Alert archive / Georgia / Mesoscale Discussions in 2008

Mesoscale Discussion 1632

June 29, 20084 states

The Storm Prediction Center issued this mesoscale discussion at Jun 29, 2008, 1:04 PM CDT for 4 states. It was in force for 56 min.

The area

The outline as issued.

The facts

Issued
Jun 29, 2008, 1:04 PM CDT (18:04 UTC)
Expired
Jun 29, 2008, 2:00 PM CDT
In force
56 min
Issued by
the Storm Prediction Center
All 76 counties

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, Escambia County, AL, Geneva County, AL, Henry County, AL, Houston County, AL, Lowndes County, AL, Marengo County, AL, Monroe County, AL, Montgomery County, AL, Pike County, AL, Washington County, AL, Wilcox County, AL, Calhoun County, FL, Gadsden County, FL, Holmes County, FL, Jackson County, FL, Jefferson County, FL, Leon County, FL, Madison County, FL, Okaloosa County, FL, Santa Rosa County, FL, Walton County, FL, Washington County, FL, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Brooks County, GA, Calhoun County, GA, Clay County, GA, Colquitt County, GA, Cook County, GA, Crisp County, GA, Decatur County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Irwin County, GA, Lanier County, GA, Lee County, GA, Lowndes County, GA, Miller County, GA, Mitchell County, GA, Quitman County, GA, Randolph County, GA, Seminole County, GA, Stewart County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Turner County, GA, Webster County, GA, Worth County, GA, Clarke County, MS, Covington County, MS, Forrest County, MS, George County, MS, Greene County, MS, Jasper County, MS, Jones County, MS, Lamar County, MS, Lauderdale County, MS, Newton County, MS, Perry County, MS, Scott County, MS, Smith County, MS, Wayne County, MS

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.1 hours before the alert went out and 156 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, Tallahassee Rgnl, FL at 12:00Z on 2008-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2230 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, Tallahassee Rgnl, FL at 12:00Z on 2008-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.193958Sfc1 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
2230 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
748 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
65 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 29, 9:18 AM CDTMesoscale DiscussionSPCChoctaw, Marengo, Sumter117 min
Jun 29, 9:38 AM CDTMesoscale DiscussionSPCBarbour, Henry, Houston, Russell2 hr
Jun 29, 10:47 AM CDTSevere Thunderstorm WatchSPCBaldwin, Barbour, Bullock, Butler, Choctaw, Clarke and 20 more7 hr
Jun 29, 1:43 PM CDTSevere Thunderstorm WatchSPCAutauga, Bibb, Blount, Calhoun, Chambers, Cherokee and 22 more6 hr
Jun 29, 4:18 PM CDTMesoscale DiscussionSPCAutauga, Bibb, Blount, Calhoun, Chambers, Cherokee and 17 more57 min
Jun 29, 12:12 PM CDTSevere Thunderstorm WatchSPCAlachua, Baker, Bradford, Clay, Columbia, Duval and 9 more8 hr
Jun 29, 2:51 PM CDTMesoscale DiscussionSPCAlachua, Baker, Bradford, Clay, Columbia, Duval and 4 more54 min
Jun 29, 11:34 AM CDTMesoscale DiscussionSPCBulloch, Burke, Columbia, Effingham, Emanuel, Glascock and 5 more56 min
Jun 29, 12:35 PM CDTSevere Thunderstorm WatchSPCBulloch, Burke, Candler, Columbia, Effingham, Jenkins and 4 more7 hr
Jun 29, 3:46 PM CDTMesoscale DiscussionSPCBryan, Bulloch, Burke, Effingham, Evans, Jefferson and 3 more59 min

Nearby

Mesoscale Discussions in Georgia, 2008Mesoscale Discussions in Alabama, 2008Mesoscale Discussions in Mississippi, 2008Every mesoscale discussion in 2008

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.