Tuolumne County, CA
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The National Weather Service's Watches, Warnings and Advisories by state counties include: Thunderstorm, Tornado, Flood, Flash Flood, Winter Storm, High Wind, Gale, Small Aircraft, High Surf, Marine, Heat, Air Quality, Ashfall, Hazardous, and Special Statements.
Weather Alerts: Tuolumne County, CA
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Flash Flood Watch
CAZ019-067-069-210800-
/O.NEW.KSTO.FF.A.0005.170220T2300Z-170221T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Northern San Joaquin Valley-Motherlode-
West Slope Northern Sierra Nevada-
1205 PM PST Mon Feb 20 2017

...FLASH FLOOD WATCH IN EFFECT FROM 3 PM THIS AFTERNOON TO
MIDNIGHT PST TONIGHT...

The National Weather Service in Sacramento has issued a

* Flash Flood Watch for a portion of northern California...
including the following areas...Motherlode...Northern San
Joaquin Valley and West Slope Northern Sierra Nevada.

* From 3 PM this afternoon to midnight PST tonight

* Excessive heavy rainfall south of the Interstate 80 corridor is
anticipated to develop this afternoon and evening.

* Potential impacts include fast rises to rivers and streams, land
slides, fast flowing water over roadways, and washed out roads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that heavy rain may develop that lead
to flash flooding. Flash flooding is a VERY DANGEROUS SITUATION.

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

$$

Flood Warning
CAC003-005-007-009-011-017-021-033-035-057-061-063-067-077-089-091-
095-099-101-103-109-113-115-240000-
/O.CON.KSTO.FA.W.0011.000000T0000Z-170224T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Colusa CA-Yolo CA-Sutter CA-Solano CA-Plumas CA-Alpine CA-Placer CA-
Shasta CA-Lassen CA-Amador CA-Tuolumne CA-Sacramento CA-Lake CA-
Stanislaus CA-San Joaquin CA-El Dorado CA-Calaveras CA-Tehama CA-
Butte CA-Glenn CA-Sierra CA-Yuba CA-Nevada CA-
959 AM PST SUN FEB 19 2017

...A FLOOD WARNING FOR URBAN AREAS AND SMALL STREAMS REMAINS IN
EFFECT UNTIL 400 PM PST THURSDAY FOR COLUSA...YOLO...SUTTER...
SOLANO...PLUMAS...ALPINE...PLACER...SHASTA...LASSEN...AMADOR...
TUOLUMNE...SACRAMENTO...LAKE...STANISLAUS...SAN JOAQUIN...EL
DORADO...CALAVERAS...TEHAMA...BUTTE...GLENN...SIERRA...YUBA AND
NEVADA COUNTIES...

* Interior Northern California will experience another significant
uptick in flooding problems starting late tonight and continuing
through Monday night as an intense Atmospheric River type storm
arrives.

* Our entire region has saturated soils and many flooded areas
already. This will enhance the impact of additional heavy rains
this week.

* Additional stress will be placed on levees, rivers, creeks, and
streams.

* We may see flooding in locations which haven't been impacted in
many years.

* We are strongly advising all residents in interior Northern
California to be prepared for flooding.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Be prepared to evacuate if flooding should affect your area. Gather
a "go bag" with important items like medications and hard to replace
documents. Do not forget to plan for you pets and animals.

Please never drive across flooded waters and roadways, especially
flowing water. Most people who are killed or injured during floods
are attempting to drive through flooded waters. Turn around, don't
drown!

LAT...LON 3725 12146 3810 12157 3808 12230 3832 12206
3884 12229 3867 12262 3907 12309 3950 12306
3955 12288 4033 12307 4058 12269 4117 12246
4118 12250 4118 12133 4059 12132 3835 11963
3776 11988 3780 12018 3713 12122

$$

Flood Watch
CAZ089-090-093-094-096-097-211300-
/O.CON.KHNX.FA.A.0004.000000T0000Z-170221T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
West Central San Joaquin Valley-East Central San Joaquin Valley-
Mariposa, Madera, and Fresno County Foothills-
Tulare County Foothills-
Sierra Nevada from Yosemite to Kings Canyon-
Tulare County Mountains-
Including the cities of Los Banos, Coalinga, Mendota, Fresno,
Coarsegold, Oakhurst, Squaw Valley, Auberry, North Fork,
Mariposa, Springville, Three Rivers, Devils Postpile,
Florence Lake, Lake Thomas Edison, Tuolumne Meadows, Bass Lake,
Fish Camp, Wawona, Camp Nelson, Giant Forest, Lodgepole,
Grant Grove, and Johnsondale
834 PM PST Mon Feb 20 2017

...FLOOD WATCH REMAINS IN EFFECT THROUGH TUESDAY MORNING...

The Flood Watch continues for

* A portion of central California, including the following
areas, East Central San Joaquin Valley, Mariposa, Madera, and
Fresno County Foothills, Sierra Nevada from Yosemite to Kings
Canyon, Tulare County Foothills, Tulare County Mountains, and
West Central San Joaquin Valley.

* Through Tuesday morning

* A strong storm system will continue to bring periods of
excessive rainfall to central California overnight and
Tuesday morning.

* The combination of already wet soils and moderate to heavy
rain could lead to excessive runoff. Flooding of small
streams, low water crossings and poor drainage areas will be
possible. Mud and rock slides in areas of higher terrain are
also possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flood Watch means there is a potential for flooding based on
current forecasts.

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.

&&

$$

Wind Advisory
CAZ018-019-063-064-067-211430-
/O.CAN.KSTO.HW.W.0004.000000T0000Z-170221T1200Z/
/O.EXB.KSTO.WI.Y.0021.170221T0218Z-170221T1600Z/
Carquinez Strait and Delta-Northern San Joaquin Valley-
Mountains Southwestern Shasta County to Northern Lake County-
Clear Lake/Southern Lake County-Motherlode-
Including the cities of Fairfield/Suisun, Stockton, Modesto,
Alder Springs, Lakeport, Grass Valley, and Jackson
618 PM PST Mon Feb 20 2017

...WIND ADVISORY IN EFFECT UNTIL 8 AM PST TUESDAY...
...HIGH WIND WARNING IS CANCELLED...

The National Weather Service in Sacramento has issued a Wind
Advisory, which is in effect until 8 AM PST Tuesday. The High
Wind Warning has been cancelled.

* TIMING...Strongest winds overnight.

* WINDS...Strongest sustained 20 to 35 mph overnight. Gusts 40 to
50 mph possible. Isolated stronger winds possible.

* IMPACTS...Local downed trees, blowing debris, and local power
outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult, especially for high
profile vehicles. Use extra caution.

&&

Interact with us via social media
www.facebook.com/nws.sacramento
www.twitter.com/nwssacramento

$$

Winter Storm Warning
CAZ068-069-212200-
/O.CON.KSTO.WS.W.0010.000000T0000Z-170222T0600Z/
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the cities of Chester, Quincy, and Blue Canyon
650 PM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 PM PST
TUESDAY...

* Main impacts: travelers may experience long delays. Chain
controls likely. Poor visibility due to snow and strong
southwest wind gusts to 60 mph will make travel hazardous.
Mudslides also possible across steeper terrain.

* Confidence...High.

* Locations...Interstate 80 over Donner pass, Highway 50 over
Echo summit, Highway 88 over Carson pass, and Lassen park.

* Timing...Periods of heavy snow through Tuesday before dropping
off to lighter snow Tuesday night. Heaviest snowfall tonight and
Tuesday morning.

* Snow amounts...Up to a foot of snow expected down to about 5500
feet with 2 to 5 feet of snow possible above 6000 feet through
Tuesday evening.

* Snow levels...Snow levels around 6000 feet dropping on Tuesday
to between 4000 and 5000 feet.

A Winter Storm Warning for heavy snow means severe winter weather
conditions are expected or occurring. Significant amounts of
snow are forecast that will make travel dangerous. Only travel in
an emergency. If you must travel, keep an extra flashlight, food,
and water in your vehicle in case of an emergency. Strong winds
are also possible. This will make travel very hazardous or
impossible.

&&

Interact with us via social media www.facebook.com/nws.sacramento
www.twitter.com/nwssacramento

$$
Winter Storm Warning
CAZ096-097-211300-
/O.CON.KHNX.WS.W.0010.000000T0000Z-170221T1800Z/
Sierra Nevada from Yosemite to Kings Canyon-
Tulare County Mountains-
854 PM PST Mon Feb 20 2017

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM PST TUESDAY
ABOVE 7000 FEET...

* ACCUMULATIONS...20 to 40 inches from Kings Canyon north to
Yosemite National Park above 8000 feet. 10 to 20 inches from
the Tulare and Kern County border north to Kings Canyon above
8000 feet. 8 to 18 inches between 7000 and 8000 feet from
Kings Canyon north to Yosemite National Park...lighter amounts
south.

* LOCATIONS...Southern Sierra Nevada from Yosemite National Park
to the Tulare and Kern County border above 7000 feet.

* HAZARD TYPES...Heavy snow and blowing snow.

* TIMING...through Tuesday morning.

* IMPACTS...The heavy snow will make many roads impassable and
may produce widespread power outages due to the weight of the
snow on tree limbs and power lines. Strong winds will lead to
blowing snow...reduced visibility...and additional power
outages.

* WINDS...Southwest 25 to 35 mph with gusts up to 70 mph.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for heavy snow means severe winter weather
conditions are expected or occurring. Significant amounts of
snow are forecast that will make travel dangerous. Only travel in
an emergency. If you must travel, keep an extra flashlight, food,
and water in your vehicle in case of an emergency.

&&

$$

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