Alert archive / Kansas / Tornado Warnings in 2017

Tornado Warning 32, NWS Goodland, KS

August 10, 2017Logan County, Kansas

NWS Goodland, KS issued this tornado warning at Aug 10, 2017, 2:40 PM CDT for Logan County, Kansas. It was in force for 35 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
Aug 10, 2017, 2:40 PM CDT (19:40 UTC)
Expired
Aug 10, 2017, 3:15 PM CDT
In force
35 min
Issued by
NWS Goodland, KS
Area
Storm-based polygon
Tornado
Radar indicated
Hail
2.5 in

County Logan County, KS

The radar

The Goodland radar (KGLD), 76 km from the middle of the area, began a volume at 19:40 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
Aug 10, 3:00 PM CDTHAIL 1.255 Sse Russell Springs, KS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

IssuedProductOfficeLasted
Aug 10, 2:27 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 7.7 hours before the alert went out and 162 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, Dodge City, at 12:00Z on 2017-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 520 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, Dodge City, at 12:00Z on 2017-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.19395878Sfc1 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
520 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
1117 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
44 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

As transmitted.

684 
WFUS53 KGLD 101940
TORGLD
KSC109-102015-
/O.NEW.KGLD.TO.W.0032.170810T1940Z-170810T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Goodland KS
240 PM CDT THU AUG 10 2017

The National Weather Service in Goodland has issued a

* Tornado Warning for...
  Southwestern Logan County in west central Kansas...

* Until 315 PM CDT
    
* At 240 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Russell Springs, or 24 miles northwest of Scott
  State Lake, moving southeast at 35 mph.

  HAZARD...Tornado and tennis ball 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...
  Russell Springs.

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 3870 10125 3891 10138 3898 10127 3870 10089
TIME...MOT...LOC 1940Z 325DEG 30KT 3892 10125 

TORNADO...RADAR INDICATED
HAIL...2.50IN

$$

Husted
2 follow-up statements
376 
WWUS53 KGLD 101956
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
256 PM CDT THU AUG 10 2017

KSC109-102015-
/O.CON.KGLD.TO.W.0032.000000T0000Z-170810T2015Z/
Logan KS-
256 PM CDT THU AUG 10 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 PM CDT FOR SOUTH
CENTRAL LOGAN COUNTY...
    
At 256 PM CDT, a severe thunderstorm capable of producing a tornado
was located 6 miles south of Russell Springs, or 17 miles northwest
of Scott State Lake, moving southeast at 30 mph.

HAZARD...Tornado and tennis ball 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. 

This tornadic thunderstorm will remain over mainly rural areas of
south central Logan County.

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 3870 10125 3883 10128 3887 10123 3888 10118
      3870 10089
TIME...MOT...LOC 1956Z 331DEG 27KT 3882 10119 

TORNADO...RADAR INDICATED
HAIL...2.50IN

$$

Husted
115 
WWUS53 KGLD 102007
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
307 PM CDT THU AUG 10 2017

KSC109-102017-
/O.EXP.KGLD.TO.W.0032.000000T0000Z-170810T2015Z/
Logan KS-
307 PM CDT THU AUG 10 2017

...THE TORNADO WARNING FOR SOUTH CENTRAL LOGAN COUNTY WILL EXPIRE AT
315 PM CDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A severe thunderstorm watch remains in effect until 900 PM CDT for
west central Kansas.

LAT...LON 3870 10125 3883 10128 3887 10123 3888 10118
      3870 10089
TIME...MOT...LOC 2007Z 325DEG 30KT 3875 10113 

$$

Husted

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 11:26 PM CDTSpecial Weather StatementGLDSheridan34 min
Aug 10, 4:13 AM CDTDense Fog AdvisoryGLDDecatur, Gove, Graham, Greeley, Logan, Norton and 4 more6 hr
Aug 10, 8:21 AM CDTSpecial Weather StatementGLDSherman24 min
Aug 10, 9:01 AM CDTSpecial Weather StatementGLDLogan44 min
Aug 10, 9:14 AM CDTSpecial Weather StatementGLDCheyenne46 min
Aug 10, 10:15 AM CDTSpecial Weather StatementGLDRawlins30 min
Aug 10, 11:30 AM CDTSpecial Weather StatementGLDRawlins45 min
Aug 10, 11:49 AM CDTFlash Flood WatchGLDGreeley, Logan, Sherman, Wallace, Wichita11 hr
Aug 10, 12:10 PM CDTSevere Thunderstorm WarningGLDRawlins35 min
Aug 10, 12:33 PM CDTSevere Thunderstorm WarningGLDRawlins27 min
Aug 10, 12:50 PM CDTSevere Thunderstorm WarningGLDDecatur, Rawlins, Sheridan, Thomas40 min
Aug 10, 1:09 PM CDTSevere Thunderstorm WarningGLDSherman36 min
Aug 10, 1:21 PM CDTSevere Thunderstorm WarningGLDSheridan39 min
Aug 10, 1:26 PM CDTSevere Thunderstorm WarningGLDSherman, Thomas, Wallace64 min
Aug 10, 1:48 PM CDTSevere Thunderstorm WarningGLDGove, Graham, Sheridan57 min
Aug 10, 2:03 PM CDTSevere Thunderstorm WarningGLDLogan, Wallace57 min
Aug 10, 2:05 PM CDTTornado WarningGLDGove, Graham, Sheridan25 min
Aug 10, 2:06 PM CDTFlash Flood WarningGLDGraham, Sheridan6 hr
Aug 10, 2:43 PM CDTFlash Flood WarningGLDLogan3 hr
Aug 10, 2:52 PM CDTSevere Thunderstorm WarningGLDGove, Logan, Wichita42 min

Nearby

Tornado Warnings in Kansas, 2017Every tornado warning in 2017Tornadoes in 2017

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.