Alert archive / Missouri / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 2, NWS Springfield, MO

January 23, 2002Howell County, Oregon County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Jan 23, 2002, 7:55 PM CST for Howell County, Oregon County, Missouri. It was in force for 50 min. 3 reports 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: Jan 23, 2002, 7:55 PM CST (01:55 UTC)
Expired: Jan 23, 2002, 8:45 PM CST
In force: 50 min
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

Counties Howell County, MO, Oregon County, MO

The radar

The Springfield radar (KSGF), 177 km from the middle of the area, began a volume at 01:58 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
Jan 23, 7:55 PM CST	Thunderstorm Wind 52 E	Lanton, MO
Jan 23, 8:00 PM CST	Thunderstorm Wind 55 E	Koshkonong, MO
Jan 23, 8:22 PM CST	Hail 0.88	Alton, 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

Springfield, MO (KSGF), launched 00:00Z, 1.9 hours before the alert went out and 205 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: 701 m above ground
0-6 km bulk shear: 80 kt
0-1 km storm-relative helicity: -47 m²/s²
0-3 km storm-relative helicity: 343 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 
WUUS53 KSGF 240155
SVRSGF
MOC091-149-240245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
753 PM CST WED JAN 23 2002

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  OREGON COUNTY IN SOUTH CENTRAL MISSOURI
  SOUTHEASTERN HOWELL COUNTY IN SOUTH CENTRAL MISSOURI

* UNTIL 845 PM CST

* AT 748 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING HAIL TO THE SIZE OF
  NICKELS...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED 12 MILES SOUTH OF WEST PLAINS...AND MOVING NORTHEAST AT 50
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   THAYER BY 800 PM CST.
   ALTON BY 815 PM CST.

THE TOWNS OF LANTON...KOSHKONONG...BRANDSVILLE...ROVER AND
THOMASVILLE ARE ALSO IN THE PATH OF THIS STORM.

LAT...LON 3689 9167 3651 9192 3650 9112 3690 9114

BOOKBINDER

Nearby

Severe Thunderstorm Warnings in Missouri, 2002 Every severe thunderstorm warning in 2002

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.