Alert archive / Ohio / Mesoscale Discussions in 2003

Mesoscale Discussion 1162

May 31, 20034 states

The Storm Prediction Center issued this mesoscale discussion at May 31, 2003, 1:01 AM EST for 4 states. It was in force for 59 min.

The area

The outline as issued.

The facts

Issued
May 31, 2003, 1:01 AM EST (06:01 UTC)
Expired
May 31, 2003, 2:00 AM EST
In force
59 min
Issued by
the Storm Prediction Center
All 97 counties

Bartholomew County, IN, Brown County, IN, Clark County, IN, Dearborn County, IN, Decatur County, IN, Delaware County, IN, Fayette County, IN, Floyd County, IN, Franklin County, IN, Hancock County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Lawrence County, IN, Madison County, IN, Ohio County, IN, Orange County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Switzerland County, IN, Union County, IN, Washington County, IN, Wayne County, IN, Boone County, KY, Boyd County, KY, Bracken County, KY, Campbell County, KY, Carroll County, KY, Carter County, KY, Elliott County, KY, Fleming County, KY, Gallatin County, KY, Grant County, KY, Greenup County, KY, Harrison County, KY, Henry County, KY, Kenton County, KY, Lawrence County, KY, Lewis County, KY, Mason County, KY, Nicholas County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Rowan County, KY, Trimble County, KY, Adams County, OH, Athens County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Darke County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Hamilton County, OH, Highland County, OH, Hocking County, OH, Jackson County, OH, Lawrence County, OH, Licking County, OH, Logan County, OH, Madison County, OH, Meigs County, OH, Miami County, OH, Montgomery County, OH, Morgan County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Preble County, OH, Ross County, OH, Scioto County, OH, Shelby County, OH, Union County, OH, Vinton County, OH, Warren County, OH, Washington County, OH, Cabell County, WV, Jackson County, WV, Lincoln County, WV, Mason County, WV, Putnam County, WV, Wayne County, WV, Wood County, WV

The radar

The Cincinnati radar (KILN), 76 km from the middle of the area, began a volume at 06:04 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

Lincoln, IL (KILX), launched 00:00Z, 6.0 hours before the alert went out and 396 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 00:00Z on 2003-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 142 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 00:00Z on 2003-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 190 square meters per square second.1939587897Sfc1 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
142 J/kg
Mixed-layer CIN
-148 J/kg
Mixed-layer LCL
1329 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
190 m²/s²
0-3 km storm-relative helicity
219 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

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 30, 7:30 PM ESTTornado WatchSPCJasper, Lake, Newton, Porter6 hr
May 30, 9:04 PM ESTMesoscale DiscussionSPCAllen, Benton, Blackford, Boone, Brown, Carroll and 49 more86 min
May 30, 9:10 PM ESTTornado WatchSPCBenton, Boone, Carroll, Cass, Clay, Clinton and 41 more6 hr
May 30, 11:21 PM ESTMesoscale DiscussionSPCAllen, Benton, Blackford, Boone, Brown, Carroll and 51 more84 min
May 30, 11:50 PM ESTSevere Thunderstorm WatchSPCBartholomew, Brown, Clark, Dearborn, Decatur, Delaware and 21 more5 hr
May 31, 2:32 AM ESTMesoscale DiscussionSPCDearborn, Franklin, Jefferson, Ohio, Ripley, Switzerland and 2 more28 min
May 31, 12:06 PM ESTMesoscale DiscussionSPCBerkeley, Jefferson114 min
May 31, 12:40 PM ESTSevere Thunderstorm WatchSPCBerkeley, Jefferson, Morgan5 hr

Nearby

Mesoscale Discussions in Ohio, 2003Mesoscale Discussions in Indiana, 2003Mesoscale Discussions in Kentucky, 2003Every mesoscale discussion in 2003

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.