Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 33, NWS Indianapolis, IN

March 15, 2012Daviess County, Knox County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 15, 2012, 2:49 PM EDT for Daviess County, Knox County, Indiana. It was in force for 26 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: Mar 15, 2012, 2:49 PM EDT (18:49 UTC)
Expired: Mar 15, 2012, 3:15 PM EDT
In force: 26 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Daviess County, IN, Knox County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.8 hours before the alert went out and 215 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: 1579 J/kg
Mixed-layer CIN: -52 J/kg
Mixed-layer LCL: 821 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 142 m²/s²
0-3 km storm-relative helicity: 117 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.

797 
WUUS53 KIND 151849
SVRIND
INC027-083-151915-
/O.NEW.KIND.SV.W.0033.120315T1849Z-120315T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
249 PM EDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN DAVIESS COUNTY IN SOUTHWEST INDIANA...
  SOUTHEASTERN KNOX COUNTY IN SOUTHWEST INDIANA...

* UNTIL 315 PM EDT

* AT 249 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR WASHINGTON...OR 9 MILES NORTHEAST OF
  PETERSBURG...AND MOVING NORTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WASHINGTON...
  MONTGOMERY...
  CANNELBURG...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

&&

LAT...LON 3853 8734 3875 8710 3871 8699 3862 8693
      3852 8710 3853 8711 3851 8715 3854 8718
      3855 8721 3853 8722 3854 8725 3852 8726
      3850 8730
TIME...MOT...LOC 1850Z 233DEG 19KT 3859 8717
WIND...HAIL <50MPH 1.00IN

$$

MRD/SMF

2 follow-up statements

123 
WWUS53 KIND 151856
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
256 PM EDT THU MAR 15 2012

INC027-083-151915-
/O.CON.KIND.SV.W.0033.000000T0000Z-120315T1915Z/
DAVIESS-KNOX-
256 PM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
DAVIESS AND SOUTHEASTERN KNOX COUNTIES UNTIL 315 PM EDT...

AT 252 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR WASHINGTON...OR 10 MILES NORTHEAST OF
PETERSBURG...MOVING NORTHEAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
  MONTGOMERY AND CANNELBURG.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

&&

LAT...LON 3853 8734 3875 8710 3871 8699 3862 8693
      3852 8710 3853 8711 3851 8715 3854 8718
      3855 8721 3853 8722 3854 8725 3852 8726
      3850 8730
TIME...MOT...LOC 1856Z 244DEG 19KT 3860 8712
WIND...HAIL <50MPH 1.00IN

$$

MRD/SMF

122 
WWUS53 KIND 151910
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
310 PM EDT THU MAR 15 2012

INC027-083-151921-
/O.EXP.KIND.SV.W.0033.000000T0000Z-120315T1915Z/
DAVIESS-KNOX-
310 PM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN DAVIESS AND
SOUTHEASTERN KNOX COUNTIES WILL EXPIRE AT 315 PM EDT/215 PM CDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

LAT...LON 3853 8734 3875 8710 3871 8699 3862 8693
      3852 8710 3853 8711 3851 8715 3854 8718
      3855 8721 3853 8722 3854 8725 3852 8726
      3850 8730
TIME...MOT...LOC 1911Z 244DEG 19KT 3863 8703

$$

MRD/SMF

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 15, 4:24 AM EDT	Special Weather Statement	IND	Carroll, Clinton, Tippecanoe	51 min
Mar 15, 5:08 AM EDT	Special Weather Statement	IND	Howard	67 min
Mar 15, 5:44 AM EDT	Special Weather Statement	IND	Martin	46 min
Mar 15, 7:22 AM EDT	Special Weather Statement	IND	Jackson	23 min
Mar 15, 7:44 AM EDT	Special Weather Statement	IND	Jackson, Jennings	31 min
Mar 15, 7:47 AM EDT	Special Weather Statement	IND	Lawrence	28 min
Mar 15, 8:02 AM EDT	Severe Thunderstorm Warning	IND	Jennings	18 min
Mar 15, 8:43 AM EDT	Special Weather Statement	IND	Jennings	32 min
Mar 15, 9:16 AM EDT	Special Weather Statement	IND	Jennings	29 min
Mar 15, 2:14 PM EDT	Severe Thunderstorm Warning	IND	Knox	24 min
Mar 15, 3:17 PM EDT	Severe Thunderstorm Warning	IND	Clay, Greene, Owen	28 min
Mar 15, 4:04 PM EDT	Severe Thunderstorm Warning	IND	Morgan, Owen	26 min
Mar 15, 4:29 PM EDT	Special Weather Statement	IND	Morgan	31 min
Mar 15, 5:05 PM EDT	Special Weather Statement	IND	Johnson, Shelby	25 min
Mar 15, 5:29 PM EDT	Special Weather Statement	IND	Hancock	31 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012 Every severe thunderstorm warning in 2012

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.