Area Forecast Discussion
Issued by NWS Boise, ID

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FXUS65 KBOI 302043
AFDBOI

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
243 PM MDT SUN AUG 30 2015

.SHORT TERM...AFTER A FEW SHOWERS IN NRN-MOST ZONES THIS EVENING...
NO MORE PCPN THROUGH TUESDAY.  COOL UPPER TROUGH WILL FILL TONIGHT
AND MONDAY THEN 500 MB HEIGHTS WILL HOLD STEADY THROUGH TUESDAY.
SO MONDAY WILL BE A FEW DEGS WARMER THAN TODAY.  ON TUESDAY...EVEN
WITH 500 MB HEIGHTS HOLDING STEADY...WINDS ALOFT WILL BACK FROM
WESTERLY TO SWLY AND WE EXPECT ANOTHER 5-8 DEGS WARMING. AS FOR MIN
TEMPS...TONIGHT WILL BE QUITE COOL BUT ONLY SLIGHTLY COOLER THAN
LAST NIGHT.  MIN TEMPS MONDAY NIGHT SHOULD BE A COUPLE DEGS WARMER
THAN TONIGHT/S MINS.  LIGHT WINDS THROUGH TUESDAY.

.LONG TERM...TUESDAY NIGHT THROUGH SUNDAY. AN UNSEASONABLY DEEP
UPPER LEVEL TROUGH WILL DIG SOUTHWARD ALONG THE BRITISH COLUMBIA
COAST FROM ALASKA TUESDAY NIGHT INTO THE PACIFIC NORTHWEST BY
WEDNESDAY. COOLER AIR WILL USHER INTO SW IDAHO AND SE OREGON
WEDNESDAY AND THURSDAY WITH TEMPERATURES 10-15 DEGREES BELOW NORMAL
THURSDAY INTO SATURDAY. LATEST MODELS NOW FORM A CLOSED LOW OVER
OR/WA/ID BORDER FRI AFTERNOON WHICH WOULD PROMOTE EVEN COOLER
TEMPERATURES AND HIGHER CHANCES OF PRECIPITATION. DRIER AIR MOVES
INTO THE REGION BY MONDAY WITH CONTINUED COOL TEMPERATURES. UPPER
LEVEL RIDGING OVER THE GULF OF ALASKA WILL CONTINUE TO PROMOTE A
DEEP UPPER LEVEL TROUGH OVER THE PACIFIC NORTHWEST THROUGH THE
EXTENDED WITH CONTINUED BELOW NORMAL TEMPERATURES.

&&

.AVIATION...VFR. SCT-BKN MID LEVEL CLOUDS. WILDFIRE SMOKE AND
ISOLATED SHOWERS THIS EVENING NORTH OF KBKE-KMYL. SURFACE
WINDS...GENERALLY W-NW 5-15KT WITH GUSTS TO 20KT THIS AFTERNOON.
WINDS ALOFT AT 10K FT MSL...SW 20-30KT.

&&

.BOI WATCHES/WARNINGS/ADVISORIES...
ID...NONE.
OR...NONE.

&&

$$

WEATHER.GOV/BOISE

SHORT TERM...LC
LONG TERM....KA/JC
AVIATION.....KA



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