496  
FOUS53 KFSD 180018  
PFMFSD  
 
POINT FORECAST MATRICES  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
717 PM CDT WED SEP 17 2025  
 
IAZ012-180900-  
SIOUX CENTER-SIOUX IA  
43.08N 96.18W ELEV. 1446 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 60 76 56 72 56  
TEMP 63 63 62 61 67 73 75 72 62 61 59 58 63 69 71 67 61 59 58 57  
DEWPT 63 63 62 61 65 66 65 65 61 60 59 58 61 61 62 61 60 59 57 57  
RH 100100100100 93 79 71 79 97 97100100 93 76 73 81 97100 96100  
WIND DIR SE SE S SE S S S S S S SW SW W SW SW SW SW S S S  
WIND SPD 5 5 5 5 6 10 10 5 4 4 4 4 5 5 5 3 3 3 3 3  
CLOUDS B2 B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC B1 B1  
POP 12HR 60 40 30 30 30  
QPF 12HR 0.21 0.03 0.08 0 0.21  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C S S C C S S C C  
TSTMS S S S S S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 57 80 58 79 53 75 52 76  
TEMP 73 70 62 59 76 73 63 60 77 70 58 55 72 69 58 55 74 69  
DEWPT 64 64 61 58 66 67 62 60 67 64 57 53 59 58 55 53 58 58  
PWIND DIR S S S S SW NW NW N E  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 20 30 20 10 20 10 5 5  
RAIN SHWRS S C C S S S  
TSTMS S S S S  
 

 
IAZ031-180900-  
SIOUX CITY-WOODBURY IA  
42.40N 96.38W ELEV. 1210 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 77 56 74 57  
TEMP 65 63 62 61 66 73 75 73 64 61 60 59 63 70 71 70 63 60 59 59  
DEWPT 65 63 62 61 65 64 63 65 62 61 59 58 61 60 60 61 60 60 59 59  
RH 100100100100 97 73 66 76 93100 96 96 93 71 68 73 90100100100  
WIND DIR SE S S SE S S S S S SW W W W W SW SW S S S S  
WIND SPD 5 4 4 4 5 9 9 5 4 3 3 3 4 5 5 3 3 2 2 3  
CLOUDS B2 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 SC SC SC SC SC B1 B1  
POP 12HR 60 40 30 20 30  
QPF 12HR 0.20 0.05 0.18 0 0.29  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C S S S S S S C C  
TSTMS S S S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 59 80 60 81 54 75 53 78  
TEMP 74 73 63 60 77 75 64 62 78 72 60 57 73 71 59 56 76 72  
DEWPT 63 63 61 59 66 67 63 62 65 63 57 54 59 60 56 53 58 58  
PWIND DIR S S S S SW NW NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC FW SC SC FW FW FW FW FW  
POP 12HR 10 20 30 20 20 20 10 5 5  
RAIN SHWRS S C S S S S S S  
TSTMS S S S S S S  
 

 
IAZ014-180900-  
SPENCER-CLAY IA  
43.15N 95.18W ELEV. 1325 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 79 58 74 56  
TEMP 64 63 62 61 68 76 78 74 64 62 60 59 64 69 72 68 61 59 58 57  
DEWPT 64 63 62 61 65 66 65 66 62 62 60 59 61 61 61 61 60 59 57 56  
RH 100100100100 90 71 64 76 93100100100 90 76 68 78 97100 96 96  
WIND DIR SE SE SE SE S S S S S S S SW SW SW SW S S S S S  
WIND SPD 5 5 5 5 8 10 10 5 5 4 4 4 5 8 8 5 4 4 3 3  
CLOUDS B2 B2 OV B2 B1 B1 B2 B1 B2 B2 OV B2 B2 B1 SC SC SC SC B1 B1  
POP 12HR 50 50 50 40 30  
QPF 12HR 0.27 0.07 0.09 0.01 0.20  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C C C C C S S C C S  
TSTMS S S S C C C C C S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 57 81 58 82 54 76 52 77  
TEMP 74 72 62 59 77 74 63 60 77 72 59 55 73 70 58 54 74 70  
DEWPT 62 63 60 57 65 66 61 59 65 63 57 53 57 57 54 51 56 57  
PWIND DIR S S S S SW NW NW N NE  
WIND CHAR LT LT LT LT LT LT GN LT LT  
AVG CLOUDS B1 SC B1 B1 SC SC SC SC SC SC SC SC SC FW FW SC FW FW  
POP 12HR 20 20 30 20 20 20 10 5 5  
RAIN SHWRS S S S C C S S S S  
TSTMS S S S S S S S  
 

 
IAZ022-180900-  
STORM LAKE-BUENA VISTA  
42.60N 95.23W ELEV. 1427 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 62 78 59 74 58  
TEMP 64 64 63 63 69 76 77 73 64 62 61 60 64 69 72 68 62 60 59 59  
DEWPT 64 64 63 62 67 66 66 66 64 62 61 60 62 61 61 61 60 60 59 59  
RH 100100100 97 93 71 69 79100100100100 93 76 68 78 93100100100  
WIND DIR SE SE SE S S S S S S S SW SW SW SW SW SW S S S S  
WIND SPD 5 5 5 5 8 10 10 5 5 5 5 5 5 6 6 4 4 4 4 5  
CLOUDS B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B2 B1 B1 SC SC SC SC B1 B1  
POP 12HR 50 50 50 30 20  
QPF 12HR 0.26 0.06 0.14 0 0.31  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C C C C C S S S S S  
TSTMS S C C C C C C S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 59 80 60 81 56 75 54 77  
TEMP 74 72 63 61 77 73 64 61 77 72 60 57 72 69 59 56 74 70  
DEWPT 63 63 61 60 66 66 62 61 66 64 58 55 58 58 56 53 57 57  
PWIND DIR S S S S SW NW NW N NE  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 B1 B1 B1 SC SC SC SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 20 30 20 20 20 10 5 5  
RAIN SHWRS S S C C S S S S  
TSTMS S C S S S S  
 

 
MNZ072-180900-  
MARSHALL-LYON MN  
44.47N 95.82W ELEV. 1151 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 63 76 60 71 58  
TEMP 64 64 63 63 67 72 74 71 64 63 61 61 63 67 69 67 62 60 59 58  
DEWPT 64 64 63 63 65 66 65 66 63 62 61 61 61 61 62 61 60 59 58 58  
RH 100100100100 93 81 74 84 97 97100100 93 81 78 81 93 96 96100  
WIND DIR E E SE SE SE SE SE SE SE S S S SW SW SW SW S S S S  
WIND SPD 5 5 5 5 8 10 10 6 5 5 5 4 5 9 9 5 5 5 5 5  
CLOUDS OV OV OV OV B2 B1 B2 SC SC B2 B2 B2 B2 B2 B1 SC SC SC SC B1  
POP 12HR 60 50 40 50 30  
QPF 12HR 0.40 0.11 0.07 0.08 0.03  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C S C C C C C C C C C C C C S S S  
TSTMS S C C S S S C C S S C C S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 59 80 59 78 55 74 54 75  
TEMP 71 70 63 60 75 73 63 60 75 70 60 56 71 69 59 56 71 69  
DEWPT 62 63 61 59 64 65 62 59 64 62 57 53 57 58 55 52 57 57  
PWIND DIR S SW SW SW W W NW NW N  
WIND CHAR LT LT LT LT LT LT GN LT LT  
AVG CLOUDS B1 SC B1 SC SC FW SC SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 20 30 10 20 10 10 5 5  
RAIN SHWRS S S S S S C S  
TSTMS S S S S S  
 

 
MNZ081-180900-  
WINDOM-COTTONWOOD MN  
43.87N 95.12W ELEV. 1355 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 62 78 59 73 57  
TEMP 64 64 63 62 68 75 78 73 65 63 62 61 64 69 71 68 62 60 59 58  
DEWPT 64 64 63 62 65 64 63 64 62 62 60 60 61 60 59 58 59 59 58 57  
RH 100100100100 90 69 60 73 90 97 93 97 90 73 66 70 90 96 96 96  
WIND DIR SE SE SE SE S S SE S S S S S S S SW S S S S S  
WIND SPD 4 4 4 5 6 10 10 5 5 4 4 3 5 8 8 5 4 4 4 4  
CLOUDS B2 B2 B2 OV B2 B1 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC B1  
POP 12HR 50 50 50 50 30  
QPF 12HR 0.28 0.08 0.13 0.09 0.04  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C C C C C C C C C S  
TSTMS S S S S S C C C C S S S C S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 59 80 60 79 55 74 53 75  
TEMP 72 71 63 60 77 74 64 60 76 71 59 55 71 69 58 55 72 69  
DEWPT 60 60 60 58 62 63 62 59 62 60 57 53 55 54 55 52 55 55  
PWIND DIR S S SW S SW W NW N N  
WIND CHAR LT LT LT LT LT LT LT LT LT  
AVG CLOUDS B1 SC B1 B1 SC SC SC SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 20 30 20 20 20 10 5 5  
RAIN SHWRS S S S S C C S S S  
TSTMS S S S S C S S  
 

 
MNZ089-180900-  
WORTHINGTON-NOBLES MN  
43.65N 95.58W ELEV. 1584 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 77 58 72 56  
TEMP 64 63 62 62 67 73 75 73 64 62 60 59 63 68 70 67 61 59 57 57  
DEWPT 64 63 62 62 65 64 63 63 62 61 60 59 61 59 59 59 60 59 57 57  
RH 100100100100 93 73 66 71 93 97100100 93 73 68 75 97100100100  
WIND DIR SE SE SE SE S S S S S S S S SW SW SW S SW S S S  
WIND SPD 5 5 5 5 8 10 10 5 5 5 4 4 5 8 8 5 4 4 4 4  
CLOUDS B2 OV B2 B2 B2 B2 B2 B1 B1 B2 B2 B2 B2 B2 B1 SC SC SC SC B1  
POP 12HR 50 50 40 40 30  
QPF 12HR 0.32 0.07 0.07 0.03 0.05  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C C C C C C C C C C C C C S  
TSTMS S S S S C C S C S S S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 57 79 58 79 53 74 52 75  
TEMP 72 70 62 58 76 73 63 60 76 70 58 54 71 69 58 54 73 69  
DEWPT 60 61 60 58 64 64 62 59 63 61 57 53 55 55 55 52 55 55  
PWIND DIR S S SW S SW NW NW N NE  
WIND CHAR LT LT LT LT LT LT GN LT LT  
AVG CLOUDS B1 B1 B1 B1 SC SC FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 20 30 20 20 20 10 5 5  
RAIN SHWRS S S S S C C S S S  
TSTMS S S S S S S S S  
 

 
SDZ040-180900-  
BROOKINGS-BROOKINGS SD  
44.30N 96.80W ELEV. 1617 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 74 56 70 55  
TEMP 63 63 63 62 65 70 72 70 62 60 59 57 61 66 69 66 60 58 57 56  
DEWPT 63 63 62 61 63 64 63 64 61 59 58 57 58 60 60 60 58 57 56 55  
RH 100100 97 97 93 81 73 81 97 96 96100 90 81 73 81 93 96 96 96  
WIND DIR E SE SE SE SE S SE SE S S S W W SW SW SW S S S S  
WIND SPD 8 8 6 6 9 11 10 6 5 5 5 5 6 9 9 5 4 4 4 4  
CLOUDS OV B2 OV OV B2 B2 B2 B1 B2 B2 OV B2 B2 B2 B1 SC SC SC B1 B1  
POP 12HR 60 50 30 40 20  
QPF 12HR 0.41 0.11 0.05 0.02 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S C C C C C S S S S C C S S S  
TSTMS S S S S S C C S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 75 56 78 56 75 52 73 51 74  
TEMP 71 69 60 57 74 72 62 57 73 68 57 54 70 68 57 53 72 68  
DEWPT 61 62 58 56 64 64 60 57 64 62 54 51 57 59 54 51 56 57  
PWIND DIR SW S S S W NW NW N E  
WIND CHAR GN LT LT LT LT LT GN LT GN  
AVG CLOUDS B1 SC B1 SC SC FW SC SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 20 20 20 10 20 10 10 5 5  
RAIN SHWRS S S S S S S S  
TSTMS S S S  
 

 
SDZ050-180900-  
BURKE-GREGORY SD  
43.18N 99.29W ELEV. 2142 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 56 66 51 70 53  
TEMP 60 58 58 57 60 63 64 63 57 56 54 53 56 64 68 66 60 58 56 54  
DEWPT 60 58 57 56 59 60 61 60 57 56 54 53 56 58 58 59 57 57 55 54  
RH 100100 96 96 96 90 90 90100100100100100 81 70 78 90 96 96100  
WIND DIR S SW S SW SW W NW W NW W W W W W W N E S S SW  
WIND SPD 8 9 9 10 11 12 12 10 10 9 10 10 9 9 8 5 4 5 5 5  
CLOUDS B2 B2 B2 B2 B2 B2 B2 B1 B2 B2 B1 B1 B1 SC SC SC SC SC SC SC  
POP 12HR 50 40 10 20 10  
QPF 12HR 0.11 0.13 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C S S  
TSTMS  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 56 80 57 75 52 75 52 76  
TEMP 71 71 62 58 74 74 62 58 71 68 58 54 70 70 59 54 72 69  
DEWPT 62 63 60 58 63 64 59 55 59 56 52 49 55 57 54 51 56 57  
PWIND DIR SW S S S NW NW NW NW SE  
WIND CHAR LT LT GN LT GN GN GN LT GN  
AVG CLOUDS SC SC SC FW FW FW FW FW FW FW FW SC FW FW FW FW FW FW  
POP 12HR 10 20 10 5 10 10 5 5 5  
RAIN SHWRS S S  
TSTMS S  
 

 
SDZ057-180900-  
CHAMBERLAIN-BRULE SD  
43.77N 99.32W ELEV. 1565 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 57 67 53 71 53  
TEMP 62 61 60 58 62 65 67 64 59 57 56 55 58 64 68 67 61 58 57 55  
DEWPT 62 61 60 58 62 62 62 63 59 57 56 55 58 58 59 60 60 58 56 55  
RH 100100100100100 90 84 97100100100100100 81 73 78 97100 96100  
WIND DIR E E SE E SE S W W NW W W W W W W NW E SE S S  
WIND SPD 10 10 10 10 10 11 12 11 10 9 10 10 10 10 9 5 5 5 5 5  
CLOUDS B2 OV OV B2 B2 B2 B2 B2 B2 B2 B2 B2 B1 SC SC SC SC SC SC B1  
POP 12HR 70 50 10 20 10  
QPF 12HR 0.24 0.21 0 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C C C C C S S  
TSTMS S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 56 82 57 76 52 76 52 77  
TEMP 71 71 62 59 75 75 62 59 71 69 58 54 72 70 59 54 72 71  
DEWPT 62 64 61 59 64 65 60 57 60 58 54 51 56 58 57 52 57 59  
PWIND DIR S SE SW SE NW NW NW NE SE  
WIND CHAR LT LT LT LT GN GN GN LT GN  
AVG CLOUDS SC SC SC SC FW FW FW SC SC FW SC SC FW FW FW FW CL FW  
POP 12HR 5 10 10 5 10 5 5 5 5  
 

 
SDZ038-180900-  
HURON-BEADLE SD  
44.38N 98.22W ELEV. 1282 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 71 56 70 55  
TEMP 63 62 61 62 63 68 70 68 60 58 57 56 60 65 69 67 60 58 56 55  
DEWPT 63 62 61 62 63 64 63 65 60 58 57 56 58 59 60 61 60 57 56 55  
RH 100100100100100 87 78 90100100100100 93 81 73 81100 96100100  
WIND DIR NE E SE E SE SE SE S NW W W W W W W W SW S S S  
WIND SPD 9 8 6 6 9 10 10 6 5 5 5 5 6 8 8 5 4 4 4 4  
CLOUDS OV OV B2 OV B2 B2 B2 B2 OV B2 B2 OV B1 B1 SC SC SC SC SC B1  
POP 12HR 80 50 20 30 10  
QPF 12HR 0.28 0.28 0.02 0 0  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS L C C C C C C S S C C  
TSTMS C S S S C C S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 75 56 80 57 75 52 74 52 76  
TEMP 70 70 60 57 74 74 62 59 71 69 58 54 70 70 58 54 72 70  
DEWPT 62 64 60 57 64 66 60 57 63 60 55 51 58 60 55 52 59 59  
PWIND DIR S SE S S NW NW NW N SE  
WIND CHAR LT LT LT LT GN LT GN LT LT  
AVG CLOUDS SC SC SC SC SC FW FW SC SC SC SC SC FW FW FW FW FW FW  
POP 12HR 10 10 20 5 10 10 5 0 0  
RAIN SHWRS S  
 

 
SDZ059-180900-  
MITCHELL-DAVISON SD  
43.76N 98.02W ELEV. 1312 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 59 72 55 71 55  
TEMP 63 62 61 60 63 69 71 68 60 58 57 56 61 66 69 67 61 58 57 56  
DEWPT 63 62 61 60 63 64 63 66 60 58 57 56 58 60 61 62 60 58 57 56  
RH 100100100100100 84 76 93100100100100 90 81 76 84 97100100100  
WIND DIR E SE SE SE SE SE S SW W W W W W W SW SW S S S S  
WIND SPD 8 6 6 6 9 10 10 6 5 5 5 5 6 8 8 4 4 4 4 5  
CLOUDS B2 B2 B2 OV B2 B1 B1 B2 OV B2 B2 B2 B1 B1 SC SC SC SC SC B1  
POP 12HR 70 40 20 30 20  
QPF 12HR 0.44 0.20 0 0 0.01  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S C C C C S S S S C C S S S S  
TSTMS S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 57 80 58 77 52 75 52 77  
TEMP 71 71 61 58 75 74 62 58 72 69 58 54 70 69 58 54 73 70  
DEWPT 64 65 61 58 66 66 61 58 65 62 55 52 59 60 55 53 59 60  
PWIND DIR S S S S NW NW NW N E  
WIND CHAR LT LT LT LT GN LT GN LT GN  
AVG CLOUDS SC SC SC SC SC FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 20 20 10 10 10 5 5 5  
RAIN SHWRS S S  
 

 
SDZ062-180900-  
SIOUX FALLS-MINNEHAHA SD  
43.57N 96.73W ELEV. 1424 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 61 75 57 72 57  
TEMP 64 63 63 62 65 72 74 71 63 61 60 58 62 67 70 67 61 59 58 57  
DEWPT 64 63 63 62 65 64 63 65 61 60 59 57 60 60 60 60 60 59 57 57  
RH 100100100100100 76 69 81 93 97 96 96 93 78 71 78 97100 96100  
WIND DIR SE SE SE SE SE S S S S S SW W W W SW SW S S S S  
WIND SPD 5 5 5 5 8 10 10 5 4 4 4 4 5 6 6 4 3 3 3 3  
CLOUDS OV B2 B2 OV B1 B2 B2 B1 B1 B2 B2 B2 B2 B1 B1 SC SC SC B1 B1  
POP 12HR 60 40 30 30 30  
QPF 12HR 0.22 0.05 0 0 0.07  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S S C C C C C C C C C C S S  
TSTMS S S S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 76 58 80 58 78 54 75 53 76  
TEMP 73 70 62 58 76 74 64 59 75 70 59 55 71 70 59 54 73 70  
DEWPT 62 63 60 58 66 66 62 59 65 62 56 52 58 58 55 52 57 57  
PWIND DIR S S S S W NW NW N E  
WIND CHAR LT LT LT LT LT LT GN LT LT  
AVG CLOUDS B1 SC B1 SC SC FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 20 20 10 10 10 10 5 5  
RAIN SHWRS S S S  
TSTMS S  
 

 
SDZ070-180900-  
VERMILLION-CLAY SD  
42.95N 96.92W ELEV. 1132 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 60 76 56 73 57  
TEMP 65 63 61 60 65 73 75 72 62 60 59 58 63 69 71 69 61 60 59 58  
DEWPT 65 63 61 60 65 65 64 66 61 60 58 57 61 61 62 62 61 60 59 58  
RH 100100100100100 76 69 81 97100 96 96 93 76 73 78100100100100  
WIND DIR SE S S SE S S S S SW W W W W W SW SW SE S SE SE  
WIND SPD 5 5 5 5 8 10 10 5 5 4 5 5 5 5 5 4 3 4 3 4  
CLOUDS B2 B1 B2 B2 B1 B1 B2 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC SC B1  
POP 12HR 60 30 20 20 30  
QPF 12HR 0.21 0.04 0 0 0.14  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C C S S C C S S S S S S S S C C  
TSTMS S S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 78 59 80 60 80 54 76 54 78  
TEMP 74 73 63 60 77 75 64 60 77 72 60 56 73 71 59 55 75 71  
DEWPT 65 66 61 59 68 69 63 60 67 64 57 53 60 61 57 53 59 59  
PWIND DIR S S S S W NW NW N E  
WIND CHAR LT LT LT LT LT LT GN LT LT  
AVG CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 20 20 10 20 20 10 5 5  
RAIN SHWRS S S S S S S S  
TSTMS S S S S S  
 

 
SDZ069-180900-  
YANKTON-YANKTON SD  
42.95N 97.39W ELEV. 1207 FT  
717 PM CDT WED SEP 17 2025  
 
DATE 09/17/25 THU 09/18/25 FRI 09/19/25 SAT  
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 60 74 56 72 58  
TEMP 64 63 62 60 63 71 73 70 62 60 58 57 61 67 70 68 61 60 59 58  
DEWPT 64 63 62 60 63 63 63 66 61 60 58 57 59 60 61 62 61 60 58 58  
RH 100100100100100 76 71 87 97100100100 93 78 73 81100100 96100  
WIND DIR SE SE S SE S S S SW W W W W W W W W S S S SE  
WIND SPD 6 5 5 5 9 11 10 6 5 5 5 5 6 8 6 4 4 4 4 4  
CLOUDS B2 B1 B2 B2 B2 B2 B2 B1 B2 B2 B2 B2 B1 B1 SC SC SC SC B1 B1  
POP 12HR 70 30 20 20 30  
QPF 12HR 0.18 0.02 0 0 0.08  
SNOW 12HR 00-00 00-00 00-00  
RAIN SHWRS C C S S S C C S S S S S S C C  
TSTMS S S  
 
DATE 09/20 SUN 09/21/25 MON 09/22/25 TUE 09/23/25 WED 09/24/25  
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 77 59 80 60 79 55 75 54 77  
TEMP 72 72 63 60 76 74 64 60 75 71 60 56 71 70 59 55 73 71  
DEWPT 64 66 61 60 67 68 63 59 65 64 57 53 58 61 57 53 58 60  
PWIND DIR S S S S W NW NW N E  
WIND CHAR LT LT LT LT GN LT GN LT LT  
AVG CLOUDS B1 B1 B1 B1 SC FW FW SC SC SC SC SC SC FW FW FW FW FW  
POP 12HR 10 20 20 10 10 10 10 5 5  
RAIN SHWRS S S S  
TSTMS S S  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab SD Page
The Nexlab IA Page
The Nexlab MN Page
The Nexlab NE Page Main Text Page