Alert archive / Kansas / Tornado Watches in 1998

Tornado Watch 525

June 7, 19985 counties in Colorado; 10 counties in Kansas; 9 counties in Nebraska

The Storm Prediction Center issued this tornado watch at Jun 7, 1998, 6:00 PM MDT for 5 counties in Colorado; 10 counties in Kansas; 9 counties in Nebraska. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 7, 1998, 6:00 PM MDT (00:00 UTC)
Expired
Jun 8, 1998, 12:00 AM MDT
In force
6 hr
Issued by
the Storm Prediction Center
All 24 counties

Cheyenne County, CO, Kiowa County, CO, Kit Carson County, CO, Phillips County, CO, Yuma County, CO, Cheyenne County, KS, Decatur County, KS, Greeley County, KS, Logan County, KS, Rawlins County, KS, Scott County, KS, Sherman County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Chase County, NE, Dawson County, NE, Dundy County, NE, Frontier County, NE, Hayes County, NE, Hitchcock County, NE, Lincoln County, NE, Perkins County, NE, Red Willow County, NE

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 7, 6:20 PM MDTSevere Thunderstorm WarningLBFChase60 min
Jun 7, 7:03 PM MDTSevere Thunderstorm WarningLBFPerkins62 min
Jun 7, 7:05 PM MDTTornado WarningLBFChase35 min

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 0.0 hours before the alert went out and 117 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, Denver, CO at 00:00Z on 1998-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 438 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 1998-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 33 square meters per square second.1939587897Sfc1 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
438 J/kg
Mixed-layer CIN
-175 J/kg
Mixed-layer LCL
2270 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
33 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.9

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.

IssuedProductOfficeCountiesLasted
Jun 8, 1:00 PM MDTTornado WatchSPCBarber, Barton, Clay, Cloud, Comanche, Dickinson and 29 more6 hr
Jun 8, 4:00 PM MDTTornado WatchSPCAllen, Anderson, Atchison, Brown, Butler, Chase and 23 more6 hr

Nearby

Tornado Watches in Kansas, 1998Tornado Watches in Nebraska, 1998Tornado Watches in Colorado, 1998Every 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.