Alert archive / Florida / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 21, NWS Miami, FL

May 15, 2024Glades County, Florida

NWS Miami, FL issued this severe thunderstorm warning at May 15, 2024, 1:48 PM EDT for Glades County, Florida. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 15, 2024, 1:48 PM EDT (17:48 UTC)
Expired
May 15, 2024, 2:15 PM EDT
In force
27 min
Issued by
NWS Miami, FL
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Glades County, FL

The radar

The Melbourne radar (KMLB), 108 km from the middle of the area, began a volume at 17:48 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, 5.8 hours before the alert went out and 151 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 2024-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2398 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cape Canaveral, FL at 12:00Z on 2024-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 156 square meters per square second.19395878Sfc1 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
2398 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
732 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
156 m²/s²
0-3 km storm-relative helicity
126 m²/s²
Significant tornado parameter
2.1
Supercell composite
12.7

Open this sounding in Storm Lab

The text

As transmitted.

058 
WUUS52 KMFL 151748
SVRMFL
FLC043-151815-
/O.NEW.KMFL.SV.W.0021.240515T1748Z-240515T1815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Miami FL
148 PM EDT Wed May 15 2024

The National Weather Service in Miami has issued a

* Severe Thunderstorm Warning for...
  Northeastern Glades County in southern Florida...

* Until 215 PM EDT.

* At 148 PM EDT, a severe thunderstorm was located near Buckhead
  Ridge, moving northeast at 25 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Buckhead Ridge and Brighton Seminole Reservation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 2720 8094 2719 8091 2718 8091 2717 8090
      2717 8088 2714 8087 2719 8084 2720 8082
      2718 8080 2713 8079 2710 8082 2705 8105
      2715 8117 2721 8117 2721 8094
TIME...MOT...LOC 1748Z 245DEG 23KT 2715 8099 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

CWC
1 follow-up statement
492 
WWUS52 KMFL 151808
SVSMFL

Severe Weather Statement
National Weather Service Miami FL
208 PM EDT Wed May 15 2024

FLC043-151817-
/O.EXP.KMFL.SV.W.0021.000000T0000Z-240515T1815Z/
Glades FL-
208 PM EDT Wed May 15 2024

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GLADES COUNTY
WILL EXPIRE AT 215 PM EDT...

The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However, heavy
rain is still possible with this thunderstorm.

LAT...LON 2720 8094 2719 8091 2718 8091 2717 8090
      2717 8088 2714 8087 2719 8084 2720 8082
      2718 8080 2713 8079 2710 8082 2705 8105
      2715 8117 2721 8117 2721 8094
TIME...MOT...LOC 1807Z 245DEG 23KT 2720 8087 

$$

CWC

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 1:11 PM EDTSpecial Weather StatementMFLGlades49 min
May 15, 1:12 PM EDTSpecial Weather StatementMFLBroward33 min
May 15, 1:14 PM EDTSpecial Marine WarningMFL31 min
May 15, 1:25 PM EDTSpecial Weather StatementMFLPalm Beach20 min
May 15, 1:38 PM EDTSpecial Marine WarningMFL37 min
May 15, 1:46 PM EDTSpecial Marine WarningMFL29 min
May 15, 1:50 PM EDTSpecial Marine WarningMFL25 min
May 15, 1:56 PM EDTSpecial Weather StatementMFLPalm Beach34 min
May 15, 2:14 PM EDTSpecial Marine WarningMFL61 min
May 15, 3:16 PM EDTSpecial Marine WarningMFL29 min
May 15, 3:44 PM EDTSpecial Marine WarningMFL61 min
May 15, 4:45 PM EDTSpecial Marine WarningMFL60 min
May 15, 5:52 PM EDTSpecial Marine WarningMFL53 min
May 15, 6:45 PM EDTSpecial Marine WarningMFL60 min
May 15, 7:52 PM EDTSpecial Marine WarningMFL38 min

Nearby

Severe Thunderstorm Warnings in Florida, 2024Every severe thunderstorm warning in 2024

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.