Alert archive / Kansas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 252, NWS Goodland, KS

August 10, 2017Rawlins County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Aug 10, 2017, 12:33 PM CDT for Rawlins County, Kansas. It was in force for 27 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, 12:33 PM CDT (17:33 UTC)
Expired: Aug 10, 2017, 1:00 PM CDT
In force: 27 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 1.75 in
Wind: 60.0 mph

County Rawlins County, KS

The radar

The Goodland radar (KGLD), 76 km from the middle of the area, began a volume at 17:33 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	Remark
Aug 10, 12:33 PM CDT	TSTM WND DMG	9 Sse Atwood, KS	12 PINE TREES DOWN, ALL WERE 70 TO 80 FEET TALL. ONE TREE WAS BROKEN IN THREE PLACES. ONE TREES WAS PULLED OUT OF THE GROUND WITH THE ROOTS STILL ATTACHED. ALL WIRES WERE PULLED OFF INDIVIDUALS HOUSE DUE TO A TREE FALLING. 14 POWERLINES SHEARED OFF JUST NORTH

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

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 5.6 hours before the alert went out and 164 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: 5 J/kg
Mixed-layer CIN: -236 J/kg
Mixed-layer LCL: 1490 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: -4 m²/s²
0-3 km storm-relative helicity: 13 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

988 
WUUS53 KGLD 101733
SVRGLD
KSC153-101800-
/O.NEW.KGLD.SV.W.0252.170810T1733Z-170810T1800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Goodland KS
1233 PM CDT THU AUG 10 2017

The National Weather Service in Goodland has issued a

* Severe Thunderstorm Warning for...
  Southeastern Rawlins County in northwestern Kansas...

* Until 100 PM CDT

* At 1233 PM CDT, a severe thunderstorm was located 8 miles south of
  Atwood, moving southeast at 20 mph.

  HAZARD...Golf ball size hail and 60 mph wind gusts. 

  SOURCE...Radar indicated. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees. 

* This severe thunderstorm will remain over mainly rural areas of
  southeastern Rawlins County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3980 10101 3968 10074 3967 10074 3957 10083
      3957 10095 3965 10114
TIME...MOT...LOC 1733Z 302DEG 16KT 3969 10100 

HAIL...1.75IN
WIND...60MPH
 
$$

JN

1 follow-up statement

711 
WWUS53 KGLD 101745
SVSGLD

Severe Weather Statement
National Weather Service Goodland KS
1245 PM CDT THU AUG 10 2017

KSC153-101800-
/O.CON.KGLD.SV.W.0252.000000T0000Z-170810T1800Z/
Rawlins KS-
1245 PM CDT THU AUG 10 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM CDT
FOR SOUTHEASTERN RAWLINS COUNTY...

At 1245 PM CDT, a severe thunderstorm was located 11 miles southeast
of Atwood, moving southeast at 20 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts. 

SOURCE...Radar indicated. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees. 

This severe thunderstorm will remain over mainly rural areas of
southeastern Rawlins County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3968 10074 3967 10074 3957 10083 3957 10095
      3962 10103 3977 10094
TIME...MOT...LOC 1745Z 302DEG 16KT 3966 10094 

HAIL...1.75IN
WIND...60MPH
 
$$

JN

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 9, 11:26 PM CDT	Special Weather Statement	GLD	Sheridan	34 min
Aug 10, 4:13 AM CDT	Dense Fog Advisory	GLD	Decatur, Gove, Graham, Greeley, Logan, Norton and 4 more	6 hr
Aug 10, 8:21 AM CDT	Special Weather Statement	GLD	Sherman	24 min
Aug 10, 9:01 AM CDT	Special Weather Statement	GLD	Logan	44 min
Aug 10, 9:14 AM CDT	Special Weather Statement	GLD	Cheyenne	46 min
Aug 10, 10:15 AM CDT	Special Weather Statement	GLD	Rawlins	30 min
Aug 10, 11:30 AM CDT	Special Weather Statement	GLD	Rawlins	45 min
Aug 10, 11:49 AM CDT	Flash Flood Watch	GLD	Greeley, Logan, Sherman, Wallace, Wichita	11 hr
Aug 10, 12:10 PM CDT	Severe Thunderstorm Warning	GLD	Rawlins	35 min
Aug 10, 12:50 PM CDT	Severe Thunderstorm Warning	GLD	Decatur, Rawlins, Sheridan, Thomas	40 min
Aug 10, 1:09 PM CDT	Severe Thunderstorm Warning	GLD	Sherman	36 min
Aug 10, 1:21 PM CDT	Severe Thunderstorm Warning	GLD	Sheridan	39 min
Aug 10, 1:26 PM CDT	Severe Thunderstorm Warning	GLD	Sherman, Thomas, Wallace	64 min
Aug 10, 1:48 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Graham, Sheridan	57 min
Aug 10, 2:03 PM CDT	Severe Thunderstorm Warning	GLD	Logan, Wallace	57 min
Aug 10, 2:05 PM CDT	Tornado Warning	GLD	Gove, Graham, Sheridan	25 min
Aug 10, 2:06 PM CDT	Flash Flood Warning	GLD	Graham, Sheridan	6 hr
Aug 10, 2:40 PM CDT	Tornado Warning	GLD	Logan	35 min
Aug 10, 2:43 PM CDT	Flash Flood Warning	GLD	Logan	3 hr
Aug 10, 2:52 PM CDT	Severe Thunderstorm Warning	GLD	Gove, Logan, Wichita	42 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2017 Every severe thunderstorm warning 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.