Alert archive / Florida / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 158, NWS Tallahassee, FL

May 12, 2023Gadsden County, Florida; Decatur County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at May 12, 2023, 2:37 PM EDT for Gadsden County, Florida; Decatur County, Georgia. It was in force for 53 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: May 12, 2023, 2:37 PM EDT (18:37 UTC)
Expired: May 12, 2023, 3:30 PM EDT
In force: 53 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Gadsden County, FL, Decatur County, GA

The radar

The Tallahassee radar (KTLH), 45 km from the middle of the area, began a volume at 18:40 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

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.6 hours before the alert went out and 46 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: 1401 J/kg
Mixed-layer CIN: -65 J/kg
Mixed-layer LCL: 800 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: 3 m²/s²
0-3 km storm-relative helicity: 10 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 May 12, 1:26 PM EDT, 1 hour 11 minutes earlier.

Area forecast discussion, May 12, 1:26 PM EDT, 1 hour 11 minutes before

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In the hours before

Special weather statement, May 12, 1:20 PM EDT, 1 hour 17 minutes before

Special Weather Statement
National Weather Service Tallahassee FL
120 PM EDT Fri May 12 2023

FLZ012-112-121745-
Coastal Bay FL-Inland Bay FL-
120 PM EDT Fri May 12 2023

...A strong thunderstorm will impact portions of northeastern Bay
County through 145 PM EDT/1245 PM CDT/...

At 120 PM EDT/1220 PM CDT/, Doppler radar was tracking a strong
thunderstorm 10 miles northeast of Lynn Haven. This storm was nearly
stationary.

HAZARD...Winds in excess of 40 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Gainer Spring, Nixon, Bayhead, Bennett, Youngstown, Cairo, Fountain,
Singer Road, Saunders, Bayou George, Majette and Camp Flowers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 3044 8555 3044 8549 3047 8549 3048 8548
      3049 8539 3026 8539 3025 8555 3038 8563
TIME...MOT...LOC 1720Z 243DEG 4KT 3033 8551

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH

02-MONTGOMERY

Special weather statement, May 12, 1:31 PM EDT, 1 hour 6 minutes before

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Special weather statement, May 12, 1:45 PM EDT, 52 minutes before

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Special weather statement, May 12, 2:04 PM EDT, 33 minutes before

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Special weather statement, May 12, 2:08 PM EDT, 29 minutes before

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Special weather statement, May 12, 2:26 PM EDT, 11 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
May 11, 8:14 PM EDT	Special Weather Statement	TAE	Leon	46 min
May 12, 1:03 PM EDT	Special Weather Statement	TAE	Liberty	27 min
May 12, 1:10 PM EDT	Severe Thunderstorm Warning	TAE	Calhoun, Liberty	35 min
May 12, 1:20 PM EDT	Special Weather Statement	TAE	Bay	25 min
May 12, 1:31 PM EDT	Special Weather Statement	TAE	Gadsden	29 min
May 12, 1:45 PM EDT	Special Weather Statement	TAE	Liberty	30 min
May 12, 1:56 PM EDT	Severe Thunderstorm Warning	TAE	Gadsden, Liberty	34 min
May 12, 2:04 PM EDT	Special Weather Statement	TAE	Calhoun	26 min
May 12, 2:08 PM EDT	Special Weather Statement	TAE	Liberty	37 min
May 12, 2:21 PM EDT	Severe Thunderstorm Warning	TAE	Liberty	24 min
May 12, 2:26 PM EDT	Special Weather Statement	TAE	Gadsden	34 min
May 12, 2:33 PM EDT	Areal Flood Advisory	TAE	Calhoun, Gadsden, Jackson, Leon, Liberty, Wakulla	117 min
May 12, 2:41 PM EDT	Special Weather Statement	TAE	Calhoun	34 min
May 12, 2:43 PM EDT	Special Weather Statement	TAE	Liberty	32 min
May 12, 2:50 PM EDT	Severe Thunderstorm Warning	TAE	Jackson, Washington	40 min
May 12, 2:56 PM EDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun	49 min
May 12, 3:08 PM EDT	Special Weather Statement	TAE	Gadsden	37 min
May 12, 3:20 PM EDT	Special Weather Statement	TAE	Taylor	25 min
May 12, 3:28 PM EDT	Special Weather Statement	TAE	Jackson	47 min
May 12, 3:31 PM EDT	Special Weather Statement	TAE	Bay	29 min
May 12, 3:35 PM EDT	Severe Thunderstorm Warning	TAE	Jackson	25 min
May 12, 3:39 PM EDT	Special Weather Statement	TAE	Gadsden	36 min
May 12, 3:40 PM EDT	Special Weather Statement	TAE	Taylor	50 min
May 12, 3:51 PM EDT	Areal Flood Advisory	TAE	Bay, Calhoun, Jackson, Washington	114 min
May 12, 3:59 PM EDT	Special Weather Statement	TAE	Bay	31 min
May 12, 4:14 PM EDT	Severe Thunderstorm Warning	TAE	Bay, Gulf	31 min
May 12, 4:19 PM EDT	Special Weather Statement	TAE	Madison	41 min
May 12, 5:02 PM EDT	Special Weather Statement	TAE	Madison	43 min
May 12, 5:19 PM EDT	Areal Flood Advisory	TAE	Jefferson, Madison	116 min
May 12, 6:45 PM EDT	Special Weather Statement	TAE	Holmes	45 min
May 12, 7:33 PM EDT	Special Weather Statement	TAE	Walton	27 min
May 12, 7:34 PM EDT	Severe Thunderstorm Warning	TAE	Dixie, Lafayette	12 min
May 11, 8:19 PM EDT	Special Weather Statement	TAE	Irwin	26 min
May 11, 8:41 PM EDT	Special Weather Statement	TAE	Irwin	34 min
May 11, 9:07 PM EDT	Special Weather Statement	TAE	Cook	23 min
May 11, 9:15 PM EDT	Special Weather Statement	TAE	Irwin	30 min
May 11, 9:17 PM EDT	Severe Thunderstorm Warning	TAE	Berrien, Colquitt, Cook	43 min
May 11, 9:33 PM EDT	Special Weather Statement	TAE	Crisp	27 min
May 11, 9:41 PM EDT	Special Weather Statement	TAE	Tift	34 min
May 11, 9:46 PM EDT	Severe Thunderstorm Warning	TAE	Berrien, Tift	44 min
May 11, 9:56 PM EDT	Special Weather Statement	TAE	Colquitt	34 min
May 11, 9:58 PM EDT	Special Weather Statement	TAE	Irwin	32 min
May 11, 10:15 PM EDT	Special Weather Statement	TAE	Tift	45 min
May 12, 2:53 PM EDT	Special Weather Statement	TAE	Thomas	37 min
May 12, 3:22 PM EDT	Severe Thunderstorm Warning	TAE	Decatur, Grady	23 min
May 12, 3:31 PM EDT	Special Weather Statement	TAE	Thomas	44 min
May 12, 3:43 PM EDT	Special Weather Statement	TAE	Grady	32 min
May 12, 3:47 PM EDT	Special Weather Statement	TAE	Mitchell	28 min
May 12, 3:55 PM EDT	Special Weather Statement	TAE	Seminole	35 min
May 12, 4:11 PM EDT	Special Weather Statement	TAE	Grady, Mitchell, Thomas	34 min
May 12, 4:18 PM EDT	Special Weather Statement	TAE	Seminole	27 min
May 12, 4:24 PM EDT	Special Weather Statement	TAE	Dougherty	36 min
May 12, 4:26 PM EDT	Special Weather Statement	TAE	Lee, Terrell	34 min
May 12, 4:39 PM EDT	Special Weather Statement	TAE	Quitman, Randolph	36 min
May 12, 4:48 PM EDT	Special Weather Statement	TAE	Clay	27 min
May 12, 5:10 PM EDT	Severe Thunderstorm Warning	TAE	Calhoun, Clay, Early, Miller	50 min
May 12, 5:13 PM EDT	Special Weather Statement	TAE	Quitman, Randolph	32 min
May 12, 5:19 PM EDT	Special Weather Statement	TAE	Tift	26 min
May 12, 5:24 PM EDT	Severe Thunderstorm Warning	TAE	Brooks, Lowndes	51 min
May 12, 5:28 PM EDT	Special Weather Statement	TAE	Calhoun	47 min
May 12, 5:33 PM EDT	Special Weather Statement	TAE	Dougherty, Turner, Worth	42 min
May 12, 5:40 PM EDT	Areal Flood Advisory	TAE	Calhoun, Clay, Quitman, Randolph	2 hr
May 12, 5:41 PM EDT	Special Weather Statement	TAE	Tift	34 min
May 12, 5:45 PM EDT	Areal Flood Advisory	TAE	Calhoun, Clay, Early	2 hr
May 12, 5:52 PM EDT	Flash Flood Warning	TAE	Clay, Early	2 hr
May 12, 5:57 PM EDT	Special Weather Statement	TAE	Baker, Calhoun, Miller, Seminole	33 min
May 12, 6:13 PM EDT	Areal Flood Advisory	TAE	Calhoun, Dougherty, Lee, Randolph, Terrell, Worth	3 hr
May 12, 6:13 PM EDT	Special Weather Statement	TAE	Turner	32 min
May 12, 6:33 PM EDT	Special Weather Statement	TAE	Lanier	42 min
May 12, 6:41 PM EDT	Severe Thunderstorm Warning	TAE	Lanier	29 min
May 12, 6:42 PM EDT	Areal Flood Advisory	TAE	Tift, Turner, Worth	2 hr
May 12, 6:43 PM EDT	Special Weather Statement	TAE	Berrien	32 min
May 12, 6:54 PM EDT	Special Weather Statement	TAE	Baker, Mitchell	36 min
May 12, 7:15 PM EDT	Special Weather Statement	TAE	Ben Hill, Berrien, Irwin	30 min
May 12, 7:29 PM EDT	Areal Flood Advisory	TAE	Ben Hill, Berrien, Irwin	3 hr
May 12, 3:02 PM EDT	Severe Thunderstorm Warning	TAE	Coffee	28 min
May 12, 3:28 PM EDT	Severe Thunderstorm Warning	TAE	Coffee, Dale	47 min
May 12, 4:03 PM EDT	Special Weather Statement	TAE	Dale	27 min
May 12, 4:10 PM EDT	Special Weather Statement	TAE	Geneva	35 min
May 12, 4:12 PM EDT	Special Weather Statement	TAE	Dale	33 min

Nearby

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