Station Name: TUOLUMNE R A GRAND CYN OF TUOLUMNE AB HETCH HETCHY
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 3,842 feet / 1,171 meters

Nearest Address:
White Wolf Road
Groveland, CA 95321
Tuolumne County

GPS Coordinates: 37.9165884, -119.6598938

Nearby Water Temperatures

Winter Weather Advisory issued November 15 at 1:02PM PST until November 17 at 4:00PM PST by NWS Sacramento CA

Effective: Sat November 15, 2025, 1:02 PM
Expires: Sun November 16, 2025, 5:15 PM

* WHAT...Moderate snow expected above 6000 feet. Total snow accumulations of 4 to 10 inches with 1 to 2 feet at the highest peaks. South to southwest winds gusting as high as 40 mph. * WHERE...West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park above 6000 feet. * WHEN...From 10 PM this evening to 4 PM PST Monday. * IMPACTS...Travel could be very difficult. The hazardous conditions could impact the morning and evening commutes. * ADDITIONAL DETAILS...Snow levels above 8000 feet tonight, 6500-7000 feet Sunday, then lowering to around 5500-6000 feet by Monday morning. A brief break in moderate snow is expected Sunday evening ahead of the next system Sunday night through Monday.

Check the latest road conditions from Caltrans online at quickmap.dot.ca.gov or dial 5 1 1.

Winter Weather Advisory issued November 16 at 2:46AM PST until November 16 at 10:00PM PST by NWS Hanford CA

Effective: Sun November 16, 2025, 2:46 AM
Expires: Sun November 16, 2025, 11:00 AM

* WHAT...Snow expected. Total snow accumulations up to 11 inches above 7000 feet. * WHERE...A portion of central California. * WHEN...Until 10 PM PST this evening. * IMPACTS...Travel could be very difficult.

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.

Flood Watch issued November 15 at 9:45PM PST until November 16 at 4:00PM PST by NWS Hanford CA

Effective: Sat November 15, 2025, 9:45 PM
Expires: Sun November 16, 2025, 8:00 AM

* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of central California, including the following areas, Fresno-Tulare Foothills, Fresno-Tulare Lower Sierra, Mariposa Madera Foothills and Mariposa-Madera Lower Sierra. * WHEN...Through Sunday afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Heavy rainfall expected. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Flood Watch issued November 16 at 7:53AM PST until November 16 at 4:00PM PST by NWS Hanford CA

Effective: Sun November 16, 2025, 7:53 AM
Expires: Sun November 16, 2025, 4:00 PM

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of central California, including the following areas, Fresno-Tulare Foothills, Fresno-Tulare Lower Sierra, Kern River Valley, Mariposa Madera Foothills, Mariposa-Madera Lower Sierra, Piute Walker Basin, South End Sierra Foothills and South End of the Lower Sierra. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Low-water crossings may be flooded. * ADDITIONAL DETAILS... - Heavy rain will continue across the watch area. - http://www.weather.gov/safety/flood

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Winter Weather Advisory issued November 15 at 1:54PM PST until November 16 at 4:00PM PST by NWS Reno NV

Effective: Sat November 15, 2025, 1:54 PM
Expires: Sun November 16, 2025, 2:00 PM

* WHAT...Snow. Snow accumulations of 6 to 12 inches above 7000 feet. Along and east of US-395, a rain/snow mix is expected; snow accumulations will be less than an inch. Ridge winds gusting as high as 45 mph, with gusts up to 25 mph along the US-395 corridor. * WHERE...Mono County. * WHEN...From 7 PM this evening to 4 PM PST Sunday. * IMPACTS...Plan on slippery road conditions. Gusty winds could bring down tree branches.

Slow down and use caution while traveling. The latest road conditions for the state you are calling from can be obtained by calling 5 1 1.