Alert archive / Florida / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 14, NWS Miami, FL

April 24, 2023Glades County, Florida

NWS Miami, FL issued this severe thunderstorm warning at Apr 24, 2023, 6:37 PM EDT for Glades County, Florida. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Apr 24, 2023, 6:37 PM EDT (22:37 UTC)
Expired: Apr 24, 2023, 7:15 PM EDT
In force: 38 min
Issued by: NWS Miami, FL
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Glades County, FL

The radar

The Melbourne radar (KMLB), 139 km from the middle of the area, began a volume at 22:36 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 24, 2:35 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Cape Canaveral, FL (KXMR), launched 12:00Z, 10.6 hours before the alert went out and 181 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 789 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 773 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -42 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: -0.2
Supercell composite: -1.7

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Miami, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 24, 3:26 PM EDT, 3 hours 11 minutes earlier.

Area forecast discussion, Apr 24, 3:26 PM EDT, 3 hours 11 minutes before

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Hazardous weather outlook, Apr 24, 3:45 PM EDT, 2 hours 52 minutes before

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In the hours before

Special weather statement, Apr 24, 5:17 PM EDT, 1 hour 20 minutes before

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Special weather statement, Apr 24, 5:30 PM EDT, 1 hour 7 minutes before

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Special weather statement, Apr 24, 5:48 PM EDT, 49 minutes before

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Special weather statement, Apr 24, 6:02 PM EDT, 35 minutes before

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Special weather statement, Apr 24, 6:21 PM EDT, 16 minutes before

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Special weather statement, Apr 24, 6:25 PM EDT, 12 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 24, 9:55 AM EDT	Areal Flood Advisory	MFL	Miami-Dade	2 hr
Apr 24, 10:59 AM EDT	Areal Flood Advisory	MFL	Miami-Dade	2 hr
Apr 24, 12:15 PM EDT	Areal Flood Advisory	MFL	Palm Beach	107 min
Apr 24, 12:28 PM EDT	Special Weather Statement	MFL	Palm Beach	47 min
Apr 24, 12:48 PM EDT	Special Weather Statement	MFL	Palm Beach	27 min
Apr 24, 2:27 PM EDT	Special Weather Statement	MFL	Glades	33 min
Apr 24, 3:00 PM EDT	Special Weather Statement	MFL	Glades	30 min
Apr 24, 3:04 PM EDT	Special Marine Warning	MFL		26 min
Apr 24, 4:31 PM EDT	Special Weather Statement	MFL	Hendry	29 min
Apr 24, 4:56 PM EDT	Special Weather Statement	MFL	Hendry	19 min
Apr 24, 4:59 PM EDT	Special Weather Statement	MFL	Hendry	61 min
Apr 24, 5:17 PM EDT	Special Weather Statement	MFL	Hendry	13 min
Apr 24, 5:30 PM EDT	Special Weather Statement	MFL	Hendry	15 min
Apr 24, 5:48 PM EDT	Special Weather Statement	MFL	Hendry	27 min
Apr 24, 6:02 PM EDT	Special Weather Statement	MFL	Hendry	58 min
Apr 24, 6:21 PM EDT	Special Weather Statement	MFL	Glades	39 min
Apr 24, 6:25 PM EDT	Special Weather Statement	MFL	Palm Beach	35 min
Apr 24, 6:49 PM EDT	Special Marine Warning	MFL		41 min
Apr 24, 7:29 PM EDT	Special Marine Warning	MFL		31 min
Apr 24, 7:49 PM EDT	Special Weather Statement	MFL	Broward, Palm Beach	41 min

Nearby

Severe Thunderstorm Warnings in Florida, 2023 Every severe thunderstorm warning in 2023

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.