462
FXUS65 KVEF 221134
AFDVEF
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LAS VEGAS NV
433 AM PDT FRI MAY 22 2026
KEY MESSAGES
* WARMING TREND CONTINUES THROUGH MEMORIAL DAY WEEKEND BEFORE
GUSTY CONDITIONS RETURN ON TUESDAY.
DISCUSSION
TODAY THROUGH THURSDAY.
VIRGA-TO-LIGHT SHOWER ACTIVITY POSSIBLE TODAY ACROSS THE SOUTHERN
GREAT BASIN INCLUDING NORTHERN INYO, ESMERALDA, SOUTHERN NYE, AND
LINCOLN COUNTIES. NOT EXPECTING MEASURABLE PRECIPITATION, BUT CAN'T
RULE OUT 20-30 MPH WINDS FROM THE DIRECTION OF THE STRONGER CELLS.
OTHERWISE, DRY CONDITIONS PREVAIL TODAY. TEMPERATURES TODAY THROUGH
MEMORIAL DAY WILL RANGE 6 TO 8 DEGREES ABOVE SEASONAL NORMALS.
CORRESPONDINGLY, THERE IS WIDESPREAD MINOR HEATRISK (LEVEL 1 ON A
SCALE OF 0 TO 4) FOR MEMORIAL DAY WEEKEND, WITH POCKETS OF MODERATE
(LEVEL 2) IN THE LOWER DESERT VALLEYS SUCH AS DEATH VALLEY, MOAPA
VALLEY, AND THE COLORADO RIVER VALLEY. AS THE WEEKEND PROGRESSES, A
CLOSED AREA OF LOW PRESSURE WILL PUSH INTO THE PACIFIC NORTHWEST,
WITH THE ASSOCIATED TROUGH AXIS PUSHING THROUGH THE DESERT SOUTHWEST
ON TUESDAY. AS A RESULT, EXPECT WIDESPREAD GUSTY SOUTHWEST WINDS
BETWEEN 30 AND 40 MPH ALONG WITH A DECREASE IN TEMPERATURES. THERE
REMAINS UNCERTAINTY REGARDING THE TIMING AND STRENGTH OF THIS
SYSTEM, AS WELL AS ITS INTERACTION WITH A SHORTWAVE PUSHING INTO
SOUTHERN CALIFORNIA, SO STAY TUNED AS WE MOVE THROUGH THE HOLIDAY
WEEKEND.
AVIATION...FOR HARRY REID...FOR THE 12Z FORECAST PACKAGE
LIGHT
WINDS OF AROUND 8 KNOTS OR LESS WILL CONTINUE INTO THE AFTERNOON,
FOLLOWING TYPICAL DAILY DIRECTIONAL PATTERNS. WINDS WILL INCREASE TO
AROUND 10 KNOTS THIS AFTERNOON, WITH A VERY LOW CHANCE (10 TO 20
PERCENT) OF INTERMITTENT GUSTS TO AROUND 15 KNOTS DURING THE LATE
AFTERNOON AND EARLY EVENING. AFTER SUNSET, WINDS WILL VEER TO THE
SOUTH, WITH SOUTHERLY TO SOUTH-SOUTHWESTERLY WINDS OF 8 TO 10 KNOTS
PERSISTING INTO THE EARLY MORNING HOURS. VFR CONDITIONS WILL
CONTINUE WITH INCREASING MID-LEVEL AND HIGH CLOUDS LATE TONIGHT
ONWARD. BASES SHOULD REMAIN AOA 15KFT AGL.
FOR THE REST OF SOUTHERN NEVADA, NORTHWEST ARIZONA AND SOUTHEAST
CALIFORNIA...FOR THE 12Z FORECAST PACKAGE...WINDS ACROSS MUCH OF THE
REGION WILL GENERALLY FOLLOW TYPICAL DAILY DIRECTIONAL PATTERNS INTO
SATURDAY, WITH SPEEDS MAINLY AROUND 5 TO 10 KNOTS. ONE EXCEPTION
WILL BE ACROSS THE WESTERN MOJAVE DESERT, INCLUDING KDAG, WHERE
WESTERLY WINDS GUSTING TO 25 KNOTS ARE EXPECTED ONCE AGAIN THIS
EVENING. ADDITIONALLY, ALONG THE LOWER COLORADO RIVER VALLEY FROM
KEED TO KIFP, TERRAIN-ENHANCED SOUTHERLY WINDS ARE EXPECTED TO
DEVELOP FROM LATE THIS MORNING THROUGH EARLY EVENING, WITH SUSTAINED
SPEEDS OF 10 TO 15 KNOTS AND GUSTS TO 25 KNOTS. KBIH MAY ALSO SEE A
PERIOD OF WESTERLY WINDS LATE IN THE AFTERNOON, BUT THERE IS
MODERATE UNCERTAINTY REGARDING THIS OCCURRENCE, AND WINDS MAY REMAIN
LIGHTER AND MORE NORTHERLY. AREAWIDE, VFR CONDITIONS WILL PREVAIL
WITH INCREASING CLOUDS WITH BASES AOA 12KFT AGL THIS AFTERNOON AND
EVENING.
SPOTTER INFORMATION STATEMENT
SPOTTERS ARE ENCOURAGED TO REPORT
ANY SIGNIFICANT WEATHER OR IMPACTS ACCORDING TO STANDARD OPERATING
PROCEDURES.
DISCUSSION...SOULAT
AVIATION...PLANZ
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