Alert archive / Florida / Rip Current Statements in 2019

Rip Current Statement 24, NWS Miami, FL

April 21, 2019Collier County, Florida

NWS Miami, FL issued this rip current statement at Apr 21, 2019, 2:55 AM EDT for Collier County, Florida. It was in force for 17 hr.

The area

The counties it named.

The facts

Issued
Apr 21, 2019, 2:55 AM EDT (06:55 UTC)
Expired
Apr 21, 2019, 8:00 PM EDT
In force
17 hr
Issued by
NWS Miami, FL

County Collier County, FL

The radar

The Miami radar (KAMX), 111 km from the middle of the area, began a volume at 07:01 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.

The nearest sounding before it

Miami, FL (KMFL), launched 00:00Z, 6.9 hours before the alert went out and 113 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Miami, FL at 00:00Z on 2019-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Miami, FL at 00:00Z on 2019-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1704 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

592 
WHUS42 KMFL 210655
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
255 AM EDT Sun Apr 21 2019

FLZ069-220000-
/O.NEW.KMFL.RP.S.0024.190421T0655Z-190422T0000Z/
Coastal Collier-
255 AM EDT Sun Apr 21 2019

...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...

The National Weather Service in Miami has issued a High Rip
Current Risk, which is in effect through this evening. 

* TIMING...through this evening.

* IMPACTS... Life threatening rip currents will pose 
  a hazard to swimmers. Heed the advice of lifeguards. Swimming 
  is not recommended. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

There is a high risk of rip currents.

Rip currents are powerful channels of water flowing quickly away
from shore, which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins, jetties
and piers. Heed the advice of lifeguards, beach patrol flags and
signs.

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$


http://www.weather.gov/miami
3 follow-up statements
531 
WHUS42 KMFL 211640
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
1240 PM EDT Sun Apr 21 2019

FLZ069-220000-
/O.CON.KMFL.RP.S.0024.000000T0000Z-190422T0000Z/
Coastal Collier-
1240 PM EDT Sun Apr 21 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* TIMING...through this evening.

* IMPACTS... Life threatening rip currents will pose a hazard to 
  swimmers. Heed the advice of lifeguards. Swimming is not 
  recommended. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

There is a high risk of rip currents.

Rip currents are powerful channels of water flowing quickly away
from shore, which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins, jetties
and piers. Heed the advice of lifeguards, beach patrol flags and
signs.

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$


http://www.weather.gov/miami
053 
WHUS42 KMFL 211951
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
351 PM EDT Sun Apr 21 2019

FLZ069-220000-
/O.CON.KMFL.RP.S.0024.000000T0000Z-190422T0000Z/
Coastal Collier-
351 PM EDT Sun Apr 21 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* TIMING...through this evening.

* IMPACTS... Life threatening rip currents will pose a hazard to 
  swimmers. Heed the advice of lifeguards. Swimming is not 
  recommended. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

There is a high risk of rip currents.

Rip currents are powerful channels of water flowing quickly away
from shore, which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins, jetties
and piers. Heed the advice of lifeguards, beach patrol flags and
signs.

Swim near a lifeguard. If caught in a rip current, relax and
float. Don't swim against the current. If able, swim in a
direction following the shoreline. If unable to escape, face the
shore and call or wave for help.

&&

$$


http://www.weather.gov/miami
018 
WHUS42 KMFL 220001
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
801 PM EDT Sun Apr 21 2019

FLZ069-220115-
/O.EXP.KMFL.RP.S.0024.000000T0000Z-190422T0000Z/
Coastal Collier-
801 PM EDT Sun Apr 21 2019

...HIGH RIP CURRENT RISK HAS EXPIRED...

The High Risk of Rip Currents for the west coast beaches of South
Florida has been allowed to expire.

&&

$$


http://www.weather.gov/miami

Nearby

Rip Current Statements in Florida, 2019Every rip current statement in 2019

Sources

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