Alert archive / Florida / High Surf Advisories in 2021

High Surf Advisory 3, NWS Tallahassee, FL

June 17, 2021Bay County, Gulf County, Walton County, Florida

NWS Tallahassee, FL issued this high surf advisory at Jun 17, 2021, 3:08 PM CDT for Bay County, Gulf County, Walton County, Florida. It took effect at Jun 18, 2021, 7:00 AM CDT. It was in force for 44 hr.

The area

The counties it named.

The facts

Issued
Jun 17, 2021, 3:08 PM CDT (20:08 UTC)
In effect from
Jun 18, 2021, 7:00 AM CDT
Expired
Jun 20, 2021, 3:00 AM CDT
In force
44 hr
Issued by
NWS Tallahassee, FL

Counties Bay County, FL, Gulf County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 41 km from the middle of the area, began a volume at 20:11 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.1 hours before the alert went out and 134 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, Tallahassee Rgnl, FL at 12:00Z on 2021-06-17Temperature 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, Tallahassee Rgnl, FL at 12:00Z on 2021-06-17The 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1951 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

384 
WHUS42 KTAE 172008
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
408 PM EDT Thu Jun 17 2021

FLZ108-112-114-180800-
/O.NEW.KTAE.SU.Y.0003.210618T1200Z-210620T0800Z/
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
South Walton-Coastal Bay-Coastal Gulf-
408 PM EDT Thu Jun 17 2021 /308 PM CDT Thu Jun 17 2021/

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...
...HIGH SURF ADVISORY IN EFFECT FROM 8 AM EDT /7 AM CDT/ FRIDAY
TO 4 AM EDT /3 AM CDT/ SUNDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 3 to
  7 feet expected in the surf zone. For the High Rip Current 
  Risk, dangerous rip currents.

* WHERE...Walton, Bay, and Gulf County Beaches.

* WHEN...For the High Surf Advisory, from 8 AM EDT /7 AM CDT/ 
  Friday to 4 AM EDT /3 AM CDT/ Sunday. For the High Rip Current 
  Risk, through late Sunday night.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

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.

&&

$$

FLZ115-180800-
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
Coastal Franklin-
408 PM EDT Thu Jun 17 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, Gulf, and Franklin County Beaches.

* WHEN...Through late Sunday night.

* 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.

&&

$$
4 follow-up statements
972 
WHUS42 KTAE 180848
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
448 AM EDT Fri Jun 18 2021

FLZ108-112-114-190900-
/O.CON.KTAE.SU.Y.0003.210618T1200Z-210620T0800Z/
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
South Walton-Coastal Bay-Coastal Gulf-
448 AM EDT Fri Jun 18 2021 /348 AM CDT Fri Jun 18 2021/

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...
...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 8 AM EDT /7 AM CDT/
THIS MORNING TO 4 AM EDT /3 AM CDT/ SUNDAY...

* WHAT...For the High Surf Advisory, large breaking waves of 5 
  to 7 feet expected in the surf zone. For the High Rip Current 
  Risk, dangerous rip currents.

* WHERE...Walton, Bay, and Gulf County Beaches.

* WHEN...For the High Surf Advisory, from 8 AM EDT /7 AM CDT/ 
  Friday to 4 AM EDT /3 AM CDT/ Sunday. For the High Rip Current 
  Risk, through late Sunday night.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

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.

&&

$$

FLZ115-190900-
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
Coastal Franklin-
448 AM EDT Fri Jun 18 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, Gulf, and Franklin County Beaches.

* WHEN...Through late Sunday night.

* 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.

&&

$$
434 
WHUS42 KTAE 190748
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
348 AM EDT Sat Jun 19 2021

FLZ108-112-114-191800-
/O.CON.KTAE.SU.Y.0003.000000T0000Z-210620T0800Z/
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
South Walton-Coastal Bay-Coastal Gulf-
348 AM EDT Sat Jun 19 2021 /248 AM CDT Sat Jun 19 2021/

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT /3 AM CDT/
SUNDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...For the High Surf Advisory, large breaking waves of 5 
  to 7 feet expected in the surf zone. For the High Rip Current 
  Risk, dangerous rip currents.

* WHERE...Walton, Bay, and Gulf County Beaches.

* WHEN...For the High Surf Advisory, through 4 AM EDT /3 AM CDT/ 
  Sunday. For the High Rip Current Risk, through late Sunday 
  night.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

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.

&&

$$

FLZ115-191800-
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
Coastal Franklin-
348 AM EDT Sat Jun 19 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, Gulf, and Franklin County Beaches.

* WHEN...Through late Sunday night.

* 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.

&&

$$
441 
WHUS42 KTAE 191950
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
350 PM EDT Sat Jun 19 2021

FLZ108-112-114-200800-
/O.CON.KTAE.SU.Y.0003.000000T0000Z-210620T0800Z/
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
South Walton-Coastal Bay-Coastal Gulf-
350 PM EDT Sat Jun 19 2021 /250 PM CDT Sat Jun 19 2021/

...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT /3 AM CDT/
SUNDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...For the High Surf Advisory, large breaking waves of 5 
  to 7 feet expected in the surf zone. For the High Rip Current 
  Risk, dangerous rip currents.

* WHERE...Walton, Bay, and Gulf County Beaches.

* WHEN...For the High Surf Advisory, through 4 AM EDT /3 AM CDT/ 
  Sunday. For the High Rip Current Risk, through late Sunday 
  night.

* IMPACTS...Dangerous swimming and surfing conditions and 
  localized beach erosion. Rip currents can sweep even the best 
  swimmers away from shore into deeper water.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Inexperienced swimmers should remain out of the water due to
dangerous surf conditions.

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.

&&

$$

FLZ115-200800-
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
Coastal Franklin-
350 PM EDT Sat Jun 19 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, Gulf, and Franklin County Beaches.

* WHEN...Through late Sunday night.

* 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.

&&

$$
533 
WHUS42 KTAE 200818
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
418 AM EDT Sun Jun 20 2021

FLZ108-112-114-201630-
/O.EXP.KTAE.SU.Y.0003.000000T0000Z-210620T0800Z/
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
South Walton-Coastal Bay-Coastal Gulf-
418 AM EDT Sun Jun 20 2021 /318 AM CDT Sun Jun 20 2021/

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT...
...HIGH SURF ADVISORY HAS EXPIRED...

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, and Gulf County Beaches.

* WHEN...For the High Rip Current Risk, through late Sunday 
  night.

* 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.

&&

$$

FLZ115-201630-
/O.CON.KTAE.RP.S.0056.000000T0000Z-210621T1000Z/
Coastal Franklin-
418 AM EDT Sun Jun 20 2021

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

* WHAT...Dangerous rip currents.

* WHERE...Walton, Bay, Gulf, and Franklin County Beaches.

* WHEN...Through late Sunday night.

* 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 Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 4:58 AM CDTRip Current StatementTAEBay, Franklin, Gulf, Walton7 days

Nearby

High Surf Advisories in Florida, 2021Every high surf advisory 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.