Regional Weather Roundup
Issued by NWS

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346
ASUS43 KFSD 211310
RWRSD

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
800 AM CDT MON SEP 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>017-211400-
NORTHWEST AND NORTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BUFFALO          N/A     52  52 100 E8        30.21S TC  11
FAITH            N/A     53  52  96 E8        30.19S TC  12
MOBRIDGE       CLOUDY    53  51  93 E9        30.20R TC  12
$$

SDZ012>016-024>037-041>051-057-063-072>074-211400-
SOUTHWEST AND SOUTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
RAPID CTY ARPT CLOUDY    54  53  97 E7        30.20S TC  12
PIERRE         CLOUDY    54  53  97 E10       30.18R TC  12
CUSTER         FOG       47  47 100 NE3       30.24R VSB 1/2 TC   8
ELLSWORTH AFB  CLOUDY    54  53  96 E7        30.17R FOG     TC  12
PHILIP         LGT RAIN  55  54  96 E13       30.19R FOG     TC  13
SPEARFISH      CLOUDY    52  52 100 E8        30.22R TC  11
WINNER         CLOUDY    55  54  96 E10       30.17R TC  13
$$

SDZ004>011-016>023-039-040-211400-
NORTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLOUDY    53  51  93 NE7       30.23R TC  12
WATERTOWN      CLOUDY    50  47  89 E7        30.20S TC  10
BROOKINGS      CLOUDY    51  49  92 E12       30.20R TC  11
SISSETON         N/A     51  45  79 E6        30.24R TC  11
$$

SDZ017-020-022-023-036>040-048>070-211400-
SOUTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    LGT RAIN  54  53  97 NE12      30.17R FOG     TC  12
HURON          LGT RAIN  53  52  96 NE7       30.20R TC  12
CHAMBERLAIN    DRIZZLE   54  54 100 E6        30.21R TC  12
MADISON        MIX PCPN  52  52 100 NE7       30.19R TC  11
MITCHELL       LGT RAIN  54  53  97 E8        30.19R FOG     TC  12
YANKTON        LGT RAIN  56  56 100 NE7       30.15R FOG     TC  13
$$

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