Area Forecast Discussion
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
653 FXUS66 KSTO 062126 AFDSTO Area Forecast Discussion National Weather Service Sacramento CA 225 PM PDT Tue May 6 2025 .Discussion... .Synopsis... Dry and warm weather continues this week with well above normal high temperatures with Moderate HeatRisk late week across portions of the Central Valley. A pattern change to cooler and unsettled weather is expected early next week. && .Key Messages... * Today: -Breezy north winds will linger into early this evening in the Central Valley. Breezy onshore winds develop this evening through tonight in the Delta and spreading into the Sacramento metro area. * Wednesday - Late Week: -Periodically breezy onshore winds. -Dry and warm weather with above normal temperatures under upper level ridging. -Areas of Moderate HeatRisk across the Central Valley Friday- Saturday. Probability of high temperatures 90 degrees F or higher: 55-95% across the Central Valley Friday-Saturday. .Changes from previous forecast... -Increasing confidence in pattern change to cooler weather early next week, with chances of mountain precipitation and slight chances into the Central Valley. -Potential (10-20%) for isolated thunderstorms Monday and Tuesday. && .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. Southwest winds develop in the Delta and Sacramento metro area after 00z, gusting up to 15 to 20 knots. && .STO WATCHES/WARNINGS/ADVISORIES... None. && $$