Station Name: SANTA ANA R BL PRADO DAM CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 459 feet

Nearest Address:
CA-91 W
Corona, CA 92880
Riverside County

GPS Coordinates: 33.88334875, -117.6453296

Nearby Water Temperatures

Extreme Heat Warning issued August 3 at 1:24AM PDT until August 4 at 8:00PM PDT by NWS San Diego CA

Effective: Mon August 3, 2026, 1:24 AM
Expires: Mon August 3, 2026, 3:30 PM

* WHAT...Dangerously hot conditions with high temperatures of 112 to 116 expected. * WHERE...Coachella Valley, San Diego County Deserts, and San Gorgonio Pass near Banning. * WHEN...Until 8 PM PDT Tuesday. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

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

Extreme Heat Warning issued August 3 at 1:24AM PDT until August 3 at 8:00PM PDT by NWS San Diego CA

Effective: Mon August 3, 2026, 1:24 AM
Expires: Mon August 3, 2026, 3:30 PM

* WHAT...Dangerously hot conditions with high temperatures in the mid 90s to 105 expected. * WHERE...San Bernardino and Riverside County Valleys-The Inland Empire. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

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

Extreme Heat Warning issued August 3 at 1:24AM PDT until August 3 at 8:00PM PDT by NWS San Diego CA

Effective: Mon August 3, 2026, 1:24 AM
Expires: Mon August 3, 2026, 3:30 PM

* WHAT...Dangerously hot conditions with high temperatures in the 90s to near 100 below 7000 feet expected. * WHERE...Riverside County Mountains. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat events.

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

Extreme Heat Warning issued August 3 at 12:28AM MST until August 3 at 8:00PM MST by NWS Phoenix AZ

Effective: Mon August 3, 2026, 12:28 AM
Expires: Mon August 3, 2026, 3:30 PM

* WHAT...Dangerously hot and humid conditions. Afternoon temperatures 103 to 115. Major Heat Risk. * WHERE...Chuckwalla Mountains, Chiriaco Summit, Joshua Tree NP East, and Joshua Tree NP West. * WHEN...Until 8 PM PDT this evening. * IMPACTS...Increase in heat related illnesses, including heat cramps, heat exhaustion, and heat stroke. Heat stroke can lead to death.

An Extreme Heat Warning means that a period of very hot temperatures, even by local standards, will occur. Actions should be taken to lessen the impact of the extreme heat. Take extra precautions if you work or spend time outside. When possible, reschedule strenuous activities to early morning or evening. Know the signs and symptoms of heat exhaustion and heat stroke. Wear lightweight and loose-fitting clothing when possible and drink plenty of water. To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1. Public cooling shelters are available in some areas. Consult county officials for more details.

Heat Advisory issued August 3 at 1:24AM PDT until August 3 at 8:00PM PDT by NWS San Diego CA

Effective: Mon August 3, 2026, 1:24 AM
Expires: Mon August 3, 2026, 3:30 PM

* WHAT...High temperatures in the 90s below 6000 feet expected. * WHERE...San Bernardino County Mountains. * WHEN...Until 8 PM PDT this evening. * 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.