Alert archive / Florida / Wind Chill Advisories in 2021
Wind Chill Advisory 1, NWS Miami, FL
NWS Miami, FL issued this wind chill advisory at Feb 1, 2021, 3:04 PM EST for Glades County, Florida. It took effect at Feb 2, 2021, 2:00 AM EST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 1, 2021, 3:04 PM EST (20:04 UTC)
- In effect from
- Feb 2, 2021, 2:00 AM EST
- Expired
- Feb 2, 2021, 8:00 AM EST
- In force
- 6 hr
- Issued by
- NWS Miami, FL
County Glades County, FL
The radar
The Melbourne radar (KMLB), 139 km from the middle of the area, began a volume at 20:07 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
Tampa Bay, FL (KTBW), launched 12:00Z, 8.1 hours before the alert went out and 146 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 711 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- -110 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
664 WWUS42 KMFL 012004 WSWMFL URGENT - WINTER WEATHER MESSAGE National Weather Service Miami FL 304 PM EST Mon Feb 1 2021 FLZ063-020415- /O.NEW.KMFL.WC.Y.0001.210202T0700Z-210202T1300Z/ Glades- Including the cities of Palmdale and Moore Haven 304 PM EST Mon Feb 1 2021 ...WIND CHILL ADVISORY IN EFFECT FROM 2 AM TO 8 AM EST TUESDAY... * WHAT...Very cold wind chills expected. Wind chills as low as 35 degrees. * WHERE...Glades County. * WHEN...From 2 AM to 8 AM EST Tuesday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$
2 follow-up statements
948 WWUS42 KMFL 020752 WSWMFL URGENT - WINTER WEATHER MESSAGE National Weather Service Miami FL 252 AM EST Tue Feb 2 2021 FLZ063-021300- /O.CON.KMFL.WC.Y.0001.000000T0000Z-210202T1300Z/ Glades- Including the cities of Palmdale and Moore Haven 252 AM EST Tue Feb 2 2021 ...WIND CHILL ADVISORY REMAINS IN EFFECT UNTIL 8 AM EST THIS MORNING... * WHAT...Very cold wind chills expected. Wind chills as low as 35 degrees. * WHERE...Glades County. * WHEN...From 2 AM to 8 AM EST Tuesday. * IMPACTS...The cold wind chills could result in hypothermia if precautions are not taken. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. && $$ Baxter
373 WWUS42 KMFL 021258 WSWMFL URGENT - WINTER WEATHER MESSAGE National Weather Service Miami FL 758 AM EST Tue Feb 2 2021 FLZ063-021400- /O.EXP.KMFL.WC.Y.0001.000000T0000Z-210202T1300Z/ Glades- Including the cities of Palmdale and Moore Haven 758 AM EST Tue Feb 2 2021 ...WIND CHILL ADVISORY WILL EXPIRE AT 8 AM EST THIS MORNING... Temperatures are rising this morning. This will lead to wind chills warming above Wind Chill Advisory thresholds. Therefore, the Wind Chill Advisory will expire at 8 AM. $$ Frye
The office that day
Everything else NWS Miami, FL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 1, 3:20 AM EST | Gale Warning | MFL | 40 hr | |
| Feb 1, 5:53 AM EST | Special Marine Warning | MFL | 52 min | |
| Feb 1, 9:28 AM EST | Wind Advisory | MFL | Broward, Miami-Dade, Palm Beach | 17 hr |
| Feb 1, 9:32 AM EST | Small Craft Advisory | MFL | 54 hr |
Nearby
Wind Chill Advisories in Florida, 2021Every wind chill 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.