Alert archive / Kansas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 2, NWS Topeka, KS

March 6, 2017Marshall County, Nemaha County, Pottawatomie County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Mar 6, 2017, 5:11 PM CST for Marshall County, Nemaha County, Pottawatomie County, Kansas. It was in force for 49 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
Mar 6, 2017, 5:11 PM CST (23:11 UTC)
Expired
Mar 6, 2017, 6:00 PM CST
In force
49 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Marshall County, KS, Nemaha County, KS, Pottawatomie County, KS

The radar

The Topeka radar (KTWX), 52 km from the middle of the area, began a volume at 23:11 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
Mar 6, 5:13 PM CSTHAIL 11 W Olsburg, KSDIME TO NICKEL SIZE HAIL WITH ISOLATED QUARTER SIZE HAIL.

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
Mar 6, 2:27 PM CSTTornado WatchSPC8 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 11.2 hours before the alert went out and 89 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, Topeka, KS at 12:00Z on 2017-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Topeka, KS at 12:00Z on 2017-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 408 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
714 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
408 m²/s²
0-3 km storm-relative helicity
476 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

430 
WUUS53 KTOP 062311
SVRTOP
KSC117-131-149-070000-
/O.NEW.KTOP.SV.W.0002.170306T2311Z-170307T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
511 PM CST MON MAR 6 2017

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Northwestern Pottawatomie County in northeastern Kansas...
  Southwestern Nemaha County in northeastern Kansas...
  Southeastern Marshall County in northeastern Kansas...

* Until 600 PM CST

* At 511 PM CST, severe thunderstorms were located along a line
  extending from 6 miles northeast of Olsburg to 3 miles north of
  Keats, moving northeast at 55 mph.

  HAZARD...60 mph wind gusts and quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees. 

* Locations impacted include...
  Westmoreland, Blaine, Olsburg, Wheaton, Tuttle Creek Lake and
  Lillis.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A tornado watch remains in effect until 1000 PM CST for northeastern
Kansas.

LAT...LON 3974 9614 3939 9624 3928 9662 3929 9664
      3930 9663 3931 9665 3933 9665 3932 9666
      3933 9667 3934 9666 3936 9668 3953 9660
TIME...MOT...LOC 2311Z 234DEG 48KT 3952 9656 3928 9672 

HAIL...1.00IN
WIND...60MPH
 
$$

BB
1 follow-up statement
090 
WWUS53 KTOP 062344
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
544 PM CST MON MAR 6 2017

KSC117-062354-
/O.CAN.KTOP.SV.W.0002.000000T0000Z-170307T0000Z/
Marshall-
544 PM CST MON MAR 6 2017

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MARSHALL COUNTY
IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore the warning has been cancelled.

A tornado watch remains in effect until 1000 PM CST for northeastern
Kansas.

LAT...LON 3974 9614 3939 9624 3935 9638 3957 9624
TIME...MOT...LOC 2344Z 241DEG 48KT 3964 9603 3940 9619 

$$

KSC131-149-070000-
/O.CON.KTOP.SV.W.0002.000000T0000Z-170307T0000Z/
Pottawatomie-Nemaha-
544 PM CST MON MAR 6 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM CST
FOR NORTH CENTRAL POTTAWATOMIE AND SOUTHWESTERN NEMAHA COUNTIES...

At 544 PM CST, severe thunderstorms were located along a line
extending from near Corning to 6 miles south of Onaga, moving
northeast at 55 mph.

HAZARD...60 mph wind gusts and nickel size hail. 

SOURCE...Radar indicated. 

IMPACT...Expect damage to roofs, siding, and trees. 

These severe thunderstorms will remain over mainly rural areas of
north central Pottawatomie and southwestern Nemaha Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

A tornado watch remains in effect until 1000 PM CST for northeastern
Kansas.

LAT...LON 3974 9614 3939 9624 3935 9638 3957 9624
TIME...MOT...LOC 2344Z 241DEG 48KT 3964 9603 3940 9619 

HAIL...0.88IN
WIND...60MPH
 
$$

BB

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 1:40 AM CSTWind AdvisoryTOPAnderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more20 hr
Mar 6, 2:42 PM CSTRed Flag WarningTOPAnderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more29 hr
Mar 6, 4:36 PM CSTSevere Thunderstorm WarningTOPMarshall39 min
Mar 6, 5:23 PM CSTSevere Thunderstorm WarningTOPPottawatomie, Riley52 min
Mar 6, 5:24 PM CSTSevere Thunderstorm WarningTOPMarshall, Nemaha51 min
Mar 6, 5:31 PM CSTTornado WarningTOPGeary, Pottawatomie, Riley, Wabaunsee29 min
Mar 6, 5:37 PM CSTTornado WarningTOPPottawatomie38 min
Mar 6, 5:40 PM CSTSevere Thunderstorm WarningTOPBrown, Jackson, Nemaha, Pottawatomie55 min
Mar 6, 5:53 PM CSTSevere Thunderstorm WarningTOPGeary, Morris, Pottawatomie, Riley, Shawnee, Wabaunsee37 min
Mar 6, 5:53 PM CSTSevere Thunderstorm WarningTOPJackson, Pottawatomie37 min
Mar 6, 5:58 PM CSTTornado Warning Tornado observedTOPJackson, Pottawatomie, Shawnee, Wabaunsee32 min
Mar 6, 5:59 PM CSTTornado WarningTOPWabaunsee31 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2017Every 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.