December 4, 2017 Winter Storm

Overview

A powerful, early-winter storm moved through the Northern and Central Plains on December 4, 2017, producing several inches of snowfall across portions of northeastern Wyoming and western South Dakota. Upslope winds across the northern Black Hills led to localized enhanced snowfall rates, leading to accumulations of 8-12 inches. High winds were also observed during and following the snowfall, with gusts of 60-65 mph common across the Foothills and Plains of South Dakota.

Snow/Ice
Storm Reports

Snow/Ice

Storm Reports

The storm reports listed below are in descending order and may not
necessarily be the final storm reports.


Snow reports listed by amount

 INCHES  LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
  8.00   LEAD                     SD  LAWRENCE         0200 PM
  7.80   3 ESE CHEYENNE CROSSING  SD  LAWRENCE         0800 AM
  6.50   DOWNTOWN SPEARFISH       SD  LAWRENCE         0900 AM
  6.00   2 NNW SAINT ONGE         SD  LAWRENCE         1010 AM
  6.00   8 NNE SUNDANCE           WY  CROOK            1000 AM
  6.00   7 SW BROWNSVILLE         SD  LAWRENCE         1000 AM
  6.00   6 NNW SUNDANCE           WY  CROOK            0600 AM
  5.00   9 NW DEERFIELD           SD  PENNINGTON       0800 AM
  5.00   7 SW BROWNSVILLE         SD  LAWRENCE         0800 AM
  5.00   CENTRAL CITY             SD  LAWRENCE         0605 AM
  4.00   ROCHFORD                 SD  PENNINGTON       1000 AM
  4.00   5 WSW BEULAH             WY  CROOK            0900 AM
  4.00   HULETT                   WY  CROOK            0800 AM
  3.50   2 W OPAL                 SD  MEADE            0800 AM
  3.50   1 S DOWNTOWN BELLE FOUR  SD  BUTTE            0800 AM
  3.20   2 ENE NEWELL             SD  BUTTE            0800 AM
  3.00   DOWNTOWN GILLETTE        WY  CAMPBELL         0615 AM
  2.50   NEWELL                   SD  BUTTE            0800 AM
  2.00   6 NNW SUNDANCE           WY  CROOK            1000 AM
  2.00   9 WSW RED ELM            SD  ZIEBACH          0827 AM
  2.00   1 NE SUNDANCE            WY  CROOK            0800 AM
  2.00   13 NNW DOWNTOWN GILLETT  WY  CAMPBELL         0800 AM
  2.00   11 NNE WESTON            WY  CAMPBELL         0800 AM
  2.00   14 NNW DOWNTOWN GILLETT  WY  CAMPBELL         0640 AM
  2.00   DOWNTOWN STURGIS         SD  MEADE            0626 AM
                 BLOWING SNOW WITH THE STRONG WINDS
  1.50   EDGEMONT                 SD  FALL RIVER       0700 AM
  1.50   5 E PIEDMONT             SD  MEADE            0700 AM
  1.50   6 NE ELLSWORTH AFB       SD  MEADE            0700 AM
  1.00   3 ENE KYLE               SD  OGLALA LAKOTA    0700 AM
  1.00   6 NNW EDGEMONT           SD  FALL RIVER       0700 AM


Wind gust reports listed by speed (mph)

 SPEED   LOCATION                 ST  COUNTY           TIME
 ------  -----------------------  --  --------------   -------
 66.00   1 NE MIDLAND             SD  HAAKON           1213 PM
 66.00   3 NNW SCENIC             SD  PENNINGTON       0919 AM
 66.00   ELLSWORTH AFB            SD  MEADE            0825 AM
 65.00   15 SSE MISSION           SD  TODD             1145 AM
 65.00   3 NW WASTA               SD  PENNINGTON       0824 AM
 64.00   1 ENE MUD BUTTE          SD  MEADE            0939 AM
 64.00   8 S WALL                 SD  PENNINGTON       0820 AM
 64.00   RAPID CITY AIRPORT       SD  PENNINGTON       0801 AM
 62.00   7 E WANBLEE              SD  JACKSON          1234 PM
 62.00   1 E DOWNTOWN RAPID CITY  SD  PENNINGTON       1014 AM
 62.00   1 W BOX ELDER            SD  PENNINGTON       0844 AM
 61.00   WEWELA                   SD  TRIPP            0144 PM
 61.00   5 NE PORCUPINE           SD  OGLALA LAKOTA    1241 PM
 61.00   7 NNE ELLSWORTH AFB      SD  MEADE            0622 AM
 60.00   4 SSE WITTEN             SD  TRIPP            0114 PM
 60.00   3 E PHILIP               SD  HAAKON           1135 AM
 60.00   25 ESE WRIGHT            WY  CAMPBELL         0605 AM
 59.00   1 NE WINNER              SD  TRIPP            1233 PM
 59.00   5 WNW NEW UNDERWOOD      SD  PENNINGTON       0819 AM
 58.00   9 ENE BELVIDERE          SD  JACKSON          1130 AM
 58.00   4 E CACTUS FLAT          SD  JACKSON          1130 AM
 58.00   6 W PARMELEE             SD  TODD             1128 AM
 58.00   5 SSE BEAR BUTTE STATE   SD  MEADE            0955 AM
 58.00   7 NNE RALPH              SD  HARDING          0859 AM
 56.00   1 N BUFFALO              SD  HARDING          0807 AM
 55.00   1 NNE FAITH              SD  MEADE            0927 AM
 52.00   1 NE ECHETA              WY  CAMPBELL         0451 AM

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