Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL1
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 631
NWS STORM PREDICTION CENTER NORMAN OK
120 PM MDT TUE JUL 28 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
SOUTHEASTERN COLORADO
EASTERN NEW MEXICO
WESTERN OKLAHOMA PANHANDLE
WESTERN TEXAS PANHANDLE
EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 120 PM UNTIL
900 PM MDT.
HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 95
STATUTE MILES EAST AND WEST OF A LINE FROM 40 MILES NORTHEAST OF
TRINIDAD COLORADO TO 30 MILES SOUTHEAST OF ROSWELL NEW MEXICO.
FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU1).
REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.
OTHER WATCH INFORMATION...CONTINUE...WW 630...
DISCUSSION...STORMS HAVE DEVELOPED OVER THE HIGHER TERRAIN OF NERN
NM AND SERN CO. THESE STORMS WILL SHIFT SEWD AND INTENSIFY AS THEY
ENCOUNTER A STRONGLY UNSTABLE AIR MASS. ALSO...A JET MAX MOVING INTO
THE AREA WILL STRENGTHEN THE ALREADY STRONG DEEP LAYER SHEAR. THE
ENVIRONMENT WILL BE FAVORABLE FOR INTENSE SUPERCELLS. AN ISOLATED
BRIEF TORNADO IS POSSIBLE ALONG WEAK FRONT NEAR THE CO/NM
BORDER...BUT WEAKER OVERALL LOW LEVEL SHEAR SUGGESTS VERY LARGE HAIL
AND DAMAGING WINDS WILL BE THE MAIN THREAT.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 33025.
...IMY
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW1
WW 631 SEVERE TSTM CO NM OK TX 281920Z - 290300Z
AXIS..95 STATUTE MILES EAST AND WEST OF LINE..
40NE TAD/TRINIDAD CO/ - 30SE ROW/ROSWELL NM/
..AVIATION COORDS.. 80NM E/W /27NNW TBE - 31SE ROW/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 33025.
LAT...LON 37660208 32970252 32970580 37660555
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU1.
Watch 631 Status Report Messages:
STATUS REPORT #5 ON WW 631
VALID 290240Z - 290300Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SSE SRR
TO 35 W CVS TO 35 WNW TCC TO 35 ENE LVS TO 30 S RTN TO 40 NNE TCC
TO 35 WSW AMA.
WW 631 WILL BE ALLOWED TO EXPIRE AT 290300Z. MOST OF THE STRONGER
STORMS WILL BEGIN MOVING SOUTH OF WW 631 AFTER 03Z.
..DIAL..07/29/09
ATTN...WFO...PUB...ABQ...AMA...LUB...
&&
STATUS REPORT FOR WS 631
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NMC005-009-021-037-041-290300-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
CHAVES CURRY HARDING
QUAY ROOSEVELT
$$
TXC017-117-369-290300-
TX
. TEXAS COUNTIES INCLUDED ARE
BAILEY DEAF SMITH PARMER
$$
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.
$$
STATUS REPORT #4 ON WW 631
VALID 290130Z - 290240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 60 WSW RTN
TO 25 S RTN TO 40 NNE TCC TO 25 SE DHT TO 25 SW EHA TO 20 SW TAD
TO 30 ENE ALS.
..DIAL..07/29/09
ATTN...WFO...PUB...ABQ...AMA...LUB...
&&
STATUS REPORT FOR WS 631
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-027-055-071-101-290240-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA CUSTER HUERFANO
LAS ANIMAS PUEBLO
$$
NMC005-009-011-019-021-027-033-037-041-047-057-290240-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
CHAVES CURRY DE BACA
GUADALUPE HARDING LINCOLN
MORA QUAY ROOSEVELT
SAN MIGUEL TORRANCE
$$
TXC017-117-359-369-290240-
TX
. TEXAS COUNTIES INCLUDED ARE
BAILEY DEAF SMITH OLDHAM
PARMER
$$
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.
$$
STATUS REPORT #3 ON WW 631
VALID 290040Z - 290140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DIAL..07/29/09
ATTN...WFO...PUB...ABQ...AMA...LUB...
&&
STATUS REPORT FOR WS 631
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-023-055-071-101-290140-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA COSTILLA HUERFANO
LAS ANIMAS PUEBLO
$$
NMC005-007-009-011-019-021-027-033-037-041-047-055-057-059-
290140-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
CHAVES COLFAX CURRY
DE BACA GUADALUPE HARDING
LINCOLN MORA QUAY
ROOSEVELT SAN MIGUEL TAOS
TORRANCE UNION
$$
OKC025-290140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC017-111-117-205-359-369-290140-
TX
. TEXAS COUNTIES INCLUDED ARE
BAILEY DALLAM DEAF SMITH
HARTLEY OLDHAM PARMER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 631
VALID 282345Z - 290040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DIAL..07/28/09
ATTN...WFO...PUB...ABQ...AMA...LUB...
&&
STATUS REPORT FOR WS 631
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-023-055-071-101-290040-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA COSTILLA HUERFANO
LAS ANIMAS PUEBLO
$$
NMC005-007-009-011-019-021-027-033-037-041-047-055-057-059-
290040-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
CHAVES COLFAX CURRY
DE BACA GUADALUPE HARDING
LINCOLN MORA QUAY
ROOSEVELT SAN MIGUEL TAOS
TORRANCE UNION
$$
OKC025-290040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC017-111-117-205-359-369-290040-
TX
. TEXAS COUNTIES INCLUDED ARE
BAILEY DALLAM DEAF SMITH
HARTLEY OLDHAM PARMER
$$
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.
$$
STATUS REPORT #1 ON WW 631
VALID 282140Z - 282240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..DIAL..07/28/09
ATTN...WFO...PUB...ABQ...AMA...LUB...
&&
STATUS REPORT FOR WS 631
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-023-055-071-101-282240-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA COSTILLA HUERFANO
LAS ANIMAS PUEBLO
$$
NMC005-007-009-011-019-021-027-033-037-041-047-055-057-059-
282240-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
CHAVES COLFAX CURRY
DE BACA GUADALUPE HARDING
LINCOLN MORA QUAY
ROOSEVELT SAN MIGUEL TAOS
TORRANCE UNION
$$
OKC025-282240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC017-111-117-205-359-369-282240-
TX
. TEXAS COUNTIES INCLUDED ARE
BAILEY DALLAM DEAF SMITH
HARTLEY OLDHAM PARMER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (20%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
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 (60%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (90%)
|
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.