Alert archive / Missouri / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 19, NWS St. Louis, MO

March 26, 2000Lewis County, Missouri

NWS St. Louis, MO issued this severe thunderstorm warning at Mar 26, 2000, 3:39 PM CST for Lewis County, Missouri. It was in force for 51 min. 2 reports 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: Mar 26, 2000, 3:39 PM CST (21:39 UTC)
Expired: Mar 26, 2000, 4:30 PM CST
In force: 51 min
Issued by: NWS St. Louis, MO
Area: Whole counties

County Lewis County, MO

The radar

The St Louis radar (KLSX), 179 km from the middle of the area, began a volume at 21:39 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 26, 4:05 PM CST	Hail 1.75	Lewistown, MO	The Farm Service Agency reported golfball size hail fell in Lewistown.
Mar 26, 4:15 PM CST	Hail 0.75	Canton, MO	Storm spotters reported 3/4 inch hail.

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

Davenport, (KDVN), launched 12:00Z, 9.7 hours before the alert went out and 198 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: 2204 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 206 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.

000 
TTAA00 KSTL 262140
SVRSTL
MOC111-262230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
339 PM CST SUN MAR 26 2000

THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LEWIS COUNTY IN NORTHEASTERN MISSOURI

* UNTIL 430 PM CST

* AT 335 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 15 MILES SOUTHWEST OF MONTICELLO NEAR NEWARK.
..
  MOVING EAST AT 35 MPH.

* LOCATIONS THAT WILL BE AFFECTED...
  STEFFENVILLE
  EWING
  LEWISTOWN
  MONTICELLO

AT 335 PM ONE INCH DIAMETER HAIL WAS REPORTED AT NEWARK.

THIS STORM HAS A HISTORY OF DAMAGING HAIL. STAY INSIDE AND AWAY
FROM WINDOWS.



WDB


&

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 26, 2:10 PM CST	Severe Thunderstorm Warning	LSX	Cole	65 min
Mar 26, 2:14 PM CST	Severe Thunderstorm Warning	LSX	Boone, Callaway	46 min
Mar 26, 2:42 PM CST	Severe Thunderstorm Warning	LSX	Osage	48 min
Mar 26, 2:56 PM CST	Severe Thunderstorm Warning	LSX	Callaway, Montgomery	49 min
Mar 26, 3:21 PM CST	Severe Thunderstorm Warning	LSX	Osage	39 min
Mar 26, 3:45 PM CST	Severe Thunderstorm Warning	LSX	Shelby	65 min
Mar 26, 4:05 PM CST	Severe Thunderstorm Warning	LSX	Marion	55 min
Mar 26, 4:23 PM CST	Severe Thunderstorm Warning	LSX	Ralls	52 min
Mar 26, 4:32 PM CST	Severe Thunderstorm Warning	LSX	Audrain, Callaway	58 min
Mar 26, 4:55 PM CST	Severe Thunderstorm Warning	LSX	Monroe, Shelby	50 min
Mar 26, 5:11 PM CST	Severe Thunderstorm Warning	LSX	Ralls	49 min
Mar 26, 5:30 PM CST	Severe Thunderstorm Warning	LSX	Pike	60 min
Mar 26, 5:44 PM CST	Severe Thunderstorm Warning	LSX	Boone, Callaway	61 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2000 Every severe thunderstorm warning in 2000

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.