Alert archive / Wyoming / Winter Storm Warnings in 2021

Winter Storm Warning 5, NWS Salt Lake City, UT

March 12, 2021Uinta County, Wyoming

NWS Salt Lake City, UT issued this winter storm warning at Mar 12, 2021, 2:09 PM MST for Uinta County, Wyoming. It took effect at Mar 12, 2021, 4:19 PM MST. It was in force for 49 hr. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 12, 2021, 2:09 PM MST (21:09 UTC)
In effect from
Mar 12, 2021, 4:19 PM MST
Expired
Mar 14, 2021, 6:00 PM MDT
In force
49 hr
Issued by
NWS Salt Lake City, UT

County Uinta County, WY

The radar

The Salt Lake City radar (KMTX), 159 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 was reported inside it

TimeReportWhereRemark
Mar 13, 6:00 AM MSTSNOW 3.3Lyman, WY
Mar 14, 5:30 AM MDTSNOW 13.8Lyman, WY
Mar 14, 9:30 AM MDTSNOW 28Lonetree, WYESTIMATED FROM PUBLIC PHOTO SENT TO BROADCAST MEDIA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 9.2 hours before the alert went out and 127 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.

Skew-T log-pSkew-T log-p diagram, Salt Lake City I, UT at 12:00Z on 2021-03-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Salt Lake City I, UT at 12:00Z on 2021-03-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1230 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
4 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

867 
WWUS45 KSLC 122109
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
209 PM MST Fri Mar 12 2021

UTZ009-131200-
/O.UPG.KSLC.WS.A.0004.210313T1200Z-210315T0000Z/
/O.NEW.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
209 PM MST Fri Mar 12 2021

...WINTER STORM WARNING IN EFFECT FROM 5 AM MST SATURDAY TO 6 PM
MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2
  feet, with locally higher amounts. Winds gusting as high as 50
  mph resulting in areas of blowing and drifting snow.

* WHERE...Western Uinta Mountains, with highest amounts on the 
  north slope, east of Mirror Lake Highway.

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.
  Backcountry travel and recreation will be impacted by heavy 
  snow and blowing snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-131200-
/O.UPG.KSLC.WS.A.0004.210313T1200Z-210315T0000Z/
/O.NEW.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
209 PM MST Fri Mar 12 2021

...WINTER STORM WARNING IN EFFECT FROM 5 AM MST SATURDAY TO 6 PM
MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 18
  inches, with only around 2 inches near Evanston. 

* WHERE...Uinta County Wyoming, mainly southeastern portions of 
  the county, with highest totals south of I-80 near the Utah 
  border.

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ016-131200-
/O.CON.KSLC.WW.Y.0011.210312T2300Z-210313T1600Z/
Southwest Utah-
Including the cities of Beaver, Cedar City, and Milford
209 PM MST Fri Mar 12 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST
SATURDAY...

* WHAT...Snow expected. Total snow accumulations ranging from
  around 2 inches near Cedar City to 7 inches near Milford.

* WHERE...Southwest Utah.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Travel could be very difficult, with heaviest snow
  expected this evening through early Saturday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ518-131200-
/O.CON.KSLC.WW.Y.0011.000000T0000Z-210313T1600Z/
Southern Mountains-
Including the cities of Loa, Panguitch, and Bryce Canyon
209 PM MST Fri Mar 12 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM MST
SATURDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 7 inches.

* WHERE...Southern Mountains.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions and occasional
  difficult travel over mountain routes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
10 follow-up statements
334 
WWUS45 KSLC 122319
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
419 PM MST Fri Mar 12 2021

UTZ016-131200-
/O.UPG.KSLC.WW.Y.0011.000000T0000Z-210313T1600Z/
/O.EXB.KSLC.WS.W.0005.210312T2319Z-210313T1600Z/
Southwest Utah-
Including the cities of Beaver, Cedar City, and Milford
419 PM MST Fri Mar 12 2021

...WINTER STORM WARNING IN EFFECT UNTIL 9 AM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 8 
  inches.

* WHERE...Southwest Utah.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Travel could be very difficult, with heaviest snow 
  expected this evening through early Saturday morning.

* ADDITIONAL DETAILS...Road conditions along I-15 have been
  treacherous between Beaver and Sulpherdale (I-70 junction),
  including road closures as of this afternoon. Heavy snow this
  evening will shift westward and impact Milford to Enterprise
  including highways 21, 257 and 56. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ518-131200-
/O.UPG.KSLC.WW.Y.0011.000000T0000Z-210313T1600Z/
/O.EXB.KSLC.WS.W.0005.210312T2319Z-210313T1600Z/
Southern Mountains-
Including the cities of Loa, Panguitch, and Bryce Canyon
419 PM MST Fri Mar 12 2021

...WINTER STORM WARNING IN EFFECT UNTIL 9 AM MST SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 6 
  inches.

* WHERE...Southern Mountains.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions and occasional 
  difficult travel over mountain routes.

* ADDITIONAL DETAILS...Heaviest snow will impact the western part
  of this forecast zone, meaning the higher elevations of the 
  I-15 corridor including the Cove Fort area.
  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ009-131200-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
419 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST SATURDAY
TO 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 
  feet, with locally higher amounts. Winds gusting as high as 50 
  mph resulting in areas of blowing and drifting snow.

* WHERE...Western Uinta Mountains, with highest amounts on the 
  north slope, east of Mirror Lake Highway.

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.
  Backcountry travel and recreation will be impacted by heavy snow
  and blowing snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-131200-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
419 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST SATURDAY
TO 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 
  18 inches, with only around 2 inches near Evanston.

* WHERE...Uinta County Wyoming, mainly southeastern portions of 
  the county, with highest totals south of I-80 near the Utah 
  border.

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ010-517-131200-
/O.NEW.KSLC.WW.Y.0012.210312T2319Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
419 PM MST Fri Mar 12 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 10 inches. 

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...Multiple rounds of snow showers,
  potentially heavy at times, could bring dangerous driving
  conditions at times to mountain routes and passes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
841 
WWUS45 KSLC 130542
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
1042 PM MST Fri Mar 12 2021


UTZ009-131345-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
1042 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST SATURDAY
TO 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 
  feet, with locally higher amounts. Winds gusting as high as 50 
  mph resulting in areas of blowing and drifting snow. 

* WHERE...Western Uinta Mountains, with highest amounts on the 
  north slope, east of Mirror Lake Highway. 

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy 
  snow and blowing snow. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-131345-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
1042 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM MST SATURDAY
TO 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 
  18 inches, with only around 2 inches near Evanston. 

* WHERE...Uinta County Wyoming, mainly southeastern portions of 
  the county, with highest totals south of I-80 near the Utah 
  border. 

* WHEN...From 5 AM MST Saturday to 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ518-131345-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210313T1600Z/
Southern Mountains-
Including the cities of Loa, Panguitch, and Bryce Canyon
1042 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST
SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 6 
  inches. 

* WHERE...Southern Mountains.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Plan on slippery road conditions and occasional 
  difficult travel over mountain routes. 

* ADDITIONAL DETAILS...Heaviest snow will impact the western part
  of this forecast zone, meaning the higher elevations of the I-15
  corridor including the Cove Fort area. Much less snow is
  expected east of I-15.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ016-131345-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210313T1600Z/
Southwest Utah-
Including the cities of Beaver, Cedar City, and Milford
1042 PM MST Fri Mar 12 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST
SATURDAY...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 8 
  inches. 

* WHERE...Southwest Utah.

* WHEN...Until 9 AM MST Saturday.

* IMPACTS...Travel could be very difficult, with heaviest snow 
  expected this evening through early Saturday morning. 

* ADDITIONAL DETAILS...Road conditions along I-15 have been 
  treacherous between Beaver and Sulpherdale (I-70 junction), 
  including road closures as of this afternoon. Heavy snow this 
  evening will shift westward and impact Milford to Enterprise 
  including highways 21, 257 and 56. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ011-131345-
/O.EXA.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Western Uinta Basin-
Including the cities of Duchesne and Roosevelt
1042 PM MST Fri Mar 12 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT SUNDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 8 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...Multiple rounds of snow showers,
  potentially heavy at times, could bring dangerous driving
  conditions, especially to the western portions of the Uinta 
  Basin and higher-elevation routes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ010-517-131345-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
1042 PM MST Fri Mar 12 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 10 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be very difficult.

* ADDITIONAL DETAILS...Multiple rounds of snow showers, 
  potentially heavy at times, could bring dangerous driving 
  conditions at times to mountain routes and passes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$
262 
WWUS45 KSLC 131105
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
405 AM MST Sat Mar 13 2021


UTZ009-131915-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
405 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 
  feet, with locally higher amounts. Winds gusting as high as 50 
  mph resulting in areas of blowing and drifting snow.

* WHERE...Western Uinta Mountains, with highest amounts on the 
  north slope, east of Mirror Lake Highway.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy 
  snow and blowing snow.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-131915-
/O.CON.KSLC.WS.W.0005.210313T1200Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
405 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 
  18 inches, with only around 1 to 3 inches near Evanston.

* WHERE...Uinta County Wyoming, mainly southeastern portions of
  the county, with highest totals south of I-80 near the north
  slopes of the Uinta Mountains.

* WHEN...Until 6 PM MDT Sunday. The heaviest snowfall is expected
  later today through Sunday morning.

* IMPACTS...Travel could be very difficult to impossible,
  especially across eastern portions of Uinta County Wyoming.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ518-131600-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210313T1600Z/
Southern Mountains-
Including the cities of Loa, Panguitch, and Bryce Canyon
405 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...

* WHAT...Periods of heavy snow early this morning. Additional snow
  accumulations of 1 to 4 inches, with the greatest amounts in 
  the Pine Valley Mountains.

* WHERE...Southern Mountains.

* WHEN...Until 9 AM MST this morning.

* IMPACTS...Plan on slippery road conditions and occasional 
  difficult travel over mountain routes.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ016-131600-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210313T1600Z/
Southwest Utah-
Including the cities of Beaver, Cedar City, and Milford
405 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...

* WHAT...Periods of heavy snow this morning, primarily west of
  Interstate 15. Additional snow accumulations of 1 to 3 inches
  primarily west of I-15.

* WHERE...Southwest Utah.

* WHEN...Until 9 AM MST this morning.

* IMPACTS...Winter driving conditions are expected through early
  this morning.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ010-517-131915-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
405 AM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 10 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be very difficult over the higher
  mountain passes.

* ADDITIONAL DETAILS...Multiple rounds of snow showers, 
  potentially heavy at times, could bring dangerous driving 
  conditions at times to mountain routes and passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ011-131915-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Western Uinta Basin-
Including the cities of Duchesne and Roosevelt
405 AM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches.

* WHERE...Western Uinta Basin.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be difficult at times during periodic
  heavy snow showers.

* ADDITIONAL DETAILS...Multiple rounds of snow showers, 
  potentially heavy at times, could bring dangerous driving 
  conditions, especially to the western portions of the Uinta 
  Basin and higher-elevation routes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
563 
WWUS45 KSLC 131620
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
920 AM MST Sat Mar 13 2021

UTZ016-518-131730-
/O.EXP.KSLC.WS.W.0005.000000T0000Z-210313T1600Z/
Southwest Utah-Southern Mountains-
Including the cities of Beaver, Cedar City, Milford, Loa, 
Panguitch, and Bryce Canyon
920 AM MST Sat Mar 13 2021

...WINTER STORM WARNING HAS EXPIRED...

Light snow will remain possible through late morning. Occasional
winter driving conditions are possible. Continue to use caution in
this area. 

$$

UTZ009-140030-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
920 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 1 to 2 
  feet, with locally higher amounts. Winds gusting as high as 50 
  mph resulting in areas of blowing and drifting snow.

* WHERE...Western Uinta Mountains, with highest amounts on the 
  north slope, east of Mirror Lake Highway.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.
  Backcountry travel and recreation will be impacted by heavy snow
  and blowing snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-140030-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
920 AM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 
  18 inches, with only around 1 to 3 inches near Evanston.

* WHERE...Uinta County Wyoming, mainly southeastern portions of 
  the county, with highest totals south of I-80 near the north 
  slopes of the Uinta Mountains.

* WHEN...Until 6 PM MDT Sunday. The heaviest snowfall is 
  expected later today through Sunday morning.

* IMPACTS...Travel could be very difficult to impossible, 
  especially across eastern portions of Uinta County Wyoming.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ010-517-140030-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
920 AM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 10 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be very difficult over the higher 
  mountain passes.

* ADDITIONAL DETAILS...Multiple rounds of snow showers, 
  potentially heavy at times, could bring dangerous driving 
  conditions at times to mountain routes and passes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

UTZ011-140030-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Western Uinta Basin-
Including the cities of Duchesne and Roosevelt
920 AM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 2 to 4 inches.

* WHERE...Western Uinta Basin.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Travel could be difficult at times during periodic 
  heavy snow showers.

* ADDITIONAL DETAILS...Multiple rounds of snow showers, 
  potentially heavy at times, could bring dangerous driving 
  conditions, especially to the western portions of the Uinta 
  Basin and higher-elevation routes.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
917 
WWUS45 KSLC 132200
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
300 PM MST Sat Mar 13 2021

UTZ011-132300-
/O.CAN.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Western Uinta Basin-
Including the cities of Duchesne and Roosevelt
300 PM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Occasional light snow will be possible through Sunday morning,
however any accumulations will be minimal. Occasional winter
driving conditions are possible on routes leaving the Basin
including Indian Canyon and Daniels Summit.

$$

UTZ009-140600-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
300 PM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 2 feet
  with locally higher. Winds gusting as high as 50 mph may cause
  periods of blowing and drifting snow.

* WHERE...Western Uinta Mountains with the heaviest snow on the
  northern slopes.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy snow
  and blowing snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-140600-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
300 PM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow. Additional snow accumulations of 6 to 18
  inches with locally lower amounts near the Evanston area. A
  tight gradient of light to heavy snow accumulation will occur
  over Uinta County and conditions will change rapidly.

* WHERE...Southwest Wyoming.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible,
  including I-80 from Evanston to the Uinta County line. Be
  prepared for possible road closures. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ010-517-140600-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
300 PM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 8 inches. 

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Winter driving conditions are expected on high
  elevation roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
405 
WWUS45 KSLC 140255
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
755 PM MST Sat Mar 13 2021

UTZ009-141200-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
755 PM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow. Additional snow accumulations of 1 to 2 
  feet with locally higher. Winds gusting as high as 50 mph may 
  cause periods of blowing and drifting snow.

* WHERE...Western Uinta Mountains with the heaviest snow on the 
  northern slopes.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy snow
  and blowing snow.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-141200-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
755 PM MST Sat Mar 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT SUNDAY...

* WHAT...Heavy snow. Additional snow accumulations of 6 to 18 
  inches with locally lower amounts near the Evanston area. A 
  tight gradient of light to heavy snow accumulation will occur 
  over Uinta County and conditions will change rapidly.

* WHERE...Southwest Wyoming.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible,
  including I-80 from Evanston to the Uinta County line. Be
  prepared for possible road closures.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ010-517-141200-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
755 PM MST Sat Mar 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
SUNDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 8 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT Sunday.

* IMPACTS...Winter driving conditions are expected on high
  elevation roadways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
280 
WWUS45 KSLC 141032
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
432 AM MDT Sun Mar 14 2021


UTZ009-141845-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
432 AM MDT Sun Mar 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 6
  inches west of the Mirror Lake Highway, and 6 to 12 inches east
  of the Mirror Lake Highway.

* WHERE...Western Uinta Mountains, with the heaviest snow on the
  northern slopes.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy 
  snow and blowing snow.



PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-141845-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
432 AM MDT Sun Mar 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Heavy snow, especially across the southern and eastern
  portions of Uinta County. Additional accumulations of 4 to 8
  inches are expected across southeastern portions of the county,
  with 1 to 3 inches expected in Evanston. Minimal accumulations
  are expected north of I-80.

* WHERE...Southwest Wyoming.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible,
  including I-80 from Evanston east to the Uinta County line.
  Continue to monitor WYDOT for the latest on road conditions and
  any closures in effect.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

UTZ010-517-141200-
/O.CON.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
432 AM MDT Sun Mar 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT EARLY
THIS MORNING...

* WHAT...Snow. Additional snow accumulations of 1 to 4 inches.

* WHERE...Wasatch Plateau/Book Cliffs and Central Mountains.

* WHEN...Until 6 AM MDT this morning.

* IMPACTS...Winter driving conditions are expected on high 
  elevation roadways.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
693 
WWUS45 KSLC 141214
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
614 AM MDT Sun Mar 14 2021


UTZ010-517-141315-
/O.EXP.KSLC.WW.Y.0012.000000T0000Z-210314T1200Z/
Wasatch Plateau/Book Cliffs-Central Mountains-
Including the cities of Scofield, Cove Fort, Koosharem, 
and Fish Lake
614 AM MDT Sun Mar 14 2021

...WINTER WEATHER ADVISORY HAS EXPIRED...

Periods of light snow showers will continue to today, but
additional accumulations are expected to remain light. The Winter
Weather Advisory has been allowed to expire as such.

$$

UTZ009-142300-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
614 AM MDT Sun Mar 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of 2 to 6 
  inches west of the Mirror Lake Highway, and 6 to 12 inches 
  east of the Mirror Lake Highway.

* WHERE...Western Uinta Mountains, with the heaviest snow on the 
  northern slopes.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible. 
  Backcountry travel and recreation will be impacted by heavy 
  snow and blowing snow.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

WYZ021-142300-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
614 AM MDT Sun Mar 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Heavy snow, especially across the southern and eastern 
  portions of Uinta County. Additional accumulations of 4 to 8 
  inches are expected across southeastern portions of the 
  county, with 1 to 3 inches expected in Evanston. Minimal 
  accumulations are expected north of I-80.

* WHERE...Southwest Wyoming.

* WHEN...Until 6 PM MDT Sunday.

* IMPACTS...Travel could be very difficult to impossible.
  Interstate 80 east of Evanston remains closed at this time. 
  Continue to monitor WYDOT for the latest on road conditions and 
  any closures in effect.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Wyoming Department of
Transportation, visit http://www.wyoroad.info or dial 511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
080 
WWUS45 KSLC 142106
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
306 PM MDT Sun Mar 14 2021

WYZ021-142215-
/O.CAN.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Southwest Wyoming-
Including the city of Evanston
306 PM MDT Sun Mar 14 2021

...WINTER STORM WARNING IS CANCELLED...

Occasional light snow showers are possible near the Utah/Wyoming
border through late afternoon...especially near Lonetree. Any
additional accumulations will be minimal. 

Road closures continue across this area as officials clear snow
covered roadways. Check for updated information prior to 
traveling by calling 888-WYO-ROAD or visiting wyoroad.info.

$$

UTZ009-150000-
/O.CON.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
306 PM MDT Sun Mar 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Heavy snow. Additional snow accumulations of up to two 
  inch. Winds gusting as high as 45 mph.

* WHERE...Western Uinta Mountains.

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Winter driving conditions can be expected.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.

For winter road conditions from the Utah Department of
Transportation, visit
http://www.udottraffic.utah.gov/roadweatherforecast.aspx or dial
511.

&&

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx
328 
WWUS45 KSLC 150016
WSWSLC

URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
616 PM MDT Sun Mar 14 2021

UTZ009-150130-
/O.EXP.KSLC.WS.W.0005.000000T0000Z-210315T0000Z/
Western Uinta Mountains-
Including the city of Mirror Lake Highway
616 PM MDT Sun Mar 14 2021

...WINTER STORM WARNING HAS EXPIRED...

Snow continues to diminish over the Uinta Mountains this evening.
Any additional accumulations will be minimal.

$$

For more information from NOAA/National Weather Service visit...
http://weather.gov/saltlakecity

For information on potential travel impacts visit...
http://udottraffic.utah.gov/roadweatherforecast.aspx

The office that day

Everything else NWS Salt Lake City, UT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 12, 5:47 AM MSTWinter Weather AdvisorySLC11 hr
Mar 12, 10:44 AM MSTWind AdvisorySLC17 hr
Mar 12, 4:19 PM MSTWinter Weather AdvisorySLC37 hr

Nearby

Winter Storm Warnings in Wyoming, 2021Winter Storm Warnings in Utah, 2021Every winter storm warning in 2021

Sources

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