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000
FXUS65 KPIH 241927
AFDPIH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
127 PM MDT FRI MAY 24 2013

.SHORT TERM...TONIGHT THROUGH MONDAY. THE UPPER LOW OVER THE
CENTRAL COLUMBIA BASIN THIS AFTN WILL LIFT NORTH INTO CANADA
TONIGHT. THIS WILL KEEP THE PRECIP NORTH OF THE FCST AREA UNTIL
SAT AFTN WHEN A MINOR UPPER WAVE MOVES THRU ID. THESE SHOWERS AND
ISOLD TSTMS WILL BE LIMITED TO THE FAR NORTH. A DEEPER UPPER TROF
IS EXPECTED TO DROP INTO THE PAC NW ON SUNDAY...SPREADING SHOWERS
AND ISOLD TSTMS ACROSS THE ENTIRE FCST AREA SUN AFTN THRU MONDAY
...WITH THE BEST CHANCES IN THE MTNS. WITH THE DEEP UPPER LOW
FINALLY MOVING OUT OF THE AREA...MUCH OF THE COOL AIR ASSOCIATED
WITH IT WILL MOVE OUT ALSO. TEMPS WILL WARM BACK TO MORE NORMAL
READINGS THRU THE WEEKEND. HEDGES

.LONG TERM...MONDAY NIGHT THROUGH FRIDAY.
AN UPPER TROF WILL DOMINATE THIS PERIOD.  EUROPEAN CLOSES OFF THE
FIRST WAVE WHERE THE GFS KEEPS IT OPEN AND IT ALSO BRINGS IN A
SECOND CLOSED LOW THURSDAY NEAR IDAHO WHICH THE GFS DOES NOT.  HAVE
SHOWERS AND THUNDERSTORMS IN GRIDS TUESDAY THROUGH THURSDAY.   GFS
DOES DRY IT OUT FRIDAY AND ONLY HAVE CHANCE IN MOUNTAINS.
TEMPERATURES SHOULD BE SLIGHTLY BELOW SEASONAL NORMALS WITH
EXTENSIVE CLOUD COVER EXPECTED THROUGH THE PERIOD.
GK

&&

.AVIATION...UP VALLEY WINDS OF 10 TO 20 KNOTS AT IDA THIS AFTERNOON
WITH PIH VARYING FROM SOUTHEAST TO NORTHWEST SO FAR.  THE 10 TO 15
KNOTS AT BYI...PIH AND IDA SHOULD DIE DOWN AT SUNSET.  WIDESPREAD
VFR CONDITIONS WILL PERSIST THROUGH SATURDAY.   EXPECT WINDS IN THE
10 TO 15 KNOT RANGE AGAIN SATURDAY AFTERNOON.

&&

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

$$