Alert archive / Kansas / Tornado Warnings in 2011
Tornado Warning 21, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at May 25, 2011, 11:26 AM CDT for Johnson County, Wyandotte County, Kansas; Jackson County, Missouri. It was in force for 34 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
- May 25, 2011, 11:26 AM CDT (16:26 UTC)
- Expired
- May 25, 2011, 12:00 PM CDT
- In force
- 34 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
Counties Johnson County, KS, Wyandotte County, KS, Jackson County, MO
The radar
The Pleasant Hill radar (KEAX), 46 km from the middle of the area, began a volume at 16:25 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 |
|---|---|---|---|
| May 25, 11:38 AM CDT | TORNADO | Overland Park, KS | TORNADO AT EXIT 224 ON I-35 OVERLAND PARK |
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 |
|---|---|---|---|
| May 25, 10:37 AM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 4.4 hours before the alert went out and 88 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
- 772 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 580 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
340
WFUS53 KEAX 251626
TOREAX
KSC091-209-MOC095-251700-
/O.NEW.KEAX.TO.W.0021.110525T1626Z-110525T1700Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1126 AM CDT WED MAY 25 2011
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN JOHNSON COUNTY IN EAST CENTRAL KANSAS...
EASTERN WYANDOTTE COUNTY IN NORTHEAST KANSAS...
WEST CENTRAL JACKSON COUNTY IN WEST CENTRAL MISSOURI...
* UNTIL NOON CDT
* AT 1120 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 6 MILES WEST OF GRANDVIEW...AND MOVING NORTH AT
35 MPH. THERE HAVE BEEN NUMEROUS REPORTS OF TORNADOES WITH THIS
THUNDERSTORM AND ADDITIONAL TORNADOES CAN TOUCH AT ANY TIME.
* LOCATIONS IMPACTED INCLUDE...
LEAWOOD...OVERLAND PARK...PRAIRIE VILLAGE...MISSION HILLS...
FAIRWAY...MERRIAM...MISSION...WESTWOOD...KANSAS CITY...KANSAS CITY
KANSAS...MISSION WOODS...WESTWOOD HILLS AND ROELAND PARK.
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-70 IN MISSOURI BETWEEN MILE MARKERS 0 AND 6.
I-70 IN KANSAS BETWEEN MILE MARKERS 417 AND 423.
I-35 IN MISSOURI BETWEEN MILE MARKERS 0 AND 4.
I-35 IN KANSAS BETWEEN MILE MARKERS 226 AND 235.
I-635 BETWEEN MILE MARKERS 0 AND 8.
I-435 LOOP FROM MILE MARKERS 74 TO 80.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3917 9472 3918 9470 3918 9466 3916 9466
3915 9464 3916 9460 3914 9459 3912 9461
3911 9460 3915 9451 3906 9453 3885 9461
3887 9471
TIME...MOT...LOC 1625Z 182DEG 30KT 3892 9465
HAIL <.75IN
$$
CDB2 follow-up statements
584
WWUS53 KEAX 251633
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1133 AM CDT WED MAY 25 2011
KSC091-209-MOC095-251700-
/O.CON.KEAX.TO.W.0021.000000T0000Z-110525T1700Z/
JOHNSON KS-WYANDOTTE KS-JACKSON MO-
1133 AM CDT WED MAY 25 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN JOHNSON
COUNTY IN EAST CENTRAL KANSAS...AND EASTERN WYANDOTTE COUNTY IN
NORTHEAST KANSAS...AND WEST CENTRAL JACKSON COUNTY IN WEST CENTRAL
MISSOURI UNTIL NOON CDT...
AT 1131 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR LEAWOOD...MOVING NORTH AT 30 MPH. THIS STORM
HAS HAD A HISTORY OF PRODUCING TORNADOES AND ADDITIONAL TORNADOES ARE
POSSIBLE AT ANY TIME.
LOCATIONS IMPACTED INCLUDE...
LEAWOOD...OVERLAND PARK...PRAIRIE VILLAGE...MISSION HILLS...
MERRIAM...FAIRWAY...MISSION...WESTWOOD...KANSAS CITY...KANSAS CITY
KANSAS...MISSION WOODS...WESTWOOD HILLS AND ROELAND PARK.
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-70 IN MISSOURI BETWEEN MILE MARKERS 0 AND 6.
I-70 IN KANSAS BETWEEN MILE MARKERS 418 AND 423.
I-35 IN MISSOURI BETWEEN MILE MARKERS 0 AND 4.
I-35 IN KANSAS BETWEEN MILE MARKERS 230 AND 235.
I-635 BETWEEN MILE MARKERS 0 AND 8.
I-435 LOOP FROM MILE MARKERS 74 TO 79.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3918 9469 3918 9466 3916 9466 3915 9464
3916 9460 3914 9459 3912 9461 3911 9460
3915 9451 3906 9453 3891 9460 3893 9469
TIME...MOT...LOC 1632Z 187DEG 27KT 3896 9463
HAIL <.75IN
$$
CDB597
WWUS53 KEAX 251642
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1142 AM CDT WED MAY 25 2011
KSC091-209-MOC095-251700-
/O.CON.KEAX.TO.W.0021.000000T0000Z-110525T1700Z/
JOHNSON KS-WYANDOTTE KS-JACKSON MO-
1142 AM CDT WED MAY 25 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN JOHNSON
COUNTY IN EAST CENTRAL KANSAS...AND EASTERN WYANDOTTE COUNTY IN
NORTHEAST KANSAS...AND WEST CENTRAL JACKSON COUNTY IN WEST CENTRAL
MISSOURI UNTIL NOON CDT...
AT 1140 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR MISSION HILLS...MOVING NORTH AT 25 MPH. THIS
THUNDERSTORM HAS PRODUCED NUMEROUS SHORT LIVED TORNADOES AND ANOTHER
TORNADO COULD TOUCH DOWN AT ANY TIME SEEK SHELTER NOW.
LOCATIONS IMPACTED INCLUDE...
FAIRWAY...MISSION...WESTWOOD...KANSAS CITY...KANSAS CITY KANSAS...
MISSION WOODS...WESTWOOD HILLS AND ROELAND PARK.
THIS WILL IMPACT THE FOLLOWING INTERSTATES...
I-70 IN MISSOURI BETWEEN MILE MARKERS 0 AND 6.
I-70 IN KANSAS BETWEEN MILE MARKERS 418 AND 423.
I-35 IN MISSOURI BETWEEN MILE MARKERS 0 AND 4.
I-35 IN KANSAS BETWEEN MILE MARKERS 230 AND 235.
I-635 BETWEEN MILE MARKERS 0 AND 8.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3918 9466 3916 9466 3915 9464 3916 9460
3914 9459 3912 9461 3911 9460 3915 9451
3906 9453 3896 9458 3897 9469 3918 9469
TIME...MOT...LOC 1641Z 194DEG 23KT 3901 9461
HAIL <.75IN
$$
CDBThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 8:22 PM CDT | Special Weather Statement | EAX | Atchison | 23 min |
| May 24, 9:13 PM CDT | Special Weather Statement | EAX | Johnson | 32 min |
| May 24, 9:29 PM CDT | Special Weather Statement | EAX | Johnson, Leavenworth, Wyandotte | 31 min |
| May 24, 9:48 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Doniphan, Johnson, Leavenworth, Wyandotte | 27 min |
| May 24, 10:01 PM CDT | Flash Flood Watch | EAX | Atchison, Doniphan | 19 hr |
| May 24, 10:03 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Linn, Miami | 27 min |
| May 24, 10:04 PM CDT | Special Weather Statement | EAX | Wyandotte | 41 min |
| May 24, 10:14 PM CDT | Severe Thunderstorm Warning | EAX | Atchison, Doniphan | 31 min |
| May 24, 10:29 PM CDT | Severe Thunderstorm Warning | EAX | Johnson, Miami, Wyandotte | 19 min |
| May 25, 10:02 AM CDT | River Flood Warning | EAX | Leavenworth | 107 days |
| May 25, 10:57 AM CDT | Tornado Warning | EAX | Johnson, Miami | 18 min |
| May 25, 11:10 AM CDT | Tornado Warning | EAX | Johnson | 35 min |
| May 25, 11:48 AM CDT | Tornado Warning | EAX | Wyandotte | 27 min |
| May 25, 1:54 PM CDT | River Flood Warning | EAX | Leavenworth | 15 hr |
| May 25, 5:23 PM CDT | Flash Flood Warning | EAX | Atchison, Doniphan | 5 hr |
| May 24, 9:37 PM CDT | Special Weather Statement | EAX | Holt, Nodaway | 38 min |
| May 24, 10:26 PM CDT | Severe Thunderstorm Warning | EAX | Cass, Henry, Jackson, Johnson, Lafayette | 34 min |
| May 24, 10:36 PM CDT | Severe Thunderstorm Warning | EAX | Bates, Cass, Henry | 24 min |
| May 24, 10:43 PM CDT | Special Weather Statement | EAX | Andrew, Caldwell, Clinton, DeKalb, Gentry | 32 min |
| May 24, 10:57 PM CDT | Special Weather Statement | EAX | Johnson, Lafayette, Ray | 33 min |
| May 24, 11:06 PM CDT | Special Weather Statement | EAX | Henry, Johnson | 39 min |
| May 24, 11:36 PM CDT | Special Weather Statement | EAX | Daviess, Harrison, Livingston, Worth | 39 min |
| May 24, 11:53 PM CDT | Special Weather Statement | EAX | Carroll, Pettis, Saline | 52 min |
| May 25, 12:12 AM CDT | Severe Thunderstorm Warning | EAX | Carroll, Chariton, Lafayette, Pettis, Saline | 33 min |
| May 25, 12:22 AM CDT | Special Weather Statement | EAX | Grundy, Linn, Livingston, Mercer | 38 min |
| May 25, 12:50 AM CDT | Special Weather Statement | EAX | Chariton, Cooper, Howard, Randolph | 40 min |
| May 25, 1:20 AM CDT | Special Weather Statement | EAX | Putnam, Sullivan | 40 min |
| May 25, 1:38 AM CDT | Special Weather Statement | EAX | Adair, Macon, Randolph, Schuyler | 52 min |
| May 25, 2:14 AM CDT | Areal Flood Advisory | EAX | Daviess, Gentry, Grundy, Harrison, Mercer, Putnam and 2 more | 5 hr |
| May 25, 2:22 AM CDT | River Flood Warning | EAX | Andrew, Nodaway | 18 hr |
| May 25, 2:25 AM CDT | River Flood Warning | EAX | Ray | 50 hr |
| May 25, 2:26 AM CDT | River Flood Warning | EAX | Carroll | 59 hr |
| May 25, 2:43 AM CDT | Special Weather Statement | EAX | Jackson | 32 min |
| May 25, 3:44 AM CDT | Special Weather Statement | EAX | Cass, Jackson | 31 min |
| May 25, 3:57 AM CDT | Special Weather Statement | EAX | Henry | 33 min |
| May 25, 4:19 AM CDT | River Flood Warning | EAX | Clay, Ray | 5 hr |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Cooper, Saline | 4 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Chariton, Macon | 29 hr |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Linn, Livingston | 3 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Carroll, Chariton, Linn, Livingston | 4 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Carroll, Chariton | 5 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Clay, Jackson, Ray | 107 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Buchanan | 64 hr |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Platte | 4 days |
| May 25, 5:15 AM CDT | River Flood Warning | EAX | Platte | 5 days |
| May 25, 5:19 AM CDT | River Flood Warning | EAX | Chariton, Howard, Saline | 102 days |
| May 25, 5:19 AM CDT | River Flood Warning | EAX | Cooper, Howard | 104 days |
| May 25, 8:02 AM CDT | River Flood Warning | EAX | Johnson, Pettis | 36 hr |
| May 25, 8:43 AM CDT | River Flood Warning | EAX | Cooper | 43 hr |
| May 25, 11:11 AM CDT | Severe Thunderstorm Warning | EAX | Henry, Johnson, Pettis | 34 min |
| May 25, 11:15 AM CDT | Tornado Warning | EAX | Cass, Jackson | 30 min |
| May 25, 11:19 AM CDT | Tornado Warning | EAX | Henry, Johnson, Pettis | 26 min |
| May 25, 11:40 AM CDT | River Flood Warning | EAX | Howard | 10 hr |
| May 25, 11:40 AM CDT | Tornado Warning | EAX | Cass, Jackson, Johnson, Lafayette | 35 min |
| May 25, 11:43 AM CDT | Severe Thunderstorm Warning | EAX | Henry, Johnson, Pettis | 47 min |
| May 25, 11:45 AM CDT | Tornado Warning | EAX | Clay, Jackson | 30 min |
| May 25, 11:51 AM CDT | Tornado Warning | EAX | Pettis | 39 min |
| May 25, 12:10 PM CDT | Tornado Warning | EAX | Jackson, Johnson, Lafayette | 35 min |
| May 25, 12:12 PM CDT | Tornado Warning | EAX | Clay, Clinton, Jackson, Ray | 33 min |
| May 25, 12:15 PM CDT | Severe Thunderstorm Warning | EAX | Cooper, Pettis | 45 min |
| May 25, 12:15 PM CDT | Tornado Warning | EAX | Clay, Clinton, Platte | 30 min |
| May 25, 12:25 PM CDT | Tornado Warning | EAX | Cooper, Pettis, Saline | 35 min |
| May 25, 12:29 PM CDT | Tornado Warning | EAX | Johnson, Lafayette | 31 min |
| May 25, 12:37 PM CDT | Tornado Warning | EAX | Jackson, Lafayette, Ray | 23 min |
| May 25, 12:41 PM CDT | Tornado Warning | EAX | Clay, Clinton | 34 min |
| May 25, 12:49 PM CDT | Severe Thunderstorm Warning | EAX | Cooper | 41 min |
| May 25, 12:51 PM CDT | Tornado Warning | EAX | Cooper, Howard, Pettis | 26 min |
| May 25, 12:53 PM CDT | Tornado Warning | EAX | Lafayette | 37 min |
| May 25, 12:58 PM CDT | Tornado Warning | EAX | Ray | 32 min |
| May 25, 1:06 PM CDT | Tornado Warning | EAX | Lafayette | 24 min |
| May 25, 1:07 PM CDT | Severe Thunderstorm Warning | EAX | Cooper, Howard | 38 min |
| May 25, 1:23 PM CDT | Tornado Warning | EAX | Caldwell, Ray | 28 min |
| May 25, 1:26 PM CDT | Tornado Warning | EAX | Lafayette, Ray | 34 min |
| May 25, 1:28 PM CDT | Tornado Warning | EAX | Carroll, Lafayette, Ray | 32 min |
| May 25, 1:30 PM CDT | Severe Thunderstorm Warning | EAX | Cooper, Howard, Randolph | 45 min |
| May 25, 1:38 PM CDT | Special Weather Statement | EAX | Holt | 52 min |
| May 25, 1:51 PM CDT | Special Weather Statement | EAX | Pettis | 24 min |
| May 25, 1:52 PM CDT | Tornado Warning | EAX | Carroll, Lafayette, Ray | 23 min |
| May 25, 2:00 PM CDT | Tornado Warning | EAX | Carroll | 30 min |
| May 25, 2:04 PM CDT | Severe Thunderstorm Warning | EAX | Randolph | 26 min |
Nearby
Tornado Warnings in Kansas, 2011Tornado Warnings in Missouri, 2011Every tornado warning in 2011Tornadoes 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.