Alert archive / Florida / Wind Advisories in 2021
Wind Advisory 7, NWS Miami, FL
NWS Miami, FL issued this wind advisory at Dec 21, 2021, 3:34 AM EST for 4 counties in Florida. It took effect at Dec 21, 2021, 7:00 AM EST. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Dec 21, 2021, 3:34 AM EST (08:34 UTC)
- In effect from
- Dec 21, 2021, 7:00 AM EST
- Expired
- Dec 21, 2021, 5:54 PM EST
- In force
- 11 hr
- Issued by
- NWS Miami, FL
Counties Collier County, FL, Glades County, FL, Hendry County, FL, Palm Beach County, FL
The radar
The Miami radar (KAMX), 123 km from the middle of the area, began a volume at 08:34 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
Miami, FL (KMFL), launched 00:00Z, 8.6 hours before the alert went out and 112 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
- 578 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 809 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted.
074 WWUS72 KMFL 210834 NPWMFL URGENT - WEATHER MESSAGE National Weather Service Miami FL 334 AM EST Tue Dec 21 2021 FLZ063-066-069-070-211645- /O.NEW.KMFL.WI.Y.0007.211221T1200Z-211221T2100Z/ Glades-Hendry-Coastal Collier-Inland Collier- Including the cities of Palmdale, Moore Haven, Clewiston, LaBelle, Big Cypress Seminole Reservation, Naples, Marco Island, Everglades City, and Immokalee 334 AM EST Tue Dec 21 2021 ...WIND ADVISORY IN EFFECT FROM 7 AM THIS MORNING TO 4 PM EST THIS AFTERNOON... * WHAT...Southwest winds 15 to 25 mph with gusts up to 35 mph expected. * WHERE...Glades, Hendry, Coastal Collier and Inland Collier Counties. * WHEN...From 7 AM this morning to 4 PM EST this afternoon. * 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. && $$ FLZ067-068-168-211645- /O.NEW.KMFL.WI.Y.0007.211221T1500Z-211222T0000Z/ Inland Palm Beach-Metro Palm Beach-Coastal Palm Beach- Including the cities of Pahokee, South Bay, Belle Glade, Wellington, Lion Country Safari, South County Regional Park, Palm Springs, Florida Gardens, Aberdeen, Boca West, Jupiter, West Palm Beach, and Boca Raton 334 AM EST Tue Dec 21 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM EST THIS EVENING... * WHAT...Southwest winds 10 to 20 mph with gusts up to 35 mph expected. * WHERE...Inland Palm Beach, Metro Palm Beach and Coastal Palm Beach Counties. * WHEN...From 10 AM this morning to 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
2 follow-up statements
819 WWUS72 KMFL 212058 NPWMFL URGENT - WEATHER MESSAGE National Weather Service Miami FL 358 PM EST Tue Dec 21 2021 FLZ063-066-069-070-212200- /O.EXP.KMFL.WI.Y.0007.000000T0000Z-211221T2100Z/ Glades-Hendry-Coastal Collier-Inland Collier- Including the cities of Palmdale, Moore Haven, Clewiston, LaBelle, Big Cypress Seminole Reservation, Naples, Marco Island, Everglades City, and Immokalee 358 PM EST Tue Dec 21 2021 ...WIND ADVISORY WILL EXPIRE AT 4 PM EST THIS AFTERNOON... Winds across southwestern portions of Florida have dropped below advisory thresholds. Therefore, the Wind Advisory will expire. Although the advisory will expire, some wind gusts up to 20 to 25 miles per hour may be possible through the remainder of the afternoon. $$ FLZ067-068-168-220000- /O.CON.KMFL.WI.Y.0007.000000T0000Z-211222T0000Z/ Inland Palm Beach-Metro Palm Beach-Coastal Palm Beach- Including the cities of Pahokee, South Bay, Belle Glade, Wellington, Lion Country Safari, South County Regional Park, Palm Springs, Florida Gardens, Aberdeen, Boca West, Jupiter, West Palm Beach, and Boca Raton 358 PM EST Tue Dec 21 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS EVENING... * WHAT...Southwest winds 20 to 30 mph with gusts up to 35 mph. * WHERE...Metro Palm Beach, Coastal Palm Beach and Inland Palm Beach Counties. * WHEN...Until 7 PM EST this evening. * IMPACTS...Gusty winds could blow around unsecured objects including unsecured holiday decorations. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$
417 WWUS72 KMFL 212254 NPWMFL URGENT - WEATHER MESSAGE National Weather Service Miami FL 554 PM EST Tue Dec 21 2021 FLZ067-068-168-220000- /O.CAN.KMFL.WI.Y.0007.000000T0000Z-211222T0000Z/ Inland Palm Beach-Metro Palm Beach-Coastal Palm Beach- Including the cities of Pahokee, South Bay, Belle Glade, Wellington, Lion Country Safari, South County Regional Park, Palm Springs, Florida Gardens, Aberdeen, Boca West, Jupiter, West Palm Beach, and Boca Raton 554 PM EST Tue Dec 21 2021 ...WIND ADVISORY IS CANCELLED... Winds across Palm Beach County have dropped below advisory thresholds. Therefore, the Wind Advisory has been cancelled. Although the advisory has been cancelled, some wind gusts up to 20 to 25 miles per hour may be possible through the early evening. $$
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 20, 7:22 PM EST | Rip Current Statement | MFL | Broward, Collier, Miami-Dade, Palm Beach | 48 hr |
| Dec 21, 1:34 AM EST | Gale Warning | MFL | 20 hr | |
| Dec 21, 1:34 AM EST | Small Craft Advisory | MFL | 8 hr | |
| Dec 21, 1:34 AM EST | Small Craft Advisory | MFL | 44 hr | |
| Dec 21, 3:28 AM EST | Special Marine Warning | MFL | 62 min | |
| Dec 21, 4:06 AM EST | Special Marine Warning | MFL | 39 min | |
| Dec 21, 4:38 AM EST | Special Marine Warning | MFL | 52 min | |
| Dec 21, 5:18 AM EST | Special Marine Warning | MFL | 57 min | |
| Dec 21, 5:41 AM EST | Special Weather Statement | MFL | Collier | 49 min |
| Dec 21, 7:45 AM EST | Special Marine Warning | MFL | 30 min | |
| Dec 21, 7:57 AM EST | Special Weather Statement | MFL | Palm Beach | 33 min |
| Dec 21, 8:06 AM EST | Special Marine Warning | MFL | 39 min | |
| Dec 21, 8:27 AM EST | Special Weather Statement | MFL | Collier | 48 min |
| Dec 21, 8:59 AM EST | Special Weather Statement | MFL | Broward | 46 min |
| Dec 21, 9:45 AM EST | Special Weather Statement | MFL | Miami-Dade | 45 min |
| Dec 21, 10:25 AM EST | Special Weather Statement | MFL | Miami-Dade | 50 min |
| Dec 21, 10:28 AM EST | Special Marine Warning | MFL | 92 min | |
| Dec 21, 11:08 AM EST | Severe Thunderstorm Warning | MFL | Miami-Dade | 22 min |
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.