Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 186, NWS Hastings, NE

July 28, 2002Jewell County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Jul 28, 2002, 5:14 PM CDT for Jewell County, Kansas. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 28, 2002, 5:14 PM CDT (22:14 UTC)
Expired
Jul 28, 2002, 5:45 PM CDT
In force
31 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), 57 km from the middle of the area, began a volume at 22:16 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
Jul 28, 5:15 PM CDTHail 1Esbon, KS

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.

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
Jul 28, 4:50 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 10.2 hours before the alert went out and 231 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, Omaha, NE at 12:00Z on 2002-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 453 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2002-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 55 square meters per square second.193958Sfc1 km3 km6 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
453 J/kg
Mixed-layer CIN
-295 J/kg
Mixed-layer LCL
1877 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
55 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

745 
WUUS53 KGID 282214
SVRGRI
KSC089-282245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
511 PM CDT SUN JUL 28 2002

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

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

* UNTIL 545 PM CDT

* AT 506 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 7 MILES NORTHWEST OF WEBBER TO 5
  MILES SOUTH OF IONIA...OR FROM 40 MILES NORTHWEST OF CONCORDIA TO
  35 MILES WEST OF CONCORDIA...MOVING SOUTHEAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MONTROSE AT 520 PM CDT
  WEBBER AT 525 PM CDT
  FORMOSO AT 530 PM CDT
  RANDALL AT 535 PM CDT

THIS SEVERE THUNDERSTORM WARNING REPLACES THE TORNADO WARNING ISSUED 
FOR NORTHERN JEWELL COUNTY.  THE STORMS HAVE A HISTORY OF PRODUCING 
STRONG WIND GUSTS AND CAUSING TREE DAMAGE.

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

THE PRIMARY SEVERE WEATHER THREAT IS STRONG AND DAMAGING WINDS IN
EXCESS OF 60 MPH.

A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO WARNING.

LAT...LON 4000 9849 3957 9851 3956 9795 4000 9793

NNNN

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 Jul 28, 1:20 PM CDT, 3 hours 54 minutes earlier.

Area forecast discussion, Jul 28, 1:20 PM CDT, 3 hours 54 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
120 PM CDT SUN JUL 28 2002

...SVR THREAT THIS AFTN/EVE BIGGEST CONCERN...

SFC ANALYSIS SHOWS TRIPLE POINT LOW NR YKN AND COLD FNT TRAILING SW
TO NR HLC. STILL WAITING FOR STG UPR TROF NOW INTO WRN SD TO CATCH
UP BUT UPR TROF AMPLIFYING NOW AND LEADING TO INTENSIFICATION OF JET
STREAK OVRHD. PREFNTL AIRMASS STILL APPARENTLY WEAKLY CAPPED ATTM BUT
RAPID DESTABILIZATION CONTS W/INITIATION IMMINENT. HWVR BNDRY HAS
PUSHED TO NR A HDE TO ORD LINE. UPSTREAM PRES RISES WOULD SUGGEST NRN
PORTION WILL MAKE FURTHER EWD PROGRESS BUT SRN PORTION SHLD BEGIN TO
TRAIL BEHIND...WHICH MAKES EVENING ZONE CUT DIFFICULT. ELEVATED CONVN
NOT HELPING MATTER EITHER ESPECIALLY WITH RECENT HEAT BURST AT ODX
WHICH MAKES A CASE THAT CAPPING INVERSION IS AS YET TOO STG THIS
FAR S.

12Z MODELS FOR MOST PART SIMILAR WITH EVOLVING SCENARIO. PRIMARY
DIFF IS CONV PLACEMENT LTR THIS AFTN AND EVE. BASED ON 18Z SFC
FTRS...WOULD TEND TO AGAIN FVR ETA/META. STILL DECENT SVR WIND
THREAT ESP NE QUARTER AND WILL BEAR CLSOE WATCHING. HWVR...RAPID
CLEARING XPCD OVERNIGHT AS SYS RAPIDLY SHIFTS EWD. CAA SHALLOW AND
SHORT LIVED WITH WK WAA BY MON AFTN SO JUST A TEMPORARY BREAK FM THE
HEAT. MORE INTERESTING SITU ON TUE. SOME THOUGHTS YDA ABT PCPN CHC LT
TUE OR TUE NIGHT BASED ON ANOTHER TROF ZIPPING THROUGH SEMI-ZONAL NRN
CONUS FLW. ETAX DID INDICATED RATHER HEALTHY QPF YDA AND SHOWS IT
AGAIN LT TUE INTO TUE NIGHT. COMPLICATING FCTR IS TRANSITIONING UPR
FLW BACK TO SIMILAR PATTN OBSERVED A WEEK AGO WITH DOMINANT RIDGE
CNTR OVR CNTRL PLAINS. CURRENT PROGRESSIVE PATTN AND HGT TRANSITION
SIMILAR AMG MED RANGE MODELS. GFS DEPICTION OF COLD FNT PUSHING
INTO SOUTHERN PLAINS UNDERNEATH LG SCALE RIDGE CNTR STILL LOOKS
ERRONEOUS WITH SIG DISCREPANCY BTWN ECMWF/GFS LL THERMAL PROG. GFS
PRIOR COLD BIAS WITH SIMILAR UPR HGT PATTN YIELDED MAX TEMPS 10
DEGREES TOO COOL AND SIMILAR SITU XPCD HERE. AT LEAST ECMWF AND GEM
ARE MUCH MORE REALISTIC WRT TEMP PROG. THEREFORE WILL CONT WITH MUCH
WARMER TEMPS. IN ADDITION...THU SLIGHT CHC POP NOT WARRANTED GIVEN
LACK OF SUPPORTING GFS ENS MEMBERS. BOTTOM LINE IS EXPECTATIONS OF
RTN TO HOT AND DRY CONDITIONS ONCE AGAIN TO CWA.

.GID...NONE.

TEH

In the hours before

Special weather statement, Jul 28, 11:17 AM CDT, 5 hours 57 minutes before
KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-291200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HASTINGS NE
1117 AM CDT SUN JUL 28 2002

...SPOTTER ACTIVATION WILL BE NEEDED ACROSS SOUTH CENTRAL NEBRASKA
AND NORTH CENTRAL KANSAS LATE THIS AFTERNOON INTO THIS EVENING...

A LINE OF SHOWERS AND THUNDERSTORMS TREKKING ACROSS CENTRAL NEBRASKA
ALONG A COLD FRONTAL BOUNDARY...WILL BECOME MORE ORGANIZED AND
INTENSE AS THEY MOVE EAST THIS AFTERNOON. SEVERE THUNDERSTORM
DEVELOPMENT IS EXPECTED TO INITIATE LATE THIS AFTERNOON...MAINLY EAST
OF A LINE FROM GREELEY TO HOLDREGE AS STORMS MOVE INTO A MORE
MOIST AND UNSTABLE ENVIRONMENT. THE MAIN SEVERE WEATHER HAZARDS WILL
BE DAMAGING STRAIGHT LINE WINDS...AND MODERATE TO LARGE SIZE HAIL.
THE THUNDERSTORM ACTIVITY WILL THEN CONTINUE SOUTHEAST DURING THE
LATE AFTERNOON AND EVENING HOURS.

A FEW THUNDERSTORMS MAY ALSO DEVELOP IN NORTH CENTRAL KANSAS THIS
AFTERNOON. ACTIVITY THOUGH SHOULD REMAIN RATHER DISORGANIZED...UNTIL
THE MAIN LINE OF THUNDERSTORMS MOVES INTO THE AREA BY EVENING.

SPOTTER GROUPS...EMERGENCY MANAGEMENT OFFICIALS AND OTHER INTERESTED
PARTIES OVER SOUTH CENTRAL NEBRASKA AND NORTH CENTRAL KANSAS SHOULD
MONITOR WEATHER RADIO FOR LATER UPDATED FORECASTS AND STATEMENTS.

DEE
Local storm report, Jul 28, 4:18 PM CDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
418 PM CDT SUN JUL 28 2002

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0415 PM    5 E DEWEESE               NE   1 INCH HAIL
07/28/02   CLAY                           REPORTED BY STORM
                                          SPOTTER.
Local storm report, Jul 28, 4:46 PM CDT, 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
446 PM CDT SUN JUL 28 2002

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0445 PM    BURR OAK                  KS   60 MPH TSTM GUST
07/28/02   JEWELL                         REPORTED BY COOPERATIVE
                                          OBSERVER.
Local storm report, Jul 28, 5:13 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
513 PM CDT SUN JUL 28 2002

TIME(CDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0447 PM    6 N ESBON                 KS   WIND DAMAGE
07/28/02   JEWELL                         SEVERAL POWER POLES
                                          BROKEN AND DOWN. POWER
                                          LINES DOWN. REPORTED BY
                                          LAW ENFORCEMENT OFFICIAL.

The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 27, 9:31 PM CDTSevere Thunderstorm WarningGIDOsborne, Rooks59 min
Jul 28, 4:23 PM CDTSevere Thunderstorm WarningGIDJewell67 min
Jul 28, 4:29 PM CDTTornado WarningGIDJewell61 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.