Alert archive / Florida / Rip Current Statements in 2020

Rip Current Statement 12, NWS Jacksonville, FL

April 12, 2020Camden County, Glynn County, Georgia; Duval County, Flagler County, Nassau County, Florida

NWS Jacksonville, FL issued this rip current statement at Apr 12, 2020, 4:25 AM EDT for Camden County, Glynn County, Georgia; Duval County, Flagler County, Nassau County, Florida. It took effect at Apr 12, 2020, 10:00 AM EDT. It was in force for 34 hr.

The area

The counties it named.

The facts

Issued
Apr 12, 2020, 4:25 AM EDT (08:25 UTC)
In effect from
Apr 12, 2020, 10:00 AM EDT
Expired
Apr 13, 2020, 8:00 PM EDT
In force
34 hr
Issued by
NWS Jacksonville, FL

Counties Duval County, FL, Flagler County, FL, Nassau County, FL, Camden County, GA, Glynn County, GA

The radar

The Jacksonville radar (KJAX), 13 km from the middle of the area, began a volume at 08:27 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

Jacksonville, FL (KJAX), launched 00:00Z, 8.4 hours before the alert went out and 13 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, Jacksonville, FL at 00:00Z on 2020-04-12Temperature 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, Jacksonville, FL at 00:00Z on 2020-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
1261 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

868 
WHUS42 KJAX 120825
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
425 AM EDT Sun Apr 12 2020

FLZ124-125-133-138-130900-
/O.NEW.KJAX.RP.S.0012.200412T1400Z-200413T0900Z/
Coastal Nassau-Coastal Duval-Coastal St. Johns-Coastal Flagler-
425 AM EDT Sun Apr 12 2020

...HIGH RIP CURRENT RISK IN EFFECT FROM 10 AM EDT THIS MORNING
THROUGH LATE TONIGHT...

* WHAT...Dangerous rip currents expected.

* WHERE...Northeast Florida Beaches.

* WHEN...From 10 AM EDT this morning through late tonight.

* 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.

&&

$$
2 follow-up statements
298 
WHUS42 KJAX 130820
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
420 AM EDT Mon Apr 13 2020

GAZ154-166-140000-
/O.EXB.KJAX.RP.S.0012.000000T0000Z-200414T0000Z/
Coastal Glynn-Coastal Camden-
420 AM EDT Mon Apr 13 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Southeast Georgia Beaches.

* 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.

&&

$$

FLZ124-125-133-138-140000-
/O.EXT.KJAX.RP.S.0012.000000T0000Z-200414T0000Z/
Coastal Nassau-Coastal Duval-Coastal St. Johns-Coastal Flagler-
420 AM EDT Mon Apr 13 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Northeast Florida Beaches.

* 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.

&&

$$
486 
WHUS42 KJAX 140026
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
826 PM EDT Mon Apr 13 2020

FLZ124-125-133-138-GAZ154-166-140130-
/O.EXP.KJAX.RP.S.0012.000000T0000Z-200414T0000Z/
Coastal Nassau-Coastal Duval-Coastal St. Johns-Coastal Flagler-
Coastal Glynn-Coastal Camden-
826 PM EDT Mon Apr 13 2020

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


$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 8:26 PM EDTGale WatchJAX8 hr
Apr 11, 8:26 PM EDTSmall Craft AdvisoryJAX39 hr
Apr 12, 4:15 AM EDTGale WarningJAX31 hr

Nearby

Rip Current Statements in Florida, 2020Rip Current Statements in Georgia, 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.