California, 2019

High Surf in California, May 13 to 15, 2019

May 13 to 15, 2019 · NWS SGX · 3 events in 1 county or zone

A long period southwest swell brought surf of 4-6 feet with sets to 8 feet in Orange County. San Diego County reported surf of 2-4 feet.

Where it happened

Every event with a place to put it; 3 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
3

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS SGX wrote it up.

A long period southwest swell brought surf of 4-6 feet with sets to 8 feet in Orange County. San Diego County reported surf of 2-4 feet.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Diego, CA wrote its last area forecast discussion before the first event at May 13, 9:00 AM PST, 0 minutes earlier.

Area forecast discussion, May 13, 9:00 AM PST, 0 minutes before
Area Forecast Discussion
National Weather Service San Diego CA
1000 AM PDT Mon May 13 2019

.SYNOPSIS...
Onshore flow will prevail for the next week keeping coastal areas
cooler with night and morning coastal low clouds and fog extending
well inland into the valleys. There is a slight chance of a
thunderstorm over the mountains this afternoon, but dry weather will
prevail Tuesday. Strengthening onshore flow will spread cooling
inland on Wednesday with a trough of low pressure Thursday bringing
cooling, stronger and gusty west winds in the mountains and deserts,
and rain. Some drying and a little warmer weather will occur Friday
and Saturday, then another low pressure system arriving around
Sunday will bring stronger and gusty west winds in the mountains and
deserts and another chance of rain.

&&

.DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING
ORANGE...SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN
BERNARDINO COUNTIES...

Stratus was widespread from the mountain foothills west through the
coastal waters this morning with drizzle in a few locations. Some
clearing was occuring over the foothills at mid-morning, but this
will be a slow day for clearing near the coast where some areas will
likely stay cloudy this afternoon. Models indicate that CAPEs of 400-
700 J/kg are still expected in the mountains this afternoon along
with some moisture in the 700-500 MB layer, and most model output
including local WRF and the HREF indicate at least some spotty
precipitation, and with some cumulus already forming in the San
Bernardino and Riverside County mountains, a slight chance of
thunderstorms have been reintroduced in mainly the SBD/RIV mountains.

Strong and fairly deep marine inversion Tuesday and Wednesday will
prevail with stratus extending throughout the valleys each night
with only partial clearing at the coast each day. Mid-level moisture
and instability should finally disappear in the mountains by
Tuesday, so thunderstorm chances will be nil then. The ridge over
the region should shift to the east by Wednesday as a trough of low
pressure, quite deep for May, will approach from the west and bring
cooling mainly to inland areas Wed/Thu along with stronger west
winds in the mountains/deserts. The should be some precipitation
Thursday as a front moves through, with amounts of 1/4 to 1/2 inch
possible. After a weak transitory ridge brings some warming Fri/Sat
except where the marine layer is strongest near the coast, another
trough could bring more precipitation, most likely light, early next
week.

&&

.AVIATION...1500Z...Coasts/Valleys...Low clouds with bases 1200-1700
FT MSL will affect coastal and valley TAF sites through 20Z with
clearing expected thereafter. Some patchy BKN-OVC low clouds may
linger near the beaches. Low clouds will redevelop in the evening,
with cigs beginning near 04Z and extending around 10-15 mi inland.
Bases will be slightly lower, between 800-1400 FT MSL. Coverage will
be more limited over the Inland Empire, with KONT/KSBD likely only
seeing a few hours of cigs, most likely between 12-15Z.

Mountains/Deserts...SCT clouds around 9000 feet MSL, mainly over the
mountains between 19-01Z, locally BKN. There is a slight chance of
TSRA over higher terrain 19-01Z. Otherwise, clear with unrestricted
vis.

&&

.MARINE...
No hazardous marine weather expected through Friday.

&&

.SKYWARN...
Skywarn activation is not requested. However weather spotters are
encouraged to report significant weather conditions.

&&

.SGX WATCHES/WARNINGS/ADVISORIES...
CA...NONE.
PZ...NONE.

&&

PUBLIC...Maxwell
AVIATION/MARINE...Rodriguez

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

3 high surf. Local standard time, as filed.

High Surf, Orange County Coastal

When
May 13, 9:00 AM PST to 11:59 PM PST
Where
Orange County Coastal forecast zone
Reported by
Lifeguard
Coordinates
33.677, -117.776 (the zone’s center; the record gives no point)

Huntington Beach lifeguards reported 7-8 foot surf at 10am and 1pm on May 13th. Other Orange County beaches reported surf of 4-6 feet.

High Surf, Orange County Coastal

When
May 14, 9:00 AM PST to 11:59 PM PST
Where
Orange County Coastal forecast zone
Reported by
Lifeguard
Coordinates
33.677, -117.776 (the zone’s center; the record gives no point)

Huntington Beach and Newport Beach lifeguards reported 7-8 foot surf at 10am and 1pm on May 14th. Other Orange County beaches reported surf of 4-6 feet.

High Surf, Orange County Coastal

When
May 15, 9:00 AM PST to 11:59 PM PST
Where
Orange County Coastal forecast zone
Reported by
Lifeguard
Coordinates
33.677, -117.776 (the zone’s center; the record gives no point)

Huntington Beach reported 8 foot surf at 10am and 1pm on May 15th. Other Orange County beaches reported surf of 4-7 feet.

What these are

High Surf
Large waves breaking on the shore that caused damage, erosion or casualties.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in California in 2019Every state in 2019This day in weather historyWarnings in California, May 2019

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 830650, 830651, 830652.