Alert archive / Missouri / Tornado Warnings in 2011
Tornado Warning 45, NWS Kansas City, MO
NWS Kansas City, MO issued this tornado warning at Jun 2, 2011, 2:55 PM CDT for Chariton County, Missouri. It was in force for 35 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
- Jun 2, 2011, 2:55 PM CDT (19:55 UTC)
- Expired
- Jun 2, 2011, 3:30 PM CDT
- In force
- 35 min
- Issued by
- NWS Kansas City, MO
- Area
- Storm-based polygon
County Chariton County, MO
The radar
The Pleasant Hill radar (KEAX), 155 km from the middle of the area, began a volume at 19:55 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 nearest sounding before it
Topeka, KS (KTOP), launched 12:00Z, 7.9 hours before the alert went out and 254 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
- 1477 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 786 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 195 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
430
WFUS53 KEAX 021955
TOREAX
MOC041-022030-
/O.NEW.KEAX.TO.W.0045.110602T1955Z-110602T2030Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
255 PM CDT THU JUN 2 2011
THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A
* TORNADO WARNING FOR...
NORTHEASTERN CHARITON COUNTY IN NORTH CENTRAL MISSOURI...
* UNTIL 330 PM CDT
* AT 250 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 7 MILES SOUTH OF MARCELINE...AND MOVING EAST AT
20 MPH. IN ADDITION TO A TORNADO...PING PONG BALL SIZE HAIL IS
EXPECTED WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
WIEN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING THAT
WAS IN EFFECT FOR THE SAME AREA.
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 3961 9270 3959 9269 3945 9278 3961 9301
3970 9295 3970 9292 3968 9269 3961 9269
TIME...MOT...LOC 1955Z 289DEG 15KT 3961 9289
HAIL 1.50IN
$$
DEROCHE3 follow-up statements
267
WWUS53 KEAX 022007
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
307 PM CDT THU JUN 2 2011
MOC041-022030-
/O.CON.KEAX.TO.W.0045.000000T0000Z-110602T2030Z/
CHARITON MO-
307 PM CDT THU JUN 2 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN CHARITON
COUNTY UNTIL 330 PM CDT...
AT 305 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 10 MILES SOUTHEAST OF MARCELINE...MOVING EAST AT 15
MPH. IN ADDITION TO A TORNADO...PING PONG BALL SIZE HAIL IS EXPECTED
WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
WIEN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 3961 9269 3961 9270 3960 9269 3958 9270
3945 9278 3958 9297 3969 9284 3968 9269
TIME...MOT...LOC 2007Z 289DEG 15KT 3959 9283
HAIL 1.50IN
$$
DEROCHE172
WWUS53 KEAX 022019
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
319 PM CDT THU JUN 2 2011
MOC041-022030-
/O.CON.KEAX.TO.W.0045.000000T0000Z-110602T2030Z/
CHARITON MO-
319 PM CDT THU JUN 2 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL CHARITON
COUNTY UNTIL 330 PM CDT...
AT 318 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED 11 MILES NORTH OF SALISBURY...MOVING EAST AT 15
MPH. IN ADDITION TO A TORNADO...PING PONG BALL SIZE HAIL IS EXPECTED
WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF EASTERN CHARITON COUNTY.
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 3961 9269 3961 9270 3960 9269 3959 9270
3947 9276 3947 9277 3958 9290 3967 9279
3968 9269
TIME...MOT...LOC 2019Z 289DEG 15KT 3957 9277
HAIL 1.50IN
$$
DEROCHE556
WWUS53 KEAX 022028
SVSEAX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
328 PM CDT THU JUN 2 2011
MOC041-022038-
/O.EXP.KEAX.TO.W.0045.000000T0000Z-110602T2030Z/
CHARITON MO-
328 PM CDT THU JUN 2 2011
...THE TORNADO WARNING FOR EAST CENTRAL CHARITON COUNTY WILL EXPIRE
AT 330 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
LAT...LON 3961 9269 3961 9270 3960 9269 3959 9270
3947 9276 3947 9277 3958 9290 3967 9279
3968 9269
TIME...MOT...LOC 2028Z 289DEG 15KT 3956 9272
$$
DEROCHEThe office that day
Everything else NWS Kansas City, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 8:39 PM CDT | Special Weather Statement | EAX | Buchanan | 51 min |
| Jun 2, 1:52 AM CDT | Special Weather Statement | EAX | Adair | 23 min |
| Jun 2, 3:41 AM CDT | Special Weather Statement | EAX | Adair | 34 min |
| Jun 2, 3:51 AM CDT | Special Weather Statement | EAX | Macon | 24 min |
| Jun 2, 4:15 AM CDT | Special Weather Statement | EAX | Adair, Schuyler | 30 min |
| Jun 2, 5:44 AM CDT | Areal Flood Advisory | EAX | Adair | 7 hr |
| Jun 2, 12:34 PM CDT | Areal Flood Warning | EAX | Adair, Macon | 12 hr |
| Jun 2, 2:40 PM CDT | Severe Thunderstorm Warning | EAX | Chariton, Linn, Macon | 35 min |
| Jun 2, 3:34 PM CDT | Special Weather Statement | EAX | Randolph | 26 min |
| Jun 2, 3:36 PM CDT | Special Weather Statement | EAX | Chariton | 24 min |
| Jun 2, 4:02 PM CDT | Special Weather Statement | EAX | Randolph | 28 min |
Nearby
Tornado 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.