Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Los Angeles/Oxnard CA
837 PM PST Mon Nov 17 2025
CAZ377-380-181800-
/O.CON.KLOX.WW.Y.0008.000000T0000Z-251119T0600Z/
Northern Ventura County Mountains-Eastern San Gabriel Mountains-
Including the cities of Mount Pinos, Wrightwood, Lockwood Valley,
Mount Baldy, Mount Wilson, The Angeles Crest Highway, and Ozena
837 PM PST Mon Nov 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 10 PM PST
TUESDAY...
* WHAT...Snow expected. Total snow accumulations of 5 to 10 inches
above 7000 feet and 2 to 5 inches between 5000 and 7000 feet.
Additionally, southwesterly winds gusts up to 40 mph can be
expected.
* WHERE...Eastern San Gabriel Mountains and Northern Ventura County
Mountains.
* WHEN...Until 10 PM PST Tuesday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Tuesday morning and evening commutes.
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.
&&
$$
Visit us at http://www.weather.gov/LosAngeles
Rorke
URGENT - WINTER WEATHER MESSAGE
National Weather Service Hanford CA
744 PM PST Mon Nov 17 2025
CAZ323-326>331-181700-
/O.EXT.KHNX.WW.Y.0009.000000T0000Z-251119T0600Z/
Yosemite NP outside of the valley-Upper San Joaquin River-Kaiser
to Rodgers Ridge-Kings Canyon NP-Grant Grove Area-Sequoia NP-
South End of the Upper Sierra-
Including the cities of Grant Grove, Huntington Lake, Tuolumne
Meadows, Hume Lake, Lodgepole, Shaver Lake, Giant Forest, Wawona,
Johnsondale, Lake Thomas Edison, Cedar Grove, Florence Lake,
Devils Postpile, and Lake Wishon
744 PM PST Mon Nov 17 2025
...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 10 PM PST TUESDAY...
* WHAT...Snow expected. Total snow accumulations 6 to 8 inches
around 6,000 feet and up to 12 inches over some of the higher
elevations.
* WHERE...A portion of central California.
* WHEN...Until 10 PM PST Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Tuesday morning and evening commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
CM
URGENT - WINTER WEATHER MESSAGE
National Weather Service Salt Lake City UT
417 PM MST Mon Nov 17 2025
UTZ125-181300-
/O.EXT.KSLC.WW.Y.0024.251118T0600Z-251119T1200Z/
Southern Mountains-
Including the following locations - Alton and Brian Head
417 PM MST Mon Nov 17 2025
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO
5 AM MST WEDNESDAY...
* WHAT...Snow expected primarily across the Pine Valley Mountains,
Brian Head, and Boulder Mountain. Snow totals of 6 to 12 inches
above 8000 feet with locally higher amounts up to 15 inches at the
highest elevations favored in southerly flow; 2 to 6 inches
between 6500 feet and 8000 feet.
* WHERE...Southern Mountains.
* WHEN...From 11 PM this evening to 5 AM MST Wednesday.
* IMPACTS...Winter driving conditions are likely for all mountain
routes above 8000 feet tonight, at or above 7000 feet by Tuesday
evening, with the most significant impacts occurring during
periods of heavy snowfall rates.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. For winter road
conditions from the Utah Department of Transportation, visit
http://www.udottraffic.utah.gov.
For graphical depictions of the snowfall forecast, including
Official NWS Forecast, High End Amount, and Low End Amount, visit
weather.gov/slc/winter.
&&
$$
For more information from the National Weather Service visit
https://weather.gov/saltlakecity.
For information on potential travel impacts visit
http://udottraffic.utah.gov
HM
URGENT - WINTER WEATHER MESSAGE
National Weather Service San Diego CA
1255 PM PST Mon Nov 17 2025
CAZ055-180630-
/O.NEW.KSGX.WW.Y.0010.251117T2100Z-251119T0600Z/
San Bernardino County Mountains-
Including the cities of Running Springs, Big Bear City,
Wrightwood, and Big Bear Lake
1255 PM PST Mon Nov 17 2025
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 10 PM PST TUESDAY ABOVE
6000 FT...
* WHAT...Snow expected above 6000 ft. Total snow accumulations near
2 to 5 inches. Areas near 5500 feet may see light accumulations as
well.
* WHERE...San Bernardino County Mountains above 6000 feet.
* WHEN...Until 10 PM PST Tuesday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Monday evening and Tuesday morning commutes.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling. The latest road
conditions for the state you are calling from can be obtained by
calling 5 1 1.
&&
$$
APR
URGENT - WINTER WEATHER MESSAGE
National Weather Service Reno NV
449 AM PST Mon Nov 17 2025
CAZ073-181500-
/O.CON.KREV.WW.Y.0017.251117T1500Z-251118T1500Z/
Mono County-
Including the cities of Lee Vining, Bridgeport, Coleville, and
Mammoth Lakes
449 AM PST Mon Nov 17 2025
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST
TUESDAY...
* WHAT...Snow. Snow accumulations of 7 to 15 inches above 8500 feet.
Snow accumulations of 2 to 6 inches below 8500 feet. Winds gusting
as high as 40 mph as the precipitation arrives, but will start to
taper once snow begins to fall.
* WHERE...Mono County.
* WHEN...Until 7 AM PST Tuesday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be very difficult.
The hazardous conditions could impact the Monday morning and
evening commutes.
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.
&&
$$
MC
