High Wind Warning 1, NWS Pocatello, ID

000 
WWUS75 KPIH 290202
NPWPIH

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE POCATELLO ID
802 PM MDT WED MAR 28 2007


IDZ020-290315-
/O.EXP.KPIH.HW.W.0001.000000T0000Z-070329T0200Z/
UPPER SNAKE RIVER PLAIN-
INCLUDING THE CITIES OF...IDAHO FALLS...REXBURG...RIGBY
802 PM MDT WED MAR 28 2007

...HIGH WIND WARNING HAS EXPIRED...

THE HIGH WIND WARNING IS NO LONGER IN EFFECT. 


$$

IDZ017-021-290315-
/O.EXP.KPIH.WI.Y.0003.000000T0000Z-070329T0200Z/
EASTERN MAGIC VALLEY-LOWER SNAKE RIVER PLAIN-
INCLUDING THE CITIES OF...BURLEY...RUPERT...SHOSHONE...CAREY...
POCATELLO...BLACKFOOT...AMERICAN FALLS
802 PM MDT WED MAR 28 2007

...WIND ADVISORY HAS EXPIRED...

THE WIND ADVISORY IS NO LONGER IN EFFECT. 


$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
345 AM MDT WED MAR 28 2007

.SHORT TERM...TODAY THROUGH FRIDAY NIGHT.
SOUTHERLY TRACK OF CLOSED H5 LOW HAS KEPT BRUNT OF HEAVY SNOWFALL TO
SOUTH AND WEST OVERNIGHT AND WITH THIS WILL CANCEL ALL WARNINGS THIS
MORNING.  MODEL DIFFERENCES CONTINUE WITH NAM COMPLETELY DRY FOR THE
MOST PART AND GFS KEEPING PRECIPITATION ACROSS SOUTHEAST ZONES
INCLUDING SNAKE PLAIN.  CURRENT RADAR LOOP AT 330 AM SHOWING LITTLE
PRECIPITATION ANYWHERE WITH MOST SIGNIFICANT SNOWFALL IN EASTERN
PARTS OF ZONE 22.  SOME LIGHT ECHOES DEVELOPING IN SNAKE PLAIN WITH
HINT OF WEAK CONVERGENCE WITH H7 WINDS TURNING NORTHERLY FINALLY.
OVERALL WITH LACK OF ACCUMULATION OVERNIGHT THINK ANY ACCUMULATIONS
TODAY WILL BE FAIRLY LIGHT.  KEPT 2 TO 4 INCHES IN EASTERN HIGHLANDS
BUT WELL UNDER WARNING AMOUNTS I THINK.  FOR NOW KEPT HIGH POPS IN
EASTERN HIGHLANDS AND SNAKE PLAIN THIS MORNING AND WITH EXPECTED
NORTHEASTERLY TRACK OF H5 LOW TODAY KEPT POPS GOING IN EASTERN
HIGHLANDS THROUGH TONIGHT WITH LIGHT SNOW AMOUNTS.  MODELS DIFFER IN
MOVING H5 LOW.  NAM MUCH QUICKER THURSDAY MOVING IT INTO EASTERN
WYOMING BY 00Z FRIDAY WHILE GFS HOLDS IN EASTERN UTAH BY 00Z FRIDAY.
 THUS GFS HOLDS ONTO CLOUDS AND MOISTURE MUCH LONGER THAN NAM
THURSDAY INTO FRIDAY.  FOR NOW KEPT ONLY SLIGHT CHANCE PRECIP IN
EASTERN HIGHLANDS THURSDAY INTO FRIDAY WITH DRY CONDITIONS
ELSEWHERE.  WITH NORTHERLY FLOW ON BACKSIDE OF UPPER LOW WILL BE
QUITE COLD WITH TEMPERATURES WELL BELOW NORMAL THROUGH THURSDAY WITH
A WARMING TREND STARTING FRIDAY WITH TEMPERATURES BACK CLOSE TO
SEASONAL NORMS.  DESPITE VERY TIGHT SURFACE GRADIENT WINDS HAVE
REMAINED LIGHT OVERNIGHT IN SNAKE PLAIN WELL UNDER 10 KNOTS.
NORTHERLY WINDS HAVE INCREASED SIGNIFICANTLY OVER INL SITES NOW MORE
INDICATION OF POSSIBLE CONVERGENCE SETTING UP IN SNAKE PLAIN AND
HOPEFULLY WINDS WILL PICK UP LATER THIS MORNING.  HARD TO FATHOM WHY
THIS STORM PRODUCED SO LITTLE SO FAR IN SE IDAHO.
GK

.LONG TERM...SATURDAY THROUGH WEDNESDAY.  GFS-EURO-ENSEMBLE MODELS
IN REASONABLY GOOD AGREEMENT ON TRANSITION TO FLAT ZONAL FLOW
PATTERN FOR FIRST HALF OF THE EXTENDED PERIOD.  ONLY ONE H5
SHORTWAVE TROF...ARRIVING SUNDAY...IS EXPECTED TO PASS THRU CWA
BRINGING -RA TO VALLEYS AND -SN TO HIGHER TERRAIN.  THIS SYSTEM
MOVES DOWNSTREAM BY MONDAY AND H5 RIDGE BEGINS TO AMPLIFY WITH RIDGE
AXIS OVER CWA ON WEDNESDAY. WITH ZONAL FLOW BRINGING IN MILD PACIFIC
AIRMASS...TEMPS SHOULD STAY CLOSE TO CLIMO VALUES...THOUGH SLIGHTLY
COOLER BEHIND THE TROF ON SUNDAY...AND THEN WARMING TO 6-8 DEG ABOVE
CLIMO BY TUES.  WARANAUSKAS

&&

.AVIATION...STATIONARY LOW PRESSURE AREA OVER WEST CENTRAL UTAH WILL
CONTINUE TO PULL BANDS OF MID LEVEL MOISTURE OVER SOUTHEAST IDAHO
THIS MORNING AND AFTERNOON.  WITH MOST OF THE LOWS DYNAMICS
DIMINISHING...EXPECTED WINTER STORM SITUATION WILL NOT MATERIALIZE
TODAY.  INSTEAD...REGION WILL SEE MVFR TO VFR CIGS AND SOME ISOLATED
-SHSN ALONG ALL LOCAL TWEB ROUTES.  PATCHY IFR CIGS ARE ALSO
POSSIBLE PARTICULARLY IN HIGHER TERRAIN LOCATIONS.  AS UTAH LOW
MOVES EAST...ASSOCIATED PRESSURE GRADIENT WILL CREATE 25-30 KT
NORTHWEST WINDS SNAKE PLAIN SITES THIS AFTERNOON.  SHOULD TREND TO
ALL VFR CONDITIONS BY THIS EVENING WITH SOME MVFR CIGS VCNTY EASTERN
HIGHLANDS UNTIL LATE WED NIGHT.  WARANAUSKAS

&&

.PIH WATCHES/WARNINGS/ADVISORIES...NONE.

&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE POCATELLO ID
500 AM MDT WED MAR 28 2007

IDZ017>025-031-032-291200-
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 MAR 28 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EASTERN IDAHO.

.DAY ONE...TODAY AND TONIGHT

LIGHT SNOW IS POSSIBLE ACROSS THE SOUTHERN AND EASTERN HIGHLANDS
WITH 1 TO 3 INCHES OF SNOW POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

HAZARDOUS WEATHER IS NOT EXPECTED.

.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.