366
FXUS65 KBOI 170243
AFDBOI
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
843 PM MDT TUE JUL 16 2019
DISCUSSION
HIGHS AROUND THE REGION WERE AROUND 5 DEGREES BELOW
NORMAL TODAY. CONVECTION HAS BEEN LIMITED TODAY, BUT SEVERAL
THUNDERSTORMS HAVE MOVED THROUGH EASTERN OWYHEE COUNTY AND INTO
PARTS OF THE WESTERN MAGIC VALLEY. THESE STORMS ARE JUST ABOUT
DONE FOR THE NIGHT, AND WILL MOST LIKELY BE OUT OF THE CWA
COMPLETED BY 9 PM MDT. NO UPDATES PLANNED THIS EVENING.
AVIATION
VFR. ISOLATED SHOWERS NEAR KJER KTWF THIS EVENING,
DIMINISHING AFTER SUNSET. SURFACE WINDS: WEST 5-10KT BECOMING
LIGHT AND VARIABLE AFTER SUNSET. WINDS ALOFT NEAR 10 KFT MSL:
WESTERLY AT 5-15KT INCREASING TO 15-25KT BY 12Z/WED.
PREV DISCUSSION
SHORT TERM...TONIGHT THROUGH THURSDAY...UPPER TROUGH WILL
BRING RELATIVELY COOL WX TO OUR AREA. A WEAK EMBEDDED SHORT
WAVE TROUGH WITH CLOUDS AND ISOLATED SHOWERS/THUNDERSTORMS
WILL PASS THROUGH OWYHEE AND TWIN FALLS COUNTIES THIS EVENING.
ISOLATED SHOWERS AND THUNDERSTORMS ALSO THIS EVENING IN
EASTERN VALLEY COUNTY/ID. BY 06Z ALL SHOWERS AND STORMS WILL
END, WITH NO MORE THROUGH THURSDAY UNDER DRIER WESTERLY FLOW
ALOFT. SKIES WILL BECOME MOSTLY CLEAR LATE TONIGHT THROUGH
THURSDAY, EXCEPT FOR OCCASIONAL CLOUDINESS IN NORTHERN-MOST
MOUNTAINS. WINDS WILL BE WESTERLY 5 TO 15 MPH, BUT 15-25 MPH
IN THE SNAKE BASIN AND SOUTHEAST OREGON IN THE AFTERNOONS AS
WESTERLY WINDS ALOFT MIX DOWN TO THE SURFACE.
LONG TERM...THURSDAY NIGHT THROUGH SUNDAY. A DRY ZONAL FLOW
THROUGH SATURDAY WILL KEEP THE AREA QUIET. TEMPERATURES WILL
BE TRENDING A FEW DEGREES UP EACH DAY. BY SUNDAY, THE FOUR
CORNERS HIGH WILL BEGIN TO REALLY ESTABLISH ITSELF AND PUSH THE
AREA INTO A SOUTHWEST FLOW. BUT OTHERWISE, QUIET CONDITIONS WILL
REMAIN.
SUNDAY NIGHT THROUGH TUESDAY NIGHT...HOT CONDITIONS WITH PARTLY
CLOUDY SKIES ARE EXPECTED THROUGHOUT THE PERIOD AS RIDGING
GRADUALLY BUILDS INTO THE REGION. UPPER WINDS WILL BE
PREDOMINANTLY FROM THE SOUTH AND LIGHT. LOOK FOR INCREASING
CLOUDS AND CONDITIONS TO BEGIN TO DESTABILIZE BY TUESDAY AS
MONSOONAL MOISTURE STARTS TO TRACK INTO SOUTHEASTERN IDAHO. HIGH
AND LOW TEMPERATURES ARE EXPECTED TO MEASURE IN AROUND 3 TO 5
DEGREES ABOVE NORMAL.
BOI WATCHES/WARNINGS/ADVISORIES
ID...NONE.
OR...NONE.
WWW.WEATHER.GOV/BOISE
WWW.FACEBOOK.COM/NWSBOISE
WWW.TWITTER.COM/NWSBOISE
DISCUSSION...SP
AVIATION.....KA
PREV SHORT TERM...LC
PREV LONG TERM....EP/WH
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