Weather Alerts for SAN DIEGO MOUNTAINS

Issued by the National Weather Service

High Wind Warning  HIGH WIND WARNING   High Wind Warning
SAN DIEGO MOUNTAINS

Areas Affected:
San Diego County Mountains
Effective: Tue, 3/21 10:00am Updated: Tue, 3/21 9:59am Urgency: Expected
Expires: Tue, 3/21 6:00pm Severity:  Severe  Certainty: Likely

 
Details:
...HIGH WIND WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO
6 PM PDT THIS EVENING...
* WHAT...Southwest winds 25 to 35 mph with gusts to 60 mph
expected.
* WHERE...San Diego County Mountains.
* WHEN...From 10 AM this morning to 6 PM PDT this evening.
* IMPACTS...Strong winds could damage trees and other objects.
Travel will be difficult, especially for high profile vehicles.

Information:
Use caution if you must drive.

Winter Weather Advisory  WINTER WEATHER ADVISORY   Winter Weather Advisory
SAN DIEGO MOUNTAINS

Areas Affected:
San Diego County Mountains
Effective: Tue, 3/21 6:00pm Updated: Tue, 3/21 9:59am Urgency: Expected
Expires: Wed, 3/22 10:00pm Severity: Minor Certainty: Likely

 
Details:
...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING
TO 10 PM PDT WEDNESDAY...
* WHAT...Wet snow expected. Snowfall of 6 to 12 inches is
expected, mostly above 5000 feet, locally greater on the
highest peaks. Winds gusting as high as 75 mph.
* WHERE...San Diego County Mountains.
* WHEN...From 6 PM this evening to 10 PM PDT Wednesday.
* IMPACTS...Travel could be very difficult. The hazardous
conditions could impact the morning or evening commute. Very
strong winds could cause extensive tree damage. The
dangerously cold wind chills as low as 120 below zero could
cause frostbite on exposed skin in as little as 5 minutes.
* ADDITIONAL DETAILS...The snow level will be rise to near 7500
feet this morning, then fall to around 5500 feet for late this
afternoon and 4000 feet for late tonight. The snow level will
then fluctuate around 4500 feet for Wednesday afternoon and
evening.

Information:
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.

Flood Watch  FLOOD WATCH   Flood Watch
SAN DIEGO MOUNTAINS

Areas Affected:
San Diego County Mountains
Effective: Tue, 3/21 6:00am Updated: Tue, 3/21 9:59am Urgency: Future
Expires: Wed, 3/22 12:00am Severity:  Moderate  Certainty: Possible

 
Details:
...FLOOD WATCH REMAINS IN EFFECT THROUGH WEDNESDAY EVENING...
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of Southwest California, including the following
areas, San Diego County Coastal Areas, San Diego County Mountains
and San Diego County Valleys.
* WHEN...Through Wednesday evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- A rapidly intensifying low pressure system off the California
coast with moisture from an atmospheric river is expected to
bring widespread moderate to locally heavy rainfall this
morning. A band of more widespread showers is expected to
move through the area during the late afternoon and evening.
Showers will then continue at times through Wednesday. There
is also a slight chance of thunderstorms for tonight and
Wednesday morning.
- https://www.weather.gov/safety/flood

Information:
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.