Alert archive / Alabama / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 97, NWS Huntsville, AL

June 27, 2019Colbert County, Lauderdale County, Alabama

NWS Huntsville, AL issued this severe thunderstorm warning at Jun 27, 2019, 1:25 PM CDT for Colbert County, Lauderdale 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: Jun 27, 2019, 1:25 PM CDT (18:25 UTC)
Expired: Jun 27, 2019, 1:50 PM CDT
In force: 25 min
Issued by: NWS Huntsville, AL
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Colbert County, AL, Lauderdale County, AL

The radar

The Columbus AFB radar (KGWX), 115 km from the middle of the area, began a volume at 18:24 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.4 hours before the alert went out and 180 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: 163 J/kg
Mixed-layer CIN: -250 J/kg
Mixed-layer LCL: 1402 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 48 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 Huntsville, AL wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 27, 12:55 PM CDT, 30 minutes earlier.

Area forecast discussion, Jun 27, 12:55 PM CDT, 30 minutes before

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Hazardous weather outlook, Jun 27, 3:32 AM CDT, 9 hours 53 minutes before

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In the hours before

Special weather statement, Jun 27, 12:35 PM CDT, 50 minutes before

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Special weather statement, Jun 27, 12:40 PM CDT, 45 minutes before

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Local storm report, Jun 27, 1:05 PM CDT, 20 minutes before

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Local storm report, Jun 27, 1:08 PM CDT, 17 minutes before

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Special weather statement, Jun 27, 1:10 PM CDT, 15 minutes before

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Local storm report, Jun 27, 1:11 PM CDT, 14 minutes before

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The office that day

Everything else NWS Huntsville, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 26, 7:17 PM CDT	Special Weather Statement	HUN	Cullman	28 min
Jun 26, 7:28 PM CDT	Special Weather Statement	HUN	Cullman	32 min
Jun 26, 7:45 PM CDT	Special Weather Statement	HUN	Cullman	30 min
Jun 26, 10:16 PM CDT	Special Weather Statement	HUN	Lauderdale	29 min
Jun 26, 10:18 PM CDT	Special Weather Statement	HUN	Morgan	27 min
Jun 26, 10:38 PM CDT	Severe Thunderstorm Warning	HUN	Lauderdale	37 min
Jun 26, 10:42 PM CDT	Severe Thunderstorm Warning	HUN	Morgan	33 min
Jun 26, 11:02 PM CDT	Special Weather Statement	HUN	Lawrence	28 min
Jun 26, 11:09 PM CDT	Special Weather Statement	HUN	Limestone	51 min
Jun 26, 11:16 PM CDT	Severe Thunderstorm Warning	HUN	Lauderdale, Limestone	29 min
Jun 26, 11:18 PM CDT	Severe Thunderstorm Warning	HUN	Lawrence	27 min
Jun 26, 11:21 PM CDT	Special Weather Statement	HUN	Limestone	24 min
Jun 26, 11:35 PM CDT	Special Weather Statement	HUN	Lawrence	25 min
Jun 26, 11:45 PM CDT	Special Weather Statement	HUN	Lawrence	30 min
Jun 26, 11:59 PM CDT	Special Weather Statement	HUN	Limestone	31 min
Jun 27, 11:25 AM CDT	Special Weather Statement	HUN	Franklin	35 min
Jun 27, 11:34 AM CDT	Severe Thunderstorm Warning	HUN	Franklin, Lawrence	26 min
Jun 27, 11:59 AM CDT	Special Weather Statement	HUN	Franklin	46 min
Jun 27, 12:35 PM CDT	Special Weather Statement	HUN	Franklin	25 min
Jun 27, 12:40 PM CDT	Special Weather Statement	HUN	Lawrence	35 min
Jun 27, 12:44 PM CDT	Severe Thunderstorm Warning	HUN	Franklin	46 min
Jun 27, 1:00 PM CDT	Severe Thunderstorm Warning	HUN	Lawrence	30 min
Jun 27, 1:10 PM CDT	Special Weather Statement	HUN	Colbert, Lauderdale	50 min
Jun 27, 1:42 PM CDT	Special Weather Statement	HUN	Lauderdale	48 min
Jun 27, 1:46 PM CDT	Special Weather Statement	HUN	Cullman	44 min
Jun 27, 2:13 PM CDT	Special Weather Statement	HUN	Morgan	47 min
Jun 27, 2:26 PM CDT	Special Weather Statement	HUN	Cullman	49 min
Jun 27, 2:33 PM CDT	Special Weather Statement	HUN	Limestone, Madison	42 min
Jun 27, 3:08 PM CDT	Special Weather Statement	HUN	Cullman, Limestone, Madison, Morgan	37 min
Jun 27, 4:24 PM CDT	Special Weather Statement	HUN	Jackson	36 min
Jun 27, 4:50 PM CDT	Severe Thunderstorm Warning	HUN	DeKalb	25 min
Jun 27, 5:18 PM CDT	Special Weather Statement	HUN	DeKalb	42 min
Jun 27, 5:55 PM CDT	Special Weather Statement	HUN	DeKalb	35 min
Jun 27, 6:31 PM CDT	Special Weather Statement	HUN	DeKalb	29 min
Jun 27, 12:45 AM CDT	Special Weather Statement	HUN	Lincoln	30 min
Jun 27, 2:52 PM CDT	Special Weather Statement	HUN	Franklin	53 min
Jun 27, 3:42 PM CDT	Special Weather Statement	HUN	Lincoln	48 min
Jun 27, 4:05 PM CDT	Special Weather Statement	HUN	Lincoln	25 min
Jun 27, 4:55 PM CDT	Special Weather Statement	HUN	Franklin	35 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2019 Every severe thunderstorm warning in 2019

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.