Station Name: Arena Cove
Data Source: NOAA Tides and Currents

Elevation Above Sea Level: 7 feet

Sensor Depth: -6 feet

Nearest Address:
793 Port Rd
Point Arena, CA 95468
Mendocino County

GPS Coordinates: 38.914556, -123.711083

Nearby Water Temperatures

Heat Advisory issued August 6 at 12:52AM PDT until August 7 at 11:00PM PDT by NWS Eureka CA

Effective: Thu August 6, 2026, 12:52 AM
Expires: Thu August 6, 2026, 10:00 AM

* WHAT...Temperatures of 100 to 105 will produce moderate to major heat risk. * WHERE...Northern Mendocino Interior, Lake County, and Southeastern Interior Mendocino. * WHEN...From 11 AM to 11 PM PDT Friday. * IMPACTS...Hot temperatures may cause heat illnesses. * ADDITIONAL DETAILS...Hot temperatures are expected to continue into the weekend.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Heat Advisory issued August 6 at 12:36PM PDT until August 9 at 10:00PM PDT by NWS Eureka CA

Effective: Thu August 6, 2026, 12:36 PM
Expires: Thu August 6, 2026, 8:45 PM

* WHAT...Temperatures of 100 to 110 will produce moderate to major HeatRisk. * WHERE...Northern Mendocino Interior, Lake County, and Southeastern Interior Mendocino. * WHEN...From 11 AM Friday to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Heat Advisory issued August 6 at 12:36PM PDT until August 9 at 10:00PM PDT by NWS Eureka CA

Effective: Thu August 6, 2026, 12:36 PM
Expires: Thu August 6, 2026, 8:45 PM

* WHAT...Temperatures of 90 to 101 will produce moderate HeatRisk. * WHERE...Southwestern Interior Mendocino. * WHEN...From 10 AM Saturday to 10 PM PDT Sunday. * IMPACTS...Hot temperatures may cause heat illnesses.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Small Craft Advisory issued August 6 at 8:43AM PDT until August 8 at 3:00PM PDT by NWS Eureka CA

Effective: Thu August 6, 2026, 8:43 AM
Expires: Thu August 6, 2026, 4:45 PM

* WHAT...Northwest winds 15 to 25 kt with gusts up to 30 kt and seas 5 to 8 feet expected. * WHERE...Waters from Cape Mendocino to Pt. Arena CA from 10 to 60 nm. * WHEN...From 3 AM Friday to 3 PM PDT Saturday. * IMPACTS...Conditions will be hazardous to small craft.

Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions.

Heat Advisory issued August 6 at 11:07AM PDT until August 9 at 10:00PM PDT by NWS San Francisco CA

Effective: Thu August 6, 2026, 11:07 AM
Expires: Thu August 6, 2026, 11:00 PM

* WHAT...Daytime temperatures into the mid 90 and low 100s. Nighttime lows in the mid 60s to mid 70s. * WHERE...The Santa Clara Valley and Eastern Hills, The East Bay Hills and Valleys, Western Sonoma County Hills, The Santa Cruz Mountains, Interior Monterey County and the Santa Lucia Range, Most of San Benito County and the Cholame Hills in Southeast Monterey County, and North Bay Interior Mountains. * WHEN...From 10 AM Saturday to 10 PM PDT Sunday. * IMPACTS...This level of heat affects most individuals sensitive to heat, especially those without effective cooling and/or adequate hydration. Impacts possible in some health systems and in heat-sensitive industries. * ADDITIONAL DETAILS...The hottest locations will be across the far interior.

Hydration is a critical piece to surviving the heat. Drink water, and if possible, take water to those who are vulnerable. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to the early morning or evening. Take action when you experience symptoms of heat exhaustion and/or heat stroke. Beat the heat and check the backseat! Do not leave young children or pets in unattended vehicles.Car interiors will reach lethal temperatures in a matter of minutes. Cooling shelters may be available in your area. Check with your city or county office of emergency management for locations and sign up for local alerts via alertthebay.org.