Alert archive / Missouri / Tornado Watches in 1997

Tornado Watch 325

May 26, 19977 counties in Arkansas; 48 counties in Missouri

The Storm Prediction Center issued this tornado watch at May 26, 1997, 3:00 PM CDT for 7 counties in Arkansas; 48 counties in Missouri. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 26, 1997, 3:00 PM CDT (20:00 UTC)
Expired
May 26, 1997, 9:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 55 counties

Baxter County, AR, Clay County, AR, Fulton County, AR, Greene County, AR, Marion County, AR, Randolph County, AR, Sharp County, AR, Barry County, MO, Barton County, MO, Bates County, MO, Bollinger County, MO, Butler County, MO, Camden County, MO, Cape Girardeau County, MO, Carter County, MO, Cedar County, MO, Christian County, MO, Crawford County, MO, Dade County, MO, Dallas County, MO, Dent County, MO, Douglas County, MO, Dunklin County, MO, Greene County, MO, Hickory County, MO, Howell County, MO, Iron County, MO, Jasper County, MO, Laclede County, MO, Lawrence County, MO, Madison County, MO, McDonald County, MO, New Madrid County, MO, Newton County, MO, Oregon County, MO, Ozark County, MO, Pemiscot County, MO, Perry County, MO, Phelps County, MO, Polk County, MO, Pulaski County, MO, Reynolds County, MO, Ripley County, MO, Saint Francois County, MO, Shannon County, MO, St. Clair County, MO, Stoddard County, MO, Stone County, MO, Taney County, MO, Texas County, MO, Vernon County, MO, Washington County, MO, Wayne County, MO, Webster County, MO, Wright County, MO

The radar

The Springfield radar (KSGF), 72 km from the middle of the area, began a volume at 20:03 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.

Warnings issued inside it

25 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 26, 3:10 PM CDTSevere Thunderstorm WarningPAHPerry50 min
May 26, 3:27 PM CDTSevere Thunderstorm WarningPAHStoddard48 min
May 26, 3:59 PM CDTTornado WarningPAHStoddard31 min
May 26, 4:19 PM CDTSevere Thunderstorm WarningPAHNew Madrid41 min
May 26, 4:52 PM CDTFlash Flood WarningPAHStoddard, Wayne2 hr
May 26, 4:52 PM CDTFlash Flood WarningPAHNew Madrid2 hr
May 26, 5:38 PM CDTSevere Thunderstorm WarningPAHButler37 min
May 26, 5:39 PM CDTSevere Thunderstorm WarningLSXMadison51 min
May 26, 6:00 PM CDTSevere Thunderstorm WarningSGFShannon50 min
May 26, 6:19 PM CDTSevere Thunderstorm WarningSGFChristian, Stone66 min
May 26, 6:45 PM CDTSevere Thunderstorm WarningSGFJasper, Newton65 min
May 26, 6:50 PM CDTSevere Thunderstorm WarningSGFOzark, Taney70 min
May 26, 6:57 PM CDTSevere Thunderstorm WarningSGFLawrence78 min
May 26, 7:00 PM CDTSevere Thunderstorm WarningPAHCarter45 min
May 26, 7:15 PM CDTSevere Thunderstorm WarningSGFChristian, Greene60 min
May 26, 7:22 PM CDTSevere Thunderstorm WarningSGFOregon63 min
May 26, 7:49 PM CDTSevere Thunderstorm WarningSGFJasper61 min
May 26, 7:53 PM CDTSevere Thunderstorm WarningSGFHowell, Ozark62 min
May 26, 8:05 PM CDTFlash Flood WarningSGFOregon4 hr
May 26, 8:15 PM CDTSevere Thunderstorm WarningMEGRandolph45 min
May 26, 8:38 PM CDTSevere Thunderstorm WarningSGFGreene62 min
May 26, 8:43 PM CDTTornado WarningSGFNewton52 min
May 26, 8:50 PM CDTSevere Thunderstorm WarningSGFTaney65 min
May 26, 8:50 PM CDTSevere Thunderstorm WarningSGFHowell65 min
May 26, 8:51 PM CDTSevere Thunderstorm WarningSGFWebster64 min

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 8.0 hours before the alert went out and 118 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-pSkew-T log-p diagram, Springfield, MO at 12:00Z on 1997-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1942 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 1997-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 166 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
1942 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
580 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
166 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
2.4
Supercell composite
9.2

Open this sounding in Storm Lab

The text

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

768 
WWUS9 KMKC 261941
SEL5  
MKC WW 261941
MOZ000-ARZ000-270200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 325
STORM PREDICTION CENTER NORMAN OK
241 PM CDT MON MAY 26 1997    ..COR FOR NORTHEAST AR..

THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF

   SOUTHERN MISSOURI                           
   NORTHEAST ARKANSAS                           

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 300 PM UNTIL 900
PM CDT.

TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 65 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 20 MILES NORTH NORTHWEST OF JOPLIN MISSOURI TO
25 MILES SOUTH OF CAPE GIRARDEAU MISSOURI.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 324...WW 325...

DISCUSSION...INCREASING POTENTIAL FOR SEVERE THUNDERSTORMS WITH
LARGE HAIL...HIGH WINDS AND A FEW TORNADOES THIS EVENING AS HEATING
AND LOW-LEVEL CONVERGENCE CONTINUE TO INTENSIFY ALONG E/W
STATIONARY FRONT OVER SOUTHERN MO...AND WEAKENING N/S OUTFLOW
BOUNDARY IN SE PART OF STATE.  MID-LEVEL WLY FLO AROUND 45 KTS.   

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 520. 
MEAN STORM MOTION VECTOR 27035.


...CORFIDI

382,0943 374,0893 355,0893 362,0943

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 6:00 PM CDTTornado WatchSPCSebastian6 hr
May 25, 10:00 PM CDTTornado WatchSPCBates, Benton, Buchanan, Carroll, Cass, Cedar and 16 more4 hr
May 26, 12:30 AM CDTTornado WatchSPCBarry, Barton, Bates, Benton, Camden, Cass and 33 more5 hr
May 26, 4:00 PM CDTTornado WatchSPCMississippi, Scott6 hr

Nearby

Tornado Watches in Missouri, 1997Tornado Watches in Arkansas, 1997Every tornado watch in 1997

Sources

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