Alert archive / Wyoming / Winter Storm Watches in 2012

Winter Storm Watch 8, NWS Riverton, WY

December 6, 20124 counties in Wyoming

NWS Riverton, WY issued this winter storm watch at Dec 6, 2012, 2:12 PM MST for 4 counties in Wyoming. It took effect at Dec 7, 2012, 2:00 PM MST. It was in force for .

The area

The counties it named.

The facts

Issued
Dec 6, 2012, 2:12 PM MST (21:12 UTC)
In effect from
Dec 7, 2012, 2:00 PM MST
Expired
Dec 7, 2012, 7:51 AM MST
In force
Issued by
NWS Riverton, WY

Counties Fremont County, WY, Lincoln County, WY, Sublette County, WY, Teton County, WY

The radar

The Riverton/Lander radar (KRIW), 120 km from the middle of the area, began a volume at 21:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this winter storm watch went out, 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 this winter storm watch went out at Dec 6, 10:30 AM MST, 3 hours 42 minutes earlier.

Area forecast discussion, Dec 6, 10:30 AM MST, 3 hours 42 minutes before
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Hazardous weather outlook, Dec 6, 2:04 PM MST, 8 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
204 PM MST THU DEC 6 2012

WYZ001>020-022>030-071200-
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-
204 PM MST THU DEC 6 2012

...WINTER STORM WATCH FOR THE TETONS FROM 2 PM FRIDAY TO 11 AM
SATURDAY...
...WINTER STORM WATCH FOR THE SALT AND WYOMING RANGES AND NEARBY
STAR VALLEY FROM 5 PM FRIDAY TO 5 PM SATURDAY...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING.

.DAY ONE...TODAY AND TONIGHT

TONIGHT...LIGHT TO MODERATE AMOUNTS OF SNOWFALL ACROSS THE NORTHWEST
AND NORTHERN MOUNTAINS...AND POSSIBLY ACROSS THE NORTHERN BIG HORN
BASIN...AND NORTHERN JOHNSON COUNTY...CREATING SLICK DRIVING
CONDITIONS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

FRIDAY AFTERNOON THROUGH SATURDAY...SIGNIFICANT SNOWFALL AND WIND
POSSIBLE...ACROSS THE WEST.

SUNDAY...COLD WITH HIGHS 10 TO 20 DEGREES BELOW AVERAGE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

TEAM RIVERTON

Nearby

Winter Storm Watches in Wyoming, 2012Every winter storm watch in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.