Alert archive / Indiana / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 21, NWS Northern Indiana

May 30, 20154 counties in Indiana

NWS Northern Indiana issued this severe thunderstorm warning at May 30, 2015, 2:25 PM EDT for 4 counties in Indiana. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 30, 2015, 2:25 PM EDT (18:25 UTC)
Expired: May 30, 2015, 3:30 PM EDT
In force: 65 min
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Blackford County, IN, Grant County, IN, Jay County, IN, Wells County, IN

The radar

The Northern Indiana radar (KIWX), 90 km from the middle of the area, began a volume at 18:26 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, 6.4 hours before the alert went out and 183 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 375 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 792 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: -19 m²/s²
0-3 km storm-relative helicity: -1 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.

267 
WUUS53 KIWX 301825
SVRIWX
INC009-053-075-179-301930-
/O.NEW.KIWX.SV.W.0021.150530T1825Z-150530T1930Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
225 PM EDT SAT MAY 30 2015

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BLACKFORD COUNTY IN EAST CENTRAL INDIANA...
  NORTHEASTERN GRANT COUNTY IN CENTRAL INDIANA...
  NORTHWESTERN JAY COUNTY IN EAST CENTRAL INDIANA...
  SOUTHERN WELLS COUNTY IN NORTHEAST INDIANA...

* UNTIL 330 PM EDT

* AT 221 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR VAN BUREN...
  AND MOVING EAST AT 25 MPH.

  HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  BLUFFTON...MONTPELIER...ROLL...MCNATTS...MOUNT ZION...KEYSTONE...
  DILLMAN...LIBERTY CENTER...PONETO...WELLSBURG...FIAT...
  TRAVISVILLE...NOTTINGHAM...PETROLEUM...REIFFSBURG...DOMESTIC AND
  VERA CRUZ.

THIS INCLUDES INTERSTATE 69 IN INDIANA BETWEEN MILE MARKERS 266 AND 
270.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
NORTHERN INDIANA.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!

&&

LAT...LON 4047 8554 4063 8556 4067 8541 4067 8534
      4070 8534 4078 8508 4059 8507 4059 8506
      4054 8506
TIME...MOT...LOC 1824Z 251DEG 20KT 4056 8547

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH

$$

3 follow-up statements

192 
WWUS53 KIWX 301846
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
246 PM EDT SAT MAY 30 2015

INC053-301856-
/O.CAN.KIWX.SV.W.0021.000000T0000Z-150530T1930Z/
GRANT IN-
246 PM EDT SAT MAY 30 2015

THIS INCLUDES INTERSTATE 69 IN INDIANA BETWEEN MILE MARKERS 265 AND
271.

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GRANT COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS EXITED THE WARNED AREA.

LAT...LON 4066 8545 4067 8534 4070 8534 4078 8508
      4059 8507 4059 8506 4054 8506 4049 8544
TIME...MOT...LOC 1846Z 248DEG 18KT 4059 8536

$$

INC009-075-179-301930-
/O.CON.KIWX.SV.W.0021.000000T0000Z-150530T1930Z/
WELLS IN-JAY IN-BLACKFORD IN-
246 PM EDT SAT MAY 30 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
BLACKFORD...NORTHWESTERN JAY AND SOUTHERN WELLS COUNTIES UNTIL 330 PM
EDT...

AT 245 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES NORTHWEST
OF MONTPELIER...AND MOVING EAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BLUFFTON...MONTPELIER...MOUNT ZION...KEYSTONE...DILLMAN...LIBERTY
CENTER...PONETO...WELLSBURG...BALBEC...FIAT...TRAVISVILLE...
NOTTINGHAM...PETROLEUM...REIFFSBURG...DOMESTIC AND VERA CRUZ.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
NORTHERN INDIANA.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!

&&

LAT...LON 4066 8545 4067 8534 4070 8534 4078 8508
      4059 8507 4059 8506 4054 8506 4049 8544
TIME...MOT...LOC 1846Z 248DEG 18KT 4059 8536

TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH

$$

290 
WWUS53 KIWX 301906
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
306 PM EDT SAT MAY 30 2015

INC009-075-301916-
/O.CAN.KIWX.SV.W.0021.000000T0000Z-150530T1930Z/
JAY IN-BLACKFORD IN-
306 PM EDT SAT MAY 30 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN BLACKFORD AND
NORTHWESTERN JAY COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS EXITED THE WARNED AREA.

LAT...LON 4061 8533 4066 8537 4067 8534 4070 8534
      4078 8508 4059 8507 4059 8520
TIME...MOT...LOC 1906Z 248DEG 18KT 4065 8527

$$

INC179-301930-
/O.CON.KIWX.SV.W.0021.000000T0000Z-150530T1930Z/
WELLS IN-
306 PM EDT SAT MAY 30 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN WELLS
COUNTY UNTIL 330 PM EDT...

AT 305 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES NORTH OF
MONTPELIER...AND MOVING EAST AT 20 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BLUFFTON...DILLMAN...LIBERTY CENTER...PONETO...WELLSBURG...
TRAVISVILLE...PETROLEUM...REIFFSBURG...DOMESTIC AND VERA CRUZ.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN
NORTHERN INDIANA.

&&

LAT...LON 4061 8533 4066 8537 4067 8534 4070 8534
      4078 8508 4059 8507 4059 8520
TIME...MOT...LOC 1906Z 248DEG 18KT 4065 8527

HAIL...<.75IN
WIND...60MPH

$$

646 
WWUS53 KIWX 301926
SVSIWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
326 PM EDT SAT MAY 30 2015

INC179-301935-
/O.EXP.KIWX.SV.W.0021.000000T0000Z-150530T1930Z/
WELLS IN-
326 PM EDT SAT MAY 30 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN WELLS COUNTY WILL
EXPIRE AT 330 PM EDT/230 PM CDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS. THEREFORE...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN 
WELLS COUNTY WILL BE ALLOWED TO EXPIRE AT 330 PM EDT. 
HOWEVER...HEAVY RAIN IS STILL EXPECTED THROUGH 400 PM EDT THAT MAY 
CAUSE PONDING OF WATER ON ROADWAYS.

LAT...LON 4061 8533 4066 8537 4067 8534 4070 8534
      4078 8508 4059 8507 4059 8520
TIME...MOT...LOC 1925Z 248DEG 18KT 4069 8515

$$

The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 4:37 AM EDT	Beach Hazards Statement	IWX		41 hr
May 30, 1:41 PM EDT	Special Weather Statement	IWX	Blackford, Grant, Huntington, Miami, Wabash, Wells	64 min
May 30, 1:47 PM EDT	Severe Thunderstorm Warning	IWX	Grant	43 min
May 30, 2:18 PM EDT	Flood Watch	IWX	Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 15 more	23 hr
May 30, 3:05 PM EDT	Special Weather Statement	IWX	Miami	40 min
May 30, 3:30 PM EDT	Special Weather Statement	IWX	Kosciusko	45 min
May 30, 3:35 PM EDT	Severe Thunderstorm Warning	IWX	Kosciusko	40 min
May 30, 4:08 PM EDT	Severe Thunderstorm Warning	IWX	Elkhart, Kosciusko, LaGrange, Noble	37 min
May 30, 4:16 PM EDT	Special Weather Statement	IWX	Cass, Miami	59 min
May 30, 4:45 PM EDT	Special Weather Statement	IWX	LaGrange	60 min
May 30, 5:33 PM EDT	Special Weather Statement	IWX	Elkhart	42 min
May 30, 5:37 PM EDT	Special Weather Statement	IWX	Blackford, Grant, Huntington, Wabash	38 min
May 30, 5:57 PM EDT	Special Weather Statement	IWX	Pulaski, Starke	48 min
May 30, 6:05 PM EDT	Areal Flood Advisory	IWX	Elkhart, LaGrange	3 hr
May 30, 6:10 PM EDT	Special Weather Statement	IWX	Blackford, Wells	50 min
May 30, 6:21 PM EDT	Areal Flood Advisory	IWX	Adams, Blackford, Grant, Huntington, Wells	3 hr
May 30, 6:43 PM EDT	Severe Thunderstorm Warning	IWX	Adams, Jay	47 min
May 30, 6:49 PM EDT	Special Weather Statement	IWX	Allen	26 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2015 Every severe thunderstorm warning in 2015

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.