Tornado Watch 392

Issued

May 16, 2003, 12:00 PM CDT (17:00 UTC)

Expired

May 16, 2003, 6:00 PM CDT

In force

6 hr

Issued by

the Storm Prediction Center

The Norman radar (KTLX), 92 km from the middle of the area, began a volume at 17:01 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.

• Mesoscale Discussion 1023May 16, 11:35 AM CDT
• Mesoscale Discussion 1026May 16, 1:46 PM CDT

000 
WWUS20 KWNS 161654
SEL2  
SPC WW 161700
OKZ000-162300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 392 
NWS STORM PREDICTION CENTER NORMAN OK 
1200 PM CDT FRI MAY 16 2003

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

       NORTHERN AND EASTERN OKLAHOMA

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1200 PM UNTIL 600
PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 55 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 100 STATUTE MILES EAST AND
WEST OF A LINE FROM 60 MILES WEST SOUTHWEST OF MUSKOGEE OKLAHOMA
TO 25 MILES NORTHWEST OF BARTLESVILLE 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.




DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP OVER WW AREA DURING
THE NEXT 1-2 HRS...WHERE SURFACE HEATING WILL OCCUR AHEAD OF S CNTRL
OK SURFACE LOW.  BACKED LOW LEVEL FLOW AND HIGH BOUNDARY LAYER
MOISTURE CONTENT WILL BE SUPPORTIVE OF LOW LEVEL STORM
ROTATION...ESPECIALLY DURING EARLY STAGES OF STORM
DEVELOPMENT...DESPITE FACT THAT DEEP WIND PROFILES EXPECTED TO
BECOME INCREASINGLY UNIDIRECTIONAL WITH TIME.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 24035.


...CORFIDI

351,0980 370,0980 370,0943 351,0943 

WWUS20 KWNS 161654
SEL2  
SPC WW 161700
OKZ000-162300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 392 
NWS STORM PREDICTION CENTER NORMAN OK 
1200 PM CDT FRI MAY 16 2003

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

       NORTHERN AND EASTERN OKLAHOMA

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1200 PM UNTIL 600
PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 55 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 100 STATUTE MILES EAST AND
WEST OF A LINE FROM 60 MILES WEST SOUTHWEST OF MUSKOGEE OKLAHOMA
TO 25 MILES NORTHWEST OF BARTLESVILLE 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.




DISCUSSION...THUNDERSTORMS EXPECTED TO DEVELOP OVER WW AREA DURING
THE NEXT 1-2 HRS...WHERE SURFACE HEATING WILL OCCUR AHEAD OF S CNTRL
OK SURFACE LOW.  BACKED LOW LEVEL FLOW AND HIGH BOUNDARY LAYER
MOISTURE CONTENT WILL BE SUPPORTIVE OF LOW LEVEL STORM
ROTATION...ESPECIALLY DURING EARLY STAGES OF STORM
DEVELOPMENT...DESPITE FACT THAT DEEP WIND PROFILES EXPECTED TO
BECOME INCREASINGLY UNIDIRECTIONAL WITH TIME.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 24035.


...CORFIDI

351,0980 370,0980 370,0943 351,0943

Tornado Watches in Oklahoma, 2003Every tornado watch in 2003

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.