Regional Weather Roundup
Issued by NWS

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440
ASUS43 KFSD 211002
RWRSD

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
500 AM CDT FRI AUG 21 2026

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


SDZ001>005-009-010-012>017-211100-
NORTHWEST AND NORTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BUFFALO          N/A     58  49  72 NE6       30.10S TC  14
FAITH            N/A     66  47  50 E7        30.10S TC  19
MOBRIDGE       CLEAR     57  53  86 N5        30.06S TC  14
$$

SDZ012>016-024>037-041>051-057-063-072>074-211100-
SOUTHWEST AND SOUTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
RAPID CTY ARPT PTCLDY    67  51  56 CALM      30.10F TC  19
PIERRE         CLEAR     61  57  87 NE7       30.05R TC  16
CUSTER         PTCLDY    60  47  61 NW7       30.28S TC  16
PHILIP         PTCLDY    59  53  80 CALM      30.06F TC  15
PINE RIDGE     PTCLDY    64  58  80 E7        30.11S TC  18
SPEARFISH      PTCLDY    70  46  43 W7        30.13R TC  21
WINNER         CLEAR     62  57  83 NE5       30.07S TC  17
$$

SDZ004>011-016>023-039-040-211100-
NORTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLEAR     58  56  93 N6        30.04R TC  14
WATERTOWN      CLEAR     56  56 100 N6        30.02S FOG     TC  13
BROOKINGS      CLEAR     62  61  96 CALM      30.03R TC  17
SISSETON         N/A     59  58  96 NW7       30.01R TC  15
$$

SDZ017-020-022-023-036>040-048>070-211100-
SOUTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    CLEAR     62  62 100 CALM      30.01R TC  17
HURON          CLEAR     59  58  96 NW6       30.03R TC  15
CHAMBERLAIN    CLEAR     66  65  96 N8        30.08R TC  19
MADISON        CLEAR     64  64 100 NW9       30.02R TC  18
MITCHELL       CLEAR     63  61  93 NW6       30.03R TC  17
YANKTON        CLEAR     64  64 100 NW3       30.02S FOG     TC  18
$$

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