Alert archive / Florida / Wind Advisories in 2020
Wind Advisory 1, NWS Key West, FL
NWS Key West, FL issued this wind advisory at Aug 24, 2020, 5:24 AM EDT for Monroe County, Florida. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Aug 24, 2020, 5:24 AM EDT (09:24 UTC)
- Expired
- Aug 24, 2020, 5:47 PM EDT
- In force
- 12 hr
- Issued by
- NWS Key West, FL
County Monroe County, FL
The nearest sounding before it
Miami, FL (KMFL), launched 00:00Z, 9.4 hours before the alert went out and 69 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
- 1963 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 782 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
841 WWUS72 KKEY 240924 NPWKEY URGENT - WEATHER MESSAGE National Weather Service Key West FL 524 AM EDT Mon Aug 24 2020 FLZ076-241600- /O.NEW.KKEY.WI.Y.0001.200824T0924Z-200825T0600Z/ Monroe Upper Keys- Including the Communities of Key Largo 524 AM EDT Mon Aug 24 2020 ...WIND ADVISORY IN EFFECT... * WHAT...Southeast winds 25 to 30 mph with gusts 40 to 45 mph. * WHERE...Upper Florida Keys. * WHEN...Until after midnight. * IMPACTS...A Wind Advisory means that sustained winds of 30 to 39 mph, or frequent gusts in excess of 35 mph are expected. Winds this strong can make driving difficult, especially for high profile vehicles and trailers. Wind gusts along the Overseas Highway will be highest on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should be alert for sudden gusts of wind, especially on bridges, which may cause you to lose control of your vehicle. Use extra caution. Residents should secure trash cans, lawn furniture, and other loose or lightweight outdoor objects. && $$ CLR
2 follow-up statements
386 WWUS72 KKEY 241547 NPWKEY URGENT - WEATHER MESSAGE National Weather Service Key West FL 1147 AM EDT Mon Aug 24 2020 FLZ076-242230- /O.CON.KKEY.WI.Y.0001.000000T0000Z-200825T0600Z/ Monroe Upper Keys- Including the Communities of Key Largo 1147 AM EDT Mon Aug 24 2020 ...WIND ADVISORY REMAINS IN EFFECT... * WHAT...Southeast winds 25 to 30 mph with gusts 40 to 45 mph. * WHERE...Upper Florida Keys. * WHEN...Until after midnight. * IMPACTS...A Wind Advisory means that sustained winds of 30 to 39 mph, or frequent gusts in excess of 35 mph are expected. Winds this strong can make driving difficult, especially for high profile vehicles and trailers. Wind gusts along the Overseas Highway will be highest on bridges and overpasses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Motorists should be alert for sudden gusts of wind, especially on bridges, which may cause you to lose control of your vehicle. Use extra caution. Residents should secure trash cans, lawn furniture, and other loose or lightweight outdoor objects. && $$
443 WWUS72 KKEY 242147 NPWKEY URGENT - WEATHER MESSAGE National Weather Service Key West FL 547 PM EDT Mon Aug 24 2020 FLZ076-242300- /O.CAN.KKEY.WI.Y.0001.000000T0000Z-200825T0600Z/ Monroe Upper Keys- Including the Communities of Key Largo 547 PM EDT Mon Aug 24 2020 ...WIND ADVISORY IS CANCELLED... Winds have fallen below wind advisory criteria, however expect winds of 20 to 25 mph to persist this evening, before diminishing 15 to 20 mph towards dawn on Tuesday. $$
The office that day
Everything else NWS Key West, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 11:31 PM EDT | Gale Warning | KEY | 18 hr | |
| Aug 23, 11:31 PM EDT | Tropical Storm Warning | KEY | Monroe | 35 hr |
| Aug 24, 3:18 PM EDT | Severe Thunderstorm Warning | KEY | Monroe | 27 min |
| Aug 24, 3:23 PM EDT | Special Marine Warning | KEY | 67 min | |
| Aug 24, 4:10 PM EDT | Coastal Flood Advisory | KEY | Monroe | 7 hr |
| Aug 24, 4:29 PM EDT | Special Marine Warning | KEY | 45 min | |
| Aug 24, 5:47 PM EDT | Small Craft Advisory | KEY | 23 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.