Alert archive / Indiana / Special Weather Statements in 2014

Special Weather Statement, NWS Indianapolis, IN

August 1, 2014Tippecanoe County, Indiana

NWS Indianapolis, IN issued this special weather statement at Aug 1, 2014, 4:41 PM EDT for Tippecanoe County, Indiana. It was in force for 64 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: Aug 1, 2014, 4:41 PM EDT (20:41 UTC)
Expired: Aug 1, 2014, 5:45 PM EDT
In force: 64 min
Issued by: NWS Indianapolis, IN

County Tippecanoe County, IN

The radar

The Indianapolis radar (KIND), 97 km from the middle of the area, began a volume at 20:43 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, 8.7 hours before the alert went out and 155 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: 203 J/kg
Mixed-layer CIN: -52 J/kg
Mixed-layer LCL: 1337 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 27 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 Aug 1, 4:16 PM EDT, 25 minutes earlier.

Area forecast discussion, Aug 1, 4:16 PM EDT, 25 minutes before

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Hazardous weather outlook, Aug 1, 4:03 AM EDT, 12 hours 38 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
403 AM EDT FRI AUG 1 2014

INZ021-028>031-035>049-051>057-060>065-067>072-021000-
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-
403 AM EDT FRI AUG 1 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL INDIANA.

.DAY ONE...TODAY AND TONIGHT.

OUTLOOK: SCATTERED THUNDERSTORMS.

HAZARDS: LOCALLY HEAVY RAIN...DANGEROUS LIGHTNING...GUSTY WINDS
AND HAIL.

TIMING: GREATEST CHANCES FOR THUNDERSTORMS WILL EXIST THIS
AFTERNOON AND EVENING.

DISCUSSION: AN UPPER LEVEL WAVE WILL TRACK INTO THE REGION LATE
TODAY AND TONIGHT...BRINGING SCATTERED THUNDERSTORMS TO CENTRAL
INDIANA.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

OUTLOOK: THUNDERSTORMS ARE POSSIBLE SATURDAY...THEN AGAIN BY THE
MIDDLE OF NEXT WEEK. STORMS ARE NOT EXPECTED TO BE SEVERE AT THIS
TIME...BUT LIGHTNING...GUSTY WINDS AND BRIEF HEAVY RAIN ARE
POSSIBLE WITH ANY STORM.

DISCUSSION: THUNDERSTORMS WILL AGAIN BE POSSIBLE SATURDAY AS THE
UPPER LEVEL WAVE MOVES OFF TO THE EAST. DRY WEATHER WILL THEN
RETURN INTO EARLY NEXT WEEK AS HIGH PRESSURE PASSES THROUGH THE
REGION. UNSETTLED WEATHER IS AGAIN EXPECTED BY MIDWEEK AS A
FRONTAL SYSTEM APPROACHES FROM THE NORTHWEST.

.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)

RYAN

In the hours before

Special weather statement, Aug 1, 4:01 PM EDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
401 PM EDT FRI AUG 1 2014

INZ029-012045-
TIPPECANOE-
401 PM EDT FRI AUG 1 2014

...STRONG THUNDERSTORM ADVISORY FOR CENTRAL TIPPECANOE COUNTY UNTIL
445 PM EDT...

AT 358 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 9 MILES SOUTHWEST OF WEST LAFAYETTE...OR 9 MILES
WEST OF LAFAYETTE...MOVING NORTHEAST AT 10 MPH.

HAIL UP TO THE SIZE OF PENNIES IS EXPECTED WITH THIS STORM...ALONG
WITH HEAVY RAIN.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  LAFAYETTE...
  WEST LAFAYETTE...
  SHADELAND...
  PURDUE UNIVERSITY...
  BATTLE GROUND...
  DAYTON...

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

TORRENTIAL 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 4052 8679 4037 8670 4029 8690 4026 8709
      4037 8710 4048 8709 4055 8702
TIME...MOT...LOC 2001Z 230DEG 7KT 4037 8703

NIELD

Local storm report, Aug 1, 4:32 PM EDT, 9 minutes before

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Local storm report, Aug 1, 4:34 PM EDT, 7 minutes before

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Special weather statement, Aug 1, 4:41 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
Aug 1, 4:01 PM EDT	Special Weather Statement	IND	Tippecanoe	44 min
Aug 1, 4:37 PM EDT	Areal Flood Advisory	IND	Tippecanoe	3 hr

Nearby

Special Weather Statements in Indiana, 2014 Every 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.