B1 B2 B1 B2 SC SC FW SC FW SC FW SC FW
POP 12HR 5 30 50 40 20 10 10 20 5
RAIN SHWRS C C C C C S S S
TSTMS S S S
SDZ059-190900-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 39 58 34 65 42
TEMP 43 41 40 40 49 54 57 57 47 41 36 37 54 62 64 63 53 48 45 43
DEWPT 43 41 39 38 39 38 38 37 37 36 34 35 39 38 38 38 38 39 39 40
RH 100100 96 92 68 54 49 47 68 82 92 92 57 41 38 39 57 71 79 89
WIND DIR N NW NW NW NW NW NW NW N SE SE SE S S S S SE SE SE SE
WIND SPD 21 18 17 14 19 18 16 11 4 3 4 6 10 12 13 12 11 12 12 13
WIND GUST 28
CLOUDS B2 OV B2 B2 B1 SC SC SC SC FW FW SC FW SC B1 B2 B2 B1 B2 B2
POP 12HR 50 0 0 0 0
QPF 12HR 0.07 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
WIND CHILL 34 33 31 32 33 31
MIN CHILL 32 31 33 29
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 67 43 66 44 73 49 85 55 89
TEMP 63 66 51 45 60 64 50 46 66 71 55 50 78 82 61 56 83 86
DEWPT 42 43 44 45 46 46 46 46 47 47 48 48 51 52 52 52 52 51
PWIND DIR SE SE SE SE SW SE S S S
WIND CHAR BZ GN GN GN GN GN GN GN GN
AVG CLOUDS B1 B1 B2 B1 B2 B1 B1 B1 B2 SC SC SC SC FW SC FW SC FW
POP 12HR 5 40 50 40 20 10 10 20 10
RAIN SHWRS C C C C S S S S
TSTMS S S C C S
SDZ062-190900-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 41 57 35 63 42
TEMP 47 45 43 42 48 52 56 56 47 42 37 38 54 60 63 61 53 49 45 43
DEWPT 47 44 41 39 39 38 38 37 37 36 34 34 38 37 37 37 39 39 39 40
RH 100 96 93 89 71 59 51 49 68 79 89 85 54 42 38 41 59 68 79 89
WIND DIR N N NW NW NW NW NW NW N N E SE SE SE SE SE SE SE SE SE
WIND SPD 19 17 17 17 18 17 16 12 4 2 1 2 3 5 8 9 5 6 6 8
WIND GUST 29 28 27
CLOUDS OV OV OV OV B2 SC SC SC FW FW FW SC SC SC B1 B2 B2 B2 B2 B2
POP 12HR 70 0 0 0 0
QPF 12HR 0.06 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS
TSTMS
WIND CHILL 34
MIN CHILL 32 34 34
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 44 64 45 72 50 82 56 87
TEMP 61 64 51 47 59 62 52 48 66 70 56 52 77 80 63 58 83 85
DEWPT 42 42 43 45 46 47 46 46 47 48 48 49 51 53 52 53 52 53
PWIND DIR SE SE SE SE SW S S S S
WIND CHAR GN GN GN LT GN LT GN LT GN
AVG CLOUDS B1 B2 B2 B2 OV B1 B1 B1 B2 B1 SC SC SC SC SC SC B1 FW
POP 12HR 10 20 60 40 30 20 10 20 10
RAIN SHWRS S L L C C C S S S
TSTMS S S C C S S S
SDZ070-190900-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 41 60 35 64 41
TEMP 48 46 44 43 50 56 60 59 49 44 39 39 54 61 64 62 54 49 46 43
DEWPT 48 46 42 39 40 39 38 36 36 36 36 36 39 38 37 37 39 40 41 41
RH 100100 93 86 68 53 44 42 61 73 89 89 57 42 37 39 57 71 83 93
WIND DIR NW NW NW NW NW NW NW N N N E SE SE SE SE SE SE SE SE SE
WIND SPD 21 19 20 18 20 19 17 13 5 2 2 2 5 6 9 10 6 6 6 9
CLOUDS OV OV OV OV B2 SC FW FW FW FW FW SC SC B1 B1 B2 OV B2 B2 OV
POP 12HR 20 0 0 0 5
QPF 12HR 0.17 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS
WIND CHILL 34
MIN CHILL 33
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 64 43 65 45 73 50 84 56 88
TEMP 60 64 52 47 60 64 53 49 67 72 57 53 78 82 64 58 84 86
DEWPT 43 43 45 46 48 47 47 47 48 48 49 50 52 53 54 54 54 53
PWIND DIR SE SE SE SE W S S S S
WIND CHAR GN GN GN LT GN LT GN GN GN
AVG CLOUDS B2 B2 B2 B2 OV B2 B1 B1 B2 B1 SC SC SC FW FW SC SC SC
POP 12HR 20 30 60 40 20 10 10 20 10
RAIN SHWRS S S S C L L C C S S
TSTMS S S S S C S
SDZ069-190900-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
807 PM CDT MON MAY 18 2026
DATE 05/18/26 TUE 05/19/26 WED 05/20/26 THU
CDT 3HRLY 16 19 22 01 04 07 10 13 16 19 22 01 04 07 10 13 16 19 22 01 04 07
UTC 3HRLY 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12
MIN/MAX 41 60 36 64 42
TEMP 45 44 42 42 49 54 59 58 49 43 39 38 54 61 64 62 53 49 46 43
DEWPT 45 43 40 39 39 38 37 36 36 36 35 35 39 37 37 37 38 39 40 41
RH 100 96 93 89 68 54 44 44 61 76 85 89 57 41 37 39 57 68 79 93
WIND DIR N NW NW NW NW NW NW N N NE SE SE SE SE SE SE SE SE SE SE
WIND SPD 24 20 20 19 20 19 16 13 5 2 2 3 5 8 9 12 9 9 8 10
CLOUDS OV OV OV OV B2 SC SC SC SC FW SC B1 SC B1 B2 B2 OV B2 B2 OV
POP 12HR 20 0 0 0 5
QPF 12HR 0.03 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN SHWRS S
TSTMS
WIND CHILL 33 34
MIN CHILL 34 31 34 33
DATE 05/21 FRI 05/22/26 SAT 05/23/26 SUN 05/24/26 MON 05/25/26
CDT 6HRLY 13 19 01 07 13 19 01 07 13 19 01 07 13 19 01 07 13 19
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 65 44 65 45 73 50 84 56 88
TEMP 60 65 52 47 59 63 52 48 66 71 57 52 78 82 63 58 83 86
DEWPT 43 43 44 45 47 47 47 46 47 48 48 49 52 52 52 52 53 52
PWIND DIR SE SE SE SE SW S S S S
WIND CHAR BZ GN GN LT GN LT GN GN GN
AVG CLOUDS B2 B2 B2 B2 OV B1 B1 B1 OV B1 SC SC SC FW FW SC SC FW
POP 12HR 10 40 60 40 30 20 10 10 20
RAIN SHWRS S C L L C S C S S S S S
TSTMS C S C C S S S S
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