Alert archive / Missouri / Tornado Warnings in 2015

Tornado Warning 29, NWS St. Louis, MO

June 28, 2015Callaway County, Gasconade County, Montgomery County, Missouri

NWS St. Louis, MO issued this tornado warning at Jun 28, 2015, 5:53 PM CDT for Callaway County, Gasconade County, Montgomery County, Missouri. It was in force for 37 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: Jun 28, 2015, 5:53 PM CDT (22:53 UTC)
Expired: Jun 28, 2015, 6:30 PM CDT
In force: 37 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Callaway County, MO, Gasconade County, MO, Montgomery County, MO

The radar

The St Louis radar (KLSX), 87 km from the middle of the area, began a volume at 22:52 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
Jun 28, 6:13 PM CDT	TSTM WND GST 60	Gasconade, MO	ALSO NICKEL SIZE HAIL

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
Jun 28, 3:03 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 10.9 hours before the alert went out and 275 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1208 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 115 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

553 
WFUS53 KLSX 282253
TORLSX
MOC027-073-139-282330-
/O.NEW.KLSX.TO.W.0029.150628T2253Z-150628T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
553 PM CDT SUN JUN 28 2015

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL CALLAWAY COUNTY IN CENTRAL MISSOURI...
  NORTHERN GASCONADE COUNTY IN EAST CENTRAL MISSOURI...
  SOUTHERN MONTGOMERY COUNTY IN EAST CENTRAL MISSOURI...

* UNTIL 630 PM CDT

* AT 552 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR CHAMOIS...AND MOVING EAST AT 25 MPH.

  HAZARD...TORNADO AND QUARTER 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...
  MORRISON...AMERICUS...GASCONADE AND RHINELAND.

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 3883 9175 3877 9150 3862 9156 3865 9165
      3870 9164 3870 9166 3871 9173 3869 9175
      3871 9182
TIME...MOT...LOC 2254Z 288DEG 22KT 3873 9171

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KANOFSKY

2 follow-up statements

636 
WWUS53 KLSX 282304
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
604 PM CDT SUN JUN 28 2015

MOC027-073-139-282330-
/O.CON.KLSX.TO.W.0029.000000T0000Z-150628T2330Z/
CALLAWAY MO-GASCONADE MO-MONTGOMERY MO-
604 PM CDT SUN JUN 28 2015

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHERN MONTGOMERY...
NORTHERN GASCONADE AND EAST CENTRAL CALLAWAY COUNTIES UNTIL 630 PM
CDT...

AT 602 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 7 MILES EAST OF CHAMOIS...AND MOVING EAST AT 25 MPH.

HAZARD...TORNADO AND QUARTER 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...
MORRISON...AMERICUS...GASCONADE AND RHINELAND.

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 3869 9175 3881 9168 3877 9150 3862 9156
      3865 9164 3870 9164 3870 9166 3871 9173
TIME...MOT...LOC 2305Z 288DEG 22KT 3871 9163

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

KANOFSKY

132 
WWUS53 KLSX 282322 RRA
SVSLSX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ST LOUIS MO
622 PM CDT SUN JUN 28 2015

MOC027-073-139-282333-
/O.EXP.KLSX.TO.W.0029.000000T0000Z-150628T2330Z/
CALLAWAY MO-GASCONADE MO-MONTGOMERY MO-
622 PM CDT SUN JUN 28 2015

...THE TORNADO WARNING FOR SOUTHERN MONTGOMERY...NORTHERN GASCONADE
AND EAST CENTRAL CALLAWAY COUNTIES WILL EXPIRE AT 630 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A TORNADO 
WATCH REMAINS IN EFFECT UNTIL 10 PM.

LAT...LON 3869 9175 3881 9168 3877 9150 3862 9156
      3865 9164 3870 9164 3870 9166 3871 9173
TIME...MOT...LOC 2323Z 288DEG 22KT 3868 9150

$$

KANOFSKY

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 28, 4:04 PM CDT	Tornado Warning	LSX	Marion, Ralls	26 min
Jun 28, 4:22 PM CDT	Severe Thunderstorm Warning	LSX	Audrain, Boone, Callaway	38 min
Jun 28, 4:37 PM CDT	Tornado Warning	LSX	Pike, Ralls	23 min
Jun 28, 4:43 PM CDT	Severe Thunderstorm Warning	LSX	Monroe, Pike, Ralls	47 min
Jun 28, 4:51 PM CDT	Tornado Warning	LSX	Monroe, Pike, Ralls	24 min
Jun 28, 4:55 PM CDT	Tornado Warning	LSX	Audrain, Callaway, Montgomery	39 min
Jun 28, 4:56 PM CDT	Severe Thunderstorm Warning	LSX	Marion, Shelby	49 min
Jun 28, 5:01 PM CDT	Severe Thunderstorm Warning	LSX	Cole, Moniteau	20 min
Jun 28, 5:05 PM CDT	Severe Thunderstorm Warning	LSX	Pike, Ralls	40 min
Jun 28, 5:07 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Osage	38 min
Jun 28, 5:30 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Franklin, Gasconade, Montgomery, Warren	45 min
Jun 28, 5:32 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Gasconade, Montgomery, Osage	43 min
Jun 28, 5:45 PM CDT	Severe Thunderstorm Warning	LSX	Callaway, Gasconade, Osage	31 min
Jun 28, 5:48 PM CDT	Tornado Warning	LSX	Callaway	27 min
Jun 28, 6:06 PM CDT	Severe Thunderstorm Warning	LSX	Lincoln, Pike	39 min
Jun 28, 6:08 PM CDT	Tornado Warning	LSX	Callaway, Osage	13 min
Jun 28, 6:11 PM CDT	Tornado Warning	LSX	Gasconade, Montgomery	20 min
Jun 28, 6:14 PM CDT	Tornado Warning	LSX	Lincoln, Pike	31 min
Jun 28, 6:29 PM CDT	Tornado Warning Tornado observed	LSX	Lincoln, Pike	31 min
Jun 28, 6:45 PM CDT	Severe Thunderstorm Warning	LSX	Franklin	40 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.