Alert archive / Indiana / Tornado Warnings in 2001

Tornado Warning 5, NWS Northern Indiana

April 9, 2001Blackford County, Grant County, Indiana

NWS Northern Indiana issued this tornado warning at Apr 9, 2001, 7:48 PM EST for Blackford County, Grant County, Indiana. It was in force for 62 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Apr 9, 2001, 7:48 PM EST (00:48 UTC)
Expired: Apr 9, 2001, 8:50 PM EST
In force: 62 min
Issued by: NWS Northern Indiana
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Blackford County, IN, Grant County, IN

The radar

The Northern Indiana radar (KIWX), 97 km from the middle of the area, began a volume at 00:50 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.

What was reported inside it

Time	Report	Where	Remark
Apr 9, 7:53 PM EST	Hail 1.75	Portland, IN

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

Issued	Product	Office	Lasted
Apr 9, 6:15 PM EST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.8 hours before the alert went out and 182 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: 1457 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 1624 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.1

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KIWX 100049
TORFWA
INC009-053-100145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
748 PM EST MON APR 9 2001

THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  BLACKFORD COUNTY IN INDIANA
  SOUTHEASTERN GRANT COUNTY IN INDIANA

* UNTIL 850 PM EST

* AT 748 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  A POSSIBLE TORNADO 4 MILES NORTH OF UPLAND...MOVING SOUTHEAST AT 30
  MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO ARE...
  UPLAND
  MATTHEWS
  SHAMROCK LAKES
  ROLL
  HARTFORD CITY

FUNNEL CLOUDS AND WIND DAMAGE HAVE BEEN REPORTED WITH THIS STORM!

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. IF NO
BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM ON THE
LOWEST FLOOR AWAY FROM WINDOWS.

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

LAT...LON 4061 8548 4041 8560 4038 8521 4056 8523
          4059 8546

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 9, 7:02 PM EST	Tornado Warning	IWX	Huntington, Wabash	48 min
Apr 9, 7:19 PM EST	Severe Thunderstorm Warning	IWX	Grant	56 min
Apr 9, 7:29 PM EST	Tornado Warning	IWX	Jay	51 min
Apr 9, 7:37 PM EST	Severe Thunderstorm Warning	IWX	Miami	23 min
Apr 9, 10:38 PM EST	Severe Thunderstorm Warning	IWX	White	42 min
Apr 10, 12:04 AM EST	Severe Thunderstorm Warning	IWX	White	26 min
Apr 10, 12:51 AM EST	Severe Thunderstorm Warning	IWX	Kosciusko	39 min
Apr 10, 1:04 AM EST	Severe Thunderstorm Warning	IWX	Noble	26 min
Apr 10, 1:28 AM EST	Severe Thunderstorm Warning	IWX	DeKalb, Noble, Steuben	62 min

Nearby

Tornado Warnings in Indiana, 2001 Every tornado warning in 2001 Tornadoes in 2001

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.