Alert archive / Indiana / Special Weather Statements in 2014

Special Weather Statement, NWS Indianapolis, IN

July 7, 2014Greene County, Knox County, Indiana

NWS Indianapolis, IN issued this special weather statement at Jul 7, 2014, 5:23 PM EDT for Greene County, Knox County, Indiana. It was in force for 52 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
Jul 7, 2014, 5:23 PM EDT (21:23 UTC)
Expired
Jul 7, 2014, 6:15 PM EDT
In force
52 min
Issued by
NWS Indianapolis, IN

Counties Greene County, IN, Knox County, IN

The radar

The Evansville,IN radar (KVWX), 75 km from the middle of the area, began a volume at 21:24 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

Lincoln, IL (KILX), launched 12:00Z, 9.4 hours before the alert went out and 186 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, Lincoln, IL at 12:00Z on 2014-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1670 joules per kilogram.LCLLFCEL10008507005003002001001 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, Lincoln, IL at 12:00Z on 2014-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 square meters per square second.193958Sfc1 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
1670 J/kg
Mixed-layer CIN
-91 J/kg
Mixed-layer LCL
689 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
240 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

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 Jul 7, 4:26 PM EDT, 57 minutes earlier.

Area forecast discussion, Jul 7, 4:26 PM EDT, 57 minutes before
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Hazardous weather outlook, Jul 7, 6:01 AM EDT, 11 hours 22 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
601 AM EDT MON JUL 7 2014

INZ021-028>031-035>049-051>057-060>065-067>072-081015-
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-
601 AM EDT MON JUL 7 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: THUNDERSTORMS POSSIBLE AT TIMES.

HAZARDS: LIGHTNING...HEAVY RAIN...DAMAGING WINDS AND LARGE HAIL.

TIMING: STORMS POSSIBLE THROUGHOUT THE PERIOD...BUT THE HIGHEST
CHANCES ARE LATE TONIGHT.

DISCUSSION: AN APPROACHING FRONTAL SYSTEM MAY PRODUCE
THUNDERSTORMS AT TIMES. SOME STORMS MAY BE SEVERE WITH DAMAGING
WINDS AND LARGE HAIL POSSIBLE.

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

OUTLOOK: THUNDERSTORMS WILL BE POSSIBLE ACROSS THE AREA THROUGH
TUESDAY NIGHT. ALL STORMS WILL PRODUCE LIGHTNING AND BE CAPABLE OF
HEAVY RAIN. THERE COULD BE A FEW SEVERE THUNDERSTORMS THROUGH TUESDAY
WITH DAMAGING WINDS AND LARGE HAIL THE MAIN THREATS.

DISCUSSION: A FRONTAL SYSTEM WILL SLIDE SOUTHEAST ACROSS THE AREA
THROUGH TUESDAY NIGHT AND INTERACT WITH A WARM...MOST AND UNSTABLE
ATMOSPHERE BRINGING CHANCES FOR THUNDERSTORMS TO THE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE AT TIMES TODAY AND TUESDAY.

&&

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

NIELD

In the hours before

Special weather statement, Jul 7, 1:17 PM EDT, 4 hours 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
117 PM EDT MON JUL 7 2014

INZ044-071745-
PARKE-
117 PM EDT MON JUL 7 2014

...STRONG THUNDERSTORM ADVISORY FOR CENTRAL PARKE COUNTY UNTIL 145 PM
EDT...

AT 113 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR ROCKVILLE...OR 22 MILES NORTH OF TERRE
HAUTE...MOVING EAST AT 30 MPH.

HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 50 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  ROCKVILLE...
  JUDSON...
  CECIL HARDEN LAKE...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

IN ADDITION...THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR
LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...
FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL
WEATHER SERVICE.

HEAVY RAIN...WHICH MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES...IS ALSO LIKELY. DO NOT DRIVE YOUR VEHICLE ON A FLOODED
ROADWAY.

&&

LAT...LON 3982 8736 3987 8701 3969 8701 3967 8701
      3971 8737
TIME...MOT...LOC 1717Z 268DEG 21KT 3977 8725

SMF
Special weather statement, Jul 7, 2:59 PM EDT, 2 hours 24 minutes before
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Local storm report, Jul 7, 4:13 PM EDT, 1 hour 10 minutes before
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Special weather statement, Jul 7, 5:23 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 7:54 AM EDTSpecial Weather StatementINDMontgomery, Parke, Vermillion51 min
Jul 7, 8:40 AM EDTSpecial Weather StatementINDBoone, Hendricks, Marion65 min
Jul 7, 1:17 PM EDTSpecial Weather StatementINDParke28 min
Jul 7, 2:49 PM EDTAreal Flood WarningINDParke6 hr
Jul 7, 2:59 PM EDTSpecial Weather StatementINDPutnam46 min
Jul 7, 3:16 PM EDTSevere Thunderstorm WarningINDClay, Parke, Putnam, Vigo44 min
Jul 7, 3:35 PM EDTSevere Thunderstorm WarningINDClay, Owen, Vigo40 min
Jul 7, 4:09 PM EDTAreal Flood WarningINDClay, Putnam, Vigo6 hr
Jul 7, 4:14 PM EDTSevere Thunderstorm WarningINDClay, Greene, Sullivan, Vigo46 min
Jul 7, 5:07 PM EDTAreal Flood WarningINDSullivan, Vigo6 hr

Nearby

Special Weather Statements in Indiana, 2014Every special weather statement in 2014

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.