Alert archive / Kansas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 178, NWS Hastings, NE

July 25, 2001Smith County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Jul 25, 2001, 1:33 AM CDT for Smith County, Kansas. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 25, 2001, 1:33 AM CDT (06:33 UTC)
Expired
Jul 25, 2001, 2:15 AM CDT
In force
42 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Smith County, KS

The radar

The Grand Island radar (KUEX), 66 km from the middle of the area, began a volume at 06:35 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 24, 11:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.6 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, N. Platte/Lee Bi, NE at 00:00Z on 2001-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1071 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, N. Platte/Lee Bi, NE at 00:00Z on 2001-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -42 square meters per square second.193958Sfc1 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
1071 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
1605 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-42 m²/s²
0-3 km storm-relative helicity
-48 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-1.2

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KGID 250634
SVRGRI

KSC183-250715-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
133 AM CDT WED JUL 25 2001

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

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

* UNTIL 215 AM CDT

* AT 129 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 9 MILES SOUTHWEST OF KENSINGTON...OR ABOUT 9
  MILES SOUTHEAST OF PHILLIPSBURG...MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  KENSINGTON AT 140 AM CDT
  CEDAR AT 145 AM CDT
  ATHOL AT 150 AM CDT
  HARLAN AT 155 AM CDT
  SMITH CENTER AT 200 AM CDT

PEOPLE IN SMITH COUNTY SHOULD SEEK SHELTER IN A STURDY STRUCTURE AND
STAY AWAY FROM WINDOWS. THE PRIMARY SEVERE WEATHER THREAT IS STRONG
AND DAMAGING WINDS.

$$

KISNER

LAT...LON 3996 9904 3958 9906 3958 9852 3999 9852

NNNN



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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 24, 6:23 PM CDT, 7 hours 10 minutes earlier.

Area forecast discussion, Jul 24, 6:23 PM CDT, 7 hours 10 minutes before
SOUTH CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
215 PM CDT TUE JUL 24 2001

...RETRASMISSION...

LKG CLOSELY AT POTENTIAL REPEAT OF MCS ACTIVITY AGAIN TNGT.
MDLS/SPC ARE PEGGING THE ERN CO TO DOWNSTREAM ALONG THE NEB...KS
BRDR AS THE PRIMARY TARGET AREA.  SATELLITE...SFC OBS AND LIGHTNING
DISPLAYS SHOW THE APPROACH OF THE WAVE...FALLING PRES OVR ERN CO AND
SFC MSTR AXIS ALNG THE BRDR.  SO WL GO ALNG...WITH UPGRADE TO LIKELY
POPS FOR THE KS CWA.

ANOTHER AREA OF CONCERN IS FM THE BLACK HILLS INTO THE NRN NEB
PANHANDLE WHERE THE MRNG UAA ANALYSIS INDS AN 850 MSTR AXIS...DVLPG
DIFFLUENCE ALOFT...A SUNNY SKY FOR DESTABILIZATION WITH UPSLOPE SFC
WND.  EARLY AFTN ANALYSIS SHOWS THE EXPECTED LEE TROFFING WITH A CU
FIELD DVLPG TO THE WEST OF UNR...AND NR THE ANALYZED MSTR AXIS.  ETA
PROGS THE MORE FAVORABLE Q-VECTOR CNVRGNC IN THIS AREA WITH EWD/SEWD
CORFIDI VECTORS ALONG THE SD/NEB BRDR OVRNGT...BUT THICKNESS AND
MSTR ORIENTATION MAY SPPRT MORE OF A SERN PROPAGATION OF ANY CLUSTER
WHICH MAY DVLP UP YONDER.  BOTTOM LINE IS THAT CHC POPS WL BE
MAINTAINED FOR THE NEB AREA...WITH HIGHER NMBRS FOR THE NRN CWA.

PATTERN PERSISTS SO MINIMAL CHANGES WL BE MADE FOR THE REST OF THE
PACKAGE.  WL ENTER A SMALL CHC OF RA IN THE ERN COUNTIES ON WED MRNG
TO COVER ANY EXITING ACTIVITY...AND MAINTAIN THE RESTRICTION OF
SMALL NEB POPS TO THE WRN ZONES FOR TSRA COMING OFF THE HIGH
PLNS...BUT WL ADD A NGTTIME CHC TO KS AREA DUE TO UNCERTAIN
PLACEMENT OF FRONT/BOUNDARY AS PER COORDINATION WITH TOPEKA.

IN THE EFP...GENLY ZONAL FLOW OVR THE CNTRL PLNS SHOULD INCRS WITH
CANADIAN/MRF PROGGED LOW XG SRN CAN AND FLAT RIDGE OVR THE SRN
CONUS.  SHRTWVS IN THE FLOW WL OBVIOUSLY BE DIFFICULT TO TIME SO
MINOR ADJUSTMENTS WL RESULT IN RA MENTION EVERY OTHER DAY OR SO WITH
NR...TO SLGTLY BLO SEASONAL TEMPS BY THE LATTER PDS.

f.GID...NONE.

09

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 1:26 AM CDTSevere Thunderstorm WarningGIDPhillips34 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2001Every severe thunderstorm warning in 2001

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.