Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 89, NWS Springfield, MO

April 30, 2012Cherokee County, Crawford County, Kansas

NWS Springfield, MO issued this severe thunderstorm warning at Apr 30, 2012, 12:05 AM CDT for Cherokee County, Crawford County, Kansas. It was in force for 25 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: Apr 30, 2012, 12:05 AM CDT (05:05 UTC)
Expired: Apr 30, 2012, 12:30 AM CDT
In force: 25 min
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 70.0 mph

Counties Cherokee County, KS, Crawford County, KS

The radar

The Springfield radar (KSGF), 136 km from the middle of the area, began a volume at 05:08 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.

Issued	Product	Office	Lasted
Apr 29, 8:04 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 5.1 hours before the alert went out and 117 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: 913 J/kg
Mixed-layer CIN: -33 J/kg
Mixed-layer LCL: 985 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 177 m²/s²
0-3 km storm-relative helicity: 159 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 4.3

Open this sounding in Storm Lab

The text

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

392 
WUUS53 KSGF 300505
SVRSGF
KSC021-037-300530-
/O.NEW.KSGF.SV.W.0089.120430T0505Z-120430T0530Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
1205 AM CDT MON APR 30 2012

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN CHEROKEE COUNTY IN SOUTHEAST KANSAS...
  CRAWFORD COUNTY IN SOUTHEAST KANSAS...

* UNTIL 1230 AM CDT

* AT 1203 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES
  SOUTHWEST OF MCCUNE...AND MOVING NORTHEAST AT 45 MPH.

  HAZARD...QUARTER SIZE HAIL AND 70 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. TREE
           BRANCHES UP TO THREE INCHES IN DIAMETER BROKEN. POSSIBLE
           MINOR DAMAGE TO SHINGLE ROOFS AND METAL OUTBUILDINGS.

* LOCATIONS IMPACTED INCLUDE...
  CARONA...CHEROKEE...WEIR...PITTSBURG...FRONTENAC...GIRARD...ARMA...
  ENGLEVALE...MCCUNE...WEST MINERAL...SCAMMON...SKIDMORE...
  ROSELAND...GREENBUSH...BRAZILTON...BEULAH...LONE OAK...CHICOPEE...
  RINGO AND FRANKLIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3768 9483 3768 9463 3725 9462 3721 9508
      3738 9508 3739 9509 3752 9510
TIME...MOT...LOC 0505Z 244DEG 38KT 3732 9509

HAIL...1.00IN
WIND...70 MPH

$$

KARDELL

The office that day

Everything else NWS Springfield, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 29, 9:03 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	57 min
Apr 29, 9:47 PM CDT	Flash Flood Warning	SGF	Bourbon, Crawford	9 hr
Apr 29, 11:17 PM CDT	Severe Thunderstorm Warning	SGF	Cherokee, Crawford	43 min
Apr 29, 11:57 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Cherokee, Crawford	48 min
Apr 30, 12:46 AM CDT	Severe Thunderstorm Warning	SGF	Crawford	16 min
Apr 30, 12:47 AM CDT	Flash Flood Warning	SGF	Cherokee, Crawford	6 hr
Apr 30, 12:57 AM CDT	Special Weather Statement	SGF	Cherokee	48 min
Apr 30, 6:54 AM CDT	Areal Flood Warning	SGF	Bourbon, Cherokee, Crawford	12 hr
Apr 30, 9:36 AM CDT	River Flood Warning	SGF	Bourbon	66 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2012 Every severe thunderstorm warning in 2012

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.