Alert archive / Missouri / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 79, NWS Kansas City, MO

May 14, 1996Atchison County, Missouri

NWS Kansas City, MO issued this severe thunderstorm warning at May 14, 1996, 12:03 PM CDT for Atchison County, Missouri. It was in force for 42 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 14, 1996, 12:03 PM CDT (17:03 UTC)
Expired: May 14, 1996, 12:45 PM CDT
In force: 42 min
Issued by: NWS Kansas City, MO
Area: Whole counties

County Atchison County, MO

The radar

The Omaha radar (KOAX), 127 km from the middle of the area, began a volume at 17:03 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
May 14, 12:20 PM CDT	Hail 1.75	Tarkio, MO

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Omaha, NE (KOAX), launched 12:00Z, 5.1 hours before the alert went out and 127 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: 882 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: 297 m²/s²
0-3 km storm-relative helicity: 471 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMCI 141705 COR
SVRMCI
MOC005-141745-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
1203 PM CDT TUE MAY 14 1996

* SEVERE THUNDERSTORM WARNING FOR
  ATCHISON COUNTY - NORTHWEST MISSOURI

* UNTIL 1245 PM CDT
 
* SOME LOCATIONS AFFECTED
    TARKIO
    FAIRFAX
    WESTBORO
    ROCKPORT
    PHELPS CITY
    WATSON

* AT NOON RADAR INDICATED A SEVERE THUNDERSTORM BETWEEN TARKIO AND
  FAIRFAX...AND ON THE MISSOURI RIVER SOUTH OF LANGDON MOVING NORTHEAST
  AT 30 MPH 

* ONE STORM WILL BE NEAR ROCKPORT BY 1215 PM...AND THE OTHER NEAR TARKIO
  BY 1230 PM. THIS STORM WILL PRODUCE HAIL TO 1 INCH OR LARGER AND
  WINDS TO 60 MPH OR HIGHER.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL AND DAMAGING WINDS.  FOR YOUR
SAFETY...MOVE INDOORS AND STAY AWAY FROM WINDOWS.



MITCHELL

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Kansas City, MO wrote its last area forecast discussion before this severe thunderstorm warning went out at May 14, 2:55 AM CDT, 9 hours 8 minutes earlier.

Area forecast discussion, May 14, 2:55 AM CDT, 9 hours 8 minutes before

NORTHWEST MISSOURI FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PLEASANT HILL/KANSAS CITY MO
245 AM CDT TUE MAY 14 1996

FCST CHALLENGE TODAY WILL BE POPS AND TEMPS. WRMFNT CURRENTLY EXTDS FM
SRN TX PNHDL EWD INVOF RED RVR AND THRU CNTRL LA. TIMING OF FNT
CRITICAL FOR MAX TEMPS AS WELL AS PCPN CHCS. ETA/NGM BOTH SHOW MORE OF A
NW-SE ORIENTATION BY 00Z WED. THIS SEEMS RSNBL AS STG SLY LLVL JET
DVLPS ACRS THE PLAINS. EXPC WRMFNT TO BE CLOSE TO PROG FCST AND OVR ERN
KS BY THIS EVE. THIS BNDRY LIKELY TO BE FOCUS FOR TSTMS LTR THIS AFTN
AND EVE WITH INCRG WAA AND APCHG H7 VORT LOBE PROVIDING ADDNL LIFT.

LTST STLT IMAGERY CURRENTLY SHOWS ONE SHRTWV MOVG EWD INTO WRN SD/NEB
WITH ACTIVE MCS OVR SD AND ANOTHER SHRTWV MOVG INTO NM WITH SCT CNVTN
OVR THE SRN PLAINS. THIS LEAVES KS/MO IN BTN FOR THE TIME BEING. HWVR
GOOD NW-SE BACLIN ZONE SET UP ACRS KS SO SHUD SEE INCR IN SCT RW- THIS
MRNG WITH TSTMS HOLDING OFF TILL THIS AFTN/EVE. BEST UVV AND PVA MOVS
ACRS CWA THIS AFTN AND ERY EVE SO WILL STRUCTURE POPS ACCORDINGLY. WITH
PROXIMITY OF WRMFNT NR CWA AND AMS DSTBLZG CANT RULE OUT AN ISOLD SVR
STORM. CNSDRBL CLDNS TODAY AS CWA WILL BE ON COOL SIDE OF FNT SO WILL
NOT SEE MAX EFFECT OF WAA. GUID VALUES RSNBL. SHUD GET BREEZY BY THIS
AFTN WITH A MORE SLY COMPONENT TO WIND.

VERY WRM AIR MOVS INTO MO ON WED WITH WRM MID LVL TEMPS CAPPING AMS.

MCI  70/64  53

JULY

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 12:49 PM CDT	Severe Thunderstorm Warning	EAX	Atchison	26 min
May 14, 1:17 PM CDT	Severe Thunderstorm Warning	EAX	Atchison	43 min
May 14, 1:26 PM CDT	Flash Flood Warning	EAX	Nodaway	4 hr
May 14, 1:31 PM CDT	Flash Flood Warning	EAX	Andrew, Holt	6 hr
May 14, 1:33 PM CDT	Severe Thunderstorm Warning	EAX	Nodaway	57 min
May 14, 1:36 PM CDT	Flash Flood Warning	EAX	Gentry	4 hr
May 14, 1:45 PM CDT	Severe Thunderstorm Warning	EAX	Howard	60 min
May 14, 1:48 PM CDT	Flash Flood Warning	EAX	Howard	4 hr
May 14, 3:17 PM CDT	Severe Thunderstorm Warning	EAX	Grundy	58 min
May 14, 3:22 PM CDT	Flash Flood Warning	EAX	Cooper	2 hr
May 14, 3:53 PM CDT	Severe Thunderstorm Warning	EAX	Linn, Livingston	52 min
May 14, 5:02 PM CDT	Severe Thunderstorm Warning	EAX	Macon, Randolph	43 min

Nearby

Severe Thunderstorm Warnings in Missouri, 1996 Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.