Alert archive / Florida / Rip Current Statements in 2018
Rip Current Statement 20, NWS Tampa Bay, FL
NWS Tampa Bay, FL issued this rip current statement at Dec 4, 2018, 2:30 PM EST for 6 counties in Florida. It took effect at Dec 5, 2018, 3:59 AM EST. It was in force for 21 hr.
The area
The counties it named.
The facts
- Issued
- Dec 4, 2018, 2:30 PM EST (19:30 UTC)
- In effect from
- Dec 5, 2018, 3:59 AM EST
- Expired
- Dec 6, 2018, 1:00 AM EST
- In force
- 21 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 19:32 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, 7.5 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.
- Mixed-layer CAPE
- 1142 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 546 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 70 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.3
The text
As transmitted.
607 WHUS42 KTBW 041930 CFWTBW URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Tampa Bay Ruskin FL 230 PM EST Tue Dec 4 2018 FLZ050-151-155-160-162-165-060200- /O.NEW.KTBW.RP.S.0020.181205T1600Z-181206T0200Z/ Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota- Coastal Charlotte-Coastal Lee- 230 PM EST Tue Dec 4 2018 ...HIGH RIP CURRENT RISK IN EFFECT FROM WEDNESDAY MORNING THROUGH WEDNESDAY EVENING... The National Weather Service in Tampa Bay Ruskin has issued a High Rip Current Risk, which is in effect from Wednesday morning through Wednesday evening. * RIP CURRENT TIMING...Increasing wave action will create rip currents along area beaches on Wednesday. * RIP CURRENT IMPACTS...Life threatening Rip Currents are likely on Wednesday. Always swim near a lifeguard, and never swim alone! 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. && $$ https://www.weather.gov/tampa
2 follow-up statements
963 WHUS42 KTBW 050859 CFWTBW URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Tampa Bay Ruskin FL 359 AM EST Wed Dec 5 2018 FLZ050-151-155-160-162-165-060200- /O.EXT.KTBW.RP.S.0020.181205T0859Z-181206T0200Z/ Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota- Coastal Charlotte-Coastal Lee- 359 AM EST Wed Dec 5 2018 ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH THIS EVENING... * RIP CURRENT TIMING...Increasing wave action will create rip currents along area beaches today. * RIP CURRENT IMPACTS...Life threatening Rip Currents are likely today. Always swim near a lifeguard, and never swim alone! PRECAUTIONARY/PREPAREDNESS ACTIONS... Rip currents are powerful channels of water flowing quickly away from shore...which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as groins... jetties and piers. For maximum safety...swim near a lifeguard. Pay attention to flags and signs. If you become caught in a rip current...yell for help. Remain calm...do not exhaust yourself and stay afloat while waiting for help. If you have to swim out of a rip current...swim parallel to shore and back toward the beach when possible. Do not attempt to swim directly against a rip current as you will tire quickly. && $$ https://www.weather.gov/tampa
083 WHUS42 KTBW 051853 CFWTBW URGENT - IMMEDIATE BROADCAST REQUESTED Coastal Hazard Message National Weather Service Tampa Bay Ruskin FL 153 PM EST Wed Dec 5 2018 FLZ050-151-155-160-162-165-060600- /O.EXT.KTBW.RP.S.0020.000000T0000Z-181206T0600Z/ Pinellas-Coastal Hillsborough-Coastal Manatee-Coastal Sarasota- Coastal Charlotte-Coastal Lee- 153 PM EST Wed Dec 5 2018 ...HIGH RIP CURRENT RISK NOW IN EFFECT UNTIL 1 AM EST THURSDAY... * RIP CURRENT TIMING...Gusty winds and increased wave action will maintain rip currents along area beaches through late tonight. * RIP CURRENT IMPACTS...Life threatening Rip Currents are likely to continue through late tonight. Always swim near a lifeguard, and never swim alone! 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.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 7:05 AM EST | Marine Dense Fog Advisory | TBW | 3 hr |
Nearby
Rip Current Statements in Florida, 2018Every rip current statement in 2018
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.