Alert archive / Kansas / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 89, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Jun 30, 2012, 7:20 PM CDT for Marshall County, Nemaha County, Kansas. It was in force for 40 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
- Jun 30, 2012, 7:20 PM CDT (00:20 UTC)
- Expired
- Jun 30, 2012, 8:00 PM CDT
- In force
- 40 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
The radar
The Topeka radar (KTWX), 92 km from the middle of the area, began a volume at 00:21 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 |
|---|---|---|---|
| Jun 30, 7:29 PM CDT | TSTM WND GST 60 | 2 Sw Axtell, KS |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Topeka, KS (KTOP), launched 00:00Z, 0.3 hours before the alert went out and 104 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.
- Mixed-layer CAPE
- 2504 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 2499 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 78 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
067
WUUS53 KTOP 010020
SVRTOP
KSC117-131-010100-
/O.NEW.KTOP.SV.W.0089.120701T0020Z-120701T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
720 PM CDT SAT JUN 30 2012
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EAST CENTRAL MARSHALL COUNTY IN NORTHEAST KANSAS...
WEST CENTRAL NEMAHA COUNTY IN NORTHEAST KANSAS...
* UNTIL 800 PM CDT
* AT 717 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHWEST
OF AXTELL...AND MOVING EAST AT 15 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
* LOCATIONS IMPACTED INCLUDE...
AXTELL...BAILEYVILLE AND CENTRALIA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3990 9609 3971 9612 3973 9637 3989 9633
TIME...MOT...LOC 0021Z 264DEG 12KT 3981 9630
HAIL...1.00IN
WIND...60 MPH
$$
WOYNICK3 follow-up statements
625
WWUS53 KTOP 010031
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
731 PM CDT SAT JUN 30 2012
KSC117-131-010100-
/O.CON.KTOP.SV.W.0089.000000T0000Z-120701T0100Z/
NEMAHA KS-MARSHALL KS-
731 PM CDT SAT JUN 30 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
MARSHALL AND WEST CENTRAL NEMAHA COUNTIES UNTIL 800 PM CDT...
AT 726 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR AXTELL...AND
MOVING EAST AT 15 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...TRAINED WEATHER SPOTTERS. WINDS OF 60 MPH WERE REPORTED BY
A SPOTTER ABOUT 2 MILES SOUTHWEST OF AXTELL AT 0729 PM.
IMPACT...MINOR TREE DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER
BROKEN.
LOCATIONS IMPACTED INCLUDE...
AXTELL...BAILEYVILLE AND CENTRALIA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3990 9609 3971 9612 3973 9637 3989 9633
TIME...MOT...LOC 0029Z 264DEG 12KT 3982 9627
HAIL...<.75IN
WIND...60 MPH
$$
WOYNICK842
WWUS53 KTOP 010045
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
745 PM CDT SAT JUN 30 2012
KSC117-131-010100-
/O.CON.KTOP.SV.W.0089.000000T0000Z-120701T0100Z/
NEMAHA KS-MARSHALL KS-
745 PM CDT SAT JUN 30 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
MARSHALL AND WEST CENTRAL NEMAHA COUNTIES UNTIL 800 PM CDT...
AT 741 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BAILEYVILLE...
AND MOVING NORTHEAST AT 20 MPH.
HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF WESTERN NEMAHA COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
&&
LAT...LON 3977 9628 3989 9630 3990 9609 3975 9611
TIME...MOT...LOC 0045Z 237DEG 16KT 3987 9619
HAIL...1.00IN
WIND...60 MPH
$$
WOYNICK966 WWUS53 KTOP 010058 SVSTOP SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TOPEKA KS 758 PM CDT SAT JUN 30 2012 KSC117-131-010108- /O.EXP.KTOP.SV.W.0089.000000T0000Z-120701T0100Z/ NEMAHA KS-MARSHALL KS- 758 PM CDT SAT JUN 30 2012 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MARSHALL AND WEST CENTRAL NEMAHA COUNTIES WILL EXPIRE AT 800 PM CDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. LAT...LON 3977 9628 3989 9630 3990 9609 3975 9611 TIME...MOT...LOC 0058Z 237DEG 16KT 3990 9613 $$ WOYNICK
The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 30, 7:05 PM CDT | Special Weather Statement | TOP | Clay | 40 min |
| Jun 30, 8:05 PM CDT | Special Weather Statement | TOP | Nemaha, Pottawatomie | 40 min |
| Jun 30, 8:15 PM CDT | Severe Thunderstorm Warning | TOP | Geary, Jackson, Pottawatomie, Riley, Wabaunsee | 45 min |
| Jun 30, 8:26 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Lyon, Osage, Pottawatomie, Shawnee, Wabaunsee | 49 min |
| Jun 30, 9:20 PM CDT | Special Weather Statement | TOP | Coffey, Douglas, Franklin, Jefferson, Lyon, Osage | 40 min |
| Jun 30, 9:31 PM CDT | Special Weather Statement | TOP | Brown | 29 min |
| Jun 30, 10:07 PM CDT | Special Weather Statement | TOP | Clay | 23 min |
| Jun 30, 10:27 PM CDT | Special Weather Statement | TOP | Clay | 33 min |
| Jul 1, 12:41 AM CDT | Special Weather Statement | TOP | Cloud | 34 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2012Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.