Area Forecast Discussion
Issued by NWS Pocatello, ID

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000
FXUS65 KPIH 151940
AFDPIH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
140 PM MDT TUE JUL 15 2014

.SHORT TERM...TONIGHT THROUGH WEDNESDAY. THE UPPER LOW WHICH
SPAWNED YESTERDAY`S TSTMS IS EXPECTED TO MOVE FROM CENTRAL MT
TODAY TO EASTERN WY ON WED. THIS SYSTEM IS EXPECTED TO PRODUCE
SCATTERED SHOWERS AND A FEW TSTMS IN THE UPPER SNAKE HIGHLANDS
THIS AFTN AND EVE. ISOLD ACTIVITY EXPECTED IN THE CENTRAL MTNS
NEAR THE MT BORDER...AND IN THE EASTERN HIGHLANDS. WITH THE UPPER
LOW OUT OF THE PICTURE...DRY CONDITIIONS AND SLIGHTLY COOLER TEMPS
ARE EXPECTED WED.

.LONG TERM...THURSDAY THROUGH TUESDAY. A MINOR UPPER TROF IS
EXPECTED TO MOVE THRU NE ID ON THU...WITH ISOLD TO WIDELY SCT
SHOWERS AND TSTMS OVER THE MTNS IN THE AFTN AND EVE. THE BEST
CHANCES ALONG THE MT AND WY BORDERS. GFS SHOWING A LITTLE MONSOON
MOISTURE CREEPING ACROSS THE UT BORDER INTO THE SOUTHERN HIGHLANDS
ON FRI...SO WILL CARRY ISOLD SHOWERS/TSTMS FOR THE AFTN/EVE. BOTH
GFS AND ECMWF BRING A LARGER UPPER TROF TO THE W COAST ON
SATURDAY. THIS SETS UP SW FLOW OVER ID...WHICH WILL PULL SOME
MONSOON MOISTURE INTO SE ID. THIS IS EXPECTED TO PRODUCE WIDELY
SCT TSTMS OVER THE SOUTHERN HIGHLANDS ON SATURDAY...SPREADING TO
THE EASTERN HIGHLANDS AND ADJACENT SNAKE RIVER PLAIN SAT NIGHT.
THE POCKET OF MOISTURE MOVES TO THE CENTRAL MTNS AND UPPER SNAKE
HIGHLANDS ON SUNDAY...WITH ISOLD TSTMS SUN AFTN AND EVE. THE REST
OF THE PERIOD LOOKS DRY. TEMPS WILL RUN CLOSE TO NORMAL OR
SLIGHTLY ABOVE. HEDGES

&&

.AVIATION...HAVE 10 TO 20 KNOT SUSTAINED WINDS AT BYI...PIH AND IDA
THIS AFTERNOON.  HAVE VICINITY THUNDERSTORMS AT IDA AS THINK MOST
STORMS IN FAR EASTERN PART OF IDAHO TODAY.  VFR CONDITIONS WILL
CONTINUE THROUGH WEDNESDAY.   WILL HAVE LIGHTER WINDS ON WEDNESDAY AS
WELL WITH NO THUNDERSTORMS EXPECTED AT TAF SITES.
GK

&&

.FIRE WEATHER...EXPECT MOST ISOLATED THUNDERSTORM COVERAGE THIS
AFTERNOON AND EVENING IN ZONES 410...411... AND 413.  WILL HAVE
AREAS OF 15 TO 25 MPH WINDS IN ZONES 422...425...AND 427 THIS
AFTERNOON.  EXPECT WINDS TO DECREASE WEDNESDAY WITH LITTLE TO NO
THUNDERSTORM COVERAGE.  ANOTHER PACIFIC WAVE WILL MOVE THROUGH ON
THURSDAY WITH ISOLATED TO SCATTERED THUNDERSTORMS EXPECTED ONCE
AGAIN.
GK

&&

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

$$







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