Alert archive / Kansas / Tornado Watches in 1998

Tornado Watch 860

October 4, 199834 counties in Kansas; 16 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at Oct 4, 1998, 2:30 PM CDT for 34 counties in Kansas; 16 counties in Oklahoma. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Oct 4, 1998, 2:30 PM CDT (19:30 UTC)
Expired: Oct 4, 1998, 9:00 PM CDT
In force: 7 hr
Issued by: the Storm Prediction Center

All 50 counties

Barber County, KS, Barton County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Comanche County, KS, Cowley County, KS, Dickinson County, KS, Edwards County, KS, Elk County, KS, Ellsworth County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Kiowa County, KS, Lincoln County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Morris County, KS, Osage County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Shawnee County, KS, Stafford County, KS, Sumner County, KS, Wabaunsee County, KS, Alfalfa County, OK, Blaine County, OK, Dewey County, OK, Ellis County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Kingfisher County, OK, Logan County, OK, Major County, OK, Noble County, OK, Osage County, OK, Pawnee County, OK, Payne County, OK, Woods County, OK, Woodward County, OK

The radar

The Vance AFB radar (KVNX), 40 km from the middle of the area, began a volume at 19:33 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.

Warnings issued inside it

62 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Oct 4, 2:44 PM CDT	Severe Thunderstorm Warning	OUN	Major, Woods, Woodward	46 min
Oct 4, 3:06 PM CDT	Severe Thunderstorm Warning	DDC	Barber	49 min
Oct 4, 3:22 PM CDT	Severe Thunderstorm Warning	ICT	Kingman, Reno	53 min
Oct 4, 3:22 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa	68 min
Oct 4, 3:25 PM CDT	Tornado Warning	OUN	Alfalfa, Major, Woods	35 min
Oct 4, 3:34 PM CDT	Severe Thunderstorm Warning	OUN	Major	41 min
Oct 4, 3:46 PM CDT	Severe Thunderstorm Warning	ICT	Harvey	44 min
Oct 4, 3:48 PM CDT	Severe Thunderstorm Warning	ICT	Sedgwick	57 min
Oct 4, 3:55 PM CDT	Severe Thunderstorm Warning	ICT	McPherson	65 min
Oct 4, 3:57 PM CDT	Tornado Warning	OUN	Alfalfa, Major, Woods	48 min
Oct 4, 4:09 PM CDT	Severe Thunderstorm Warning	OUN	Grant	66 min
Oct 4, 4:16 PM CDT	Severe Thunderstorm Warning	TOP	Wabaunsee	64 min
Oct 4, 4:23 PM CDT	Tornado Warning	OUN	Grant	52 min
Oct 4, 4:29 PM CDT	Severe Thunderstorm Warning	OUN	Blaine, Custer	46 min
Oct 4, 4:42 PM CDT	Tornado Warning	OUN	Blaine	33 min
Oct 4, 4:43 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa	47 min
Oct 4, 5:00 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	45 min
Oct 4, 5:07 PM CDT	Severe Thunderstorm Warning	ICT	Harvey	53 min
Oct 4, 5:12 PM CDT	Flash Flood Warning	OUN	Alfalfa, Grant	3 hr
Oct 4, 5:12 PM CDT	Tornado Warning	OUN	Grant, Kay	48 min
Oct 4, 5:16 PM CDT	Flash Flood Warning	TOP	Geary, Pottawatomie, Riley, Wabaunsee	4 hr
Oct 4, 5:16 PM CDT	Flash Flood Warning	TOP	Morris	4 hr
Oct 4, 5:22 PM CDT	Tornado Warning	TOP	Lyon, Osage, Wabaunsee	48 min
Oct 4, 5:23 PM CDT	Flash Flood Warning	TOP	Douglas, Jefferson, Osage	4 hr
Oct 4, 5:23 PM CDT	Flash Flood Warning	TOP	Lyon	4 hr
Oct 4, 5:26 PM CDT	Severe Thunderstorm Warning	OUN	Alfalfa	49 min
Oct 4, 5:27 PM CDT	Severe Thunderstorm Warning	TOP	Shawnee	63 min
Oct 4, 5:34 PM CDT	Severe Thunderstorm Warning	TOP	Osage	66 min
Oct 4, 5:38 PM CDT	Tornado Warning	ICT	Cowley, Sumner	67 min
Oct 4, 5:42 PM CDT	Tornado Warning	OUN	Blaine	33 min
Oct 4, 5:45 PM CDT	Flash Flood Warning	ICT	Butler, Marion	3 hr
Oct 4, 5:45 PM CDT	Severe Thunderstorm Warning	OUN	Kingfisher	45 min
Oct 4, 5:56 PM CDT	Tornado Warning	OUN	Kay	49 min
Oct 4, 5:56 PM CDT	Tornado Warning	OUN	Garfield, Kingfisher	34 min
Oct 4, 5:58 PM CDT	Severe Thunderstorm Warning	OUN	Grant	47 min
Oct 4, 6:10 PM CDT	Tornado Warning	OUN	Grant	35 min
Oct 4, 6:15 PM CDT	Flash Flood Warning	TOP	Jackson, Shawnee	3 hr
Oct 4, 6:16 PM CDT	Tornado Warning	OUN	Kingfisher	29 min
Oct 4, 6:20 PM CDT	Flash Flood Warning	OUN	Kay	3 hr
Oct 4, 6:29 PM CDT	Severe Thunderstorm Warning	OUN	Garfield	31 min
Oct 4, 6:35 PM CDT	Tornado Warning	OUN	Garfield, Noble	40 min
Oct 4, 6:36 PM CDT	Tornado Warning	OUN	Kingfisher, Logan	39 min
Oct 4, 6:39 PM CDT	Tornado Warning	OUN	Payne	36 min
Oct 4, 6:42 PM CDT	Severe Thunderstorm Warning	OUN	Grant	48 min
Oct 4, 6:46 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua	59 min
Oct 4, 6:56 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Wabaunsee	49 min
Oct 4, 7:00 PM CDT	Tornado Warning	TSA	Pawnee	45 min
Oct 4, 7:10 PM CDT	Tornado Warning	OUN	Noble, Payne	35 min
Oct 4, 7:10 PM CDT	Tornado Warning	OUN	Garfield, Kingfisher, Logan	50 min
Oct 4, 7:19 PM CDT	Severe Thunderstorm Warning	ICT	Elk	41 min
Oct 4, 7:23 PM CDT	Tornado Warning	OUN	Payne	52 min
Oct 4, 7:35 PM CDT	Tornado Warning	TSA	Osage, Pawnee	40 min
Oct 4, 7:37 PM CDT	Severe Thunderstorm Warning	OUN	Garfield, Noble	38 min
Oct 4, 7:43 PM CDT	Tornado Warning	OUN	Payne	32 min
Oct 4, 7:49 PM CDT	Severe Thunderstorm Warning	TOP	Lyon, Osage	46 min
Oct 4, 7:50 PM CDT	Severe Thunderstorm Warning	OUN	Kay	40 min
Oct 4, 8:11 PM CDT	Tornado Warning	OUN	Payne	19 min
Oct 4, 8:12 PM CDT	Tornado Warning	TSA	Osage	48 min
Oct 4, 8:20 PM CDT	Tornado Warning	TSA	Pawnee	25 min
Oct 4, 8:39 PM CDT	Tornado Warning	TSA	Osage, Pawnee	51 min
Oct 4, 8:41 PM CDT	Severe Thunderstorm Warning	OUN	Grant	49 min
Oct 4, 8:46 PM CDT	Severe Thunderstorm Warning	OUN	Canadian, Kingfisher	44 min

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 7.5 hours before the alert went out and 169 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: 2066 J/kg
Mixed-layer CIN: -152 J/kg
Mixed-layer LCL: 924 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 284 m²/s²
0-3 km storm-relative helicity: 310 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 15.3

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 4, 3:15 PM CDT	Severe Thunderstorm Watch	SPC	Clay, Cloud, Jewell, Marshall, Mitchell, Nemaha and 5 more	6 hr
Oct 4, 5:15 PM CDT	Tornado Watch	SPC	Allen, Anderson, Atchison, Bourbon, Cherokee, Coffey and 15 more	7 hr
Oct 4, 4:15 PM CDT	Tornado Watch	SPC	Caddo, Canadian, Carter, Cleveland, Comanche, Cotton and 17 more	5 hr

Nearby

Tornado Watches in Kansas, 1998 Tornado Watches in Oklahoma, 1998 Every tornado watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.