« View county listFlood Advisory
Alpine CA-El Dorado CA-Placer CA-Sierra CA-Nevada CA-Washoe NV-
Douglas NV-Carson City NV-
811 AM PST SAT DEC 10 2016
...THE FLOOD ADVISORY FOR RAPID RISES REMAINS IN EFFECT UNTIL 1245 PM
PST FOR ALPINE...EL DORADO...PLACER...SIERRA...NEVADA...SOUTHERN
WASHOE...AND DOUGLAS COUNTIES AND WESTERN CARSON CITY...
At 801 AM PST, Doppler radar indicated heavy rain from an
atmospheric river continues with snow levels hovering near 8000
feet. Several creeks along the west shore of Lake Tahoe and on the
west side of Reno are rising rapidly.
At this time the areas of highest concern for minor flooding are
near Blackwood Creek, Ward Creek and Donner Creek in the Lake Tahoe
area. Hunter Creek on the west side of Reno is also rising rapidly
and may exceed it banks this morning.
Rock slides have also occurred on I-80 between Donner Pass and Verdi.
Motorists are urged to use caution and reduce speed while
Heavy rain in the advisory area will continue through at least 10 am.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, urban areas, highways, streets and underpasses as
well as other drainage areas and low lying spots.
LAT...LON 3969 12035 3968 11974 3869 11968 3867 11995
3882 12004 3885 12016 3920 12025 3933 12032
453 AM PST SAT DEC 10 2016
The Flood Warning continues for
The Truckee River Near Truckee.
* FROM THIS MORNING TO SUNDAY AFTERNOON.
* At 3:00 AM Saturday the stage was 1.8 feet.
* Flood stage is 4.5 feet.
* Moderate flooding is forecast.
* Forecast...Rise above flood stage by late Saturday morning and
continue to rise to near 5.9 feet by Saturday afternoon.the river
will fall below flood stage by Saturday evening.
* Impact...At 6.0 feet...Moderate flooding from Bear Creek in the
Alpine Meadows area to Truckee...about 4200 cfs. Flooding of yards
and basements of low-lying homes along river...some private bridges
impacted. USGS estimates this much flow has about a 1 in 9 chance
of being exceeded any year.
* Flood history...This crest compares to a previous crest of 6.4
feet on December 20 1981.
LAT...LON 3918 12021 3932 12022 3939 12010 3938 12009 3919 12019
GREATER LAKE TAHOE AREA-GREATER RENO-CARSON CITY-MINDEN AREA-
INCLUDING THE CITIES OF SOUTH LAKE TAHOE, TRUCKEE, STATELINE,
INCLINE VILLAGE, AND GARDNERVILLE
430 AM PST SAT DEC 10 2016
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...
THE FLOOD WATCH CONTINUES FOR
* PORTIONS OF EAST CENTRAL CALIFORNIA AND WESTERN NEVADA,
INCLUDING THE FOLLOWING AREAS, THE LAKE TAHOE BASIN, TRUCKEE
AREA, AND THE FOOTHILLS WEST OF RENO, CARSON CITY, AND MINDEN.
* THROUGH THIS EVENING
* AN ATMOSPHERIC RIVER WILL BRING A BURST OF HEAVY PRECIPITATION
ACROSS THE NORTHERN SIERRA AND LAKE TAHOE BASIN FROM EARLY THIS
MORNING THROUGH THIS AFTERNOON WITH SNOW LEVELS NEAR AND ABOVE
* THE GREATEST THREAT FOR FLOODING IS NEAR SMALL CREEKS,
STREAMS, AND RECENTLY BURNED SLOPES SUCH AS THE LITTLE VALLEY
FIRE. ROCK AND MUD SLIDES ARE POSSIBLE NEAR STEEP TERRAIN.
* A RAPID RISE OF THE TRUCKEE RIVER THROUGH RENO AND SPARKS IS
LIKELY THIS EVENING. HOWEVER, THE RIVER IS LIKELY TO REMAIN
BELOW FLOOD STAGE.
* DIFFICULT TRAVEL CONDITIONS DUE TO HEAVY RAIN WILL IMPACT
INTERSTATE 80 FROM VERDI TO DONNER SUMMIT, HIGHWAY 89 FROM
TRUCKEE TO SOUTH LAKE TAHOE, AND HIGHWAY 50 FROM SOUTH LAKE
TAHOE TO ECHO SUMMIT.
SMALL CREEKS AND STREAMS ARE THE MOST SUSCEPTIBLE TO FLOODING.
EXCESSIVE RAINFALL MAY ALSO GENERATE ROCK AND MUD SLIDES IN STEEP
TERRAIN. PERSONS LIVING ALONG SMALL CREEKS AND STREAMS SHOULD
MONITOR THE LATEST WEATHER INFORMATION AT WEATHER.GOV/RENO AND BE
PREPARED TO TAKE ACTION SHOULD FLOODING OCCUR.
$$Lake Wind Advisory
GREATER LAKE TAHOE AREA-
INCLUDING THE CITIES OF SOUTH LAKE TAHOE, STATELINE, AND INCLINE
419 AM PST SAT DEC 10 2016
...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST SUNDAY FOR
...WIND ADVISORY HAS EXPIRED...
A LAKE WIND ADVISORY FOR LAKE TAHOE REMAINS IN EFFECT UNTIL 4 AM
* TIMING: WINDS WILL BE GUSTY THROUGH EARLY SUNDAY MORNING.
* WINDS: SOUTHWEST 15 TO 25 MPH WITH GUSTS TO 45 MPH.
* WAVE HEIGHTS: 2 TO 4 FEET.
* SMALL BOATS, KAYAKS AND PADDLE BOARDS WILL BE PRONE TO CAPSIZING
AND SHOULD REMAIN OFF LAKE WATERS UNTIL CONDITIONS IMPROVE.
CHECK LAKE CONDITIONS BEFORE HEADING OUT AND BE PREPARED FOR A
SUDDEN INCREASE IN WINDS AND WAVE HEIGHTS. CONSIDER POSTPONING
BOATING ACTIVITIES ON THE LAKE UNTIL A DAY WITH LESS WIND.
$$Special Weather Statement
Shasta Lake Area / Northern Shasta County-
Burney Basin / Eastern Shasta County-Northern Sacramento Valley-
Central Sacramento Valley-Southern Sacramento Valley-
Carquinez Strait and Delta-Northern San Joaquin Valley-
Mountains Southwestern Shasta County to Northern Lake County-
Clear Lake/Southern Lake County-
Northeast Foothills/Sacramento Valley-Motherlode-
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the cities of Shasta Dam, Burney, Redding, Red Bluff,
Chico, Oroville, Marysville/Yuba City, Sacramento,
Fairfield/Suisun, Stockton, Modesto, Alder Springs, Lakeport,
Paradise, Grass Valley, Jackson, Chester, Quincy, and Blue Canyon
650 AM PST Sat Dec 10 2016
...Periods of Wet Weather Continue Through Next Week...
*Local roadway flooding possible in areas of poor or clogged
*Minor travel delays due to slick roads
.Timing and Strength...
*Half an inch to an inch of rain for the Valley. Up to 4
inches of rain over the mountains
*Snow levels will be initially over 8500 feet, then lower
below pass levels this evening.
*Major pass levels will likely see only limited amounts of snow
*Wet system returns Tuesday with the potential for significant
$$Special Weather Statement
Greater Lake Tahoe Area-
Including the cities of South Lake Tahoe, Tahoe City, Truckee,
Markleeville, Stateline, Glenbrook, and Incline Village
854 AM PST Sat Dec 10 2016
...SNOW STICKING AT TAHOE AREA PASSES...
Heavy precipitation continues to fall around the Lake Tahoe
Basin, with snow levels fluctuating between from 6500 to 8000
feet. Some area passes have become snow covered, including Mount
Rose, Brockway, Spooner, and Kingsbury Summits. Additional snow
amounts of 6 to 10 inches are possible for elevations above 8000
feet, with several inches of snow down to 7000 feet.
Donner and Echo Summits are currently wet with no controls, but
its possible that we could see light snow accumulations up to a
couple inches later this afternoon.
If you have travel plans today or tonight to head over the passes
around Lake Tahoe, make sure to check for road conditions before
you leave and allow for extra time to reach your destinations.