Alert archive / Indiana / Severe Thunderstorm Watches in 2016

Severe Thunderstorm Watch 56

March 27, 20164 states

The Storm Prediction Center issued this severe thunderstorm watch at Mar 27, 2016, 3:50 PM CDT for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Mar 27, 2016, 3:50 PM CDT (20:50 UTC)
Expired
Mar 27, 2016, 10:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 108 counties

Crawford County, IL, Edwards County, IL, Gallatin County, IL, Hamilton County, IL, Hardin County, IL, Johnson County, IL, Lawrence County, IL, Massac County, IL, Pope County, IL, Pulaski County, IL, Richland County, IL, Saline County, IL, Wabash County, IL, Wayne County, IL, White County, IL, Williamson County, IL, Bartholomew County, IN, Boone County, IN, Brown County, IN, Clark County, IN, Clay County, IN, Crawford County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, Delaware County, IN, Dubois County, IN, Fayette County, IN, Floyd County, IN, Franklin County, IN, Gibson County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Harrison County, IN, Hendricks County, IN, Henry County, IN, Jackson County, IN, Jefferson County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Monroe County, IN, Morgan County, IN, Ohio County, IN, Orange County, IN, Owen County, IN, Perry County, IN, Pike County, IN, Posey County, IN, Putnam County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Scott County, IN, Shelby County, IN, Spencer County, IN, Sullivan County, IN, Switzerland County, IN, Tipton County, IN, Union County, IN, Vanderburgh County, IN, Warrick County, IN, Washington County, IN, Wayne County, IN, Ballard County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Caldwell County, KY, Calloway County, KY, Carlisle County, KY, Carroll County, KY, Christian County, KY, Crittenden County, KY, Daviess County, KY, Fulton County, KY, Gallatin County, KY, Graves County, KY, Grayson County, KY, Hancock County, KY, Hardin County, KY, Henderson County, KY, Hickman County, KY, Hopkins County, KY, Jefferson County, KY, Livingston County, KY, Logan County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY, McLean County, KY, Meade County, KY, Muhlenberg County, KY, Ohio County, KY, Oldham County, KY, Todd County, KY, Trigg County, KY, Trimble County, KY, Union County, KY, Webster County, KY, Auglaize County, OH, Darke County, OH, Mercer County, OH

The radar

The Evansville,IN radar (KVWX), 34 km from the middle of the area, began a volume at 20:51 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
10%
One or more EF2 to EF5 tornadoes
5%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
40%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
70%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 27, 4:05 PM CDTSevere Thunderstorm WarningPAHJohnson25 min
Mar 27, 4:17 PM CDTSevere Thunderstorm WarningPAHSaline, Williamson28 min
Mar 27, 4:25 PM CDTSevere Thunderstorm WarningINDGreene35 min
Mar 27, 4:36 PM CDTSevere Thunderstorm WarningINDHamilton, Madison, Tipton54 min
Mar 27, 4:42 PM CDTSevere Thunderstorm WarningINDHamilton, Madison, Marion48 min
Mar 27, 5:12 PM CDTSevere Thunderstorm WarningINDMadison17 min
Mar 27, 5:22 PM CDTSevere Thunderstorm WarningILXLawrence38 min
Mar 27, 6:47 PM CDTSevere Thunderstorm WarningINDMorgan28 min
Mar 27, 6:51 PM CDTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange, Perry24 min
Mar 27, 6:58 PM CDTSevere Thunderstorm WarningLMKOrange32 min
Mar 27, 7:08 PM CDTSevere Thunderstorm WarningINDHendricks, Johnson, Marion, Morgan37 min
Mar 27, 7:10 PM CDTSevere Thunderstorm WarningINDDelaware, Randolph39 min
Mar 27, 7:13 PM CDTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange32 min
Mar 27, 7:17 PM CDTSevere Thunderstorm WarningINDJohnson, Marion, Morgan28 min
Mar 27, 7:17 PM CDTTornado WarningPAHChristian28 min
Mar 27, 7:19 PM CDTSevere Thunderstorm WarningLMKDubois, Orange26 min
Mar 27, 7:22 PM CDTSevere Thunderstorm WarningINDBartholomew, Brown, Johnson, Monroe, Morgan38 min
Mar 27, 7:34 PM CDTTornado WarningPAHMuhlenberg26 min
Mar 27, 7:39 PM CDTSevere Thunderstorm WarningINDHamilton, Hancock, Henry, Johnson, Madison, Marion and 2 more51 min
Mar 27, 7:39 PM CDTSevere Thunderstorm WarningLMKOrange, Washington36 min
Mar 27, 7:47 PM CDTSevere Thunderstorm WarningINDBartholomew, Brown, Decatur, Johnson, Rush, Shelby58 min
Mar 27, 7:59 PM CDTTornado WarningPAHMuhlenberg16 min
Mar 27, 8:02 PM CDTSevere Thunderstorm WarningLMKButler, Ohio28 min
Mar 27, 8:12 PM CDTSevere Thunderstorm WarningLMKFloyd, Harrison33 min
Mar 27, 8:19 PM CDTSevere Thunderstorm WarningINDDelaware, Henry, Randolph43 min
Mar 27, 8:39 PM CDTSevere Thunderstorm WarningILNFayette, Franklin, Wayne36 min
Mar 27, 8:52 PM CDTSevere Thunderstorm WarningILNRipley38 min
Mar 27, 8:56 PM CDTSevere Thunderstorm WarningLMKClark19 min
Mar 27, 8:59 PM CDTSevere Thunderstorm WarningILNFayette, Union, Wayne34 min
Mar 27, 9:16 PM CDTSevere Thunderstorm WarningILNDearborn, Franklin, Ripley19 min
Mar 27, 9:21 PM CDTSevere Thunderstorm WarningILNDarke, Miami, Montgomery, Preble27 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

Nashville Metro, TN (KBNA), launched 12:00Z, 8.8 hours before the alert went out and 232 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, Nashville Metro, TN at 12:00Z on 2016-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 301 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, Nashville Metro, TN at 12:00Z on 2016-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 square meters per square second.1939587897117Sfc1 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
301 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
800 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
98 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
Mar 27, 2:23 PM CDTMesoscale DiscussionSPCAlexander, Clark, Clay, Coles, Crawford, Cumberland and 20 more2 hr
Mar 27, 5:15 PM CDTMesoscale DiscussionSPCLawrence, Wabash2 hr
Mar 27, 5:33 PM CDTSevere Thunderstorm WatchSPCAdams, Allen, Blackford, DeKalb, Grant, Huntington and 3 more5 hr

Nearby

Severe Thunderstorm Watches in Indiana, 2016Severe Thunderstorm Watches in Kentucky, 2016Severe Thunderstorm Watches in Illinois, 2016Every severe thunderstorm watch in 2016

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.