Alert archive / Kansas / Tornado Watches in 2005
Tornado Watch 146
The Storm Prediction Center issued this tornado watch at Apr 10, 2005, 6:35 PM CDT for 31 counties in Kansas; 8 counties in Oklahoma. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 10, 2005, 6:35 PM CDT (23:35 UTC)
- Expired
- Apr 11, 2005, 12:00 AM CDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 39 counties
Barber County, KS, Barton County, KS, Butler County, KS, Clay County, KS, Cloud County, KS, Cowley County, KS, Dickinson County, KS, Ellsworth County, KS, Geary County, KS, Harper County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Lincoln County, KS, Marion County, KS, McPherson County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Smith County, KS, Stafford County, KS, Sumner County, KS, Washington County, KS, Alfalfa County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Major County, OK, Noble County, OK, Osage County, OK, Pawnee County, OK
The radar
The Wichita radar (KICT), 88 km from the middle of the area, began a volume at 23:38 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
2 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 6:39 PM CDT | Tornado Warning | GID | Osborne | 66 min |
| Apr 10, 10:53 PM CDT | Severe Thunderstorm Warning | ICT | McPherson, Rice | 52 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 11.6 hours before the alert went out and 181 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
- 103 J/kg
- Mixed-layer CIN
- -305 J/kg
- Mixed-layer LCL
- 948 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 315 m²/s²
- 0-3 km storm-relative helicity
- 266 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 102335
SEL6
SPC WW 102335
KSZ000-OKZ000-110500-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 146
NWS STORM PREDICTION CENTER NORMAN OK
635 PM CDT SUN APR 10 2005
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL KANSAS
NORTH CENTRAL OKLAHOMA
EFFECTIVE THIS SUNDAY NIGHT FROM 635 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE MILES
EAST AND WEST OF A LINE FROM 40 MILES NORTHWEST OF CONCORDIA
KANSAS TO 35 MILES EAST SOUTHEAST OF ENID OKLAHOMA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU6).
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND 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...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 141...SEVERE THUNDERSTORM WATCH NUMBER 142. WATCH
NUMBER 141 142 WILL NOT BE IN EFFECT AFTER 635 PM CDT.
CONTINUE...WW 143...WW 144...WW 145...
DISCUSSION...TORNADIC SUPERCELLS ALONG DRY LINE CENTRAL KS EXPECTED
TO CONTINUE AS STRONG UPPER TROUGH MOVES EWD INTO HIGH PLAINS.
SUFFICIENT SHEAR AND INSTABILITY TO MAINTAIN THREAT OF TORNADOES
THRU THE EVENING AS THE LINE OF STORMS MOVES NE. ADDITIONAL STORMS
ARE EXPECTED TO DEVELOP ON TRAILING PORTION OF DRY LINE INTO NWRN OK
AS WELL.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 23035.
...HALES
395,0965 360,0961 360,0983 395,0992SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 1:39 AM CDT | Mesoscale Discussion | SPC | Barber, Clark, Comanche | 66 min |
| Apr 10, 12:27 PM CDT | Mesoscale Discussion | SPC | Barber, Barton, Comanche, Edwards, Ellis, Finney and 15 more | 93 min |
| Apr 10, 1:07 PM CDT | Mesoscale Discussion | SPC | Butler, Clay, Cloud, Dickinson, Ellsworth, Geary and 19 more | 113 min |
| Apr 10, 1:10 PM CDT | Tornado Watch | SPC | Barber, Barton, Comanche, Cowley, Edwards, Ellis and 23 more | 7 hr |
| Apr 10, 1:40 PM CDT | Severe Thunderstorm Watch | SPC | Brown, Clay, Cloud, Dickinson, Ellsworth, Geary and 23 more | 6 hr |
| Apr 10, 3:31 PM CDT | Mesoscale Discussion | SPC | Brown, Clay, Cloud, Dickinson, Ellsworth, Geary and 22 more | 89 min |
| Apr 10, 3:38 PM CDT | Mesoscale Discussion | SPC | Barber, Barton, Comanche, Cowley, Edwards, Ellis and 22 more | 97 min |
| Apr 10, 3:51 PM CDT | Mesoscale Discussion | SPC | Canadian, Carter, Cleveland, Garvin, Grady, Jefferson and 12 more | 54 min |
| Apr 10, 5:25 PM CDT | Severe Thunderstorm Watch | SPC | Atoka, Bryan, Canadian, Carter, Choctaw, Cleveland and 23 more | 6 hr |
Nearby
Tornado Watches in Kansas, 2005Tornado Watches in Oklahoma, 2005Every tornado watch in 2005
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.