Alert archive / Indiana / Special Weather Statements in 2012

Special Weather Statement, NWS Northern Indiana

July 17, 2012Fulton County, Indiana

NWS Northern Indiana issued this special weather statement at Jul 17, 2012, 3:08 PM EDT for Fulton 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 17, 2012, 3:08 PM EDT (19:08 UTC)
Expired
Jul 17, 2012, 4:00 PM EDT
In force
52 min
Issued by
NWS Northern Indiana

County Fulton County, IN

The radar

The Northern Indiana radar (KIWX), 44 km from the middle of the area, began a volume at 19:09 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, 7.1 hours before the alert went out and 236 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 2012-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1949 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2012-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 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
1949 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
1416 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
-32 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.

756 
WWUS83 KIWX 171908
SPSIWX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTHERN INDIANA
308 PM EDT TUE JUL 17 2012

INZ015-016-172000-
FULTON IN-KOSCIUSKO IN-
308 PM EDT TUE JUL 17 2012

...STRONG THUNDERSTORMS MOVING TOWARD SOUTHERN KOSCIUSKO AND
NORTHEASTERN FULTON COUNTIES...

AT 305 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 9 MILES EAST OF ROCHESTER...MOVING EAST AT 15
MPH.

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

LOCATIONS IN THE PATH OF THIS STORM INCLUDE...
  BURKET...
  BEAVER DAM LAKE...
  SILVER LAKE AND CLAYPOOL...
  PACKERTON...

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 4109 8635 4118 8610 4114 8575 4105 8584
      4105 8619
TIME...MOT...LOC 1908Z 288DEG 14KT 4111 8603

$$

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, 3:25 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, 7:54 PM EDTSpecial Weather StatementIWXLaGrange66 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.