155
FXUS66 KHNX 271054
AFDHNX
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HANFORD CA
354 AM PDT MON APR 27 2026
UPDATE
UPDATED AVIATION SECTION.
KEY MESSAGES
1. WIND ADVISORY CONTINUES FOR THE MOJAVE DESERT AND SLOPES THROUGH
5 AM MONDAY.
2. SLIGHT CHANCES FOR PRECIPITATION CONTINUE EACH DAY OVER THE
HIGHER ELEVATIONS OF THE REGION.
3. WARMING TREND TO END THIS WEEK.
DISCUSSION
THE TROUGH THAT BROUGHT SOME ADDITIONAL RAIN THIS WEEKEND IS SLOWLY
SLIDING OUT EARLY THIS MORNING AS A FEW MORE SHORTWAVE TROUGHS SLIDE
IN THROUGH THE WEEK. THESE SHORTWAVES KEEP SLIGHT CHANCE OF RAIN
EVERY DAY OVER THE HIGHER ELEVATIONS WITH A 5 TO 15 PERCENT CHANCE
OF THUNDERSTORMS. THE VALLEY HAS NO PRECIPITATION FORECAST FOR THE
WEEK AS THERE IS LESS THAN A 10 PERCENT CHANCE OF ANY ACCUMULATION.
A RIDGE OF HIGH PRESSURE SLIDES IN THURSDAY THROUGH SATURDAY AND
STRENGTHENS A LITTLE WHICH WILL HELP WARM TEMPERATURES. FRIDAY AND
SATURDAY HAVE A 25 TO 55 PERCENT CHANCE OF HIGHS OF AT LEAST 90
DEGREES IN THE VALLEY. HOWEVER, ANOTHER TROUGH SLIDES IN SUNDAY INTO
NEXT MONDAY BRINGING COOLER TEMPERATURES AND THE NEXT BEST CHANCE OF
RAIN. THE CPC HAS A 33 TO 40 PERCENT CHANCE OF ABOVE AVERAGE
TEMPERATURES AND A 40 TO 50 PERCENT CHANCE OF ABOVE AVERAGE
PRECIPITATION IN BOTH THE 6-10 AND 8-14 DAY OUTLOOKS.
AVIATION
IFR TO MVFR CONDITIONS OVER THE SIERRA NEVADA FROM 18Z MONDAY
THROUGH 00Z TUESDAY IN SHOWERS AND POSSIBLE THUNDERSTORMS THIS
AFTERNOON. OTHERWISE, VFR CONDITIONS WILL PREVAIL FOR THE NEXT
24 HOURS. WINDS OF 15 TO 25 MPH IN THE MOJAVE SLOPES AND DESERT
THROUGH 12Z MONDAY WITH GUSTS UP TO 55 MPH.
AIR QUALITY ISSUES
NONE.
CERTAINTY
THE LEVEL OF CERTAINTY FOR DAYS 1 AND 2 IS HIGH.
THE LEVEL OF CERTAINTY FOR DAYS 3 THROUGH 7 IS MEDIUM.
CERTAINTY LEVELS INCLUDE LOW...MEDIUM...AND HIGH. PLEASE VISIT
WWW.WEATHER.GOV/HNX/CERTAINTY.HTML FOR ADDITIONAL INFORMATION
AND/OR TO PROVIDE FEEDBACK.
HNX WATCHES/WARNINGS/ADVISORIES
WIND ADVISORY UNTIL 5 AM PDT EARLY THIS MORNING FOR CAZ337>339.
PUBLIC...JPK
AVIATION....EW
WEATHER.GOV/HANFORD
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page