254
FXUS65 KVEF 231746
AFDVEF
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
1046 AM PDT SAT MAY 23 2026
KEY MESSAGES
* DRY CONDITIONS AND WARMER THAN NORMAL TEMPERATURES WILL CONTINUE
THROUGH MEMORIAL DAY WEEKEND.
* BREEZY WINDS AND COOLER TEMPERATURES WILL RETURN TO THE REGION
BEGINNING TUESDAY.
DISCUSSION
TODAY THROUGH FRIDAY.
WARMER THAN NORMAL TEMPERATURES WILL CONTINUE THROUGH MEMORIAL DAY
WEEKEND, WITH AFTERNOON TEMPERATURES TOPPING OUR AROUND 2 TO 5
DEGREES ABOVE NORMAL FOR LATE MAY. OUTSIDE OF A SLIGHT CHANCE
(LESS THAN 20%) OF ISOLATED SHOWERS IN THE HIGHER TERRAIN OF THE
SOUTHERN GREAT BASIN THIS AFTERNOON, DRY AND MILD CONDITIONS ARE
EXPECTED ACROSS SOUTHERN NEVADA, SOUTHEASTERN CALIFORNIA, AND
NORTHWESTERN ARIZONA THROUGH THE HOLIDAY WEEKEND. BREEZY
SOUTHERLY WINDS WILL PICK UP EACH AFTERNOON IN THE COLORADO RIVER
VALLEY, RESULTING IN CHOPPY WAVES ON LAKE MOHAVE.
A LOW PRESSURE SYSTEM WILL BEGIN TO DROP INTO THE REGION FROM THE
PACIFIC NORTHWEST ON TUESDAY, RESULTING IN AN UPTICK IN SOUTHERLY-TO-
SOUTHWESTERLY WINDS ON TUESDAY AND WEDNESDAY. THIS LOW PRESSURE
SYSTEM WILL REMAIN OVER THE GREAT BASIN AREA FOR A FEW DAYS BEFORE
EVENTUALLY CLEARING OUT LATE NEXT WEEK. IN ADDITION TO AN UPTICK
IN WINDS, THIS SYSTEM WILL ALSO BRING COOLER TEMPERATURES TO THE
REGION WITH BELOW NORMAL TEMPERATURES EXPECTED DURING THE SECOND
HALF OF THE WEEK AS THE LOW HANGS AROUND. PRECIPITATION CHANCES
WITH THIS SYSTEM LOOK TO REMAIN LIMITED TO THE HIGHER TERRAIN OF
INYO COUNTY AND THE MOUNTAINS OF THE SOUTHERN GREAT BASIN WHERE
THERE IS A 15 TO 30% CHANCE OF PRECIPITATION ON WEDNESDAY AND
THURSDAY.
AVIATION...FOR HARRY REID
FOR THE 18Z FORECAST
PACKAGE...BREEZY SOUTHERLY (170 TO 210 DEGREES) WINDS INCLUDING
GUSTS TO AROUND 20 KNOTS ARE EXPECTED FROM LATE THIS MORNING
THROUGH SUNSET. WINDS WILL DIMINISH AND BECOME VARIABLE OVERNIGHT,
FOLLOWED BY LIGHT EASTERLY WINDS LATE TOMORROW MORNING. GUSTY
SOUTHERLY WINDS RETURN BY TOMORROW AFTERNOON. VFR CONDITIONS WILL
PREVAIL, WITH ONLY A FEW MID- AND HIGH-LEVEL CLOUDS TODAY AND
TOMORROW IN THE AFTERNOON.
FOR THE REST OF SOUTHERN NEVADA, NORTHWEST ARIZONA AND SOUTHEAST
CALIFORNIA...FOR THE 18Z FORECAST PACKAGE...BREEZY SOUTHERLY WINDS
PERSIST ACROSS MUCH OF THE AREA TODAY, WITH AFTERNOON GUSTS OF
AROUND 20 KNOTS IN MOST LOCATIONS. AT KDAG, WINDS BECOME GUSTY OUT
OF THE WEST THIS EVENING. ISOLATED TO SCATTERED SHOWERS AND
THUNDERSTORMS DEVELOP THIS AFTERNOON IN THE SOUTHERN GREAT BASIN AND
EASTERN SIERRA INCLUDING KBIH, THE STRONGEST OF WHICH MAY PRODUCE
GUSTY AND ERRATIC OUTFLOW WINDS. HOWEVER, PRECIPITATION TOTALS
SHOULD BE LIGHT.
SPOTTER INFORMATION STATEMENT
SPOTTERS ARE ENCOURAGED TO REPORT
ANY SIGNIFICANT WEATHER OR IMPACTS ACCORDING TO STANDARD OPERATING
PROCEDURES.
DISCUSSION...STESSMAN
AVIATION...MELTZER
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