Regional Weather Roundup
Issued by NWS

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014
ASUS43 KFSD 180902
RWRSD

WEATHER ROUNDUP FOR SOUTH DAKOTA
NATIONAL WEATHER SERVICE SIOUX FALLS SD
400 AM CDT MON MAY 18 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>017-181000-
NORTHWEST AND NORTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BUFFALO          N/A     40  37  89 NW15      29.89S TC   4
FAITH            N/A     42  39  89 N15       29.86F TC   6
MOBRIDGE       CLOUDY    44  38  79 N14G25    29.81S TC   7
$$

SDZ012>016-024>037-041>051-057-063-072>074-181000-
SOUTHWEST AND SOUTH CENTRAL SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
RAPID CTY ARPT PTCLDY    44  36  73 NW18      29.87R TC   7
PIERRE         CLOUDY    45  39  79 N17G25    29.81F TC   7
CUSTER         MOCLDY    37  29  72 N12G22    29.85S TC   3
PHILIP         MOCLDY    43  40  89 N13       29.86S TC   6
PINE RIDGE     MOCLDY    44  37  76 N6        29.87R TC   7
SPEARFISH      CLOUDY    41  36  81 NW12      29.94R TC   5
WINNER         CLOUDY    44  42  93 NW13      29.81F TC   7
$$

SDZ004>011-016>023-039-040-181000-
NORTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ABERDEEN       CLOUDY    46  42  86 N17G26    29.77R TC   8
WATERTOWN      CLOUDY    47  46  97 N15       29.69F TC   8
BROOKINGS      CLOUDY    49  47  93 N15       29.69R TC   9
SISSETON         N/A     48  46  93 NW16      29.69R TC   9
$$

SDZ017-020-022-023-036>040-048>070-181000-
SOUTHEAST SOUTH DAKOTA

CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
SIOUX FALLS    CLOUDY    51  49  92 NW13      29.72R TC  11
HURON          CLOUDY    48  45  89 NW13      29.76R TC   9
CHAMBERLAIN    CLOUDY    46  45  97 N14G21    29.82F TC   8
MADISON        CLOUDY    48  48 100 N12G17    29.70R TC   9
MITCHELL       CLOUDY    49  45  86 NW15      29.78R TC   9
YANKTON        CLOUDY    51  48  89 NW14      29.77R TC  11
$$

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