April 18-20, 2006 Snowstorm

A major winter snowstorm whipped northeast Wyoming and western South Dakota, April 18-20, 2006.

Photo of Deadwood snow- Ian Czephya
Photo of snow in Boulder Canyon (just outside of Deadwood) after April 18-20 storm.

Deadwood snow photo- Ian Czephya
Photo of snow in Boulder Canyon after April 18-20 storm.

Aerial Photo of Snow Drifting Around Buildings in the Northern Black Hills.  Taken by Eric Helgeson.

Aerial photo of snow drifting around buildings in the northern Black Hills.

Snowfall Map for April 18-20, 2006

Below is a text listing of the snow totals.


PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE RAPID CITY SD
659 PM MDT THU APR 20 2006

M = MEASURED
E = ESTIMATED

..TIME... ...EVENT... ...CITY LOCATION...
..DATE... ....MAG.... ..COUNTY LOCATION..ST..
..REMARKS..

South Dakota

0110 PM HEAVY SNOW 8 SE HOOVER
04/19/2006 E8.0 INCH BUTTE SD

0110 PM HEAVY SNOW 2 WNW ROCHFORD
04/19/2006 E12.0 INCH PENNINGTON SD

0116 PM HEAVY SNOW 3 SE DEERFIELD
04/19/2006 E14.0 INCH PENNINGTON SD

0116 PM HEAVY SNOW 3 E STURGIS
04/19/2006 E13.0 INCH MEADE SD

0125 PM HEAVY SNOW JOHNSON SIDING
04/19/2006 E10.0 INCH PENNINGTON SD

0125 PM HEAVY SNOW 2 NE SILVER CITY
04/19/2006 E8.0 INCH PENNINGTON SD

0139 PM HEAVY SNOW SPEARFISH
04/19/2006 E24.0 INCH LAWRENCE SD

0200 PM HEAVY SNOW 1 N NEWELL
04/19/2006 E9.0 INCH BUTTE SD

0445 PM HEAVY SNOW HOOVER
04/19/2006 E8.0 INCH BUTTE SD
2-3 FOOT DRIFTS.

0605 PM HEAVY SNOW ROCHFORD
04/19/2006 M18.0 INCH PENNINGTON SD
5 FOOT DRIFTS.

0717 PM HEAVY SNOW N SAINT ONGE
04/19/2006 M12.0 INCH LAWRENCE SD
2.25 INCHES LIQUID EQUIVALENT. 3 TO 5 FOOT DRIFTS.

0740 PM HEAVY SNOW 5 ESE STURGIS
04/19/2006 M20.0 INCH MEADE SD
STORM TOTAL SNOWFALL 20 INCHES. 4 FOOT DRIFTS.

0740 PM HEAVY SNOW 1 SE STURGIS
04/19/2006 E24.0 INCH MEADE SD
4 FOOT DRIFTS.

0600 AM HEAVY SNOW 8 W SPEARFISH
04/20/2006 M22.0 INCH LAWRENCE SD
2.58 INCHES LIQUID EQUIVALENT

0700 AM SNOW PACTOLA RESERVOIR
04/20/2006 M5.0 INCH PENNINGTON SD

0700 AM SNOW 2 NE DEADWOOD
04/20/2006 M52.4 INCH LAWRENCE SD

0800 AM HEAVY SNOW LEAD
04/20/2006 M74.0 INCH LAWRENCE SD

0830 AM SNOW GALENA
04/20/2006 E50.0 INCH LAWRENCE SD

0933 AM SNOW 9 SW HILL CITY
04/20/2006 E15.0 INCH CUSTER SD

0939 AM SNOW 3 ENE BELLE FOURCHE
04/20/2006 E2.0 INCH BUTTE SD

0944 AM SNOW 23 NE NEWELL
04/20/2006 E10.0 INCH BUTTE SD

0955 AM SNOW 3 ESE NISLAND
04/20/2006 E4.0 INCH BUTTE SD

0957 AM SNOW BUFFALO
04/20/2006 E18.0 INCH HARDING SD

1011 AM SNOW CAMP CROOK
04/20/2006 E24.0 INCH HARDING SD

1020 AM SNOW REVA
04/20/2006 E12.0 INCH HARDING SD

1042 AM SNOW 7 E REDIG
04/20/2006 E20.0 INCH HARDING SD

1100 AM SNOW LUDLOW
04/20/2006 E18.0 INCH HARDING SD

1104 AM SNOW 8 SSE RALPH
04/20/2006 E15.0 INCH HARDING SD

1110 AM SNOW RED OWL
04/20/2006 E5.0 INCH MEADE SD

1115 AM SNOW 9 SE HEREFORD
04/20/2006 E3.0 INCH MEADE SD

1116 AM SNOW 12 SW HEREFORD
04/20/2006 E5.0 INCH MEADE SD

1120 AM SNOW 8 SE UNION CENTER
04/20/2006 E4.0 INCH MEADE SD

1120 AM SNOW 8 SE MUD BUTTE
04/20/2006 E6.0 INCH MEADE SD

1127 AM SNOW 6 W OPAL
04/20/2006 E3.0 INCH MEADE SD

0320 PM HEAVY SNOW LEAD
04/20/2006 M64.9 INCH LAWRENCE SD
STORM TOTAL SNOWFALL 64.9 INCHES. 5.73 INCHES LIQUID
EQUIVALENT.

0330 PM HEAVY SNOW SPEARFISH
04/20/2006 M23.5 INCH LAWRENCE SD

STORM TOTAL SNOWFALL 23.5 INCHES. LIQUID EQUIVALENT 1.34
INCHES.

0600 PM SNOW HILL CITY
04/20/2006 M4.0 INCH PENNINGTON SD

0600 PM HEAVY SNOW 4 E LUDLOW
04/20/2006 M14.0 INCH HARDING SD

STORM TOTAL SNOWFALL 12-14 INCHES. 3+ INCHES LIQUID
EQUIVALENT. 60+ MPH WIND KNOCKED DOWN SEVERAL LARGE
COTTONWOOD TREES.

0606 PM SNOW 2 E STURGIS
04/20/2006 M13.0 INCH MEADE SD
LIQUID EQUIVALENT 2.64 INCHES.

Northeast Wyoming

0600 PM HEAVY SNOW 1 N BUCKHORN
04/19/2006 E36.0 INCH WESTON WY
6 FOOT DRIFTS.

0730 PM HEAVY SNOW 8 W LIGHTNING FLAT
04/19/2006 M12.0 INCH CAMPBELL WY

STORM TOTAL SNOWFALL 12 INCHES. 1.20 INCHES LIQUID
EQUIVALENT. 3 FOOT DRIFTS.

0930 AM SNOW 10 ENE UPTON
04/20/2006 E24.0 INCH WESTON WY

0935 AM SNOW 22 NW BELLE FOURCHE
04/20/2006 E12.0 INCH CROOK WY

0932 AM SNOW UPTON
04/20/2006 E3.0 INCH WESTON WY
VISIBILITY NEAR ZERO AND ESTIMATED WIND GUSTS TO 60 MPH
ON 4/18 AND 4/19

0940 AM SNOW SUNDANCE
04/20/2006 E24.0 INCH CROOK WY

0945 AM SNOW 11 S HULETT
04/20/2006 E24.0 INCH CROOK WY

1012 AM SNOW SUNDANCE
04/20/2006 E24.0 INCH CROOK WY

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