092
FXUS66 KSTO 052210
AFDSTO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SACRAMENTO CA
302 PM PDT MON MAY 5 2025
FOR ADDITIONAL DETAILS ON WEATHER AND EXPECTED IMPACTS OVER THE
NEXT 7 DAYS, PLEASE VISIT WEATHER.GOV/STO/BRIEFING.
DISCUSSION
SYNOPSIS
BREEZY TO GUSTY NORTH TO EAST WINDS ARE EXPECTED THROUGH EARLY
TUESDAY MORNING. DRY AND WARM WEATHER CONTINUES THIS WEEK WITH
ABOVE NORMAL TEMPERATURES. POTENTIAL FOR MODERATE HEATRISK LATE
WEEK ACROSS PORTIONS OF THE NORTHERN AND CENTRAL SACRAMENTO
VALLEY. A PATTERN CHANGE TO COOLER AND UNSETTLED WEATHER IS
EXPECTED EARLY NEXT WEEK.
KEY MESSAGES
* TODAY:
-GUSTY NORTH TO EAST WINDS ARE EXPECTED THROUGH THIS EVENING,
STRONGEST ALONG AND WEST OF INTERSTATE 5. A WIND ADVISORY
REMAINS IN EFFECT FOR THE SACRAMENTO VALLEY AND DELTA UNTIL 8
PM TONIGHT. 65-95% PROBABILITY OF GUSTS OVER 40 MPH IN THE
SACRAMENTO VALLEY AND DELTA AREAS.
* TUESDAY - LATE WEEK: AVDAFDSTO
-BREEZY NORTH TO EAST WINDS WILL LINGER INTO EARLY TUESDAY MORNING.
OTHERWISE, PERIODICALLY BREEZY ONSHORE WINDS.
-DRY AND WARM WEATHER WITH ABOVE NORMAL TEMPERATURES UNDER UPPER LEVEL
RIDGING.
-MODERATE HEATRISK POSSIBLE ACROSS THE NORTHERN AND CENTRAL
SACRAMENTO VALLEY FRIDAY-SATURDAY. PROBABILITY OF HIGH
TEMPERATURES 90 DEGREES F OR HIGHER: 50-90% ACROSS THE CENTRAL
VALLEY FRIDAY-SATURDAY.
CHANGES FROM PREVIOUS FORECAST
-POTENTIAL (15-20%) FOR ISOLATED THUNDERSTORMS IN THE SIERRA SOUTH
OF HIGHWAY 50 FRIDAY AFTERNOON/EVENING.
-PATTERN CHANGE TO COOLER WEATHER EARLY NEXT WEEK, WITH SLIGHT
CHANCES OF MOUNTAIN PRECIPITATION.
AVIATION
VFR CONDITIONS OVER INTERIOR NORCAL NEXT 24 HOURS. GUSTY NORTH
SURFACE WINDS OF 30-45 KNOTS IN THE VALLEY AND DELTA THROUGH 03Z
THIS EVENING, STRONGEST IN THE WESTERN SACRAMENTO VALLEY AND
NORTHERN SACRAMENTO VALLEY. NORTHEAST TO EAST GUSTS TO 35-45 KNOTS
OVER THE MOUNTAINS THROUGH 12Z.
STO WATCHES/WARNINGS/ADVISORIES
WIND ADVISORY UNTIL 8 PM PDT THIS EVENING FOR CARQUINEZ STRAIT
AND DELTA-CENTRAL SACRAMENTO VALLEY-NORTHERN SACRAMENTO VALLEY-
SOUTHERN SACRAMENTO VALLEY.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page