Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Indianapolis, IN

January 17, 2012Jennings County, Indiana

NWS Indianapolis, IN issued this special weather statement at Jan 17, 2012, 9:00 AM EST for Jennings County, Indiana. It was in force for 30 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
Jan 17, 2012, 9:00 AM EST (14:00 UTC)
Expired
Jan 17, 2012, 9:30 AM EST
In force
30 min
Issued by
NWS Indianapolis, IN

County Jennings County, IN

The radar

The Indianapolis radar (KIND), 95 km from the middle of the area, began a volume at 13:59 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, 2.0 hours before the alert went out and 163 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2012-01-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2012-01-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 818 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
602 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
818 m²/s²
0-3 km storm-relative helicity
844 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 Jan 17, 8:39 AM EST, 21 minutes earlier.

Area forecast discussion, Jan 17, 8:39 AM EST, 21 minutes before
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Hazardous weather outlook, Jan 17, 4:58 AM EST, 4 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
458 AM EST TUE JAN 17 2012

INZ021-028>031-035>049-051>057-060>065-067>072-181000-
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-
458 AM EST TUE JAN 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: THUNDERSTORMS ARE LIKELY EARLY TODAY. LATER THIS AFTERNOON
THERE IS A CHANCE SOME OF THE PRECIPITATION MAY CHANGE OVER TO
LIGHT SNOW OR A LIGHT RAIN/SNOW MIX.

HAZARDS: LIGHTNING AND STRONG WIND GUSTS UP TO 45 TO 50 MPH EARLY
TODAY...IN ADDITION TO VERY HEAVY RAINFALL AND SMALL HAIL.

LIGHT SNOW THIS AFTERNOON AND EVENING.

TIMING: THUNDERSTORMS ARE POSSIBLE THROUGH 1 PM THIS AFTERNOON.
THERE IS A CHANCE FOR LIGHT SNOW STARTING THIS AFTERNOON THROUGH
EARLY EVENING. LITTLE TO NO SNOW ACCUMULATION IS EXPECTED.

DISCUSSION: A COLD FRONT WILL BRING RAIN AND THUNDERSTORMS
THROUGH EARLY TODAY...AND POSSIBLE SNOW SHOWERS OR A RAIN/SNOW MIX
LATER TODAY THROUGH THIS EVENING.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

OUTLOOK: SNOW WILL BE POSSIBLE ON THURSDAY...AND FRIDAY AND FRIDAY
NIGHT.

DISCUSSION: SEVERAL STORM SYSTEMS WILL PUSH THROUGH CENTRAL
INDIANA DURING THE WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO CALL IN WITH ANY THUNDERSTORM RELATED
REPORTS.

&&

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

SMF

In the hours before

Local storm report, Jan 17, 6:26 AM EST, 2 hours 34 minutes before
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Local storm report, Jan 17, 6:53 AM EST, 2 hours 7 minutes before
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Local storm report, Jan 17, 6:54 AM EST, 2 hours 6 minutes before
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Local storm report, Jan 17, 7:18 AM EST, 1 hour 42 minutes before
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Local storm report, Jan 17, 7:26 AM EST, 1 hour 34 minutes before
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Special weather statement, Jan 17, 9:00 AM EST, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jan 17, 3:53 AM ESTSpecial Weather StatementINDCarroll, Tippecanoe52 min
Jan 17, 4:41 AM ESTSpecial Weather StatementINDHoward34 min
Jan 17, 5:55 AM ESTSpecial Weather StatementINDGreene, Owen, Sullivan65 min
Jan 17, 6:10 AM ESTSevere Thunderstorm WarningINDHendricks, Johnson, Marion, Morgan35 min
Jan 17, 6:13 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Greene, Lawrence, Monroe, Owen and 1 more62 min
Jan 17, 6:20 AM ESTSevere Thunderstorm WarningINDHamilton, Hancock, Marion25 min
Jan 17, 6:29 AM ESTSevere Thunderstorm WarningINDHancock, Henry, Madison31 min
Jan 17, 6:37 AM ESTSevere Thunderstorm WarningINDDaviess, Greene, Knox, Sullivan68 min
Jan 17, 7:06 AM ESTTornado WarningINDDaviess, Knox24 min
Jan 17, 7:18 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Decatur, Jackson, Jennings42 min
Jan 17, 7:21 AM ESTAreal Flood AdvisoryINDDecatur, Delaware, Hamilton, Hancock, Henry, Johnson and 6 more3 hr
Jan 17, 7:23 AM ESTAreal Flood AdvisoryINDBartholomew, Brown, Daviess, Decatur, Greene, Jackson and 5 more4 hr
Jan 17, 7:27 AM ESTTornado WarningINDDaviess, Greene, Lawrence, Martin48 min
Jan 17, 8:11 AM ESTTornado WarningINDJackson, Lawrence49 min
Jan 17, 8:39 AM ESTSevere Thunderstorm WarningINDJennings21 min
Jan 17, 8:42 AM ESTSevere Thunderstorm WarningINDDaviess, Knox48 min
Jan 17, 9:11 AM ESTSevere Thunderstorm WarningINDMartin34 min
Jan 17, 9:24 AM ESTSevere Thunderstorm WarningINDLawrence36 min
Jan 17, 10:05 AM ESTRiver Flood WarningINDJackson, Lawrence, Washington4 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDParke, Vermillion, Vigo51 hr
Jan 17, 10:05 AM ESTRiver Flood WarningINDSullivan, Vigo19 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDKnox, Sullivan23 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDKnox, Sullivan23 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDGibson, Knox, Posey21 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Greene, Knox14 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Greene, Knox4 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Gibson, Knox, Pike16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDDaviess, Gibson, Knox, Pike19 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDGibson, Knox20 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDFountain, Parke, Tippecanoe, Vermillion, Warren16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDFountain, Parke, Vermillion, Warren16 days
Jan 17, 10:05 AM ESTRiver Flood WarningINDParke, Vermillion, Vigo18 days
Jan 17, 12:25 PM ESTAreal Flood AdvisoryINDBartholomew, Brown, Daviess, Decatur, Greene, Jackson and 7 more6 hr
Jan 17, 6:31 PM ESTAreal Flood AdvisoryINDBartholomew, Brown, Decatur, Jackson, Jennings, Rush and 1 more4 hr

Nearby

Special Weather Statements in Indiana, 2012Every special weather statement 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.