Wind Advisory 9, NWS Pocatello, ID

087 
WWUS75 KPIH 292020
NPWPIH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
220 PM MDT THU APR 29 2010

IDZ017-020-021-300300-
/O.CON.KPIH.WI.Y.0009.000000T0000Z-100430T0300Z/
EASTERN MAGIC VALLEY-UPPER SNAKE RIVER PLAIN-
LOWER SNAKE RIVER PLAIN-
INCLUDING THE CITIES OF...BURLEY...RUPERT...SHOSHONE...CAREY...
IDAHO FALLS...REXBURG...RIGBY...CRATERS OF THE MOON...
INL COMPLEX...POCATELLO...BLACKFOOT...MASSACRE ROCKS
220 PM MDT THU APR 29 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING. 

* WINDS: WEST TO NORTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS AROUND
  45 MPH WILL CONTINUE. NORTHWEST WINDS WILL BE FOUND PRIMARILY
  ACROSS THE ARCO DESERT.

* TIMING: STRONG WINDS WILL CONTINUE INTO THE EARLY EVENING HOURS.

* LOCATIONS INCLUDE: POCATELLO...BLACKFOOT...MASSACRE ROCKS...
  IDAHO FALLS...REXBURG...RIGBY...CRATERS OF THE MOON... INL 
  COMPLEX...BURLEY...RUPERT...SHOSHONE...CAREY 

* IMPACTS: PEOPLE DRIVING HIGH PROFILE VEHICLES WILL EXPERIENCE
  DIFFICULT DRIVING CONDITIONS. DESPITE RECENT
  PRECIPITATION...BLOWING DUST MAY  CAUSE REDUCED VISIBILITIES.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH AND HIGHER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

IDZ022-300300-
/O.CON.KPIH.WI.Y.0009.000000T0000Z-100430T0300Z/
SOUTH CENTRAL HIGHLANDS-
INCLUDING THE CITIES OF...OAKLEY...CITY OF ROCKS...
CONNOR SUMMIT...SWEETZER SUMMIT
220 PM MDT THU APR 29 2010

...WIND ADVISORY REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
BELOW 7000 FEET...

A WIND ADVISORY BELOW 7000 FEET REMAINS IN EFFECT UNTIL 9 PM MDT
THIS EVENING. 

* WINDS: WEST TO NORTHWEST AT 30 TO 35 MPH WITH GUSTS TO AROUND 
  50 MPH. 

* TIMING: THE STRONG WINDS WILL CONTINUE THROUGH THE EARLY EVENING.

* LOCATIONS INCLUDE: OAKLEY...CITY OF ROCKS...CONNOR SUMMIT...
  SWEETZER SUMMIT 

* IMPACTS: PEOPLE DRIVING HIGH PROFILE VEHICLES WILL EXPERIENCE
  DIFFICULT DRIVING CONDITIONS. DESPITE RECENT
  PRECIPITATION...BLOWING DUST MAY CAUSE REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 MPH AND HIGHER ARE
EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...
ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

542 
WWUS75 KPIH 300321
NPWPIH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
921 PM MDT THU APR 29 2010

IDZ017-020>022-300430-
/O.EXP.KPIH.WI.Y.0009.000000T0000Z-100430T0300Z/
EASTERN MAGIC VALLEY-UPPER SNAKE RIVER PLAIN-
LOWER SNAKE RIVER PLAIN-SOUTH CENTRAL HIGHLANDS-
INCLUDING THE CITIES OF...BURLEY...RUPERT...SHOSHONE...CAREY...
IDAHO FALLS...REXBURG...RIGBY...CRATERS OF THE MOON...
INL COMPLEX...POCATELLO...BLACKFOOT...MASSACRE ROCKS...OAKLEY...
CITY OF ROCKS...CONNOR SUMMIT...SWEETZER SUMMIT
921 PM MDT THU APR 29 2010

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 


$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
215 PM MDT WED APR 28 2010

.SHORT TERM...TONIGHT THROUGH SATURDAY. CENTER OF UPPER LOW IN
NORTHERN MONTANA PER WV IMAGERY THIS AFTERNOON. SHORTWAVE ROTATING
AROUND LOW HAS DROPPED ITNO EASTERN IDAHO. SHOWERS ALREADY WELL
FORMED. STRONGEST ECHOES IN LINE STRETCHING FROM NORTHEAST CORNER
OF FCST AREA THROUGH UPPER SNAKE PLAIN INTO CENTRAL MTNS. HAVE HAD
REPORTS OF SMALL HAIL AND LIGHT SNOW ACCUMULATIONS ASSOCIATED WITH
THIS LINE. ADDITIONAL AREA OF SHOWERS FALLING MAINLY ACROSS
EASTERN AND SOUTHERN HIGHLANDS. WINDS THROUGH SIGNIFICANT PORTION
OF SNAKE PLAIN WELL INTO ADVISORY CRITERIA WITH MANY MESONET SITES
SHOWING GUSTS OVER 40 MPH. EXPECT STRONG WINDS TO CONTINUE THROUGH
WIND ADVISORY AREA...AND WILL EXTEND ADVISORY INTO THE EVENING.
THURSDAY AND FRIDAY APPEAR TO BE SIMILAR TO TODAY. SOME SLIGHT
DIFFERENCES IN TRAJECTORY OF SHORTWAVES ACROSS THE AREA AS UPPER
LOW MEANDERS SLIGHTLY EAST OF CURRENT POSITION. STRONG WINDS WILL
REDEVELOP AND ANOTHER WIND ADVISORY WILL BE NEEDED. WILL LET NEXT
SHIFTS HANDLE ISSUANCE TO AVOID CONFUSION WITH CURRENT ADVISORY.
UPPER LOW FINALLY PULLS INTO THE EASTERN DAKOTAS BY MID DAY
SATURDAY. COLD UNSETTLED FLOW REMAINS OVER THE AREA AND HAVE
CONTINUED POPS MOST AREAS THOUGH DECREASED SLIGHTLY FROM FRIDAY.
MAIN DIFFERENCE BETWEEN FRIDAY AND SATURDAY SHOULD BE DECREASED
WINDS ON SATURDAY AS SFC GRADIENT RELAXES. DMH

.LONG TERM...SATURDAY NIGHT THROUGH WEDNESDAY.
MODELS BEGIN TO DIFFER LATE IN THE PERIOD.   BOTH GFS AND EUROPEAN
KEEP NORTHERLY FLOW AND COLD TEMPERATURES THROUGH MONDAY.  GFS GOES
TO DRY NORTHWESTERLY FLOW BY TUESDAY WHILE EUROPEAN KEEPS REGION IN
BASE OF TROF DROPPING ANOTHER UPPER LOW SOUTH BY WEDNESDAY.
EUROPEAN WOULD BE MUCH COLDER AND WETTER IN THE TUESDAY AND
WEDNESDAY TIME FRAME WHILE GFS WOULD BE MUCH WARMER AND DRY.  FOR
NOW KEPT IN CHANCE OF PRECIPITATION EARLY NEXT WEEK WITH ONLY
SLIGHTLY BELOW NORMAL TEMPERATURES NOT COMPLETELY BUYING COLD
EUROPEAN SOLUTIONS.
GK

&&

.AVIATION...STRONG WINDS IN 20 TO 30 KNOT RANGE CONTINUE IN SNAKE
PLAIN SITES AND SHOULD CONTINUE VERY STRONG THROUGH THURSDAY
ALTHOUGH MAY TAPER OFF A BIT TONIGHT.  INSTABILITY WILL CAUSE
WIDESPREAD SHOWERS THIS AFTERNOON THROUGH EARLY EVENING AND HAVE
VICINITY OR TEMPO GROUPS AT TAF SITES WITH RAIN AND SNOW SHOWERS.
CEILINGS WILL DROP TO MVFR OR IFR UNDER THE SHOWERS.  SHOWERS
SHOULD DISSIPATE LATER TONIGHT.
GK

&&

.PIH WATCHES/WARNINGS/ADVISORIES...
WIND ADVISORY UNTIL 6 PM MDT THIS EVENING IDZ017-020-021.

WIND ADVISORY UNTIL 6 PM MDT THIS EVENING BELOW 6000 FEET FOR
THE IDZ022.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE POCATELLO ID
445 AM MDT WED APR 28 2010

IDZ017>025-031-032-291045-
EASTERN MAGIC VALLEY-SAWTOOTH MOUNTAINS-UPPER SNAKE HIGHLANDS-
UPPER SNAKE RIVER PLAIN-LOWER SNAKE RIVER PLAIN-
SOUTH CENTRAL HIGHLANDS-CARIBOU HIGHLANDS-
CACHE VALLEY/IDAHO PORTION-WASATCH MOUNTAINS/IDAHO PORTION-
BIG AND LITTLE WOOD RIVER REGION-LOST RIVER/PAHSIMEROI-
445 AM MDT WED APR 28 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO.

.DAY ONE...TODAY AND TONIGHT

A STORM SYSTEM WILL KEEP COOL...WET AND WINDY WEATHER FOR EASTERN
IDAHO THROUGH TONIGHT. RAIN AND SNOW SHOWERS...WITH ISOLATED
THUNDERSTORMS ARE IN THE FORECAST. GRAUPEL IS ALSO POSSIBLE WITH
HEAVIER SHOWERS AND STORMS AS WELL. DECENT SNOW ACCUMULATIONS ARE
FORECAST ABOVE 7000 FEET WITH THE HIGHEST AMOUNTS AT 8000 FEET AND
HIGHER. SNOW TOTALS THROUGH THIS AFTERNOON ARE AS FOLLOWS:

* ALL MOUNTAIN RANGES EXCEPT THE CENTRAL MOUNTAINS: 2 TO 6 INCHES
  ABOVE 7000 FEET
* THE CENTRAL MOUNTAINS: 5 TO 12 INCHES ABOVE 7000 FEET
* LOWER ELEVATIONS: OCCASIONAL ACCUMULATIONS ON GRASSY SURFACES
  LESS THAN 1 INCH

ANOTHER TRACE TO 2 INCHES IS ANTICIPATED FOR TONIGHT.

STRONG WINDS ARE EXPECTED THROUGH THIS AFTERNOON ACROSS EASTERN
IDAHO. THE HIGHEST WINDS SPEEDS WILL BE ACROSS THE SOUTHEAST HALF
OF THE FORECAST AREA...SPECIFICALLY PORTIONS OF THE SNAKE PLAIN
AND SOUTHERN/SOUTHEASTERN MOUNTAINS. SUSTAINED WINDS OF 25 TO 35
MPH AND HIGHER GUSTS ARE FORECAST IN THESE LOCATIONS. VARIOUS
ADVISORIES ARE IN EFFECT DUE TO THE WIND FORECASTS AND/OR MOUNTAIN
SNOWFALL. PLEASE VISIT WEATHER.GOV/POCATELLO FOR MORE INFORMATION.

RAIN AND SNOW SHOWERS WILL CONTINUE OVERNIGHT. THE STRONG WINDS
WILL DIE DOWN ESPECIALLY AFTER SUNSET WITH LOCALLY BREEZY
CONDITIONS LINGERING.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ANOTHER ROUND OF RAIN AND SNOW SHOWERS IS LIKELY THURSDAY...ALONG
WITH STRONG WINDS DURING THE DAY AND INTO THE EARLY EVENING. THE
STRONGEST WINDS WILL BE ACROSS PORTIONS OF THE SNAKE PLAIN AND
SOUTHERN/SOUTHEASTERN MOUNTAINS. WIND ADVISORIES WILL LIKELY BE
ISSUED FOR SOME OF THESE AREAS...SO PLEASE CHECK THE LATEST
FORECASTS AND WEATHER HEADLINES THROUGH THE NEXT 24 HOURS.

COOL AND SHOWERY WEATHER WILL CONTINUE THROUGH THE WEEKEND. THE
BEST CHANCE OF SHOWERS WILL BE IN THE MOUNTAINS.

.SPOTTER INFORMATION STATEMENT...

WE ASK TRAINED SPOTTERS AND CITIZENS TO REPORT SIGNIFICANT
WEATHER CONDITIONS WHEN IT IS SAFE TO DO SO. THESE CONDITIONS MAY
INCLUDE HAIL...TORNADOES...STRONG WIND...DUST STORMS...SNOWFALL...
EXTREME COLD TEMPERATURES...FREEZING RAIN OR HEAVY RAIN...DENSE
FOG...AND FLOODING OR ICE JAMS. INFORMATION ABOUT THESE HAZARDOUS
CONDITIONS SHOULD BE CALLED INTO YOUR NATIONAL WEATHER SERVICE
OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER HOTLINE...OR
208-233-0834.