Alert archive / Missouri / Tornado Warnings in 2008

Tornado Warning 42, NWS Kansas City, MO

July 27, 2008Putnam County, Missouri

NWS Kansas City, MO issued this tornado warning at Jul 27, 2008, 6:38 PM CDT for Putnam 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: Jul 27, 2008, 6:38 PM CDT (23:38 UTC)
Expired: Jul 27, 2008, 7:15 PM CDT
In force: 37 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon

County Putnam County, MO

The radar

The Des Moines radar (KDMX), 147 km from the middle of the area, began a volume at 23:38 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 27, 7:15 PM CDT	HAIL 4	Lemons, MO	REPORTED BY CONSERVATION AGENT

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 27, 5:27 PM CDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.6 hours before the alert went out and 257 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: 1405 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: -26 m²/s²
0-3 km storm-relative helicity: 155 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.

000 
WFUS53 KEAX 272341
TOREAX
MOC171-280015-
/O.NEW.KEAX.TO.W.0042.080727T2338Z-080728T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
638 PM CDT SUN JUL 27 2008

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN PUTNAM COUNTY IN NORTH CENTRAL MISSOURI

* UNTIL 715 PM CDT

* AT 634 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS 
  DANGEROUS STORM WAS LOCATED 10 MILES SOUTH OF CORYDON IOWA...OR 20 
  MILES NORTHWEST OF UNIONVILLE...AND MOVING SOUTH AT 35 MPH.

* THIS TORNADIC STORM WILL BE NEAR...
  POWERSVILLE AROUND 645 PM CDT.
  7 MILES SOUTHWEST OF UNIONVILLE BY 705 PM CDT.

IN ADDITION TO A TORNADO...LARGE HAIL UP TO PING PONG BALL SIZE IS 
ALSO LIKELY WITH THIS STORM OVER CENTRAL PUTNAM COUNTY...AS FAR EAST 
AS UNIONVILLE.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4038 9294 4038 9332 4057 9338 4058 9336
      4058 9304
TIME...MOT...LOC 2338Z 329DEG 31KT 4063 9328

$$

BOOKBINDER

2 follow-up statements

000 
WWUS53 KEAX 272352
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
651 PM CDT SUN JUL 27 2008

MOC171-280015-
/O.CON.KEAX.TO.W.0042.000000T0000Z-080728T0015Z/
PUTNAM MO-
651 PM CDT SUN JUL 27 2008

...A TORNADO WARNING REMAINS IN EFFECT FOR WESTERN PUTNAM COUNTY
UNTIL 715 PM CDT...

AT 647 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS 
STORM WAS CROSSING THE MISSOURI BORDER JUST EAST OF POWERSVILLE...OR 
13 MILES NORTHWEST OF UNIONVILLE...MOVING SOUTHEAST AT 35 MPH. 

THIS STORM PRODUCED GOLF BALL SIZE HAIL 5 MILES NORTH OF POWERSVILLE 
AROUND 644 PM CDT...AND HAIL UP TO GOLF BALL SIZE REMAINS LIKELY 
FROM POWERSVILLE TO LEMONS.

THIS DANGEROUS STORM AND A POSSIBLE TORNADO WILL BE NEAR...
  6 MILES SOUTHWEST OF UNIONVILLE BY 705 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE LEMONS.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT OR STORM
SHELTER. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF
NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4038 9294 4038 9332 4057 9338 4058 9336
      4058 9304
TIME...MOT...LOC 2351Z 329DEG 31KT 4054 9319

$$

BOOKBINDER

000 
WWUS53 KEAX 280004
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
704 PM CDT SUN JUL 27 2008

MOC171-280015-
/O.CON.KEAX.TO.W.0042.000000T0000Z-080728T0015Z/
PUTNAM MO-
704 PM CDT SUN JUL 27 2008

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL PUTNAM COUNTY
UNTIL 715 PM CDT...

AT 701 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO AND LARGE HAIL UP 
TO GOLF BALL SIZE.  THIS DANGEROUS STORM WAS LOCATED 10 MILES WEST 
OF UNIONVILLE...MOVING SOUTHEAST AT 35 MPH.

THIS DANGEROUS STORM WILL BE NEAR...
  8 MILES SOUTHWEST OF UNIONVILLE BY 710 PM CDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADO INCLUDE LEMONS.

TRAINED SPOTTERS REPORTED A POSSIBLE WALL CLOUD EAST OF POWERSVILLE 
AROUND 6 PM.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT OR STORM
SHELTER. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF
NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE
BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE
BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM
WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4049 9299 4047 9299 4045 9297 4044 9298
      4039 9294 4038 9296 4038 9327 4054 9328
      4055 9302
TIME...MOT...LOC 0004Z 329DEG 31KT 4046 9317

$$

BOOKBINDER

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 7:20 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	25 min
Jul 26, 7:43 PM CDT	Severe Thunderstorm Warning	EAX	Jackson	21 min
Jul 26, 9:10 PM CDT	River Flood Warning	EAX	Daviess, Gentry	37 hr
Jul 27, 6:49 AM CDT	River Flood Warning	EAX	Platte	45 hr
Jul 27, 6:49 AM CDT	River Flood Warning	EAX	Platte	50 hr
Jul 27, 3:23 PM CDT	Areal Flood Warning	EAX	Chariton, Daviess, Gentry, Harrison, Linn, Livingston and 2 more	24 hr
Jul 27, 3:52 PM CDT	Flash Flood Watch	EAX	Adair, Grundy, Linn, Macon, Mercer, Putnam and 2 more	18 hr
Jul 27, 3:55 PM CDT	Heat Advisory	EAX	Andrew, Atchison, Bates, Buchanan, Cass, Clay and 8 more	18 hr
Jul 27, 6:15 PM CDT	Severe Thunderstorm Warning	EAX	Putnam, Schuyler	45 min

Nearby

Tornado Warnings in Missouri, 2008 Every tornado warning in 2008 Tornadoes in 2008

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.