Alert archive / Florida / Rip Current Statements in 2021

Rip Current Statement 32, NWS Miami, FL

September 12, 2021Broward County, Miami-Dade County, Palm Beach County, Florida

NWS Miami, FL issued this rip current statement at Sep 12, 2021, 2:37 AM EDT for Broward County, Miami-Dade County, Palm Beach County, Florida. It took effect at Sep 12, 2021, 8:00 AM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Sep 12, 2021, 2:37 AM EDT (06:37 UTC)
In effect from
Sep 12, 2021, 8:00 AM EDT
Expired
Sep 12, 2021, 8:00 PM EDT
In force
12 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 06:37 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, 6.6 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 2021-09-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1768 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 2021-09-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 square meters per square second.1939Sfc1 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
1768 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1004 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

261 
WHUS42 KMFL 120637
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
237 AM EDT Sun Sep 12 2021

FLZ168-130000-
/O.NEW.KMFL.RP.S.0032.210912T1200Z-210913T0000Z/
Coastal Palm Beach-
237 AM EDT Sun Sep 12 2021

...HIGH RIP CURRENT RISK IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THIS EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Coastal Palm Beach County.

* WHEN...From 8 AM EDT this morning through this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

Baxter
2 follow-up statements
796 
WHUS42 KMFL 121627
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
1227 PM EDT Sun Sep 12 2021

FLZ172-173-130000-
/O.EXA.KMFL.RP.S.0032.000000T0000Z-210913T0000Z/
Coastal Broward-Coastal Miami-Dade-
1227 PM EDT Sun Sep 12 2021

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

* WHAT...Dangerous rip currents.

* WHERE...Atlantic beaches of Broward and Miami-Dade Counties.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

FLZ168-130000-
/O.CON.KMFL.RP.S.0032.000000T0000Z-210913T0000Z/
Coastal Palm Beach-
1227 PM EDT Sun Sep 12 2021

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

* WHAT...Dangerous rip currents.

* WHERE...Atlantic beaches of Palm Beach County.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$
673 
WHUS42 KMFL 121847
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
247 PM EDT Sun Sep 12 2021

FLZ168-130000-
/O.CON.KMFL.RP.S.0032.000000T0000Z-210913T0000Z/
Coastal Palm Beach-
247 PM EDT Sun Sep 12 2021

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

* WHAT...Dangerous rip currents.

* WHERE...Coastal Palm Beach County.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

FLZ172-173-130000-
/O.CON.KMFL.RP.S.0032.000000T0000Z-210913T0000Z/
Coastal Broward-Coastal Miami-Dade-
247 PM EDT Sun Sep 12 2021

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

* WHAT...Dangerous rip currents.

* WHERE...Coastal Broward and Coastal Miami-Dade Counties.

* WHEN...Until 8 PM EDT this evening.

* IMPACTS...Rip currents can sweep even the best swimmers away 
  from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 12, 9:20 AM EDTSpecial Marine WarningMFL48 min
Sep 12, 5:04 PM EDTSpecial Marine WarningMFL41 min
Sep 12, 5:10 PM EDTSpecial Weather StatementMFLCollier50 min
Sep 12, 5:11 PM EDTSpecial Marine WarningMFL34 min
Sep 12, 5:40 PM EDTSpecial Marine WarningMFL35 min
Sep 12, 5:59 PM EDTAreal Flood AdvisoryMFLCollier2 hr
Sep 12, 7:30 PM EDTAreal Flood AdvisoryMFLPalm Beach2 hr

Nearby

Rip Current Statements in Florida, 2021Every rip current statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.