596
FXUS65 KREV 251935
AFDREV
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE RENO NV
1235 PM PDT SUN OCT 25 2026
KEY MESSAGES
* GUSTY SOUTHWEST WINDS ARE EXPECTED MONDAY WITH GUSTS OF AROUND
30-40 MPH FOR MOST AREAS. LIGHT RAIN AND MOUNTAIN SNOW CHANCES
FOR NORTHEAST CALIFORNIA.
* MOSTLY DRY AND COOL CONDITIONS WILL PREVAIL THROUGH WEDNESDAY,
WITH TEMPERATURES NEAR TO JUST BELOW SEASON AVERAGES.
* INCREASING CHANCES FOR UNSETTLED WEATHER AND COOLER TEMPERATURES
TO RETURN LATE WEEK INTO THE FIRST WEEK OF NOVEMBER.
DISCUSSION
SUNNY SKIES AND NEAR AVERAGE TEMPERATURES WILL GIVE WAY TO
INCREASING CLOUDS AND GUSTY SIERRA RIDGETOP WINDS LATE THIS
AFTERNOON AND EVENING AS A LOW PRESSURE SYSTEM APPROACHES.
RIDGETOP GUSTS WILL INCREASE TO 50-60 MPH THIS EVENING, THEN NEAR
80 MPH BY EARLY MONDAY MORNING. SURFACE GUSTS WILL GENERALLY
REACH 30-40 MPH FOR THE VALLEYS BY MONDAY AFTERNOON. THESE WINDS
MAY CREATE HAZARDOUS BOATING CONDITIONS AND IMPACT OUTDOOR
RECREATION AND TRAVEL, WITH AVIATION TURBULENCE, WIND SHEAR, AND
CROSSWINDS FOR HIGH PROFILE VEHICLES. LAKE WIND ADVISORIES HAVE
BEEN ISSUED MONDAY FOR AREA LAKES ACROSS WESTERN NEVADA AND THE
EASTERN SIERRA.
MONDAY’S SYSTEM WILL ALSO BRING A 25-35% CHANCE FOR LIGHT SHOWERS,
MAINLY ACROSS EASTERN MODOC AND FAR N.WASHOE COUNTIES NEAR THE
OREGON BORDER. OTHERWISE, DRY CONDITIONS AND SLIGHTLY BELOW
AVERAGE TEMPERATURES WILL PERSIST THROUGH THURSDAY. 10-20% CHANCE
OF SHOWERS ARE EXPECTED ALONG THE SIERRA CREST IN MONO COUNTY
BY THURSDAY EVENING.
ANOTHER UPPER-LEVEL TROUGH IS EXPECTED TO DEVELOP ALONG THE WEST
COAST NEXT WEEKEND. CHANCES FOR LIGHT RAIN AND MOUNTAIN SNOW SHOWERS
WILL INCREASE FROM 15-30% FRIDAY TO 20-40% BY SUNDAY. COOL WEATHER
PERSISTS, WITH HIGHS IN THE 40S TO LOW 50S ACROSS THE SIERRA AND
WESTERN NEVADA AND LOWS IN THE 20S AND 30S. EXTENDED OUTLOOKS FAVOR
WETTER AND COOLER THAN AVERAGE CONDITIONS INTO THE FIRST WEEK OF
NOVEMBER AS A SERIES OF LOW PRESSURE SYSTEMS MOVES THROUGH THE
REGION. FUENTES
AVIATION
VFR CONDITIONS, LIGHT WINDS, AND SEASONABLE TEMPERATURES CONTINUE
THOUGH SUNDAY. THEN, AN INCOMING LOW PRESSURE SYSTEM WILL LIKELY
BRING MOUNTAIN WAVE TURBULENCE AND LLWS SUNDAY NIGHT INTO MONDAY
WITH TERMINAL GUSTS OF 25-35 KT MONDAY AFTERNOON.
REV WATCHES/WARNINGS/ADVISORIES
NV...LAKE WIND ADVISORY FROM 10 AM TO 6 PM PDT MONDAY NVZ003-004.
LAKE WIND ADVISORY FROM 4 AM TO 6 PM PDT MONDAY NVZ002.
CA...LAKE WIND ADVISORY FROM 10 AM TO 6 PM PDT MONDAY CAZ071-073.
LAKE WIND ADVISORY FROM 4 AM TO 6 PM PDT MONDAY CAZ072.
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