Alert archive / Missouri / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 39, NWS Kansas City, MO

April 9, 2015Carroll County, Chariton County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 9, 2015, 1:58 PM CDT for Carroll County, Chariton County, Missouri. It was in force for 47 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: Apr 9, 2015, 1:58 PM CDT (18:58 UTC)
Expired: Apr 9, 2015, 2:45 PM CDT
In force: 47 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Carroll County, MO, Chariton County, MO

The radar

The Pleasant Hill radar (KEAX), 118 km from the middle of the area, began a volume at 18:59 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
Apr 9, 12:58 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 7.0 hours before the alert went out and 217 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: 166 J/kg
Mixed-layer CIN: -239 J/kg
Mixed-layer LCL: 1316 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 233 m²/s²
0-3 km storm-relative helicity: 528 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

118 
WUUS53 KEAX 091858
SVREAX
MOC033-041-091945-
/O.NEW.KEAX.SV.W.0039.150409T1858Z-150409T1945Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
158 PM CDT THU APR 9 2015

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CARROLL COUNTY IN NORTH CENTRAL MISSOURI...
  NORTHWESTERN CHARITON COUNTY IN NORTH CENTRAL MISSOURI...

* UNTIL 245 PM CDT

* AT 157 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR
  CARROLLTON...AND MOVING EAST AT 40 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
           ROOFS...SIDING AND TREES.

* LOCATIONS IMPACTED INCLUDE...
  BOSWORTH...BRUNSWICK...TRIPLETT...MENDON AND ROTHVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3945 9292 3940 9316 3941 9318 3940 9320
      3939 9320 3931 9357 3944 9360 3971 9312
      3971 9307
TIME...MOT...LOC 1858Z 250DEG 37KT 3937 9346

HAIL...1.00IN
WIND...60MPH

$$

WELSH

3 follow-up statements

655 
WWUS53 KEAX 091908
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
208 PM CDT THU APR 9 2015

MOC033-041-091945-
/O.CON.KEAX.SV.W.0039.000000T0000Z-150409T1945Z/
CARROLL MO-CHARITON MO-
208 PM CDT THU APR 9 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
CHARITON AND NORTHEASTERN CARROLL COUNTIES UNTIL 245 PM CDT...

AT 206 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES SOUTH OF
BOSWORTH...AND MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BOSWORTH...BRUNSWICK...TRIPLETT...MENDON AND ROTHVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3940 9316 3941 9318 3940 9320 3939 9320
      3938 9327 3935 9348 3952 9345 3962 9329
      3962 9326 3964 9325 3971 9313 3971 9307
      3945 9293
TIME...MOT...LOC 1908Z 250DEG 37KT 3940 9333

HAIL...1.00IN
WIND...60MPH

$$

WELSH

632 
WWUS53 KEAX 091915
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
215 PM CDT THU APR 9 2015

MOC033-041-091945-
/O.CON.KEAX.SV.W.0039.000000T0000Z-150409T1945Z/
CARROLL MO-CHARITON MO-
215 PM CDT THU APR 9 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
CHARITON AND NORTHEASTERN CARROLL COUNTIES UNTIL 245 PM CDT...

AT 214 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 6 MILES SOUTHEAST
OF BOSWORTH...AND MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
BRUNSWICK...TRIPLETT...MENDON AND ROTHVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3941 9313 3941 9318 3939 9326 3937 9340
      3957 9336 3962 9329 3962 9326 3964 9325
      3971 9314 3971 9307 3946 9295
TIME...MOT...LOC 1915Z 250DEG 37KT 3942 9324

HAIL...1.00IN
WIND...60MPH

$$

WELSH

600 
WWUS53 KEAX 091924
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
224 PM CDT THU APR 9 2015

MOC033-041-091945-
/O.CON.KEAX.SV.W.0039.000000T0000Z-150409T1945Z/
CARROLL MO-CHARITON MO-
224 PM CDT THU APR 9 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
CHARITON AND EAST CENTRAL CARROLL COUNTIES UNTIL 245 PM CDT...

AT 223 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BRUNSWICK...
AND MOVING EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
         ROOFS...SIDING AND TREES.

LOCATIONS IMPACTED INCLUDE...
MENDON AND ROTHVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3941 9313 3941 9318 3939 9326 3939 9332
      3958 9328 3963 9324 3971 9315 3971 9307
      3946 9295
TIME...MOT...LOC 1924Z 250DEG 37KT 3945 9313

HAIL...1.00IN
WIND...60MPH

$$

WELSH

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 9, 1:32 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Livingston	43 min
Apr 9, 2:32 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard, Pettis, Saline	43 min
Apr 9, 2:40 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Macon, Randolph	65 min
Apr 9, 2:50 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Putnam, Schuyler	40 min
Apr 9, 3:09 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard	36 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2015 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.