Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 210, NWS Hastings, NE

August 12, 2002Jewell County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Aug 12, 2002, 10:57 PM CDT for Jewell County, Kansas. It was in force for 33 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
Aug 12, 2002, 10:57 PM CDT (03:57 UTC)
Expired
Aug 12, 2002, 11:30 PM CDT
In force
33 min
Issued by
NWS Hastings, NE
Area
Counties, with a storm outline in the text

County Jewell County, KS

The radar

The Grand Island radar (KUEX), 83 km from the middle of the area, began a volume at 04:01 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 12, 6:50 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 4.0 hours before the alert went out and 214 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 2002-08-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1037 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2002-08-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -27 square meters per square second.1939Sfc1 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
1037 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
1711 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
-27 m²/s²
0-3 km storm-relative helicity
-41 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.1

Open this sounding in Storm Lab

The text

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

898 
WUUS53 KGID 130357
SVRGRI
KSC089-130430-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
1056 PM CDT MON AUG 12 2002

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JEWELL COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 1130 PM CDT

* AT 1055 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 4 MILES SOUTHEAST OF RANDALL...OR ABOUT 19
  MILES WEST OF CONCORDIA...MOVING NORTHEAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FORMOSO AT 1125 PM CDT

PEOPLE IN JEWELL COUNTY SHOULD SEEK SHELTER IN A STURDY STRUCTURE 
AND STAY AWAY FROM WINDOWS.

THE PRIMARY SEVERE WEATHER THREAT IS LARGE HAIL THE SIZE OF NICKELS 
AND QUARTERS.

LAT...LON 3958 9816 3956 9788 3976 9769 3989 9794

NNNN

09

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 12, 9:55 PM CDT, 1 hour 2 minutes earlier.

Area forecast discussion, Aug 12, 9:55 PM CDT, 1 hour 2 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
955 PM CDT MON AUG 12 2002

SCT TSRA CONT TO DVLP ALNG IN VICINITY OF 850 MB CDFNT AS PER
PROFILERS/00Z RAOBS.  IN ADDITION...ADVNG SHRTWV...MDL EPV
FIELDS...MID LVL MSTR OBS AND PROGS AND COOLING MID LVL TEMPS ALL
SPPRT THE CONTD MENTION OF ELEVATED SCT SHRA/TSRA CWA-WIDE FOR THE
OVRNGT PD.

EVE UPDATES WERE GENLY COSMETIC.

.GID...NONE.

09

In the hours before

Special weather statement, Aug 12, 5:33 PM CDT, 5 hours 24 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-131200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HASTINGS NE
533 PM CDT MON AUG 12 2002

...SPOTTER ACTIVATION PROBABLY WILL NOT BE REQUIRED TONIGHT OVER
NORTH CENTRAL KANSAS...

ACROSS NORTH CENTRAL KANSAS...A FRONTAL BOUNDARY SITUATED FROM EAST
CENTRAL NEBRASKA THROUGH NORTHWEST KANSAS WILL BE THE FOCAL POINT FOR
SHOWERS AND THUNDERSTORMS THROUGH THE EVENING HOURS...MAINLY ACROSS
SECTIONS OF NORTH CENTRAL KANSAS. AS THE BOUNDARY CONTINUES FARTHER
SOUTH THIS EVENING...THE THREAT FOR SEVERE WEATHER WILL DECREASE.

DEPENDING UPON THE POSITION OF THE FRONT OVER THE NEXT SEVERAL
HOURS...THE EXCEPTION FOR SEVERE WEATHER MAY BE OVER ROOKS...OSBORNE
AND MITCHELL COUNTIES WHERE LARGE HAIL...AND STRONG DAMAGING WINDS
MAY ACCOMPANY A FEW STORMS.

ACROSS SOUTH CENTRAL NEBRASKA...SCATTERED SHOWERS AND THUNDERSTORMS
MAY DEVELOP THIS EVENING AND CONTINUE THROUGH THE OVERNIGHT HOURS
AS AN UPPER LEVEL DISTURBANCE PASSES THROUGH. SOME STORMS MAY BE
ACCOMPANIED BY SMALL HAIL. OTHERWISE...NO ORGANIZED SEVERE WEATHER
ACTIVITY IS EXPECTED OVER SOUTH CENTRAL NEBRASKA.

SPOTTER GROUPS...EMERGENCY MANAGEMENT AND OTHER INTERESTED PARTIES
SHOULD MONITOR NOAA WEATHER RADIO OR THEIR PREFERRED LOCAL MEDIA FOR
LATER UPDATED FORECASTS AND STATEMENTS.

Nearby

Severe Thunderstorm Warnings in Kansas, 2002Every severe thunderstorm warning in 2002

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.