Alert archive / Missouri / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 321, NWS Springfield, MO

December 18, 2002Christian County, Stone County, Taney County, Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Dec 18, 2002, 6:29 AM CST for Christian County, Stone County, Taney County, Missouri. It was in force for 46 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: Dec 18, 2002, 6:29 AM CST (12:29 UTC)
Expired: Dec 18, 2002, 7:15 AM CST
In force: 46 min
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

Counties Christian County, MO, Stone County, MO, Taney County, MO

The radar

The Springfield radar (KSGF), 56 km from the middle of the area, began a volume at 12:31 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
Dec 18, 6:32 AM CST	Hail 1.75	Kimberling City, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Dec 18, 3:30 AM CST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 0.5 hours before the alert went out and 46 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: 894 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 549 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 425 m²/s²
0-3 km storm-relative helicity: 449 m²/s²
Significant tornado parameter: 2.4
Supercell composite: 8.2

Open this sounding in Storm Lab

The text

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

842 
WUUS53 KSGF 181229
SVRSGF
MOC043-209-213-181315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
629 AM CST WED DEC 18 2002

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN TANEY COUNTY IN SOUTHWEST MISSOURI
  SOUTHERN STONE COUNTY IN SOUTHWEST MISSOURI
  EASTERN CHRISTIAN COUNTY IN SOUTHWEST MISSOURI

* UNTIL 715 AM CST

* AT 626 AM 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 NEAR KIMBERLING CITY...OR 12 MILES WEST OF BRANSON...AND
  MOVING NORTHEAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
   REEDS SPRING...BRANSON BY 635 AM CST.
   ROCKAWAY BEACH BY 640 AM CST.
   MERRIAM WOODS BY 645 AM CST.
   SPARTA...OZARK BY 700 AM CST.

THE TOWNS OF LAMPE...TABLE ROCK...SILVER DOLLAR CITY...WALNUT SHADE
AND CHESTNUTRIDGE ARE ALSO IN THE PATH OF THIS STORM.

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. IF A
TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A
STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

LAT...LON 3663 9357 3651 9340 3683 9293 3708 9316

$$

BROWNING

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 17, 8:43 PM CST	Tornado Warning	SGF	Newton	32 min
Dec 17, 8:47 PM CST	Severe Thunderstorm Warning	SGF	Lawrence	28 min
Dec 17, 9:14 PM CST	Tornado Warning	SGF	Lawrence	46 min
Dec 17, 9:29 PM CST	Severe Thunderstorm Warning	SGF	Greene	46 min
Dec 17, 9:44 PM CST	Severe Thunderstorm Warning	SGF	Polk	46 min
Dec 17, 9:44 PM CST	Tornado Warning	SGF	Greene	61 min
Dec 17, 9:47 PM CST	Severe Thunderstorm Warning	SGF	Dallas	43 min
Dec 17, 10:01 PM CST	Tornado Warning	SGF	McDonald	19 min
Dec 17, 10:13 PM CST	Tornado Warning	SGF	Newton	32 min
Dec 17, 10:14 PM CST	Severe Thunderstorm Warning	SGF	Laclede	31 min
Dec 17, 10:25 PM CST	Severe Thunderstorm Warning	SGF	Camden, Miller	65 min
Dec 17, 10:33 PM CST	Tornado Warning	SGF	Barry, Lawrence	27 min
Dec 17, 10:44 PM CST	Severe Thunderstorm Warning	SGF	Webster	46 min
Dec 17, 10:46 PM CST	Severe Thunderstorm Warning	SGF	Laclede	14 min
Dec 17, 10:59 PM CST	Tornado Warning	SGF	Lawrence	21 min
Dec 17, 11:04 PM CST	Severe Thunderstorm Warning	SGF	Pulaski	26 min
Dec 17, 11:06 PM CST	Severe Thunderstorm Warning	SGF	Vernon	24 min
Dec 17, 11:08 PM CST	Severe Thunderstorm Warning	SGF	Laclede	52 min
Dec 17, 11:16 PM CST	Tornado Warning	SGF	Greene	44 min
Dec 17, 11:20 PM CST	Tornado Warning	SGF	Greene	40 min
Dec 17, 11:32 PM CST	Severe Thunderstorm Warning	SGF	Vernon	58 min
Dec 17, 11:48 PM CST	Tornado Warning	SGF	Polk	27 min
Dec 17, 11:53 PM CST	Tornado Warning	SGF	Dallas	52 min
Dec 18, 12:15 AM CST	Severe Thunderstorm Warning	SGF	Benton, St. Clair	60 min
Dec 18, 12:26 AM CST	Severe Thunderstorm Warning	SGF	Vernon	34 min
Dec 18, 12:34 AM CST	Tornado Warning	SGF	Laclede	26 min
Dec 18, 1:12 AM CST	Severe Thunderstorm Warning	SGF	Benton, Morgan	48 min
Dec 18, 1:18 AM CST	Tornado Warning	SGF	Jasper	42 min
Dec 18, 1:35 AM CST	Tornado Warning	SGF	Barton	40 min
Dec 18, 2:06 AM CST	Tornado Warning	SGF	Dade	39 min
Dec 18, 2:13 AM CST	Tornado Warning	SGF	Cedar	32 min
Dec 18, 2:41 AM CST	Tornado Warning	SGF	Hickory, Polk	49 min
Dec 18, 2:50 AM CST	Severe Thunderstorm Warning	SGF	Christian	25 min
Dec 18, 3:06 AM CST	Severe Thunderstorm Warning	SGF	Greene, Webster	24 min
Dec 18, 3:13 AM CST	Tornado Warning	SGF	Webster	47 min
Dec 18, 3:22 AM CST	Tornado Warning	SGF	Camden	23 min
Dec 18, 3:30 AM CST	Tornado Warning	SGF	Wright	45 min
Dec 18, 3:41 AM CST	Tornado Warning	SGF	Morgan	49 min
Dec 18, 4:15 AM CST	Severe Thunderstorm Warning	SGF	Vernon	30 min
Dec 18, 4:25 AM CST	Severe Thunderstorm Warning	SGF	St. Clair	50 min
Dec 18, 5:01 AM CST	Severe Thunderstorm Warning	SGF	Benton	44 min
Dec 18, 5:09 AM CST	Tornado Warning	SGF	Benton	36 min
Dec 18, 6:45 AM CST	Tornado Warning	SGF	Christian, Douglas, Taney	30 min
Dec 18, 7:10 AM CST	Tornado Warning	SGF	Douglas, Webster, Wright	35 min
Dec 18, 9:04 AM CST	Severe Thunderstorm Warning	SGF	Webster, Wright	41 min
Dec 18, 2:24 PM CST	Severe Thunderstorm Warning	SGF	Ozark	36 min
Dec 18, 2:36 PM CST	Tornado Warning	SGF	Ozark	24 min

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.