Alert archive / Alabama / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 182, NWS Huntsville, AL

October 25, 2010Jackson County, Alabama

NWS Huntsville, AL issued this severe thunderstorm warning at Oct 25, 2010, 3:57 AM CDT for Jackson County, Alabama. It was in force for 48 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: Oct 25, 2010, 3:57 AM CDT (08:57 UTC)
Expired: Oct 25, 2010, 4:45 AM CDT
In force: 48 min
Issued by: NWS Huntsville, AL
Area: Storm-based polygon

County Jackson County, AL

The radar

The Northeast Alabama radar (KHTX), 19 km from the middle of the area, began a volume at 08:57 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
Oct 24, 8:46 PM CDT	Severe Thunderstorm Watch	SPC	7 hr
Oct 25, 1:33 AM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 9.0 hours before the alert went out and 160 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: 3 J/kg
Mixed-layer CIN: -105 J/kg
Mixed-layer LCL: 1945 m above ground
0-6 km bulk shear: 60 kt
0-1 km storm-relative helicity: 164 m²/s²
0-3 km storm-relative helicity: 182 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 Oct 25, 2:04 AM CDT, 1 hour 53 minutes earlier.

Area forecast discussion, Oct 25, 2:04 AM CDT, 1 hour 53 minutes before

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Hazardous weather outlook, Oct 24, 9:47 PM CDT, 6 hours 10 minutes before

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In the hours before

Local storm report, Oct 25, 12:13 AM CDT, 3 hours 44 minutes before

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Local storm report, Oct 25, 12:29 AM CDT, 3 hours 28 minutes before

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Local storm report, Oct 25, 12:53 AM CDT, 3 hours 4 minutes before

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Local storm report, Oct 25, 1:27 AM CDT, 2 hours 30 minutes before

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Local storm report, Oct 25, 1:56 AM CDT, 2 hours 1 minute before

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Special weather statement, Oct 25, 2:11 AM CDT, 1 hour 46 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
Oct 24, 9:11 PM CDT	Special Weather Statement	HUN	Marshall	49 min
Oct 24, 9:54 PM CDT	Severe Thunderstorm Warning	HUN	Cullman, Morgan	26 min
Oct 24, 9:59 PM CDT	Severe Thunderstorm Warning	HUN	Lawrence	33 min
Oct 24, 10:06 PM CDT	Special Weather Statement	HUN	Colbert, Lauderdale	24 min
Oct 24, 10:22 PM CDT	Severe Thunderstorm Warning	HUN	Limestone, Madison	23 min
Oct 24, 10:25 PM CDT	Severe Thunderstorm Warning	HUN	Lauderdale, Limestone	35 min
Oct 24, 10:29 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin	31 min
Oct 24, 10:43 PM CDT	Severe Thunderstorm Warning	HUN	Limestone	17 min
Oct 24, 10:45 PM CDT	Severe Thunderstorm Warning	HUN	Cullman, Marshall	30 min
Oct 24, 10:56 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Lauderdale, Lawrence, Limestone	34 min
Oct 24, 10:58 PM CDT	Severe Thunderstorm Warning	HUN	Limestone, Morgan	32 min
Oct 24, 11:07 PM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison, Marshall	38 min
Oct 24, 11:13 PM CDT	Severe Thunderstorm Warning	HUN	Colbert, Franklin, Lawrence	32 min
Oct 24, 11:20 PM CDT	Severe Thunderstorm Warning	HUN	Cullman, Morgan	40 min
Oct 24, 11:24 PM CDT	Severe Thunderstorm Warning	HUN	Limestone, Madison	28 min
Oct 24, 11:29 PM CDT	Severe Thunderstorm Warning	HUN	Franklin, Lauderdale, Lawrence, Limestone, Morgan	31 min
Oct 24, 11:46 PM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison, Morgan	44 min
Oct 24, 11:55 PM CDT	Severe Thunderstorm Warning	HUN	DeKalb, Jackson	35 min
Oct 24, 11:59 PM CDT	Severe Thunderstorm Warning	HUN	Lawrence, Limestone, Madison, Morgan	31 min
Oct 25, 12:31 AM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	29 min
Oct 25, 12:58 AM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	36 min
Oct 25, 12:59 AM CDT	Flash Flood Warning	HUN	Colbert, Franklin, Lawrence	3 hr
Oct 25, 1:29 AM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	31 min
Oct 25, 1:53 AM CDT	Severe Thunderstorm Warning	HUN	Jackson, Madison	27 min
Oct 25, 2:11 AM CDT	Special Weather Statement	HUN	Lawrence	49 min
Oct 25, 2:26 AM CDT	Severe Thunderstorm Warning	HUN	Lawrence	19 min
Oct 25, 2:38 AM CDT	Severe Thunderstorm Warning	HUN	Cullman, Lawrence, Morgan	22 min
Oct 25, 2:49 AM CDT	Tornado Warning	HUN	Morgan	16 min
Oct 25, 3:01 AM CDT	Severe Thunderstorm Warning	HUN	Cullman	44 min
Oct 25, 3:08 AM CDT	Severe Thunderstorm Warning	HUN	Madison, Marshall, Morgan	22 min
Oct 25, 3:15 AM CDT	Tornado Warning	HUN	Cullman, Marshall, Morgan	30 min
Oct 25, 3:33 AM CDT	Severe Thunderstorm Warning	HUN	Jackson	34 min
Oct 25, 3:37 AM CDT	Tornado Warning	HUN	DeKalb, Jackson, Marshall	23 min
Oct 25, 3:54 AM CDT	Tornado Warning	HUN	DeKalb, Jackson, Marshall	21 min
Oct 25, 4:08 AM CDT	Tornado Warning	HUN	DeKalb	22 min
Oct 25, 4:08 AM CDT	Tornado Warning	HUN	DeKalb, Jackson	19 min
Oct 25, 4:26 AM CDT	Tornado Warning	HUN	DeKalb	7 min
Oct 25, 10:10 AM CDT	Special Weather Statement	HUN	DeKalb	20 min
Oct 25, 10:19 AM CDT	Special Weather Statement	HUN	Morgan	26 min
Oct 25, 10:38 AM CDT	Special Weather Statement	HUN	Morgan	52 min
Oct 25, 11:16 AM CDT	Special Weather Statement	HUN	Madison	29 min
Oct 25, 3:30 PM CDT	Wind Advisory	HUN	Colbert, Cullman, DeKalb, Franklin, Jackson, Lauderdale and 5 more	28 hr
Oct 24, 10:48 PM CDT	Special Weather Statement	HUN	Lincoln	27 min
Oct 24, 11:42 PM CDT	Severe Thunderstorm Warning	HUN	Lincoln, Moore	48 min
Oct 25, 12:19 AM CDT	Severe Thunderstorm Warning	HUN	Franklin, Lincoln, Moore	14 min
Oct 25, 11:30 AM CDT	Special Weather Statement	HUN	Franklin	30 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2010 Every severe thunderstorm warning in 2010

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.