Alert archive / Florida / High Surf Warnings in 2018
High Surf Warning 2, NWS Tallahassee, FL
NWS Tallahassee, FL issued this high surf warning at Oct 9, 2018, 2:54 AM CDT for 4 counties in Florida. It took effect at Oct 9, 2018, 1:00 PM CDT. It was in force for 36 hr. 17 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Oct 9, 2018, 2:54 AM CDT (07:54 UTC)
- In effect from
- Oct 9, 2018, 1:00 PM CDT
- Expired
- Oct 11, 2018, 1:00 AM CDT
- In force
- 36 hr
- Issued by
- NWS Tallahassee, FL
Counties Bay County, FL, Franklin County, FL, Gulf County, FL, Walton County, FL
The radar
The Eglin Afb radar (KEVX), 64 km from the middle of the area, began a volume at 07:56 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Oct 10, 10:25 AM CDT | HURRICANE | Apalachicola Airport, FL | ASOS STATION AAF, APALACHICOLA MUNICIPAL AIRPORT REPORTED A GUST OF 76 MPH. |
| Oct 10, 11:11 AM CDT | HURRICANE | 1 Nne Port Saint Joe, FL | GULF COUNTY EOC WEATHER STEM GUSTED TO 84 MPH. |
| Oct 10, 11:12 AM CDT | HURRICANE | 2 Ssw Eastpoint, FL | SAINT GEORGE ISLAND BRIDGE WEATHERSTEM REPORTED 81 MPH GUST. |
| Oct 10, 11:19 AM CDT | HURRICANE | Apalachicola Airport, FL | 87 MPH WIND GUST ASOS STATION AAF, APALACHICOLA MUNICIPAL AIRPORT. |
| Oct 10, 11:31 AM CDT | HURRICANE | Apalachicola Airport, FL | ASOS STATION AAF, APALACHICOLA MUNICIPAL AIRPORT REPORTS A GUST OF 89 MPH. |
| Oct 10, 11:35 AM CDT | HURRICANE | 1 S Panama City, FL | STATION PACF1, PCB TIDE GAUGE REPORTED A GUST OF 101 MPH. |
| Oct 10, 11:38 AM CDT | HURRICANE | 1 Sw Milltown, FL | GULF COUNTY EOC WEATHERSTEM REPORTED A GUST OF 113 MPH. |
| Oct 10, 11:42 AM CDT | HURRICANE | 1 Nnw Port Saint Joe, FL | GULF COUNTY EOC WEATHERSTEM SITE REPORTED A GUST OF 106 MPH. |
| Oct 10, 11:45 AM CDT | HURRICANE | 1 Sw Milltown, FL | GULF COUNTY EOC WEATHERSTEM SITE REPORTS SUSTAINED WINDS OF 74 MPH. |
| Oct 10, 12:00 PM CDT | HURRICANE | Apalachicola Airport, FL | REPORT OF THE ASOS TOWER AT APALACHICOLA AIRPORT WAS KNOCKED DOWN. THE 1653Z OBSERVATION WAS THE LAST OBSERVATION REPORTED. |
| Oct 10, 12:08 PM CDT | NON-TSTM WND GST 119 | Tyndall Afb, FL | AWOS STATION PAM, TYNDALL AFB REPORTS SUSTAINED WINDS OF 82 MPH GUSTS TO 119 MPH. |
| Oct 10, 12:12 PM CDT | HURRICANE | Tyndall Afb, FL | AWOS STATION PAM, TYNDALL AFB REPORTED A GUST OF 129 MPH. |
| Oct 10, 12:22 PM CDT | HURRICANE | 2 N Magnolia Beach, FL | FSU PANAMA CITY WEATHERSTEM REPORTS SUSTAINED WINDS OF 100 MPH WITH GUSTS TO 116. |
| Oct 10, 12:22 PM CDT | HURRICANE | 5 Ne West Bay, FL | WIND GUST TO 74 MPH AT KECP...PANAMA CITY AIRPORT |
| Oct 10, 1:00 PM CDT | HURRICANE | 1 E Mexico Beach, FL | SIGNIFICANT DAMAGE AND INUNDATION REPORTED THROUGHOUT MEXICO BEACH. |
| Oct 10, 1:00 PM CDT | HURRICANE | 1 Nnw Port Saint Joe, FL | NUMEROUS REPORTS OF TREES AND POWER LINES DOWN, ALSO REPORTS OF STRUCTURAL DAMAGE OF RESIDENTIAL AND COMMERCIAL BUILDINGS. FLOODING WAS ALSO BEING REPORTED. |
| Oct 10, 4:15 PM CDT | HURRICANE | Tyndall Afb, FL | 121 KNOT (139 MPH) WIND GUST REPORTED BY TYNDALL AFB SENSOR ON INACTIVE RUNWAY PRIOR TO FAILURE BUT AFTER COMMUNICATIONS FAILED. TIME IS ESTIMATED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.9 hours before the alert went out and 116 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
- 725 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 152 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.7
The text
As transmitted.
146 WHUS42 KTAE 090754 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 354 AM EDT Tue Oct 9 2018 ...LIFE THREATENING SURF AND RIP CURRENTS ALONG ALL AREA BEACHES THROUGH THURSDAY... FLZ108-112-114-115-092000- /O.NEW.KTAE.SU.W.0002.181009T1800Z-181011T0600Z/ /O.CON.KTAE.RP.S.0101.000000T0000Z-181012T0700Z/ South Walton-Coastal Bay-Coastal Gulf-Coastal Franklin- 354 AM EDT Tue Oct 9 2018 /254 AM CDT Tue Oct 9 2018/ ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE THURSDAY NIGHT... ...HIGH SURF WARNING IN EFFECT FROM 2 PM EDT /1 PM CDT/ THIS AFTERNOON TO 2 AM EDT /1 AM CDT/ THURSDAY... The National Weather Service in Tallahassee has issued a High Surf Warning, which is in effect from 2 PM EDT /1 PM CDT/ this afternoon to 2 AM EDT /1 AM CDT/ Thursday. * SURF HEIGHT...Increasing to 10 to 13 feet beginning tonight through Thursday. * TIMING...The surf will be very dangerous and life threatening through Thursday. * IMPACTS...Frequent life-threatening rip currents are expected. The surf is dangerous for all level of swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... There is a high risk of rip currents. 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. Heed the advice of lifeguards, beach patrol 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 Warning indicates that dangerous, battering waves will pound the shoreline. This will result in life-threatening conditions. && $$
3 follow-up statements
512 WHUS42 KTAE 091920 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 320 PM EDT Tue Oct 9 2018 ...LIFE THREATENING SURF AND RIP CURRENTS ALONG ALL AREA BEACHES THROUGH THURSDAY... FLZ108-112-114-115-111930- /O.CON.KTAE.SU.W.0002.000000T0000Z-181011T0600Z/ /O.CON.KTAE.RP.S.0101.000000T0000Z-181012T0700Z/ South Walton-Coastal Bay-Coastal Gulf-Coastal Franklin- 320 PM EDT Tue Oct 9 2018 /220 PM CDT Tue Oct 9 2018/ ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 2 AM EDT /1 AM CDT/ THURSDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE THURSDAY NIGHT... * SURF HEIGHT...Increasing to 10 to 13 feet beginning tonight through Thursday. * TIMING...The surf will be very dangerous and life threatening through Thursday. * IMPACTS...Frequent life-threatening rip currents are expected. The surf is dangerous for all level of swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... There is a high risk of rip currents. Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as groins, jetties and piers. Heed the advice of lifeguards, beach patrol flags and signs. If you become caught in a rip current, yell for help. Remain calm, do not exhaust yourself and stay afloat while waiting for help. If you have to swim out of a rip current, swim parallel to shore and back toward the beach when possible. Do not attempt to swim directly against a rip current as you will tire quickly. A High Surf Warning indicates that dangerous, battering waves will pound the shoreline. This will result in life-threatening conditions. && $$
907 WHUS42 KTAE 100738 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL 338 AM EDT Wed Oct 10 2018 ...LIFE THREATENING SURF AND RIP CURRENTS ALONG ALL AREA BEACHES THROUGH THURSDAY... FLZ108-112-114-115-101545- /O.CON.KTAE.SU.W.0002.000000T0000Z-181011T0600Z/ /O.CON.KTAE.RP.S.0101.000000T0000Z-181012T0700Z/ South Walton-Coastal Bay-Coastal Gulf-Coastal Franklin- 338 AM EDT Wed Oct 10 2018 /238 AM CDT Wed Oct 10 2018/ ...HIGH SURF WARNING REMAINS IN EFFECT UNTIL 2 AM EDT /1 AM CDT/ THURSDAY... ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE THURSDAY NIGHT... * SURF HEIGHT...10 to 13 feet. * TIMING...Today through early tonight. * IMPACTS...The surf and frequent rip currents will be very dangerous and life threatening for all level of swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... There is a high risk of rip currents. 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. Heed the advice of lifeguards, beach patrol 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 Warning indicates that dangerous, battering waves will pound the shoreline. This will result in life-threatening conditions. && $$ LF
312 WHUS42 KTAE 110602 CFWTAE Coastal Hazard Message National Weather Service Tallahassee FL Issued by National Weather Service Jacksonville FL 202 AM EDT Thu Oct 11 2018 ...LIFE THREATENING SURF AND RIP CURRENTS ALONG ALL AREA BEACHES THROUGH THURSDAY... FLZ108-112-114-115-112000- /O.EXP.KTAE.SU.W.0002.000000T0000Z-181011T0600Z/ /O.CON.KTAE.RP.S.0101.000000T0000Z-181012T0700Z/ South Walton-Coastal Bay-Coastal Gulf-Coastal Franklin- 202 AM EDT Thu Oct 11 2018 /102 AM CDT Thu Oct 11 2018/ ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE TONIGHT... ...HIGH SURF WARNING HAS EXPIRED... * SURF HEIGHT...2 to 4 feet. * TIMING...Today through early tonight. * IMPACTS...The surf and frequent rip currents will be very dangerous and life threatening for all level of swimmers. PRECAUTIONARY/PREPAREDNESS ACTIONS... Rip currents are powerful channels of water flowing quickly away from shore, which occur most often at low spots or breaks in the sandbar and in the vicinity of structures such as groins, jetties and piers. Heed the advice of lifeguards, beach patrol flags and signs. If you become caught in a rip current, yell for help. Remain calm, do not exhaust yourself and stay afloat while waiting for help. If you have to swim out of a rip current, swim parallel to shore and back toward the beach when possible. Do not attempt to swim directly against a rip current as you will tire quickly. && $$
The office that day
Everything else NWS Tallahassee, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 9, 2:55 AM CDT | Flash Flood Watch | TAE | Bay, Calhoun, Franklin, Gadsden, Gulf, Holmes and 6 more | 45 hr |
| Oct 9, 4:08 PM CDT | River Flood Warning | TAE | Calhoun | 9 days |
| Oct 9, 4:08 PM CDT | River Flood Warning | TAE | Gadsden, Leon | 41 hr |
| Oct 9, 4:44 PM CDT | River Flood Warning | TAE | Leon, Wakulla | 48 hr |
Nearby
High Surf Warnings in Florida, 2018Every high surf warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.