Alert archive / Florida / Wind Advisories in 2020
Wind Advisory 8, NWS Melbourne, FL
NWS Melbourne, FL issued this wind advisory at Sep 21, 2020, 10:13 AM EDT for 4 counties in Florida. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Sep 21, 2020, 10:13 AM EDT (14:13 UTC)
- Expired
- Sep 21, 2020, 8:00 PM EDT
- In force
- 10 hr
- Issued by
- NWS Melbourne, FL
Counties Orange County, FL, Osceola County, FL, Seminole County, FL, Volusia County, FL
The radar
The Melbourne radar (KMLB), 76 km from the middle of the area, began a volume at 14:14 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
Cape Canaveral, FL (KXMR), launched 12:00Z, 2.2 hours before the alert went out and 71 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
- 29 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 1090 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -56 m²/s²
- 0-3 km storm-relative helicity
- 72 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
975 WWUS72 KMLB 211413 NPWMLB URGENT - WEATHER MESSAGE National Weather Service Melbourne FL 1013 AM EDT Mon Sep 21 2020 FLZ041-045-046-053-220000- /O.CAN.KMLB.LW.Y.0024.000000T0000Z-200922T0000Z/ /O.NEW.KMLB.WI.Y.0008.200921T1413Z-200922T0000Z/ Inland Volusia-Orange-Seminole-Osceola- Including the cities of Debary, Deland, Deltona, Apopka, Maitland, Orlando, Winter Park, Union Park, Altamonte Springs, Casselberry, Oviedo, Sanford, Winter Springs, Celebration, Kissimmee, and Saint Cloud 1013 AM EDT Mon Sep 21 2020 ...WIND ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Northeast winds 20 to 25 mph with occasional gusts up to 40 mph. * WHERE...Inland Volusia, Orange, Seminole and Osceola Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ FLZ047-054-059-064-141-147-220000- /O.CON.KMLB.WI.Y.0007.000000T0000Z-200922T0000Z/ Southern Brevard-Indian River-St. Lucie-Martin-Coastal Volusia- Northern Brevard- Including the cities of Melbourne, Palm Bay, Rockledge, Sebastian, Vero Beach, Port Saint Lucie, Fort Pierce, Hobe Sound, Jensen Beach, Port Salerno, Stuart, Daytona Beach, New Smyrna Beach, Ormond Beach, Cocoa, and Titusville 1013 AM EDT Mon Sep 21 2020 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Northeast winds 25 mph with gusts up to 40 mph. * WHERE...Coastal Volusia, Brevard, Indian River, St. Lucie and Martin Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ FLZ044-058-144-220000- /O.CON.KMLB.LW.Y.0024.000000T0000Z-200922T0000Z/ Northern Lake-Okeechobee-Southern Lake- Including the cities of Eustis, Mount Dora, Leesburg, Tavares, Basinger, Fort Drum, Okeechobee, Clermont, Mascotte, and Groveland 1013 AM EDT Mon Sep 21 2020 ...LAKE WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Northeast winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Inland Volusia, Northern Lake, Orange, Seminole, Osceola, Okeechobee and Southern Lake Counties. * WHEN...From 8 AM this morning to 8 PM EDT this evening. * IMPACTS...Strong winds and rough waves on area lakes will create hazardous conditions for small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Boaters on area lakes should use extra caution since strong winds and rough waves can overturn small craft. && $$ Kelly
The office that day
Everything else NWS Melbourne, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 2:11 AM EDT | Lake Wind Advisory | MLB | Lake, Okeechobee, Orange, Osceola, Seminole, Volusia | 18 hr |
Nearby
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.