Area Forecast Discussion
Issued by NWS Pocatello, ID

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FXUS65 KPIH 172031
AFDPIH

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE POCATELLO ID
231 PM MDT THU JUL 17 2014

.SHORT TERM...TODAY THROUGH SATURDAY. A WEAK TROUGH WILL MOVE
THROUGH OUR NORTHERN AREAS BRINGING ISOLATED THUNDERSTORMS TO THE
CENTRAL MOUNTAINS...LOST RIVER REGION...UPPER SNAKE HIGHLANDS AND
THE UPPER SNAKE RIVER PLAIN THIS AFTERNOON. THOUGH NOT MUCH
PRECIPITATION IS EXPECTED WITH THESE THUNDERSTORMS...GUSTY AND
ERRATIC WINDS OF AROUND 50 MPH ARE EXPECTED. EXPECT WINDS TO
BECOMING BREEZY TO MODERATE FRIDAY AND SATURDAY AHEAD OF THE NEXT
SYSTEM COMING THROUGH ON SUNDAY. MONSOON MOISTURE WILL CREEP INTO
OUR SOUTHERN AREAS ALLOWING FOR ISOLATED AFTERNOON THUNDERSTORMS
ALONG THE UTAH BORDER ON FRIDAY AND TO AN LESSER EXTENT ON
SATURDAY. AGAIN...GUSTY AND ERRATIC WINDS OF AROUND 50 MPH ARE
EXPECTED IN AND AROUND THUNDERSTORMS. OTHERWISE...OTHER THAN OUR
SOUTHERN AREAS...EXPECT OVERALL DRY CONDITIONS FRIDAY AND
SATURDAY. TW

.LONG TERM...SUNDAY THROUGH THURSDAY. SUNDAY...MONSOON MOISTURE
MAKES ITS WAY INTO THE AREA JUST AHEAD OF NEXT SYSTEM MOVING
THROUGH NORTHERN IDAHO. EXPECT SCATTERED SHOWERS AND THUNDERSTORMS
SUNDAY AFTERNOON INTO MONDAY PARTICULARLY IN THE MOUNTAINS. LOOK
FOR BREEZY TO MODERATE WINDS SUNDAY AFTERNOON OF 20 TO 30 MPH.
GUSTY OUTFLOW WINDS AROUND 50 MPH IN AND AROUND THUNDERSTORMS ARE
LIKELY AS WELL. MODELS ARE SHOWING ISOLATED SHOWERS AND
THUNDERSTORMS TUESDAY AFTERNOON OVER THE CENTRAL MOUNTAINS BECAUSE
OF INSTABILITY AND LINGERING MONSOON MOISTURE. MODELS THEN SHOW A
MOSTLY DRY PACIFIC SYSTEM MOVING OVER NORTHERN IDAHO BRINGING
BREEZY TO MODERATE WINDS ACROSS THE AREA ON WEDNESDAY.  TW

&&

.AVIATION...A WEAK WAVE MOVING THROUGH IDAHO WILL CAUSE SOME
ISOLATED THUNDERSTORMS.   HAVE IN VICINITY AT IDA AND SUN THIS
AFTERNOON THROUGH EARLY EVENING.  EXPECT GUSTY WINDS ON FRIDAY WITH
15 TO 25 KNOT SUSTAINED WINDS EXPECTED AT PIH AND IDA IN THE
AFTERNOON.  SHOULD HAVE LESS THUNDERSTORM COVERAGE FRIDAY.
GK

&&

.FIRE WEATHER...EXPECT ISOLATED TO WIDELY SCATTERED THUNDERSTORMS
ACROSS ZONES 411...475...476 AND 410 THIS AFTERNOON.  WIND GUSTS UP
TO 50 MPH ARE POSSIBLE NEAR THUNDERSTORM OUTFLOW.  A FIRE WEATHER
WATCH HAS BEEN ISSUED FOR FRIDAY AFTERNOON FOR ZONE 410 FOR WIND
GUSTS OVER 30 MPH AND RELATIVE HUMIDITY BELOW 15 PERCENT.   EXPECT
NOTHING MORE THAN ISOLATED THUNDERSTORMS FRIDAY AND SATURDAY AND
MORE WIDESPREAD ACTIVITY TO RETURN SUNDAY TO THE REGION.
GK

&&

.PIH WATCHES/WARNINGS/ADVISORIES...
FIRE WEATHER WATCH FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING
IDZ410.

&&

$$







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