Alert archive / Kansas / Tornado Watches in 2001

Tornado Watch 148

April 14, 20014 states

The Storm Prediction Center issued this tornado watch at Apr 14, 2001, 10:00 PM CDT for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 14, 2001, 10:00 PM CDT (03:00 UTC)
Expired
Apr 15, 2001, 3:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 56 counties

Benton County, AR, Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Elk County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Kingman County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, McPherson County, KS, Montgomery County, KS, Neosho County, KS, Reno County, KS, Rice County, KS, Sedgwick County, KS, Sumner County, KS, Wilson County, KS, Woodson County, KS, Barry County, MO, Barton County, MO, Bates County, MO, Cedar County, MO, Dade County, MO, Henry County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, St. Clair County, MO, Vernon County, MO, Alfalfa County, OK, Craig County, OK, Delaware County, OK, Garfield County, OK, Grant County, OK, Kay County, OK, Major County, OK, Mayes County, OK, Noble County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Pawnee County, OK, Rogers County, OK, Washington County, OK

The radar

The Wichita radar (KICT), 70 km from the middle of the area, began a volume at 03:00 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

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

IssuedProductOfficeCountiesLasted
Apr 14, 10:01 PM CDTSevere Thunderstorm WarningEAXBates44 min
Apr 14, 10:08 PM CDTSevere Thunderstorm WarningICTMontgomery52 min
Apr 14, 10:12 PM CDTSevere Thunderstorm WarningICTSedgwick63 min
Apr 14, 10:20 PM CDTSevere Thunderstorm WarningEAXHenry55 min
Apr 14, 10:29 PM CDTSevere Thunderstorm WarningICTButler61 min
Apr 14, 10:38 PM CDTSevere Thunderstorm WarningSGFBenton, St. Clair37 min
Apr 14, 10:54 PM CDTSevere Thunderstorm WarningICTSumner51 min
Apr 14, 10:57 PM CDTSevere Thunderstorm WarningICTGreenwood48 min
Apr 14, 11:02 PM CDTSevere Thunderstorm WarningICTLabette28 min
Apr 14, 11:03 PM CDTSevere Thunderstorm WarningSGFCherokee42 min
Apr 14, 11:12 PM CDTSevere Thunderstorm WarningOUNKay48 min
Apr 14, 11:15 PM CDTSevere Thunderstorm WarningICTCowley75 min
Apr 14, 11:37 PM CDTSevere Thunderstorm WarningTSAOsage38 min
Apr 14, 11:44 PM CDTSevere Thunderstorm WarningSGFJasper, Newton61 min
Apr 14, 11:50 PM CDTSevere Thunderstorm WarningICTWilson40 min
Apr 14, 11:59 PM CDTSevere Thunderstorm WarningICTNeosho61 min
Apr 14, 11:59 PM CDTSevere Thunderstorm WarningOUNKay, Noble46 min
Apr 15, 12:06 AM CDTSevere Thunderstorm WarningSGFCrawford39 min
Apr 15, 12:11 AM CDTSevere Thunderstorm WarningTSANowata, Washington49 min
Apr 15, 12:11 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee49 min
Apr 15, 12:20 AM CDTSevere Thunderstorm WarningSGFLawrence40 min
Apr 15, 12:58 AM CDTSevere Thunderstorm WarningTSAOsage, Pawnee, Tulsa47 min
Apr 15, 1:01 AM CDTSevere Thunderstorm WarningSGFDade44 min
Apr 15, 1:15 AM CDTSevere Thunderstorm WarningSGFJasper45 min
Apr 15, 1:23 AM CDTSevere Thunderstorm WarningSGFNewton37 min
Apr 15, 1:27 AM CDTSevere Thunderstorm WarningTSABenton48 min
Apr 15, 1:27 AM CDTSevere Thunderstorm WarningTSADelaware, Mayes, Rogers48 min
Apr 15, 1:35 AM CDTSevere Thunderstorm WarningSGFBarry, Lawrence40 min
Apr 15, 2:05 AM CDTSevere Thunderstorm WarningTSABenton, Washington40 min

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 3.0 hours before the alert went out and 136 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, Lamont, OK at 00:00Z on 2001-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1143 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, Lamont, OK at 00:00Z on 2001-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 247 square meters per square second.1939587897117Sfc1 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
1143 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
636 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
247 m²/s²
0-3 km storm-relative helicity
327 m²/s²
Significant tornado parameter
0.9
Supercell composite
10.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS9 KMKC 150252
SEL8  

SEL8  
MKC WW 150244
ARZ000-KSZ000-MOZ000-OKZ000-150800-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 148
STORM PREDICTION CENTER NORMAN OK
944 PM CDT SAT APR 14 2001

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

   EXTREME NORTHWEST ARKANSAS                           
   SOUTH CENTRAL AND SOUTHEAST KANSAS                             
   SOUTHWEST MISSOURI                           
   NORTHERN OKLAHOMA                           

EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1000 PM UNTIL
300 AM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 60 MILES SOUTHWEST OF HUTCHINSON KANSAS TO 35
MILES NORTH NORTHEAST OF MONETT MISSOURI.

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 144.  WATCH NUMBER 144 WILL NOT BE IN EFFECT AFTER 10
PM CDT.  CONTINUE...WW 142...WW 143...WW 145...WW 146...WW 147...

DISCUSSION...SEVERAL CLUSTERS OF STRONG/SEVERE STORMS ARE TRACKING
ACROSS SOUTHEAST KS INTO WESTERN MO.  THESE STORMS ARE ALSO LIKELY
TO SPREAD SOUTHWARD INTO NORTHERN OK DURING THE NEXT FEW HOURS. 
LARGE HAIL AND DAMAGING WINDS APPEAR TO BE THE MAIN THREAT. 
HOWEVER...SUFFICIENT VERTICAL SHEAR AND HIGH CAPE VALUES WILL
CONTINUE TO SUPPORT THE THREAT OF ISOLATED TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 27035.

...HART

;383,0983 383,0933 361,0933 361,0983;

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 15, 12:00 AM CDTSevere Thunderstorm WatchSPCBaxter, Boone, Carroll, Clay, Fulton, Marion and 2 more4 hr
Apr 15, 1:00 AM CDTSevere Thunderstorm WatchSPCCrawford, Franklin, Garland, Johnson, Logan, Madison and 5 more5 hr
Apr 15, 2:45 AM CDTSevere Thunderstorm WatchSPCBaxter, Clay, Cleburne, Conway, Craighead, Crittenden and 25 more5 hr
Apr 14, 8:00 PM CDTSevere Thunderstorm WatchSPCBarber, Barton, Clark, Comanche, Edwards, Finney and 14 more5 hr
Apr 14, 8:30 PM CDTSevere Thunderstorm WatchSPCAudrain, Benton, Boone, Callaway, Camden, Carroll and 16 more6 hr

Nearby

Tornado Watches in Kansas, 2001Tornado Watches in Oklahoma, 2001Tornado Watches in Missouri, 2001Every tornado watch in 2001

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.