Alert archive / Indiana / Mesoscale Discussions in 2005

Mesoscale Discussion 914

May 19, 200523 counties in Indiana

The Storm Prediction Center issued this mesoscale discussion at May 19, 2005, 3:26 PM EST for 23 counties in Indiana. It was in force for 94 min.

The area

The outline as issued.

The facts

Issued
May 19, 2005, 3:26 PM EST (20:26 UTC)
Expired
May 19, 2005, 5:00 PM EST
In force
94 min
Issued by
the Storm Prediction Center
All 23 counties

Bartholomew County, IN, Brown County, IN, Clay County, IN, Decatur County, IN, Fayette County, IN, Franklin County, IN, Greene County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Lawrence County, IN, Marion County, IN, Monroe County, IN, Morgan County, IN, Owen County, IN, Putnam County, IN, Ripley County, IN, Rush County, IN, Shelby County, IN

The radar

The Indianapolis radar (KIND), 50 km from the middle of the area, began a volume at 20:28 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.4 hours before the alert went out and 188 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, Cncnati-Daytn, OH at 12:00Z on 2005-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Cncnati-Daytn, OH at 12:00Z on 2005-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.1939Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1850 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
183 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
May 19, 6:58 AM ESTMesoscale DiscussionSPCClay, Daviess, Dubois, Gibson, Greene, Knox and 7 more92 min
May 19, 10:44 AM ESTMesoscale DiscussionSPCBartholomew, Brown, Clark, Clay, Crawford, Daviess and 36 more3 hr
May 19, 11:15 AM ESTSevere Thunderstorm WatchSPCGibson, Posey8 hr
May 19, 12:50 PM ESTSevere Thunderstorm WatchSPCClark, Crawford, Dubois, Floyd, Harrison, Perry and 4 more8 hr
May 19, 1:15 PM ESTMesoscale DiscussionSPCBartholomew, Benton, Boone, Brown, Clay, Clinton and 38 more2 hr
May 19, 2:00 PM ESTTornado WatchSPCBartholomew, Boone, Brown, Clay, Daviess, Decatur and 26 more7 hr
May 19, 3:41 PM ESTMesoscale DiscussionSPCCrawford, Dubois, Floyd, Harrison, Perry, Pike and 3 more64 min
May 19, 3:50 PM ESTMesoscale DiscussionSPCBenton, Carroll, Cass, Fulton, Howard, Jasper and 9 more85 min
May 19, 4:50 PM ESTSevere Thunderstorm WatchSPCBenton, Boone, Carroll, Cass, Clinton, Fountain and 18 more4 hr
May 19, 5:59 PM ESTMesoscale DiscussionSPCGibson91 min
May 19, 6:13 PM ESTMesoscale DiscussionSPCCrawford, Dubois, Floyd, Harrison, Perry, Spencer and 2 more2 hr
May 19, 6:20 PM ESTSevere Thunderstorm WatchSPCPosey6 hr
May 19, 6:29 PM ESTMesoscale DiscussionSPCBartholomew, Brown, Clay, Daviess, Dearborn, Decatur and 12 more91 min
May 19, 6:30 PM ESTMesoscale DiscussionSPCBenton, Carroll, Cass, Fulton, Howard, Jasper and 9 more90 min

Nearby

Mesoscale Discussions in Indiana, 2005Every mesoscale discussion in 2005

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.