Alert archive / Missouri / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 218, NWS Kansas City, MO

September 9, 20145 counties in Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Sep 9, 2014, 9:30 PM CDT for 5 counties in Missouri. It was in force for 45 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: Sep 9, 2014, 9:30 PM CDT (02:30 UTC)
Expired: Sep 9, 2014, 10:15 PM CDT
In force: 45 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Adair County, MO, Grundy County, MO, Linn County, MO, Macon County, MO, Sullivan County, MO

The radar

The Pleasant Hill radar (KEAX), 176 km from the middle of the area, began a volume at 02:33 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Sep 9, 3:34 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 2.5 hours before the alert went out and 246 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: 1708 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 1605 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 155 m²/s²
0-3 km storm-relative helicity: 385 m²/s²
Significant tornado parameter: 1.0
Supercell composite: 19.0

Open this sounding in Storm Lab

The text

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

808 
WUUS53 KEAX 100230
SVREAX
MOC001-079-115-121-211-100315-
/O.NEW.KEAX.SV.W.0218.140910T0230Z-140910T0315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
930 PM CDT TUE SEP 9 2014

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN ADAIR COUNTY IN NORTHEAST MISSOURI...
  EASTERN GRUNDY COUNTY IN NORTH CENTRAL MISSOURI...
  NORTHERN LINN COUNTY IN NORTH CENTRAL MISSOURI...
  NORTHWESTERN MACON COUNTY IN NORTH CENTRAL MISSOURI...
  SULLIVAN COUNTY IN NORTH CENTRAL MISSOURI...

* UNTIL 1015 PM CDT

* AT 928 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 11 MILES NORTH OF MILAN TO MILAN TO 5 MILES
  SOUTHWEST OF GALT...AND MOVING EAST AT 25 MPH.

  HAZARD...60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  MILAN...GREEN CITY...BROWNING...REGER...POLLOCK...PURDIN...GREEN
  CASTLE...WINIGAN AND NEW BOSTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4033 9272 4017 9271 3986 9285 3993 9336
      3997 9336 3996 9357 3997 9361 4027 9341
      4027 9337 4033 9337 4038 9333 4038 9327
TIME...MOT...LOC 0231Z 271DEG 22KT 4035 9318 4019 9316
          4007 9342

HAIL...<.75IN
WIND...60MPH

$$

HAWBLITZEL

2 follow-up statements

618 
WWUS53 KEAX 100245
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
945 PM CDT TUE SEP 9 2014

MOC079-100255-
/O.CAN.KEAX.SV.W.0218.000000T0000Z-140910T0315Z/
GRUNDY MO-
945 PM CDT TUE SEP 9 2014

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN GRUNDY COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4033 9272 4017 9271 3994 9284 3998 9336
      4037 9320
TIME...MOT...LOC 0245Z 271DEG 22KT 4035 9307 4019 9305
          4007 9331

$$

MOC001-115-121-211-100315-
/O.CON.KEAX.SV.W.0218.000000T0000Z-140910T0315Z/
LINN MO-MACON MO-SULLIVAN MO-ADAIR MO-
945 PM CDT TUE SEP 9 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SULLIVAN...
NORTHWESTERN MACON AND NORTHERN LINN COUNTIES IN NORTH CENTRAL
MISSOURI...AND WESTERN ADAIR COUNTY IN NORTHEAST MISSOURI UNTIL 1015
PM CDT...

AT 943 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 9 MILES NORTHWEST OF GREEN CITY TO MILAN TO 5 MILES
SOUTHEAST OF GALT...AND MOVING EAST AT 25 MPH.

HAZARD...60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
GREEN CITY...BROWNING...GREEN CASTLE...WINIGAN AND NEW BOSTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4033 9272 4017 9271 3994 9284 3998 9336
      4037 9320
TIME...MOT...LOC 0245Z 271DEG 22KT 4035 9307 4019 9305
          4007 9331

HAIL...<.75IN
WIND...60MPH

$$

HAWBLITZEL

628 
WWUS53 KEAX 100306
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
1006 PM CDT TUE SEP 9 2014

MOC001-115-121-211-100316-
/O.EXP.KEAX.SV.W.0218.000000T0000Z-140910T0315Z/
LINN MO-MACON MO-SULLIVAN MO-ADAIR MO-
1006 PM CDT TUE SEP 9 2014

...THE SEVERE THUNDERSTORM WARNING FOR SULLIVAN...NORTHWESTERN MACON
AND NORTHERN LINN COUNTIES IN NORTH CENTRAL MISSOURI...AND WESTERN
ADAIR COUNTY IN NORTHEAST MISSOURI WILL EXPIRE AT 1015 PM CDT...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS WEAKENED BELOW
SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR
PROPERTY.

LAT...LON 4033 9272 4017 9271 3994 9284 3998 9336
      4037 9320
TIME...MOT...LOC 0306Z 271DEG 22KT 4035 9290 4019 9288
          4007 9314

$$

HAWBLITZEL

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 9, 7:05 PM CDT	Tornado Warning	EAX	Andrew, Holt, Nodaway	25 min
Sep 9, 7:15 PM CDT	Tornado Warning	EAX	Harrison	30 min
Sep 9, 7:29 PM CDT	Tornado Warning	EAX	Andrew, Holt, Nodaway	31 min
Sep 9, 7:35 PM CDT	Tornado Warning	EAX	Harrison, Mercer	25 min
Sep 9, 7:44 PM CDT	Flash Flood Warning	EAX	Holt, Nodaway	6 hr
Sep 9, 7:46 PM CDT	River Flood Warning	EAX	Atchison, Holt	59 hr
Sep 9, 7:47 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Holt, Nodaway	43 min
Sep 9, 7:54 PM CDT	River Flood Warning	EAX	Andrew, Holt, Nodaway	55 hr
Sep 9, 7:56 PM CDT	Severe Thunderstorm Warning	EAX	Harrison, Mercer	49 min
Sep 9, 8:26 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, Buchanan, DeKalb, Gentry	49 min
Sep 9, 9:10 PM CDT	Severe Thunderstorm Warning	EAX	Andrew, DeKalb	38 min
Sep 9, 9:14 PM CDT	Flash Flood Warning	EAX	Andrew	6 hr
Sep 9, 10:33 PM CDT	Areal Flood Advisory	EAX	Daviess, DeKalb, Gentry, Grundy, Harrison, Linn and 2 more	6 hr
Sep 9, 10:36 PM CDT	River Flood Warning	EAX	Andrew, Nodaway	56 hr
Sep 9, 10:36 PM CDT	River Flood Warning	EAX	Andrew, Buchanan	67 hr
Sep 9, 10:47 PM CDT	Flash Flood Warning	EAX	Grundy, Linn, Livingston, Sullivan	6 hr
Sep 9, 11:39 PM CDT	Areal Flood Warning	EAX	Andrew, Atchison, Holt, Nodaway	19 hr
Sep 9, 11:42 PM CDT	Flash Flood Warning	EAX	Adair, Macon	5 hr
Sep 10, 12:11 AM CDT	Flash Flood Warning	EAX	Daviess, DeKalb, Gentry, Harrison	8 hr
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Daviess, Gentry	3 days
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Daviess, Livingston	4 days
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Linn, Livingston	5 days
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Linn, Livingston	7 days
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Carroll, Chariton	9 days
Sep 10, 1:45 AM CDT	River Flood Warning	EAX	Grundy, Livingston	48 hr
Sep 10, 1:49 AM CDT	River Flood Warning	EAX	Buchanan	5 days
Sep 10, 2:47 AM CDT	River Flood Warning	EAX	Andrew, Buchanan	4 days
Sep 10, 4:27 AM CDT	Flash Flood Warning	EAX	Adair, Chariton, Grundy, Linn, Livingston, Macon and 1 more	6 hr
Sep 10, 5:01 AM CDT	River Flood Warning	EAX	Chariton, Macon	4 days
Sep 10, 6:34 AM CDT	Areal Flood Warning	EAX	Daviess, DeKalb, Gentry, Harrison, Nodaway, Worth	12 hr
Sep 10, 7:11 AM CDT	River Flood Warning	EAX	Adair, Macon, Putnam, Schuyler	35 hr
Sep 10, 9:12 AM CDT	River Flood Warning	EAX	Platte	5 days
Sep 10, 9:12 AM CDT	River Flood Warning	EAX	Platte	5 days
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Buchanan, Platte	51 hr
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Clay, Jackson, Ray	71 hr
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Jackson, Lafayette, Ray	4 days
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Carroll, Lafayette, Saline	4 days
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Carroll, Chariton, Saline	6 days
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Chariton, Howard, Saline	6 days
Sep 10, 9:31 AM CDT	River Flood Warning	EAX	Cooper, Howard	6 days
Sep 10, 10:32 AM CDT	Areal Flood Warning	EAX	Adair, Carroll, Chariton, Grundy, Linn, Livingston and 4 more	8 hr
Sep 10, 5:40 PM CDT	Areal Flood Warning	EAX	Adair, Andrew, Atchison, Caldwell, Chariton, Daviess and 15 more	24 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2014 Every severe thunderstorm warning in 2014

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.