Expires:202605191115;;801503 FPUS56 KLOX 190315 ZFPLOX Zone Forecast Product for Southwest California National Weather Service Los Angeles/Oxnard CA 815 PM PDT Mon May 18 2026 This is an automatically generated product that provides average values for large geographic areas. For a more site specific forecast...please visit weather.gov/losangeles and (1) Enter a location into the entry box on the top left -- or -- (2) Click a location on the map. CAZ344-191115- San Luis Obispo County Interior Valleys- Including Carrizo Plain, Creston, and Shandon 815 PM PDT Mon May 18 2026 .TONIGHT...Clear. Lows in the mid 40s. .TUESDAY...Sunny. Highs in the mid 80s. .TUESDAY NIGHT...Clear. Lows in the upper 40s. .WEDNESDAY...Sunny, hot with highs in the upper to mid 80s. .WEDNESDAY NIGHT...Partly cloudy in the evening, becoming mostly clear. Lows in the lower 50s. .THURSDAY...Sunny, hot with highs in the upper 80s. .THURSDAY NIGHT...Clear. Lows around 50. .FRIDAY...Sunny, hot with highs in the mid 80s. .FRIDAY NIGHT...Clear. Lows in the upper 40s. .SATURDAY...Sunny. Highs in the lower 80s. .SATURDAY NIGHT...Mostly clear. Lows in the upper to mid 40s. .SUNDAY...Sunny. Highs around 80. .SUNDAY NIGHT...Mostly clear. Lows in the upper 40s. .MEMORIAL DAY...Sunny. Highs in the lower 80s. $$