Alert archive / Missouri / Tornado Warnings in 2015

Tornado Warning 18, NWS Kansas City, MO

July 1, 2015Jackson County, Missouri

NWS Kansas City, MO issued this tornado warning at Jul 1, 2015, 6:32 PM CDT for Jackson County, Missouri. It was in force for 28 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: Jul 1, 2015, 6:32 PM CDT (23:32 UTC)
Expired: Jul 1, 2015, 7:00 PM CDT
In force: 28 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

County Jackson County, MO

The radar

The Pleasant Hill radar (KEAX), 24 km from the middle of the area, began a volume at 23:34 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
Jul 1, 6:33 PM CDT	FUNNEL CLOUD	Raytown, MO	TRAINED SPOTTER REPORTING ROTATION DIRECTLY OVER RAYTOWN 59TH AND WOODSON.
Jul 1, 6:33 PM CDT	TORNADO	Raytown, MO	TRAINED SPOTTER REPORTING ROTATION DIRECTLY OVER RAYTOWN 59TH AND WOODSON.
Jul 1, 6:55 PM CDT	TORNADO	Unity Village, MO	TORNADO CONFIRMED VIA BROADCAST MEDIA HELICOPTER FEED. DEBRIS AND TRANSFORMERS BLOWN.

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
Jul 1, 6:03 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 11.5 hours before the alert went out and 110 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 105 J/kg
Mixed-layer CIN: -377 J/kg
Mixed-layer LCL: 900 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 101 m²/s²
0-3 km storm-relative helicity: 358 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

222 
WFUS53 KEAX 012332
TOREAX
MOC095-020000-
/O.NEW.KEAX.TO.W.0018.150701T2332Z-150702T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
632 PM CDT WED JUL 1 2015

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL JACKSON COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 700 PM CDT

* AT 631 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR RAYTOWN...AND MOVING EAST AT 15 MPH.

  HAZARD...TORNADO AND GOLF BALL SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  BLUE SPRINGS...LAKE TAPAWINGO AND UNITY VILLAGE.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...

  I-70 BETWEEN MILE MARKERS 10 AND 21.
  I-470 BETWEEN MILE MARKERS 8 AND 16.

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 3908 9428 3898 9422 3890 9433 3896 9449
      3902 9450 3907 9444
TIME...MOT...LOC 2333Z 285DEG 12KT 3902 9444

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

BLAIR

2 follow-up statements

050 
WWUS53 KEAX 012338
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
638 PM CDT WED JUL 1 2015

MOC095-020000-
/O.CON.KEAX.TO.W.0018.000000T0000Z-150702T0000Z/
JACKSON MO-
638 PM CDT WED JUL 1 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL JACKSON COUNTY
UNTIL 700 PM CDT...

AT 636 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR RAYTOWN...AND MOVING SOUTHEAST AT 15 MPH.

HAZARD...TORNADO AND GOLF BALL SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

LOCATIONS IMPACTED INCLUDE...
BLUE SPRINGS...LAKE TAPAWINGO AND UNITY VILLAGE.

THIS WILL IMPACT THE FOLLOWING INTERSTATES...

  I-70 BETWEEN MILE MARKERS 11 AND 21.
  I-470 BETWEEN MILE MARKERS 7 AND 16.

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 3905 9445 3904 9425 3898 9422 3890 9433
      3896 9449
TIME...MOT...LOC 2339Z 308DEG 13KT 3899 9442

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

BLAIR

513 
WWUS53 KEAX 012348
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
648 PM CDT WED JUL 1 2015

MOC095-020000-
/O.CON.KEAX.TO.W.0018.000000T0000Z-150702T0000Z/
JACKSON MO-
648 PM CDT WED JUL 1 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL JACKSON COUNTY
UNTIL 700 PM CDT...

AT 646 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR LEE'S SUMMIT...AND MOVING SOUTHEAST AT 15 MPH.

HAZARD...TORNADO AND PING PONG BALL SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF CENTRAL JACKSON COUNTY.

THIS WILL IMPACT

 I-470 BETWEEN MILE MARKERS 7 AND 12.

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 3900 9441 3897 9424 3890 9433 3894 9445
TIME...MOT...LOC 2349Z 314DEG 13KT 3896 9439

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

BLAIR

The office that day

Everything else NWS Kansas City, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 1, 1:06 AM CDT	Special Weather Statement	EAX	Jackson, Lafayette	24 min
Jul 1, 1:24 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson, Johnson, Lafayette	51 min
Jul 1, 1:44 AM CDT	Special Weather Statement	EAX	Henry	31 min
Jul 1, 1:50 AM CDT	Severe Thunderstorm Warning	EAX	Henry	25 min
Jul 1, 1:55 AM CDT	Severe Thunderstorm Warning	EAX	Henry, Johnson, Pettis	50 min
Jul 1, 2:02 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Jackson, Johnson	43 min
Jul 1, 2:24 AM CDT	Flash Flood Warning	EAX	Henry, Johnson, Pettis	6 hr
Jul 1, 2:31 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry	29 min
Jul 1, 4:39 AM CDT	River Flood Warning	EAX	Johnson, Pettis	66 hr
Jul 1, 4:39 AM CDT	River Flood Warning	EAX	Cooper, Saline	6 days
Jul 1, 7:11 AM CDT	River Flood Warning	EAX	Jackson, Lafayette, Ray	38 hr
Jul 1, 8:41 AM CDT	Areal Flood Warning	EAX	Henry, Johnson, Pettis	6 hr
Jul 1, 9:04 AM CDT	River Flood Warning	EAX	Cass, Henry, Johnson	3 days
Jul 1, 9:04 AM CDT	River Flood Warning	EAX	Cooper	57 hr
Jul 1, 9:59 AM CDT	River Flood Warning	EAX	Cooper, Howard	4 days
Jul 1, 6:24 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	51 min
Jul 1, 6:46 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	44 min
Jul 1, 6:54 PM CDT	Tornado Warning Tornado observed	EAX	Jackson	36 min

Nearby

Tornado Warnings in Missouri, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.