Alert archive / Missouri / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 21, NWS Kansas City, MO

March 6, 2017Doniphan County, Kansas; 4 counties in Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Mar 6, 2017, 6:43 PM CST for Doniphan County, Kansas; 4 counties in 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: Mar 6, 2017, 6:43 PM CST (00:43 UTC)
Expired: Mar 6, 2017, 7:30 PM CST
In force: 47 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Doniphan County, KS, Andrew County, MO, Buchanan County, MO, DeKalb County, MO, Gentry County, MO

The radar

The Pleasant Hill radar (KEAX), 125 km from the middle of the area, began a volume at 00:45 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
Mar 6, 2:27 PM CST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 00:00Z, 0.7 hours before the alert went out and 129 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: 707 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 1970 m above ground
0-6 km bulk shear: 64 kt
0-1 km storm-relative helicity: 333 m²/s²
0-3 km storm-relative helicity: 349 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 9.4

Open this sounding in Storm Lab

The text

As transmitted.

770 
WUUS53 KEAX 070043
SVREAX
KSC043-MOC003-021-063-075-070130-
/O.NEW.KEAX.SV.W.0021.170307T0043Z-170307T0130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
643 PM CST MON MAR 6 2017

The National Weather Service in Pleasant Hill has issued a

* Severe Thunderstorm Warning for...
  Southeastern Doniphan County in northeastern Kansas...
  Buchanan County in northwestern Missouri...
  Southwestern Gentry County in northwestern Missouri...
  Eastern Andrew County in northwestern Missouri...
  Northwestern DeKalb County in northwestern Missouri...

* Until 730 PM CST

* At 642 PM CST, a severe thunderstorm was located near Rushville, or
  near Wathena, moving northeast at 50 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...
  St. Joseph, Savannah, Wathena, Elwood, Country Club Villa, Country
  Club, King City, Agency, Union Star, Amazonia, Clarksdale,
  Doniphan, Easton, De Kalb, Cosby, Amity, St. Joseph Airport and
  Helena.

This includes the following highways...
 Interstate 29 between mile markers 38 and 58.
 Interstate 229 between mile markers 0 and 14.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.

For your protection move to an interior room on the lowest floor of a
building.

&&

A tornado watch remains in effect until 1000 PM CST for northeastern
Kansas...and northwestern and west central Missouri.

LAT...LON 3993 9435 3953 9493 3966 9511 4013 9465
      4013 9464
TIME...MOT...LOC 0042Z 222DEG 42KT 3966 9496 

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

32

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 6, 6:53 PM CST	Severe Thunderstorm Warning	EAX	Leavenworth	37 min
Mar 6, 6:59 PM CST	Tornado Warning	EAX	Leavenworth	31 min
Mar 6, 7:06 PM CST	Severe Thunderstorm Warning	EAX	Atchison, Doniphan, Leavenworth	39 min
Mar 6, 7:12 PM CST	Severe Thunderstorm Warning	EAX	Johnson, Leavenworth, Wyandotte	33 min
Mar 6, 7:27 PM CST	Severe Thunderstorm Warning	EAX	Johnson, Leavenworth, Wyandotte	48 min
Mar 6, 7:36 PM CST	Severe Thunderstorm Warning	EAX	Johnson, Miami	54 min
Mar 6, 7:55 PM CST	Severe Thunderstorm Warning	EAX	Johnson, Linn, Miami	35 min
Mar 6, 8:18 PM CST	Severe Thunderstorm Warning	EAX	Linn, Miami	27 min
Mar 6, 8:25 PM CST	Flash Flood Warning	EAX	Johnson, Leavenworth, Wyandotte	3 hr
Mar 6, 8:25 PM CST	Severe Thunderstorm Warning	EAX	Linn, Miami	35 min
Mar 7, 11:07 AM CST	Wind Advisory	EAX	Atchison, Doniphan, Johnson, Leavenworth, Linn, Miami and 1 more	5 hr
Mar 7, 3:44 PM CST	Fire Weather Watch	EAX	Atchison, Doniphan, Johnson, Leavenworth, Linn, Miami and 1 more	10 hr
Mar 6, 6:12 PM CST	Tornado Warning	EAX	Andrew, Holt, Nodaway	33 min
Mar 6, 6:22 PM CST	Tornado Warning	EAX	Holt, Nodaway	23 min
Mar 6, 6:39 PM CST	Special Weather Statement	EAX	Buchanan	36 min
Mar 6, 6:52 PM CST	Severe Thunderstorm Warning	EAX	Gentry, Harrison, Mercer, Nodaway, Worth	38 min
Mar 6, 7:03 PM CST	Tornado Warning	EAX	Andrew, Buchanan, DeKalb, Gentry	27 min
Mar 6, 7:18 PM CST	Tornado Warning	EAX	Buchanan, Clay, Platte	14 min
Mar 6, 7:26 PM CST	Severe Thunderstorm Warning	EAX	Buchanan, Caldwell, Clay, Clinton, DeKalb, Platte	34 min
Mar 6, 7:27 PM CST	Tornado Warning	EAX	Harrison, Mercer	33 min
Mar 6, 7:29 PM CST	Tornado Warning Tornado observed	EAX	Clay, Clinton, Platte	31 min
Mar 6, 7:33 PM CST	Tornado Warning	EAX	Daviess, DeKalb, Harrison	27 min
Mar 6, 7:48 PM CST	Tornado Warning	EAX	Mercer, Putnam	27 min
Mar 6, 7:50 PM CST	Tornado Warning	EAX	Caldwell, Clinton, Daviess	25 min
Mar 6, 7:59 PM CST	Tornado Warning	EAX	Cass, Jackson, Johnson, Lafayette	31 min
Mar 6, 8:06 PM CST	Severe Thunderstorm Warning	EAX	Caldwell, Carroll, Clay, Daviess, Grundy, Jackson and 7 more	24 min
Mar 6, 8:11 PM CST	Tornado Warning	EAX	Caldwell, Daviess, Livingston	23 min
Mar 6, 8:15 PM CST	Severe Thunderstorm Warning	EAX	Carroll, Cass, Henry, Jackson, Johnson, Lafayette and 1 more	45 min
Mar 6, 8:19 PM CST	Tornado Warning	EAX	Jackson, Johnson, Lafayette	26 min
Mar 6, 8:32 PM CST	Severe Thunderstorm Warning	EAX	Adair, Carroll, Chariton, Grundy, Lafayette, Linn and 7 more	28 min
Mar 6, 8:33 PM CST	Tornado Warning	EAX	Carroll, Chariton, Saline	27 min
Mar 6, 8:55 PM CST	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Cooper, Howard, Johnson, Lafayette and 6 more	35 min
Mar 6, 8:57 PM CST	Special Weather Statement	EAX	Adair, Linn, Macon, Schuyler	33 min
Mar 6, 8:58 PM CST	Tornado Warning	EAX	Bates, Henry	32 min
Mar 6, 8:59 PM CST	Special Weather Statement	EAX	Bates, Henry, Johnson	46 min
Mar 6, 9:01 PM CST	Severe Thunderstorm Warning	EAX	Bates, Henry, Johnson, Pettis	29 min
Mar 6, 9:04 PM CST	Severe Thunderstorm Warning	EAX	Adair, Linn, Macon, Putnam, Schuyler, Sullivan	41 min
Mar 6, 9:10 PM CST	Tornado Warning	EAX	Chariton, Linn, Macon	35 min
Mar 6, 9:23 PM CST	Tornado Warning	EAX	Cooper, Pettis, Saline	37 min
Mar 6, 9:28 PM CST	Severe Thunderstorm Warning	EAX	Chariton, Cooper, Howard, Macon, Pettis, Randolph and 1 more	47 min
Mar 6, 9:40 PM CST	Tornado Warning Tornado observed	EAX	Macon	9 min
Mar 6, 9:56 PM CST	Tornado Warning	EAX	Cooper, Howard	11 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2017 Severe Thunderstorm Warnings in Kansas, 2017 Every severe thunderstorm warning in 2017

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.