Alert archive / Indiana / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 27, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 23, 2011, 8:07 PM EDT for Marion County, Indiana. It was in force for 31 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 23, 2011, 8:07 PM EDT (00:07 UTC)
- Expired
- Mar 23, 2011, 8:38 PM EDT
- In force
- 31 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
County Marion County, IN
The radar
The Indianapolis radar (KIND), 12 km from the middle of the area, began a volume at 00:06 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 23, 8:13 PM EDT | HAIL 1 | 7 Sw Indianapolis, IN | |
| Mar 23, 8:20 PM EDT | HAIL 1.25 | 1 S Indianapolis, IN | |
| Mar 23, 8:30 PM EDT | HAIL 1.75 | Indianapolis, IN | EAST INDIANAPOLIS...NEAR RAYMOND AND FRANKLIN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.1 hours before the alert went out and 209 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 882 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 28 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
935 WUUS53 KIND 240007 SVRIND INC097-240100- /O.NEW.KIND.SV.W.0027.110324T0007Z-110324T0100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 807 PM EDT WED MAR 23 2011 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL MARION COUNTY IN CENTRAL INDIANA... * UNTIL 900 PM EDT * AT 806 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE HAIL. THIS STORM WAS LOCATED NEAR BROWNSBURG...OR 13 MILES WEST OF INDIANAPOLIS...AND MOVING EAST AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... EAGLE CREEK RESERVOIR AND INDIANAPOLIS INT'L AIRPORT AROUND 815 PM EDT... SPEEDWAY AND WYNNEDALE AROUND 820 PM EDT... INDIANA STATE FAIRGROUNDS...INDIANAPOLIS...SPRING HILL AND MONUMENT CIRCLE AROUND 825 PM EDT... BROAD RIPPLE AROUND 830 PM EDT... THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 106 AND 124. THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 69 AND 85. THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 70 AND 73. 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 3988 8610 3967 8611 3968 8633 3988 8634 TIME...MOT...LOC 0007Z 266DEG 33KT 3979 8637 WIND...HAIL <50MPH 1.50IN $$ 77/TDUD
2 follow-up statements
619 WWUS53 KIND 240022 SVSIND SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 822 PM EDT WED MAR 23 2011 INC097-240100- /O.CON.KIND.SV.W.0027.000000T0000Z-110324T0100Z/ MARION- 822 PM EDT WED MAR 23 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL MARION COUNTY UNTIL 900 PM EDT... AT 818 PM EDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR INDIANAPOLIS...MOVING EAST AT 40 MPH. THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL MARION COUNTY. PRECAUTIONARY/PREPAREDNESS ACTIONS... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. && LAT...LON 3988 8610 3967 8611 3968 8633 3988 8634 TIME...MOT...LOC 0022Z 275DEG 43KT 3976 8611 WIND...HAIL <50MPH 1.00IN $$ PUMA
345 WWUS53 KIND 240038 SVSIND SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 838 PM EDT WED MAR 23 2011 INC097-240048- /O.CAN.KIND.SV.W.0027.000000T0000Z-110324T0100Z/ MARION- 838 PM EDT WED MAR 23 2011 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL MARION COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 3988 8610 3967 8611 3968 8633 3988 8634 TIME...MOT...LOC 0038Z 275DEG 43KT 3974 8586 $$ PUMA
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 23, 8:06 PM EDT | Tornado Warning | IND | Hamilton, Madison | 24 min |
| Mar 23, 8:18 PM EDT | Severe Thunderstorm Warning | IND | Marion | 22 min |
| Mar 23, 8:27 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Madison, Randolph | 48 min |
| Mar 23, 8:31 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Shelby | 25 min |
| Mar 23, 8:45 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Henry, Rush, Shelby | 28 min |
| Mar 23, 8:54 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Henry, Rush, Shelby | 26 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2011Every severe thunderstorm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.