Alert archive / Indiana / Tornado Warnings in 1998

Tornado Warning 88, NWS Northern Indiana

November 10, 1998Cass County, White County, Indiana

NWS Northern Indiana issued this tornado warning at Nov 10, 1998, 9:17 AM EST for Cass County, White County, Indiana. It was in force for 33 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Nov 10, 1998, 9:17 AM EST (14:17 UTC)
Expired: Nov 10, 1998, 9:50 AM EST
In force: 33 min
Issued by: NWS Northern Indiana
Area: Whole counties

Counties Cass County, IN, White County, IN

The radar

The Northern Indiana radar (KIWX), 101 km from the middle of the area, began a volume at 14:20 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
Nov 10, 9:35 AM EST	Thunderstorm Wind	Monticello, IN	WIDESPREAD DAMAGE OCCURRED TO TREES...POWER LINES...SIGNS AND POWER POLES ACROSS THE TOWN.
Nov 10, 9:40 AM EST	Thunderstorm Wind	Logansport, IN	MANY TREES...POWER LINES AND POLES WERE BLOWN DOWN IN TOWN WITH SEVERAL RESIDENTIAL STREETS BLOCKED FOR A TIME.

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
Nov 10, 9:15 AM EST	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 2.3 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-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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 833 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 503 m²/s²
0-3 km storm-relative helicity: 540 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.

000 
TTAA00 KFWA 101417 RRA
TORFWA
INC017-181-101450-

BULLETIN- EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
917 AM EST (817 AM CST) TUE NOV 10 1998

THE NATIONAL WEATHER SERVICE IN NRN INDIANA HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN CASS COUNTY IN NORTH CENTRAL INDIANA
  WHITE COUNTY IN NORTHWESTERN INDIANA

* UNTIL 950 AM EST

* AT 914 AM EST... DOPPLER RADAR AT NORTH WEBSTER INDICATED A
  POSSIBLE TORNADO 7 MILES WEST OF MONTICELLO NEAR REYNOLDS...
  MOVING NORTHEAST AT 50 MPH.

* SOME LOCATIONS IN THE PATH OF THIS TORNADO ARE...
  MONTICELLO
  ROYAL CENTER

THIS IS A DANGEROUS STORM! ACT QUICKLY. SEEK SHELTER IN AN
INTERIOR ROOM ON THE LOWEST FLOOR AWAY FROM WINDOWSv.

JAH/TEH

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 10, 8:36 AM EST	Severe Thunderstorm Warning	IWX	Pulaski, White	59 min
Nov 10, 8:36 AM EST	Severe Thunderstorm Warning	IWX	LaPorte, Starke	59 min
Nov 10, 9:13 AM EST	Severe Thunderstorm Warning	IWX	Fulton, Marshall, Saint Joseph	62 min
Nov 10, 9:13 AM EST	Severe Thunderstorm Warning	IWX	Cass	62 min
Nov 10, 10:27 AM EST	Severe Thunderstorm Warning	IWX	Elkhart, Kosciusko	48 min
Nov 10, 10:34 AM EST	Severe Thunderstorm Warning	IWX	Miami, Wabash	46 min
Nov 10, 10:47 AM EST	Severe Thunderstorm Warning	IWX	Noble, Whitley	48 min
Nov 10, 10:47 AM EST	Severe Thunderstorm Warning	IWX	LaGrange	48 min
Nov 10, 10:59 AM EST	Severe Thunderstorm Warning	IWX	Grant, Huntington	46 min
Nov 10, 11:33 AM EST	Severe Thunderstorm Warning	IWX	DeKalb, Steuben	62 min
Nov 10, 11:33 AM EST	Severe Thunderstorm Warning	IWX	Blackford, Wells	62 min
Nov 10, 11:33 AM EST	Severe Thunderstorm Warning	IWX	Allen	62 min
Nov 10, 11:51 AM EST	Severe Thunderstorm Warning	IWX	Adams, Jay	74 min

Nearby

Tornado Warnings in Indiana, 1998 Every tornado warning in 1998 Tornadoes in 1998

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.