Alert archive / Nebraska / Tornado Warnings in 2015

Tornado Warning 76, NWS Goodland, KS

August 4, 2015Red Willow County, Nebraska; Decatur County, Kansas

NWS Goodland, KS issued this tornado warning at Aug 4, 2015, 3:23 PM CDT for Red Willow County, Nebraska; Decatur County, Kansas. It was in force for 19 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 4, 2015, 3:23 PM CDT (20:23 UTC)
Expired
Aug 4, 2015, 3:42 PM CDT
In force
19 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.25 in

Counties Decatur County, KS, Red Willow County, NE

The radar

The Goodland radar (KGLD), 129 km from the middle of the area, began a volume at 20:23 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 watch it was issued in

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

IssuedProductOfficeLasted
Aug 4, 1:34 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 8.4 hours before the alert went out and 125 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 12:00Z on 2015-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 983 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, N. Platte/Lee Bi, NE at 12:00Z on 2015-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
983 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
899 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
29 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

830 
WFUS53 KGLD 042023
TORGLD
KSC039-NEC145-042100-
/O.NEW.KGLD.TO.W.0076.150804T2023Z-150804T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
323 PM CDT TUE AUG 4 2015

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* TORNADO WARNING FOR...
  NORTH CENTRAL DECATUR COUNTY IN NORTHWESTERN KANSAS...
  SOUTHEASTERN RED WILLOW COUNTY IN SOUTHWESTERN NEBRASKA...

* UNTIL 400 PM CDT
    
* AT 323 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 7 MILES SOUTHWEST OF DANBURY...OR 11 MILES
  NORTH OF OBERLIN...MOVING EAST AT 15 MPH.

  HAZARD...TORNADO AND HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED ROTATION. 

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT 
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. 
           DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR.  TREE 
           DAMAGE IS LIKELY. 

* LOCATIONS IMPACTED INCLUDE...
  DANBURY...LEBANON AND CEDAR BLUFFS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3994 10055 4006 10058 4012 10034 4000 10022
TIME...MOT...LOC 2023Z 262DEG 13KT 4000 10053 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

JN
1 follow-up statement
156 
WWUS53 KGLD 042042
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
342 PM CDT TUE AUG 4 2015

KSC039-NEC145-042052-
/O.CAN.KGLD.TO.W.0076.000000T0000Z-150804T2100Z/
DECATUR KS-RED WILLOW NE-
342 PM CDT TUE AUG 4 2015

...THE TORNADO WARNING FOR NORTH CENTRAL DECATUR AND SOUTHEASTERN RED
WILLOW COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO. 
THEREFORE THE WARNING HAS BEEN CANCELLED.  HOWEVER HAIL....GUSTY 
WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR
NORTHWESTERN KANSAS AND SOUTHWESTERN NEBRASKA.

LAT...LON 3994 10055 4006 10058 4012 10034 4000 10022
TIME...MOT...LOC 2041Z 262DEG 13KT 3991 10048 

$$

JN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 3:43 AM CDTDense Fog AdvisoryGLDDundy, Hitchcock, Red Willow6 hr
Aug 4, 11:00 AM CDTSpecial Weather StatementGLDRed Willow45 min
Aug 4, 12:02 PM CDTSpecial Weather StatementGLDHitchcock43 min
Aug 4, 12:16 PM CDTFlash Flood WarningGLDHitchcock3 hr
Aug 4, 12:21 PM CDTSevere Thunderstorm WarningGLDRed Willow39 min
Aug 4, 12:24 PM CDTSevere Thunderstorm WarningGLDHitchcock51 min
Aug 4, 1:20 PM CDTSpecial Weather StatementGLDHitchcock40 min
Aug 4, 1:24 PM CDTSevere Thunderstorm WarningGLDHitchcock51 min
Aug 4, 1:57 PM CDTSevere Thunderstorm WarningGLDDundy, Hitchcock48 min
Aug 4, 2:13 PM CDTFlash Flood WarningGLDHitchcock, Red Willow3 hr
Aug 4, 2:16 PM CDTSevere Thunderstorm WarningGLDDundy, Hitchcock44 min
Aug 4, 2:48 PM CDTSevere Thunderstorm WarningGLDHitchcock, Red Willow57 min
Aug 4, 2:51 PM CDTSevere Thunderstorm WarningGLDHitchcock, Red Willow39 min
Aug 4, 2:56 PM CDTTornado WarningGLDRed Willow34 min
Aug 4, 3:22 PM CDTSevere Thunderstorm WarningGLDRed Willow53 min
Aug 3, 7:54 PM CDTSpecial Weather StatementGLDWichita51 min
Aug 3, 8:19 PM CDTSpecial Weather StatementGLDWichita41 min
Aug 3, 8:37 PM CDTFlash Flood WarningGLDWichita3 hr
Aug 3, 9:52 PM CDTFlash Flood WarningGLDGreeley3 hr
Aug 4, 1:14 PM CDTSevere Thunderstorm WarningGLDCheyenne61 min
Aug 4, 1:29 PM CDTSevere Thunderstorm WarningGLDRawlins46 min
Aug 4, 1:44 PM CDTSevere Thunderstorm WarningGLDCheyenne, Rawlins46 min
Aug 4, 2:14 PM CDTSevere Thunderstorm WarningGLDRawlins, Thomas46 min
Aug 4, 2:23 PM CDTSevere Thunderstorm WarningGLDCheyenne, Rawlins, Sherman, Thomas52 min
Aug 4, 2:56 PM CDTSevere Thunderstorm WarningGLDThomas49 min
Aug 4, 2:58 PM CDTSevere Thunderstorm WarningGLDRawlins26 min
Aug 4, 3:00 PM CDTSevere Thunderstorm WarningGLDCheyenne45 min
Aug 4, 3:32 PM CDTSevere Thunderstorm WarningGLDGove, Logan, Sheridan, Thomas58 min
Aug 4, 3:36 PM CDTSevere Thunderstorm WarningGLDDecatur, Norton54 min
Aug 4, 3:56 PM CDTSpecial Weather StatementGLDSherman49 min
Aug 4, 4:09 PM CDTSevere Thunderstorm WarningGLDGove36 min
Aug 4, 4:12 PM CDTSevere Thunderstorm WarningGLDGraham, Norton63 min
Aug 4, 4:16 PM CDTSevere Thunderstorm WarningGLDGraham59 min
Aug 4, 4:23 PM CDTSevere Thunderstorm WarningGLDGove, Logan22 min
Aug 4, 4:24 PM CDTSevere Thunderstorm WarningGLDGove28 min
Aug 4, 4:51 PM CDTSevere Thunderstorm WarningGLDDecatur, Graham, Norton, Sheridan39 min
Aug 4, 4:54 PM CDTSpecial Weather StatementGLDGove51 min
Aug 4, 5:10 PM CDTSevere Thunderstorm WarningGLDGraham, Norton, Sheridan65 min
Aug 4, 5:24 PM CDTSpecial Weather StatementGLDGove51 min
Aug 4, 5:33 PM CDTSevere Thunderstorm WarningGLDGove21 min
Aug 4, 6:22 PM CDTSpecial Weather StatementGLDGraham38 min

Nearby

Tornado Warnings in Nebraska, 2015Tornado Warnings in Kansas, 2015Every tornado warning in 2015Tornadoes in 2015

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.