Alert archive / Florida / Wind Advisories in 2018
Wind Advisory 9, NWS Jacksonville, FL
NWS Jacksonville, FL issued this wind advisory at Apr 19, 2018, 2:36 PM EDT for Duval County, Flagler County, Nassau County, Florida; Camden County, Glynn County, Georgia. It took effect at Apr 20, 2018, 6:00 AM EDT. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Apr 19, 2018, 2:36 PM EDT (18:36 UTC)
- In effect from
- Apr 20, 2018, 6:00 AM EDT
- Expired
- Apr 20, 2018, 9:48 PM EDT
- In force
- 16 hr
- Issued by
- NWS Jacksonville, FL
Counties Duval County, FL, Flagler County, FL, Nassau County, FL, Camden County, GA, Glynn County, GA
The radar
The Jacksonville radar (KJAX), 13 km from the middle of the area, began a volume at 18:35 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
Jacksonville, FL (KJAX), launched 12:00Z, 6.6 hours before the alert went out and 13 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
- 1513 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- -34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
824 WWUS72 KJAX 191836 NPWJAX URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 236 PM EDT Thu Apr 19 2018 FLZ033-038-124-125-GAZ154-166-201000- /O.NEW.KJAX.WI.Y.0009.180420T1000Z-180421T0200Z/ St. Johns-Flagler-Coastal Nassau-Coastal Duval-Coastal Glynn- Coastal Camden- Including the cities of Ponte Vedra Beach, Durbin, Palm Valley, Fruit Cove, Switzerland, Anastasia, Bakersville, Palm Coast, Amelia City, Fernandina Beach, Yulee, Arlington, Jacksonville, Oceanway, Tallyrand, Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, Dock Junction, Dover Bluff, Kingsland, and Dungeness 236 PM EDT Thu Apr 19 2018 ...WIND ADVISORY IN EFFECT FROM 6 AM TO 10 PM EDT FRIDAY... The National Weather Service in Jacksonville has issued a Wind Advisory, which is in effect from 6 AM to 10 PM EDT Friday. * TIMING...Friday. * WINDS...Northeast winds 20 to 25 mph, with gusts around 35 mph. * IMPACTS...Minor damage to trees, power lines, and property are possible with wind of this magnitude. Motorists in high profiles vehicles are advised to use caution until the wind subsides. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds greater than 25 mph are expected for at least an hour, with gusts of 35 to 57 mph at any time. Minor damage to trees, power lines, and property are possible with wind of this magnitude. Motorists in high profiles vehicles are advised to use caution until the wind subsides. Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. Persons in the advisory area should keep abreast of the latest weather. && $$
4 follow-up statements
561 WWUS72 KJAX 200655 NPWJAX URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 255 AM EDT Fri Apr 20 2018 FLZ033-038-124-125-GAZ154-166-210200- /O.CON.KJAX.WI.Y.0009.180420T1000Z-180421T0200Z/ St. Johns-Flagler-Coastal Nassau-Coastal Duval-Coastal Glynn- Coastal Camden- Including the cities of Ponte Vedra Beach, Durbin, Palm Valley, Fruit Cove, Switzerland, Anastasia, Bakersville, Palm Coast, Amelia City, Fernandina Beach, Yulee, Arlington, Jacksonville, Oceanway, Tallyrand, Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, Dock Junction, Dover Bluff, Kingsland, and Dungeness 255 AM EDT Fri Apr 20 2018 ...WIND ADVISORY REMAINS IN EFFECT FROM 6 AM THIS MORNING TO 10 PM EDT THIS EVENING... * WINDS...Northeast winds 20 to 25 mph, with gusts to around 35 mph. * IMPACTS...Minor damage to trees, power lines, and property are possible with wind of this magnitude. Motorists in high profiles vehicles are advised to use caution until the wind subsides. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds greater than 25 mph are expected for at least an hour, with gusts of 35 to 57 mph at any time. Minor damage to trees, power lines, and property are possible with wind of this magnitude. Motorists in high profiles vehicles are advised to use caution until the wind subsides. Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. Persons in the advisory area should keep abreast of the latest weather. && $$ JDS
242 WWUS72 KJAX 200754 NPWJAX URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 354 AM EDT Fri Apr 20 2018 FLZ033-038-124-125-GAZ154-166-210200- /O.CON.KJAX.WI.Y.0009.180420T1000Z-180421T0200Z/ St. Johns-Flagler-Coastal Nassau-Coastal Duval-Coastal Glynn- Coastal Camden- Including the cities of Ponte Vedra Beach, Durbin, Palm Valley, Fruit Cove, Switzerland, Anastasia, Bakersville, Palm Coast, Amelia City, Fernandina Beach, Yulee, Arlington, Jacksonville, Oceanway, Tallyrand, Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, Dock Junction, Dover Bluff, Kingsland, and Dungeness 354 AM EDT Fri Apr 20 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WINDS...Northeast winds 20 to 25 mph, with gusts to around 35 mph. * IMPACTS...Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds greater than 25 mph are expected for at least an hour, with gusts of at least 35 mph. Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. && $$ JDS
592 WWUS72 KJAX 201251 NPWJAX URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 851 AM EDT Fri Apr 20 2018 FLZ024-025-210200- /O.EXA.KJAX.WI.Y.0009.000000T0000Z-180421T0200Z/ Inland Nassau-Inland Duval- Including the cities of Ratliff, Hilliard, Kings Ferry, Bryceville, Normandy, Ortega, Riverside, and San Marco 851 AM EDT Fri Apr 20 2018 ...WIND ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... The National Weather Service in Jacksonville has issued a Wind Advisory, which is in effect until 10 PM EDT this evening. * WINDS...Northeast winds 15 to 25 mph, with gusts to around 35 mph. * IMPACTS...Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds greater than 25 mph are expected for at least an hour, with gusts of at least 35 mph. Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. && $$ FLZ033-038-124-125-GAZ154-166-210200- /O.CON.KJAX.WI.Y.0009.000000T0000Z-180421T0200Z/ St. Johns-Flagler-Coastal Nassau-Coastal Duval-Coastal Glynn- Coastal Camden- Including the cities of Ponte Vedra Beach, Durbin, Palm Valley, Fruit Cove, Switzerland, Anastasia, Bakersville, Palm Coast, Amelia City, Fernandina Beach, Yulee, Arlington, Jacksonville, Oceanway, Tallyrand, Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, Dock Junction, Dover Bluff, Kingsland, and Dungeness 851 AM EDT Fri Apr 20 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 PM EDT THIS EVENING... * WINDS...Northeast winds 20 to 25 mph, with gusts to around 35 mph. * IMPACTS...Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory is issued when sustained winds greater than 25 mph are expected for at least an hour, with gusts of at least 35 mph. Take precautions to secure trash cans, lawn furniture, and any other loose outdoor objects. && $$
646 WWUS72 KJAX 210148 NPWJAX URGENT - WEATHER MESSAGE National Weather Service Jacksonville FL 948 PM EDT Fri Apr 20 2018 FLZ024-025-033-038-124-125-GAZ154-166-210300- /O.CAN.KJAX.WI.Y.0009.000000T0000Z-180421T0200Z/ Inland Nassau-Inland Duval-St. Johns-Flagler-Coastal Nassau- Coastal Duval-Coastal Glynn-Coastal Camden- Including the cities of Ratliff, Hilliard, Kings Ferry, Bryceville, Normandy, Ortega, Riverside, San Marco, Ponte Vedra Beach, Durbin, Palm Valley, Fruit Cove, Switzerland, Anastasia, Bakersville, Palm Coast, Amelia City, Fernandina Beach, Yulee, Arlington, Jacksonville, Oceanway, Tallyrand, Jekyll Island, Glynn Haven, Sea Island, St. Simons, Country Club Estate, Dock Junction, Dover Bluff, Kingsland, and Dungeness 948 PM EDT Fri Apr 20 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in Jacksonville has cancelled the Wind Advisory. $$
The office that day
Everything else NWS Jacksonville, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 4:25 AM EDT | Small Craft Advisory | JAX | 5 days |
Nearby
Wind Advisories in Florida, 2018Wind Advisories in Georgia, 2018Every wind advisory 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.