127
FXUS66 KOTX 071755
AFDOTX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPOKANE WA
1055 AM PDT TUE JUL 7 2020
SYNOPSIS
TODAY WILL BE BREEZY AND COOLER FOLLOWING THE PASSAGE OF A COLD
FRONT. AFTERNOON THUNDERSTORMS WILL BE POSSIBLE FOR NORTHEAST
WASHINGTON AND NORTH IDAHO. SATURDAY LOOKS TO BE THE WARMEST DAY
OF THE WEEK. OTHERWISE, TEMPERATURES ARE EXPECTED TO REMAIN AT OR
BELOW AVERAGE THROUGH THE WEEKEND INTO EARLY NEXT WEEK WITH
PERIODS OF MAINLY MOUNTAIN SHOWERS.
DISCUSSION
MORNING UPDATE: INLAND NW IS IN A POST FRONTAL WESTERLY FLOW
REGIME TODAY. MADE SOME UPDATES MAINLY TO SKY COVER BASED ON
CURRENT TRENDS. A MOIST BOUNDARY LAYER OVER THE EASTERN THIRD OF
WA/N IDAHO AND UP INTO THE NORTHERN MOUNTAINS COMBINED WITH
DAYTIME HEATING WILL LEAD TO AN ABUNDANCE OF CUMULUS ACROSS THE
REGION. THE ATMOSPHERE WILL DESTABILIZE OVER THE NORTHERN
MOUNTAINS WHERE HIGH RES MODELS CONTINUE TO SHOW CONVECTION FIRING
BY EARLY AFTERNOON. THE GREATEST INSTABILITY WILL BE FOUND NORTH
OF A LINE FROM REPUBLIC TO COLVILLE TO BONNERS FERRY WHERE
SCATTERED COVERAGE OF STORMS ARE POSSIBLE. MODELS INDICATE
UNCAPPED CAPE OF 500-1000 J/KG FOR THIS AREA. ISOLATED
THUNDERSTORMS MAY DEVELOP AS FAR SOUTH AS KELLER TO DEER PARK TO
ATHOL. JW
AVIATION
18Z TAFS: AFTERNOON THUNDERSTORMS ARE EXPECTED FOR NE WASHINGTON
AND N IDAHO BUT SHOULD REMAIN NORTH OF THE KGEG/KSFF/KCOE TAF
SITES. STILL SOME LINGERING MVFR CONDITIONS IN THE ID PANHANDLE
BUT RISING CIGS ARE EXPECTED THROUGH THE DAY WITH VFR CONDITIONS
EXPECTED AT ALL TAF SITES. WINDS WILL GRADUALLY INCREASE THROUGH
THE PERIOD AND BE BREEZY ACROSS THE BASIN. THE STRONGEST WINDS
WILL OCCUR AT KEAT WITH GUSTS AS HIGH AS 30-35 KNOTS POSSIBLE. JW
PRELIMINARY POINT TEMPS/POPS
SPOKANE 73 48 74 50 80 53 / 10 10 0 0 0 10
COEUR D'ALENE 70 49 71 50 77 53 / 10 10 0 0 0 10
PULLMAN 68 47 71 49 77 53 / 10 0 0 0 0 10
LEWISTON 77 55 78 56 85 61 / 10 10 0 0 0 10
COLVILLE 73 47 77 49 79 50 / 80 50 0 0 10 20
SANDPOINT 69 49 71 50 77 53 / 60 40 10 0 0 20
KELLOGG 66 49 68 51 76 55 / 30 10 10 0 0 20
MOSES LAKE 80 51 82 54 85 55 / 0 0 0 0 0 0
WENATCHEE 76 55 80 58 81 57 / 0 0 0 0 10 0
OMAK 77 52 81 56 80 55 / 40 10 0 0 30 10
OTX WATCHES/WARNINGS/ADVISORIES
ID...NONE.
WA...NONE.
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