Alert archive / Kansas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 143, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Sep 8, 1997, 10:05 PM CDT for Clay County, Riley County, Washington County, Kansas. It was in force for 60 min. 7 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
- Sep 8, 1997, 10:05 PM CDT (03:05 UTC)
- Expired
- Sep 8, 1997, 11:05 PM CDT
- In force
- 60 min
- Issued by
- NWS Topeka, KS
- Area
- Whole counties
Counties Clay County, KS, Riley County, KS, Washington County, KS
The radar
The Topeka radar (KTWX), 85 km from the middle of the area, began a volume at 03:04 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 |
|---|---|---|---|
| Sep 8, 10:18 PM CDT | Thunderstorm Wind 61 | Clifton, KS | |
| Sep 8, 10:20 PM CDT | Hail 0.75 | Palmer, KS | |
| Sep 8, 10:40 PM CDT | Hail 1.75 | Clay Center, KS | |
| Sep 8, 10:42 PM CDT | Thunderstorm Wind 69 | Clay Center, KS | |
| Sep 8, 10:42 PM CDT | Hail 0.75 | Clay Center, KS | |
| Sep 8, 10:45 PM CDT | Thunderstorm Wind 52 | Randolph, KS | |
| Sep 8, 10:55 PM CDT | Thunderstorm Wind 61 | Wakefield, 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 nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 3.1 hours before the alert went out and 128 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
- 2048 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 1680 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KTOP 090305 RRA
SVRTOP
KSC027-161-201-090405-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
1005 PM CDT MON SEP 8 1997
* SEVERE THUNDERSTORM WARNING FOR
NORTHERN CLAY COUNTY - NORTH CENTRAL KANSAS
RILEY COUNTY - NORTHEAST KANSAS
EASTERN WASHINGTON COUNTY - NORTH CENTRAL KANSAS
* UNTIL 1105 PM CDT
* SOME LOCATIONS AFFECTED
WASHINGTON
GREENLEAF
KIMEO
GREEN
WINKLER
RILEY
* AT 1005 PM CDT RADAR INDICATED SEVERE THUNDERSTORMS FROM 18 MILES
NORTHEAST OF BELLEVILLE...NEAR MORROWVILLE SOUTH TO NEAR PALMER
MOVING SOUTHEAST AT 40 MPH.
* REPORTS
60 MPH WINDS AND DIME SIZED HAIL
DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!
SW/BB
&The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 9:18 PM CDT | Severe Thunderstorm Warning | TOP | Republic | 42 min |
| Sep 8, 9:27 PM CDT | Severe Thunderstorm Warning | TOP | Washington | 48 min |
| Sep 8, 10:38 PM CDT | Severe Thunderstorm Warning | TOP | Clay | 32 min |
| Sep 8, 11:00 PM CDT | Severe Thunderstorm Warning | TOP | Dickinson, Geary, Morris | 55 min |
| Sep 8, 11:39 PM CDT | Severe Thunderstorm Warning | TOP | Morris | 46 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 1997Every severe thunderstorm warning in 1997
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.