Alert archive / Florida / High Surf Advisories in 2021
High Surf Advisory 13, NWS Mobile, AL
NWS Mobile, AL issued this high surf advisory at Oct 26, 2021, 3:17 PM CDT for Escambia County, Okaloosa County, Santa Rosa County, Florida; Baldwin County, Mobile County, Alabama. It took effect at Oct 27, 2021, 10:00 PM CDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Oct 26, 2021, 3:17 PM CDT (20:17 UTC)
- In effect from
- Oct 27, 2021, 10:00 PM CDT
- Expired
- Oct 27, 2021, 3:19 PM CDT
- In force
- Issued by
- NWS Mobile, AL
Counties Baldwin County, AL, Mobile County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL
The radar
The Mobile radar (KMOB), 82 km from the middle of the area, began a volume at 20:15 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
Slidell Radar S, LA (KSIL), launched 12:00Z, 8.3 hours before the alert went out and 227 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1213 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
609 WHUS44 KMOB 262017 CFWMOB Coastal Hazard Message National Weather Service Mobile AL 317 PM CDT Tue Oct 26 2021 ALZ265-266-FLZ202-204-206-270430- /O.NEW.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.NEW.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Mobile Coastal-Baldwin Coastal-Escambia Coastal- Santa Rosa Coastal-Okaloosa Coastal- 317 PM CDT Tue Oct 26 2021 ...HIGH RIP CURRENT RISK IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE FRIDAY NIGHT... ...HIGH SURF ADVISORY IN EFFECT FROM 10 PM WEDNESDAY TO 7 PM CDT FRIDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...In Alabama, Mobile Coastal and Baldwin Coastal Counties. In Florida, Escambia Coastal, Santa Rosa Coastal and Okaloosa Coastal Counties. * WHEN...For the High Surf Advisory, from 10 PM Wednesday to 7 PM CDT Friday. For the High Rip Current Risk, from Wednesday evening through late Friday night. * 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. && $$
3 follow-up statements
806 WHUS44 KMOB 270330 CFWMOB Coastal Hazard Message National Weather Service Mobile AL 1030 PM CDT Tue Oct 26 2021 ALZ265-266-FLZ202-204-206-271130- /O.CON.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.CON.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Mobile Coastal-Baldwin Coastal-Escambia Coastal- Santa Rosa Coastal-Okaloosa Coastal- 1030 PM CDT Tue Oct 26 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM WEDNESDAY EVENING THROUGH LATE FRIDAY NIGHT... ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 PM WEDNESDAY TO 7 PM CDT FRIDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...In Alabama, Mobile Coastal and Baldwin Coastal Counties. In Florida, Escambia Coastal, Santa Rosa Coastal and Okaloosa Coastal Counties. * WHEN...For the High Surf Advisory, from 10 PM Wednesday to 7 PM CDT Friday. For the High Rip Current Risk, from Wednesday evening through late Friday night. * IMPACTS...Dangerous swimming and surfing conditions and localized beach erosion. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced swimmers should remain out of the water due to dangerous surf conditions. Swim near a lifeguard. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help. && $$
436 WHUS44 KMOB 271151 CFWMOB Coastal Hazard Message National Weather Service Mobile AL 651 AM CDT Wed Oct 27 2021 ALZ265-266-272000- /O.NEW.KMOB.CF.Y.0006.211028T0300Z-211028T1300Z/ /O.CON.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.CON.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Mobile Coastal-Baldwin Coastal- 651 AM CDT Wed Oct 27 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM THIS EVENING THROUGH LATE FRIDAY NIGHT... ...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 8 AM CDT THURSDAY... ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 7 PM CDT FRIDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 7 feet expected in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected along portions of the shoreline and coastal interface. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...Mobile Coastal and Baldwin Coastal Counties. * WHEN...For the High Surf Advisory, from 10 PM this evening to 7 PM CDT Friday. For the Coastal Flood Advisory, from 10 PM this evening to 8 AM CDT Thursday. For the High Rip Current Risk, from this evening through late Friday night. * 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. && $$ ALZ263-264-272000- /O.NEW.KMOB.CF.Y.0006.211028T0300Z-211028T1300Z/ Mobile Central-Baldwin Central- 651 AM CDT Wed Oct 27 2021 ...COASTAL FLOOD ADVISORY IN EFFECT FROM 10 PM THIS EVENING TO 8 AM CDT THURSDAY... * WHAT...Minor coastal flooding expected along the Mobile Bay shoreline and coastal interface, including along the U.S. 90 and 98 Causeway and Interstate 10 Bayway. * WHERE...Mobile Central and Baldwin Central Counties. * WHEN...From 10 PM this evening to 8 AM CDT Thursday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && $$ FLZ202-204-206-272000- /O.CON.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.CON.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Escambia Coastal-Santa Rosa Coastal-Okaloosa Coastal- 651 AM CDT Wed Oct 27 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM THIS EVENING THROUGH LATE FRIDAY NIGHT... ...HIGH SURF ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 7 PM CDT FRIDAY... * WHAT...For the High Surf Advisory, large breaking waves of 5 to 8 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...In Alabama, Mobile Coastal and Baldwin Coastal Counties. In Florida, Escambia Coastal, Santa Rosa Coastal and Okaloosa Coastal Counties. * WHEN...For the High Surf Advisory, from 10 PM Wednesday to 7 PM CDT Friday. For the High Rip Current Risk, from Wednesday evening through late Friday night. * 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. && $$
188 WHUS44 KMOB 272019 CFWMOB Coastal Hazard Message National Weather Service Mobile AL 319 PM CDT Wed Oct 27 2021 ALZ265-266-280430- /O.UPG.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.NEW.KMOB.SU.W.0004.211028T0300Z-211030T0000Z/ /O.CON.KMOB.CF.Y.0006.211028T0300Z-211028T1300Z/ /O.CON.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Mobile Coastal-Baldwin Coastal- 319 PM CDT Wed Oct 27 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH LATE FRIDAY NIGHT... ...HIGH SURF WARNING IN EFFECT FROM 10 PM THIS EVENING TO 7 PM CDT FRIDAY... ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 8 AM CDT THURSDAY... * WHAT...For the High Surf Warning, dangerously large breaking waves of up to 8 feet expected in the surf zone. For the Coastal Flood Advisory, minor coastal flooding expected. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...Mobile Coastal and Baldwin Coastal Counties. * WHEN...For the High Surf Warning, from 10 PM this evening to 7 PM CDT Friday. For the Coastal Flood Advisory, from 10 PM this evening to 8 AM CDT Thursday. For the High Rip Current Risk, from 7 PM CDT this evening through late Friday night. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life- threatening swimming conditions and significant beach erosion can be expected. 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. Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. 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. && $$ FLZ202-204-206-280430- /O.UPG.KMOB.SU.Y.0013.211028T0300Z-211030T0000Z/ /O.NEW.KMOB.SU.W.0004.211028T0300Z-211030T0000Z/ /O.CON.KMOB.RP.S.0030.211028T0000Z-211030T1100Z/ Escambia Coastal-Santa Rosa Coastal-Okaloosa Coastal- 319 PM CDT Wed Oct 27 2021 ...HIGH RIP CURRENT RISK REMAINS IN EFFECT FROM 7 PM CDT THIS EVENING THROUGH LATE FRIDAY NIGHT... ...HIGH SURF WARNING IN EFFECT FROM 10 PM THIS EVENING TO 7 PM CDT FRIDAY... * WHAT...For the High Surf Warning, dangerously large breaking waves of up to around 8 feet expected in the surf zone. For the High Rip Current Risk, dangerous rip currents expected. * WHERE...Escambia Coastal, Santa Rosa Coastal and Okaloosa Coastal Counties. * WHEN...For the High Surf Warning, from 10 PM this evening to 7 PM CDT Friday. For the High Rip Current Risk, from 7 PM CDT this evening through late Friday night. * IMPACTS...Breaking waves can sweep people off jetties and docks, and into dangerous seas. Life-threatening swimming conditions and significant beach erosion can be expected. Rip currents can sweep even the best swimmers away from shore into deeper water. PRECAUTIONARY/PREPAREDNESS ACTIONS... Everyone should remain out of the water due to life-threatening surf conditions. Stay off of jetties, piers, and other waterside infrastructure. 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. && $$ ALZ263-264-280430- /O.CON.KMOB.CF.Y.0006.211028T0300Z-211028T1300Z/ Mobile Central-Baldwin Central- 319 PM CDT Wed Oct 27 2021 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 10 PM THIS EVENING TO 8 AM CDT THURSDAY... * WHAT...Minor coastal flooding expected. * WHERE...Baldwin Central and Mobile Central Counties. * WHEN...From 10 PM this evening to 8 AM CDT Thursday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && $$
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 26, 3:17 PM CDT | Rip Current Statement | MOB | Escambia, Okaloosa, Santa Rosa | 4 days |
| Oct 26, 3:18 PM CDT | Wind Advisory | MOB | Escambia, Okaloosa, Santa Rosa | 52 hr |
| Oct 26, 3:17 PM CDT | Gale Watch | MOB | 24 hr | |
| Oct 26, 3:17 PM CDT | Small Craft Advisory | MOB | 40 hr | |
| Oct 26, 3:17 PM CDT | Small Craft Advisory | MOB | 4 days |
Nearby
High Surf Advisories in Florida, 2021High Surf Advisories in Alabama, 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.