Alert archive / Alabama / Tornado Watches in 2006

Tornado Watch 335

May 10, 200632 counties in Alabama; 10 counties in Florida

The Storm Prediction Center issued this tornado watch at May 10, 2006, 1:45 PM CDT for 32 counties in Alabama; 10 counties in Florida. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 10, 2006, 1:45 PM CDT (18:45 UTC)
Expired
May 10, 2006, 9:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
60 kt
All 42 counties

Autauga County, AL, Baldwin County, AL, Barbour County, AL, Bullock County, AL, Butler County, AL, Choctaw County, AL, Clarke County, AL, Coffee County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Dale County, AL, Dallas County, AL, Elmore County, AL, Escambia County, AL, Geneva County, AL, Greene County, AL, Hale County, AL, Henry County, AL, Houston County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Mobile County, AL, Monroe County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Russell County, AL, Sumter County, AL, Washington County, AL, Wilcox County, AL, Bay County, FL, Calhoun County, FL, Escambia County, FL, Gulf County, FL, Holmes County, FL, Jackson County, FL, Okaloosa County, FL, Santa Rosa County, FL, Walton County, FL, Washington County, FL

The radar

The Mobile radar (KMOB), 152 km from the middle of the area, began a volume at 18:47 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
70%
One or more EF2 to EF5 tornadoes
40%
Ten or more severe wind reports
60%
One or more gusts of 65 knots or more
30%
Ten or more severe hail reports
80%
One or more hailstones of 2 inches or more
50%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

32 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 10, 2:01 PM CDTTornado WarningBMXSumter29 min
May 10, 2:23 PM CDTTornado WarningBMXMarengo37 min
May 10, 2:36 PM CDTSevere Thunderstorm WarningBMXHale, Perry39 min
May 10, 2:44 PM CDTFlash Flood WarningBMXMarengo3 hr
May 10, 2:55 PM CDTTornado WarningBMXMarengo19 min
May 10, 2:57 PM CDTTornado WarningMOBWilcox50 min
May 10, 3:08 PM CDTFlash Flood WarningBMXAutauga, Dallas, Elmore3 hr
May 10, 3:13 PM CDTFlash Flood WarningMOBWilcox2 hr
May 10, 3:24 PM CDTSevere Thunderstorm WarningMOBChoctaw19 min
May 10, 3:25 PM CDTSevere Thunderstorm WarningBMXMarengo35 min
May 10, 3:31 PM CDTFlash Flood WarningBMXPerry119 min
May 10, 3:48 PM CDTSevere Thunderstorm WarningMOBChoctaw42 min
May 10, 3:58 PM CDTSevere Thunderstorm WarningBMXLowndes, Montgomery62 min
May 10, 4:01 PM CDTFlash Flood WarningBMXLowndes, Montgomery119 min
May 10, 4:15 PM CDTFlash Flood WarningMOBChoctaw60 min
May 10, 4:24 PM CDTSevere Thunderstorm WarningMOBWilcox21 min
May 10, 4:28 PM CDTSevere Thunderstorm WarningBMXRussell47 min
May 10, 4:34 PM CDTSevere Thunderstorm WarningBMXBullock26 min
May 10, 5:09 PM CDTSevere Thunderstorm WarningMOBWilcox66 min
May 10, 5:23 PM CDTFlash Flood WarningBMXMarengo, Sumter2 hr
May 10, 5:35 PM CDTFlash Flood WarningMOBChoctaw, Wilcox3 hr
May 10, 5:49 PM CDTSevere Thunderstorm WarningMOBClarke26 min
May 10, 5:52 PM CDTSevere Thunderstorm WarningMOBChoctaw38 min
May 10, 5:53 PM CDTSevere Thunderstorm WarningBMXLowndes52 min
May 10, 5:59 PM CDTTornado WarningMOBClarke, Wilcox31 min
May 10, 6:16 PM CDTSevere Thunderstorm WarningMOBButler, Wilcox44 min
May 10, 6:28 PM CDTTornado WarningMOBMonroe47 min
May 10, 6:28 PM CDTTornado WarningMOBClarke, Monroe47 min
May 10, 7:26 PM CDTFlash Flood WarningBMXMarengo3 hr
May 10, 7:38 PM CDTSevere Thunderstorm WarningMOBMonroe25 min
May 10, 8:09 PM CDTSevere Thunderstorm WarningTAECoffee51 min
May 10, 8:55 PM CDTSevere Thunderstorm WarningTAECoffee, Dale35 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 6.8 hours before the alert went out and 168 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-pSkew-T log-p diagram, Birmingham, AL at 12:00Z on 2006-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 379 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 2006-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
379 J/kg
Mixed-layer CIN
-268 J/kg
Mixed-layer LCL
531 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
222 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 9, 9:54 PM CDTMesoscale DiscussionSPCBaldwin, Barbour, Butler, Clarke, Coffee, Conecuh and 13 more2 hr
May 10, 2:05 AM CDTMesoscale DiscussionSPCColbert, Fayette, Franklin, Lamar, Lauderdale, Lawrence and 3 more55 min
May 10, 2:24 AM CDTSevere Thunderstorm WatchSPCColbert, Fayette, Franklin, Greene, Hale, Lamar and 5 more5 hr
May 10, 4:01 AM CDTMesoscale DiscussionSPCFayette, Greene, Hale, Lamar, Pickens, Sumter and 1 more89 min
May 10, 5:47 AM CDTMesoscale DiscussionSPCAutauga, Barbour, Bibb, Bullock, Butler, Chilton and 30 more88 min
May 10, 6:32 AM CDTSevere Thunderstorm WatchSPCAutauga, Barbour, Bibb, Bullock, Butler, Chambers and 25 more6 hr
May 10, 8:31 AM CDTMesoscale DiscussionSPCFayette, Greene, Lamar, Pickens, Tuscaloosa89 min
May 10, 9:48 AM CDTSevere Thunderstorm WatchSPCColbert, Cullman, Fayette, Franklin, Greene, Hale and 12 more5 hr
May 10, 12:21 PM CDTMesoscale DiscussionSPCAutauga, Bibb, Blount, Calhoun, Chambers, Cherokee and 18 more84 min
May 10, 12:31 PM CDTSevere Thunderstorm WatchSPCAutauga, Bibb, Blount, Bullock, Calhoun, Chambers and 18 more5 hr
May 10, 12:42 PM CDTMesoscale DiscussionSPCBarbour, Butler, Choctaw, Clarke, Coffee, Conecuh and 11 more93 min
May 10, 2:42 PM CDTMesoscale DiscussionSPCChoctaw, Clarke, Marengo, Sumter, Washington, Wilcox2 hr
May 10, 3:23 PM CDTMesoscale DiscussionSPCBarbour, Chambers, Lee, Macon, Russell2 hr
May 10, 6:20 PM CDTMesoscale DiscussionSPCBaker, Duval, Nassau55 min
May 10, 6:40 PM CDTSevere Thunderstorm WatchSPCBaker, Duval, Nassau4 hr

Nearby

Tornado Watches in Alabama, 2006Tornado Watches in Florida, 2006Every tornado watch in 2006

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.