Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 52
NWS STORM PREDICTION CENTER NORMAN OK
350 PM CDT MON MAR 9 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHEAST KANSAS
CENTRAL AND NORTHEAST OKLAHOMA
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 350 PM UNTIL
1000 PM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES SOUTH SOUTHWEST OF
FORT SILL OKLAHOMA TO 35 MILES NORTHWEST OF CHANUTE KANSAS. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).
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...CU/TCU FIELD CONTINUES TO GROW ACROSS MUCH OF CENTRAL
OK...WHILE AIRMASS DESTABILIZES INTO SOUTHEAST KS. LEADING EDGE OF
STRONGER FORCING IS MOVING THROUGH THE TX PANHANDLE AND WILL LIKELY
RESULT IN SCATTERED THUNDERSTORM INITIATION SOON OVER WESTERN OK.
THESE STORMS WILL TRACK EASTWARD ACROSS WATCH AREA DURING THE LATE
AFTERNOON AND EVENING. FAVORABLE LOW LEVEL SHEAR PROFILES WILL
PROMOTE SUPERCELL STRUCTURES WITH A RISK OF A FEW TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 25040.
...HART
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 52
NWS STORM PREDICTION CENTER NORMAN OK
350 PM CDT MON MAR 9 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
SOUTHEAST KANSAS
CENTRAL AND NORTHEAST OKLAHOMA
EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 350 PM UNTIL
1000 PM CDT.
TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES SOUTH SOUTHWEST OF
FORT SILL OKLAHOMA TO 35 MILES NORTHWEST OF CHANUTE KANSAS. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU2).
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...CU/TCU FIELD CONTINUES TO GROW ACROSS MUCH OF CENTRAL
OK...WHILE AIRMASS DESTABILIZES INTO SOUTHEAST KS. LEADING EDGE OF
STRONGER FORCING IS MOVING THROUGH THE TX PANHANDLE AND WILL LIKELY
RESULT IN SCATTERED THUNDERSTORM INITIATION SOON OVER WESTERN OK.
THESE STORMS WILL TRACK EASTWARD ACROSS WATCH AREA DURING THE LATE
AFTERNOON AND EVENING. FAVORABLE LOW LEVEL SHEAR PROFILES WILL
PROMOTE SUPERCELL STRUCTURES WITH A RISK OF A FEW TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 25040.
...HART
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 52 TORNADO KS OK 092050Z - 100300Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
35SSW FSI/FORT SILL OK/ - 35NW CNU/CHANUTE KS/
..AVIATION COORDS.. 60NM E/W /12N SPS - 63NNW OSW/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 25040.
LAT...LON 34189986 38029722 38029465 34189741
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 52 Status Report Messages:
STATUS REPORT #5 ON WW 52
VALID 100235Z - 100300Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
WW WILL BE REPLACED WITH A NEW WW BY CURRENTLY SCHEDULED 03Z
EXPIRATION TIME.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 222
..KERR..03/10/09
ATTN...WFO...ICT...OUN...TSA...
&&
STATUS REPORT FOR WT 52
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC001-015-019-035-049-073-099-125-133-191-205-207-100300-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BUTLER CHAUTAUQUA
COWLEY ELK GREENWOOD
LABETTE MONTGOMERY NEOSHO
SUMNER WILSON WOODSON
$$
OKC003-011-015-017-027-031-033-035-037-039-043-047-049-051-053-
065-067-071-073-075-081-083-087-093-103-105-109-113-117-119-125-
131-137-141-143-147-149-100300-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CLEVELAND COMANCHE
COTTON CRAIG CREEK
CUSTER DEWEY GARFIELD
GARVIN GRADY GRANT
JACKSON JEFFERSON KAY
KINGFISHER KIOWA LINCOLN
LOGAN MCCLAIN MAJOR
NOBLE NOWATA OKLAHOMA
OSAGE PAWNEE PAYNE
POTTAWATOMIE ROGERS STEPHENS
TILLMAN TULSA WASHINGTON
WASHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 52
VALID 100125Z - 100240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..03/10/09
ATTN...WFO...ICT...OUN...TSA...
&&
STATUS REPORT FOR WT 52
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC001-015-019-035-049-073-099-125-133-191-205-207-100240-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BUTLER CHAUTAUQUA
COWLEY ELK GREENWOOD
LABETTE MONTGOMERY NEOSHO
SUMNER WILSON WOODSON
$$
OKC003-011-015-017-027-031-033-035-037-039-043-047-049-051-053-
065-067-071-073-075-081-083-087-093-103-105-109-113-117-119-125-
131-137-141-143-147-149-100240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CLEVELAND COMANCHE
COTTON CRAIG CREEK
CUSTER DEWEY GARFIELD
GARVIN GRADY GRANT
JACKSON JEFFERSON KAY
KINGFISHER KIOWA LINCOLN
LOGAN MCCLAIN MAJOR
NOBLE NOWATA OKLAHOMA
OSAGE PAWNEE PAYNE
POTTAWATOMIE ROGERS STEPHENS
TILLMAN TULSA WASHINGTON
WASHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 52
VALID 100030Z - 100140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..03/10/09
ATTN...WFO...ICT...OUN...TSA...
&&
STATUS REPORT FOR WT 52
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC001-015-019-035-049-073-099-125-133-191-205-207-100140-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BUTLER CHAUTAUQUA
COWLEY ELK GREENWOOD
LABETTE MONTGOMERY NEOSHO
SUMNER WILSON WOODSON
$$
OKC003-011-015-017-027-031-033-035-037-039-043-047-049-051-053-
065-067-071-073-075-081-083-087-093-103-105-109-113-117-119-125-
131-137-141-143-147-149-100140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CLEVELAND COMANCHE
COTTON CRAIG CREEK
CUSTER DEWEY GARFIELD
GARVIN GRADY GRANT
JACKSON JEFFERSON KAY
KINGFISHER KIOWA LINCOLN
LOGAN MCCLAIN MAJOR
NOBLE NOWATA OKLAHOMA
OSAGE PAWNEE PAYNE
POTTAWATOMIE ROGERS STEPHENS
TILLMAN TULSA WASHINGTON
WASHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 52
VALID 092330Z - 100040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..03/09/09
ATTN...WFO...ICT...OUN...TSA...
&&
STATUS REPORT FOR WT 52
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC001-015-019-035-049-073-099-125-133-191-205-207-100040-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BUTLER CHAUTAUQUA
COWLEY ELK GREENWOOD
LABETTE MONTGOMERY NEOSHO
SUMNER WILSON WOODSON
$$
OKC003-011-015-017-027-031-033-035-037-039-043-047-049-051-053-
065-067-071-073-075-081-083-087-093-103-105-109-113-117-119-125-
131-137-141-143-147-149-100040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CLEVELAND COMANCHE
COTTON CRAIG CREEK
CUSTER DEWEY GARFIELD
GARVIN GRADY GRANT
JACKSON JEFFERSON KAY
KINGFISHER KIOWA LINCOLN
LOGAN MCCLAIN MAJOR
NOBLE NOWATA OKLAHOMA
OSAGE PAWNEE PAYNE
POTTAWATOMIE ROGERS STEPHENS
TILLMAN TULSA WASHINGTON
WASHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 52
VALID 092255Z - 092340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..KERR..03/09/09
ATTN...WFO...ICT...OUN...TSA...
&&
STATUS REPORT FOR WT 52
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC001-015-019-035-049-073-099-125-133-191-205-207-092340-
KS
. KANSAS COUNTIES INCLUDED ARE
ALLEN BUTLER CHAUTAUQUA
COWLEY ELK GREENWOOD
LABETTE MONTGOMERY NEOSHO
SUMNER WILSON WOODSON
$$
OKC003-011-015-017-027-031-033-035-037-039-043-047-049-051-053-
065-067-071-073-075-081-083-087-093-103-105-109-113-117-119-125-
131-137-141-143-147-149-092340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CLEVELAND COMANCHE
COTTON CRAIG CREEK
CUSTER DEWEY GARFIELD
GARVIN GRADY GRANT
JACKSON JEFFERSON KAY
KINGFISHER KIOWA LINCOLN
LOGAN MCCLAIN MAJOR
NOBLE NOWATA OKLAHOMA
OSAGE PAWNEE PAYNE
POTTAWATOMIE ROGERS STEPHENS
TILLMAN TULSA WASHINGTON
WASHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (60%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (60%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (60%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (F2-F5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.