Alert archive / Wyoming / High Wind Watches in 2015

High Wind Watch 1, NWS Salt Lake City, UT

April 12, 2015Uinta County, Wyoming

NWS Salt Lake City, UT issued this high wind watch at Apr 12, 2015, 2:34 PM MDT for Uinta County, Wyoming. It took effect at Apr 14, 2015, 6:00 AM MDT. It was in force for .

The area

The counties it named.

The facts

Issued
Apr 12, 2015, 2:34 PM MDT (20:34 UTC)
In effect from
Apr 14, 2015, 6:00 AM MDT
Expired
Apr 13, 2015, 1:32 PM MDT
In force
Issued by
NWS Salt Lake City, UT

County Uinta County, WY

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 8.6 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 2015-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°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 2015-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.19395878Sfc1 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
1453 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

702 
WWUS75 KSLC 122034
NPWSLC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
234 PM MDT SUN APR 12 2015

UTZ001-004-131200-
/O.NEW.KSLC.HZ.W.0005.150413T0900Z-150413T1500Z/
/O.NEW.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-SOUTHERN WASATCH FRONT-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...LEHI...PROVO...
NEPHI
234 PM MDT SUN APR 12 2015

...HARD FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...
...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY.
A HIGH WIND WATCH HAS ALSO BEEN ISSUED. THIS HIGH WIND WATCH IS
IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING.

* AFFECTED AREA...THE CACHE VALLEY AND SOUTHERN WASATCH FRONT.

* TEMPERATURES...TEMPERATURES IN THE MID TO UPPER 20S WILL
  THREATEN SENSITIVE VEGETATION MONDAY MORNING...WITH THE COLDEST
  PORTION OF THE SOUTHERN WASATCH FRONT EXPECTED TO BE SOUTH OF
  PROVO.

* WINDS...GUSTY SOUTHWESTERLY WINDS ARE EXPECTED TO DEVELOP MID
  MORNING TUESDAY...STRONGEST ACROSS THE WEST DESERT AND SOUTHWEST
  WYOMING. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY AFTERNOON AND
  STRENGTHEN. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND MAY LOCALLY
  REACH 70 MPH NEAR POINT OF THE MOUNTAIN THROUGH THE EVENING
  HOURS.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

UTZ002-003-005-006-014>016-WYZ021-131200-
/O.NEW.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...BRIGHAM CITY...OGDEN...BOUNTIFUL...
SALT LAKE CITY...TOOELE...WENDOVER...SNOWVILLE...HUNTSVILLE...
PARK CITY...HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...
BEAVER...CEDAR CITY...MILFORD...EVANSTON
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING.

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH...ALONG
  WITH SOUTHWEST WYOMING.

* WINDS...GUSTY SOUTHWESTERLY WINDS ARE EXPECTED TO DEVELOP MID
  MORNING TUESDAY...STRONGEST ACROSS THE WEST DESERT AND SOUTHWEST
  WYOMING. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY AFTERNOON AND
  STRENGTHEN. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND MAY LOCALLY
  REACH 70 MPH ACROSS THE WEST DESERT THROUGH THE EVENING HOURS.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST. IN
  ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
  BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ011>013-019>021-131200-
/O.NEW.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING.

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS SWITCH TO
  THE NORTHWEST TUESDAY NIGHT AND MAY CONTINUE INTO WEDNESDAY
  MORNING.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST. IN
  ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
  BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ518-131200-
/O.NEW.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING.

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 70 MPH
  BEGINNING TUESDAY. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY
  EVENING AND REMAIN GUSTY THROUGH WEDNESDAY MORNING.

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS SHOULD
  PLAN FOR VERY GUSTY WINDS...ESPECIALLY IN VICINITY OF BRIAN HEAD
  AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS MAY BE IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR GUSTS
OF 75 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

ROGOWSKI/STRUTHWOLF/SCHOENING

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
5 follow-up statements
989 
WWUS75 KSLC 122034 CCA
NPWSLC

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
234 PM MDT SUN APR 12 2015

UTZ001-004-131200-
/O.COR.KSLC.HZ.W.0005.150413T0900Z-150413T1500Z/
/O.COR.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-SOUTHERN WASATCH FRONT-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...LEHI...PROVO...
NEPHI
234 PM MDT SUN APR 12 2015

...HARD FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY...
...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HARD
FREEZE WARNING...WHICH IS IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY.
A HIGH WIND WATCH HAS ALSO BEEN ISSUED. THIS HIGH WIND WATCH IS
IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING.

* AFFECTED AREA...THE CACHE VALLEY AND SOUTHERN WASATCH FRONT.

* TEMPERATURES...TEMPERATURES IN THE MID TO UPPER 20S WILL
  THREATEN SENSITIVE VEGETATION MONDAY MORNING...WITH THE COLDEST
  PORTION OF THE SOUTHERN WASATCH FRONT EXPECTED TO BE NEAR
  SANTAQUIN SOUTH TO NEPHI.

* WINDS...GUSTY SOUTHWESTERLY WINDS ARE EXPECTED TO DEVELOP MID
  MORNING TUESDAY. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY
  AFTERNOON AND STRENGTHEN. GUSTS EXCEEDING 60 MPH ARE EXPECTED
  AND MAY LOCALLY REACH 70 MPH NEAR POINT OF THE MOUNTAIN IN
  NORTHERN UTAH COUNTY THROUGH THE EVENING HOURS.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

UTZ002-003-005-006-014>016-WYZ021-131200-
/O.NEW.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...BRIGHAM CITY...OGDEN...BOUNTIFUL...
SALT LAKE CITY...TOOELE...WENDOVER...SNOWVILLE...HUNTSVILLE...
PARK CITY...HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...
BEAVER...CEDAR CITY...MILFORD...EVANSTON
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY
EVENING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING.

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH...ALONG
  WITH SOUTHWEST WYOMING.

* WINDS...GUSTY SOUTHWESTERLY WINDS ARE EXPECTED TO DEVELOP MID
  MORNING TUESDAY...STRONGEST ACROSS THE WEST DESERT AND SOUTHWEST
  WYOMING. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY AFTERNOON AND
  STRENGTHEN. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND MAY LOCALLY
  REACH 70 MPH ACROSS THE WEST DESERT THROUGH THE EVENING HOURS.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST. IN
  ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
  BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ011>013-019>021-131200-
/O.NEW.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING.

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS SWITCH TO
  THE NORTHWEST TUESDAY NIGHT AND MAY CONTINUE INTO WEDNESDAY
  MORNING.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST. IN
  ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
  BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ518-131200-
/O.NEW.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
234 PM MDT SUN APR 12 2015

...HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING.

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 70 MPH
  BEGINNING TUESDAY. WINDS WILL SHIFT TO THE NORTHWEST TUESDAY
  EVENING AND REMAIN GUSTY THROUGH WEDNESDAY MORNING.

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS SHOULD
  PLAN FOR VERY GUSTY WINDS...ESPECIALLY IN VICINITY OF BRIAN HEAD
  AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS MAY BE IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR GUSTS
OF 75 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

ROGOWSKI/STRUTHWOLF/SCHOENING

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
164 
WWUS75 KSLC 131014
NPWSLC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
414 AM MDT MON APR 13 2015

UTZ001-004-131800-
/O.CON.KSLC.HZ.W.0005.000000T0000Z-150413T1500Z/
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-SOUTHERN WASATCH FRONT-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...LEHI...PROVO...
NEPHI
414 AM MDT MON APR 13 2015

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MDT THIS
MORNING...
...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

* AFFECTED AREA...THE CACHE VALLEY AND SOUTHERN WASATCH FRONT.

* TEMPERATURES...TEMPERATURES IN THE MID TO UPPER 20S WILL
  THREATEN SENSITIVE VEGETATION EARLY THIS MORNING.

* WINDS...STRONG AND QUITE GUSTY SOUTHERLY WINDS ARE EXPECTED TO
  DEVELOP TUESDAY MORNING. WINDS WILL SHIFT TO THE NORTHWEST AND
  STRENGTHEN BEHIND A STRONG COLD FRONT TUESDAY AFTERNOON AND
  EVENING. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND MAY LOCALLY
  REACH 70 MPH ACROSS PORTIONS OF NORTHWEST UTAH.

* IMPACTS...STRONG CROSS WINDS WILL AFFECT TRAVEL FOR HIGH PROFILE
  AND LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS WILL BE
  IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE
  WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF
  BLOWING DUST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND
OTHER SENSITIVE VEGETATION.

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

&&

$$

UTZ002-003-005-006-014>016-WYZ021-131800-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...BRIGHAM CITY...OGDEN...BOUNTIFUL...
SALT LAKE CITY...TOOELE...WENDOVER...SNOWVILLE...HUNTSVILLE...
PARK CITY...HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...
BEAVER...CEDAR CITY...MILFORD...EVANSTON
414 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH...
  ALONG WITH SOUTHWEST WYOMING. 

* WINDS...STRONG AND QUITE GUSTY SOUTHWESTERLY WINDS ARE EXPECTED
  TO DEVELOP BY MID MORNING TUESDAY. WINDS WILL SHIFT TO THE
  NORTHWEST AND STRENGTHEN BEHIND A STRONG COLD FRONT TUESDAY
  AFTERNOON AND EVENING. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND
  MAY LOCALLY REACH 70 MPH ACROSS THE WEST DESERT THROUGH THE
  EVENING HOURS.

* IMPACTS...STRONG WINDS WILL AFFECT TRAVEL FOR HIGH PROFILE AND
  LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS WILL BE
  IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE
  WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF
  BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY WATERS ON
  AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ011>013-019>021-131800-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
414 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS WILL SWITCH
  TO THE NORTHWEST AND REMAIN STRONG TUESDAY NIGHT...AND MAY
  REMAIN STRONG INTO WEDNESDAY MORNING.

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH PROFILE
  VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. TAKE THE
  OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE
  TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST.
  IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY WATERS ON AREA
  LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ518-131800-
/O.CON.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
414 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 75 MPH
  AT THE HIGHER ELEVATIONS BY TUESDAY AFTERNOON. WINDS WILL SHIFT
  TO THE NORTHWEST TUESDAY EVENING AND REMAIN GUSTY THROUGH
  WEDNESDAY MORNING.

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS 
  SHOULD PLAN FOR VERY GUSTY WINDS...ESPECIALLY IN VICINITY OF 
  BRIAN HEAD AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS MAY 
  BE IMPACTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR
GUSTS OF 75 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
262 
WWUS75 KSLC 131456
NPWSLC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
856 AM MDT MON APR 13 2015

UTZ001-004-132300-
/O.EXP.KSLC.HZ.W.0005.000000T0000Z-150413T1500Z/
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-SOUTHERN WASATCH FRONT-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...LEHI...PROVO...
NEPHI
856 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...
...HARD FREEZE WARNING WILL EXPIRE AT 9 AM MDT THIS MORNING...

* AFFECTED AREA...THE CACHE VALLEY AND SOUTHERN WASATCH FRONT.

* TEMPERATURES...THE HARD FREEZE HAS ENDED ACROSS THE CACHE VALLEY
  AND NEAR SANTAQUIN AND NEPHI.

* WINDS...STRONG AND QUITE GUSTY SOUTHERLY WINDS ARE EXPECTED TO 
  DEVELOP TUESDAY MORNING. WINDS WILL SHIFT TO THE NORTHWEST AND 
  STRENGTHEN BEHIND A STRONG COLD FRONT TUESDAY AFTERNOON AND 
  EVENING. GUSTS EXCEEDING 60 MPH ARE EXPECTED AND MAY LOCALLY 
  REACH 70 MPH ACROSS PORTIONS OF NORTHWEST UTAH. 

* IMPACTS...STRONG CROSS WINDS WILL AFFECT TRAVEL FOR HIGH 
  PROFILE AND LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS 
  WILL BE IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS 
  BEFORE THE WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED 
  IN AREAS OF BLOWING DUST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.
&&

$$

UTZ002-003-005-006-014>016-WYZ021-132300-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
NORTHERN WASATCH FRONT-SALT LAKE AND TOOELE VALLEYS-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...BRIGHAM CITY...OGDEN...BOUNTIFUL...
SALT LAKE CITY...TOOELE...WENDOVER...SNOWVILLE...HUNTSVILLE...
PARK CITY...HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...
BEAVER...CEDAR CITY...MILFORD...EVANSTON
856 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH... 
  ALONG WITH SOUTHWEST WYOMING. 

* WINDS...STRONG AND QUITE GUSTY SOUTHWESTERLY WINDS ARE 
  EXPECTED TO DEVELOP BY MID MORNING TUESDAY. WINDS WILL SHIFT 
  TO THE NORTHWEST AND STRENGTHEN BEHIND A STRONG COLD FRONT 
  TUESDAY AFTERNOON AND EVENING. GUSTS EXCEEDING 60 MPH ARE 
  EXPECTED AND MAY LOCALLY REACH 70 MPH ACROSS THE WEST DESERT 
  THROUGH THE EVENING HOURS. 

* IMPACTS...STRONG WINDS WILL AFFECT TRAVEL FOR HIGH PROFILE AND 
  LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS WILL BE 
  IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE 
  THE WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS 
  OF BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY 
  WATERS ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO 
  CAPSIZING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ011>013-019>021-132300-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
856 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID 
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS WILL 
  SWITCH TO THE NORTHWEST AND REMAIN STRONG TUESDAY NIGHT...AND 
  MAY REMAIN STRONG INTO WEDNESDAY MORNING. 

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH 
  PROFILE VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. 
  TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS 
  ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF 
  BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY 
  WATERS ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO 
  CAPSIZING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ518-132300-
/O.CON.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
856 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 75 
  MPH AT THE HIGHER ELEVATIONS BY TUESDAY AFTERNOON. WINDS WILL 
  SHIFT TO THE NORTHWEST TUESDAY EVENING AND REMAIN GUSTY 
  THROUGH WEDNESDAY MORNING. 

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS 
  SHOULD PLAN FOR VERY GUSTY WINDS...ESPECIALLY IN VICINITY OF 
  BRIAN HEAD AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS MAY 
  BE IMPACTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR
GUSTS OF 75 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
667 
WWUS75 KSLC 131504
NPWSLC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
904 AM MDT MON APR 13 2015

UTZ001>006-014>016-WYZ021-140000-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT-
SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...BRIGHAM CITY...
OGDEN...BOUNTIFUL...SALT LAKE CITY...TOOELE...LEHI...PROVO...
NEPHI...WENDOVER...SNOWVILLE...HUNTSVILLE...PARK CITY...
HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...BEAVER...
CEDAR CITY...MILFORD...EVANSTON
904 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH... 
  ALONG WITH SOUTHWEST WYOMING. 

* WINDS...STRONG AND QUITE GUSTY SOUTHWESTERLY WINDS ARE 
  EXPECTED TO DEVELOP BY MID MORNING TUESDAY. WINDS WILL SHIFT 
  TO THE NORTHWEST AND STRENGTHEN BEHIND A STRONG COLD FRONT 
  TUESDAY AFTERNOON AND EVENING. GUSTS EXCEEDING 60 MPH ARE 
  EXPECTED AND MAY LOCALLY REACH 70 MPH ACROSS THE WEST DESERT 
  THROUGH THE EVENING HOURS. 

* IMPACTS...STRONG WINDS WILL AFFECT TRAVEL FOR HIGH PROFILE AND 
  LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS WILL BE 
  IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE 
  THE WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS 
  OF BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY 
  WATERS ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO 
  CAPSIZING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ011>013-019>021-140000-
/O.CON.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
904 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID 
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS WILL 
  SWITCH TO THE NORTHWEST AND REMAIN STRONG TUESDAY NIGHT...AND 
  MAY REMAIN STRONG INTO WEDNESDAY MORNING. 

* IMPACTS...STRONG CROSS WINDS MAY AFFECT TRAVEL FOR HIGH 
  PROFILE VEHICLES. WIND SENSITIVE OPERATIONS MAY BE IMPACTED. 
  TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE WINDS 
  ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF 
  BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY 
  WATERS ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO 
  CAPSIZING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR
GUSTS OF 58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

IN ADDITION...WINDS WILL CAUSE ROUGH CHOP ON AREA LAKES. SMALL
BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

&&

$$

UTZ518-140000-
/O.CON.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
904 AM MDT MON APR 13 2015

...HIGH WIND WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING...

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 75 
  MPH AT THE HIGHER ELEVATIONS BY TUESDAY AFTERNOON. WINDS WILL 
  SHIFT TO THE NORTHWEST TUESDAY EVENING AND REMAIN GUSTY 
  THROUGH WEDNESDAY MORNING. 

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS 
  SHOULD PLAN FOR VERY GUSTY WINDS...ESPECIALLY IN VICINITY OF 
  BRIAN HEAD AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS MAY 
  BE IMPACTED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR
GUSTS OF 75 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE
LATEST FORECASTS.

&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX
003 
WWUS75 KSLC 131932
NPWSLC

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
132 PM MDT MON APR 13 2015

UTZ001>006-014>016-WYZ021-140600-
/O.UPG.KSLC.HW.A.0001.150414T1600Z-150415T0400Z/
/O.NEW.KSLC.HW.W.0002.150414T1600Z-150415T0400Z/
CACHE VALLEY/UTAH PORTION-NORTHERN WASATCH FRONT-
SALT LAKE AND TOOELE VALLEYS-SOUTHERN WASATCH FRONT-
GREAT SALT LAKE DESERT AND MOUNTAINS-WASATCH MOUNTAIN VALLEYS-
SANPETE/SEVIER VALLEYS-WEST CENTRAL UTAH-SOUTHWEST UTAH-
SOUTHWEST WYOMING-
INCLUDING THE CITIES OF...LOGAN...SMITHFIELD...BRIGHAM CITY...
OGDEN...BOUNTIFUL...SALT LAKE CITY...TOOELE...LEHI...PROVO...
NEPHI...WENDOVER...SNOWVILLE...HUNTSVILLE...PARK CITY...
HEBER CITY...MANTI...RICHFIELD...DELTA...FILLMORE...BEAVER...
CEDAR CITY...MILFORD...EVANSTON
132 PM MDT MON APR 13 2015

...HIGH WIND WARNING IN EFFECT FROM 10 AM TO 10 PM MDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 10 AM TO 10 PM MDT
TUESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...THE WESTERN AND CENTRAL VALLEYS OF UTAH... 
  ALONG WITH SOUTHWEST WYOMING. 

* WINDS...STRONG AND QUITE GUSTY SOUTHWESTERLY WINDS ARE EXPECTED
  TO DEVELOP BY MID MORNING TUESDAY. WINDS WILL SHIFT TO THE
  NORTHWEST AND STRENGTHEN BEHIND A STRONG COLD FRONT MID TO LATE
  TUESDAY MORNING ACROSS THE WEST DESERT...AND TUESDAY AFTERNOON
  AND EVENING FURTHER ACROSS THE REST OF NORTHERN AND CENTRAL UTAH
  VALLEYS AND SOUTHWEST WYOMING. GUSTS EXCEEDING 60 MPH ARE
  EXPECTED AND MAY LOCALLY REACH 70 MPH ACROSS THE WEST DESERT AND
  POINT OF THE MOUNTAIN IN NORTHERN UTAH COUNTY THROUGH THE
  EVENING HOURS.

* IMPACTS...STRONG CROSSWINDS WILL AFFECT TRAVEL FOR HIGH PROFILE
  AND LIGHT WEIGHT VEHICLES...INCLUDING INTERSTATES 80 AND 15.
  WIND SENSITIVE OPERATIONS WILL BE IMPACTED. TAKE THE OPPORTUNITY
  TO SECURE LOOSE ITEMS BEFORE THE WINDS ARRIVE TUESDAY.
  VISIBILITIES MAY BE REDUCED IN AREAS OF BLOWING DUST. IN
  ADDITION...WINDS WILL CAUSE ROUGH CHOPPY WATERS ON AREA LAKES.
  SMALL BOATS WILL BE ESPECIALLY PRONE TO CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR IS OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. VEHICLES...ESPECIALLY
HIGH PROFILE VEHICLES...CAN BE DIFFICULT TO CONTROL AT TIMES IN
HIGH WINDS. MOTORISTS SHOULD TAKE EXTRA CAUTION...ESPECIALLY WHILE
CROSSING BRIDGES...OVERPASSES AND UNSHELTERED AREAS.

THE STRONG WINDS WILL CREATE DANGEROUS BOATING CONDITIONS ON AREA
LAKES. THESE WINDS WILL CREATE VERY CHOPPY WATER AND GENERATE
LARGE WAVES WHICH COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR
PERSONAL SAFETY...OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE
THEIR OUTINGS UNTIL THE WINDS SUBSIDE.

&&

$$

UTZ011>013-019>021-140600-
/O.UPG.KSLC.HW.A.0001.150414T1600Z-150415T1700Z/
/O.NEW.KSLC.HW.W.0002.150414T1600Z-150415T1700Z/
WESTERN UINTA BASIN-CASTLE COUNTRY-SAN RAFAEL SWELL-
UTAHS DIXIE AND ZION NATIONAL PARK-SOUTH CENTRAL UTAH-
GLEN CANYON RECREATION AREA/LAKE POWELL-
INCLUDING THE CITIES OF...DUCHESNE...ROOSEVELT...PRICE...
CASTLE DALE...EMERY...GREEN RIVER...HANKSVILLE...ST GEORGE...
KANAB...ESCALANTE...BULLFROG
132 PM MDT MON APR 13 2015

...HIGH WIND WARNING IN EFFECT FROM 10 AM TUESDAY TO 11 AM MDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 10 AM TUESDAY TO 11 AM MDT
WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...THE EASTERN AND SOUTHERN VALLEYS OF UTAH.

* WINDS...SOUTHWEST WINDS MAY GUST IS EXCESS OF 60 MPH FROM MID
  MORNING TUESDAY INTO THE EARLY EVENING HOURS. WINDS WILL SWITCH
  TO THE NORTHWEST AND REMAIN STRONG TUESDAY NIGHT...AND MAY
  REMAIN STRONG INTO WEDNESDAY MORNING ESPECIALLY IN AREAS PRONE
  TO GUSTY NORTHWEST WINDS.

* IMPACTS...STRONG CROSSWINDS WILL AFFECT TRAVEL FOR HIGH PROFILE
  AND LIGHT WEIGHT VEHICLES. WIND SENSITIVE OPERATIONS WILL BE
  IMPACTED. TAKE THE OPPORTUNITY TO SECURE LOOSE ITEMS BEFORE THE
  WINDS ARRIVE TUESDAY. VISIBILITIES MAY BE REDUCED IN AREAS OF
  BLOWING DUST. IN ADDITION...WINDS WILL CAUSE ROUGH CHOPPY WATERS
  ON AREA LAKES. SMALL BOATS WILL BE ESPECIALLY PRONE TO
  CAPSIZING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR IS OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. VEHICLES...ESPECIALLY
HIGH PROFILE VEHICLES...CAN BE DIFFICULT TO CONTROL AT TIMES IN
HIGH WINDS. MOTORISTS SHOULD TAKE EXTRA CAUTION...ESPECIALLY WHILE
CROSSING BRIDGES...OVERPASSES AND UNSHELTERED AREAS.

THE STRONG WINDS WILL CREATE DANGEROUS BOATING CONDITIONS ON AREA
LAKES. THESE WINDS WILL CREATE VERY CHOPPY WATER AND GENERATE
LARGE WAVES WHICH COULD CAPSIZE OR SWAMP SMALL CRAFT. FOR YOUR
PERSONAL SAFETY...OPERATORS OF SMALL CRAFT ARE URGED TO POSTPONE
THEIR OUTINGS UNTIL THE WINDS SUBSIDE.

&&

$$

UTZ518-140600-
/O.UPG.KSLC.HW.A.0001.150414T1200Z-150415T1700Z/
/O.NEW.KSLC.HW.W.0002.150414T1200Z-150415T1700Z/
SOUTHERN MOUNTAINS-
INCLUDING THE CITIES OF...LOA...PANGUITCH...BRYCE CANYON
132 PM MDT MON APR 13 2015

...HIGH WIND WARNING IN EFFECT FROM 6 AM TUESDAY TO 11 AM MDT
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN SALT LAKE CITY HAS ISSUED A HIGH
WIND WARNING...WHICH IS IN EFFECT FROM 6 AM TUESDAY TO 11 AM MDT
WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT.

* AFFECTED AREA...THE SOUTHERN UTAH MOUNTAINS.

* WINDS...VERY STRONG SOUTHWEST WINDS MAY GUST IN EXCESS OF 75 MPH
  AT THE HIGHER ELEVATIONS BY TUESDAY AFTERNOON. WINDS WILL SHIFT
  TO THE NORTHWEST TUESDAY EVENING AND REMAIN GUSTY THROUGH
  WEDNESDAY MORNING. 

* IMPACTS...THOSE TRAVELING THROUGH THE SOUTHERN MOUNTAINS SHOULD
  PLAN FOR VERY STRONG WINDS...ESPECIALLY IN VICINITY OF BRIAN
  HEAD AND BOULDER MOUNTAIN. WIND SENSITIVE OPERATIONS WILL BE
  IMPACTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR IS OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 50 MPH OR GUSTS
OF 75 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. VEHICLES...ESPECIALLY
HIGH PROFILE VEHICLES...CAN BE DIFFICULT TO CONTROL AT TIMES IN
HIGH WINDS. MOTORISTS SHOULD TAKE EXTRA CAUTION...ESPECIALLY WHILE
CROSSING BRIDGES...OVERPASSES AND UNSHELTERED AREAS.

&&

$$

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL TRAVEL IMPACTS VISIT...
HTTP://UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX

What forecasters said that day

The local office's own words before this high wind watch 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 high wind watch went out at Apr 12, 9:06 AM MDT, 5 hours 28 minutes earlier.

Area forecast discussion, Apr 12, 9:06 AM MDT, 5 hours 28 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
906 AM MDT SUN APR 12 2015

.SYNOPSIS...A PACIFIC WEATHER SYSTEM WILL EXIT NORTHERN UTAH
THIS MORNING. HIGH PRESSURE WILL RETURN ON MONDAY...WITH THE
STRONG PACIFIC STORM SYSTEM ARRIVING OVER THE GREAT BASIN FOR
TUESDAY THROUGH WEDNESDAY.

&&

.DISCUSSION...
WATER VAPOR LOOP SHOWS THE TROUGH PROGRESSING ACROSS THE ROCKIES
WITH RIDGING BUILDING IN FROM THE WEST COAST. AMDAR 400-250MB WIND
OBSERVATIONS SHOW A NORTHWESTERLY 95-120KT JET INTO THE PACIFIC
NORTHWEST. GOES/GPS/RAP/12Z SLC RAOB INDICATE THE PRECIPITABLE
WATER VALUE RANGES BETWEEN 0.05"-0.15" MOUNTAINS...TO 0.20"-0.35"
ACROSS MOST VALLEYS. BLENDED TOTAL PRECIPITABLE WATER PRODUCT
INDICATES MUCH LOWER THAN TYPICAL VALUES ACROSS THE WEST
COAST...WITH HIGHER THAN NORMAL VALUES ACROSS THE ROCKIES.

STORM SYSTEM HAS MADE ITS WAY ACROSS THE ROCKIES WITH LITTLE LEFT
IN ITS WAKE. DECREASED SKY COVER PER SATELLITE.

MAIN STORY EARLY TODAY WILL BE POST FRONTAL WINDS WITH AN 11MB
NORTHWESTERLY PRESSURE GRADIENT AND 6 MB/3HR PRESSURE RISES IN
PLACE PER MSAS. 700MB FLOW DECREASES GRADUALLY LATER TODAY...SO
WHILE WINDS WILL BE ENHANCED IN DOWNSLOPE/CANYON AREAS...THEY ARE
NOT EXPECTED TO BE GREATER THAN GUSTS IN THE MID 30 MPH RANGE.

OTHERWISE JUST TWEAKED THE TEMPERATURE CURVE BASED ON LATEST
OBSERVATIONS/GUIDANCE. REST UNCHANGED.

&&

PREVIOUS DISCUSSION...
THE MID-LEVEL TROUGH EXTENDING FROM THE NORTHERN ROCKIES THROUGH
CENTRAL UTAH WILL EXIT THE FORECAST AREA EARLY THIS MORNING. THE
SURFACE COLD FRONT ALREADY WELL INTO CENTRAL UTAH REMAINS WELL
SUPPORT BY MODEST LOW-LEVEL COLD ADVECTION AT THIS TIME. LIGHT
PRECIP THAT FORMED ALONG THE NEAR 700 MB BAROCLINIC ZONE APPEARS
TO BE DISSIPATING AS IT SEPARATES FROM THE MID-LEVEL DYNAMIC
SUPPORT. ANY LINGERING SHOWERS SHOULD END EARLY THIS MORNING.
GUSTY NORTHERLY WINDS WILL PERSIST INTO EARLY AFTERNOON...THEN
WANE AS THE LOW-LEVEL COLD ADVECTION WEAKENS DURING THE AFTERNOON.

A BROAD LOW-AMPLITUDE UPPER RIDGE WILL SLIDE EAST ACROSS THE REGION
TONIGHT THROUGH MONDAY. THIS RIDGE WILL ARRIVE AHEAD OF WHAT WILL BE
A COLD PACIFIC TROUGH MIDWEEK. THE LATEST VERSIONS OF THE GFS AND
ECMWF BOTH BRING THIS TROUGH ONTO THE COAST MONDAY NIGHT...THEN EAST
INTO THE GREAT BASIN TUESDAY. THE MOST NOTABLE DIFFERENCE BETWEEN
THE TWO MODELS HAS THE ECMWF SPLITTING THIS TROUGH OVER THE WESTERN
GREAT BASIN...WITH THE SOUTHERN PORTION OF THE SPLIT FORMING A
CLOSED LOW NEAR THE 4 CORNERS EARLY WEDNESDAY. THE GFS IN CONTRAST
BRINGS A MORE CONSOLIDATED TROUGH THROUGH THE NORTHERN ROCKIES AND
GREAT BASIN TUESDAY/TUESDAY NIGHT...THEN CLOSING OFF THIS FEATURE
AND DRIFTS IT SOUTH TO THE 4 CORNERS LATE WEDNESDAY.

BOTH MODELS ADVERTISE A VERY STRONG SURFACE COLD FRONT SUPPORTED BY
SOLID LOW-LEVEL COLD ADVECTION SWEEPING ACROSS UTAH LATE TUESDAY
MORNING THROUGH TUESDAY EVENING. CONVECTION ALONG THE FRONTAL
BOUNDARY WILL START OFF MAINLY AS LIGHT SHOWERS LATE MORNING/EARLY
AFTERNOON...THEN INCREASE RAPIDLY IN INTENSITY AND AREAL COVERAGE AS
THE AIR MASS DESTABILIZES QUICKLY WITH THE ARRIVAL OF THE MID-LEVEL
COLD AIR AND INCREASING DYNAMIC LIFT WITH THE UPPER TROUGH.
FAVORABLE CONDITIONS WILL EXIST FOR STRONG CONVECTION ALONG AND
BEHIND THE COLD FRONT INTO EARLY TUESDAY EVENING.

WINDS WILL BE A BIG ISSUE...BOTH PRE AND POST-FRONTAL WITH THIS
UPPER TROUGH. NEAR 700MB WINDS IN THE 35 TO 45 KNOT RANGE EARLY
TUESDAY AHEAD OF THE STRENGTHENING SURFACE FRONT WILL CREATE GOOD
MIXING AND STRONG PRE-FRONTAL SOUTH WINDS ACROSS NORTHERN AND
WESTERN UTAH DURING THE MORNING AND AFTERNOON HOURS. FURTHER
TIGHTENING OF THE THERMAL GRADIENT BEHIND THE COLD FRONT WILL
SUPPORT VERY STRONG POST-FRONTAL NORTHWEST WINDS TUESDAY
AFTERNOON/EVENING. NORTHWEST THROUGH WEST-CENTRAL UTAH LOOK TO BE IN
A POSITION FOR HIGH WINDS BEHIND THE FRONT FROM AROUND MID-AFTERNOON
THROUGH MID-EVENING. ANTICIPATING SOME FORM OF WIND HIGHLIGHTS IN
SUBSEQUENT FORECAST ISSUANCES AFFECTING A LARGE PORTION OF THE
FORECAST AREA.

HAVE BOOSTED POPS CONSIDERABLY FOR LATE TUESDAY NIGHT/WEDNESDAY TO
ACCOUNT FOR THE LIKELIHOOD OF WIDESPREAD CONVECTIVE PRECIP. VERY
COLD AIR ALOFT AND ABUNDANT MOISTURE ALONG WITH THE PROXIMITY OF THE
NOW DEVELOPED UPPER LOW ALL SUPPORT CONVECTIVE PRECIP THROUGH
WEDNESDAY. TIME/HEIGHT CROSS SECTIONS ACROSS NORTHERN/CENTRAL UTAH
SHOW A CONDITIONALLY UNSTABLE AIR MASS EXTENDING WELL ABOVE 500 MB
WITH DYNAMIC SUPPORT AVAILABLE TO TRIGGER WHAT COULD BE FAIRLY
STRONG CONVECTION. THE CURRENT MODEL GUIDANCE WOULD HAVE THE GFS
SOLUTION BRING CONVECTIVE PRECIP TO MUCH OF UTAH...WITH THE ECMWF
SUGGESTING THIS ACTIVITY WILL BE CONFINED MORE TO THE EASTERN HALF
OF THE STATE. FOR NOW WILL KEEP A BROAD AREA OF PRECIP TO ACCOUNT
FOR THE UNCERTAINTY IN THE MODEL SOLUTIONS.

AS HAS BEEN THE CASE OVER THE PAST FEW DAYS...MODEL TO MODEL
CONSISTENCY IS FAIRLY POOR FOR THE LONG TERM FORECAST PERIOD. A
FAIRLY STRONG TROUGH WILL BE IN PLACE ACROSS THE INTERIOR WEST AND
INTO THE CANADIAN PRAIRIE PROVINCES WEDNESDAY EVENING. THE NORTHERN
PORTION OF THIS TROUGH...CAUGHT UP IN THE STOUT NORTHERN JET ACROSS
CANADA...WILL CONTINUE TO RACE EASTWARD. THE SOUTHERN PORTION OF
THIS TROUGH...THE PORTION OVER THE EASTERN GREAT BASIN...IS EXPECTED
TO GET CAUGHT ON THE EASTERN SIDE OF THE EAST PACIFIC RIDGE AND THEN
CUT-OFF ACROSS THE SOUTHWEST.

&&

.AVIATION...NORTH NORTHWEST WINDS WILL PREVAIL AT THE SLC TERMINAL
THROUGH TODAY UNDER CLEAR SKIES. WINDS WILL SHIFT TO SOUTHEAST ABOUT
03Z.

&&

.SLC WATCHES/WARNINGS/ADVISORIES...
UT...NONE.
WY...NONE.
&&

PUBLIC...ROGOWSKI/CONGER/KRUSE
AVIATION...STRUTHWOLF

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)

FOR FREQUENTLY ASKED QUESTIONS ABOUT THE AREA FORECAST DISCUSSION
VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/GENERAL/AFD_FAQS.PHP (ALL LOWER CASE)
Hazardous weather outlook, Apr 12, 8:31 AM MDT, 6 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
831 AM MDT SUN APR 12 2015

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-
831 AM MDT SUN APR 12 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN TWO THIRDS OF
UTAH AND SOUTHWEST WYOMING.

.DAY ONE...TODAY AND TONIGHT

A HARD FREEZE IS POSSIBLE TONIGHT NORTH OF OGDEN.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

AFTER A WARM AND DRY DAY ACROSS THE OUTLOOK AREA ON MONDAY...
A VERY COLD PACIFIC STORM SYSTEM WILL MOVE INTO THE REGION FOR
TUESDAY THROUGH WEDNESDAY. A STRONG COLD FRONT WILL LEAD THE
STORM INTO UTAH BY TUESDAY AFTERNOON. STRONG SOUTHERLY WINDS WILL
DEVELOP AHEAD OF THE FRONT...WITH THE STRONGEST WINDS EXPECTED
ACROSS NORTHERN AND WESTERN UTAH. BEHIND THE COLD FRONT VERY
STRONG NORTHWEST WINDS ARE ANTICIPATED...WITH AREAS OF NORTHWEST
AND WEST-CENTRAL UTAH PRONE TO VERY STRONG WINDS LATE TUESDAY
AFTERNOON AND EVENING.

SCATTERED SHOWERS WILL DEVELOP ALONG THE COLD FRONT LATE TUESDAY
MORNING THROUGH EARLY AFTERNOON. THESE SHOWERS WILL BECOME
MORE NUMEROUS LATE IN THE DAY...WITH ISOLATED THUNDERSTORMS
LIKELY BY LATE AFTERNOON AND EVENING. PRECIPITATION WILL CHANGE
FROM RAIN TO SNOW BEHIND THE FRONT...WITH SEVERAL INCHES OF
ACCUMULATION POSSIBLE ACROSS THE NORTHERN AND CENTRAL MOUNTAINS
THROUGH EARLY WEDNESDAY.

SHOWERS WILL CONTINUE ACROSS MUCH OF NORTHERN AND CENTRAL UTAH
WEDNESDAY. MUCH COLDER TEMPERATURES ARE EXPECTED ACROSS THE
ENTIRE OUTLOOK AREA...WITH MOST READINGS RUNNING WELL BELOW MID-
APRIL NORMALS. ISOLATED SHOWERS COULD LINGER ACROSS SOUTHERN AND
EASTERN UTAH THURSDAY. HIGH PRESSURE ALOFT WILL BRING DRY
CONDITIONS AND A MODEST WARMING TEND TO THE AREA LATE IN THE
WEEK.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

ROGOWSKI

FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
HTTP://WEATHER.GOV/SALTLAKECITY/ (ALL LOWER CASE)

FOR INFORMATION ON POTENTIAL ROAD TRAVEL IMPACTS VISIT...
HTTP://WWW.UDOTTRAFFIC.UTAH.GOV/ROADWEATHERFORECAST.ASPX

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 12, 2:00 PM MDTWinter Storm WatchSLC24 hr
Apr 12, 2:34 PM MDTHard Freeze WarningSLC18 hr

Nearby

High Wind Watches in Wyoming, 2015High Wind Watches in Utah, 2015Every high wind watch in 2015

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.