Alert archive / Kansas / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 2, NWS Topeka, KS

February 29, 2004Cloud County, Republic County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Feb 29, 2004, 6:20 PM CST for Cloud County, Republic County, Kansas. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Feb 29, 2004, 6:20 PM CST (00:20 UTC)
Expired
Feb 29, 2004, 7:00 PM CST
In force
40 min
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

Counties Cloud County, KS, Republic County, KS

The radar

The Grand Island radar (KUEX), 97 km from the middle of the area, began a volume at 00:23 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.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.3 hours before the alert went out and 185 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 2004-03-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 245 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 2004-03-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 126 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
245 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
847 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
126 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KTOP 010020
SVRTOP
KSC029-157-010100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
620 PM CST SUN FEB 29 2004

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN CLOUD COUNTY IN NORTH CENTRAL KANSAS
  EASTERN REPUBLIC COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 700 PM CST

* AT 616 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 5 MILES WEST OF AGENDA TO 9 MILES
  SOUTH OF CONCORDIA...OR FROM 12 MILES NORTHEAST OF CONCORDIA TO 9
  MILES SOUTH OF CONCORDIA...MOVING NORTHEAST AT 30 MPH.

  

* SOME LOCATIONS AFFECTED...
  CUBA
  MUNDEN
  CLYDE
  NARKA
  AGENDA

PENNY TO QUARTER SIZE HAIL HAS BEEN REPORTED WITH THESE 
THUNDERSTORMS.

LARGE HAIL...VERY HEAVY RAIN AND DAMAGING WINDS ARE LIKELY WITH THIS 
STORM. FOR YOUR SAFETY...TAKE COVER INSIDE A BUILDING NOW.

STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.

LAT...LON 3999 9762 3947 9770 3949 9738 4000 9737

$$

The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 29, 6:28 PM CSTSevere Thunderstorm WarningTOPCloud, Ottawa47 min
Feb 29, 6:31 PM CSTSevere Thunderstorm WarningTOPLyon, Wabaunsee44 min
Feb 29, 6:45 PM CSTSevere Thunderstorm WarningTOPMorris30 min
Feb 29, 6:52 PM CSTSevere Thunderstorm WarningTOPJackson, Shawnee23 min
Feb 29, 7:09 PM CSTSevere Thunderstorm WarningTOPOsage36 min
Feb 29, 7:16 PM CSTSevere Thunderstorm WarningTOPJackson, Pottawatomie, Shawnee, Wabaunsee44 min
Feb 29, 7:52 PM CSTSevere Thunderstorm WarningTOPBrown23 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2004Every severe thunderstorm warning in 2004

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.