Alert archive / Florida / Rip Current Statements in 2023

Rip Current Statement 40, NWS Tallahassee, FL

April 20, 2023Bay County, Florida

NWS Tallahassee, FL issued this rip current statement at Apr 20, 2023, 2:39 AM CDT for Bay County, Florida. It took effect at Apr 20, 2023, 11:00 AM CDT. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 20, 2023, 2:39 AM CDT (07:39 UTC)
In effect from
Apr 20, 2023, 11:00 AM CDT
Expired
Apr 20, 2023, 7:00 PM CDT
In force
8 hr
Issued by
NWS Tallahassee, FL

County Bay County, FL

The radar

The Eglin Afb radar (KEVX), 46 km from the middle of the area, began a volume at 07:38 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

Eglin AFB/Valpar, FL (KVPS), launched 00:00Z, 7.7 hours before the alert went out and 87 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, Eglin AFB/Valpar, FL at 00:00Z on 2023-04-20Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Eglin AFB/Valpar, FL at 00:00Z on 2023-04-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
2663 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

750 
WHUS42 KTAE 200739
CFWTAE

Coastal Hazard Message
National Weather Service Tallahassee FL
339 AM EDT Thu Apr 20 2023

FLZ112-210000-
/O.NEW.KTAE.RP.S.0040.230420T1600Z-230421T0000Z/
Coastal Bay-
239 AM CDT Thu Apr 20 2023

...HIGH RIP CURRENT RISK IN EFFECT FROM 11 AM CDT THIS MORNING
THROUGH THIS EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Bay County Beaches.

* WHEN...From 11 AM CDT this morning 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.

&&

$$

Nearby

Rip Current Statements in Florida, 2023Every rip current statement in 2023

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.