Severe Thunderstorm Warning 6, NWS Salt Lake City, UT

000 
WWUS55 KSLC 041817
SVSSLC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1217 PM MDT WED JUN 4 2008

UTC023-027-041830-
/O.CON.KSLC.SV.W.0006.000000T0000Z-080604T1830Z/
MILLARD UT-JUAB UT-
1217 PM MDT WED JUN 4 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 PM MDT
FOR SOUTHEASTERN JUAB AND NORTHEASTERN MILLARD COUNTIES...

AT 1214 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.
 THIS STORM WAS LOCATED 6 MILES EAST OF LEAMINGTON...OR ABOUT 21
MILES NORTH OF SCIPIO...MOVING EAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  MILLS BY 1225 PM MDT...

INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3968 11197 3946 11192 3941 11247 3959 11251
TIME...MOT...LOC 1817Z 260DEG 26KT 3955 11216

$$

MT

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
1038 AM MDT WED JUN 4 2008

.SYNOPSIS...A DEEP PACIFIC STORM SYSTEM WILL MOVE THROUGH THE REGION
TODAY THROUGH THURSDAY MORNING.  A SERIES OF WEAKER DISTURBANCES
WILL SCRAPE THE NORTHERN SECTIONS OF THE REGION DURING THE WEEKEND.

&&

.DISCUSSION...UPPER LOW CURRENTLY OVER NEVADA CONTINUES TO SPREAD
MOISTURE ACROSS THE CWA. SHOWERS HAVE DEVELOPED ACROSS MAINLY
NORTHERN UTAH THIS MORNING AS WEAK DISTURBANCES EJECTING OUT OF THE
LOW MOVE ACROSS THE AREA. THE LOW WILL DROP SOUTHEAST ACROSS
SOUTHWEST UTAH THIS EVENING...TAKING THE STRONGEST DYNAMICS TOWARDS
THAT AREA. EXPECT SHOWERS AND THUNDERSTORMS TO FIRE UP ACROSS
PORTIONS OF SOUTHWEST AND CENTRAL UTAH LATER TODAY AS A RESULT.
EXISTING COLD FRONT CURRENTLY NEAR MOAB TO MILFORD WILL SERVE AS A
FOCUS FOR CONVECTION THIS AFTERNOON AND EVENING. THE FRONT WILL THEN
PUSH SOUTHEAST OVERNIGHT. ALTHOUGH THE STRONGEST DYNAMICS WILL BE
OVER THE SOUTH...WRAPAROUND MOISTURE WILL CONTINUE TO HELP PRODUCE
PRECIPITATION OVER THE NORTH. HOWEVER...NORTHEASTERLY FLOW AT 700MB
WILL FAVOR NORTHERN AND EASTERN SLOPES THIS EVENING. SNOW LEVELS
WILL REMAIN FAIRLY HIGH...WITH ACCUMULATIONS MAINLY ABOVE 8000FT.
ADVISORY LEVEL ACCUMULATIONS CAN BE EXPECTED ABOVE AROUND
8500-9000FT...SO HAVE ISSUED SNOW ADVISORY FOR ALL MOUNTAIN ZONES
FOR IMPACT TO HIGH-ELEVATION PASSES THROUGH TONIGHT. HAVE ALSO
UPDATED ZONES TO INCREASE CLOUDS AND POPS.

SHOWERS WILL LINGER INTO TOMORROW MORNING BEFORE A WEAK RIDGE
DEVELOPS OVER THE AREA. THIS WILL BE SHORT-LIVED AS A PROGRESSIVE
WEATHER PATTERN CONTINUES OVER THE AREA. AS A RESULT...TEMPERATURES
LOOK TO REMAIN NEAR TO SLIGHTLY BELOW NORMAL THROUGH THE WEEKEND AND
INTO THE EARLY PART OF NEXT WEEK. HOWEVER...THE AIRMASS IS PROGGED
TO REMAIN RELATIVELY DRY WITH JUST A CHANCE OF SHOWERS OVER NORTHERN
UTAH ON FRIDAY AND SUNDAY WITH PASSING TROUGHS.

&&

.AVIATION...NORTHWEST WINDS ARE EXPECTED TO PREVAIL THROUGHOUT THE
DAY AT THE SLC TERMINAL. CONDITIONS SHOULD PRIMARILY BE IN THE
LOW-END VFR RANGE IN RAIN...BUT THERE IS A 40 PERCENT CHANCE OF
CEILINGS AND VISIBILITIES DROPPING INTO THE MVFR RANGE LATER THIS
AFTERNOON WITH HEAVIER PRECIPITATION.

&&

.FIRE WEATHER...A BRIEF PERIOD OF HUMIDITY NEAR 15 PERCENT AND WIND
GUSTS OF 25 TO 30 MPH THROUGH MIDDAY IN THE FAR SOUTHWEST OTHERWISE
HIGHER HUMIDITIES THIS AFTERNOON BUT STILL STRONG SHIFTING WINDS
ACROSS WESTERN AND SOUTHERN UTAH WITH A GOOD CHANCE OF LIGHTNING.
WETTING RAIN EXPECTED FOR ALL OF THE DISTRICT INCLUDING THE
SOUTHWEST. LEAST AMOUNT OF RAIN ALONG THE ARIZONA BORDER WHERE
AMOUNT MAY BE UNDER 0.10 INCH.

DRY AND BREEZY CONDITIONS DEVELOP AGAIN ON FRIDAY FOR THE SOUTH WHEN
ANOTHER COLD FRONT CROSSES NORTHERN UTAH.

.SLC WATCHES/WARNINGS/ADVISORIES...

UT...SNOW ADVISORY UNTIL 6 AM THURSDAY FOR UTZ007>010-517-518.
WY...NONE.

&&

PUBLIC...CHENG
AVIATION...TRAPHAGAN
FIRE WEATHER...TARDY

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

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SALT LAKE CITY UT
619 AM MDT WED JUN 4 2008

UTZ001>016-019>021-517-518-WYZ021-051230-
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-
619 AM MDT WED JUN 4 2008

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

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED TODAY AS A VIGOROUS
STORM SYSTEM DROPS SOUTHEAST ACROSS THE REGION. WITH COOLING
TEMPERATURES ALOFT...SNOW WILL DEVELOP ACROSS THE HIGHER
TERRAIN...PRIMARILY ABOVE 8000 FEET. THE PRECIPITATION WILL
CONTINUE THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A SERIES OF WEAK DISTURBANCES WILL SCRAPE ACROSS THE NORTHERN
SECTIONS OF THE REGION...PROVIDING A SLIGHT CHANCE FOR THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

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

BARJENBRUCH

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