AREA FORECAST DISCUSSION

 
 FXUS65 KSLC 081211
 AFDSLC
 
 AREA FORECAST DISCUSSION
 NATIONAL WEATHER SERVICE SALT LAKE CITY UT
 511 AM MST SUN NOV 8 2009
 
 .SYNOPSIS...INCREASING SOUTHWEST FLOW ALOFT BEGINNING MONDAY WILL
 PRODUCE A WARMING TREND THROUGH MIDWEEK. A PACIFIC STORM SYSTEM
 WILL REACH THE GREAT BASIN LATE IN THE COMING WEEK. 
 
 &&
 
 .DISCUSSION...ZONAL FLOW PATTERN CURRENTLY ACROSS THE WRN CONUS
 WILL BUCKLE EARLY IN THE COMING WEEK AS THE TROUGH DEEPENS IN THE
 GULF OF ALASKA. THE RESULTANT DOWNSTREAM RIDGE WILL BUILD ALONG
 THE SPINE OF THE ROCKIES EARLY IN THE WEEK...THEN DRIFT EAST INTO
 PLAINS STATES. INCREASING SW FLOW ALOFT ON THE BACK SIDE OF THE
 RIDGE WILL RESULT IN A WARMING TREND ACROSS UTAH WITH BREEZY
 CONDITIONS DEVELOPING ACROSS THE WRN VALLEYS AND MOUNTAINS MIDWEEK.
 
 MEDIUM RANGE GUIDANCE HAVING A TERRIBLE TIME GETTING A HANDLE ON
 THE GULF OF ALASKA TROUGH AS IT MOVES INTO THE WRN CONUS LATE IN
 THE WEEK. DETAILS ASIDE...THE GENERAL TREND IN THE GUIDANCE HAS
 BEEN TO HOLD OFF BRINGING A RATHER COLD CORE TROUGH INTO UTAH
 UNTIL LATE THURSDAY AT THE SOONEST...THEN DRAGGING THE SYSTEM
 THROUGH FRIDAY/SATURDAY. POOR RUN-TO-RUN CONSISTENCY MAKES TIMING
 AND INTENSITY OF PRECIP DIFFICULT AT BEST. FOR NOW WILL TREND
 TEMPS DOWN LATE IN THE FORECAST WITH POPS A BIT HIGHER THAN
 CLIMATOLOGY FOR MID-NOVEMBER. 
 
 
 &&
 
 .AVIATION...LIGHT SOUTHEASTERLY SURFACE WINDS AT THE SLC TERMINAL 
 ARE EXPECTED TO SWITCH BACK TO THE NORTHWEST BETWEEN 16Z-18Z.
 SCATTERED CLOUDS BETWEEN 8-12 KFT AGL ARE EXPECTED TODAY.
  
 &&
 
 .SLC WATCHES/WARNINGS/ADVISORIES...
 UT...NONE.
 WY...NONE.
 
 &&
 
 $$
 
 PUBLIC...CONGER
 AVIATION...SCHOENING
 
 FOR MORE INFORMATION FROM NOAA/S NATIONAL WEATHER SERVICE VISIT...
 HTTP://WEATHER.GOV/SALTLAKECITY (ALL LOWER CASE)