Alert archive / Florida / Rip Current Statements in 2020

Rip Current Statement 18, NWS Jacksonville, FL

May 21, 2020Camden County, Glynn County, Georgia; Duval County, Flagler County, Nassau County, Florida

NWS Jacksonville, FL issued this rip current statement at May 21, 2020, 2:16 AM EDT for Camden County, Glynn County, Georgia; Duval County, Flagler County, Nassau County, Florida. It took effect at May 21, 2020, 4:00 AM EDT. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued
May 21, 2020, 2:16 AM EDT (06:16 UTC)
In effect from
May 21, 2020, 4:00 AM EDT
Expired
May 22, 2020, 2:50 AM EDT
In force
23 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 06:16 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, 6.3 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 2020-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1312 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, Jacksonville, FL at 00:00Z on 2020-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 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
1312 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
1207 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.6
Supercell composite
6.2

Open this sounding in Storm Lab

The text

As transmitted.

275 
WHUS42 KJAX 210616
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
216 AM EDT Thu May 21 2020

FLZ124-125-133-138-GAZ154-166-220900-
/O.NEW.KJAX.RP.S.0018.200521T0800Z-200522T0900Z/
Coastal Nassau-Coastal Duval-Coastal St. Johns-Coastal Flagler-
Coastal Glynn-Coastal Camden-
216 AM EDT Thu May 21 2020

...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE TONIGHT...

* WHAT...Dangerous rip currents expected.

* WHERE...Southeast Georgia and Northeast Florida Beaches.

* WHEN...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.

&&

$$
1 follow-up statement
590 
WHUS42 KJAX 220650
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
250 AM EDT Fri May 22 2020

FLZ124-125-133-138-230900-
/O.CAN.KJAX.RP.S.0018.000000T0000Z-200522T0900Z/
/O.NEW.KJAX.RP.S.0019.200522T1200Z-200523T0900Z/
Coastal Nassau-Coastal Duval-Coastal St. Johns-Coastal Flagler-
250 AM EDT Fri May 22 2020

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

* WHAT...Dangerous rip currents expected.

* WHERE...Northeast Florida Beaches.

* WHEN...From 8 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.

&&

$$

GAZ154-166-220800-
/O.CAN.KJAX.RP.S.0018.000000T0000Z-200522T0900Z/
Coastal Glynn-Coastal Camden-
250 AM EDT Fri May 22 2020

...HIGH RIP CURRENT RISK IS CANCELLED...

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 21, 2:12 PM EDTSpecial Weather StatementJAXCharlton48 min
May 21, 2:32 PM EDTSpecial Weather StatementJAXWare28 min
May 21, 2:48 PM EDTSpecial Weather StatementJAXBrantley, Camden, Glynn57 min
May 21, 3:08 PM EDTSevere Thunderstorm WarningJAXBrantley, Camden, Charlton, Ware41 min
May 21, 3:13 PM EDTSpecial Weather StatementJAXWare47 min
May 21, 3:15 PM EDTSevere Thunderstorm WarningJAXCamden, Charlton14 min
May 21, 3:42 PM EDTSpecial Weather StatementJAXBrantley, Glynn48 min
May 21, 3:57 PM EDTSpecial Weather StatementJAXCharlton48 min
May 21, 4:25 PM EDTSpecial Weather StatementJAXCharlton50 min
May 21, 4:27 PM EDTSpecial Weather StatementJAXAtkinson48 min
May 21, 4:30 PM EDTSpecial Weather StatementJAXGlynn30 min
May 21, 4:31 PM EDTSpecial Weather StatementJAXGlynn14 min
May 21, 4:33 PM EDTSevere Thunderstorm WarningJAXGlynn, Wayne28 min
May 21, 4:38 PM EDTSevere Thunderstorm WarningJAXCharlton, Ware36 min
May 21, 5:12 PM EDTSpecial Weather StatementJAXCharlton48 min
May 21, 5:57 PM EDTSpecial Weather StatementJAXCharlton48 min
May 21, 6:22 PM EDTSpecial Weather StatementJAXWare23 min
May 21, 6:34 PM EDTSevere Thunderstorm WarningJAXCharlton, Clinch, Ware29 min
May 21, 7:02 PM EDTSpecial Weather StatementJAXCharlton43 min
May 21, 3:03 AM EDTSmall Craft AdvisoryJAX31 hr
May 21, 3:34 PM EDTSpecial Marine WarningJAX86 min
May 21, 4:12 PM EDTSpecial Marine WarningJAX63 min
May 21, 4:51 PM EDTSpecial Marine WarningJAX75 min
May 21, 4:55 PM EDTSpecial Weather StatementJAXNassau35 min
May 21, 4:58 PM EDTSevere Thunderstorm WarningJAXNassau32 min
May 21, 5:18 PM EDTSpecial Weather StatementJAXDuval42 min
May 21, 5:33 PM EDTSpecial Weather StatementJAXNassau27 min
May 21, 6:03 PM EDTSpecial Marine WarningJAX87 min
May 21, 6:10 PM EDTSpecial Weather StatementJAXDuval35 min
May 21, 6:53 PM EDTSpecial Marine WarningJAX67 min
May 21, 7:37 PM EDTSpecial Weather StatementJAXSaint Johns38 min
May 21, 7:50 PM EDTSpecial Marine WarningJAX55 min

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.