Alert archive / Missouri / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 252, NWS Kansas City, MO

August 10, 2015Atchison County, Nodaway County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Aug 10, 2015, 2:29 AM CDT for Atchison County, Nodaway County, Missouri. It was in force for 46 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: Aug 10, 2015, 2:29 AM CDT (07:29 UTC)
Expired: Aug 10, 2015, 3:15 AM CDT
In force: 46 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Atchison County, MO, Nodaway County, MO

The radar

The Omaha radar (KOAX), 146 km from the middle of the area, began a volume at 07:29 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 nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 7.5 hours before the alert went out and 146 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: 1926 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 1109 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: -16 m²/s²
0-3 km storm-relative helicity: 40 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.

603 
WUUS53 KEAX 100729
SVREAX
MOC005-147-100815-
/O.NEW.KEAX.SV.W.0252.150810T0729Z-150810T0815Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
229 AM CDT MON AUG 10 2015

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN ATCHISON COUNTY IN NORTHWESTERN MISSOURI...
  NORTHWESTERN NODAWAY COUNTY IN NORTHWESTERN MISSOURI...

* UNTIL 315 AM CDT

* AT 227 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER COIN...OR 16
  MILES NORTHEAST OF TARKIO...MOVING SOUTHEAST AT 25 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...
  BURLINGTON JUNCTION...CLEARMONT...ELMO...WESTBORO AND QUITMAN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4057 9488 4056 9488 4038 9493 4038 9494
      4035 9522 4038 9524 4058 9535
TIME...MOT...LOC 0727Z 320DEG 20KT 4064 9520 

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

LEIGHTON

2 follow-up statements

236 
WWUS53 KEAX 100748
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
248 AM CDT MON AUG 10 2015

MOC005-100757-
/O.CAN.KEAX.SV.W.0252.000000T0000Z-150810T0815Z/
ATCHISON MO-
248 AM CDT MON AUG 10 2015

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ATCHISON COUNTY
IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4057 9488 4038 9493 4035 9518 4048 9518
      4048 9520 4057 9520 4058 9512
TIME...MOT...LOC 0747Z 326DEG 25KT 4052 9509 

$$

MOC147-100815-
/O.CON.KEAX.SV.W.0252.000000T0000Z-150810T0815Z/
NODAWAY MO-
248 AM CDT MON AUG 10 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM CDT
FOR NORTHWESTERN NODAWAY COUNTY...

AT 247 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BURLINGTON
JUNCTION...OR 15 MILES EAST OF TARKIO...MOVING SOUTHEAST AT 30 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...
BURLINGTON JUNCTION...CLEARMONT...ELMO AND QUITMAN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4057 9488 4038 9493 4035 9518 4048 9518
      4048 9520 4057 9520 4058 9512
TIME...MOT...LOC 0747Z 326DEG 25KT 4052 9509 

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

LEIGHTON

607 
WWUS53 KEAX 100804
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
304 AM CDT MON AUG 10 2015

MOC147-100815-
/O.CON.KEAX.SV.W.0252.000000T0000Z-150810T0815Z/
NODAWAY MO-
304 AM CDT MON AUG 10 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 AM CDT
FOR NORTHWESTERN NODAWAY COUNTY...

AT 303 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER BURLINGTON
JUNCTION...OR 10 MILES NORTHWEST OF MARYVILLE...MOVING SOUTHEAST AT
30 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...
BURLINGTON JUNCTION AND QUITMAN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4049 9496 4046 9491 4038 9493 4036 9510
      4045 9512
TIME...MOT...LOC 0803Z 328DEG 24KT 4044 9504 

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

LEIGHTON

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 9, 7:22 PM CDT	River Flood Warning	EAX	Linn, Livingston	25 hr
Aug 9, 8:35 PM CDT	River Flood Warning	EAX	Andrew, Buchanan	3 days
Aug 10, 2:21 AM CDT	Special Weather Statement	EAX	Nodaway	39 min
Aug 10, 3:06 AM CDT	Special Weather Statement	EAX	Nodaway	39 min
Aug 10, 3:16 AM CDT	Severe Thunderstorm Warning	EAX	Nodaway	32 min
Aug 10, 4:21 AM CDT	Special Weather Statement	EAX	Johnson	39 min
Aug 10, 4:28 AM CDT	Severe Thunderstorm Warning	EAX	Cass, Henry, Johnson	47 min
Aug 10, 5:12 AM CDT	Severe Thunderstorm Warning	EAX	Bates, Henry	48 min
Aug 10, 2:18 PM CDT	Special Weather Statement	EAX	Johnson	27 min
Aug 10, 2:22 PM CDT	Severe Thunderstorm Warning	EAX	Cass, Jackson, Johnson, Lafayette	23 min
Aug 10, 3:10 PM CDT	Special Weather Statement	EAX	Henry	35 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.