Alert archive / Wyoming / Winter Storm Warnings in 2008
Winter Storm Warning 15, NWS Salt Lake City, UT
NWS Salt Lake City, UT issued this winter storm warning at Dec 12, 2008, 2:38 PM MST for Uinta County, Wyoming. It took effect at Dec 13, 2008, 3:00 AM MST. It was in force for 37 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Dec 12, 2008, 2:38 PM MST (21:38 UTC)
- In effect from
- Dec 13, 2008, 3:00 AM MST
- Expired
- Dec 14, 2008, 4:00 PM MST
- In force
- 37 hr
- Issued by
- NWS Salt Lake City, UT
County Uinta County, WY
The nearest sounding before it
Grand Junction, CO (KGJT), launched 12:00Z, 9.6 hours before the alert went out and 296 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1502 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 166 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Salt Lake City, UT wrote its last area forecast discussion before this winter storm warning went out at Dec 12, 10:20 AM MST, 4 hours 18 minutes earlier.
Area forecast discussion, Dec 12, 10:20 AM MST, 4 hours 18 minutes before
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</html>Hazardous weather outlook, Dec 12, 4:45 AM MST, 9 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SALT LAKE CITY UT 445 AM MST FRI DEC 12 2008 UTZ001>016-019>021-517-518-WYZ021-131300- CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT- SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT- GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS- WASATCH MOUNTAINS I-80 NORTH-WASATCH MOUNTAINS SOUTH OF I-80- WESTERN UINTA MOUNTAINS-WASATCH PLATEAU/BOOK CLIFFS- WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL- SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH- UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH- GLEN CANYON RECREATION AREA/LAKE POWELL-CENTRAL MOUNTAINS- SOUTHERN MOUNTAINS-SOUTHWEST WYOMING- 445 AM MST FRI DEC 12 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF UTAH AND SOUTHWEST WYOMING. .DAY ONE...TODAY AND TONIGHT A WEAK STORM SYSTEM WILL BRING A CHANCE OF SNOW TO THE HIGHER TERRAIN OF NORTHERN AND CENTRAL UTAH TODAY. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY A VERY COLD AND MOIST PATTERN IS EXPECTED TO DEVELOP ACROSS THE REGION BEGINNING SATURDAY...AND CONTINUING THROUGH MUCH OF NEXT WEEK. THERE IS THE POTENTIAL FOR HEAVY SNOW ACROSS MUCH OF UTAH FROM LATE FRIDAY NIGHT THROUGH SATURDAY NIGHT AS A VIGOROUS WINTER STORM MOVES THROUGH THE REGION. THIS STORM WILL BE ACCOMPANIED BY STRONG WINDS WHICH WILL RESULT IN AREAS OF BLOWING SNOW...AND POSSIBLY LOCAL NEAR BLIZZARD CONDITIONS. TRAVEL CONDITIONS MAY BE HAZARDOUS AS THIS STORM MOVES THROUGH THE REGION. THIS SYSTEM WILL ALSO BRING MUCH COLDER TEMPERATURES TO UTAH AND SOUTHWEST WYOMING. THERE IS THE THREAT OF ADDITIONAL SNOW SHOWERS ACROSS MUCH OF THE STATE BEHIND THIS SYSTEM THROUGH THE EARLY PORTION OF NEXT WEEK AS SEVERAL FAST MOVING SYSTEMS SWEEP THROUGH THE REGION. ANOTHER SIGNIFICANT STORM APPEARS POSSIBLE DURING THE MIDDLE OF NEXT WEEK WITH THE PRIMARY IMPACT EXPECTED TO BE ACROSS SOUTHERN UTAH AT THIS TIME. THIS STORM HAS THE POTENTIAL BE BRING ADDITIONAL HEAVY PRECIPITATION TO THE STATE...PARTICULARLY SOUTHERN UTAH. HOWEVER...IT IS POSSIBLE THAT TEMPERATURES WILL WARM ENOUGH FOR SOME OF THE VALLEY PRECIPITATION TO BE IN THE FORM OF RAIN. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT... HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)
Nearby
Winter Storm Warnings in Wyoming, 2008Winter Storm Warnings in Utah, 2008Every winter storm warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.