Station Name: HOT C A FLUME NR MAMMOTH LAKES CA
Data Source: Water Data - usgc.gov

Elevation Above Sea Level: 6,969 feet

Nearest Address:
Hot Creek Hatchery Rd
Mammoth Lakes, CA 93546
Mono County

GPS Coordinates: 37.66882166, -118.8176312

Nearby Water Temperatures

Lake Wind Advisory issued April 20 at 10:55AM PDT until April 20 at 10:00PM PDT by NWS Reno NV

Effective: Mon April 20, 2026, 10:55 AM
Expires: Mon April 20, 2026, 10:00 PM

* WHAT...Southwest winds 10 to 20 mph with gusts up to 35 mph on northeast California and eastern Sierra lakes, including Lake Tahoe where wave heights of 1 to 3 feet are expected. * WHERE...Greater Lake Tahoe Area, Lassen-Eastern Plumas-Eastern Sierra Counties, and Mono County. * WHEN...Until 10 PM PDT this evening. * IMPACTS...Small boats, kayaks and paddle boards will be prone to capsizing and should remain off lake waters until conditions improve. * ADDITIONAL DETAILS...Impacted lakes include Eagle Lake, Lake Davis, Frenchman Lake, Stampede and Boca reservoirs, Donner Lake, Lake Tahoe, Bridgeport Reservoir, Mono Lake, and Crowley Lake.

Check lake conditions before heading out and be prepared for a sudden increase in winds and wave heights. Consider postponing boating activities on the lake until a day with less wind.

Winter Weather Advisory issued April 20 at 10:41AM PDT until April 22 at 5:00PM PDT by NWS Reno NV

Effective: Mon April 20, 2026, 10:41 AM
Expires: Tue April 21, 2026, 5:00 PM

* WHAT...Heavy snow above 7000 feet. Snow accumulations of 6 to 12 inches above 7000 feet with up to 18 inches on highest mountain peaks. 1 to 5 inches of snow possible for communities along Highway 395. Southerly wind gusts of 40 to 50 mph across lower elevations with gusts up to 60 mph in wind prone locations. Wind gusts up to 90 mph along ridges. * WHERE...Mono County. * WHEN...From 5 AM Tuesday to 5 PM PDT Wednesday. * IMPACTS...Travel could be very difficult through Sierra passes. The hazardous conditions could impact the Tuesday and Wednesday commutes. Strong winds could cause damage to trees and power lines. * ADDITIONAL DETAILS...Strong and gusty winds are anticipated Monday and Tuesday with potentially damaging winds Tuesday afternoon. Heaviest snowfall expected late Tuesday morning through Tuesday afternoon. Locally greater snow totals are possible with heavier snow showers. Isolated lightning is also possible along the Sierra crest Tuesday and Wednesday afternoons.

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.