Alert archive / Missouri / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 39, NWS Kansas City, MO

March 9, 2017Bates County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at Mar 9, 2017, 11:33 AM CST for Bates County, Missouri. It was in force for 27 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 9, 2017, 11:33 AM CST (17:33 UTC)
Expired: Mar 9, 2017, 12:00 PM CST
In force: 27 min
Issued by: NWS Kansas City, MO
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Bates County, MO

The radar

The Pleasant Hill radar (KEAX), 58 km from the middle of the area, began a volume at 17:33 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.

What was reported inside it

Time	Report	Where	Remark
Mar 9, 11:38 AM CST	HAIL 0.75	Amoret, MO

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 9, 11:10 AM CST	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Topeka, KS (KFOE), launched 12:00Z, 5.6 hours before the alert went out and 130 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: 3033 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: 167 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

160 
WUUS53 KEAX 091733
SVREAX
MOC013-091800-
/O.NEW.KEAX.SV.W.0039.170309T1733Z-170309T1800Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Kansas City/Pleasant Hill MO
1133 AM CST THU MAR 9 2017

The National Weather Service in Pleasant Hill has issued a

* Severe Thunderstorm Warning for...
  Northwestern Bates County in west central Missouri...

* Until noon CST

* At 1133 AM CST, a severe thunderstorm was located 7 miles southeast
  of Linn Valley, or 10 miles east of La Cygne, moving east at 40
  mph.

  HAZARD...Quarter size hail. 

  SOURCE...Radar indicated. 

  IMPACT...Damage to vehicles is expected. 

* Locations impacted include...
  Butler, Adrian, Amsterdam, Amoret, Passaic and Worland. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3817 9461 3838 9461 3846 9427 3845 9425
      3820 9425
TIME...MOT...LOC 1733Z 251DEG 35KT 3833 9458 

HAIL...1.00IN
WIND...<50MPH
 
$$

Blair

1 follow-up statement

920 
WWUS53 KEAX 091755
SVSEAX

Severe Weather Statement
National Weather Service Kansas City/Pleasant Hill MO
1155 AM CST THU MAR 9 2017

MOC013-091804-
/O.EXP.KEAX.SV.W.0039.000000T0000Z-170309T1800Z/
Bates MO-
1155 AM CST THU MAR 9 2017

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BATES COUNTY WILL
EXPIRE AT NOON CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

A severe thunderstorm watch remains in effect until 700 PM CST for
west central Missouri.

LAT...LON 3817 9461 3838 9461 3846 9427 3845 9425
      3820 9425
TIME...MOT...LOC 1754Z 251DEG 35KT 3839 9436 

$$

Blair

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 9, 12:33 PM CST	Special Weather Statement	EAX	Bates	42 min
Mar 9, 12:47 PM CST	Severe Thunderstorm Warning	EAX	Bates, Henry	43 min
Mar 9, 1:03 PM CST	Severe Thunderstorm Warning	EAX	Cass	42 min
Mar 9, 1:26 PM CST	Severe Thunderstorm Warning	EAX	Henry	38 min
Mar 9, 1:45 PM CST	Special Weather Statement	EAX	Henry	45 min
Mar 9, 2:28 PM CST	Special Weather Statement	EAX	Henry	32 min
Mar 9, 2:58 PM CST	Severe Thunderstorm Warning	EAX	Henry	32 min
Mar 9, 4:11 PM CST	Special Weather Statement	EAX	Henry	19 min

Nearby

Severe Thunderstorm Warnings in Missouri, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.