Alert archive / Florida / Rip Current Statements in 2019

Rip Current Statement 20, NWS Miami, FL

April 13, 2019Broward County, Miami-Dade County, Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Apr 13, 2019, 8:41 PM EDT for Broward County, Miami-Dade County, Palm Beach County, Florida. It was in force for 25 hr.

The area

The counties it named.

The facts

Issued
Apr 13, 2019, 8:41 PM EDT (00:41 UTC)
Expired
Apr 14, 2019, 10:00 PM EDT
In force
25 hr
Issued by
NWS Miami, FL

Counties Broward County, FL, Miami-Dade County, FL, Palm Beach County, FL

The radar

The Miami radar (KAMX), 59 km from the middle of the area, began a volume at 00:42 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, 0.7 hours before the alert went out and 39 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 2019-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 53 joules per kilogram.LCLLFCEL10008507005003002001001 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 2019-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.193958Sfc1 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
53 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
999 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

136 
WHUS42 KMFL 140041
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
841 PM EDT Sat Apr 13 2019

FLZ168-172-173-150200-
/O.NEW.KMFL.RP.S.0020.190414T0041Z-190415T0200Z/
Coastal Palm Beach-Coastal Broward-Coastal Miami-Dade-
841 PM EDT Sat Apr 13 2019

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

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

* TIMING...through at least Sunday 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
1 follow-up statement
538 
WHUS42 KMFL 141421
CFWMFL

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Miami FL
1021 AM EDT Sun Apr 14 2019

FLZ168-172-173-150200-
/O.CON.KMFL.RP.S.0020.000000T0000Z-190415T0200Z/
Coastal Palm Beach-Coastal Broward-Coastal Miami-Dade-
1021 AM EDT Sun Apr 14 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

* TIMING...through at least Sunday 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

The office that day

Everything else NWS Miami, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 14, 4:36 PM EDTSpecial Weather StatementMFLPalm Beach24 min
Apr 14, 5:38 PM EDTSpecial Weather StatementMFLPalm Beach52 min
Apr 14, 6:26 PM EDTSpecial Weather StatementMFLPalm Beach49 min
Apr 14, 7:22 PM EDTSpecial Weather StatementMFLPalm Beach38 min

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.