Alert archive / Florida / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 187, NWS Tallahassee, FL

July 24, 2024Jackson County, Washington County, Florida; Houston County, Alabama

NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 24, 2024, 6:14 PM CDT for Jackson County, Washington County, Florida; Houston County, Alabama. It was in force for 25 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: Jul 24, 2024, 6:14 PM CDT (23:14 UTC)
Expired: Jul 24, 2024, 6:39 PM CDT
In force: 25 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Houston County, AL, Jackson County, FL, Washington County, FL

The radar

The Eglin Afb radar (KEVX), 60 km from the middle of the area, began a volume at 23:14 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.2 hours before the alert went out and 292 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: 252 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 957 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 23 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Tallahassee, FL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 24, 3:02 PM CDT, 3 hours 12 minutes earlier.

Area forecast discussion, Jul 24, 3:02 PM CDT, 3 hours 12 minutes before

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In the hours before

Special weather statement, Jul 24, 1:54 PM CDT, 4 hours 20 minutes before

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Special weather statement, Jul 24, 2:46 PM CDT, 3 hours 28 minutes before

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Special weather statement, Jul 24, 3:14 PM CDT, 3 hours before

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Local storm report, Jul 24, 5:43 PM CDT, 31 minutes before

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Local storm report, Jul 24, 5:50 PM CDT, 24 minutes before

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Special weather statement, Jul 24, 6:02 PM CDT, 12 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 24, 12:03 AM CDT	Special Marine Warning	TAE		57 min
Jul 24, 12:51 AM CDT	Special Weather Statement	TAE	Wakulla	39 min
Jul 24, 9:45 AM CDT	Special Weather Statement	TAE	Wakulla	30 min
Jul 24, 12:48 PM CDT	Special Weather Statement	TAE	Holmes	42 min
Jul 24, 1:13 PM CDT	Special Weather Statement	TAE	Gulf	32 min
Jul 24, 1:35 PM CDT	Special Weather Statement	TAE	Walton	40 min
Jul 24, 1:38 PM CDT	Areal Flood Advisory	TAE	Holmes, Walton	112 min
Jul 24, 1:42 PM CDT	Areal Flood Advisory	TAE	Franklin, Gulf, Liberty	2 hr
Jul 24, 1:46 PM CDT	Special Weather Statement	TAE	Madison	44 min
Jul 24, 1:58 PM CDT	Flash Flood Warning	TAE	Walton	3 hr
Jul 24, 2:53 PM CDT	Special Marine Warning	TAE		67 min
Jul 24, 3:33 PM CDT	Areal Flood Advisory	TAE	Bay	117 min
Jul 24, 3:42 PM CDT	Special Marine Warning	TAE		49 min
Jul 24, 6:02 PM CDT	Special Weather Statement	TAE	Jackson, Washington	58 min
Jul 24, 1:54 PM CDT	Special Weather Statement	TAE	Mitchell	36 min
Jul 24, 2:46 PM CDT	Special Weather Statement	TAE	Dougherty	44 min
Jul 24, 2:57 PM CDT	Areal Flood Advisory	TAE	Dougherty	2 hr
Jul 24, 3:14 PM CDT	Special Weather Statement	TAE	Lee	31 min
Jul 24, 12:17 PM CDT	Special Weather Statement	TAE	Geneva, Houston	28 min

Nearby

Severe Thunderstorm Warnings in Florida, 2024 Severe Thunderstorm Warnings in Alabama, 2024 Every 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.