Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Northern Indiana

July 17, 2012LaGrange County, Indiana

NWS Northern Indiana issued this special weather statement at Jul 17, 2012, 7:54 PM EDT for LaGrange County, Indiana. It was in force for 66 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 17, 2012, 7:54 PM EDT (23:54 UTC)
Expired
Jul 17, 2012, 9:00 PM EDT
In force
66 min
Issued by
NWS Northern Indiana

County LaGrange County, IN

The radar

The Northern Indiana radar (KIWX), 42 km from the middle of the area, began a volume at 23:57 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, 11.9 hours before the alert went out and 280 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 2012-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2344 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, Cncnati-Daytn, OH at 12:00Z on 2012-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -44 square meters per square second.1939Sfc1 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
2344 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
979 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-44 m²/s²
0-3 km storm-relative helicity
-20 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 Northern Indiana wrote its last area forecast discussion before this special weather statement went out at Jul 17, 7:25 PM EDT, 29 minutes earlier.

Area forecast discussion, Jul 17, 7:25 PM EDT, 29 minutes before
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Hazardous weather outlook, Jul 17, 3:49 PM EDT, 4 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTHERN INDIANA
349 PM EDT TUE JUL 17 2012

LMZ043-046-182000-
NEW BUFFALO MI TO ST JOSEPH MI-MICHIGAN CITY IN TO NEW BUFFALO MI-
349 PM EDT TUE JUL 17 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF
SOUTHEASTERN LAKE MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A SLIGHT CHANCE OF THUNDERSTORMS TONIGHT. IF STORMS DO
OCCUR...WIND GUSTS OVER 35 KNOTS ARE POSSIBLE.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THERE IS A CHANCE OF THUNDERSTORMS WEDNESDAY AND THURSDAY. IF
STORMS DO OCCUR...WIND GUSTS OVER 35 KNOTS ARE POSSIBLE.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...OR
CHECK OUR WEB SITE AT WEATHER.GOV/IWX/?N=MARINE

INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005-
015-016-024-025-182000-
LA PORTE-ST. JOSEPH IN-ELKHART-LAGRANGE-STEUBEN-NOBLE-DE KALB-STARKE-
PULASKI-MARSHALL-FULTON IN-KOSCIUSKO-WHITLEY-ALLEN IN-WHITE-CASS IN-
MIAMI-WABASH-HUNTINGTON-WELLS-ADAMS-GRANT-BLACKFORD-JAY-BERRIEN-
CASS MI-ST. JOSEPH MI-BRANCH-HILLSDALE-WILLIAMS-FULTON OH-DEFIANCE-
HENRY-PAULDING-PUTNAM-VAN WERT-ALLEN OH-
INCLUDING THE CITIES OF...MICHIGAN CITY...LA PORTE...SOUTH BEND...
MISHAWAKA...ELKHART...GOSHEN...LAGRANGE...TOPEKA...ANGOLA...
KENDALLVILLE...LIGONIER...AUBURN...GARRETT...KNOX...NORTH JUDSON...
WINAMAC...FRANCESVILLE...PLYMOUTH...BREMEN...ROCHESTER...WARSAW...
WINONA LAKE...COLUMBIA CITY...SOUTH WHITLEY...FORT WAYNE...
MONTICELLO...BROOKSTON...LOGANSPORT...PERU...WABASH...
NORTH MANCHESTER...HUNTINGTON...BLUFFTON...OSSIAN...DECATUR...
BERNE...MARION...HARTFORD CITY...MONTPELIER...PORTLAND...NILES...
BENTON HARBOR...ST. JOSEPH...BUCHANAN...DOWAGIAC...CASSOPOLIS...
STURGIS...THREE RIVERS...COLDWATER...HILLSDALE...BRYAN...WAUSEON...
ARCHBOLD...DEFIANCE...NAPOLEON...PAULDING...ANTWERP...OTTAWA...
PANDORA...VAN WERT...DELPHOS...LIMA
349 PM EDT TUE JUL 17 2012 /249 PM CDT TUE JUL 17 2012/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST OHIO...
NORTHERN INDIANA AND SOUTHWEST LOWER MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A HEAT ADVISORY IS IN EFFECT THROUGH 8 PM EDT THIS EVENING.

ISOLATED TO SCATTERED THUNDERSTORMS ARE EXPECTED LATE THIS
AFTERNOON INTO EARLY THIS EVENING...MAINLY ALONG AND SOUTH OF
HIGHWAY 30 IN OHIO AND INDIANA. A FEW THUNDERSTORMS MAY CONTAIN
LARGE HAIL AND WIND GUSTS IN EXCESS OF 50 MPH.

THERE IS A SLIGHT CHANCE FOR THUNDERSTORMS TONIGHT. SEVERE
THUNDERSTORMS ARE NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THERE IS A CHANCE OF THUNDERSTORMS WEDNESDAY AND THURSDAY. IF
THUNDERSTORMS DO OCCUR...ISOLATED SEVERE STORMS AND LOCALLY HEAVY
RAINFALL ARE POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...OR
CHECK OUR WEB SITE AT WEATHER.GOV/IWX

In the hours before

Special weather statement, Jul 17, 4:51 PM EDT, 3 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
451 PM EDT TUE JUL 17 2012

INZ022>025-032-172145-
CASS IN-GRANT IN-HUNTINGTON IN-MIAMI IN-WABASH IN-
451 PM EDT TUE JUL 17 2012

...STRONG THUNDERSTORMS MOVING TOWARD GRANT...SOUTHEASTERN
CASS...EASTERN MIAMI...SOUTHWESTERN HUNTINGTON AND SOUTHERN WABASH
COUNTIES...

AT 450 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR PERU...MOVING EAST AT 20 MPH.

WINDS UP TO 50 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...SMALL
HAIL...AND BRIEF HEAVY DOWNPOURS ARE POSSIBLE WITH THIS STORM.

LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  PERU...
  WABASH...
  SWAYZEE...
  SWEETSER...
  FLORA AND SANTA FE...
  ERIE AND PEORIA...

GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE
OBJECTS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS
TREES.

SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.

LAT...LON 4091 8547 4040 8547 4040 8587 4053 8586
      4059 8586 4058 8637 4081 8637
TIME...MOT...LOC 2051Z 266DEG 17KT 4076 8613
Special weather statement, Jul 17, 5:03 PM EDT, 2 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
503 PM EDT TUE JUL 17 2012

OHZ015-016-024-172145-
PAULDING OH-PUTNAM OH-VAN WERT OH-
503 PM EDT TUE JUL 17 2012

...STRONG THUNDERSTORMS MOVING TOWARD PAULDING...NORTHEASTERN VAN
WERT AND WESTERN PUTNAM COUNTIES...

AT 459 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR PAYNE...OR 14 MILES NORTH OF VAN WERT...
MOVING EAST AT 35 MPH.

WINDS UP TO 50 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING AND BRIEF
HEAVY DOWNPOURS ARE POSSIBLE WITH THIS STORM.

LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  CONTINENTAL...
  BROUGHTON...
  GROVER HILL AND CHARLOE...
  ROSELMS...MELROSE AND OAKWOOD...
  MANDALE...
  CLOVERDALE...DUPONT AND FORT JENNINGS...

GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE
OBJECTS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS
TREES.

SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.

LAT...LON 4116 8421 4087 8419 4099 8479 4117 8479
TIME...MOT...LOC 2103Z 278DEG 32KT 4106 8461
Local storm report, Jul 17, 5:47 PM EDT, 2 hours 7 minutes before
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Special weather statement, Jul 17, 5:51 PM EDT, 2 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
551 PM EDT TUE JUL 17 2012

INZ024>026-032-172245-
GRANT IN-HUNTINGTON IN-WABASH IN-WELLS IN-
551 PM EDT TUE JUL 17 2012

...STRONG THUNDERSTORMS MOVING TOWARD FAR NORTHEASTERN
GRANT...SOUTHERN WELLS...SOUTHERN HUNTINGTON AND SOUTHERN WABASH
COUNTIES...

AT 550 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF STRONG THUNDERSTORMS FROM NEAR WABASH TO 13 MILES EAST OF LA
FONTAINE...OR 12 MILES SOUTH OF HUNTINGTON...MOVING EAST AT 20 MPH.

WINDS UP TO 50 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING AND BRIEF
HEAVY DOWNPOURS ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  BLUFFTON...
  PLUM TREE...
  BUCKEYE...MOUNT ZION AND MCNATTS...
  LIBERTY CENTER...
  DILLMAN...NORTH OAKS AND MURRAY...
  PONETO...WELLSBURG AND TRAVISVILLE...

GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE
OBJECTS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS
TREES.

SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.

LAT...LON 4084 8555 4081 8509 4059 8509 4061 8536
      4063 8565 4067 8583 4084 8588
TIME...MOT...LOC 2150Z 283DEG 20KT 4070 8545
Special weather statement, Jul 17, 6:01 PM EDT, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
601 PM EDT TUE JUL 17 2012

OHZ016-025-172300-
ALLEN OH-PUTNAM OH-
601 PM EDT TUE JUL 17 2012

...STRONG THUNDERSTORMS MOVING TOWARD NORTHEASTERN ALLEN AND SOUTHERN
PUTNAM COUNTIES...

AT 600 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR KALIDA...OR 11 MILES NORTHEAST OF DELPHOS...
MOVING SOUTHEAST AT 30 MPH.

WINDS UP TO 50 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING AND BRIEF
HEAVY DOWNPOURS ARE POSSIBLE WITH THIS STORM.

LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  BLUFFTON...
  COLUMBUS GROVE...
  PANDORA...
  VAUGHNSVILLE...
  CAIRO...
  ROCKPORT...

GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE
OBJECTS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS
TREES.

SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.

LAT...LON 4074 8388 4094 8433 4103 8429 4098 8388
      4074 8387
TIME...MOT...LOC 2200Z 293DEG 27KT 4097 8421
Special weather statement, Jul 17, 7:54 PM EDT, 0 minutes before
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The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 17, 2:55 PM EDTSpecial Weather StatementIWXWhitley50 min
Jul 17, 3:08 PM EDTSpecial Weather StatementIWXFulton52 min
Jul 17, 3:25 PM EDTSpecial Weather StatementIWXHuntington50 min
Jul 17, 3:38 PM EDTSevere Thunderstorm WarningIWXKosciusko19 min
Jul 17, 4:21 PM EDTSpecial Weather StatementIWXAllen39 min
Jul 17, 4:51 PM EDTSpecial Weather StatementIWXCass, Grant, Huntington, Miami, Wabash54 min
Jul 17, 4:56 PM EDTSevere Thunderstorm WarningIWXMiami, Wabash49 min
Jul 17, 5:51 PM EDTSpecial Weather StatementIWXHuntington, Wells54 min
Jul 17, 5:03 PM EDTSpecial Weather StatementIWXPaulding42 min
Jul 17, 6:01 PM EDTSpecial Weather StatementIWXAllen59 min

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.