Alert archive / Florida / Wind Advisories in 2021

Wind Advisory 6, NWS Melbourne, FL

November 5, 2021Volusia County, Florida

NWS Melbourne, FL issued this wind advisory at Nov 5, 2021, 4:56 PM EDT for Volusia County, Florida. It was in force for 31 hr.

The area

The counties it named.

The facts

Issued
Nov 5, 2021, 4:56 PM EDT (20:56 UTC)
Expired
Nov 7, 2021, 12:00 AM EDT
In force
31 hr
Issued by
NWS Melbourne, FL

County Volusia County, FL

The radar

The Melbourne radar (KMLB), 116 km from the middle of the area, began a volume at 20:58 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, 8.9 hours before the alert went out and 91 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.

Skew-T log-pSkew-T log-p diagram, Cape Canaveral, FL at 12:00Z on 2021-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 142 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2021-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -30 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
142 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
837 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
-30 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

908 
WWUS72 KMLB 052056
NPWMLB

URGENT - WEATHER MESSAGE
National Weather Service Melbourne FL
456 PM EDT Fri Nov 5 2021

FLZ141-061800-
/O.NEW.KMLB.WI.Y.0006.211105T2100Z-211106T1800Z/
Coastal Volusia-
Including the cities of Daytona Beach, New Smyrna Beach, 
and Ormond Beach
456 PM EDT Fri Nov 5 2021

...WIND ADVISORY IN EFFECT UNTIL 2 PM EDT SATURDAY...

* WHAT...North to Northeast winds 20 to 25 mph with gusts up to 
  35 mph expected.

* WHERE...Coastal Volusia County.

* WHEN...Until 2 PM EDT Saturday.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Strongest gusts will generally occur along the beaches and
  Intracoastal waters tonight into Saturday. Higher profile
  vehicles may become more difficult to operate. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$
1 follow-up statement
310 
WWUS72 KMLB 060757
NPWMLB

URGENT - WEATHER MESSAGE
National Weather Service Melbourne FL
357 AM EDT Sat Nov 6 2021

FLZ141-070400-
/O.EXT.KMLB.WI.Y.0006.000000T0000Z-211107T0400Z/
Coastal Volusia-
Including the cities of Daytona Beach, New Smyrna Beach, 
and Ormond Beach
357 AM EDT Sat Nov 6 2021

...WIND ADVISORY NOW IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

* WHAT...Northwest winds around 25 mph with gusts up to 35 mph.

* WHERE...Coastal Volusia County.

* WHEN...Until midnight EDT tonight.

* IMPACTS...Gusty winds could blow around unsecured objects. Tree
  limbs could be blown down and a few power outages may result.
  Strongest gusts will generally occur along the beaches and
  Intracoastal waters today into this evening. Higher profile 
  vehicles may become more difficult to operate.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

The office that day

Everything else NWS Melbourne, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 5, 1:46 AM EDTSevere Thunderstorm WarningMLBMartin39 min
Nov 5, 2:27 AM EDTSpecial Weather StatementMLBMartin48 min
Nov 5, 3:39 AM EDTRip Current StatementMLBVolusia6 days
Nov 5, 4:16 AM EDTGale WatchMLB11 hr
Nov 5, 4:16 AM EDTSmall Craft AdvisoryMLB6 days
Nov 5, 6:08 AM EDTAreal Flood AdvisoryMLBVolusia82 min
Nov 5, 2:13 PM EDTSpecial Marine WarningMLB62 min
Nov 5, 2:56 PM EDTGale WarningMLB49 hr
Nov 5, 4:39 PM EDTSpecial Marine WarningMLB96 min
Nov 5, 4:57 PM EDTAreal Flood WarningMLBVolusia2 hr
Nov 5, 7:00 PM EDTAreal Flood WarningMLBVolusia2 hr

Nearby

Wind Advisories in Florida, 2021Every wind 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.