Alert archive / Florida / High Surf Advisories in 2021
High Surf Advisory 7, NWS Tallahassee, FL
NWS Tallahassee, FL issued this high surf advisory at Aug 30, 2021, 2:36 PM CDT for Gulf County, Florida. It was in force for 43 hr.
The area
The counties it named.
The facts
- Issued
- Aug 30, 2021, 2:36 PM CDT (19:36 UTC)
- Expired
- Sep 1, 2021, 10:00 AM CDT
- In force
- 43 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 19:40 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
Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 7.6 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.
- Mixed-layer CAPE
- 1312 J/kg
- Mixed-layer CIN
- -17 J/kg
- Mixed-layer LCL
- 724 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
080 WHUS42 KTAE 301936 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 336 PM EDT Mon Aug 30 2021 FLZ108-112-310815- /O.NEW.KTAE.CF.Y.0003.210831T0300Z-210831T1800Z/ /O.EXT.KTAE.SU.Y.0006.000000T0000Z-210901T0900Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210902T0400Z/ South Walton-Coastal Bay- 236 PM CDT Mon Aug 30 2021 ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 4 AM CDT WEDNESDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH WEDNESDAY EVENING... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 1 PM CDT TUESDAY... * WHAT...For the High Surf Advisory, large breaking waves of 3 to 8 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Rip Current Risk, dangerous rip currents. * WHERE...South Walton and Coastal Bay Counties. * WHEN...For the High Surf Advisory, until 4 AM CDT Wednesday. For the Coastal Flood Advisory, from 10 PM this evening to 1 PM CDT Tuesday. For the High Rip Current Risk, through Wednesday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Southwest breezes will increase over the northeast Gulf late tonight and Tuesday, lasting into Wednesday morning, as the remnants of Ida pass by to the north. This will kick up waves and surf. Minor coastal flooding is expected around the time of high tide tonight, as the waves push water onshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ FLZ114-310815- /O.NEW.KTAE.SU.Y.0007.210830T1936Z-210901T0900Z/ /O.NEW.KTAE.CF.Y.0003.210831T0300Z-210831T1800Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210902T0400Z/ Coastal Gulf- 336 PM EDT Mon Aug 30 2021 /236 PM CDT Mon Aug 30 2021/ ...HIGH SURF ADVISORY IN EFFECT UNTIL 5 AM EDT /4 AM CDT/ WEDNESDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH WEDNESDAY EVENING... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING TO 2 PM EDT /1 PM CDT/ TUESDAY... * WHAT...For the High Surf Advisory, large breaking waves of 2 to 7 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Rip Current Risk, dangerous rip currents. * WHERE...Coastal Gulf County. * WHEN...For the High Surf Advisory, until 5 AM EDT /4 AM CDT/ Wednesday. For the Coastal Flood Advisory, from 11 PM EDT /10 PM CDT/ this evening to 2 PM EDT /1 PM CDT/ Tuesday. For the High Rip Current Risk, through Wednesday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. * ADDITIONAL DETAILS...Southwest breezes will increase over the northeast Gulf late tonight and Tuesday, lasting into Wednesday morning, as the remnants of Ida pass by to the north. Waves and surf will increase along along Gulf County beaches late tonight and Tuesday. Minor coastal flooding is expected around the time of high tide tonight, as the waves push water onshore. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ FLZ115-310815- /O.CON.KTAE.RP.S.0080.000000T0000Z-210902T0400Z/ Coastal Franklin- 336 PM EDT Mon Aug 30 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH WEDNESDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Gulf and Coastal Franklin Counties. * WHEN...Through Wednesday 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. && $$
3 follow-up statements
885 WHUS42 KTAE 310806 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 406 AM EDT Tue Aug 31 2021 FLZ108-112-311615- /O.EXT.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ /O.CON.KTAE.CF.Y.0003.000000T0000Z-210831T1800Z/ /O.CON.KTAE.SU.Y.0006.000000T0000Z-210901T0900Z/ South Walton-Coastal Bay- 306 AM CDT Tue Aug 31 2021 ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH THURSDAY EVENING... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT WEDNESDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected with inundation values of 1-2 feet. For the High Rip Current Risk, dangerous rip currents. * WHERE...South Walton and Coastal Bay Counties. * WHEN...For the High Surf Advisory, until 4 AM CDT Wednesday. For the Coastal Flood Advisory, until 1 PM CDT this afternoon. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ FLZ114-311615- /O.EXT.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ /O.CON.KTAE.CF.Y.0003.000000T0000Z-210831T1800Z/ /O.CON.KTAE.SU.Y.0007.000000T0000Z-210901T0900Z/ Coastal Gulf- 406 AM EDT Tue Aug 31 2021 /306 AM CDT Tue Aug 31 2021/ ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH THURSDAY EVENING... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT /1 PM CDT/ THIS AFTERNOON... ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT /4 AM CDT/ WEDNESDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 6 feet in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected with inundation values or 1 to 2 feet. For the High Rip Current Risk, dangerous rip currents. * WHERE...Coastal Gulf County. * WHEN...For the High Surf Advisory, until 5 AM EDT /4 AM CDT/ Wednesday. For the Coastal Flood Advisory, until 2 PM EDT /1 PM CDT/ this afternoon. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ FLZ115-311615- /O.EXT.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ Coastal Franklin- 406 AM EDT Tue Aug 31 2021 ...HIGH RIP CURRENT RISK NOW IN EFFECT THROUGH THURSDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Franklin Counties. * WHEN...Through Thursday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
217 WHUS42 KTAE 311927 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 327 PM EDT Tue Aug 31 2021 FLZ108-112-010330- /O.CON.KTAE.SU.Y.0006.000000T0000Z-210901T0900Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ South Walton-Coastal Bay- 227 PM CDT Tue Aug 31 2021 ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT WEDNESDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...South Walton and Coastal Bay Counties. * WHEN...For the High Surf Advisory, until 4 AM CDT Wednesday. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ FLZ114-010330- /O.CON.KTAE.SU.Y.0007.000000T0000Z-210901T0900Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ Coastal Gulf- 327 PM EDT Tue Aug 31 2021 /227 PM CDT Tue Aug 31 2021/ ...HIGH SURF ADVISORY REMAINS IN EFFECT UNTIL 5 AM EDT /4 AM CDT/ WEDNESDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...Coastal Gulf County. * WHEN...For the High Surf Advisory, until 5 AM EDT /4 AM CDT/ Wednesday. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ FLZ115-010330- /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ Coastal Franklin- 327 PM EDT Tue Aug 31 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Franklin Counties. * WHEN...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. && $$
722 WHUS42 KTAE 010847 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 447 AM EDT Wed Sep 1 2021 FLZ108-112-030400- /O.EXT.KTAE.SU.Y.0006.000000T0000Z-210901T1500Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ South Walton-Coastal Bay- 347 AM CDT Wed Sep 1 2021 ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 10 AM CDT THIS MORNING... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...South Walton and Coastal Bay Counties. * WHEN...For the High Surf Advisory, until 10 AM CDT this morning. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$ FLZ114-030400- /O.EXT.KTAE.SU.Y.0007.000000T0000Z-210901T1500Z/ /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ Coastal Gulf- 447 AM EDT Wed Sep 1 2021 /347 AM CDT Wed Sep 1 2021/ ...HIGH SURF ADVISORY NOW IN EFFECT UNTIL 11 AM EDT /10 AM CDT/ THIS MORNING... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 6 feet in the surf zone. For the High Rip Current Risk, dangerous rip currents. * WHERE...Coastal Gulf County. * WHEN...For the High Surf Advisory, until 11 AM EDT /10 AM CDT/ this morning. For the High Rip Current Risk, through Thursday evening. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. 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. && $$ FLZ115-030400- /O.CON.KTAE.RP.S.0080.000000T0000Z-210903T0400Z/ Coastal Franklin- 447 AM EDT Wed Sep 1 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THURSDAY EVENING... * WHAT...Dangerous rip currents. * WHERE...Coastal Franklin Counties. * WHEN...Through Thursday evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 29, 10:15 PM CDT | Special Marine Warning | TAE | 60 min | |
| Aug 29, 11:09 PM CDT | Special Marine Warning | TAE | 51 min | |
| Aug 30, 2:27 AM CDT | Flash Flood Watch | TAE | Bay, Calhoun, Gulf, Holmes, Jackson, Walton and 1 more | 36 hr |
| Aug 30, 4:58 AM CDT | Special Marine Warning | TAE | 92 min | |
| Aug 30, 10:32 AM CDT | Special Marine Warning | TAE | 28 min | |
| Aug 30, 11:30 AM CDT | Special Weather Statement | TAE | Washington | 45 min |
| Aug 30, 11:38 AM CDT | Special Marine Warning | TAE | 2 hr | |
| Aug 30, 11:56 AM CDT | Special Weather Statement | TAE | Walton | 49 min |
| Aug 30, 12:34 PM CDT | Special Weather Statement | TAE | Walton | 41 min |
| Aug 30, 2:20 PM CDT | Special Weather Statement | TAE | Bay, Calhoun, Gulf, Jackson, Washington | 55 min |
| Aug 30, 2:23 PM CDT | Special Marine Warning | TAE | 2 hr | |
| Aug 30, 2:36 PM CDT | Coastal Flood Advisory | TAE | Bay, Gulf, Walton | 22 hr |
| Aug 30, 4:11 PM CDT | Special Weather Statement | TAE | Calhoun, Liberty | 49 min |
Nearby
High Surf Advisories in Florida, 2021Every high surf advisory 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.