Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 41, NWS Indianapolis, IN

March 23, 2012Daviess County, Knox County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 23, 2012, 4:38 PM EDT for Daviess County, Knox County, Indiana. It was in force for 37 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 23, 2012, 4:38 PM EDT (20:38 UTC)
Expired: Mar 23, 2012, 5:15 PM EDT
In force: 37 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Daviess County, IN, Knox County, IN

The radar

The Evansville,IN radar (KVWX), 62 km from the middle of the area, began a volume at 20:41 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 23, 12:44 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.6 hours before the alert went out and 212 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 808 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 57 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.

067 
WUUS53 KIND 232038
SVRIND
INC027-083-232115-
/O.NEW.KIND.SV.W.0041.120323T2038Z-120323T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
438 PM EDT FRI MAR 23 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DAVIESS COUNTY IN SOUTHWEST INDIANA...
  EAST CENTRAL KNOX COUNTY IN SOUTHWEST INDIANA...

* UNTIL 515 PM EDT

* AT 437 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  PETERSBURG...AND MOVING NORTHEAST AT 40 MPH.

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

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.

&&

LAT...LON 3853 8734 3887 8716 3888 8699 3879 8692
      3875 8692 3851 8707 3851 8709 3853 8710
      3851 8715 3854 8718 3855 8721 3853 8722
      3854 8725 3852 8726 3850 8730
TIME...MOT...LOC 2038Z 204DEG 33KT 3849 8722
WIND...HAIL 60MPH 1.00IN

$$

MRD/JP

3 follow-up statements

144 
WWUS53 KIND 232056
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
456 PM EDT FRI MAR 23 2012

INC083-232106-
/O.CAN.KIND.SV.W.0041.000000T0000Z-120323T2115Z/
KNOX-
456 PM EDT FRI MAR 23 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL KNOX COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

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

LAT...LON 3851 8715 3854 8718 3857 8724 3886 8713
      3888 8699 3879 8692 3875 8692 3851 8707
      3851 8709 3853 8710 3852 8712 3853 8713
TIME...MOT...LOC 2056Z 214DEG 26KT 3861 8710

$$

INC027-232115-
/O.CON.KIND.SV.W.0041.000000T0000Z-120323T2115Z/
DAVIESS-
456 PM EDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DAVIESS COUNTY
UNTIL 515 PM EDT...

AT 453 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
SOUTHEAST OF WASHINGTON...OR 11 MILES NORTHEAST OF PETERSBURG...
MOVING NORTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  WASHINGTON...MONTGOMERY...CANNELBURG...ODON AND PLAINVILLE.

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 3851 8715 3854 8718 3857 8724 3886 8713
      3888 8699 3879 8692 3875 8692 3851 8707
      3851 8709 3853 8710 3852 8712 3853 8713
TIME...MOT...LOC 2056Z 214DEG 26KT 3861 8710
WIND...HAIL 60MPH 1.00IN

$$

MRD/JP

841 
WWUS53 KIND 232108
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
508 PM EDT FRI MAR 23 2012

INC027-232115-
/O.CON.KIND.SV.W.0041.000000T0000Z-120323T2115Z/
DAVIESS-
508 PM EDT FRI MAR 23 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DAVIESS COUNTY
UNTIL 515 PM EDT...

AT 505 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL...
AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7
MILES EAST OF WASHINGTON...OR 17 MILES NORTHEAST OF PETERSBURG...
MOVING NORTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  ODON.

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 3860 8704 3865 8717 3885 8712 3888 8699
      3879 8692 3875 8692
TIME...MOT...LOC 2108Z 214DEG 26KT 3868 8704
WIND...HAIL 60MPH 1.50IN

$$

MRD/JP

992 
WWUS53 KIND 232117
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
517 PM EDT FRI MAR 23 2012

INC027-232127-
/O.EXP.KIND.SV.W.0041.000000T0000Z-120323T2115Z/
DAVIESS-
517 PM EDT FRI MAR 23 2012

...THE SEVERE THUNDERSTORM WARNING FOR DAVIESS COUNTY HAS BEEN 
REISSUED...

PLEASE REFER TO THAT BULLETIN FOR THE LATEST SEVERE WEATHER
INFORMATION.

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

LAT...LON 3860 8704 3865 8717 3885 8712 3888 8699
      3879 8692 3875 8692
TIME...MOT...LOC 2108Z 214DEG 26KT 3868 8704

$$

MRD/JP

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 4:04 PM EDT	Special Weather Statement	IND	Knox, Sullivan	26 min
Mar 23, 4:10 PM EDT	Severe Thunderstorm Warning	IND	Sullivan, Vigo	35 min
Mar 23, 4:14 PM EDT	Severe Thunderstorm Warning	IND	Greene, Knox, Sullivan	31 min
Mar 23, 4:43 PM EDT	Severe Thunderstorm Warning	IND	Clay, Greene, Owen, Parke, Sullivan, Vermillion and 1 more	47 min
Mar 23, 5:12 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Greene, Martin	33 min
Mar 23, 5:17 PM EDT	Severe Thunderstorm Warning	IND	Clay, Owen, Parke, Putnam	28 min
Mar 23, 5:24 PM EDT	Tornado Warning	IND	Daviess, Greene, Martin	21 min
Mar 23, 5:29 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Parke	46 min
Mar 23, 5:41 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Greene, Lawrence, Martin, Monroe, Owen	34 min
Mar 23, 5:54 PM EDT	Tornado Warning	IND	Greene, Lawrence, Monroe	21 min
Mar 23, 6:12 PM EDT	Tornado Warning	IND	Greene, Monroe	33 min
Mar 23, 6:42 PM EDT	Tornado Warning	IND	Brown, Monroe, Morgan	33 min
Mar 23, 6:46 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hendricks, Marion	44 min
Mar 23, 7:14 PM EDT	Special Weather Statement	IND	Morgan	61 min
Mar 23, 7:30 PM EDT	Special Weather Statement	IND	Hendricks	45 min
Mar 23, 7:34 PM EDT	Severe Thunderstorm Warning	IND	Brown, Monroe, Morgan	41 min
Mar 23, 7:51 PM EDT	Tornado Warning	IND	Brown	24 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; radar from the NEXRAD Level II archive.