Alert archive / Florida / Rip Current Statements in 2019

Rip Current Statement 102, NWS Tallahassee, FL

December 17, 2019Gulf County, Florida

NWS Tallahassee, FL issued this rip current statement at Dec 17, 2019, 1:38 AM CST for Gulf County, Florida. It took effect at Dec 17, 2019, 6:00 AM CST. It was in force for 42 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2019, 1:38 AM CST (07:38 UTC)
In effect from
Dec 17, 2019, 6:00 AM CST
Expired
Dec 19, 2019, 12:00 AM CST
In force
42 hr
Issued by
NWS Tallahassee, FL

County Gulf County, FL

The radar

The Eglin Afb radar (KEVX), 97 km from the middle of the area, began a volume at 07:43 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, 7.6 hours before the alert went out and 107 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 2019-12-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 00:00Z on 2019-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 138 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
786 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
138 m²/s²
0-3 km storm-relative helicity
205 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

922 
WHUS42 KTAE 170738
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
238 AM EST Tue Dec 17 2019

FLZ114-180945-
/O.NEW.KTAE.RP.S.0102.191217T1200Z-191219T0600Z/
Coastal Gulf-
238 AM EST Tue Dec 17 2019 /138 AM CST Tue Dec 17 2019/

...HIGH RIP CURRENT RISK IN EFFECT FROM 7 AM EST /6 AM CST/ THIS
MORNING THROUGH LATE WEDNESDAY NIGHT...

* WHAT...Dangerous rip currents expected.

* WHERE...Gulf County Beaches.

* WHEN...From 7 AM EST /6 AM CST/ this morning through late 
  Wednesday 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.

&&

$$
1 follow-up statement
999 
WHUS42 KTAE 180850
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
350 AM EST Wed Dec 18 2019

FLZ114-190600-
/O.CON.KTAE.RP.S.0102.000000T0000Z-191219T0600Z/
Coastal Gulf-
350 AM EST Wed Dec 18 2019 /250 AM CST Wed Dec 18 2019/

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

* WHAT...Dangerous rip currents expected.

* WHERE...Gulf County Beaches.

* WHEN...Through 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 1:23 AM CSTSmall Craft AdvisoryTAE6 days
Dec 17, 3:34 AM CSTTornado WarningTAEWalton28 min
Dec 17, 3:58 AM CSTTornado WarningTAEHolmes, Walton28 min
Dec 17, 5:43 AM CSTSevere Thunderstorm WarningTAEHolmes, Jackson47 min
Dec 17, 6:32 AM CSTTornado WarningTAEHolmes, Jackson28 min
Dec 17, 6:40 AM CSTSevere Thunderstorm WarningTAEHolmes, Jackson50 min
Dec 17, 7:09 AM CSTTornado Warning Tornado observedTAEJackson36 min
Dec 17, 7:11 AM CSTSpecial Marine WarningTAE94 min
Dec 17, 8:44 AM CSTSpecial Marine WarningTAE31 min
Dec 17, 8:58 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun, Jackson, Liberty47 min
Dec 17, 9:13 AM CSTSpecial Marine WarningTAE2 hr
Dec 17, 9:28 AM CSTSevere Thunderstorm WarningTAECalhoun, Gadsden, Jackson, Liberty47 min
Dec 17, 10:16 AM CSTSevere Thunderstorm WarningTAEBay, Calhoun, Gulf, Liberty59 min
Dec 17, 11:00 AM CSTSpecial Marine WarningTAE2 hr
Dec 17, 11:08 AM CSTSevere Thunderstorm WarningTAECalhoun, Franklin, Gulf, Leon, Liberty, Wakulla67 min
Dec 17, 12:08 PM CSTSpecial Weather StatementTAEJefferson, Wakulla52 min
Dec 17, 12:47 PM CSTSevere Thunderstorm WarningTAEMadison43 min
Dec 17, 12:52 PM CSTSpecial Marine WarningTAE113 min
Dec 17, 12:57 PM CSTSpecial Marine WarningTAE2 hr

Nearby

Rip Current Statements in Florida, 2019Every rip current statement in 2019

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.