Alert archive / Kansas / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 2, NWS Topeka, KS
NWS Topeka, KS issued this severe thunderstorm warning at Feb 27, 2011, 3:07 PM CST for 4 counties in Kansas. It was in force for 23 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
- Feb 27, 2011, 3:07 PM CST (21:07 UTC)
- Expired
- Feb 27, 2011, 3:30 PM CST
- In force
- 23 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Anderson County, KS, Coffey County, KS, Franklin County, KS, Osage County, KS
The radar
The Topeka radar (KTWX), 91 km from the middle of the area, began a volume at 21:06 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 |
|---|---|---|---|
| Feb 27, 3:18 PM CST | HAIL 0.88 | 6 Se Williamsburg, 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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 27, 1:12 PM CST | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 9.1 hours before the alert went out and 61 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 382 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 505 m²/s²
- 0-3 km storm-relative helicity
- 498 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
520
WUUS53 KTOP 272107
SVRTOP
KSC003-031-059-139-272130-
/O.NEW.KTOP.SV.W.0002.110227T2107Z-110227T2130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
307 PM CST SUN FEB 27 2011
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN ANDERSON COUNTY IN EAST CENTRAL KANSAS...
NORTHEASTERN COFFEY COUNTY IN EAST CENTRAL KANSAS...
FRANKLIN COUNTY IN EAST CENTRAL KANSAS...
SOUTHEASTERN OSAGE COUNTY IN EAST CENTRAL KANSAS...
* UNTIL 330 PM CST
* AT 302 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 8 MILES
SOUTH OF WAVERLY...OR 9 MILES NORTHEAST OF BURLINGTON...MOVING
NORTHEAST AT 70 MPH.
* LOCATIONS IMPACTED INCLUDE...
WAVERLY...
HARRIS...
WILLIAMSBURG...
PRINCETON...
POMONA...
OTTAWA...
CENTROPOLIS...
THIS INCLUDES INTERSTATE 35 BETWEEN MILE MARKERS 160 AND 192.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE FOR LARGE HAIL AS WELL
AS DEADLY CLOUD TO GROUND LIGHTNING.
STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.
&&
LAT...LON 3822 9552 3835 9575 3873 9536 3873 9532
3863 9506
TIME...MOT...LOC 2105Z 220DEG 59KT 3832 9558
WIND...HAIL 60MPH 1.00IN
$$2 follow-up statements
893
WWUS53 KTOP 272114
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
314 PM CST SUN FEB 27 2011
KSC003-031-059-139-272130-
/O.CON.KTOP.SV.W.0002.000000T0000Z-110227T2130Z/
OSAGE-FRANKLIN-COFFEY-ANDERSON-
314 PM CST SUN FEB 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM CST
FOR NORTHWESTERN ANDERSON...NORTHEASTERN COFFEY...FRANKLIN AND
SOUTHEASTERN OSAGE COUNTIES...
AT 311 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED 6 MILES NORTHWEST OF HARRIS...OR 16 MILES NORTHWEST OF
GARNETT...MOVING NORTHEAST AT 70 MPH.
LOCATIONS IMPACTED INCLUDE...
WILLIAMSBURG...PRINCETON...POMONA...OTTAWA AND CENTROPOLIS.
THIS INCLUDES INTERSTATE 35 BETWEEN MILE MARKERS 160 AND 192.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS STORM...PREPARE FOR LARGE HAIL AS WELL
AS DEADLY CLOUD TO GROUND LIGHTNING.
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.
&&
LAT...LON 3830 9543 3843 9567 3873 9536 3873 9532
3863 9506
TIME...MOT...LOC 2114Z 220DEG 59KT 3843 9546
WIND...HAIL 60MPH 1.00IN
$$841
WWUS53 KTOP 272127
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
327 PM CST SUN FEB 27 2011
KSC003-031-059-139-272137-
/O.EXP.KTOP.SV.W.0002.000000T0000Z-110227T2130Z/
OSAGE-FRANKLIN-COFFEY-ANDERSON-
327 PM CST SUN FEB 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN ANDERSON...
NORTHEASTERN COFFEY...FRANKLIN AND SOUTHEASTERN OSAGE COUNTIES WILL
EXPIRE AT 330 PM CST...
...A SEVERE THUNDERSTORM REMAINS IN EFFECT FOR SOUTHEAST FRANKLIN
AND NORTHEAST ANDERSON COUNTY...
AT 327 PM CST...NATIONAL WEATHER SERVICE RADAR INDICATED THAT THE
SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAD WEAKENED AND WAS NO
LONGER SEVERE...THUS THE WARNING WILL EXPIRE AT 330 PM CST.
RADAR INDICATED THAT HEAVY RAIN...SMALL HAIL...AND GUSTY WINDS WERE
STILL POSSIBLE FROM THE THUNDERSTORM.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT. STAY ALERT TO THE
WEATHER.
STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.
LAT...LON 3830 9543 3843 9567 3873 9536 3873 9532
3863 9506
TIME...MOT...LOC 2127Z 220DEG 59KT 3859 9528
$$The office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 26, 9:30 PM CST | Dense Fog Advisory | TOP | Anderson, Brown, Clay, Cloud, Coffey, Dickinson and 17 more | 19 hr |
| Feb 27, 2:32 PM CST | Severe Thunderstorm Warning | TOP | Lyon, Osage | 28 min |
| Feb 27, 3:20 PM CST | Severe Thunderstorm Warning | TOP | Anderson, Franklin | 25 min |
| Feb 27, 3:54 PM CST | Areal Flood Advisory | TOP | Anderson, Coffey, Douglas, Franklin, Jefferson, Osage | 111 min |
| Feb 27, 4:04 PM CST | Flash Flood Warning | TOP | Douglas, Franklin | 116 min |
| Feb 27, 5:20 PM CST | Special Weather Statement | TOP | Wabaunsee | 25 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2011Every severe thunderstorm warning in 2011
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.