Alert archive / Florida / Rip Current Statements in 2019

Rip Current Statement 27, NWS Tampa Bay, FL

December 17, 20196 counties in Florida

NWS Tampa Bay, FL issued this rip current statement at Dec 17, 2019, 3:38 PM EST for 6 counties in Florida. It took effect at Dec 18, 2019, 7:00 AM EST. It was in force for 33 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2019, 3:38 PM EST (20:38 UTC)
In effect from
Dec 18, 2019, 7:00 AM EST
Expired
Dec 19, 2019, 4:00 PM EST
In force
33 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 20:40 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 12:00Z, 8.6 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 12:00Z on 2019-12-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 777 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2019-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 198 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
777 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
709 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
198 m²/s²
0-3 km storm-relative helicity
215 m²/s²
Significant tornado parameter
0.6
Supercell composite
4.5

Open this sounding in Storm Lab

The text

As transmitted.

454 
WHUS42 KTBW 172038
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
338 PM EST Tue Dec 17 2019

FLZ050-151-155-160-162-165-180445-
/O.NEW.KTBW.RP.S.0027.191218T1200Z-191219T2100Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
338 PM EST Tue Dec 17 2019

...HIGH RIP CURRENT RISK IN EFFECT FROM WEDNESDAY MORNING THROUGH
THURSDAY AFTERNOON...

The National Weather Service in Tampa Bay Ruskin has issued a
High Rip Current Risk, which is in effect from Wednesday morning
through Thursday afternoon. 

* RIP CURRENT TIMING...Increasing wave action will create rip
  currents early Wednesday through Thursday afternoon.

* RIP CURRENT IMPACTS...Strong rip currents will lead to dangerous
  swimming conditions at area beaches.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. For maximum safety...swim near a lifeguard.
Pay attention to flags and signs.

If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly. 

&&

$$


https://www.weather.gov/tampa
4 follow-up statements
839 
WHUS42 KTBW 180841
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
341 AM EST Wed Dec 18 2019

FLZ050-151-155-160-162-165-191000-
/O.CON.KTBW.RP.S.0027.191218T1200Z-191219T2100Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
341 AM EST Wed Dec 18 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 7 AM EST THIS
MORNING THROUGH THURSDAY AFTERNOON...

* RIP CURRENT TIMING...Increasing wave action will create rip
  currents today through Thursday afternoon. 

* RIP CURRENT IMPACTS...Strong rip currents will lead to 
  dangerous swimming conditions at area beaches. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. For maximum safety...swim near a lifeguard.
Pay attention to flags and signs.

If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly.

&&

$$


https://www.weather.gov/tampa
137 
WHUS42 KTBW 181247
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
747 AM EST Wed Dec 18 2019

FLZ050-151-155-160-162-165-182100-
/O.NEW.KTBW.SU.Y.0006.191218T1247Z-191219T0900Z/
/O.CON.KTBW.RP.S.0027.000000T0000Z-191219T2100Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
747 AM EST Wed Dec 18 2019

...HIGH SURF ADVISORY IN EFFECT UNTIL 4 AM EST THURSDAY...
...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY
AFTERNOON...

The National Weather Service in Tampa Bay Ruskin has issued a
High Surf Advisory, which is in effect until 4 AM EST Thursday. 

* HIGH SURF...Breaking waves up to 5 to 7 feet are expected along
  area beaches.

* HIGH SURF TIMING...This morning through early Thursday morning.

* HIGH SURF IMPACTS...Large breaking waves will produce very
  dangerous conditions along area beaches. Venturing into the surf
  is not recommended.

* RIP CURRENT TIMING...Increasing wave action will create rip 
  currents today through Thursday afternoon. 

* RIP CURRENT IMPACTS...Strong rip currents will lead to 
  dangerous swimming conditions at area beaches. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. For maximum safety...swim near a lifeguard.
Pay attention to flags and signs.

If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly.

A High Surf Advisory means that high surf will affect beaches in
the advisory area...producing localized beach erosion and
dangerous swimming conditions.

&&

$$


https://www.weather.gov/tampa
306 
WHUS42 KTBW 182018
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
318 PM EST Wed Dec 18 2019

FLZ050-151-155-160-162-165-190430-
/O.CAN.KTBW.SU.Y.0006.000000T0000Z-191219T0900Z/
/O.CON.KTBW.RP.S.0027.000000T0000Z-191219T2100Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
318 PM EST Wed Dec 18 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY
AFTERNOON...
...HIGH SURF ADVISORY IS CANCELLED...

The National Weather Service in Tampa Bay Ruskin has cancelled
the High Surf Advisory. 

* RIP CURRENT TIMING...Increasing wave action will create rip  
currents today through Thursday afternoon.

* RIP CURRENT IMPACTS...Strong rip currents will lead to dangerous
  swimming conditions at area beaches. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. For maximum safety...swim near a lifeguard.
Pay attention to flags and signs.

If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly. 

&&

$$


https://www.weather.gov/tampa
718 
WHUS42 KTBW 190948
CFWTBW

URGENT - IMMEDIATE BROADCAST REQUESTED
Coastal Hazard Message
National Weather Service Tampa Bay Ruskin FL
448 AM EST Thu Dec 19 2019

FLZ050-151-155-160-162-165-192100-
/O.CON.KTBW.RP.S.0027.000000T0000Z-191219T2100Z/
Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota-
Coastal Charlotte-Coastal Lee-
448 AM EST Thu Dec 19 2019

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 4 PM EST THIS
AFTERNOON...

* RIP CURRENT TIMING...Continued wave action will create rip
  currents through this afternoon.

* RIP CURRENT IMPACTS...Strong rip currents will lead to 
  dangerous swimming conditions at area beaches. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Rip currents are powerful channels of water flowing quickly away
from shore...which occur most often at low spots or breaks in the
sandbar and in the vicinity of structures such as groins...
jetties and piers. For maximum safety...swim near a lifeguard.
Pay attention to flags and signs.

If you become caught in a rip current...yell for help. Remain
calm...do not exhaust yourself and stay afloat while waiting for
help. If you have to swim out of a rip current...swim parallel to
shore and back toward the beach when possible. Do not attempt to
swim directly against a rip current as you will tire quickly.

&&

$$


https://www.weather.gov/tampa

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 2:47 AM ESTSmall Craft AdvisoryTBW3 days
Dec 17, 5:56 PM ESTSpecial Marine WarningTBW64 min
Dec 17, 6:35 PM ESTSpecial Weather StatementTBWPinellas25 min
Dec 17, 6:38 PM ESTSpecial Marine WarningTBW37 min

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.