Alert archive / Indiana / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 49, NWS Northern Indiana

May 9, 2003Noble County, Whitley County, Indiana

NWS Northern Indiana issued this severe thunderstorm warning at May 9, 2003, 8:58 PM EST for Noble County, Whitley County, Indiana. It was in force for 47 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: May 9, 2003, 8:58 PM EST (01:58 UTC)
Expired: May 9, 2003, 9:45 PM EST
In force: 47 min
Issued by: NWS Northern Indiana
Area: Counties, with a storm outline in the text

Counties Noble County, IN, Whitley County, IN

The radar

The Northern Indiana radar (KIWX), 22 km from the middle of the area, began a volume at 02:02 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 9, 6:05 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 2.0 hours before the alert went out and 228 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: 6 J/kg
Mixed-layer CIN: -326 J/kg
Mixed-layer LCL: 698 m above ground
0-6 km bulk shear: 79 kt
0-1 km storm-relative helicity: 344 m²/s²
0-3 km storm-relative helicity: 428 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

371 
WUUS53 KIWX 100158
SVRIWX
INC113-183-100245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
858 PM EST FRI MAY 9 2003

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NOBLE COUNTY IN INDIANA
  WHITLEY COUNTY IN INDIANA

* UNTIL 945 PM EST

* AT 858 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES NORTH OF LARWILL...MOVING EAST AT 25
  MPH.

* SOME LOCATIONS IN THE PATH OF THIS SEVERE THUNDERSTORM ARE...
  CROMWELL
  COLUMBIA CITY
  TRI-LAKES
  LIGONIER
  ALBION
  AVILLA

SEEK SHELTER INSIDE A STURDY BUILDING AWAY FROM WINDOWS. SEVERE
STORMS CAN PRODUCE DAMAGING WINDS AND DESTRUCTIVE HAIL.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN NORTHERN INDIANA.

LAT...LON 4151 8563 4102 8566 4103 8537 4130 8535
          4130 8522 4152 8524

The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 8:27 PM EST	Severe Thunderstorm Warning	IWX	Fulton, Kosciusko	48 min
May 9, 9:03 PM EST	Tornado Warning	IWX	Kosciusko, Whitley	42 min
May 9, 9:39 PM EST	Tornado Warning	IWX	Whitley	36 min
May 9, 9:41 PM EST	Severe Thunderstorm Warning	IWX	LaGrange, Steuben	49 min
May 9, 9:43 PM EST	Severe Thunderstorm Warning	IWX	Marshall, Starke	62 min
May 9, 9:50 PM EST	Severe Thunderstorm Warning	IWX	Kosciusko	55 min
May 9, 9:51 PM EST	Severe Thunderstorm Warning	IWX	DeKalb	54 min
May 9, 9:53 PM EST	Severe Thunderstorm Warning	IWX	LaPorte	67 min
May 9, 9:57 PM EST	Severe Thunderstorm Warning	IWX	Allen	63 min
May 9, 10:08 PM EST	Severe Thunderstorm Warning	IWX	Noble	52 min
May 9, 10:23 PM EST	Severe Thunderstorm Warning	IWX	Saint Joseph	67 min
May 9, 10:30 PM EST	Severe Thunderstorm Warning	IWX	Elkhart	60 min
May 9, 10:39 PM EST	Severe Thunderstorm Warning	IWX	DeKalb	51 min
May 9, 11:00 PM EST	Severe Thunderstorm Warning	IWX	LaPorte	60 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2003 Every severe thunderstorm warning in 2003

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.