Alert archive / Kansas / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 134, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Jun 20, 1998, 9:01 PM CDT for Greenwood County, Kansas. It was in force for 54 min. 3 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
- Jun 20, 1998, 9:01 PM CDT (02:01 UTC)
- Expired
- Jun 20, 1998, 9:55 PM CDT
- In force
- 54 min
- Issued by
- NWS Wichita, KS
- Area
- Whole counties
County Greenwood County, KS
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 20, 9:17 PM CDT | Hail 0.88 | Hamilton, KS | |
| Jun 20, 9:36 PM CDT | Hail 1 | Eureka, KS | |
| Jun 20, 9:57 PM CDT | Hail 0.75 | Eureka, KS |
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 |
|---|---|---|---|
| Jun 20, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 2.0 hours before the alert went out and 135 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.
- Mixed-layer CAPE
- 4942 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 1090 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 337 m²/s²
- 0-3 km storm-relative helicity
- 629 m²/s²
- Significant tornado parameter
- 13.7
- Supercell composite
- 52.8
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 20, 3:50 PM CDT, 5 hours 11 minutes earlier.
Area forecast discussion, Jun 20, 3:50 PM CDT, 5 hours 11 minutes before
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</html>The office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 7:46 PM CDT | Severe Thunderstorm Warning | ICT | Cowley | 59 min |
| Jun 20, 8:07 PM CDT | Severe Thunderstorm Warning | ICT | Sumner | 43 min |
| Jun 20, 8:47 PM CDT | Severe Thunderstorm Warning | ICT | Cowley | 43 min |
| Jun 20, 8:49 PM CDT | Severe Thunderstorm Warning | ICT | Butler | 46 min |
| Jun 20, 9:40 PM CDT | Severe Thunderstorm Warning | ICT | Woodson | 60 min |
| Jun 20, 9:56 PM CDT | Severe Thunderstorm Warning | ICT | Greenwood | 34 min |
| Jun 21, 1:08 AM CDT | Severe Thunderstorm Warning | ICT | Sumner | 42 min |
| Jun 21, 4:46 AM CDT | Severe Thunderstorm Warning | ICT | Harvey, McPherson | 64 min |
| Jun 21, 4:51 AM CDT | Severe Thunderstorm Warning | ICT | Barton | 64 min |
| Jun 21, 5:02 AM CDT | Severe Thunderstorm Warning | ICT | Butler, Marion | 63 min |
| Jun 21, 5:22 AM CDT | Severe Thunderstorm Warning | ICT | Rice | 63 min |
| Jun 21, 5:30 AM CDT | Severe Thunderstorm Warning | ICT | Ellsworth | 65 min |
| Jun 21, 6:00 AM CDT | Severe Thunderstorm Warning | ICT | Reno | 60 min |
| Jun 21, 6:08 AM CDT | Severe Thunderstorm Warning | ICT | McPherson | 62 min |
| Jun 21, 6:31 AM CDT | Severe Thunderstorm Warning | ICT | Harvey | 64 min |
| Jun 21, 6:50 AM CDT | Severe Thunderstorm Warning | ICT | Marion | 60 min |
| Jun 21, 7:16 AM CDT | Severe Thunderstorm Warning | ICT | Chase | 64 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1998Every severe thunderstorm warning 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.