Tornado Watch 356

Issued

May 25, 2000, 5:15 PM CDT (22:15 UTC)

Expired

May 25, 2000, 10:00 PM CDT

In force

5 hr

Issued by

the Storm Prediction Center

The Lubbock radar (KLBB), 62 km from the middle of the area, began a volume at 22:16 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.

000 
WWUS9 KMKC 252156
MKC WW 252156
OKZ000-TXZ000-260300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 356
STORM PREDICTION CENTER NORMAN OK
456 PM CDT THU MAY 25 2000

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

   SOUTHWEST OKLAHOMA                           
   WEST AND NORTHWEST TEXAS                              

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 515 PM UNTIL
1000 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 55 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 60 MILES SOUTHWEST OF LUBBOCK TEXAS TO 35
MILES SOUTH SOUTHEAST OF ALTUS OKLAHOMA.

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 352...WW 353...WW
354...WW 355...

DISCUSSION...STORMS ARE DEVELOPING RAPIDLY ON BOUNDARY FROM W
CENTRAL TX INTO SOUTHWEST OKLAHOMA.  STRONG MOISTURE CONVERGENCE IS
ALIGNED ON THE BOUNDARY WITH STRONG INSTABILITY /CAPE 5000 J/KG/. 
COMBINE THIS WITH AN INCREASE IN LOW LEVEL FLOW LATER INDICATES AN
INCREASED TORNADO THREAT.


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 600. 
MEAN STORM MOTION VECTOR 21035.


...MCCARTHY

;335,1023 345,0990 332,0990 321,1023;

Tornado Watches in Texas, 2000Tornado Watches in Oklahoma, 2000Every tornado watch in 2000

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.