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Winter Storm Warning

URGENT - WINTER WEATHER MESSAGE
National Weather Service SAN DIEGO CA
545 PM PST Mon Mar 8 2021

...HEAVY SNOW TO IMPACT MOUNTAINS WEDNESDAY AND THURSDAY...

.A cold winter storm will bring periods of heavy snow to the
mountains, heaviest on Wednesday. Significant travel impacts are
expected, including for major mountain passes such as I-15/Cajon
Pass and I-8 through Laguna Summit as a result of low snow levels.
There is potential for snow to continue into Friday, particularly
for the San Bernardino Mountains.

CAZ055-056-058-091400-
/O.UPG.KSGX.WS.A.0003.210310T0400Z-210312T0600Z/
/O.NEW.KSGX.WS.W.0003.210310T0600Z-210312T0600Z/
San Bernardino County Mountains-Riverside County Mountains-
San Diego County Mountains-
Including the cities of Crestline, Lake Arrowhead, Big Bear City,
Big Bear Lake, Running Springs, Wrightwood, Idyllwild-Pine Cove,
Julian, and Pine Valley
545 PM PST Mon Mar 8 2021

...WINTER STORM WARNING IN EFFECT FROM 10 PM TUESDAY TO 10 PM PST
THURSDAY...

* WHAT...Heavy snow expected. For the San Bernardino and Riverside
  County Mountains, total snow accumulations 2 to 5 inches between
  3000 and 4000 feet, 6 to 12 inches between 4000 and 5000 feet,
  12 to 18 inches between 5000 and 6000 feet, and local amounts to
  24 inches above 6000 feet. For the San Diego County Mountains,
  total snow accumulations up to 5 inches between 3500 and 4500
  feet, 6 to 12 inches between 4500 and 5500 feet, and 12 to 18
  inches above 5500 feet.

* WHERE...Above 3000 to 3500 feet in the San Bernardino and
  Riverside County Mountains, and above 3500 to 4000 feet in the
  San Diego County Mountains.

* WHEN...10 PM Tuesday to 10 PM Thursday. Heaviest snow expected
  on Wednesday. Snow may continue into Friday in the San
  Bernardino Mountains, with a few inches of additional
  accumulation possible.

* ADDITIONAL DETAILS...Significant travel impacts are possible for
  major mountain passes, including Cajon Pass and I-8. Areas of
  dense fog will significantly reduce visibility at times, making
  travel more hazardous. Locally strong west winds with gusts 35
  to 50 mph may impact some mountain areas. The combination of
  heavy snow and gusty winds may result in some downed tree limbs
  and power outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning for snow means severe winter weather
conditions are expected. If you must travel, keep an extra
flashlight, food and water in your vehicle in case of an
emergency.

For road condition information in California...enter
8 0 0 4 2 7 7 6 2 3 if inside california or
9 1 6 4 5 5 7 6 2 3 if outside California.

$$

Rodriguez



U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: May 16, 2007
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