Alert archive / Florida / Rip Current Statements in 2020

Rip Current Statement 53, NWS Miami, FL

November 30, 2020Collier County, Florida

NWS Miami, FL issued this rip current statement at Nov 30, 2020, 3:13 PM EST for Collier County, Florida. It took effect at Dec 1, 2020, 7:00 AM EST. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Nov 30, 2020, 3:13 PM EST (20:13 UTC)
In effect from
Dec 1, 2020, 7:00 AM EST
Expired
Dec 1, 2020, 7:00 PM EST
In force
12 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 20:13 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 12:00Z, 8.2 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 12:00Z on 2020-11-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 437 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 12:00Z on 2020-11-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 165 square meters per square second.19395878Sfc1 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
437 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
165 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

As transmitted.

264 
WHUS42 KMFL 302013
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
313 PM EST Mon Nov 30 2020

FLZ069-011200-
/O.NEW.KMFL.RP.S.0053.201201T1200Z-201202T0000Z/
Coastal Collier-
313 PM EST Mon Nov 30 2020

...HIGH RIP CURRENT RISK IN EFFECT FROM TUESDAY MORNING THROUGH
TUESDAY EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Coastal Collier County.

* WHEN...From Tuesday morning through Tuesday 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
4 follow-up statements
007 
WHUS42 KMFL 010246
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
946 PM EST Mon Nov 30 2020

FLZ069-011200-
/O.CON.KMFL.RP.S.0053.201201T1200Z-201202T0000Z/
Coastal Collier-
946 PM EST Mon Nov 30 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 7 AM EST TUESDAY
THROUGH TUESDAY EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Coastal Collier County.

* WHEN...From Tuesday morning through Tuesday 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.

&&

$$

Hadi
206 
WHUS42 KMFL 010839
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
339 AM EST Tue Dec 1 2020

FLZ069-020000-
/O.CON.KMFL.RP.S.0053.201201T1200Z-201202T0000Z/
Coastal Collier-
339 AM EST Tue Dec 1 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 7 AM EST THIS
MORNING THROUGH THIS EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Coastal Collier County.

* WHEN...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.

&&

$$

Hadi
723 
WHUS42 KMFL 011407
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
907 AM EST Tue Dec 1 2020

FLZ069-020000-
/O.CON.KMFL.RP.S.0053.000000T0000Z-201202T0000Z/
Coastal Collier-
907 AM EST Tue Dec 1 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Coastal Collier County.

* WHEN...Until 7 PM EST 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.

&&

$$
924 
WHUS42 KMFL 012137
CFWMFL

Coastal Hazard Message
National Weather Service Miami FL
437 PM EST Tue Dec 1 2020

FLZ069-020000-
/O.CON.KMFL.RP.S.0053.000000T0000Z-201202T0000Z/
Coastal Collier-
437 PM EST Tue Dec 1 2020

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM EST THIS
EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Coastal Collier County.

* WHEN...Until 7 PM EST 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
Nov 30, 4:00 AM ESTSmall Craft AdvisoryMFL49 hr

Nearby

Rip Current Statements in Florida, 2020Every rip current statement in 2020

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.