Alert archive / Kansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 105, NWS Hastings, NE

July 18, 2000Osborne County, Rooks County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Jul 18, 2000, 11:29 PM CDT for Osborne County, Rooks County, Kansas. It was in force for 61 min. 3 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: Jul 18, 2000, 11:29 PM CDT (04:29 UTC)
Expired: Jul 19, 2000, 12:30 AM CDT
In force: 61 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Osborne County, KS, Rooks County, KS

The radar

The Grand Island radar (KUEX), 120 km from the middle of the area, began a volume at 04:23 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.

What was reported inside it

Time	Report	Where
Jul 18, 11:30 PM CDT	Hail 1.75	Webster, KS
Jul 18, 11:30 PM CDT	Thunderstorm Wind 52 E	Stockton, KS
Jul 18, 11:38 PM CDT	Thunderstorm Wind 62 E	Natoma, 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.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 18, 10:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 4.5 hours before the alert went out and 191 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2427 J/kg
Mixed-layer CIN: -57 J/kg
Mixed-layer LCL: 2047 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KGID 190429
SVRGRI
KSC141-163-190530-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
1129 PM CDT TUE JUL 18 2000

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OSBORNE COUNTY IN NORTH CENTRAL KANSAS
  EASTERN ROOKS COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 1230 AM CDT

* AT 1123 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM STOCKTON TO 11 MILES SOUTH OF
  CODELL...OR FROM 18 MILES SOUTH OF PHILLIPSBURG TO 50 MILES SOUTH
  OF PHILLIPSBURG...MOVING EAST AT 40 MPH.

SOME LOCATIONS IN THE PATH OF THIS LINE OF STORMS INCLUDE...

  WOODSTON
  NATOMA
  ALTON
  OSBORNE

PEOPLE IN OSBORNE AND EASTERN ROOKS COUNTIES SHOULD SEEK SHELTER IN A
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. DAMAGING THUNDERSTORM
WINDS IN EXCESS OF 60 MPH AND LARGE HAIL THE SIZE OF GOLFBALLS ARE
LIKELY.

$$

LAT...LON 3957 9937 3894 9939 3883 9855 3946 9852
DOXEY
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 18, 3:10 PM CDT, 8 hours 19 minutes earlier.

Area forecast discussion, Jul 18, 3:10 PM CDT, 8 hours 19 minutes before

SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
310 PM CDT TUE JUL 18 2000

12Z UAA SHOWED DISTINCT TROF AT H7 BISECTING THE STATE AND SATELLITE
IMAGERY MARKING CONTINUED EWD PROGRESS. DECENT DOWNWARD MOTION AS
VISIBLE IMAGERY SHOWS WRN HALF OF NEBR PRETTY MUCH CLOUD FREE.
HOWEVER STILL A FEW RIPPLES IN THE UPPER FLOW ACRS WRN US PER UAA
AND PROFILER DATA ALTHOUGH MOST SIGNIFICANT SHOWING UP OVER NRN ID AT
12Z. UAA ALSO SHOWING GOOD UPPER JET ACRS GREAT BASIN. AT THE SFC
MAIN FRONTAL BOUNDARY STILL WELL SOUTH INTO KS AT 18Z...EXTENDING
FROM NR TOP TO E OF LBL. HOWEVER A SECONDARY BOUNDARY IS MOVING S
ACRS NRN NEBR.

MODELS THEN PRETTY CONSISTENT PUSHING THIS SECONDARY BOUNDARY SWD
THROUGH THE FA BY SUNRISE TOMORROW AND SFC HIGH MOVING S FROM NRN MN
INTO IA. LOOKS LIKE A DECENT SHOT OF RAIN LATE TONIGHT THROUGH AT
LEAST TOMORROW MORNING AS WEAK TO MODERATE FRONTOGENETICAL FORCING
DEVELOPS TO THE NORTH OF SFC BOUNDARY ACRS SCNTL NEBR THEN SLIPPING
INTO NCNTL KS. ATMOS NOT BEING SCOURED OUT IN WAKE OF UPPER TROF AND
EXPECT H85 DEWPOINTS NEAR 15C TO HANG AROUND. ADD RIGHT ENTRANCE
REGION OF UPPER JET AND DPVA AHEAD OF NEXT UPPER WAVE TO THE MIX.
HOWEVER...GIVEN THIS STYLE OF FORCING AT THIS TIME OF YEAR CANNOT
QUITE GO WITH LIKELY POPS BUT WILL RUN WITH HIGHER END OF CHC
CATEGORY. POSSIBLE HEAVY RAIN OVER RAINSOAKED AREAS BETWEEN HASTINGS
AND KS LINE BUT WITH LATE NIGHT/2ND PD EVENT EXPECTED WILL LET NEXT
SHIFT TAKE A LOOK AT NEW DATA FOR BETTER HANDLE ON NEED FOR AN FFA.

FOR DAY2...GOOD INSTABILITY AXIS DEVELOPS ON HIGH PLAINS AS SELY
FLOW SETS UP ON BACK SIDE OF MIDWEST SFC HIGH. EXPECT AT LEAST
WIDELY SCATTERED INITIATION THERE WITH POSSIBLE MCS MOVING EWD.
MODELS HIT BETTER CHC FOR THIS ACRS KS ZONES.

GIVEN FAIRLY WET SCENARIO WILL GO TO COOL SIDE OF GUIDANCE TEMPS.
CLOSER TO MACHINE NUMBERS THURSDAY WITH INCREASED INSOLATION.

.GID...NONE.

BARRITT

In the hours before

Local storm report, Jul 18, 11:26 PM CDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
1126 PM CDT TUE JUL 18 2000

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

1118 PM    9 N DAMAR                 KS    60 MPH TSTM GUST
07/18/00   ROOKS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 10:39 PM CDT	Severe Thunderstorm Warning	GID	Rooks	51 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2000 Every 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.