Station Name: TRINITY R A LEWISTON CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 1,860 feet / 567 meters

Nearest Address:
165 Trinity River Hatchery Rd
Lewiston, CA 96052
Trinity County

GPS Coordinates: 40.7247222, -122.801111

Nearby Water Temperatures

Heat Advisory issued August 21 at 3:31AM PDT until August 23 at 11:00PM PDT by NWS Eureka CA

Effective: Thu August 21, 2025, 3:31 AM
Expires: Thu August 21, 2025, 11:45 AM

* WHAT...High temperatures from 100 to 110 with moderate to isolated Major HeatRisk. * WHERE...Trinity County, Lake County, and Northeastern Mendocino Interior. * WHEN...From 11 AM this morning to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and warm nights 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Schedule frequent rest breaks in shaded or air conditioned environments during outdoor work. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Heat Advisory issued August 21 at 3:31AM PDT until August 23 at 11:00PM PDT by NWS Eureka CA

Effective: Thu August 21, 2025, 3:31 AM
Expires: Thu August 21, 2025, 11:45 AM

* WHAT...High temperatures from 100 to 110 with moderate to isolated Major HeatRisk. * WHERE...Trinity County, Lake County, and Northeastern Mendocino Interior. * WHEN...From 11 AM this morning to 11 PM PDT Saturday. * IMPACTS...Hot temperatures and warm nights 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. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. Schedule frequent rest breaks in shaded or air conditioned environments during outdoor work. Anyone overcome by heat should be moved to a cool and shaded location. Heat stroke is an emergency! Call 9 1 1.

Heat Advisory issued August 20 at 12:12PM PDT until August 23 at 11:00PM PDT by NWS Sacramento CA

Effective: Wed August 20, 2025, 12:12 PM
Expires: Thu August 21, 2025, 4:00 PM

* WHAT...High temperatures 95 to 107 expected. Overnight low temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk with areas of Major HeatRisk. * WHERE...Carquinez Strait and Delta, Mountains Southwestern Shasta County to Western Colusa County, Shasta Lake Area / Northern Shasta County, Sacramento Valley and Northern San Joaquin Valley. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during heat events, particularly for those working or participating in outdoor activities.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Heat Advisory issued August 20 at 12:12PM PDT until August 23 at 11:00PM PDT by NWS Sacramento CA

Effective: Wed August 20, 2025, 12:12 PM
Expires: Thu August 21, 2025, 4:00 PM

* WHAT...High temperatures 95 to 107 expected. Overnight low temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk with areas of Major HeatRisk. * WHERE...Carquinez Strait and Delta, Mountains Southwestern Shasta County to Western Colusa County, Shasta Lake Area / Northern Shasta County, Sacramento Valley and Northern San Joaquin Valley. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during heat events, particularly for those working or participating in outdoor activities.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Heat Advisory issued August 20 at 12:12PM PDT until August 23 at 11:00PM PDT by NWS Sacramento CA

Effective: Wed August 20, 2025, 12:12 PM
Expires: Thu August 21, 2025, 4:00 PM

* WHAT...High temperatures 95 to 107 expected. Overnight low temperatures in the mid 60s to 70s. Widespread Moderate HeatRisk with areas of Major HeatRisk. * WHERE...Carquinez Strait and Delta, Mountains Southwestern Shasta County to Western Colusa County, Shasta Lake Area / Northern Shasta County, Sacramento Valley and Northern San Joaquin Valley. * WHEN...From 11 AM Friday to 11 PM PDT Saturday. * IMPACTS...Heat related illnesses increase significantly during heat events, particularly for those working or participating in outdoor activities.

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.