Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Hanford CA
143 PM PDT Sun Apr 12 2026
CAZ323-326>328-330-331-130600-
/O.CON.KHNX.WS.W.0004.000000T0000Z-260413T0600Z/
Yosemite NP outside of the valley-Upper San Joaquin River-Kaiser
to Rodgers Ridge-Kings Canyon NP-Sequoia NP-South End of the
Upper Sierra-
Including the cities of Shaver Lake, Devils Postpile, Huntington
Lake, Johnsondale, Lake Wishon, Lake Thomas Edison, Wawona, Cedar
Grove, Giant Forest, Lodgepole, Tuolumne Meadows, and Florence
Lake
143 PM PDT Sun Apr 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...
* WHAT...Heavy snow expected. Low-end storm total of 10 inches and
high-end total of 30 inches expected in Madera and Mariposa
Counties and Yosemite National Park at and above 7,000 ft. Winds
gusting to 55 mph or higher.
* WHERE...A portion of central California.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Visibilities may drop below 1/4 mile due to falling and
blowing snow. Whiteout conditions are expected and will make
travel treacherous and potentially life-threatening.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Persons should delay all travel if possible. If travel is absolutely
necessary, drive with extreme caution and be prepared for sudden
changes in visibility. Leave plenty of room between you and the
motorist ahead of you, and allow extra time to reach your
destination. Avoid sudden braking or acceleration, and be especially
cautious on hills or when making turns. Make sure your car is
winterized and in good working order.
&&
$$
CM
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
1159 AM PDT Sun Apr 12 2026
CAZ072-NVZ002-130600-
/O.CON.KREV.WS.W.0003.000000T0000Z-260413T0600Z/
Greater Lake Tahoe Area-Greater Lake Tahoe Area-
Including the cities of Stateline, Incline Village, Markleeville,
Glenbrook, South Lake Tahoe, Tahoe City, and Truckee
1159 AM PDT Sun Apr 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations between 3 to 8
inches for communities surrounding Lake Tahoe and up to 7000 feet,
and 8 to 12 inches above 7000 feet and for Sierra passes, with
higher amounts up to 15 inches over the crest. Winds gusting as
high as 60 mph along the Sierra crest and 20-45 mph for
communities surrounding Lake Tahoe. Wave heights for Lake Tahoe
from 1 to 3 feet.
* WHERE...Greater Lake Tahoe Area.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Travel could be very difficult to impossible during snow
bursts. Gusty winds could break tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
1159 AM PDT Sun Apr 12 2026
CAZ073-130600-
/O.CON.KREV.WS.W.0003.000000T0000Z-260413T0600Z/
Mono County-
Including the cities of Mammoth Lakes, Bridgeport, Lee Vining,
and Coleville
1159 AM PDT Sun Apr 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...
* WHAT...Heavy snow. Additional snow accumulations between 1 to 6
inches below 8000 feet, 5 to 12 inches above 8000 feet, and
locally up to 15 inches across higher terrain along the Sierra
crest. Winds peak along the crest gusting as high as 60 mph and up
to 35 to 45 mph along Highway 395.
* WHERE...Mono County.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Travel could be difficult during periods of snow. Gusty
winds could bring down tree branches.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. The latest road conditions for
the state you are calling from can be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
1050 AM PDT Sun Apr 12 2026
CAZ068-069-130600-
/O.CON.KSTO.WS.W.0003.000000T0000Z-260413T0600Z/
Western Plumas County/Lassen Park-West Slope Northern Sierra
Nevada-
Including the cities of Chester, Blue Canyon, and Quincy
1050 AM PDT Sun Apr 12 2026
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING ABOVE 4500 FEET...
* WHAT...Heavy snow. Additional snow accumulations 6 to 12 inches
above 4500 feet, with up to 18 inches at the highest peaks. Minor
snowfall accumulations up to 1 to 3 inches down to 4000 feet.
Winds gusting as high as 40 mph.
* WHERE...West Slope Northern Sierra Nevada and Western Plumas
County/Lassen Park above 4500 feet.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Travel could be very difficult.
* ADDITIONAL DETAILS...Snow levels 4000-5000 feet, locally down to
around 3500 feet in heavier convective showers. Heaviest snowfall
expected through this evening, with snowfall rates up to 1+ inch
per hour.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Check the latest road conditions from Caltrans online at
quickmap.dot.ca.gov or dial 5 1 1.
&&
$$
For more information, visit us at www.weather.gov/sto/
IDS
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
1159 AM PDT Sun Apr 12 2026
CAZ071-130600-
/O.CON.KREV.WW.Y.0007.000000T0000Z-260413T0600Z/
Lassen-Eastern Plumas-Eastern Sierra Counties-
Including the cities of Portola, Westwood, Loyalton, Susanville,
and Sierraville
1159 AM PDT Sun Apr 12 2026
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM PDT THIS
EVENING...
* WHAT...Snow. Additional snow accumulations up to 3 inches below
6500 feet, 6 to 10 inches above 6500 feet. Peak winds could gust
as high as 30 to 40 mph.
* WHERE...Lassen-Eastern Plumas-Eastern Sierra Counties.
* WHEN...Until 11 PM PDT this evening.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
$$
HC
Small Craft Advisory
URGENT - MARINE WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
909 PM PDT Sun Apr 12 2026
PZZ670-131200-
/O.NEW.KLOX.SC.Y.0050.260413T0409Z-260413T1200Z/
Point Piedras Blancas to Point Sal from 10 to 60 NM-
909 PM PDT Sun Apr 12 2026
...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 AM PDT MONDAY...
* WHAT...Hazardous sea conditions.
* WHERE...Point Piedras Blancas to Point Sal from 10 to 60 NM.
* WHEN...Until 5 AM PDT Monday.
* IMPACTS...Conditions will be hazardous to small craft.
* ADDITIONAL DETAILS...See the Coastal Waters Forecast (CWFLOX)
for more.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Inexperienced mariners, especially those operating smaller
vessels, should avoid navigating in hazardous conditions.
&&
$$
Frost Advisory
URGENT - WEATHER MESSAGE
National Weather Service Eureka CA
1224 PM PDT Sun Apr 12 2026
CAZ110-111-114-131500-
/O.NEW.KEKA.FR.Y.0010.260413T0900Z-260413T1500Z/
Northwestern Mendocino Interior-Northeastern Mendocino Interior-
Northern Lake-
Including Gravelly Valley Airport and Potter Valley
1224 PM PDT Sun Apr 12 2026
...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM PDT MONDAY...
* WHAT...Temperatures as low as 33 will result in frost formation.
* WHERE...Northern Mendocino Interior, and Northern Lake.
* WHEN...From 2 AM to 8 AM PDT Monday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
* ADDITIONAL DETAILS...Some valleys may see fog instead, which will
reduce the risk of frost.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take steps now to protect tender plants from the cold.
&&
$$
For hazard areas see https://www.wrh.noaa.gov/map/?wfo=eka
JB
