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Cotati Warnings, Watches and Advisories

SAFETY and DATA MESSAGE

Do not drive vehicles through flooded areas. The water depth or fast flowing water/mud/debris from a flash flood will make road conditions unsafe. Do not rely soley on data presented here or other third-party websites - always check your official national and local weather service agency website, socials, radio and/or TV stations for making critical decisions related to weather events.

Please carefully read each posted Warning and Alert as it relates to the area(s) being affected. We may provide a wider range of issued severe weather warnings for surrounding cities and counties, so some alerts may not directly impact this location. This is done to help with preparing for severe weather that may overlap or be heading towards Cotati.

Use the Radar Maps link provided to understand the trajectory of a storm.

NWS Active Alerts for CA - Map View

State: CA Total alerts: 3 Updated: Mar 11, 2026 6:24pm PDT

Heat Advisory

Area
San Diego County Coastal Areas; San Bernardino and Riverside County Valleys-The Inland Empire; San Diego County Inland Valleys; Orange County Coastal; Orange County Inland
Heat Advisory issued March 11 at 11:42AM PDT until March 13 at 8:00PM PDT by NWS San Diego CA

* WHAT...High temperatures from the low to mid 80s near the coast and low to mid 90s for the valleys and inland Orange County expected. * WHERE...Orange County Coastal Areas, Orange County Inland Areas, San Bernardino and Riverside County Valleys-The Inland Empire, San Diego County Coastal Areas, and San Diego County Valleys. * WHEN...From 10 AM Thursday to 8 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Very warm temperatures are expected to continue into the weekend and beyond. Elevated overnight lows will limit overnight relief from the heat.

Heat Advisory

Area
San Luis Obispo County Beaches; San Luis Obispo County Inland Central Coast; Santa Lucia Mountains; Santa Barbara County Central Coast Beaches; Santa Barbara County Inland Central Coast; Santa Ynez Valley; Santa Barbara County Southwestern Coast; Santa Barbara County Southeastern Coast; Santa Ynez Mountains Western Range; Santa Ynez Mountains Eastern Range
Heat Advisory issued March 11 at 11:11AM PDT until March 13 at 8:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Temperatures of 85 to 95 expected. * WHERE...San Luis Obispo County Beaches, San Luis Obispo County Inland Central Coast, Santa Barbara County Central Coast Beaches, Santa Barbara County Inland Central Coast, Santa Barbara County Southeastern Coast, Santa Barbara County Southwestern Coast, Santa Lucia Mountains, Santa Ynez Mountains Eastern Range, Santa Ynez Mountains Western Range, and Santa Ynez Valley. * WHEN...From 10 AM Thursday to 8 PM PDT Friday. * IMPACTS...There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors.

Heat Advisory

Area
Santa Clarita Valley; Ventura County Beaches; Ventura County Inland Coast; Lake Casitas; Ojai Valley; Central Ventura County Valleys; Malibu Coast; Los Angeles County Beaches; Palos Verdes Hills; Los Angeles County Inland Coast including Downtown Los Angeles; Western Santa Monica Mountains Recreational Area; Eastern Santa Monica Mountains Recreational Area; Calabasas and Agoura Hills; Western San Fernando Valley; Eastern San Fernando Valley; Southeastern Ventura County Valleys; Santa Susana Mountains; Los Angeles County San Gabriel Valley
Heat Advisory issued March 11 at 11:11AM PDT until March 13 at 8:00PM PDT by NWS Los Angeles/Oxnard CA

* WHAT...Widespread temperatures of 90 to 100 expected. * WHERE...A portion of southwest California. * WHEN...From 10 AM Thursday to 8 PM PDT Friday. * IMPACTS...There is a high risk for heat illness for sensitive populations including the very young, the very old, those without air conditioning, and those active outdoors. * ADDITIONAL DETAILS...Well above normal temperatures will continue well into next week, and additional Heat Advisories or Extreme Heat Warnings may be needed.

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