Alert archive / Florida / Rip Current Statements in 2021

Rip Current Statement 22, NWS Tampa Bay, FL

September 1, 20216 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at Sep 1, 2021, 4:18 AM EDT for 6 counties in Florida. It took effect at Sep 1, 2021, 8:00 AM EDT. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
Sep 1, 2021, 4:18 AM EDT (08:18 UTC)
In effect from
Sep 1, 2021, 8:00 AM EDT
Expired
Sep 2, 2021, 8:00 PM EDT
In force
36 hr
Issued by
NWS Tampa Bay, FL

Counties Charlotte County, FL, Hillsborough County, FL, Lee County, FL, Manatee County, FL, Pinellas County, FL, Sarasota County, FL

The radar

The Tampa radar (KTBW), 44 km from the middle of the area, began a volume at 08:21 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

Tampa Bay, FL (KTBW), launched 00:00Z, 8.3 hours before the alert went out and 43 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, Tampa Bay, FL at 00:00Z on 2021-09-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2086 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, Tampa Bay, FL at 00:00Z on 2021-09-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -49 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
2086 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-49 m²/s²
0-3 km storm-relative helicity
-46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

779 
WHUS42 KTBW 010818
CFWTBW

Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
418 AM EDT Wed Sep 1 2021

FLZ050-151-155-160-162-165-011630-
/O.NEW.KTBW.RP.S.0022.210901T1200Z-210903T0000Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
418 AM EDT Wed Sep 1 2021

...HIGH RIP CURRENT RISK IN EFFECT FROM 8 AM EDT THIS MORNING
THROUGH THURSDAY EVENING...

* WHAT...Dangerous rip currents expected.

* WHERE...Pinellas, Coastal Hillsborough, Coastal Manatee, 
  Coastal Sarasota, Coastal Charlotte and Coastal Lee Counties.

* WHEN...From 8 AM EDT this morning through Thursday 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.

&&

$$
1 follow-up statement
739 
WHUS42 KTBW 021856
CFWTBW

Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
256 PM EDT Thu Sep 2 2021

FLZ050-151-155-160-162-165-030000-
/O.CON.KTBW.RP.S.0022.000000T0000Z-210903T0000Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
256 PM EDT Thu Sep 2 2021

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 8 PM EDT THIS
EVENING...

* WHAT...Dangerous rip currents.

* WHERE...Coastal Manatee, Coastal Hillsborough, Coastal 
  Sarasota, Pinellas, Coastal Charlotte and Coastal Lee Counties.

* WHEN...Until 8 PM EDT 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.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 1, 3:56 AM EDTSmall Craft AdvisoryTBW18 hr
Sep 1, 5:53 AM EDTSpecial Marine WarningTBW37 min
Sep 1, 5:56 AM EDTSpecial Weather StatementTBWPinellas34 min
Sep 1, 7:26 AM EDTSpecial Marine WarningTBW34 min
Sep 1, 8:56 AM EDTSpecial Marine WarningTBW64 min
Sep 1, 9:00 AM EDTSpecial Marine WarningTBW30 min
Sep 1, 9:24 AM EDTSpecial Marine WarningTBW36 min
Sep 1, 9:58 AM EDTSpecial Weather StatementTBWCitrus32 min
Sep 1, 10:49 AM EDTSpecial Marine WarningTBW56 min
Sep 1, 11:09 AM EDTAreal Flood AdvisoryTBWCitrus, Levy4 hr
Sep 1, 1:08 PM EDTSpecial Marine WarningTBW37 min
Sep 1, 1:54 PM EDTSpecial Marine WarningTBW21 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.