Alert archive / Indiana / Special Weather Statements in 2011

Special Weather Statement, NWS Indianapolis, IN

April 4, 20116 counties in Indiana

NWS Indianapolis, IN issued this special weather statement at Apr 4, 2011, 12:08 PM EDT for 6 counties in 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: Apr 4, 2011, 12:08 PM EDT (16:08 UTC)
Expired: Apr 4, 2011, 12:45 PM EDT
In force: 37 min
Issued by: NWS Indianapolis, IN

Counties Bartholomew County, IN, Decatur County, IN, Jackson County, IN, Jennings County, IN, Lawrence County, IN, Martin County, IN

The radar

The Indianapolis radar (KIND), 93 km from the middle of the area, began a volume at 16:08 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, 4.1 hours before the alert went out and 205 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: 6 J/kg
Mixed-layer CIN: -333 J/kg
Mixed-layer LCL: 1160 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 324 m²/s²
0-3 km storm-relative helicity: 410 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.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Indianapolis, IN wrote its last area forecast discussion before this special weather statement went out at Apr 4, 9:29 AM EDT, 2 hours 39 minutes earlier.

Area forecast discussion, Apr 4, 9:29 AM EDT, 2 hours 39 minutes before

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Hazardous weather outlook, Apr 4, 5:13 AM EDT, 6 hours 55 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
513 AM EDT MON APR 4 2011

INZ021-028>031-035>049-051>057-060>065-067>072-050915-
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-VERMILLION-PARKE-
PUTNAM-HENDRICKS-MARION-HANCOCK-HENRY-VIGO-CLAY-OWEN-MORGAN-
JOHNSON-SHELBY-RUSH-SULLIVAN-GREENE-MONROE-BROWN-BARTHOLOMEW-
DECATUR-KNOX-DAVIESS-MARTIN-LAWRENCE-JACKSON-JENNINGS-
513 AM EDT MON APR 4 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS WILL MOVE ACROSS CENTRAL INDIANA TODAY. SOME OF THE
STORMS MAY BE SEVERE...MAINLY THROUGH MIDDAY. THE PRIMARY THREATS
WILL BE DAMAGING WINDS...HEAVY RAIN AND FREQUENT LIGHTNING.
HOWEVER LARGE HAIL AND ISOLATED TORNADOES ARE ALSO POSSIBLE.

OUTSIDE OF THUNDERSTORMS WINDS MAY GUST TO AROUND 40 MPH.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

GUSTY WINDS WILL CONTINUE DURING THE DAYLIGHT HOURS TUESDAY THROUGH
WEDNESDAY.

THUNDERSTORMS ARE POSSIBLE AGAIN THURSDAY THROUGH SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED TODAY.

&&

MORE INFORMATION...ALONG WITH OTHER WEATHER...HYDROLOGICAL AND
CLIMATE INFORMATION CAN BE FOUND...AT HTTP://WEATHER.GOV/IND (ALL
LOWERCASE)

In the hours before

Local storm report, Apr 4, 8:15 AM EDT, 3 hours 53 minutes before

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Local storm report, Apr 4, 9:58 AM EDT, 2 hours 10 minutes before

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Special weather statement, Apr 4, 10:23 AM EDT, 1 hour 45 minutes before

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Special weather statement, Apr 4, 10:35 AM EDT, 1 hour 33 minutes before

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Special weather statement, Apr 4, 12:08 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 4, 4:12 AM EDT	Special Weather Statement	IND	Fountain, Tippecanoe, Warren	33 min
Apr 4, 4:52 AM EDT	Special Weather Statement	IND	Boone, Carroll, Clinton, Howard, Montgomery, Tipton	23 min
Apr 4, 5:04 AM EDT	Severe Thunderstorm Warning	IND	Carroll, Clinton, Howard, Tipton	26 min
Apr 4, 5:16 AM EDT	Severe Thunderstorm Warning	IND	Boone, Clinton, Hamilton, Madison, Tipton	29 min
Apr 4, 5:31 AM EDT	Severe Thunderstorm Warning	IND	Howard	14 min
Apr 4, 5:47 AM EDT	Severe Thunderstorm Warning	IND	Delaware, Madison, Tipton	28 min
Apr 4, 6:12 AM EDT	Severe Thunderstorm Warning	IND	Delaware	19 min
Apr 4, 6:27 AM EDT	Severe Thunderstorm Warning	IND	Sullivan, Vigo	32 min
Apr 4, 7:03 AM EDT	Severe Thunderstorm Warning	IND	Hendricks, Marion, Morgan, Owen, Putnam	42 min
Apr 4, 7:08 AM EDT	Severe Thunderstorm Warning	IND	Brown, Monroe, Morgan, Owen	35 min
Apr 4, 7:26 AM EDT	Severe Thunderstorm Warning	IND	Brown, Johnson, Morgan	23 min
Apr 4, 7:41 AM EDT	Severe Thunderstorm Warning	IND	Shelby	22 min
Apr 4, 7:56 AM EDT	Severe Thunderstorm Warning	IND	Rush, Shelby	28 min
Apr 4, 7:59 AM EDT	Severe Thunderstorm Warning	IND	Sullivan, Vigo	24 min
Apr 4, 10:23 AM EDT	Special Weather Statement	IND	Brown, Monroe	37 min
Apr 4, 10:35 AM EDT	Special Weather Statement	IND	Daviess, Knox, Martin	40 min
Apr 4, 12:59 PM EDT	Areal Flood Advisory	IND	Bartholomew, Brown, Clay, Greene, Hancock, Henry and 7 more	11 hr
Apr 4, 6:14 PM EDT	River Flood Warning	IND	Shelby	43 hr
Apr 4, 6:14 PM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	5 days

Nearby

Special Weather Statements in Indiana, 2011 Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.