Severe Thunderstorm Warning 10, NWS Pocatello, ID

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO IDAHO
245 AM MDT WED MAY 11 2005

.DISCUSSION...TODAY THROUGH FRIDAY NIGHT...LATEST WATER VAPOR
IMAGERY SHOWS THE CLOSED UPPER LEVEL LOW OVER SALT LAKE CITY THIS
MORNING WITH WRAP AROUND/EASTERLY FLOW BRINGING IN WIDESPREAD LIGHT
TO MODERATE RAIN FROM WY INTO EASTERN IDAHO.  ETA 12 MODEL OF CHOICE
WITH THE REST OF THE MODEL SUITE ALL IN GOOD AGREEMENT IN SLOWLY
MOVING THIS LOW NE TODAY AND INTO SW WYOMING BY 00Z THU.  700MB LOW
CIRCULATION SITS OVER THE SNAKE PLAIN THROUGHOUT THE DAY.  CURRENT
MSAS HAS A SFC TROUGH EXTENDING FROM AFTON WY NW TO IDAHO FALLS.
THIS SHOWS UP WELL IN THE WIND FIELD WITH NE WINDS IN IDAHO FALLS
AND SW WINDS IN POKY.  THIS SFC TROUGH/CONVERGENCE AREA WILL WOBBLE
AND VERY SLOWLY SAG SOUTH THROUGH TONIGHT BEFORE IT WASHES OUT ON
THURSDAY.  THIS COMBINED WITH THE MID AND UPPER AIR PATTERN WILL
RESULT IN JUST A VERY WET/COOL DAY.  PRECIP WILL BECOME SCATTERED
LATER TONIGHT WITH ONE LAST ROUND OF SHOWERS COMING IN THURSDAY
AFT/EVE ON THE BACK SIDE OF THE UPPER LOW...WHICH FAVORS THE SNAKE
PLAIN AND EASTERN HIGHLANDS.  ALL PRECIP ENDS THURSDAY NIGHT AS A
500MB RIDGE APPROACHES FROM THE WEST AND THE UPPER LOW DEPARTS.
FRIDAY WILL SEE PLENTY OF SUNSHINE WITH MUCH WARMER TEMPS...JUST
ABOUT SEASONAL FOR THIS TIME OF YEAR WITH HIGHS IN THE MID TO UPPER
60S.  DRY WEATHER CONTINUES INTO FRIDAY NIGHT.  SIMOSKO

IN THE EXTENDED FOR SATURDAY THROUGH WEDNESDAY...ECMWF/GFSLR/UKMET
SHOW TRANSIENT UPPER RIDGE OVER AREA SATURDAY FOR WARM AND DRY
CONDITIONS. NEXT PACIFIC TROUGH EXPECTED TO BREAK INLAND SOMETIME
SUNDAY WITH AN ACTIVE WEST FLOW PERSISTING THROUGH THE REMAINDER OF
THE FORECAST PERIOD (WEDNESDAY) AND A CONTINUATION OF CHANCE POPS
AND SEASONABLE TEMPERATURES. HUSTON

&&

.PIH WATCHES/WARNING/ADVISORIES...NONE.
&&

WEATHER INFORMATION ON-LINE 24-HOURS A DAY
(ALL LOWER-CASE LETTERS)

WWW.WEATHER.GOV/POCATELLO

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE POCATELLO ID
500 AM MDT WED MAY 11 2005

IDZ017>025-031-032-121200-
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-
500 AM MDT WED MAY 11 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO

.DAY ONE...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...
NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

SPOTTER INFORMATION STATEMENT...
WE ASK ALL TRAINED SPOTTERS TO REPORT SIGNIFICANT WEATHER CONDITIONS.
THIS WOULD INCLUDE ALL HAIL...WIND...AND HEAVY RAIN AND SNOW
REPORTS.  THIS INFORMATION SHOULD BE CALLED INTO THE LOCAL NATIONAL
WEATHER SERVICE OFFICE IN POCATELLO USING THE 1-800 SEVERE WEATHER
HOTLINE...OR OTHER STANDARD OPERATING PROCEDURES.

WEATHER INFORMATION ON-LINE 24-HOURS A DAY
(ALL LOWER-CASE LETTERS)

WWW.WEATHER.GOV/POCATELLO