230
FOUS53 KFSD 180828
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
228 AM CST WED FEB 18 2026
IAZ012-182200-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 56 25 38 15 29
TEMP 44 40 41 50 53 49 38 33 28 27 28 35 37 32 25 22 18 15 17 26 29 25
DEWPT 34 21 17 16 13 15 19 21 22 23 22 22 20 19 16 15 12 9 9 9 8 7
RH 68 46 37 25 20 25 46 61 78 85 78 59 50 58 68 74 77 77 70 48 40 46
WIND DIR W W W W W NW N NE NE NE N N N N NW NW NW NW NW NW NW NW
WIND SPD 25 28 31 32 26 11 10 11 12 14 18 21 21 18 18 18 18 16 16 14 12 6
WIND GUST 35 41 44 44
CLOUDS SC FW FW SC FW FW FW FW SC B1 B1 B1 B1 B2 OV B2 B2 B2 B1 FW FW FW
POP 12HR 0 5 30 50 10
QPF 12HR 0 0 0.01 0.07 0
SNOW 12HR 00-00 00-00 T
SNOW S S C C C C C C
WIND CHILL 29 30 31 24 18 16 16 23 26 20 11 7 2 -1 2 14 19 17
MIN CHILL 27 27 23 15 12 19 7 -1 -1 15
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 11 31 8 29 4 31 17 48
TEMP 16 11 25 29 15 9 24 24 11 6 24 25 19 18 40 42
DEWPT 7 6 8 6 6 3 4 4 4 0 5 9 9 11 20 24
PWIND DIR N NW NW NW N E SE S
WIND CHAR LT GN GN GN LT GN GN BZ
AVG CLOUDS FW SC B1 SC SC FW FW FW FW SC B1 SC FW SC SC SC
POP 12HR 5 20 10 0 0 0 5 5
SNOW S
IAZ031-182200-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 27 39 15 31
TEMP 48 42 45 55 60 56 44 37 33 29 31 36 39 34 28 23 19 16 18 26 31 27
DEWPT 30 20 18 15 12 13 15 19 20 22 22 23 20 19 16 14 11 8 8 9 8 8
RH 49 41 33 20 15 18 30 48 58 75 69 59 46 54 60 68 70 70 64 48 37 44
WIND DIR W W W W W NW N NE NE NE N N N NW NW NW NW NW NW NW NW NW
WIND SPD 23 21 23 24 19 8 9 10 11 13 18 20 21 18 18 17 17 14 14 13 11 6
WIND GUST 33 36 40 36 29 32 33 27
CLOUDS FW CL FW CL FW FW FW FW SC B1 B2 B2 B2 OV OV OV B2 SC FW FW FW FW
POP 12HR 0 10 50 60 5
QPF 12HR 0 0 0.24 0.08 0
SNOW 12HR 00-00 00-00 2
SNOW C C C C L L C C
WIND CHILL 33 30 24 18 19 25 29 23 15 9 4 1 4 15 22 20
MIN CHILL 31 30 28 17 15 21 9 -1 -1 16
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 11 32 9 31 5 32 17 51
TEMP 17 12 27 31 18 11 25 27 14 7 25 27 20 18 42 45
DEWPT 7 6 10 9 7 4 6 5 4 1 6 9 10 12 22 26
PWIND DIR NW NW NW NW N E SE S
WIND CHAR LT GN GN GN LT LT GN BZ
AVG CLOUDS SC B1 B1 SC SC FW FW FW FW SC SC FW FW SC SC SC
POP 12HR 10 20 10 0 0 0 5 5
SNOW S
IAZ014-182200-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 55 25 39 16 30
TEMP 44 39 41 49 53 48 38 32 28 27 29 36 38 32 26 22 19 17 19 26 30 25
DEWPT 32 25 19 18 15 17 19 21 21 23 23 25 24 22 18 15 13 10 10 12 11 9
RH 62 57 41 29 22 29 46 63 75 85 78 64 57 66 71 74 77 73 67 55 44 50
WIND DIR SW W W W W W NW N NE NE N N N N N NW NW NW NW NW NW NW
WIND SPD 21 27 31 33 28 13 11 10 10 12 17 19 20 18 18 18 18 16 17 16 13 8
WIND GUST 43 48 49 42
CLOUDS SC CL FW SC SC FW FW FW FW SC B1 B1 B1 B2 B2 OV B2 B2 B2 SC FW FW
POP 12HR 0 5 30 50 10
QPF 12HR 0 0 0.13 0.10 0
SNOW 12HR 00-00 00-00 T
RAIN S S S
SNOW S S C C C C C C
WIND CHILL 28 29 30 23 19 16 17 25 28 20 12 7 4 1 4 13 19 16
MIN CHILL 27 26 21 14 13 20 7 0 1 14
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 29 7 27 4 29 15 45
TEMP 16 11 25 26 13 8 23 21 9 5 23 23 17 16 39 39
DEWPT 8 6 8 7 5 1 5 5 2 -1 6 8 8 9 19 23
PWIND DIR NW NW NW NW N E SE S
WIND CHAR LT GN GN GN GN LT GN BZ
AVG CLOUDS FW SC SC SC SC SC FW CL FW FW SC SC FW SC SC B1
POP 12HR 5 10 10 0 0 0 5 10
IAZ022-182200-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 59 27 41 16 30
TEMP 46 41 43 53 56 52 41 35 31 28 30 38 40 34 28 24 20 17 19 26 30 25
DEWPT 33 25 19 17 14 14 17 20 22 25 25 25 25 23 21 18 15 12 12 13 13 9
RH 60 52 38 24 19 22 37 54 69 88 81 59 55 64 75 77 81 80 74 57 49 50
WIND DIR W W W W W W N NE NE NE N N N N N NW NW NW NW NW NW NW
WIND SPD 24 25 28 31 27 12 10 10 12 13 18 20 21 18 18 18 18 18 17 17 13 8
WIND GUST 40 44 46 40
CLOUDS FW CL CL CL FW FW FW FW SC B1 B1 B1 B2 B2 OV OV B2 B1 SC FW FW FW
POP 12HR 0 5 40 60 10
QPF 12HR 0 0 0.16 0.10 0
SNOW 12HR 00-00 00-00 1
RAIN S
SNOW C C C C L L C C
WIND CHILL 31 33 27 21 17 18 27 30 23 15 10 5 1 4 13 19 16
MIN CHILL 30 29 26 15 14 22 10 1 1 13
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 11 30 9 28 5 29 15 46
TEMP 17 12 25 27 16 10 23 23 11 7 23 23 18 17 39 40
DEWPT 9 8 11 10 8 4 7 6 4 2 8 9 9 11 22 25
PWIND DIR NW NW NW NW N E SE S
WIND CHAR GN GN GN GN GN GN GN BZ
AVG CLOUDS FW B1 B1 SC SC SC FW CL FW SC SC SC FW SC SC SC
POP 12HR 5 20 10 0 0 0 5 5
SNOW S
MNZ072-182200-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 42 26 34 16 25
TEMP 46 37 35 36 38 41 35 32 30 28 28 32 32 28 24 22 19 16 17 22 25 22
DEWPT 39 29 24 24 24 25 24 24 23 22 22 21 20 19 16 14 12 9 9 9 9 9
RH 76 72 64 61 57 52 64 72 75 78 78 63 61 68 71 71 74 73 70 57 50 57
WIND DIR W W W W W W NW NW N N N N N N NW NW NW NW NW NW NW NW
WIND SPD 28 31 33 33 28 18 13 12 13 13 18 20 21 18 18 18 18 17 17 17 14 11
WIND GUST 40 47 47 43 39
CLOUDS B2 B2 B2 OV B2 B1 B1 B1 B1 B2 B2 B2 B2 B2 OV B2 B2 B2 B2 B1 B1 SC
POP 12HR 40 5 20 40 20
QPF 12HR 0.04 0 0 0.01 0
SNOW 12HR T 00-00 00-00
RAIN C S
SNOW C C S S S C C C C S S
WIND CHILL 24 21 22 27 32 25 22 20 16 15 20 19 15 10 7 4 0 1 8 13 10
MIN CHILL 24 19 23 19 15 12 14 6 0 0 10
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 9 24 7 21 4 28 17 41
TEMP 14 10 20 23 12 8 18 17 9 5 21 24 20 19 36 36
DEWPT 7 5 5 7 5 1 2 3 2 -1 3 6 8 9 16 22
PWIND DIR NW NW NW NW N E SE S
WIND CHAR GN GN GN BZ GN GN GN BZ
AVG CLOUDS SC SC SC SC SC SC FW FW SC SC SC SC FW SC SC B1
POP 12HR 5 10 5 0 0 0 5 10
MNZ081-182200-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 48 26 36 17 27
TEMP 45 39 37 42 45 44 36 31 29 27 28 33 35 30 25 22 20 17 18 24 27 24
DEWPT 36 27 20 20 21 22 22 22 22 23 22 23 22 21 19 15 13 11 10 9 10 9
RH 70 62 50 41 38 41 56 69 75 85 78 66 59 69 78 74 74 77 70 52 48 52
WIND DIR SW W W W W W NW NW N N N N N N NW NW NW NW NW NW NW NW
WIND SPD 19 29 33 33 28 16 13 10 10 12 16 18 20 18 18 18 18 18 17 17 14 10
WIND GUST 44 46 43 39
CLOUDS B1 SC SC B1 B1 FW SC SC FW B1 B1 B1 B1 B2 B2 OV B2 B2 B2 B1 SC FW
POP 12HR 10 5 20 50 20
QPF 12HR 0 0 0 0.05 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
SNOW S S C C C C S S
SPRINKLES C
WIND CHILL 27 24 31 27 23 20 16 16 22 24 18 11 8 5 1 3 10 15 14
MIN CHILL 26 24 32 22 15 14 18 7 0 0 12
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 25 7 22 5 28 16 42
TEMP 16 11 22 24 13 8 20 18 9 6 21 23 19 18 36 37
DEWPT 8 6 5 7 5 1 2 3 2 0 3 6 8 9 16 22
PWIND DIR NW NW NW NW N NE SE S
WIND CHAR GN GN GN BZ GN LT GN BZ
AVG CLOUDS FW FW SC SC SC SC FW FW FW SC SC SC FW SC SC B1
POP 12HR 5 10 5 0 0 0 5 10
MNZ089-182200-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 49 25 36 16 28
TEMP 42 37 37 43 46 44 35 30 27 25 27 33 35 29 24 21 19 16 17 24 28 24
DEWPT 34 24 19 19 19 19 21 22 22 22 21 22 20 19 16 14 12 9 8 9 8 8
RH 73 59 48 38 34 36 56 72 81 88 78 63 54 66 71 74 74 73 67 52 42 50
WIND DIR W W W W W W NW N N N N N N N N NW NW NW NW NW NW NW
WIND SPD 23 31 34 34 28 16 13 11 12 14 18 20 21 19 19 18 18 17 17 16 13 10
WIND GUST 46 47 46 40
CLOUDS B1 SC SC B1 B1 SC FW FW FW B1 B1 B1 B1 B2 OV OV B2 B2 B2 B1 SC SC
POP 12HR 5 0 20 50 20
QPF 12HR 0 0 0 0.04 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S C C C C S S
SPRINKLES C
WIND CHILL 32 24 24 32 26 20 16 13 14 21 23 17 10 6 3 0 1 11 17 15
MIN CHILL 23 21 33 19 11 10 15 6 -2 -2 12
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 27 7 24 4 29 16 44
TEMP 15 11 22 25 13 8 20 19 9 5 22 24 19 18 37 38
DEWPT 7 6 5 6 5 1 3 2 1 -1 3 6 7 9 17 21
PWIND DIR N N NW NW N E SE S
WIND CHAR GN GN GN GN GN GN GN BZ
AVG CLOUDS SC SC SC SC SC SC FW CL FW SC SC SC FW SC SC B1
POP 12HR 5 10 5 0 0 0 5 10
SDZ040-182200-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 41 22 31 11 24
TEMP 40 34 32 35 38 39 31 28 25 23 23 29 31 26 21 17 14 12 14 21 24 22
DEWPT 35 24 21 21 21 21 22 21 20 19 18 18 17 14 12 10 7 6 5 7 7 7
RH 82 66 63 56 50 48 69 75 81 84 81 63 56 60 68 73 73 76 67 54 47 52
WIND DIR W W W W W W NW N N N N N N N NW NW NW NW NW NW NW NW
WIND SPD 23 33 34 33 26 16 13 13 14 17 19 21 21 18 18 17 17 16 14 13 12 9
WIND GUST 51 51 48 39 29 32
CLOUDS OV B2 B2 B2 B2 SC SC SC SC B2 B2 B1 B2 B2 OV B2 OV B2 B2 B1 SC SC
POP 12HR 20 5 20 40 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S
SNOW S S S S C C C C
WIND CHILL 30 20 17 21 27 31 21 17 13 9 9 16 18 13 6 2 -2 -5 -1 8 12 12
MIN CHILL 19 17 23 16 8 6 13 1 -5 -5 9
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 7 26 5 22 2 29 15 41
TEMP 13 8 21 23 11 7 19 19 7 4 22 25 19 18 35 37
DEWPT 6 3 4 5 3 -1 1 2 0 -3 3 5 7 9 17 21
PWIND DIR N NW NW NW N SE SE S
WIND CHAR LT GN GN GN LT GN GN BZ
AVG CLOUDS SC SC SC SC SC FW FW FW FW SC B1 SC FW SC B1 B1
POP 12HR 5 10 5 0 0 0 5 10
SDZ050-182200-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 52 18 25 11 27
TEMP 39 36 37 45 49 46 36 28 24 20 18 22 25 23 19 17 13 11 12 21 27 25
DEWPT 22 15 13 12 10 11 14 15 15 14 11 10 7 5 5 4 3 1 0 2 4 4
RH 50 42 37 26 20 24 40 58 68 77 73 59 46 45 54 56 63 63 58 43 37 40
WIND DIR W W W W NW N NE NE N N N N NW NW NW NW NW NW NW NW NW N
WIND SPD 29 27 26 26 19 13 16 18 21 26 28 28 27 23 20 18 16 14 14 13 11 8
WIND GUST 44 43 37 29 33 37 41 41 40 33 31
CLOUDS FW FW FW CL FW SC FW FW SC B2 B2 B2 B2 OV OV B2 B2 SC SC FW FW SC
POP 12HR 0 10 40 40 5
QPF 12HR 0 0 0.01 0.01 0
SNOW 12HR 00-00 00-00 T
SNOW C C C C C C
OBVIS BS BS BS BS BS BS
WIND CHILL 27 24 25 26 15 9 2 -1 4 8 8 3 1 -3 -5 -4 8 17 16
MIN CHILL 23 22 14 2 -1 4 0 -5 -6 12
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 11 33 9 29 8 36 23 53
TEMP 16 12 26 29 16 11 23 26 12 9 29 33 26 27 47 47
DEWPT 3 3 8 9 5 3 3 2 0 0 6 12 16 19 24 26
PWIND DIR N N NW N E SE S W
WIND CHAR LT GN GN GN GN BZ BZ BZ
AVG CLOUDS SC B2 B1 SC SC FW FW FW SC B1 SC FW FW SC SC B1
POP 12HR 10 10 5 0 0 0 0 0
SDZ057-182200-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 49 18 28 10 27
TEMP 37 35 35 42 47 43 33 27 24 20 19 24 28 25 19 17 13 11 13 21 27 25
DEWPT 23 15 13 14 13 15 16 16 15 14 12 9 7 6 5 4 3 2 1 1 2 2
RH 56 43 40 31 25 32 49 63 68 77 74 52 40 44 54 56 63 66 58 41 33 36
WIND DIR W W W W NW N N N N N N N NW NW NW NW NW NW NW NW NW N
WIND SPD 28 28 28 26 21 13 13 16 18 20 24 25 24 20 18 16 14 12 12 12 11 8
WIND GUST 39 43 43 36 34
CLOUDS SC SC SC SC FW FW FW FW SC B1 B2 B2 B1 B2 B2 B2 B2 B1 SC SC SC SC
POP 12HR 0 5 20 30 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S S S C C
WIND CHILL 25 22 22 32 23 15 10 4 2 8 13 10 4 1 -3 -5 -2 9 17 16
MIN CHILL 21 20 34 12 4 1 9 -1 -5 -5 12
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 34 8 30 6 37 21 52
TEMP 15 11 26 29 16 10 23 26 12 8 28 33 25 24 45 46
DEWPT 2 4 5 7 5 3 2 2 2 0 4 10 14 18 23 24
PWIND DIR N N N NW NE SE SE SW
WIND CHAR LT LT GN GN GN BZ BZ BZ
AVG CLOUDS SC B1 B1 SC SC FW FW FW SC B1 SC FW FW SC SC B1
POP 12HR 10 10 5 0 5 0 0 5
SDZ038-182200-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 45 21 30 11 26
TEMP 38 34 34 39 42 40 30 28 24 23 22 27 29 25 20 16 14 11 13 21 25 23
DEWPT 28 20 16 17 18 18 18 18 17 17 15 13 11 10 8 7 5 4 2 2 3 2
RH 67 56 47 40 37 41 60 66 74 77 74 55 46 52 59 67 67 73 61 43 38 39
WIND DIR W W W W NW NW N N N N N N N N N NW NW NW NW NW NW N
WIND SPD 31 31 31 29 24 13 13 14 17 18 21 23 23 18 18 17 16 13 13 12 11 8
WIND GUST 41 48 46 41 34 28 32 33 33
CLOUDS B2 B1 B2 B2 B1 SC SC FW SC B2 B2 B2 B1 B2 B2 B2 B2 B2 B1 B1 SC SC
POP 12HR 5 0 10 30 10
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW C C S S
WIND CHILL 26 20 20 27 32 32 19 16 11 9 6 13 16 12 5 0 -2 -4 -2 8 14 14
MIN CHILL 20 19 27 15 7 4 11 0 -5 -5 9
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 9 30 7 26 4 32 19 46
TEMP 14 10 23 26 13 9 20 21 9 6 24 28 21 21 39 41
DEWPT 5 4 3 4 5 1 0 1 1 -1 2 4 7 12 19 21
PWIND DIR N N N N NE SE SE S
WIND CHAR LT GN GN GN GN GN BZ BZ
AVG CLOUDS SC SC SC SC SC FW FW FW FW SC SC SC SC FW SC SC
POP 12HR 5 10 5 0 5 5 5 5
SDZ059-182200-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 51 21 32 12 28
TEMP 41 36 37 44 48 44 33 28 26 23 24 28 31 27 21 18 14 12 15 23 28 25
DEWPT 27 18 15 16 16 18 18 19 18 18 17 15 13 11 10 7 6 4 4 4 3 3
RH 57 47 40 32 27 35 53 68 71 81 74 58 47 50 62 61 70 70 61 43 33 38
WIND DIR W W W W NW NW N N N N N N N N NW NW NW NW NW NW NW N
WIND SPD 27 31 31 29 23 13 13 14 17 18 23 25 25 20 19 18 17 14 14 13 12 8
WIND GUST 49 49 42 33 28 34 35 35
CLOUDS B1 SC B1 SC SC FW FW FW SC B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC
POP 12HR 0 5 20 40 5
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S C C S S
WIND CHILL 30 23 25 34 23 16 13 9 9 13 17 13 6 2 -2 -4 -1 11 17 16
MIN CHILL 22 21 15 7 5 12 1 -5 -4 12
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 32 8 28 5 34 19 49
TEMP 14 10 25 27 15 10 23 23 11 6 26 29 22 21 42 44
DEWPT 4 5 5 5 5 1 2 1 2 -1 4 7 9 13 21 23
PWIND DIR N NW NW NW N SE SE S
WIND CHAR LT GN GN GN GN GN BZ BZ
AVG CLOUDS SC SC B1 SC SC FW FW FW FW B1 SC FW FW FW SC SC
POP 12HR 5 10 5 0 5 0 5 5
SDZ062-182200-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 51 23 35 14 29
TEMP 44 37 38 44 48 45 36 30 27 25 26 32 35 30 24 20 17 14 16 24 29 25
DEWPT 33 20 16 16 16 17 19 20 20 20 20 18 17 15 14 11 9 7 7 6 5 5
RH 65 50 40 32 27 32 50 66 74 81 78 56 47 53 65 67 70 73 67 45 35 42
WIND DIR W W W W W NW N N NE N N N N N NW NW NW NW NW NW NW NW
WIND SPD 27 29 32 31 24 12 11 11 12 13 18 20 20 18 17 16 16 14 14 13 12 6
WIND GUST 39 48 49 46 36 24 28 32 32
CLOUDS B1 FW B1 B1 SC FW FW FW FW B1 B2 B1 B1 B2 B2 B2 B2 B2 B2 SC FW SC
POP 12HR 0 5 20 40 10
QPF 12HR 0 0 0 0.02 0
SNOW 12HR 00-00 00-00 00-00
SNOW S S C C C C
WIND CHILL 34 24 25 34 28 20 16 13 13 20 23 18 10 6 1 -1 2 12 18 17
MIN CHILL 23 22 19 11 9 15 4 -2 -2 13
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 10 31 8 28 4 32 17 47
TEMP 15 10 25 28 14 8 23 24 11 5 24 27 21 19 40 42
DEWPT 6 4 5 5 5 1 2 2 2 -1 3 6 7 11 18 21
PWIND DIR NW NW NW NW N SE SE S
WIND CHAR LT GN GN GN LT GN GN BZ
AVG CLOUDS FW SC B1 B1 SC FW FW FW FW SC B1 SC FW SC B1 B1
POP 12HR 5 10 5 0 0 0 5 5
SDZ070-182200-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 60 25 37 14 31
TEMP 47 41 44 53 57 54 42 34 30 27 28 33 36 32 26 22 18 14 17 26 31 27
DEWPT 30 19 17 13 11 12 16 19 20 22 21 20 17 15 14 12 10 7 7 7 6 6
RH 51 41 33 20 16 18 34 54 66 81 75 58 45 49 60 65 70 73 64 44 34 40
WIND DIR W W W W W NW N NE NE N N N N NW NW NW NW NW NW NW NW NW
WIND SPD 24 25 26 29 23 10 10 11 13 14 20 24 25 19 18 18 18 14 16 14 12 6
WIND GUST 40 42 41
CLOUDS FW CL CL CL CL FW FW FW SC B1 B2 B1 B2 B2 OV OV B2 SC SC FW FW FW
POP 12HR 0 10 40 50 5
QPF 12HR 0 0 0.10 0.05 0
SNOW 12HR 00-00 00-00 1
SNOW C C C C C C C C
OBVIS BS BS
WIND CHILL 31 34 26 19 15 14 20 24 20 12 7 3 -1 2 14 22 20
MIN CHILL 30 29 25 15 11 18 7 -3 -3 16
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 11 34 9 31 6 33 18 53
TEMP 17 12 27 31 17 10 26 27 13 7 27 28 21 20 45 47
DEWPT 6 6 8 7 6 3 4 3 3 1 5 8 11 13 22 24
PWIND DIR NW NW NW NW N SE SE S
WIND CHAR LT GN GN GN LT GN GN BZ
AVG CLOUDS SC B1 B1 SC SC FW FW FW FW SC SC FW FW SC SC SC
POP 12HR 10 20 10 0 0 0 5 5
SNOW S
SDZ069-182200-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
228 AM CST WED FEB 18 2026
DATE WED 02/18/26 THU 02/19/26 FRI 02/20/26
CST 3HRLY 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18
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 57 24 34 14 29
TEMP 46 40 42 50 55 50 39 32 28 26 25 30 34 30 24 21 17 14 16 24 29 26
DEWPT 28 18 15 13 12 13 17 19 20 20 19 18 16 14 13 10 9 6 6 5 5 5
RH 49 41 33 22 18 22 40 58 71 78 78 60 47 51 62 62 70 70 64 43 35 40
WIND DIR W W W W W NW N NE NE N N N N NW NW NW NW NW NW NW NW NW
WIND SPD 28 28 27 29 21 11 12 12 13 17 21 25 25 20 19 18 18 16 16 14 11 6
WIND GUST 39 43 43 41
CLOUDS FW FW FW FW CL FW FW FW SC B1 B2 B1 B1 B2 B2 B2 B2 B1 SC FW FW FW
POP 12HR 0 10 40 50 5
QPF 12HR 0 0 0.02 0.04 0
SNOW 12HR 00-00 00-00 T
SNOW S S C C C C C C
OBVIS BS BS BS BS
WIND CHILL 29 31 31 23 17 13 11 16 21 17 10 6 1 -2 1 11 19 18
MIN CHILL 28 27 22 13 9 16 6 -2 -2 14
WIND Y Y Y
DATE SAT 02/21/26 SUN 02/22/26 MON 02/23/26 TUE 02/24/26
CST 6HRLY 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MIN/MAX 12 32 9 30 6 32 20 51
TEMP 17 12 26 30 17 10 24 26 13 7 25 28 22 21 44 45
DEWPT 5 5 7 8 6 3 3 3 2 0 4 9 10 13 22 26
PWIND DIR N NW NW NW N SE SE S
WIND CHAR LT GN GN GN LT GN GN BZ
AVG CLOUDS SC B1 B1 SC SC FW FW FW FW SC SC FW FW SC SC SC
POP 12HR 10 20 5 0 0 0 5 5
SNOW S
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