Alert archive / Florida / Rip Current Statements in 2020

Rip Current Statement 29, NWS Jacksonville, FL

October 5, 2020Duval County, Flagler County, Nassau County, Florida

NWS Jacksonville, FL issued this rip current statement at Oct 5, 2020, 3:27 AM EDT for Duval County, Flagler County, Nassau County, Florida. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Oct 5, 2020, 3:27 AM EDT (07:27 UTC)
Expired
Oct 6, 2020, 3:47 AM EDT
In force
24 hr
Issued by
NWS Jacksonville, FL

Counties Duval County, FL, Flagler County, FL, Nassau County, FL

The radar

The Jacksonville radar (KJAX), 40 km from the middle of the area, began a volume at 07:28 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, 7.5 hours before the alert went out and 42 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 2020-10-05Temperature 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 2020-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
581 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

980 
WHUS42 KJAX 050727
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
327 AM EDT Mon Oct 5 2020

FLZ125-133-138-052130-
/O.NEW.KJAX.RP.S.0029.201005T0727Z-201006T1000Z/
/O.EXT.KJAX.CF.S.0010.000000T0000Z-201006T1000Z/
Coastal Duval-Coastal St. Johns-Coastal Flagler-
327 AM EDT Mon Oct 5 2020

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

* WHAT...For the High Rip Current Risk, dangerous rip currents.
  For the coastal flood statement, isolated minor coastal flooding
  with up to one foot of inundation above ground level expected
  near shorelines and tidal waterways.

* WHERE...Coastal Duval, Coastal St. Johns and Coastal Flagler 
  Counties.

* WHEN...Through late tonight.

* IMPACTS...Shallow flooding is possible in the most vulnerable
  locations near the waterfront and shoreline. Rip currents can 
  sweep even the best swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

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.

&&

$$

FLZ124-052130-
/O.NEW.KJAX.RP.S.0029.201005T0727Z-201006T1000Z/
Coastal Nassau-
327 AM EDT Mon Oct 5 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Coastal Nassau County.

* 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.

&&

$$

FLZ025-032-033-037-038-052130-
/O.EXT.KJAX.CF.S.0010.000000T0000Z-201006T1000Z/
Inland Duval-Clay-Inland St. Johns-Putnam-Inland Flagler-
327 AM EDT Mon Oct 5 2020

* WHAT...Isolated minor coastal flooding with up to one foot of
  inundation above ground level expected near shorelines and tidal
  waterways.

* WHERE...St Johns River Basin.

* WHEN...Through late tonight.

* IMPACTS...Shallow flooding is possible in the most vulnerable 
  locations near the waterfront and shoreline.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive through flooded roadways.

&&

$$
2 follow-up statements
622 
WHUS42 KJAX 051741
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
141 PM EDT Mon Oct 5 2020

FLZ125-133-138-061000-
/O.CAN.KJAX.CF.S.0010.000000T0000Z-201006T1000Z/
/O.NEW.KJAX.CF.Y.0006.201005T1741Z-201006T1000Z/
/O.CON.KJAX.RP.S.0029.000000T0000Z-201006T1000Z/
Coastal Duval-Coastal St. Johns-Coastal Flagler-
141 PM EDT Mon Oct 5 2020

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 6 AM EDT TUESDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT...

* WHAT...For the Coastal Flood Advisory, minor coastal flooding. 
  For the High Rip Current Risk, dangerous rip currents.

* WHERE...Coastal Duval, Coastal St. Johns and Coastal Flagler 
  Counties.

* WHEN...For the Coastal Flood Advisory, until 6 AM EDT Tuesday. 
  For the High Rip Current Risk, through late tonight.

* IMPACTS...Rip currents can sweep even the best swimmers away
  from shore into deeper water. Minor flooding expected in
  vulnerable areas such as near the tidal waterways and 
  shoreline.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

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.

&&

$$

FLZ025-032-033-037-038-061000-
/O.CAN.KJAX.CF.S.0010.000000T0000Z-201006T1000Z/
/O.NEW.KJAX.CF.Y.0006.201005T1741Z-201006T1000Z/
Inland Duval-Clay-Inland St. Johns-Putnam-Inland Flagler-
141 PM EDT Mon Oct 5 2020

...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 6 AM EDT TUESDAY...

* WHAT...Minor coastal flooding, mainly near tidal waterways.

* WHERE...St Johns River Basin.

* WHEN...Until 6 AM EDT Tuesday.

* IMPACTS...Minor flooding expected in vulnerable areas such as
  near the tidal waterways.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

$$

FLZ124-061000-
/O.CON.KJAX.RP.S.0029.000000T0000Z-201006T1000Z/
Coastal Nassau-
141 PM EDT Mon Oct 5 2020

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

* WHAT...Dangerous rip currents.

* WHERE...Coastal Nassau County.

* 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.

&&

$$
863 
WHUS42 KJAX 060747
CFWJAX

Coastal Hazard Message
National Weather Service Jacksonville FL
347 AM EDT Tue Oct 6 2020

FLZ125-133-138-062115-
/O.CAN.KJAX.RP.S.0029.000000T0000Z-201006T1000Z/
/O.EXT.KJAX.CF.Y.0006.000000T0000Z-201007T1500Z/
Coastal Duval-Coastal St. Johns-Coastal Flagler-
347 AM EDT Tue Oct 6 2020

...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 11 AM EDT
WEDNESDAY...
...HIGH RIP CURRENT RISK IS CANCELLED...

* WHAT...Minor coastal flooding.

* WHERE...Coastal Duval, Coastal Flagler and Coastal St. Johns 
  Counties.

* WHEN...Until 11 AM EDT Wednesday.

* IMPACTS...Minor flooding expected in vulnerable areas such as
  near the tidal waterways and shoreline.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

$$

FLZ124-060900-
/O.CAN.KJAX.RP.S.0029.000000T0000Z-201006T1000Z/
Coastal Nassau-
347 AM EDT Tue Oct 6 2020

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

$$

FLZ025-032-033-037-038-062115-
/O.EXT.KJAX.CF.Y.0006.000000T0000Z-201007T1500Z/
Inland Duval-Clay-Inland St. Johns-Putnam-Inland Flagler-
347 AM EDT Tue Oct 6 2020

...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 11 AM EDT
WEDNESDAY...

* WHAT...Minor coastal flooding.

* WHERE...St Johns River Basin.

* WHEN...Until 11 AM EDT Wednesday.

* IMPACTS...Minor flooding expected in vulnerable areas such as
  near the tidal waterways, decks, some coastal access roads, and
  shoreline. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If travel is required, allow extra time as some roads may be
closed. Do not drive around barricades or through water of
unknown depth. Take the necessary actions to protect flood-prone
property.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 5, 1:41 PM EDTCoastal Flood AdvisoryJAXDuval, Flagler4 days

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.