Wyoming, 2012

Avalanche in Wyoming, March 7, 2012

March 7, 2012 · NWS RIW · 1 event in 1 county or zone

An avalanche on Ranger Peak killed two backcountry skiers Wednesday, March 7. The skiers were found the following day after a family member reported one of them missing.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

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The toll

Deaths
2
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS RIW wrote it up.

An avalanche on Ranger Peak killed two backcountry skiers Wednesday, March 7. The skiers were found the following day after a family member reported one of them missing. The avalanche occurred at 10,500 feet and swept the skiers 3,000 vertical feet down Waterfalls Canyon. Searchers found one skier 150 feet from the end of the avalanche and the other up the canyon 1,500 feet away. The skiers were found near the surface of debris six feet deep at noon on Thursday, March 8.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Riverton, WY wrote its last area forecast discussion before the first event at Mar 7, 10:46 AM MST, 1 hour 14 minutes earlier.

Area forecast discussion, Mar 7, 10:46 AM MST, 1 hour 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RIVERTON WY
1046 AM MST WED MAR 7 2012

.SHORT TERM...TODAY THROUGH FRIDAY NIGHT

GUSTY WINDS AND PERIODS OF LIGHT TO MODERATE SNOW LINGER ACROSS
CENTRAL AND SOUTHERN PORTIONS OF THE STATE IN THE WAKE OF A COLD
FRONTAL PASSAGE OVERNIGHT. THE ASSOCIATED UPPER LEVEL TROUGH WILL
CONTINUE TO PROGRESS EASTWARD THROUGH THE DAY AS A RIDGE FOLDS
OVER THE AREA BY TONIGHT. ONCE THIS SYSTEM CLEARS THE AREA...CALM
AND MILD WEATHER WILL HOLD ON THOUGH THE END OF THE SHORT TERM PERIOD.

SNOW WILL END FROM NORTH TO SOUTH TODAY WITH SNOW ENDING OVER
CENTRAL BASINS BY NOON...EXCEPT FOR A FEW LINGERING FLURRIES IN
FAVORED UPSLOPE AREAS INTO THE AFTERNOON. ROADS COULD BE QUITE
SLIPPERY FOR THE MORNING COMMUTE AS THE SNOW AHEAD AND ALONG WITH
THE FRONT WAS FAIRLY WET...ONCE THE FRONT PASSED MUCH COLDER AIR
MOVED IN...TURNING ANY WET MELTING SNOW INTO BLACK ICE. TRAVELERS
ARE URGED TO USE CAUTION THIS MORNING DURING THE MORNING COMMUTE.
CLOUDY SKIES WILL LIKELY KEEP TEMPERATURES ON THE COOL SIDE TODAY.
MANY AREAS WILL HAVE DIFFICULTY CLIMBING ABOVE FREEZING...HOWEVER
AREAS OF THE BIGHORN BASIN AND JOHNSON COUNTY...AND POSSIBLY EVEN
PORTIONS OF NATRONA AND FREMONT COUNTIES COULD CLIMB INTO THE
UPPER 30S AS SKIES CLEAR LATE THIS MORNING.

ALL SNOW WILL CLEAR THE STATE BY MIDNIGHT TONIGHT WITH THE HIGHER
ELEVATIONS OF CENTRAL AND SOUTHERN WYOMING HOLDING ONTO THE
MOISTURE THE LONGEST. HIGH PRESSURE AND WARMER AIR MOVE INTO THE
WEST THIS EVENING...SPREADING EAST OVERNIGHT. THE COMBINATION OF
FRESH SNOWCOVER...WAA AND LIGHT WINDS WILL INTRODUCE A POSSIBILITY
OF FOG FORMATION...ESPECIALLY ACROSS THE WESTERN VALLEYS WHERE THE
WAA WILL BE MORE PRONOUNCED...BUT SOME BCFG CANNOT BE RULED OUT IN
CENTRAL VALLEYS AND BASINS.

TEMPERATURE FORECASTS FOR THURSDAY WILL BE DIFFICULT AS HIGH TEMPS
WILL BE HIGHLY DEPENDENT UPON HOW MUCH SNOW MELTS DURING THE DAY
TODAY AND HOW MUCH IS LEFTOVER FOR THURSDAY. AT THIS
TIME...TEMPERATURES ARE BASED UPON THE THEORY THAT THE VALLEYS
WILL NOT HOLD ENOUGH SNOW COVER TO PREVENT MIXING BY THE AFTERNOON.

ANOTHER CLEAR CALM NIGHT WITH STRONGER WAA IS EXPECTED THURSDAY
NIGHT INTO FRIDAY...FOG FORMATION IS POSSIBLE AGAIN. ONCE THE FOG
AND STRATUS CLEAR ON FRIDAY MORNING...TEMPERATURES COULD RISE
INTO THE UPPER 50S AND EVEN LOW 60S GIVEN THE H7 TEMPS RISING
ABOVE +4C BY FRIDAY AFTERNOON...IN ADDITION TO CLEAR SKIES AND A
DECENT TEMPERATURE GRADIENT SHOWING UP ALONG THE ABSAROKAS AND THE
WIND RIVER MOUNTAINS...THIS COULD ENCOURAGE SOME WEAK DOWNSLOPE
WARMING ALONG THE FOOTHILLS...BUT OVERALL...WINDS WILL NOT BE
STRONG ENOUGH TO DERAIL ANY OUTDOOR PLANS.

.LONG TERM...SATURDAY THROUGH WEDNESDAY

SATURDAY...DRY...MILD AND GENERALLY LIGHT WIND ACROSS THE WEST AND
CENTRAL.

SUNDAY THROUGH WEDNESDAY...INCREASING SOUTHWEST FLOW WILL BRING
SLIGHT CHANCES OF RAIN AND SNOW SHOWERS ACROSS THE NORTHWEST AND FAR
WEST LATE SUNDAY THROUGH WEDNESDAY.  DRY...BREEZY TO WINDY
CONDITIONS AND ABOVE NORMAL TEMPERATURES WILL PREVAIL ACROSS THE
SOUTH AND CENTRAL.

SPREAD AMONG MEDIUM RANGE MODELS AT THE START OF THIS PERIOD MAINLY
INVOLVE UPPER LOW EJECTING OUT OF SOUTHERN ROCKIES INTO CENTRAL
PLAINS...WITH LITTLE OR NO IMPACT ON CENTRAL WYOMING.  UPPER TROUGH
APPROACHES NW COAST SATURDAY RESULTING IN SW FLOW OVER THE NORTHERN
ROCKIES.  SEVERAL SHORTWAVES EJECT INTO NORTHERN ROCKIES IN THIS
FLOW.  THE ECMWF IS FASTER AND WEAKER THAN GFS WITH FIRST IN A
SERIES OF SHORTWAVES LATE SUNDAY.  GFS STRONGER/SLOWER SOLUTION
RESULTS IN MORE RIDGING ACROSS THE NORTHERN ROCKIES ON TUESDAY
BETWEEN ITS STRONGER DOWNSTREAM SHORTWAVE OVER THE NORTHERN PLAINS
AND UPSTREAM TROUGH ALONG THE NW COAST.  PREFERRED ECMWF MAINTAINS
SW FLOW STEADY STREAM OF MOISTURE INTO NW WYOMING...A WEAKER FRONT
BRINGING LITTLE IF ANY COOLING TO CENTRAL AREAS BEHIND SUNDAY NIGHT
FRONT AND NO BREAK IN WINDY CONDITIONS THROUGH THE WIND CORRIDOR
FROM RKS-CPR.  TEMPERATURES ADJUSTED TO THE WARMER GUIDANCE THROUGH
THE PERIOD AND WINDS BUMPED UPWARD THROUGH THE WIND CORRIDORS.

&&

.AVIATION.../18Z ISSUANCE/

WIDESPREAD VFR CONDITIONS EXPECTED TODAY UNDER AN AREA OF HIGH
PRESSURE. HOWEVER...THESE BENIGN CONDITIONS WITH GENERALLY CLEAR
SKIES OVERNIGHT MAY RESULT IN THE FORMATION OF SOME MORNING FOG
OVER THE LOW LYING TERMINALS. PATCHY FOG MAY RESULT IN PERIODS OF
MVFR TO IFR CONDITIONS AT IMPACTED TERMINALS. VCFG CONTINUES IN
THE GOING FORECAST PACKAGE...WITH TIMING AND INTENSITY STILL BEING
EVALUATED. MOST FOG LOOKS TO LIFT BY AROUND 16Z THURSDAY
MORNING...LEAVING CONTINUED VFR CONDITIONS FOR THURSDAY.

&&

.FIRE WEATHER...

SNOW WILL LINGER ACROSS THE HIGHER ELEVATIONS...CENTRAL AND
SOUTHERN WYOMING THROUGH THE EARLY MORNING HOURS...WITH CLEARING
FROM NORTH TO SOUTH THEREAFTER...ALL SNOW SHOULD END LATE THIS
EVENING. THEN A WARMING TREND UNDER HIGH PRESSURE IS EXPECTED FOR
THE NEXT SEVERAL DAYS. DAYTIME HUMIDITY WILL BE FAIRLY LOW BY
FRIDAY IN AREAS WITH NO SNOW COVER.

&&

.RIW WATCHES/WARNINGS/ADVISORIES...
NONE.
&&

SHORT TERM...ALLEN
LONG TERM...AEM
AVIATION...BRANHAM
FIRE WEATHER...ALLEN
Hazardous weather outlook, Mar 7, 9:32 AM MST, 2 hours 28 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
932 AM MST WED MAR 7 2012

WYZ001>020-022>030-081200-
ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST-
BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS-
EAST SWEETWATER COUNTY-FLAMING GORGE-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS-
NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN-
NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS-
ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES-
SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN-
SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY-
TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN-
UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN-
WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST-
YELLOWSTONE NATIONAL PARK-
932 AM MST WED MAR 7 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

AREAS OF SNOW WILL CONTINUE TO TAPER OFF FROM NORTH TO SOUTH DURING
THE DAY TODAY...AREAS OF LIGHT SNOW AND FLURRIES WILL STICK AROUND
IN SOME AREAS INTO THE AFTERNOON...ESPECIALLY IN FAVORED UPSLOPE
LOCATIONS AND OVER THE HIGHER ELEVATIONS OF CENTRAL AND SOUTHERN
WYOMING...REDUCING VISIBILITY AT TIMES.

HAZARDOUS DRIVING CONDITIONS ARE LIKELY THIS MORNING AS
WET SNOW AHEAD OF THE FRONT WAS QUICKLY TURNED TO ICE OVERNIGHT WHEN
TEMPERATURES DROPPED WELL BELOW FREEZING. MANY AREAS OF BLACK ICE
WERE COVERED BY NEW SNOW OVERNIGHT...PLEASE USE CAUTION WHILE
DRIVING...ESPECIALLY THIS MORNING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THURSDAY MORNING AND FRIDAY MORNING...PATCHY DENSE FOG IS
POSSIBLE IN THE WESTERN VALLEYS ON THURSDAY...AND ACROSS ALL
VALLEYS AND BASINS ON FRIDAY MORNING...CAUSING REDUCED VISIBILITY
AND DIFFICULT TRAVEL AT TIMES.

.SPOTTER INFORMATION STATEMENT...

PLEASE REPORT ANY SNOWFALL ACCUMULATIONS FROM LAST NIGHTS AND
THIS MORNINGS SNOW EVENT. THANK YOU.

TEAM RIVERTON

In the hours before

Local storm report, Mar 7, 10:47 AM MST, 1 hour 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1147 AM MDT WED MAR 07 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0816 PM     SNOW             1 WSW CANYON            44.72N 110.51W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            CANYON SNOTEL

0816 PM     SNOW             5 N SOUTH ENTRANCE      44.21N 110.67W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            LEWIS LAKE DIVIDE SNOTEL

0816 PM     SNOW             16 N PAHASKA            44.73N 109.91W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            PARKER PEAK SNOTEL

0817 PM     HEAVY SNOW       10 W PAHASKA            44.48N 110.16W
03/06/2012  E6.00 INCHES     YELLOWSTONE        WY   MESONET

            SYLVAN LAKE SNOTEL

0817 PM     HEAVY SNOW       4 WSW PAHASKA           44.48N 110.04W
03/06/2012  E6.00 INCHES     YELLOWSTONE        WY   MESONET

            SYLVAN ROAD SNOTEL

0817 PM     SNOW             14 ESE OLD FAITHFUL     44.37N 110.58W
03/06/2012  E5.00 INCHES     YELLOWSTONE        WY   MESONET

            THUMB DIVIDE SNOTEL

0817 PM     SNOW             21 W CLARK              44.94N 109.57W
03/06/2012  E3.00 INCHES     PARK               WY   MESONET

            BEARTOOTH LAKE SNOTEL

0817 PM     HEAVY SNOW       19 WSW WAPITI           44.38N 109.79W
03/06/2012  E6.00 INCHES     PARK               WY   MESONET

            BLACKWATER SNOTEL

0818 PM     SNOW             18 WSW MEETEETSE        44.03N 109.18W
03/06/2012  E1.00 INCHES     PARK               WY   MESONET

            TIMBER CREEK SNOTEL

0818 PM     HEAVY SNOW       26 WSW CLARK            44.80N 109.66W
03/06/2012  E7.00 INCHES     PARK               WY   MESONET

            WOLVERINE SNOTEL

0819 PM     SNOW             56 SW CODY              43.93N 109.82W
03/06/2012  E1.00 INCHES     PARK               WY   MESONET

            YOUNTS PEAK SNOTEL

0819 PM     SNOW             8 NNE MORAN JUNCTION    43.95N 110.45W
03/06/2012  E2.00 INCHES     TETON              WY   MESONET

            BASE CAMP SNOTEL

0819 PM     HEAVY SNOW       GRAND TARGHEE DISPATCH  43.78N 110.93W
03/06/2012  M8.00 INCHES     TETON              WY   PUBLIC

0819 PM     HEAVY SNOW       8 W SOUTH ENTRANCE      44.13N 110.83W
03/06/2012  E7.00 INCHES     TETON              WY   MESONET

            GRASSY LAKE SNOTEL

0819 PM     SNOW             14 E BONDURANT          43.17N 110.14W
03/06/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            LOOMIS PARK SNOTEL

0819 PM     SNOW             8 WNW JACKSON           43.52N 110.91W
03/06/2012  E4.00 INCHES     TETON              WY   MESONET

            PHILLIPS BENCH SNOTEL

0819 PM     SNOW             SOUTH ENTRANCE          44.13N 110.67W
03/06/2012  E4.00 INCHES     TETON              WY   MESONET

            SNAKE RIVER STN SNOTEL

0820 PM     SNOW             25 NW DUBOIS            43.75N 110.06W
03/06/2012  E1.00 INCHES     TETON              WY   MESONET

            TOGWOTEE PASS SNOTEL

0820 PM     SNOW             MAMMOTH                 44.97N 110.69W
03/06/2012  M2.00 INCHES     PARK               WY   PARK/FOREST SRVC

            MAMMOTH DISPATCH

0831 PM     SNOW             CODY                    44.50N 109.10W
03/06/2012  M0.80 INCHES     PARK               WY   TRAINED SPOTTER

1119 PM     SNOW             1 SE LANDER             42.82N 108.71W
03/06/2012  M5.20 INCHES     FREMONT            WY   TRAINED SPOTTER

1121 PM     SNOW             4.5 NW RIVERTON         43.05N 108.43W
03/06/2012  M0.80 INCHES     FREMONT            WY   ASOS

            RIVERTON ASOS

0504 AM     HEAVY SNOW       10 S LANDER             42.69N 108.68W
03/07/2012  M7.00 INCHES     FREMONT            WY   NWS EMPLOYEE

            RED CANYON

0506 AM     HEAVY SNOW       3 SW LANDER             42.79N 108.76W
03/07/2012  M8.00 INCHES     FREMONT            WY   PUBLIC

0507 AM     SNOW             9.5 SW LANDER           42.72N 108.85W
03/07/2012  M5.00 INCHES     FREMONT            WY   PUBLIC

0508 AM     HEAVY SNOW       7 SW LANDER             42.74N 108.80W
03/07/2012  M6.00 INCHES     FREMONT            WY   PUBLIC

0633 AM     SNOW             RIVERTON                43.03N 108.37W
03/07/2012  M1.50 INCHES     FREMONT            WY   CO-OP OBSERVER

0643 AM     SNOW             1 N PINEDALE            42.87N 109.86W
03/07/2012  M3.50 INCHES     SUBLETTE           WY   TRAINED SPOTTER

1001 AM     SNOW             2 SE RIVERTON           43.01N 108.39W
03/07/2012  M1.70 INCHES     FREMONT            WY   COCORAHS

1002 AM     HEAVY SNOW       1 S LANDER              42.80N 108.72W
03/07/2012  M7.50 INCHES     FREMONT            WY   PUBLIC

            LANDER AIRPORT

1003 AM     SNOW             6 W CASPER              42.88N 106.42W
03/07/2012  M2.50 INCHES     NATRONA            WY   TRAINED SPOTTER

            CASPER AIRPORT

1003 AM     SNOW             9.9 NNW JACKSON         43.60N 110.85W
03/07/2012  M3.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-RAYMER

1003 AM     HEAVY SNOW       9.3 NNW JACKSON         43.59N 110.84W
03/07/2012  M7.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-MID

1003 AM     SNOW             8.6 NNW JACKSON         43.58N 110.85W
03/07/2012  M1.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-BASE

1004 AM     HEAVY SNOW       GRAND TARGHEE SKI AREA  43.75N 110.91W
03/07/2012  M8.00 INCHES     TETON              WY   PUBLIC

1004 AM     SNOW             1 S JACKSON             43.46N 110.76W
03/07/2012  M3.00 INCHES     TETON              WY   PUBLIC

            SNOW KING SKI AREA

1004 AM     SNOW             23 NW DUBOIS            43.73N 110.01W
03/07/2012  E3.00 INCHES     FREMONT            WY   PARK/FOREST SRVC

            BROOKS LAKE LODGE

1004 AM     SNOW             26 NW DUBOIS            43.81N 110.19W
03/07/2012  M3.00 INCHES     TETON              WY   PUBLIC

            TOGWOTEE PASS

1005 AM     SNOW             17.2 E THAYNE           42.97N 110.61W
03/07/2012  E2.00 INCHES     LINCOLN            WY   PARK/FOREST SRVC

            BLIND BULL SUMMIT

1005 AM     SNOW             14.3 E THAYNE           42.87N 110.71W
03/07/2012  E2.00 INCHES     LINCOLN            WY   PARK/FOREST SRVC

            BOX Y RANCH

1005 AM     HEAVY SNOW       4 WSW LANDER            42.81N 108.81W
03/07/2012  M10.00 INCHES    FREMONT            WY   TRAINED SPOTTER

1006 AM     SNOW             THERMOPOLIS             43.65N 108.20W
03/07/2012  M2.50 INCHES     HOT SPRINGS        WY   TRAINED SPOTTER

1008 AM     HEAVY SNOW       4 SW LANDER             42.77N 108.76W
03/07/2012  M9.40 INCHES     FREMONT            WY   PUBLIC

1009 AM     HEAVY SNOW       13 SE TEN SLEEP         43.89N 107.35W
03/07/2012  M7.00 INCHES     WASHAKIE           WY   TRAINED SPOTTER

1009 AM     HEAVY SNOW       1 WSW LANDER            42.82N 108.74W
03/07/2012  M6.80 INCHES     FREMONT            WY   COCORAHS

1009 AM     HEAVY SNOW       10 WNW DUBOIS           43.57N 109.82W
03/07/2012  M6.00 INCHES     FREMONT            WY   COCORAHS

1010 AM     SNOW             27 S TEN SLEEP          43.65N 107.37W
03/07/2012  M5.80 INCHES     WASHAKIE           WY   COCORAHS

1010 AM     SNOW             6 SE LANDER             42.76N 108.65W
03/07/2012  M4.70 INCHES     FREMONT            WY   COCORAHS

1010 AM     SNOW             17 NNW KAYCEE           43.93N 106.75W
03/07/2012  M3.00 INCHES     JOHNSON            WY   COCORAHS

1010 AM     SNOW             5 NNW TEN SLEEP         44.10N 107.45W
03/07/2012  M4.40 INCHES     WASHAKIE           WY   COCORAHS

1011 AM     SNOW             4 WSW CASPER            42.82N 106.39W
03/07/2012  M3.00 INCHES     NATRONA            WY   COCORAHS

1011 AM     SNOW             3 NNE CASPER            42.86N 106.31W
03/07/2012  M2.50 INCHES     NATRONA            WY   COCORAHS

1011 AM     SNOW             MEETEETSE               44.15N 108.87W
03/07/2012  M2.00 INCHES     PARK               WY   COCORAHS

1012 AM     SNOW             1 WSW CASPER            42.82N 106.34W
03/07/2012  M2.00 INCHES     NATRONA            WY   COCORAHS

1012 AM     SNOW             10 WSW CASPER           42.76N 106.49W
03/07/2012  M2.00 INCHES     NATRONA            WY   COCORAHS

1035 AM     SNOW             14 NW PINEDALE          42.98N 110.08W
03/07/2012  M1.90 INCHES     SUBLETTE           WY   COCORAHS

1035 AM     SNOW             4 WSW CASPER            42.81N 106.41W
03/07/2012  M1.90 INCHES     NATRONA            WY   COCORAHS

1036 AM     SNOW             5 ESE CODY              44.49N 108.95W
03/07/2012  M1.20 INCHES     PARK               WY   COCORAHS

1036 AM     SNOW             2 WSW CODY              44.51N 109.09W
03/07/2012  M1.00 INCHES     PARK               WY   COCORAHS

1036 AM     SNOW             4 SSW BUFFALO           44.28N 106.73W
03/07/2012  M1.00 INCHES     JOHNSON            WY   COCORAHS

1037 AM     SNOW             BUFFALO                 44.34N 106.71W
03/07/2012  M1.00 INCHES     JOHNSON            WY   COCORAHS

1037 AM     SNOW             10 SSE CASPER           42.98N 106.33W
03/07/2012  M1.00 INCHES     NATRONA            WY   COCORAHS

1037 AM     SNOW             MOOSE                   43.65N 110.71W
03/07/2012  M1.00 INCHES     TETON              WY   COCORAHS

1037 AM     SNOW             1 E CODY                44.51N 109.03W
03/07/2012  M0.80 INCHES     PARK               WY   COCORAHS

1037 AM     SNOW             8 SW WORLAND            43.91N 108.05W
03/07/2012  M0.50 INCHES     WASHAKIE           WY   COCORAHS

1038 AM     SNOW             1 WNW CODY              44.52N 109.07W
03/07/2012  M0.50 INCHES     PARK               WY   COCORAHS

1038 AM     SNOW             4 SSW JACKSON           43.43N 110.79W
03/07/2012  M0.20 INCHES     TETON              WY   COCORAHS

1038 AM     SNOW             7 S CASPER              42.73N 106.35W
03/07/2012  M3.50 INCHES     NATRONA            WY   TRAINED SPOTTER

            CASPER MOUNTAIN

1039 AM     SNOW             CASPER                  42.84N 106.27W
03/07/2012  M3.00 INCHES     NATRONA            WY   BROADCAST MEDIA

1047 AM     SNOW             2 S CASPER              42.81N 106.34W
03/07/2012  M2.40 INCHES     NATRONA            WY   PUBLIC

1122 AM     SNOW             25 NE MORAN JUNCTION    44.15N 110.22W
03/07/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            TWO OCEAN PLATEAU SNOTEL

1122 AM     SNOW             11 N DUBOIS             43.70N 109.67W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            BURROUGHS CREEK SNOTEL

1122 AM     SNOW             16 NE DUBOIS            43.67N 109.37W
03/07/2012  E4.00 INCHES     FREMONT            WY   MESONET

            CASTLE CREEK SNOTEL

1122 AM     HEAVY SNOW       14 NE PAHASKA           44.65N 109.78W
03/07/2012  E7.00 INCHES     PARK               WY   MESONET

            EVENING STAR SNOTEL

1122 AM     SNOW             30 SW MEETEETSE         43.86N 109.32W
03/07/2012  E3.00 INCHES     PARK               WY   MESONET

            KIRWIN SNOTEL

1122 AM     HEAVY SNOW       18 SW CODY              44.30N 109.24W
03/07/2012  E7.00 INCHES     PARK               WY   MESONET

            MARQUETTE SNOTEL

1123 AM     SNOW             40 W THERMOPOLIS        43.66N 109.01W
03/07/2012  E4.00 INCHES     HOT SPRINGS        WY   MESONET

            OWL CREEK SNOTEL

1123 AM     SNOW             20 NE BONDURANT         43.39N 110.13W
03/07/2012  E3.00 INCHES     TETON              WY   MESONET

            GROS VENTRE SUMMIT SNOTEL

1123 AM     SNOW             12 NNE PINEDALE         43.01N 109.76W
03/07/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            ELKHART PARK G.S. SNOTEL

1123 AM     SNOW             16 SW DUBOIS            43.38N 109.88W
03/07/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            GUNSITE PASS SNOTEL

1123 AM     SNOW             22 N CORA               43.25N 110.02W
03/07/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            KENDALL RANGER STATION SNOTEL

1124 AM     SNOW             25 SW LANDER            42.58N 109.08W
03/07/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            LARSEN CREEK SNOTEL

1124 AM     SNOW             14 W CROWHEART          43.28N 109.45W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            COLD SPRINGS SNOTEL

1124 AM     SNOW             18 W LANDER             42.87N 109.09W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            HOBBS PARK SNOTEL

1124 AM     SNOW             6 WSW DUBOIS            43.50N 109.75W
03/07/2012  E4.00 INCHES     FREMONT            WY   MESONET

            LITTLE WARM SNOTEL

1124 AM     SNOW             12 SW LANDER            42.70N 108.90W
03/07/2012  E1.00 INCHES     FREMONT            WY   MESONET

            TOWNSEND CREEK SNOTEL

1124 AM     SNOW             8 S CASPER              42.73N 106.32W
03/07/2012  E3.00 INCHES     NATRONA            WY   MESONET

            CASPER MOUNTAIN SNOTEL

1124 AM     SNOW             22 SSE CASPER           42.57N 106.09W
03/07/2012  E1.00 INCHES     NATRONA            WY   MESONET

            RENO HILL SNOTEL

1137 AM     SNOW             AFTON                   42.72N 110.92W
03/07/2012  M4.00 INCHES     LINCOLN            WY   PUBLIC

1137 AM     SNOW             3 SE BEDFORD            42.87N 110.90W
03/07/2012  M2.00 INCHES     LINCOLN            WY   CO-OP OBSERVER

1138 AM     SNOW             16 S BUFFALO            44.12N 106.73W
03/07/2012  M0.30 INCHES     JOHNSON            WY   CO-OP OBSERVER

            BILLY CREEK

1138 AM     SNOW             2.5 SE BOULDER          42.71N 109.69W
03/07/2012  M1.00 INCHES     SUBLETTE           WY   CO-OP OBSERVER

            BOULDER REARING STATION

1138 AM     SNOW             13 NNW SHOSHONI         43.40N 108.16W
03/07/2012  M1.00 INCHES     FREMONT            WY   CO-OP OBSERVER

            BOYSEN DAM

1138 AM     SNOW             BUFFALO                 44.34N 106.72W
03/07/2012  M1.00 INCHES     JOHNSON            WY   CO-OP OBSERVER

1138 AM     SNOW             3 NE CLARK              44.93N 109.14W
03/07/2012  M1.00 INCHES     PARK               WY   CO-OP OBSERVER

1138 AM     SNOW             DUBOIS                  43.53N 109.65W
03/07/2012  M5.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     SNOW             GREYBULL                44.49N 108.05W
03/07/2012  M0.40 INCHES     BIG HORN           WY   CO-OP OBSERVER

1139 AM     SNOW             JEFFREY CITY            42.49N 107.82W
03/07/2012  M2.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     SNOW             LANDER                  42.84N 108.74W
03/07/2012  M5.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     HEAVY SNOW       PAHASKA                 44.50N 109.96W
03/07/2012  M6.00 INCHES     PARK               WY   CO-OP OBSERVER

1139 AM     SNOW             POWDER RIVER SCHOOL     43.03N 106.98W
03/07/2012  M1.00 INCHES     NATRONA            WY   CO-OP OBSERVER

1140 AM     SNOW             3 NE SUNSHINE           44.07N 108.95W
03/07/2012  M3.00 INCHES     PARK               WY   CO-OP OBSERVER

1140 AM     HEAVY SNOW       16 SSE TEN SLEEP        43.81N 107.36W
03/07/2012  M6.50 INCHES     WASHAKIE           WY   CO-OP OBSERVER

1140 AM     SNOW             9 NE THERMOPOLIS        43.75N 108.14W
03/07/2012  M2.40 INCHES     HOT SPRINGS        WY   CO-OP OBSERVER

&&
Local storm report, Mar 7, 11:01 AM MST, 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE RIVERTON WY
1201 PM MDT WED MAR 07 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0816 PM     SNOW             1 WSW CANYON            44.72N 110.51W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            CANYON SNOTEL

0816 PM     SNOW             5 N SOUTH ENTRANCE      44.21N 110.67W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            LEWIS LAKE DIVIDE SNOTEL

0816 PM     SNOW             16 N PAHASKA            44.73N 109.91W
03/06/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            PARKER PEAK SNOTEL

0817 PM     HEAVY SNOW       10 W PAHASKA            44.48N 110.16W
03/06/2012  E6.00 INCHES     YELLOWSTONE        WY   MESONET

            SYLVAN LAKE SNOTEL

0817 PM     HEAVY SNOW       4 WSW PAHASKA           44.48N 110.04W
03/06/2012  E6.00 INCHES     YELLOWSTONE        WY   MESONET

            SYLVAN ROAD SNOTEL

0817 PM     SNOW             14 ESE OLD FAITHFUL     44.37N 110.58W
03/06/2012  E5.00 INCHES     YELLOWSTONE        WY   MESONET

            THUMB DIVIDE SNOTEL

0817 PM     SNOW             21 W CLARK              44.94N 109.57W
03/06/2012  E3.00 INCHES     PARK               WY   MESONET

            BEARTOOTH LAKE SNOTEL

0817 PM     HEAVY SNOW       19 WSW WAPITI           44.38N 109.79W
03/06/2012  E6.00 INCHES     PARK               WY   MESONET

            BLACKWATER SNOTEL

0818 PM     SNOW             18 WSW MEETEETSE        44.03N 109.18W
03/06/2012  E1.00 INCHES     PARK               WY   MESONET

            TIMBER CREEK SNOTEL

0818 PM     HEAVY SNOW       26 WSW CLARK            44.80N 109.66W
03/06/2012  E7.00 INCHES     PARK               WY   MESONET

            WOLVERINE SNOTEL

0819 PM     SNOW             56 SW CODY              43.93N 109.82W
03/06/2012  E1.00 INCHES     PARK               WY   MESONET

            YOUNTS PEAK SNOTEL

0819 PM     SNOW             8 NNE MORAN JUNCTION    43.95N 110.45W
03/06/2012  E2.00 INCHES     TETON              WY   MESONET

            BASE CAMP SNOTEL

0819 PM     HEAVY SNOW       GRAND TARGHEE DISPATCH  43.78N 110.93W
03/06/2012  M8.00 INCHES     TETON              WY   PUBLIC

0819 PM     HEAVY SNOW       8 W SOUTH ENTRANCE      44.13N 110.83W
03/06/2012  E7.00 INCHES     TETON              WY   MESONET

            GRASSY LAKE SNOTEL

0819 PM     SNOW             14 E BONDURANT          43.17N 110.14W
03/06/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            LOOMIS PARK SNOTEL

0819 PM     SNOW             8 WNW JACKSON           43.52N 110.91W
03/06/2012  E4.00 INCHES     TETON              WY   MESONET

            PHILLIPS BENCH SNOTEL

0819 PM     SNOW             SOUTH ENTRANCE          44.13N 110.67W
03/06/2012  E4.00 INCHES     TETON              WY   MESONET

            SNAKE RIVER STN SNOTEL

0820 PM     SNOW             25 NW DUBOIS            43.75N 110.06W
03/06/2012  E1.00 INCHES     TETON              WY   MESONET

            TOGWOTEE PASS SNOTEL

0820 PM     SNOW             MAMMOTH                 44.97N 110.69W
03/06/2012  M2.00 INCHES     PARK               WY   PARK/FOREST SRVC

            MAMMOTH DISPATCH

0831 PM     SNOW             CODY                    44.50N 109.10W
03/06/2012  M0.80 INCHES     PARK               WY   TRAINED SPOTTER

1119 PM     SNOW             1 SE LANDER             42.82N 108.71W
03/06/2012  M5.20 INCHES     FREMONT            WY   TRAINED SPOTTER

1121 PM     SNOW             4.5 NW RIVERTON         43.05N 108.43W
03/06/2012  M0.80 INCHES     FREMONT            WY   ASOS

            RIVERTON ASOS

0504 AM     HEAVY SNOW       10 S LANDER             42.69N 108.68W
03/07/2012  M7.00 INCHES     FREMONT            WY   NWS EMPLOYEE

            RED CANYON

0506 AM     HEAVY SNOW       3 SW LANDER             42.79N 108.76W
03/07/2012  M8.00 INCHES     FREMONT            WY   PUBLIC

0507 AM     SNOW             9.5 SW LANDER           42.72N 108.85W
03/07/2012  M5.00 INCHES     FREMONT            WY   PUBLIC

0508 AM     HEAVY SNOW       7 SW LANDER             42.74N 108.80W
03/07/2012  M6.00 INCHES     FREMONT            WY   PUBLIC

0633 AM     SNOW             RIVERTON                43.03N 108.37W
03/07/2012  M1.50 INCHES     FREMONT            WY   CO-OP OBSERVER

0643 AM     SNOW             1 N PINEDALE            42.87N 109.86W
03/07/2012  M3.50 INCHES     SUBLETTE           WY   TRAINED SPOTTER

1001 AM     SNOW             2 SE RIVERTON           43.01N 108.39W
03/07/2012  M1.70 INCHES     FREMONT            WY   COCORAHS

1002 AM     HEAVY SNOW       1 S LANDER              42.80N 108.72W
03/07/2012  M7.50 INCHES     FREMONT            WY   PUBLIC

            LANDER AIRPORT

1003 AM     SNOW             6 W CASPER              42.88N 106.42W
03/07/2012  M2.50 INCHES     NATRONA            WY   TRAINED SPOTTER

            CASPER AIRPORT

1003 AM     SNOW             9.9 NNW JACKSON         43.60N 110.85W
03/07/2012  M3.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-RAYMER

1003 AM     HEAVY SNOW       9.3 NNW JACKSON         43.59N 110.84W
03/07/2012  M7.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-MID

1003 AM     SNOW             8.6 NNW JACKSON         43.58N 110.85W
03/07/2012  M1.00 INCHES     TETON              WY   PARK/FOREST SRVC

            JACKSON HOLE-BASE

1004 AM     HEAVY SNOW       GRAND TARGHEE SKI AREA  43.75N 110.91W
03/07/2012  M8.00 INCHES     TETON              WY   PUBLIC

1004 AM     SNOW             1 S JACKSON             43.46N 110.76W
03/07/2012  M3.00 INCHES     TETON              WY   PUBLIC

            SNOW KING SKI AREA

1004 AM     SNOW             23 NW DUBOIS            43.73N 110.01W
03/07/2012  E3.00 INCHES     FREMONT            WY   PARK/FOREST SRVC

            BROOKS LAKE LODGE

1004 AM     SNOW             26 NW DUBOIS            43.81N 110.19W
03/07/2012  M3.00 INCHES     TETON              WY   PUBLIC

            TOGWOTEE PASS

1005 AM     SNOW             17.2 E THAYNE           42.97N 110.61W
03/07/2012  E2.00 INCHES     LINCOLN            WY   PARK/FOREST SRVC

            BLIND BULL SUMMIT

1005 AM     SNOW             14.3 E THAYNE           42.87N 110.71W
03/07/2012  E2.00 INCHES     LINCOLN            WY   PARK/FOREST SRVC

            BOX Y RANCH

1005 AM     HEAVY SNOW       4 WSW LANDER            42.81N 108.81W
03/07/2012  M10.00 INCHES    FREMONT            WY   TRAINED SPOTTER

1006 AM     SNOW             THERMOPOLIS             43.65N 108.20W
03/07/2012  M2.50 INCHES     HOT SPRINGS        WY   TRAINED SPOTTER

1008 AM     HEAVY SNOW       4 SW LANDER             42.77N 108.76W
03/07/2012  M9.40 INCHES     FREMONT            WY   PUBLIC

1009 AM     HEAVY SNOW       13 SE TEN SLEEP         43.89N 107.35W
03/07/2012  M7.00 INCHES     WASHAKIE           WY   TRAINED SPOTTER

1009 AM     HEAVY SNOW       1 WSW LANDER            42.82N 108.74W
03/07/2012  M6.80 INCHES     FREMONT            WY   COCORAHS

1009 AM     HEAVY SNOW       10 WNW DUBOIS           43.57N 109.82W
03/07/2012  M6.00 INCHES     FREMONT            WY   COCORAHS

1010 AM     SNOW             27 S TEN SLEEP          43.65N 107.37W
03/07/2012  M5.80 INCHES     WASHAKIE           WY   COCORAHS

1010 AM     SNOW             6 SE LANDER             42.76N 108.65W
03/07/2012  M4.70 INCHES     FREMONT            WY   COCORAHS

1010 AM     SNOW             17 NNW KAYCEE           43.93N 106.75W
03/07/2012  M3.00 INCHES     JOHNSON            WY   COCORAHS

1010 AM     SNOW             5 NNW TEN SLEEP         44.10N 107.45W
03/07/2012  M4.40 INCHES     WASHAKIE           WY   COCORAHS

1011 AM     SNOW             4 WSW CASPER            42.82N 106.39W
03/07/2012  M3.00 INCHES     NATRONA            WY   COCORAHS

1011 AM     SNOW             3 NNE CASPER            42.86N 106.31W
03/07/2012  M2.50 INCHES     NATRONA            WY   COCORAHS

1011 AM     SNOW             MEETEETSE               44.15N 108.87W
03/07/2012  M2.00 INCHES     PARK               WY   COCORAHS

1012 AM     SNOW             1 WSW CASPER            42.82N 106.34W
03/07/2012  M2.00 INCHES     NATRONA            WY   COCORAHS

1012 AM     SNOW             10 WSW CASPER           42.76N 106.49W
03/07/2012  M2.00 INCHES     NATRONA            WY   COCORAHS

1035 AM     SNOW             14 NW PINEDALE          42.98N 110.08W
03/07/2012  M1.90 INCHES     SUBLETTE           WY   COCORAHS

1035 AM     SNOW             4 WSW CASPER            42.81N 106.41W
03/07/2012  M1.90 INCHES     NATRONA            WY   COCORAHS

1036 AM     SNOW             5 ESE CODY              44.49N 108.95W
03/07/2012  M1.20 INCHES     PARK               WY   COCORAHS

1036 AM     SNOW             2 WSW CODY              44.51N 109.09W
03/07/2012  M1.00 INCHES     PARK               WY   COCORAHS

1036 AM     SNOW             4 SSW BUFFALO           44.28N 106.73W
03/07/2012  M1.00 INCHES     JOHNSON            WY   COCORAHS

1037 AM     SNOW             BUFFALO                 44.34N 106.71W
03/07/2012  M1.00 INCHES     JOHNSON            WY   COCORAHS

1037 AM     SNOW             10 SSE CASPER           42.98N 106.33W
03/07/2012  M1.00 INCHES     NATRONA            WY   COCORAHS

1037 AM     SNOW             MOOSE                   43.65N 110.71W
03/07/2012  M1.00 INCHES     TETON              WY   COCORAHS

1037 AM     SNOW             1 E CODY                44.51N 109.03W
03/07/2012  M0.80 INCHES     PARK               WY   COCORAHS

1037 AM     SNOW             8 SW WORLAND            43.91N 108.05W
03/07/2012  M0.50 INCHES     WASHAKIE           WY   COCORAHS

1038 AM     SNOW             1 WNW CODY              44.52N 109.07W
03/07/2012  M0.50 INCHES     PARK               WY   COCORAHS

1038 AM     SNOW             4 SSW JACKSON           43.43N 110.79W
03/07/2012  M0.20 INCHES     TETON              WY   COCORAHS

1038 AM     SNOW             7 S CASPER              42.73N 106.35W
03/07/2012  M3.50 INCHES     NATRONA            WY   TRAINED SPOTTER

            CASPER MOUNTAIN

1039 AM     SNOW             CASPER                  42.84N 106.27W
03/07/2012  M3.00 INCHES     NATRONA            WY   BROADCAST MEDIA

1047 AM     SNOW             2 S CASPER              42.81N 106.34W
03/07/2012  M2.40 INCHES     NATRONA            WY   PUBLIC

1122 AM     SNOW             25 NE MORAN JUNCTION    44.15N 110.22W
03/07/2012  E3.00 INCHES     YELLOWSTONE        WY   MESONET

            TWO OCEAN PLATEAU SNOTEL

1122 AM     SNOW             11 N DUBOIS             43.70N 109.67W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            BURROUGHS CREEK SNOTEL

1122 AM     SNOW             16 NE DUBOIS            43.67N 109.37W
03/07/2012  E4.00 INCHES     FREMONT            WY   MESONET

            CASTLE CREEK SNOTEL

1122 AM     HEAVY SNOW       14 NE PAHASKA           44.65N 109.78W
03/07/2012  E7.00 INCHES     PARK               WY   MESONET

            EVENING STAR SNOTEL

1122 AM     SNOW             30 SW MEETEETSE         43.86N 109.32W
03/07/2012  E3.00 INCHES     PARK               WY   MESONET

            KIRWIN SNOTEL

1122 AM     HEAVY SNOW       18 SW CODY              44.30N 109.24W
03/07/2012  E7.00 INCHES     PARK               WY   MESONET

            MARQUETTE SNOTEL

1123 AM     SNOW             40 W THERMOPOLIS        43.66N 109.01W
03/07/2012  E4.00 INCHES     HOT SPRINGS        WY   MESONET

            OWL CREEK SNOTEL

1123 AM     SNOW             20 NE BONDURANT         43.39N 110.13W
03/07/2012  E3.00 INCHES     TETON              WY   MESONET

            GROS VENTRE SUMMIT SNOTEL

1123 AM     SNOW             12 NNE PINEDALE         43.01N 109.76W
03/07/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            ELKHART PARK G.S. SNOTEL

1123 AM     SNOW             16 SW DUBOIS            43.38N 109.88W
03/07/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            GUNSITE PASS SNOTEL

1123 AM     SNOW             22 N CORA               43.25N 110.02W
03/07/2012  E3.00 INCHES     SUBLETTE           WY   MESONET

            KENDALL RANGER STATION SNOTEL

1124 AM     SNOW             25 SW LANDER            42.58N 109.08W
03/07/2012  E1.00 INCHES     SUBLETTE           WY   MESONET

            LARSEN CREEK SNOTEL

1124 AM     SNOW             14 W CROWHEART          43.28N 109.45W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            COLD SPRINGS SNOTEL

1124 AM     SNOW             18 W LANDER             42.87N 109.09W
03/07/2012  E3.00 INCHES     FREMONT            WY   MESONET

            HOBBS PARK SNOTEL

1124 AM     SNOW             6 WSW DUBOIS            43.50N 109.75W
03/07/2012  E4.00 INCHES     FREMONT            WY   MESONET

            LITTLE WARM SNOTEL

1124 AM     SNOW             12 SW LANDER            42.70N 108.90W
03/07/2012  E1.00 INCHES     FREMONT            WY   MESONET

            TOWNSEND CREEK SNOTEL

1124 AM     SNOW             8 S CASPER              42.73N 106.32W
03/07/2012  E3.00 INCHES     NATRONA            WY   MESONET

            CASPER MOUNTAIN SNOTEL

1124 AM     SNOW             22 SSE CASPER           42.57N 106.09W
03/07/2012  E1.00 INCHES     NATRONA            WY   MESONET

            RENO HILL SNOTEL

1137 AM     SNOW             AFTON                   42.72N 110.92W
03/07/2012  M4.00 INCHES     LINCOLN            WY   PUBLIC

1137 AM     SNOW             3 SE BEDFORD            42.87N 110.90W
03/07/2012  M2.00 INCHES     LINCOLN            WY   CO-OP OBSERVER

1138 AM     SNOW             16 S BUFFALO            44.12N 106.73W
03/07/2012  M0.30 INCHES     JOHNSON            WY   CO-OP OBSERVER

            BILLY CREEK

1138 AM     SNOW             2.5 SE BOULDER          42.71N 109.69W
03/07/2012  M1.00 INCHES     SUBLETTE           WY   CO-OP OBSERVER

            BOULDER REARING STATION

1138 AM     SNOW             13 NNW SHOSHONI         43.40N 108.16W
03/07/2012  M1.00 INCHES     FREMONT            WY   CO-OP OBSERVER

            BOYSEN DAM

1138 AM     SNOW             BUFFALO                 44.34N 106.72W
03/07/2012  M1.00 INCHES     JOHNSON            WY   CO-OP OBSERVER

1138 AM     SNOW             3 NE CLARK              44.93N 109.14W
03/07/2012  M1.00 INCHES     PARK               WY   CO-OP OBSERVER

1138 AM     SNOW             DUBOIS                  43.53N 109.65W
03/07/2012  M5.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     SNOW             GREYBULL                44.49N 108.05W
03/07/2012  M0.40 INCHES     BIG HORN           WY   CO-OP OBSERVER

1139 AM     SNOW             JEFFREY CITY            42.49N 107.82W
03/07/2012  M2.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     SNOW             LANDER                  42.84N 108.74W
03/07/2012  M5.00 INCHES     FREMONT            WY   CO-OP OBSERVER

1139 AM     HEAVY SNOW       PAHASKA                 44.50N 109.96W
03/07/2012  M6.00 INCHES     PARK               WY   CO-OP OBSERVER

1139 AM     SNOW             POWDER RIVER SCHOOL     43.03N 106.98W
03/07/2012  M1.00 INCHES     NATRONA            WY   CO-OP OBSERVER

1140 AM     SNOW             3 NE SUNSHINE           44.07N 108.95W
03/07/2012  M3.00 INCHES     PARK               WY   CO-OP OBSERVER

1140 AM     HEAVY SNOW       16 SSE TEN SLEEP        43.81N 107.36W
03/07/2012  M6.50 INCHES     WASHAKIE           WY   CO-OP OBSERVER

1140 AM     SNOW             9 NE THERMOPOLIS        43.75N 108.14W
03/07/2012  M2.40 INCHES     HOT SPRINGS        WY   CO-OP OBSERVER

1159 AM     SNOW             CANYON                  44.73N 110.49W
03/07/2012  M1.00 INCHES     PARK               WY   PARK/FOREST SRVC

            CANYON RANGER STATION

1159 AM     SNOW             EAST ENTRANCE           44.49N 110.00W
03/07/2012  M4.00 INCHES     PARK               WY   PARK/FOREST SRVC

            EAST ENTRANCE RANGER STATION

1200 PM     HEAVY SNOW       GRANT VILLAGE RANGER ST 44.39N 110.55W
03/07/2012  M6.00 INCHES     YELLOWSTONE        WY   PARK/FOREST SRVC

1200 PM     SNOW             LAKE                    44.55N 110.39W
03/07/2012  M1.00 INCHES     TETON              WY   PARK/FOREST SRVC

            LAKE RANGER STATION

1200 PM     SNOW             MADISON RANGER STATION  44.64N 110.86W
03/07/2012  M2.00 INCHES     YELLOWSTONE        WY   PARK/FOREST SRVC

1200 PM     SNOW             MAMMOTH RANGER STATION  44.97N 110.69W
03/07/2012  M0.50 INCHES     YELLOWSTONE        WY   PARK/FOREST SRVC

1201 PM     SNOW             OLD FAITHFUL            44.45N 110.83W
03/07/2012  M4.00 INCHES     TETON              WY   CO-OP OBSERVER

            OLD FAITHFUL RANGER STATION

1201 PM     SNOW             SNAKE RIVER RANGER STAT 44.13N 110.66W
03/07/2012  M3.50 INCHES     YELLOWSTONE        WY   PARK/FOREST SRVC

1201 PM     SNOW             TOWER RANGER STATION    44.89N 110.39W
03/07/2012  M1.00 INCHES     YELLOWSTONE        WY   PARK/FOREST SRVC

1201 PM     HEAVY SNOW       WEST ENTRANCE           44.65N 111.08W
03/07/2012  M8.00 INCHES     TETON              WY   PARK/FOREST SRVC

            WEST ENTRANCE RANGER STATION

&&

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 avalanche. Local standard time, as filed.

Avalanche, Teton & Gros Ventre Mountains

When
March 7, 12:00 PM MST
Where
Teton & Gros Ventre Mountains forecast zone
Deaths
2 direct, 0 indirect
Reported by
Newspaper
Coordinates
43.002, -109.948 (the zone’s center; the record gives no point)

The people who died

As the offices recorded each death: direct deaths were caused by the weather itself, indirect ones by something it set in motion.

EventDateAgeSexWhereKind
Avalanche, Teton & Gros Ventre Mountains2012-03-0740MaleOutside/Open AreasDirect
Avalanche, Teton & Gros Ventre Mountains2012-03-0742MaleOutside/Open AreasDirect

What these are

Avalanche
A mass of snow sliding down a mountainside that caused a death, an injury or damage.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

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Every storm in Wyoming in 2012Every state in 2012This day in weather historyWarnings in Wyoming, March 2012

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 361180.