Alert archive / Florida / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 306, NWS Tallahassee, FL

June 15, 20234 counties in Florida; Geneva County, Houston County, Alabama

NWS Tallahassee, FL issued this severe thunderstorm warning at Jun 15, 2023, 3:24 PM CDT for 4 counties in Florida; Geneva County, Houston County, Alabama. It was in force for 81 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: Jun 15, 2023, 3:24 PM CDT (20:24 UTC)
Expired: Jun 15, 2023, 4:45 PM CDT
In force: 81 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Geneva County, AL, Houston County, AL, Holmes County, FL, Jackson County, FL, Walton County, FL, Washington County, FL

The radar

The Eglin Afb radar (KEVX), 41 km from the middle of the area, began a volume at 20:24 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
Jun 15, 2:52 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 8.4 hours before the alert went out and 140 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: 1409 J/kg
Mixed-layer CIN: -108 J/kg
Mixed-layer LCL: 886 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 91 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.3

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 Jun 15, 3:07 PM CDT, 17 minutes earlier.

Area forecast discussion, Jun 15, 3:07 PM CDT, 17 minutes before

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In the hours before

Local storm report, Jun 15, 2:34 PM CDT, 50 minutes before

Preliminary Local Storm Report
National Weather Service Tallahassee FL
334 PM EDT Thu Jun 15 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0300 PM     Flash Flood      Valdosta                30.85N 83.28W
06/15/2023                   Lowndes            GA   911 Call Center

            Several roads flooded in Lowndes county.

&&

Local storm report, Jun 15, 2:48 PM CDT, 36 minutes before

Preliminary Local Storm Report
National Weather Service Tallahassee FL
348 PM EDT Thu Jun 15 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0330 PM     Tstm Wnd Gst     Shell Army Field        31.36N 85.85W
06/15/2023  M41 MPH          Coffee             AL   Mesonet

            Weatherflow station measured 41 mph gust.

&&

JM

Local storm report, Jun 15, 2:57 PM CDT, 27 minutes before

Preliminary Local Storm Report
National Weather Service Tallahassee FL
357 PM EDT Thu Jun 15 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0350 PM     Tstm Wnd Gst     3 ENE Panacea-Wakulla A 30.01N 84.34W
06/15/2023  M41 MPH          GMZ730             FL   Mesonet

            Weatherflow station measured 41 mph gust.

&&

JM

Local storm report, Jun 15, 3:18 PM CDT, 6 minutes before

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Local storm report, Jun 15, 3:19 PM CDT, 5 minutes before

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Local storm report, Jun 15, 3:21 PM CDT, 3 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
Jun 14, 7:13 PM CDT	Severe Thunderstorm Warning Destructive damage threat	TAE	Gadsden, Jackson	47 min
Jun 14, 7:34 PM CDT	Severe Thunderstorm Warning	TAE	Madison	41 min
Jun 14, 7:53 PM CDT	Severe Thunderstorm Warning	TAE	Gadsden, Jefferson, Leon	52 min
Jun 14, 8:26 PM CDT	Severe Thunderstorm Warning	TAE	Jefferson, Wakulla	64 min
Jun 14, 8:27 PM CDT	Special Marine Warning	TAE		2 hr
Jun 14, 8:33 PM CDT	Severe Thunderstorm Warning	TAE	Jefferson, Madison, Taylor	58 min
Jun 14, 8:37 PM CDT	Special Marine Warning	TAE		113 min
Jun 14, 8:46 PM CDT	Severe Thunderstorm Warning	TAE	Dixie, Lafayette, Taylor	74 min
Jun 14, 9:36 PM CDT	Severe Thunderstorm Warning Considerable damage threat	TAE	Bay, Holmes, Walton, Washington	84 min
Jun 14, 9:39 PM CDT	Special Marine Warning	TAE		3 hr
Jun 14, 9:49 PM CDT	Severe Thunderstorm Warning Destructive damage threat	TAE	Holmes, Walton, Washington	56 min
Jun 14, 9:51 PM CDT	Severe Thunderstorm Warning	TAE	Dixie, Lafayette, Taylor	54 min
Jun 14, 10:25 PM CDT	Severe Thunderstorm Warning	TAE	Holmes, Jackson, Washington	65 min
Jun 14, 10:47 PM CDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Walton, Washington	43 min
Jun 14, 11:10 PM CDT	Severe Thunderstorm Warning	TAE	Calhoun, Gadsden, Liberty	65 min
Jun 14, 11:26 PM CDT	Severe Thunderstorm Warning	TAE	Calhoun, Jackson	23 min
Jun 14, 11:48 PM CDT	Severe Thunderstorm Warning	TAE	Gadsden, Leon, Wakulla	35 min
Jun 15, 4:14 AM CDT	Severe Thunderstorm Warning	TAE	Holmes, Jackson	61 min
Jun 15, 7:15 AM CDT	Special Marine Warning	TAE		60 min
Jun 15, 9:16 AM CDT	Special Weather Statement	TAE	Jefferson	44 min
Jun 15, 9:41 AM CDT	Special Weather Statement	TAE	Liberty	49 min
Jun 15, 9:42 AM CDT	Special Weather Statement	TAE	Jefferson, Madison	48 min
Jun 15, 10:23 AM CDT	Special Weather Statement	TAE	Madison	52 min
Jun 15, 10:32 AM CDT	Severe Thunderstorm Warning	TAE	Madison	13 min
Jun 15, 11:22 AM CDT	Special Marine Warning	TAE		83 min
Jun 15, 11:54 AM CDT	Areal Flood Advisory	TAE	Jefferson, Leon, Madison	2 hr
Jun 15, 12:20 PM CDT	Flash Flood Warning	TAE	Jefferson, Madison	3 hr
Jun 15, 1:27 PM CDT	Areal Flood Advisory	TAE	Gadsden, Leon	2 hr
Jun 15, 2:42 PM CDT	Severe Thunderstorm Warning	TAE	Holmes	48 min
Jun 15, 3:00 PM CDT	Flash Flood Warning	TAE	Jefferson, Lafayette, Madison, Taylor	4 hr
Jun 15, 3:44 PM CDT	Severe Thunderstorm Warning	TAE	Lafayette, Taylor	76 min
Jun 15, 4:08 PM CDT	Severe Thunderstorm Warning	TAE	Gadsden, Jackson	56 min
Jun 15, 4:14 PM CDT	Special Marine Warning	TAE		3 hr
Jun 15, 4:46 PM CDT	Severe Thunderstorm Warning	TAE	Holmes, Walton	74 min
Jun 15, 5:07 PM CDT	Special Marine Warning	TAE		83 min
Jun 15, 5:57 PM CDT	Areal Flood Advisory	TAE	Dixie, Lafayette, Taylor	3 hr
Jun 15, 6:22 PM CDT	Special Marine Warning	TAE		53 min
Jun 15, 6:39 PM CDT	Special Weather Statement	TAE	Dixie	51 min
Jun 15, 6:51 PM CDT	Special Weather Statement	TAE	Walton	54 min
Jun 15, 6:53 PM CDT	Special Marine Warning	TAE		2 hr
Jun 14, 7:31 PM CDT	Severe Thunderstorm Warning	TAE	Baker, Colquitt, Decatur, Grady, Miller, Mitchell and 2 more	59 min
Jun 14, 8:03 PM CDT	Severe Thunderstorm Warning	TAE	Berrien, Brooks, Colquitt, Cook, Lanier, Lowndes and 2 more	61 min
Jun 14, 11:13 PM CDT	Severe Thunderstorm Warning	TAE	Decatur, Early, Miller, Seminole	42 min
Jun 15, 3:49 AM CDT	Special Weather Statement	TAE	Clay	41 min
Jun 15, 4:09 AM CDT	Severe Thunderstorm Warning	TAE	Clay, Quitman	36 min
Jun 15, 5:01 AM CDT	Severe Thunderstorm Warning	TAE	Baker, Calhoun, Dougherty, Early, Miller, Mitchell	44 min
Jun 15, 5:37 AM CDT	Special Weather Statement	TAE	Colquitt, Mitchell, Tift, Worth	53 min
Jun 15, 5:58 AM CDT	Special Weather Statement	TAE	Lowndes	47 min
Jun 15, 6:17 AM CDT	Special Weather Statement	TAE	Lee, Turner	43 min
Jun 15, 7:22 AM CDT	Special Weather Statement	TAE	Quitman, Randolph	38 min
Jun 15, 7:55 AM CDT	Severe Thunderstorm Warning	TAE	Calhoun, Dougherty, Lee, Quitman, Randolph, Terrell and 1 more	50 min
Jun 15, 7:58 AM CDT	Special Weather Statement	TAE	Clay	47 min
Jun 15, 8:18 AM CDT	Special Weather Statement	TAE	Quitman, Randolph	42 min
Jun 15, 8:41 AM CDT	Areal Flood Advisory	TAE	Clay, Quitman, Randolph	2 hr
Jun 15, 8:42 AM CDT	Special Weather Statement	TAE	Ben Hill, Irwin, Tift, Turner, Worth	48 min
Jun 15, 8:59 AM CDT	Special Weather Statement	TAE	Terrell, Worth	46 min
Jun 15, 9:04 AM CDT	Severe Thunderstorm Warning	TAE	Clay, Early	41 min
Jun 15, 9:16 AM CDT	Severe Thunderstorm Warning	TAE	Ben Hill, Berrien, Cook, Irwin, Tift	44 min
Jun 15, 9:37 AM CDT	Special Weather Statement	TAE	Calhoun	53 min
Jun 15, 9:47 AM CDT	Areal Flood Warning	TAE	Calhoun, Clay, Dougherty, Lee, Randolph, Terrell	6 min
Jun 15, 9:53 AM CDT	Flash Flood Warning	TAE	Calhoun, Clay, Dougherty, Lee, Randolph, Terrell	3 hr
Jun 15, 9:54 AM CDT	Severe Thunderstorm Warning	TAE	Decatur, Grady, Mitchell, Thomas	51 min
Jun 15, 9:58 AM CDT	Special Weather Statement	TAE	Colquitt, Tift	32 min
Jun 15, 10:31 AM CDT	Special Weather Statement	TAE	Early	44 min
Jun 15, 10:32 AM CDT	Special Weather Statement	TAE	Brooks, Thomas	43 min
Jun 15, 10:36 AM CDT	Special Weather Statement	TAE	Colquitt, Mitchell	39 min
Jun 15, 10:47 AM CDT	Flash Flood Warning	TAE	Calhoun, Clay, Early	3 hr
Jun 15, 11:17 AM CDT	Special Weather Statement	TAE	Thomas	43 min
Jun 15, 11:22 AM CDT	Flash Flood Warning	TAE	Clay, Quitman, Randolph, Terrell	113 min
Jun 15, 11:31 AM CDT	Areal Flood Advisory	TAE	Thomas	119 min
Jun 15, 11:47 AM CDT	Flash Flood Warning	TAE	Dougherty, Lee	58 min
Jun 15, 11:57 AM CDT	Flash Flood Warning	TAE	Brooks, Lowndes	3 hr
Jun 15, 2:40 PM CDT	Flash Flood Warning	TAE	Brooks, Lowndes, Thomas	4 hr
Jun 14, 10:10 PM CDT	Severe Thunderstorm Warning	TAE	Coffee, Dale, Geneva	37 min
Jun 15, 3:58 AM CDT	Severe Thunderstorm Warning	TAE	Coffee, Dale, Henry	47 min
Jun 15, 7:26 AM CDT	Special Weather Statement	TAE	Coffee, Dale	34 min
Jun 15, 8:26 AM CDT	Tornado Warning	TAE	Dale, Henry	49 min
Jun 15, 8:38 AM CDT	Areal Flood Advisory	TAE	Coffee, Dale	112 min
Jun 15, 9:26 AM CDT	Flash Flood Warning	TAE	Dale, Henry	2 hr
Jun 15, 10:26 AM CDT	Special Weather Statement	TAE	Coffee	49 min

Nearby

Severe Thunderstorm Warnings in Florida, 2023 Severe Thunderstorm Warnings in Alabama, 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.