Alert archive / Missouri / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 21, NWS Kansas City, MO

April 5, 2010Wyandotte County, Kansas; Clay County, Platte County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Apr 5, 2010, 6:47 AM CDT for Wyandotte County, Kansas; Clay County, Platte County, Missouri. It was in force for 28 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 5, 2010, 6:47 AM CDT (11:47 UTC)
Expired: Apr 5, 2010, 7:15 AM CDT
In force: 28 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.5 in
Wind: 50.0 mph

Counties Wyandotte County, KS, Clay County, MO, Platte County, MO

The radar

The Pleasant Hill radar (KEAX), 50 km from the middle of the area, began a volume at 11:49 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

Topeka, KS (KTOP), launched 00:00Z, 11.8 hours before the alert went out and 90 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: 2644 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: 137 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.

739 
WUUS53 KEAX 051147
SVREAX
KSC209-MOC047-165-051215-
/O.NEW.KEAX.SV.W.0021.100405T1147Z-100405T1215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
647 AM CDT MON APR 5 2010

THE NATIONAL WEATHER SERVICE IN PLEASANT HILL HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WYANDOTTE COUNTY IN NORTHEAST KANSAS...
  SOUTHWESTERN CLAY COUNTY IN WEST CENTRAL MISSOURI...
  SOUTHEASTERN PLATTE COUNTY IN WEST CENTRAL MISSOURI...

* UNTIL 715 AM CDT

* AT 645 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING WALNUT SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR EDWARDSVILLE...AND MOVING NORTHEAST AT 45
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  KANSAS CITY KANSAS...PARKVILLE...RIVERSIDE...GLADSTONE...
  CLAYCOMO...KANSAS CITY DOWNTOWN...PLATTE WOODS...HOUSTON LAKE...
  LAKE WAUKOMIS...NORTHMOOR...AVONDALE...OAKVIEW...PLEASANT VALLEY...
  POMEROY...BEVERLY HILLS...OAKS...OAKWOOD AND OAKWOOD PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3932 9452 3918 9443 3915 9451 3915 9452
      3914 9454 3904 9482 3905 9484 3915 9487
TIME...MOT...LOC 1148Z 240DEG 39KT 3913 9477
WIND...HAIL <50MPH 1.50IN

$$

BOOKBINDER

3 follow-up statements

037 
WWUS53 KEAX 051157
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
657 AM CDT MON APR 5 2010

KSC209-MOC047-165-051215-
/O.CON.KEAX.SV.W.0021.000000T0000Z-100405T1215Z/
WYANDOTTE KS-CLAY MO-PLATTE MO-
657 AM CDT MON APR 5 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
PLATTE...SOUTHWESTERN CLAY AND NORTHEASTERN WYANDOTTE COUNTIES UNTIL
715 AM CDT...

AT 654 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS 
STORM WAS LOCATED NEAR PARKVILLE...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  RIVERSIDE...GLADSTONE...CLAYCOMO...PLATTE WOODS...LAKE 
  WAUKOMIS...NORTHMOOR...AND PLEASANT VALLEY.

THIS STORM WILL CROSS INTERSTATE 29 NEAR RIVERSIDE JUST NORTH OF THE 
DOWNTOWN LOOP IN THE NEXT 15 MINUTES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3932 9452 3920 9444 3916 9454 3908 9478
      3915 9482
TIME...MOT...LOC 1156Z 240DEG 39KT 3917 9467
WIND...HAIL <50MPH 1.00IN

$$

BOOKBINDER

044 
WWUS53 KEAX 051207
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
707 AM CDT MON APR 5 2010

KSC209-MOC165-051217-
/O.CAN.KEAX.SV.W.0021.000000T0000Z-100405T1215Z/
WYANDOTTE KS-PLATTE MO-
707 AM CDT MON APR 5 2010

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN PLATTE AND
NORTHEASTERN WYANDOTTE COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED EAST OF THE WARNED 
AREA. ADDITIONAL STRONG TO SEVERE THUNDERSTORM DEVELOPMENT IS 
POSSIBLE. 

LAT...LON 3926 9461 3930 9451 3920 9444 3916 9454
      3915 9459 3920 9462 3922 9461
TIME...MOT...LOC 1207Z 240DEG 39KT 3923 9453

$$

MOC047-051215-
/O.CON.KEAX.SV.W.0021.000000T0000Z-100405T1215Z/
CLAY MO-
707 AM CDT MON APR 5 2010

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
CLAY COUNTY UNTIL 715 AM CDT...

AT 703 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR OAKVIEW...OR NEAR GLADSTONE...MOVING NORTHEAST
AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  CLAYCOMO AND PLEASANT VALLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3926 9461 3930 9451 3920 9444 3916 9454
      3915 9459 3920 9462 3922 9461
TIME...MOT...LOC 1207Z 240DEG 39KT 3923 9453
WIND...HAIL <50MPH 1.00IN

$$

BOOKBINDER

676 
WWUS53 KEAX 051217
SVSEAX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE KANSAS CITY/PLEASANT HILL MO
717 AM CDT MON APR 5 2010

MOC047-051226-
/O.EXP.KEAX.SV.W.0021.000000T0000Z-100405T1215Z/
CLAY MO-
717 AM CDT MON APR 5 2010

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN CLAY COUNTY HAS
EXPIRED...

THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY...HOWEVER SMALL HAIL UP TO PENNY SIZE...AND HEAVY RAIN ARE 
STILL EXPECTED WITH THESE THUNDERSTORMS AS THEY PASS NEAR GLADSTONE 
AND LIBERTY.

LAT...LON 3926 9461 3930 9451 3920 9444 3916 9454
      3915 9459 3920 9462 3922 9461
TIME...MOT...LOC 1207Z 240DEG 39KT 3923 9453

$$

BOOKBINDER

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 5, 6:37 AM CDT	Severe Thunderstorm Warning	EAX	Johnson, Wyandotte	38 min
Apr 5, 6:41 AM CDT	Special Weather Statement	EAX	Wyandotte	34 min
Apr 5, 7:16 AM CDT	Special Weather Statement	EAX	Wyandotte	29 min
Apr 5, 7:27 AM CDT	Severe Thunderstorm Warning	EAX	Johnson	33 min
Apr 5, 7:47 AM CDT	Special Weather Statement	EAX	Wyandotte	28 min
Apr 4, 7:00 PM CDT	Severe Thunderstorm Warning	EAX	Chariton, Howard, Randolph	30 min
Apr 4, 7:03 PM CDT	Tornado Warning	EAX	Randolph	27 min
Apr 4, 7:27 PM CDT	Severe Thunderstorm Warning	EAX	Randolph	15 min
Apr 4, 7:49 PM CDT	Special Weather Statement	EAX	Howard, Saline	26 min
Apr 4, 8:06 PM CDT	Severe Thunderstorm Warning	EAX	Howard, Randolph	24 min
Apr 4, 8:15 PM CDT	Special Weather Statement	EAX	Bates	30 min
Apr 4, 8:25 PM CDT	Special Weather Statement	EAX	Cooper, Howard	35 min
Apr 4, 8:38 PM CDT	Severe Thunderstorm Warning	EAX	Cooper, Howard	20 min
Apr 4, 9:05 PM CDT	Severe Thunderstorm Warning	EAX	Cooper	25 min
Apr 5, 7:49 AM CDT	Special Weather Statement	EAX	Jackson	26 min
Apr 5, 8:15 AM CDT	Special Weather Statement	EAX	Lafayette	30 min
Apr 5, 9:42 AM CDT	Special Weather Statement	EAX	Saline	33 min
Apr 5, 11:12 AM CDT	Special Weather Statement	EAX	Holt	33 min
Apr 5, 11:19 AM CDT	Special Weather Statement	EAX	Atchison	26 min
Apr 5, 11:37 AM CDT	Special Weather Statement	EAX	Atchison	23 min
Apr 5, 11:45 AM CDT	Severe Thunderstorm Warning	EAX	Atchison, Nodaway	30 min
Apr 5, 12:16 PM CDT	Special Weather Statement	EAX	Nodaway	29 min
Apr 5, 12:29 PM CDT	Special Weather Statement	EAX	Nodaway	31 min
Apr 5, 12:32 PM CDT	Severe Thunderstorm Warning	EAX	Holt, Nodaway	43 min
Apr 5, 1:00 PM CDT	Special Weather Statement	EAX	Worth	30 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2010 Severe Thunderstorm Warnings in Kansas, 2010 Every severe thunderstorm warning in 2010

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.