Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 69, NWS Kansas City, MO

May 11, 2000Atchison County, Kansas; Buchanan County, Platte County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 11, 2000, 8:15 PM CDT for Atchison County, Kansas; Buchanan County, Platte County, Missouri. It was in force for 45 min. 2 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
May 11, 2000, 8:15 PM CDT (01:15 UTC)
Expired
May 11, 2000, 9:00 PM CDT
In force
45 min
Issued by
NWS Kansas City, MO
Area
Whole counties

Counties Atchison County, KS, Buchanan County, MO, Platte County, MO

The radar

The Pleasant Hill radar (KEAX), 100 km from the middle of the area, began a volume at 01:15 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

TimeReportWhereRemark
May 11, 8:20 PM CDTHail 1Rushville, MO
May 11, 8:45 PM CDTHail 1.25Faucett, MO

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.

IssuedProductOfficeLasted
May 11, 7:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.3 hours before the alert went out and 82 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, Topeka, KS at 00:00Z on 2000-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4491 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2000-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 square meters per square second.19395878Sfc1 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
4491 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1450 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
232 m²/s²
Significant tornado parameter
3.3
Supercell composite
30.9

Open this sounding in Storm Lab

The text

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

869 
WUUS53 KEAX 120115
SVRMCI
KSC005-MOC021-165-120200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
815 PM CDT THU MAY 11 2000

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN ATCHISON COUNTY IN NORTHEAST KANSAS
  THIS INCLUDES THE CITY OF ATCHISON
  BUCHANAN COUNTY IN NORTHWEST MISSOURI
  THIS INCLUDES THE CITY OF ST JOSEPH
  NORTHERN PLATTE COUNTY IN WEST CENTRAL MISSOURI

* UNTIL 900 PM CDT

* AT 810 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER ATCHISON...OR ABOUT 3 MILES WEST OF
  ATCHISON...MOVING EAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  OVER ATCHISON AT 830 PM CDT
  OVER WITHROP AT 845 PM CDT
  4 MILES WEST OF RUSHVILLE...7 MILES NORTHWEST OF BEAN LAKE AT 900
  PM CDT

* OTHER LOCATIONS IN THE WARNING INCLUDE FAUCETT...EDGERTON...
  DEARBORN...AGENCY...LANCASTER KS AND CUMMINGS.

THIS SEVERE THUNDERSTORM WILL LIKELY PRODUCE GOLF BALL HAIL...AND 
WINDS IN EXCESS OF 60 MPH. FOR YOUR SAFETY...MOVE INDOORS AND STAY 
AWAY FROM WINDOWS. REMEMBER...LIGHTNING IS A THREAT FROM ALL 
THUNDERSTORMS. HEAVY RAINS CAN CAUSE LOCALIZED FLOODING OF LOW LYING 
AREAS.

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 11, 7:18 PM CDTSevere Thunderstorm WarningEAXAtchison, Doniphan27 min
May 11, 7:44 PM CDTSevere Thunderstorm WarningEAXAtchison31 min
May 11, 9:31 PM CDTTornado WarningEAXLeavenworth44 min
May 11, 10:00 PM CDTTornado WarningEAXLeavenworth, Wyandotte45 min
May 11, 10:08 PM CDTSevere Thunderstorm WarningEAXJohnson52 min
May 11, 11:15 PM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte60 min
May 12, 12:18 AM CDTSevere Thunderstorm WarningEAXAtchison42 min
May 12, 12:43 AM CDTTornado WarningEAXAtchison, Leavenworth62 min
May 12, 1:23 AM CDTSevere Thunderstorm WarningEAXDoniphan52 min
May 11, 8:56 PM CDTSevere Thunderstorm WarningEAXBuchanan, Clinton, Platte49 min
May 11, 10:17 PM CDTSevere Thunderstorm WarningEAXClay, Platte58 min
May 11, 11:11 PM CDTSevere Thunderstorm WarningEAXClay, Platte64 min
May 11, 11:25 PM CDTTornado WarningEAXClay50 min
May 11, 11:31 PM CDTTornado WarningEAXJackson44 min
May 11, 11:48 PM CDTTornado WarningEAXLafayette, Ray42 min
May 12, 12:36 AM CDTSevere Thunderstorm WarningEAXBuchanan, Platte39 min
May 12, 12:39 AM CDTSevere Thunderstorm WarningEAXCaldwell, Clinton51 min
May 12, 12:43 AM CDTTornado WarningEAXBuchanan62 min
May 12, 1:04 AM CDTSevere Thunderstorm WarningEAXRay41 min
May 12, 1:45 AM CDTSevere Thunderstorm WarningEAXAndrew, Buchanan60 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2000Severe Thunderstorm Warnings in Kansas, 2000Every severe thunderstorm warning in 2000

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.