Alert archive / Florida / Rip Current Statements in 2016

Rip Current Statement 99, NWS Tallahassee, FL

November 20, 2016Gulf County, Florida

NWS Tallahassee, FL issued this rip current statement at Nov 20, 2016, 9:15 AM CST for Gulf County, Florida. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Nov 20, 2016, 9:15 AM CST (15:15 UTC)
Expired
Nov 20, 2016, 5:00 PM CST
In force
8 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 15:20 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, 3.3 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 12:00Z on 2016-11-20Temperature 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 2016-11-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 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
2728 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

223 
WHUS42 KTAE 201515
CFWTAE

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1015 AM EST SUN NOV 20 2016

...HIGH RISK OF RIP CURRENTS ALONG GULF COUNTY BEACHES INCLUDING
SAINT JOSEPH ISLAND...


FLZ114-202300-
/O.NEW.KTAE.RP.S.0099.161120T1515Z-161120T2300Z/
COASTAL GULF-
1015 AM EST SUN NOV 20 2016 /915 AM CST SUN NOV 20 2016/

...HIGH RIP CURRENT RISK IN EFFECT UNTIL 6 PM EST /5 PM CST/ THIS
EVENING...

THE NATIONAL WEATHER SERVICE IN TALLAHASSEE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT UNTIL 6 PM EST /5 PM CST/ THIS
EVENING. 

* TIMING...THIS AFTERNOON

* IMPACTS...ROUGH SURF AND RIP CURRENTS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A HIGH RISK OF RIP CURRENTS.

RIP CURRENTS ARE POWERFUL CHANNELS OF WATER FLOWING QUICKLY AWAY
FROM SHORE. THEY OCCUR MOST OFTEN AT LOW SPOTS OR BREAKS IN THE
SANDBAR...AS WELL AS IN THE VICINITY OF JETTIES AND PIERS.

HEED THE ADVICE OF LIFEGUARDS...BEACH PATROL FLAGS...AND SIGNS
BEFORE ENTERING THE WATER. IF CAUGHT IN A RIP CURRENT DO NOT SWIM
AGAINST IT. FACE THE SHORE AND SIGNAL FOR HELP. FLOAT OR TREAD
WATER UNTIL THE CURRENT ENDS OR UNTIL RESCUED.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 20, 1:59 AM CSTFire Weather WatchTAEBay, Calhoun, Gadsden, Holmes, Jackson, Leon and 3 more23 hr
Nov 20, 1:59 AM CSTRed Flag WarningTAEBay, Calhoun, Holmes, Jackson, Walton, Washington15 hr
Nov 20, 1:30 PM CSTFreeze WarningTAEBay, Calhoun, Dixie, Franklin, Gadsden, Gulf and 10 more18 hr

Nearby

Rip Current Statements in Florida, 2016Every rip current statement in 2016

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.