Alert archive / Louisiana / Coastal Flood Advisories in 2021

Coastal Flood Advisory 4, NWS Lake Charles, LA

May 1, 2021Cameron Parish, Louisiana

NWS Lake Charles, LA issued this coastal flood advisory at May 1, 2021, 5:17 PM CDT for Cameron Parish, Louisiana. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 1, 2021, 5:17 PM CDT (22:17 UTC)
Expired
May 1, 2021, 10:00 PM CDT
In force
5 hr
Issued by
NWS Lake Charles, LA

County Cameron Parish, LA

The radar

The Lake Charles radar (KLCH), 31 km from the middle of the area, began a volume at 22:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this coastal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lake Charles, LA wrote its last area forecast discussion before this coastal flood advisory went out at May 1, 3:22 PM CDT, 1 hour 55 minutes earlier.

Area forecast discussion, May 1, 3:22 PM CDT, 1 hour 55 minutes before
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Hazardous weather outlook, May 1, 3:55 PM CDT, 1 hour 22 minutes before
Hazardous Weather Outlook
National Weather Service Lake Charles LA
355 PM CDT Sat May 1 2021

LAZ027>029-TXZ180-201-259>262-022100-
Vernon-Rapides-Avoyelles-Tyler-Hardin-Northern Jasper-
Northern Newton-Southern Jasper-Southern Newton-
355 PM CDT Sat May 1 2021

This Hazardous Weather Outlook is for central Louisiana, west
central Louisiana and southeast Texas.

.DAY ONE...This afternoon and tonight.
Shower and thunderstorm chances increase tonight as a disturbance
passes through. Some strong to severe storms will be possible, with
all hazards (wind/hail/tornadoes) as a potential threat.
Additionally, storms will be capable of producing heavy rain, and
localized flooding could become an issue.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Some showers and thunderstorms remain possible through Sunday
afternoon before disturbance exits the region. A few strong storms
will remain a possibility, along with some locally heavy rainfall.

Another cold front will pass through the region Tuesday into
Wednesday. While too early to pinpoint exact details, another round
of moderate rain may be possible during this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

LAZ030>033-041>045-052>055-073-074-TXZ215-216-022100-
Beauregard-Allen-Evangeline-St. Landry-Calcasieu-Jefferson Davis-
Acadia-Lafayette-Upper St. Martin-Vermilion-Iberia-St. Mary-
Lower St. Martin-West Cameron-East Cameron-Jefferson-Orange-
355 PM CDT Sat May 1 2021

...FLASH FLOOD WATCH IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH
SUNDAY MORNING...

This Hazardous Weather Outlook is for central Louisiana, south
central Louisiana, southwest Louisiana and southeast Texas.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

Some showers and thunderstorms remain possible through Sunday
afternoon before disturbance exits the region. A few strong storms
will remain a possibility, along with some locally heavy rainfall.

Another cold front will pass through the region Tuesday into
Wednesday. While too early to pinpoint exact details, another round
of moderate rain may be possible during this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

GMZ430-432-435-450-452-455-470-472-475-022100-
Sabine Lake-Calcasieu Lake-Vermilion Bay-
Coastal waters from Cameron LA to High Island TX out 20 NM-
Coastal waters from Intracoastal City to Cameron LA out 20 NM-
Coastal waters from Lower Atchafalaya River to Intracoastal City LA
out 20 NM-Waters from Cameron LA to High Island TX from 20 to 60 NM-
Waters from Intracoastal City to Cameron LA from 20 to 60 NM-
Waters from Lower Atchafalaya River to Intracoastal City LA from
20 to 60 NM-
355 PM CDT Sat May 1 2021

This Hazardous Weather Outlook is for the Gulf of Mexico and the
coastal lakes and bays of the Gulf of Mexico.

.DAY ONE...This afternoon and tonight.

Shower and thunderstorm chances increase tonight as a disturbance
passes through. Some strong to severe storms will be possible, with
all hazards (wind/hail/waterspouts) as a potential threat in addition
to frequent cloud to water lightning.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

Some showers and thunderstorms remain possible through Sunday
afternoon before disturbance exits the region. A few strong storms
will remain a possibility.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

The office that day

Everything else NWS Lake Charles, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 1, 10:29 AM CDTRiver Flood WarningLCHBeauregard, Vernon7 days
May 1, 2:50 PM CDTFlash Flood WatchLCHAllen, Beauregard, Cameron, Evangeline, Lafayette, Saint Landry and 1 more20 hr

Nearby

Coastal Flood Advisories in Louisiana, 2021Coastal Flood Advisories in Texas, 2021Every coastal flood advisory in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.