201 
FXUS65 KVEF 031640
AFDLAS

MOJAVE DESERT/SOUTHERN GREAT BASIN AREA FORECAST DISCUSSION 
NATIONAL WEATHER SERVICE LAS VEGAS NV
940 AM PDT MON JUN 3 2002

SYNOPSIS...A LOW PRESSURE SYSTEM WILL MOVE ACROSS THE SOUTHERN GREAT 
BASIN AND THE MOJAVE DESERT TODAY. THIS WILL PRODUCE ISOLATED 
SHOWERS OR THUNDERSTORMS ACROSS PARTS OF THE REGION FOLLOWED BY A 
DRY NORTHERLY FLOW AS THE LOW MOVES INTO ARIZONA TONIGHT AND 
TUESDAY. A STRONG RIDGE OF HIGH PRESSURE WILL BUILD OVER THE DESERT 
SOUTHWEST MID WEEK PROVIDING DRY WEATHER WITH TEMPERATURES 5 TO 10 
DEGREES ABOVE NORMAL.

DISCUSSION...UPPER TROUGH CENTERED OVER SOUTHERN NEVADA THIS MORNING 
WILL SLOWLY SHIFT EAST INTO WESTERN ARIZONA THIS AFTERNOON. WATER 
VAPOR LOOP SHOWS MOISTURE CONCENTRATED OVER SOUTHEAST NEVADA AND 
NORTHWEST ARIZONA. YESTERDAY THUNDERSTORMS DEVELOPED IN AREA OF 
CONVERGENCE FROM INYO COUNTY NORTHEAST ACROSS LINCOLN COUNTY. TODAY 
MODELS PROG BEST CONVERGENCE FROM SOUTHERN UTAH BACK SOUTHWEST INTO 
NORTHWEST ARIZONA. ALL THE MODELS DEPICT BROAD AREA OF INSTABILITY 
EASTERN HALF OF CWA. GOING FORECAST HAS THIS COVERED. NO UPDATES 
PLANNED. PIERCE   

.LAS...NONE.