Alert archive / Indiana / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 293

May 19, 200524 counties in Indiana

The Storm Prediction Center issued this severe thunderstorm watch at May 19, 2005, 4:50 PM EST for 24 counties in Indiana. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
May 19, 2005, 4:50 PM EST (21:50 UTC)
Expired
May 19, 2005, 9:00 PM EST
In force
4 hr
Issued by
the Storm Prediction Center
All 24 counties

Benton County, IN, Boone County, IN, Carroll County, IN, Cass County, IN, Clinton County, IN, Fountain County, IN, Fulton County, IN, Hamilton County, IN, Howard County, IN, Jasper County, IN, Lake County, IN, LaPorte County, IN, Marshall County, IN, Miami County, IN, Montgomery County, IN, Newton County, IN, Porter County, IN, Pulaski County, IN, Saint Joseph County, IN, Starke County, IN, Tippecanoe County, IN, Tipton County, IN, Warren County, IN, White County, IN

The radar

The Northern Indiana radar (KIWX), 90 km from the middle of the area, began a volume at 21:50 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 19, 6:51 PM ESTSevere Thunderstorm WarningLOTBenton54 min
May 19, 6:59 PM ESTSevere Thunderstorm WarningINDFountain, Tippecanoe, Warren46 min
May 19, 7:42 PM ESTSevere Thunderstorm WarningINDBoone, Fountain, Montgomery, Tippecanoe48 min
May 19, 8:23 PM ESTSevere Thunderstorm WarningINDFountain, Hendricks, Montgomery, Putnam52 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

Lincoln, IL (KILX), launched 12:00Z, 9.8 hours before the alert went out and 189 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, Lincoln, IL at 12:00Z on 2005-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 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, Lincoln, IL at 12:00Z on 2005-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 146 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
35 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
146 m²/s²
0-3 km storm-relative helicity
199 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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, 3:26 PM ESTMesoscale DiscussionSPCBartholomew, Brown, Clay, Decatur, Fayette, Franklin and 17 more94 min
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, 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

Severe Thunderstorm Watches in Indiana, 2005Every severe thunderstorm watch 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.