317 
FXUS65 KBOI 042030 COR
AFDBOI

SOUTHWEST IDAHO/SOUTHEAST OREGON AREA FORECAST DISCUSSION...CORRECTED
WEATHER SERVICE BOISE IDAHO
222 PM MDT MON OCT 4 1999

...CORRECTED 2ND LINE TO 40/130...
H5 RIDGE DIRECTLY OVERHEAD TODAY WILL MOVE EAST OF CWA TONIGHT.
SMALL H5 LOW NEAR 40/130 WILL MINOR OUT TO THE NE AS IT MOVES OVER
WA/NRN ID TUE CARRIED BY SWLY FLOW AHEAD OF LARGER PACIFIC TROUGH
NEAR 145W.  THE LARGER 145W TROUGH WILL REACH COAST TUE NIGHT THEN
WEAKEN INLAND WED.  STILL...IT WILL PROVIDE OUR ONE CHANCE FOR RAIN
THIS WEEK...HIGHEST POPS (30-40%) WILL IN NRN OREGON ZONES WED
MORNING WHEN TROUGH STILL HAS SOME ENERGY AND MOISTURE.  ONLY 20%
POPS IN IDAHO ZONES (30% IN NRN MOUNTAINS) WED.  BREEZY AND ABOUT 8
DEGS COOLER TUE AS WEAK COLD FRONT MOVES THROUGH. NGMS DPROG/DT
SHOWS FRONT ARRIVING A LITTLE LATER EACH OF THE LAST 3 RUNS AND SOME
FURTHER COOLING WILL BE FORECAST WED.

EXTENDED...
WARM DRY H5 RIDGE WILL REBUILD THU BEHIND WED/S TROUGH.  MRF BUILDS
RIDGE THE MOST...ECM AND UKMET SLOWER AND FLATTER.  PER CONSENSUS
AMONG NRN INTERMOUNTAIN OFFICES WILL FORECAST SLIGHT CHANCE SHOWERS
NRN MOUNTAIN ZONES THU...THEN DRY AND SLOWLY WARMING FRI AND SAT.
L COLIN

...TEMPERATURES AND POPS SHOWN BELOW ARE UNOFFICIAL AND FOR
COORDINATION PURPOSES ONLY...

BKE  34/67 34/62 0023
TWF  39/73 40/68 00-2

.BOI...NONE.