Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Indianapolis, IN

September 26, 2012Lawrence County, Martin County, Indiana

NWS Indianapolis, IN issued this special weather statement at Sep 26, 2012, 12:44 PM EDT for Lawrence County, Martin County, Indiana. It was in force for 31 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: Sep 26, 2012, 12:44 PM EDT (16:44 UTC)
Expired: Sep 26, 2012, 1:15 PM EDT
In force: 31 min
Issued by: NWS Indianapolis, IN

Counties Lawrence County, IN, Martin County, IN

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 4.7 hours before the alert went out and 230 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: 1031 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 640 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 20 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

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 Sep 26, 10:16 AM EDT, 2 hours 28 minutes earlier.

Area forecast discussion, Sep 26, 10:16 AM EDT, 2 hours 28 minutes before

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Hazardous weather outlook, Sep 26, 4:55 AM EDT, 7 hours 49 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
455 AM EDT WED SEP 26 2012

INZ043>049-051>057-060>065-067>072-270900-
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-
455 AM EDT WED SEP 26 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT.
HOWEVER...THESE STORMS ARE NOT EXPECTED TO BE SEVERE.

HAZARDS: DEADLY LIGHTNING...WIND GUSTS UP TO 40 MPH...SMALL HAIL
AND BRIEF HEAVY RAIN ARE ALL POSSIBLE.

TIMING: ANY TIME TODAY AND TONIGHT.

DISCUSSION: A FRONT WILL MOVE INTO THE AREA TODAY AND
TONIGHT...BRINGING SHOWERS AND SCATTERED THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

OUTLOOK: SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS MUCH OF THE
AREA THROUGH FRIDAY. SEVERE STORMS ARE NOT EXPECTED.

DISCUSSION: A FRONTAL BOUNDARY LINGERING ACROSS THE AREA WILL
CONTINUE TO BE THE FOCUS FOR SHOWERS AND THUNDERSTORMS THROUGH THE
END OF THE WORK WEEK. LIGHTNING IS A THREAT FROM ANY THUNDERSTORM.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

&&

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

INZ021-028>031-035>042-270900-
CARROLL-WARREN-TIPPECANOE-CLINTON-HOWARD-FOUNTAIN-MONTGOMERY-
BOONE-TIPTON-HAMILTON-MADISON-DELAWARE-RANDOLPH-
455 AM EDT WED SEP 26 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: SCATTERED THUNDERSTORMS ARE EXPECTED TODAY AND TONIGHT
ACROSS MUCH OF THE AREA. HOWEVER...THESE STORMS ARE NOT EXPECTED TO
BE SEVERE.

HAZARDS: DEADLY LIGHTNING...WIND GUSTS UP TO 40 MPH...SMALL HAIL
AND BRIEF HEAVY RAIN ARE ALL POSSIBLE.

TIMING: ANY TIME TODAY AND TONIGHT.

DISCUSSION: A FRONT WILL MOVE INTO THE AREA TODAY AND
TONIGHT...BRINGING SHOWERS AND SCATTERED THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

OUTLOOK: NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

DISCUSSION: HIGH PRESSURE WILL BUILD INTO THE AREA AND KEEP DRY
CONDITIONS ACROSS THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

&&

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

In the hours before

Special weather statement, Sep 26, 7:24 AM EDT, 5 hours 20 minutes before

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Local storm report, Sep 26, 9:25 AM EDT, 3 hours 19 minutes before

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Special weather statement, Sep 26, 11:02 AM EDT, 1 hour 42 minutes before

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Special weather statement, Sep 26, 12:44 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
Sep 25, 10:38 PM EDT	Areal Flood Warning	IND	Daviess, Knox, Martin	7 hr
Sep 26, 5:33 AM EDT	Areal Flood Warning	IND	Daviess, Knox, Martin	6 hr
Sep 26, 6:07 AM EDT	Special Weather Statement	IND	Daviess, Knox, Martin	38 min
Sep 26, 6:40 AM EDT	Special Weather Statement	IND	Daviess, Lawrence, Martin	50 min
Sep 26, 7:24 AM EDT	Special Weather Statement	IND	Jackson, Lawrence	51 min
Sep 26, 11:02 AM EDT	Special Weather Statement	IND	Daviess, Martin	43 min
Sep 26, 11:33 AM EDT	Areal Flood Advisory	IND	Daviess, Knox	3 hr
Sep 26, 1:40 PM EDT	Special Weather Statement	IND	Jennings	50 min

Nearby

Special Weather Statements in Indiana, 2012 Every 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.