Alert archive / Florida / Rip Current Statements in 2021

Rip Current Statement 70, NWS Tallahassee, FL

July 23, 2021Bay County, Gulf County, Florida

NWS Tallahassee, FL issued this rip current statement at Jul 23, 2021, 2:11 AM CDT for Bay County, Gulf County, Florida. It took effect at Jul 23, 2021, 3:00 AM CDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jul 23, 2021, 2:11 AM CDT (07:11 UTC)
In effect from
Jul 23, 2021, 3:00 AM CDT
Expired
Jul 23, 2021, 9:00 PM CDT
In force
18 hr
Issued by
NWS Tallahassee, FL

Counties Bay County, FL, Gulf County, FL

The radar

The Eglin Afb radar (KEVX), 71 km from the middle of the area, began a volume at 07:11 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 00:00Z, 7.2 hours before the alert went out and 116 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 00:00Z on 2021-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2115 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2021-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
2115 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1395 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

794 
WHUS42 KTAE 230711
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
311 AM EDT Fri Jul 23 2021

FLZ112-114-240200-
/O.EXP.KTAE.RP.S.0069.000000T0000Z-210723T0700Z/
/O.NEW.KTAE.RP.S.0070.210723T0800Z-210724T0200Z/
Coastal Bay-Coastal Gulf-
311 AM EDT Fri Jul 23 2021 /211 AM CDT Fri Jul 23 2021/

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


* WHAT...Dangerous rip currents expected.

* WHERE...Bay and Gulf County 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.

&&

$$

FLZ108-230815-
/O.EXP.KTAE.RP.S.0069.000000T0000Z-210723T0700Z/
South Walton-
211 AM CDT Fri Jul 23 2021

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

The High risk for rip currents for South Walton County is no 
longer in effect.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 22, 8:19 PM CDTSpecial Weather StatementTAEWakulla26 min
Jul 23, 2:01 PM CDTSpecial Weather StatementTAELafayette44 min
Jul 23, 4:11 PM CDTSpecial Weather StatementTAEJefferson, Leon64 min
Jul 23, 4:34 PM CDTSpecial Marine WarningTAE3 hr
Jul 23, 4:43 PM CDTSpecial Weather StatementTAEGadsden, Jackson47 min
Jul 23, 5:24 PM CDTSpecial Marine WarningTAE3 hr
Jul 23, 5:31 PM CDTSpecial Weather StatementTAEJackson44 min
Jul 23, 5:44 PM CDTSpecial Weather StatementTAECalhoun, Liberty76 min
Jul 23, 6:19 PM CDTSpecial Weather StatementTAEWashington41 min
Jul 23, 6:28 PM CDTSpecial Marine WarningTAE2 hr
Jul 23, 6:41 PM CDTSpecial Weather StatementTAEFranklin, Gulf79 min
Jul 23, 6:45 PM CDTSpecial Marine WarningTAE2 hr
Jul 23, 6:54 PM CDTSpecial Weather StatementTAEBay, Walton81 min

Nearby

Rip Current Statements in Florida, 2021Every rip current statement 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.