884
FXUS66 KSTO 190850
AFDSTO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SACRAMENTO CA
150 AM PDT SAT APR 19 2025
DISCUSSION
SYNOPSIS
A PROGRESSIVE UPPER LEVEL PATTERN PERSISTS THROUGH THIS WEEKEND
AND INTO NEXT WEEK, ALBEIT WITH LIMITED ADVECTION OF APPRECIABLE
MOISTURE UNTIL LATER IN THE WEEK AHEAD. AS A RESULT, DRY AND MILD
WEATHER PREVAILS THROUGH MIDWEEK BEFORE A TRANSITION TOWARD NEAR
TO BELOW NORMAL TEMPERATURES AND MORE UNSETTLED WEATHER MOVING
TOWARD NEXT WEEKEND.
KEY MESSAGES
* TODAY-WEDNESDAY: PERIODICALLY BREEZY WINDS ALONGSIDE ABOVE
NORMAL TEMPERATURES AND AREAS OF MINOR HEATRISK.
-PROBABILITY OF HIGH TEMPERATURES 80 DEGREES F OR HIGHER: 50-85%
(TODAY-SUNDAY & WEDNESDAY) AND 70-100% (MONDAY-TUESDAY).
-DIURNALLY DRIVEN WINDS RESUME WITH INCREASING DELTA BREEZE FLOW
IN THE AFTERNOONS AND EVENINGS THIS WEEKEND AND INTO NEXT WEEK,
ALTHOUGH A BRIEF PERIOD OF NORTHERLY WINDS EXPECTED LATE SUNDAY-
MONDAY.
* LATE WEEK-NEXT WEEKEND: COOLING TREND WITH PERIODICALLY BREEZY
ONSHORE WINDS. ISOLATED TO SCATTERED SHOWERS POSSIBLE FRIDAY
INTO NEXT WEEKEND, PRIMARILY NORTH OF INTERSTATE 80 AND ALONG
HIGHER TERRAIN.
CHANGES FROM PREVIOUS FORECAST
* NO SIGNIFICANT UPDATES
AVIATION
VFR CONDITIONS ACROSS INTERIOR NORCAL OVER THE NEXT 24 HOURS.
EASTERLY WINDS OVER THE SIERRA GUSTING 15 TO 30 KTS UNTIL AROUND
14Z SATURDAY. OTHERWISE, SURFACE WINDS 12 KNOTS OR LESS.
STO WATCHES/WARNINGS/ADVISORIES
NONE.
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