345
FOUS53 KFSD 160148
PFMFSD
POINT FORECAST MATRICES
NATIONAL WEATHER SERVICE SIOUX FALLS SD
748 PM CST MON DEC 15 2025
IAZ012-161000-
SIOUX CENTER-SIOUX IA
43.08N 96.18W ELEV. 1446 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 16 40 20 39 23
TEMP 20 19 22 25 27 35 37 37 35 28 22 22 27 34 38 39 38 38 32 23
DEWPT 20 18 21 23 25 31 34 34 32 28 22 22 26 34 35 34 34 35 31 23
RH 100 96 96 92 92 85 89 89 89100100100 96100 89 82 85 89 96100
WIND DIR S S S S S W W NW NW NW W S S S S S S W W W
WIND SPD 2 4 6 9 8 6 10 10 9 5 4 4 10 20 23 24 23 19 24 28
CLOUDS B1 B1 B1 B1 B2 B1 B1 B1 B1 FW SC SC SC B1 B2 OV OV B2 B2 SC
POP 12HR 0 5 0 0 50
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW S S
OBVIS PF PF
WIND CHILL 12 14 16 20 29 30 30 28 22 16 16 17 23 27 28 27 28 19 6
MIN CHILL 11 11 15 29 21 15 16 25 27 5
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 27 3 34 25 33 16 32 21 34
TEMP 26 14 6 9 24 33 31 26 33 27 20 19 29 29 26 24 31 29
DEWPT 15 7 -2 1 14 22 27 26 29 23 17 16 22 24 22 22 26 26
PWIND DIR NW N SE S NW N S S S
WIND CHAR WY GN BZ GN GN LT GN LT GN
AVG CLOUDS B1 B1 FW SC B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1
POP 12HR 20 0 5 5 5 10 10 5 10
SNOW S
IAZ031-161000-
SIOUX CITY-WOODBURY IA
42.40N 96.38W ELEV. 1210 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 20 42 22 43 26
TEMP 24 22 22 24 27 37 40 38 36 30 24 24 28 39 43 41 40 39 35 26
DEWPT 23 21 20 21 24 30 34 33 31 29 24 24 26 33 34 33 33 34 30 23
RH 96 96 92 88 88 75 79 82 82 96100100 92 79 70 73 76 82 82 88
WIND DIR SE SE SE SE S SW NW NW NW NW NW S S S S S S W W W
WIND SPD 2 3 5 6 5 5 6 8 8 5 3 3 8 16 20 20 20 17 21 26
WIND GUST 28 34 33 33 29 35 43
CLOUDS SC B1 SC SC B1 B1 B1 SC B1 SC SC SC SC SC B2 B2 OV B2 B2 SC
POP 12HR 0 5 0 0 30
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S S
SNOW S S
WIND CHILL 18 15 16 20 32 32 30 24 20 20 20 30 34 32 30 30 23 10
MIN CHILL 16 13 14 30 22 16 17 30 29 9
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 32 8 40 28 39 19 37 23 39
TEMP 31 18 11 14 32 37 34 29 38 31 24 22 34 32 28 25 36 34
DEWPT 13 7 -2 1 10 22 27 26 29 23 20 18 22 23 23 22 26 28
PWIND DIR NW NW SE S NW NW S SE S
WIND CHAR WY LT GN GN GN LT GN LT GN
AVG CLOUDS SC SC FW SC B1 B1 SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1
POP 12HR 20 0 0 0 5 5 10 5 10
SNOW S
IAZ014-161000-
SPENCER-CLAY IA
43.15N 95.18W ELEV. 1325 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 15 40 18 38 22
TEMP 17 17 19 23 28 35 37 37 34 28 21 20 24 33 36 37 36 36 31 22
DEWPT 17 15 17 20 25 32 34 33 31 28 21 20 24 31 33 33 33 34 31 22
RH 100 92 92 88 88 89 89 85 89100100100100 92 89 85 89 92100100
WIND DIR SW SW SW SW SW SW W W NW NW W SW S S S S S SW W W
WIND SPD 3 5 8 9 11 12 12 12 11 9 5 4 9 19 23 23 24 21 25 27
WIND GUST 32 40 37 37 34 36 42
CLOUDS B1 B1 B1 B1 B1 B1 B1 SC SC SC SC SC B1 SC B2 OV OV OV B2 B1
POP 12HR 0 0 0 0 40
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
FRZG RAIN C
RAIN C C C
SNOW S
OBVIS PF
WIND CHILL 12 9 9 13 18 26 29 29 25 20 13 13 15 22 24 25 24 25 17 5
MIN CHILL 7 7 11 27 19 12 12 24 23 3
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 29 -1 32 23 32 12 29 18 32
TEMP 27 12 3 4 19 30 29 24 31 25 17 15 27 27 23 21 30 29
DEWPT 15 6 -4 -4 11 20 25 23 27 21 14 13 21 21 21 19 26 25
PWIND DIR NW NW SE S NW NW SW S S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 B1 FW SC B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B2 B1 B1
POP 12HR 20 0 5 5 5 10 10 5 10
SNOW S
IAZ022-161000-
STORM LAKE-BUENA VISTA
42.60N 95.23W ELEV. 1427 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 18 40 21 39 25
TEMP 21 20 22 25 29 36 37 37 35 30 23 23 27 34 38 37 37 37 33 25
DEWPT 20 19 20 23 27 32 33 33 33 30 23 23 26 33 35 34 34 35 33 25
RH 96 96 92 92 92 85 85 85 92100100100 96 96 89 89 89 92100100
WIND DIR SW SW SW SW SW SW W W NW NW W SW S S S S S SW W W
WIND SPD 3 5 8 10 11 11 12 11 11 9 6 5 9 17 21 23 23 21 23 26
WIND GUST 28 35 36 35 32 33 39
CLOUDS B1 SC SC SC SC B1 B2 B1 B1 FW SC SC SC SC B1 OV OV B2 B2 B1
POP 12HR 0 5 0 0 40
QPF 12HR 0 0 0 0 0.01
SNOW 12HR 00-00 00-00 00-00
FRZG RAIN C
RAIN C C C C
WIND CHILL 16 12 13 15 19 28 29 29 26 21 15 16 18 23 27 26 26 26 20 9
MIN CHILL 12 11 15 28 20 15 15 25 25 9
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 31 3 35 25 35 15 32 22 34
TEMP 29 14 6 7 23 33 33 27 34 27 20 18 29 28 26 24 32 31
DEWPT 17 8 0 1 13 21 27 27 29 24 17 15 22 23 22 22 27 27
PWIND DIR NW NW SE S NW N SW SE S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS SC B1 FW SC B1 B1 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1
POP 12HR 10 0 0 5 5 5 10 5 10
MNZ072-161000-
MARSHALL-LYON MN
44.47N 95.82W ELEV. 1151 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 21 46 24 43 19
TEMP 23 24 30 34 36 43 44 40 36 30 25 26 30 38 41 41 41 39 31 20
DEWPT 21 21 25 28 30 34 37 34 31 28 25 25 26 31 33 32 33 34 28 20
RH 92 88 81 78 79 70 76 79 82 92100 96 85 76 73 70 73 82 88100
WIND DIR S S SW SW SW W W W NW NW W SW S S S S SW W W W
WIND SPD 5 9 13 17 17 17 18 17 13 10 6 8 13 26 31 29 27 23 26 31
WIND GUST 42 43 37 33 37 44
CLOUDS SC SC SC B1 B2 B1 SC SC FW FW SC SC SC B1 B2 B2 B2 B2 B2 B1
POP 12HR 0 5 0 5 50
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN C C S
SNOW S C
OBVIS BS
WIND CHILL 16 14 19 23 26 32 27 21 17 18 19 26 30 30 30 28 17 1
MIN CHILL 13 15 23 31 20 16 18 29 27 1
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 25 -1 33 20 29 12 31 17 32
TEMP 24 9 1 4 19 31 29 22 28 22 16 14 27 27 23 20 29 28
DEWPT 6 -1 -7 -6 7 18 23 21 18 15 11 10 17 21 19 17 21 22
PWIND DIR NW NW SE SW NW NW SW S S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 SC FW SC B1 B2 B2 B1 B1 SC SC SC SC B1 B1 B1 B1 B1
POP 12HR 30 5 10 10 10 10 20 10 10
SNOW C S S
MNZ081-161000-
WINDOM-COTTONWOOD MN
43.87N 95.12W ELEV. 1355 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 18 42 21 39 22
TEMP 22 22 25 29 33 37 40 38 34 29 23 23 26 34 37 38 38 37 31 22
DEWPT 20 19 22 25 28 32 34 33 31 28 23 22 24 30 31 31 32 32 30 22
RH 92 88 88 85 82 82 79 82 89 96100 96 92 85 79 76 79 82 96100
WIND DIR SW S SW SW SW W W W NW NW W SW S S S S S SW W W
WIND SPD 3 6 11 14 16 14 16 14 12 10 5 5 10 21 27 27 28 24 26 29
WIND GUST 25 32 40 39
CLOUDS SC B1 B1 B1 B1 B1 B1 SC SC SC SC SC SC SC B2 B2 OV B2 B2 B1
POP 12HR 0 5 0 0 50
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
SNOW C S
WIND CHILL 16 13 14 18 22 28 32 29 25 20 16 16 16 22 25 26 26 26 17 4
MIN CHILL 12 12 18 29 19 15 14 24 25 3
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 28 -1 31 20 30 11 28 18 31
TEMP 26 10 1 2 17 29 29 22 29 23 16 14 25 26 22 21 29 28
DEWPT 10 2 -7 -6 6 17 23 22 21 16 11 11 17 19 19 18 22 22
PWIND DIR NW NW S SW NW NW SW S S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 B1 FW SC B1 B2 B2 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1
POP 12HR 20 5 10 5 5 10 20 10 10
SNOW S S
MNZ089-161000-
WORTHINGTON-NOBLES MN
43.65N 95.58W ELEV. 1584 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 19 41 21 39 21
TEMP 22 22 25 28 31 36 39 37 34 28 23 23 27 34 37 38 37 36 30 21
DEWPT 21 20 22 25 26 30 33 33 31 28 23 22 25 31 32 32 33 34 30 21
RH 96 92 88 88 81 79 79 85 89100100 96 92 89 82 79 85 92100100
WIND DIR SW SW SW SW SW W W W NW NW W SW S S S S S SW W W
WIND SPD 5 8 11 13 13 13 14 14 12 9 6 5 11 21 26 26 26 23 26 29
WIND GUST 32 39 40 40
CLOUDS SC SC SC B1 B2 B2 B2 SC SC SC SC SC SC B1 B2 OV OV B2 B2 B1
POP 12HR 0 5 0 0 50
QPF 12HR 0 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN C C S
SNOW S S
WIND CHILL 14 12 14 17 21 27 31 28 25 19 15 16 16 22 25 26 25 24 16 3
MIN CHILL 10 11 16 27 19 13 14 24 24 1
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 27 -1 32 22 30 13 29 19 31
TEMP 25 10 2 4 18 30 29 23 30 24 17 15 27 27 23 21 29 28
DEWPT 11 3 -5 -4 9 19 25 23 24 18 13 13 19 21 20 19 23 23
PWIND DIR NW NW S SW NW NW SW S S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 B1 FW SC B1 B2 B2 B1 B1 B1 SC SC SC B1 B1 B2 B1 B1
POP 12HR 20 5 5 5 5 10 20 10 10
SNOW S S
SDZ040-161000-
BROOKINGS-BROOKINGS SD
44.30N 96.80W ELEV. 1617 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 20 43 20 41 17
TEMP 23 23 25 28 29 39 42 38 33 28 22 23 28 37 40 41 39 37 29 17
DEWPT 22 21 23 24 27 32 35 33 30 26 22 23 26 31 33 32 33 32 25 17
RH 96 92 92 85 92 76 76 82 89 92100100 92 79 76 70 79 82 85100
WIND DIR S S S S SW W W W NW NW W S S S S S SW W W W
WIND SPD 4 8 9 9 9 12 16 17 12 6 5 8 13 26 29 27 25 24 31 33
WIND GUST 29 28 40 46 43 40 37 47 49
CLOUDS B1 B1 B1 B2 B2 B1 FW B1 SC SC B1 B1 B1 B1 B2 OV B2 B2 B2 B1
POP 12HR 0 0 0 5 50
QPF 12HR 0 0 0 0 0.04
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
SNOW S C S
WIND CHILL 17 14 16 19 21 31 34 29 24 20 15 14 17 25 28 30 28 25 13 -3
MIN CHILL 13 13 18 28 20 14 14 26 24 -4
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 22 -1 31 19 29 13 31 17 31
TEMP 21 9 1 5 21 30 27 21 27 23 16 15 28 27 22 20 29 27
DEWPT 6 0 -7 -4 10 19 22 21 20 16 12 12 19 21 19 17 22 21
PWIND DIR NW N S SW N W S S S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 SC FW SC B2 B2 B2 B1 B1 SC SC SC B1 B1 B1 B2 B1 B1
POP 12HR 20 5 10 5 10 10 20 10 10
SNOW S S
SDZ050-161000-
BURKE-GREGORY SD
43.18N 99.29W ELEV. 2142 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 32 55 28 55 20
TEMP 36 35 35 36 40 51 53 45 37 32 29 32 37 48 53 52 44 40 32 22
DEWPT 29 26 23 24 27 34 35 32 30 29 27 27 29 32 33 33 35 24 17 14
RH 75 69 61 61 59 52 50 60 75 88 92 81 72 54 46 48 70 52 53 71
WIND DIR SW SW SW W W NW NW NW NW W SW S S S SW SW NW W W NW
WIND SPD 8 10 11 11 11 12 18 14 11 9 10 14 20 33 33 32 31 31 37 41
WIND GUST 31 26 33 49 52 47 47 48 57 60
CLOUDS FW FW FW B1 B1 B1 FW B1 FW SC SC SC B1 B1 B1 OV B2 B1 SC B1
POP 12HR 0 0 0 5 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
WIND CHILL 29 28 27 28 33 30 25 20 22 26 34 28 16 1
MIN CHILL 27 25 27 24 19 22 28 0
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 26 14 54 29 40 23 44 26 47
TEMP 25 21 16 24 47 46 38 31 37 34 27 26 40 38 31 29 42 39
DEWPT 8 7 5 9 25 30 28 25 24 23 21 21 25 24 23 24 28 26
PWIND DIR NW E S W NW SW SW S SW
WIND CHAR VW GN BZ GN GN GN GN GN GN
AVG CLOUDS SC FW SC B2 B1 B1 B1 B1 B1 B1 SC B1 SC B1 B1 B1 SC B1
POP 12HR 0 0 0 0 5 10 10 5 10
SDZ057-161000-
CHAMBERLAIN-BRULE SD
43.77N 99.32W ELEV. 1565 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 29 51 26 53 18
TEMP 32 31 31 32 35 44 48 42 35 30 27 30 35 46 52 50 43 39 30 20
DEWPT 29 28 26 26 29 35 38 34 31 29 27 28 31 35 36 36 35 26 20 15
RH 88 88 81 78 78 70 68 73 85 96100 92 85 65 54 58 73 59 66 81
WIND DIR S S SW W W W NW W W W S S S S S SW NW W W NW
WIND SPD 5 8 8 6 8 12 14 14 10 6 8 11 14 26 26 26 25 27 34 35
WIND GUST 27 25 25 39 41 41 40 41 50 51
CLOUDS FW SC SC B2 B2 SC FW SC FW SC SC B1 B1 B1 B2 OV B2 B1 SC B1
POP 12HR 0 0 0 5 20
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN S S
WIND CHILL 26 24 25 25 28 34 27 23 19 21 25 33 27 14 0
MIN CHILL 24 22 25 34 22 18 21 26 0
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 24 12 49 25 36 21 42 24 43
TEMP 23 19 14 21 42 42 33 27 33 30 25 24 37 36 30 28 39 34
DEWPT 8 7 4 9 23 30 28 25 22 22 20 21 25 26 24 23 27 26
PWIND DIR NW E SE W NW S S SE SW
WIND CHAR WY GN GN GN GN GN GN GN GN
AVG CLOUDS B1 FW SC B2 B1 B1 B1 B1 B1 B1 B1 B1 SC SC B1 B1 B1 B1
POP 12HR 5 5 0 0 5 5 10 5 10
SDZ038-161000-
HURON-BEADLE SD
44.38N 98.22W ELEV. 1282 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 23 43 22 45 17
TEMP 27 26 27 28 31 39 41 38 32 28 23 26 30 37 43 43 40 38 29 18
DEWPT 25 24 25 25 27 33 35 32 29 27 23 25 28 32 34 34 35 28 22 18
RH 92 92 92 88 85 79 79 79 88 96100 96 92 82 70 70 82 67 75100
WIND DIR S S S S S W W NW NW W S S S S S S W W W NW
WIND SPD 6 10 9 5 6 10 13 13 9 5 6 10 14 21 24 21 21 24 32 34
WIND GUST 25 24 34 37 34 33 37 47 49
CLOUDS B1 B1 B1 B2 B1 SC SC B1 SC SC B1 B1 B1 B1 B2 OV B2 B2 SC B1
POP 12HR 0 0 0 10 50
QPF 12HR 0 0 0 0 0.06
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
SNOW C C
WIND CHILL 19 16 18 22 24 32 33 30 24 22 16 16 19 26 33 34 30 27 13 -3
MIN CHILL 15 16 22 28 20 14 15 28 26 -4
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 22 3 36 21 30 16 35 20 34
TEMP 21 13 6 12 29 33 28 23 28 24 20 19 31 29 25 24 31 28
DEWPT 5 1 -4 1 12 22 23 22 20 17 15 15 22 24 21 21 23 22
PWIND DIR NW E SE W N SE S SE S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 FW FW B1 B2 B2 B1 B1 B1 SC SC SC B1 SC B1 B2 B1 B1
POP 12HR 10 5 10 10 10 10 20 10 10
RAIN S
SNOW S
SDZ059-161000-
MITCHELL-DAVISON SD
43.76N 98.02W ELEV. 1312 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 24 44 23 47 20
TEMP 27 26 28 27 31 39 42 38 34 29 24 26 30 40 45 45 42 38 30 21
DEWPT 26 25 26 25 28 34 37 34 31 28 24 25 29 34 35 34 36 30 23 19
RH 96 96 92 92 88 82 82 85 89 96100 96 96 79 68 65 79 73 75 92
WIND DIR S S S S SW W W W NW W SW S S S S S W W W NW
WIND SPD 5 9 9 6 6 10 13 13 10 5 6 10 14 23 26 25 24 24 31 34
WIND GUST 24 36 42 39 36 36 46 50
CLOUDS SC B1 B1 B2 B1 B1 FW B2 SC SC SC B1 B1 B1 B1 OV B2 B2 B1 B1
POP 12HR 0 0 0 5 30
QPF 12HR 0 0 0 0 0.02
SNOW 12HR 00-00 00-00 00-00
RAIN C C S
SNOW S S
WIND CHILL 20 18 19 20 24 32 30 26 22 16 16 19 29 33 27 14 1
MIN CHILL 17 17 20 30 22 14 15 31 27 0
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 25 6 40 23 34 18 37 22 38
TEMP 24 15 8 13 32 36 31 24 31 27 21 21 34 31 27 26 35 31
DEWPT 9 4 -2 2 14 24 25 24 23 20 17 18 24 25 23 22 26 26
PWIND DIR NW NE SE W N S S SE S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 FW SC B1 B2 B1 B1 B1 B1 B1 SC B1 B1 SC B1 B2 B1 B1
POP 12HR 10 5 5 5 10 10 10 5 10
SDZ062-161000-
SIOUX FALLS-MINNEHAHA SD
43.57N 96.73W ELEV. 1424 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 20 42 21 41 21
TEMP 23 22 24 25 28 36 40 38 34 29 23 23 27 36 39 41 40 38 31 21
DEWPT 22 20 22 22 26 31 34 33 31 29 23 23 26 33 34 33 33 34 28 21
RH 96 92 92 88 92 82 79 82 89100100100 96 89 82 73 76 85 88100
WIND DIR S S S S SW W W W NW NW W S S S S S SW W W W
WIND SPD 2 5 5 6 5 9 11 12 10 5 4 5 10 20 21 23 21 21 26 29
WIND GUST 21 23 34 39 36 33 32 41 44
CLOUDS SC B1 B1 B2 B2 B1 SC B1 B1 SC SC SC B1 B1 B2 OV B2 B2 B2 SC
POP 12HR 0 0 0 0 50
QPF 12HR 0 0 0 0 0.03
SNOW 12HR 00-00 00-00 00-00
RAIN C C C
SNOW C S
OBVIS PF
WIND CHILL 15 17 17 22 30 33 30 26 23 17 17 18 26 29 31 30 28 17 3
MIN CHILL 13 15 17 30 22 15 15 26 27 1
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 26 3 34 24 33 16 32 21 33
TEMP 25 13 5 9 24 33 30 25 32 27 20 19 30 29 26 23 31 29
DEWPT 10 3 -4 0 11 21 25 24 25 21 16 15 22 23 22 20 24 24
PWIND DIR NW N SE SW NW NW S SE S
WIND CHAR WY GN BZ GN GN LT GN LT GN
AVG CLOUDS B1 SC FW SC B2 B2 B1 B1 B1 B1 SC SC SC B1 B1 B1 B1 B1
POP 12HR 20 0 5 5 5 10 10 5 10
SNOW S
SDZ070-161000-
VERMILLION-CLAY SD
42.95N 96.92W ELEV. 1132 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 22 43 24 46 25
TEMP 26 24 26 28 30 38 41 39 35 30 25 26 31 41 45 44 43 40 34 25
DEWPT 24 23 22 23 25 33 36 34 32 29 25 25 29 34 35 34 34 35 28 21
RH 92 96 85 81 81 82 82 82 89 96100 96 92 76 68 68 70 82 78 84
WIND DIR S SE SE SE SW W W W NW W W S S S S S S NW W W
WIND SPD 2 5 5 6 5 6 9 10 9 5 5 5 10 20 24 24 23 19 25 29
WIND GUST 32 35 35 33 29 39 44
CLOUDS SC SC SC SC B2 B1 B1 B1 B1 FW SC SC B1 B1 B2 B2 OV B2 B2 SC
POP 12HR 0 5 0 0 30
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C S
SNOW S S
WIND CHILL 18 18 21 24 33 32 28 24 18 19 22 32 33 31 22 8
MIN CHILL 15 16 18 31 23 17 18 32 30 6
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 30 9 41 29 38 20 38 23 40
TEMP 29 18 11 15 34 38 35 30 37 29 24 23 35 32 28 26 37 34
DEWPT 13 7 -2 1 12 24 28 27 28 23 20 18 23 25 24 22 27 28
PWIND DIR NW NW SE SW NW NW S SE S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 SC FW SC B1 B1 SC B1 B1 B1 SC SC B1 B1 B1 B1 B1 B1
POP 12HR 20 0 0 0 5 5 10 5 10
SNOW S
SDZ069-161000-
YANKTON-YANKTON SD
42.95N 97.39W ELEV. 1207 FT
748 PM CST MON DEC 15 2025
DATE 12/15/25 TUE 12/16/25 WED 12/17/25 THU
CST 3HRLY 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06
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 22 44 25 47 23
TEMP 27 24 25 28 30 39 42 40 36 31 26 27 30 41 46 45 44 40 34 24
DEWPT 25 22 22 22 25 32 35 34 32 29 26 24 28 34 34 33 34 33 25 20
RH 92 92 88 78 81 76 76 79 85 92100 88 92 76 63 62 68 76 69 84
WIND DIR S S S S W W NW NW NW W SW S S S S S SW W W W
WIND SPD 3 5 5 6 5 8 10 11 9 5 5 5 11 21 24 24 23 20 26 32
WIND GUST 33 35 36 34 31 41 46
CLOUDS SC B1 B1 B1 B2 B1 SC SC SC SC SC B1 B1 B1 B2 B2 OV B2 B2 SC
POP 12HR 0 0 0 0 30
QPF 12HR 0 0 0 0 0
SNOW 12HR 00-00 00-00 00-00
RAIN C C
SNOW S
WIND CHILL 24 17 18 20 24 33 33 29 24 19 20 21 32 30 20 6
MIN CHILL 16 17 18 32 23 18 18 32 30 5
DATE 12/18/25 FRI 12/19/25 SAT 12/20/25 SUN 12/21/25 MON 12/22/25
CST 6HRLY 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18
UTC 6HRLY 18 00 06 12 18 00 06 12 18 00 06 12 18 00 06 12 18 00
MAX/MIN 28 9 43 28 36 21 38 24 40
TEMP 27 17 11 16 34 39 35 29 34 30 24 23 34 33 28 26 37 34
DEWPT 11 6 -1 2 13 26 28 26 26 22 19 18 23 25 24 22 26 28
PWIND DIR NW N SE SW NW W S SE S
WIND CHAR WY GN BZ GN GN LT GN GN GN
AVG CLOUDS B1 SC FW B1 B2 B1 B1 B1 B1 B1 SC B1 B1 B1 B1 B1 B1 B1
POP 12HR 20 0 0 0 5 10 10 5 10
SNOW S
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page