Regional Weather Roundup
Issued by NWS Sioux Falls, SD

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683
ASUS43 KFSD 151802
RWRFSD

WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 PM CDT TUE SEP 15 2026

NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND OR OBSTRUCTIONS TO VISIBILITY.


SDZ038>040-050-052>070-151900-
SOUTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BROOKINGS      SUNNY     64  47  53 NW13G18   30.16S TC  18
6HR MIN TEMP:  48; 6HR MAX TEMP:  64;

CHAMBERLAIN    SUNNY     67  47  49 NW8       30.24R TC  19
HURON          SUNNY     66  49  54 N9        30.18R TC  19
6HR MIN TEMP:  51; 6HR MAX TEMP:  67;

MADISON        SUNNY     64  50  59 N13       30.16F TC  18
MITCHELL       SUNNY     67  47  48 NE7       30.19S TC  19
6HR MIN TEMP:  52; 6HR MAX TEMP:  67;

SIOUX FALLS    MOSUNNY   68  48  48 N13       30.16S TC  20
6HR MIN TEMP:  54; 6HR MAX TEMP:  68;

WINNER         SUNNY     68  43  40 N10G17    30.23S TC  20
YANKTON        MOSUNNY   68  48  48 NW10      30.18S TC  20
6HR MIN TEMP:  56; 6HR MAX TEMP:  68;

$$

MNZ071-072-080-081-089-090-097-098-151900-
SOUTHWEST MINNESOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
FAIRMONT       MOSUNNY   66  50  56 NW10      30.14R TC  19
LUVERNE        MOSUNNY   68  46  45 N9        30.15S TC  20
MARSHALL       SUNNY     67  48  50 N13       30.13S TC  19
6HR MIN TEMP:  53; 6HR MAX TEMP:  67;

REDWOOD FALLS  MOSUNNY   66  48  52 W7G21     30.12R TC  19
6HR MIN TEMP:  55; 6HR MAX TEMP:  66;

WORTHINGTON    MOSUNNY   65  49  56 N7G16     30.15S TC  18
6HR MIN TEMP:  55; 6HR MAX TEMP:  65;

$$

IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ071-151900-
NORTHWEST IOWA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CHEROKEE       CLOUDY    64  54  68 N6        30.15S TC  18
DENISON        CLOUDY    64  54  68 CALM      30.16R TC  18
ESTHERVILLE    PTSUNNY   66  48  52 NW7       30.13R TC  19
LE MARS        CLOUDY   N/A N/A N/A N7        30.15S
MAURICE        MOSUNNY   66  50  55 NW9       30.16S TC  19
SHELDON        MOSUNNY   66  50  55 N8G15     30.14R TC  19
SIOUX CITY     CLOUDY    67  50  54 N9        30.16S TC  19
6HR MIN TEMP:  61; 6HR MAX TEMP:  68;

SPENCER        PTSUNNY   66  50  56 NW7       30.14S TC  19
6HR MIN TEMP:  58; 6HR MAX TEMP:  66;

STORM LAKE     PTSUNNY   64  52  63 NW9       30.14F TC  18
$$

ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURE IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY