Alert archive / Kansas / Severe Thunderstorm Watches in 1997
Severe Thunderstorm Watch 710
The Storm Prediction Center issued this severe thunderstorm watch at Aug 21, 1997, 9:45 PM CDT for 35 counties in Kansas. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 21, 1997, 9:45 PM CDT (02:45 UTC)
- Expired
- Aug 22, 1997, 4:00 AM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 35 counties
Barber County, KS, Barton County, KS, Clay County, KS, Cloud County, KS, Comanche County, KS, Dickinson County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Harper County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Kiowa County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Washington County, KS
The radar
The Wichita radar (KICT), 112 km from the middle of the area, began a volume at 02:46 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
24 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 9:46 PM CDT | Severe Thunderstorm Warning | GID | Phillips | 44 min |
| Aug 21, 9:57 PM CDT | Severe Thunderstorm Warning | ICT | Ellsworth, Lincoln | 43 min |
| Aug 21, 9:59 PM CDT | Tornado Warning | GID | Rooks | 46 min |
| Aug 21, 10:03 PM CDT | Severe Thunderstorm Warning | DDC | Ellis | 62 min |
| Aug 21, 10:16 PM CDT | Severe Thunderstorm Warning | ICT | Russell | 64 min |
| Aug 21, 10:37 PM CDT | Severe Thunderstorm Warning | ICT | Ellsworth | 48 min |
| Aug 21, 10:51 PM CDT | Flash Flood Warning | GID | Osborne, Rooks | 4 hr |
| Aug 21, 11:01 PM CDT | Severe Thunderstorm Warning | DDC | Ness, Rush | 59 min |
| Aug 21, 11:05 PM CDT | Severe Thunderstorm Warning | DDC | Ellis | 60 min |
| Aug 21, 11:11 PM CDT | Severe Thunderstorm Warning | ICT | Rice | 64 min |
| Aug 21, 11:21 PM CDT | Severe Thunderstorm Warning | ICT | Ellsworth | 34 min |
| Aug 21, 11:23 PM CDT | Severe Thunderstorm Warning | ICT | Barton | 62 min |
| Aug 21, 11:43 PM CDT | Severe Thunderstorm Warning | DDC | Pawnee | 47 min |
| Aug 21, 11:56 PM CDT | Severe Thunderstorm Warning | GID | Jewell | 49 min |
| Aug 22, 12:09 AM CDT | Severe Thunderstorm Warning | ICT | Rice | 61 min |
| Aug 22, 12:17 AM CDT | Flash Flood Warning | ICT | Rice | 3 hr |
| Aug 22, 12:24 AM CDT | Severe Thunderstorm Warning | ICT | Barton | 36 min |
| Aug 22, 12:25 AM CDT | Severe Thunderstorm Warning | DDC | Stafford | 35 min |
| Aug 22, 12:25 AM CDT | Severe Thunderstorm Warning | ICT | Reno | 60 min |
| Aug 22, 12:42 AM CDT | Severe Thunderstorm Warning | DDC | Pratt | 48 min |
| Aug 22, 12:44 AM CDT | Severe Thunderstorm Warning | ICT | Kingman | 61 min |
| Aug 22, 1:11 AM CDT | Severe Thunderstorm Warning | ICT | Harper | 64 min |
| Aug 22, 1:35 AM CDT | Severe Thunderstorm Warning | ICT | Sumner | 60 min |
| Aug 22, 1:37 AM CDT | Severe Thunderstorm Warning | ICT | Sedgwick | 58 min |
The nearest sounding before it
Dodge City, (KDDC), launched 00:00Z, 2.8 hours before the alert went out and 133 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
- 3676 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 1196 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 246 m²/s²
- Significant tornado parameter
- 4.0
- Supercell composite
- 21.2
The text
As transmitted, in the capitals the NWS used until 2016.
849 WWUS9 KMKC 220227 SEL0 MKC WW 220227 KSZ000-220900- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WATCH NUMBER 710 STORM PREDICTION CENTER NORMAN OK 927 PM CDT THU AUG 21 1997 THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR PORTIONS OF CENTRAL KANSAS EFFECTIVE THIS THURSDAY NIGHT AND FRIDAY MORNING FROM 945 PM UNTIL 400 AM CDT. HAIL TO 2 1/4 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 85 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 65 STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES SOUTHEAST OF MEDICINE LODGE KANSAS TO 45 MILES NORTHWEST OF CONCORDIA KANSAS. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. OTHER WATCH INFORMATION... CONTINUE...WW 708...WW 709... DISCUSSION...A FEW THUNDERSTORMS WITH LARGE HAIL AND DAMAGING WINDS POSSIBLE THROUGH THE EARLY MORNING HOURS ACROSS CENTRAL KS...WHERE MODEST INFLOW OF VERY RICH BOUNDARY LAYER AIR /850 MB DEWPOINT OF 19C AT DODGE CITY/ BENEATH 25-30 KT MID-LEVEL NW FLOW APPEARS FAVORABLE FOR A FEW BRIEF SUPERCELLS. ACTIVITY LIKELY TO MERGE INTO A NEARLY SOLID LINE OF WARM ADVECTION STORMS ALONG NNW/SSE BOUNDARY LATER TONIGHT. AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT TO 2 1/4 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 75 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 520. MEAN STORM MOTION VECTOR 32025. ...CORFIDI 370,0992 400,0992 400,0970 370,0970
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 7:00 PM CDT | Tornado Watch | SPC | Cheyenne, Decatur, Gove, Graham, Greeley, Lane and 11 more | 6 hr |
| Aug 21, 11:45 PM CDT | Severe Thunderstorm Watch | SPC | Barber, Barton, Clark, Comanche, Cowley, Edwards and 31 more | 4 hr |
Nearby
Severe Thunderstorm Watches in Kansas, 1997Every severe thunderstorm watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.