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Active Weather Alerts

River Flood Warning
Issued: 6:10 PM Mar. 21, 2023 – National Weather Service
...FLOOD WARNING IN EFFECT UNTIL EARLY TOMORROW AFTERNOON...

* WHAT...Minor flooding is forecast.

* WHERE...Santa Margarita River At Santa Margarita river at Ysidora.

* WHEN...Until early tomorrow afternoon.

* IMPACTS...At 8.2 feet, 2,500 cfs. The river has reached monitor
stage. Personnel begin regular patrols along the levee.
At 11.2 feet, Minor flood stage, 8,000 cfs. Vandegrift Road has
begun to flood downstream of the gage. Stuart Mesa Road closures
can be expected.
At 13.3 feet, Moderate flood stage, 17,000 cfs. Vandegrift Road is
flooded for several miles downstream of the gage site. Stuart Mesa
Road is flooded near the bridge.

* ADDITIONAL DETAILS...
- At 10:15 AM PDT Tuesday the stage was 7.8 feet.
- Forecast...The river will rise above flood stage this
afternoon to 11.5 feet late this afternoon. It will then fall
below flood stage this evening to 11.1 feet just after
midnight tonight. It will rise to flood stage. It will then
fall again but remain above flood stage.
- Flood stage is 11.2 feet.
- Flood History...No available flood history.
- https://www.weather.gov/safety/flood

&&



Airport Weather Warning
Issued: 9:02 PM Mar. 21, 2023 – National Weather Service
...An Airport Weather Warning is in effect for San Diego
International Airport for sustained winds of 25 knots or greater
and for wind gusts of 30 knots or greater through 11 PM tonight...

A strong Pacific storm will bring sustained southwest winds
between 25 and 30 knots at times, with wind gusts 30 to 40 knots.
The strongest winds will be late this afternoon and evening when
they will turn more westerly. However, strong gusty winds are
possible at any time today. Winds will gradually weaken tonight.

River Flood Warning
Issued: 6:22 PM Mar. 21, 2023 – National Weather Service
...FLOOD WARNING IN EFFECT FROM THIS EVENING TO EARLY TOMORROW
AFTERNOON...

* WHAT...Minor flooding is forecast.

* WHERE...San Diego River At Fashion Valley.

* WHEN...From this evening to early tomorrow afternoon.

* IMPACTS...The gauge is currently at 7 feet and some roads are
already closed. At 11.3 feet, Flood stage. Minor flood. Low water
crossings on the river in Mission Valley are closed and under
water. Roads impacted include...Fashion Valley Road, Avenida Del
Rio, Camino Del Este, Camino De La Reina, and Mission Center Road.
Water flows into Fashion Valley parking lot. Fashion Valley
transit center closed.

* ADDITIONAL DETAILS...
- At 10:49 AM PDT Tuesday the stage was 7.4 feet.
- Forecast...The river is expected to rise above flood stage
late this evening to a crest of 11.4 feet just after midnight
tonight. It will then fall below flood stage tomorrow
morning.
- Flood stage is 11.3 feet.
- https://www.weather.gov/safety/flood

&&



Flood Watch
Issued: 8:29 PM Mar. 21, 2023 – National Weather Service
...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...
- After a brief break early this afternoon, additional widely
scattered showers and isolated thunderstorms will produce
moderate to locally heavy rainfall. The heaviest additional
rainfall is expected late this afternoon through tonight,
though moderate showers will persist at times through
Wednesday.
- https://www.weather.gov/safety/flood

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

High Surf Advisory
Issued: 8:07 PM Mar. 21, 2023 – National Weather Service
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 2 AM WEDNESDAY TO
9 PM PDT THURSDAY...

* WHAT...Large breaking waves of 5 to 8 feet. Occasional sets 10
to 12 feet.

* WHERE...San Diego County beaches.

* WHEN...From 2 AM Wednesday to 9 PM PDT Thursday.

* IMPACTS...Dangerous swimming and surfing conditions and
localized beach erosion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

&&

High Wind Warning
Issued: 8:21 PM Mar. 21, 2023 – National Weather Service
...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT
TONIGHT...

* WHAT...Southwest winds 20 to 30 mph with gusts to 45 mph
expected.

* WHERE...San Diego County Coastal Areas, Santa Ana Mountains
and Foothills, Orange County Coastal Areas and Orange County
Inland Areas.

* WHEN...Through midnight PDT tonight.

* IMPACTS...Strong winds could damage trees and other objects.
Travel will be difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use caution if you must drive.

&&

Gale Warning
Issued: 8:12 PM Mar. 21, 2023 – National Weather Service
...GALE WARNING REMAINS IN EFFECT UNTIL 9 AM PDT WEDNESDAY...

* WHAT...South to southwest winds 20 to 30 kt with gusts 35 to
45 kt. Seas 8 to 13 ft expected.

* WHERE...Coastal Waters to 60 nm out including San Clemente
Island.

* WHEN...Through 9 AM PDT Wednesday.

* IMPACTS...Strong winds will cause hazardous seas which could
capsize or damage vessels and reduce visibility.

* ADDITIONAL DETAILS...There is a chance of thunderstorms and
waterspouts tonight and Wednesday morning, presenting additional
hazards of erratic, gusty winds, hail and lightning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Mariners should alter plans to avoid these hazardous conditions.
Remain in port, seek safe harbor, alter course, and/or secure the
vessel for severe conditions.

&&

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