Alert archive / Kansas / Tornado Warnings in 2009
Tornado Warning 4, NWS Topeka, KS
NWS Topeka, KS issued this tornado warning at Apr 25, 2009, 5:28 PM CDT for 4 counties in Kansas. It was in force for 47 min. 3 reports 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
- Apr 25, 2009, 5:28 PM CDT (22:28 UTC)
- Expired
- Apr 25, 2009, 6:15 PM CDT
- In force
- 47 min
- Issued by
- NWS Topeka, KS
- Area
- Storm-based polygon
Counties Douglas County, KS, Jefferson County, KS, Osage County, KS, Shawnee County, KS
The radar
The Topeka radar (KTWX), 80 km from the middle of the area, began a volume at 22:28 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 |
|---|---|---|---|
| Apr 25, 5:46 PM CDT | HAIL 1 | 8 Wsw Lawrence, KS | |
| Apr 25, 5:55 PM CDT | HAIL 1 | Lecompton, KS | |
| Apr 25, 6:12 PM CDT | HAIL 1.75 | Williamstown, 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 |
|---|---|---|---|
| Apr 25, 3:36 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 10.5 hours before the alert went out and 29 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
- 558 J/kg
- Mixed-layer CIN
- -281 J/kg
- Mixed-layer LCL
- 776 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 251 m²/s²
- 0-3 km storm-relative helicity
- 282 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KTOP 252228
TORTOP
KSC045-087-139-177-252315-
/O.NEW.KTOP.TO.W.0004.090425T2228Z-090425T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
528 PM CDT SAT APR 25 2009
THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN DOUGLAS COUNTY IN EAST CENTRAL KANSAS...
NORTHEASTERN OSAGE COUNTY IN EAST CENTRAL KANSAS...
SOUTHEASTERN SHAWNEE COUNTY IN EAST CENTRAL KANSAS...
SOUTH CENTRAL JEFFERSON COUNTY IN NORTHEAST KANSAS...
* UNTIL 615 PM CDT
* AT 526 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
NORTHWEST OF OVERBROOK...OR 15 MILES SOUTH OF TOPEKA...MOVING
NORTHEAST AT 40 MPH.
* THE TORNADO WILL BE NEAR...
RICHLAND AND BERRYTON AROUND 535 PM CDT...
CLINTON AROUND 540 PM CDT...
CLINTON LAKE AND CLINTON STATE PARK AROUND 545 PM CDT...
EXTREME WEST CENTRAL LAWRENCE AROUND 550 PM CDT...
LECOMPTON...PERRY AND NORTHWESTERN LAWRENCE AROUND 555 PM CDT...
WILLIAMSTOWN AND NORTH CENTRAL LAWRENCE AROUND 600 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STAY TUNED TO WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE LATEST
SEVERE WEATHER INFORMATION.
&&
LAT...LON 3897 9515 3876 9559 3887 9570 3917 9539
3899 9517 3897 9518 3897 9516
TIME...MOT...LOC 2228Z 218DEG 34KT 3885 9557
$$
HARDING3 follow-up statements
000
WWUS53 KTOP 252236
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
536 PM CDT SAT APR 25 2009
KSC139-252246-
/O.CAN.KTOP.TO.W.0004.000000T0000Z-090425T2315Z/
OSAGE-
536 PM CDT SAT APR 25 2009
...THE TORNADO WARNING FOR NORTHEASTERN OSAGE COUNTY HAS BEEN
CANCELLED...
LAT...LON 3897 9515 3882 9549 3884 9550 3886 9550
3886 9555 3891 9559 3914 9536 3896 9518
3897 9518
TIME...MOT...LOC 2236Z 224DEG 24KT 3887 9551
$$
KSC045-087-177-252315-
/O.CON.KTOP.TO.W.0004.000000T0000Z-090425T2315Z/
JEFFERSON-SHAWNEE-DOUGLAS-
536 PM CDT SAT APR 25 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHERN
DOUGLAS...SOUTHEASTERN SHAWNEE AND SOUTH CENTRAL JEFFERSON
COUNTIES...
AT 536 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR RICHLAND...OR 15 MILES SOUTHWEST OF
LAWRENCE...MOVING NORTHEAST AT 30 MPH.
* THE STORM WITH A POSSIBLE TORNADO WILL BE NEAR...
CLINTON AROUND 550 PM CDT...
CLINTON LAKE AND CLINTON STATE PARK AROUND 555 PM CDT...
SOUTHWESTERN LAWRENCE AROUND 600 PM CDT...
LECOMPTON...SOUTHERN LAWRENCE AND PERRY AROUND 605 PM CDT...
WILLIAMSTOWN AND NORTHEASTERN LAWRENCE AROUND 610 PM CDT...
NORTHEASTERN LAWRENCE AROUND 615 PM CDT...
LAT...LON 3897 9515 3882 9549 3884 9550 3886 9550
3886 9555 3891 9559 3914 9536 3896 9518
3897 9518
TIME...MOT...LOC 2236Z 224DEG 24KT 3887 9551
$$
HARDING000
WWUS53 KTOP 252249
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
549 PM CDT SAT APR 25 2009
KSC177-252259-
/O.CAN.KTOP.TO.W.0004.000000T0000Z-090425T2315Z/
SHAWNEE-
549 PM CDT SAT APR 25 2009
...THE TORNADO WARNING FOR SOUTHEASTERN SHAWNEE COUNTY HAS BEEN
CANCELLED...
LAT...LON 3897 9515 3886 9541 3895 9547 3914 9536
3896 9518 3897 9518
TIME...MOT...LOC 2249Z 224DEG 24KT 3893 9543
$$
KSC045-087-252315-
/O.CON.KTOP.TO.W.0004.000000T0000Z-090425T2315Z/
JEFFERSON-DOUGLAS-
549 PM CDT SAT APR 25 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHERN
DOUGLAS AND SOUTH CENTRAL JEFFERSON COUNTIES...
AT 548 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR CLINTON...OR 10 MILES WEST OF LAWRENCE...
MOVING NORTHEAST AT 30 MPH.
* THE STORM WITH A POSSIBLE TORNADO WILL BE NEAR...
CLINTON LAKE AND CLINTON STATE PARK AROUND 555 PM CDT...
SOUTHWESTERN LAWRENCE AROUND 600 PM CDT...
LECOMPTON...SOUTHERN LAWRENCE AND PERRY AROUND 605 PM CDT...
WILLIAMSTOWN AND NORTHEASTERN LAWRENCE AROUND 610 PM CDT...
LAT...LON 3897 9515 3886 9541 3895 9547 3914 9536
3896 9518 3897 9518
TIME...MOT...LOC 2249Z 224DEG 24KT 3893 9543
$$
HARDING000
WWUS53 KTOP 252304
SVSTOP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOPEKA KS
604 PM CDT SAT APR 25 2009
KSC045-087-252315-
/O.CON.KTOP.TO.W.0004.000000T0000Z-090425T2315Z/
JEFFERSON-DOUGLAS-
604 PM CDT SAT APR 25 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR NORTHERN
DOUGLAS AND SOUTH CENTRAL JEFFERSON COUNTIES...
AT 603 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR EXTREME WEST CENTRAL LAWRENCE...MOVING
NORTHEAST AT 25 MPH.
* THE STORM WITH A POSSIBLE TORNADO WILL BE NEAR...
LAWRENCE AND WILLIAMSTOWN AROUND 610 PM CDT...
LAT...LON 3897 9515 3889 9534 3897 9541 3910 9532
3896 9518 3897 9518
TIME...MOT...LOC 2304Z 220DEG 24KT 3896 9530
$$
HARDINGThe office that day
Everything else NWS Topeka, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 7:17 PM CDT | Severe Thunderstorm Warning | TOP | Republic, Washington | 33 min |
| Apr 24, 8:15 PM CDT | Severe Thunderstorm Warning | TOP | Republic, Washington | 45 min |
| Apr 25, 3:15 PM CDT | Flood Watch | TOP | Anderson, Brown, Clay, Coffey, Dickinson, Douglas and 14 more | 44 hr |
| Apr 25, 3:58 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Osage, Wabaunsee | 32 min |
| Apr 25, 4:47 PM CDT | Severe Thunderstorm Warning | TOP | Jefferson | 28 min |
| Apr 25, 4:49 PM CDT | Severe Thunderstorm Warning | TOP | Jackson, Jefferson | 26 min |
| Apr 25, 4:55 PM CDT | Severe Thunderstorm Warning | TOP | Douglas, Osage, Shawnee | 50 min |
| Apr 25, 5:16 PM CDT | Tornado Warning | TOP | Douglas, Osage, Shawnee | 29 min |
| Apr 25, 5:29 PM CDT | Severe Thunderstorm Warning | TOP | Lyon, Osage | 31 min |
| Apr 25, 6:09 PM CDT | Tornado Warning | TOP | Douglas, Jefferson | 23 min |
| Apr 25, 6:12 PM CDT | Areal Flood Advisory | TOP | Douglas | 63 min |
Nearby
Tornado Warnings in Kansas, 2009Every tornado warning in 2009Tornadoes in 2009
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.