Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 470
NWS Storm Prediction Center Norman OK
355 PM CDT Sat Aug 29 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southeast Colorado
Northeast New Mexico
Western Oklahoma Panhandle
Texas Panhandle
* Effective this Saturday afternoon and evening from 355 PM until
1000 PM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A storm cluster should progress southeast off the Sangre
de Cristos and Raton Mesa area into this evening. Severe wind gusts
will be the primary threat, with isolated severe hail possible as
well.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 60 miles northeast of
Trinidad CO to 55 miles south of Dalhart TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 469...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
30030.
...Grams
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 470
NWS Storm Prediction Center Norman OK
355 PM CDT Sat Aug 29 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southeast Colorado
Northeast New Mexico
Western Oklahoma Panhandle
Texas Panhandle
* Effective this Saturday afternoon and evening from 355 PM until
1000 PM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A storm cluster should progress southeast off the Sangre
de Cristos and Raton Mesa area into this evening. Severe wind gusts
will be the primary threat, with isolated severe hail possible as
well.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 60 miles northeast of
Trinidad CO to 55 miles south of Dalhart TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 469...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
30030.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 470 SEVERE TSTM CO NM OK TX 292055Z - 300300Z
AXIS..60 STATUTE MILES EAST AND WEST OF LINE..
60NE TAD/TRINIDAD CO/ - 55S DHT/DALHART TX/
..AVIATION COORDS.. 50NM E/W /37N TBE - 45W AMA/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..65 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 30030.
LAT...LON 37880245 35220149 35220361 37880465
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 470 Status Report Messages:
STATUS REPORT #5 ON WW 470
VALID 300145Z - 300240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NNE CVS
TO 40 S DHT TO 20 WNW BGD TO 30 S GUY.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1639
..KARSTENS..08/30/20
ATTN...WFO...PUB...ABQ...AMA...
&&
STATUS REPORT FOR WS 470
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC011-065-117-233-341-359-375-381-300240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG CARSON DEAF SMITH
HUTCHINSON MOORE OLDHAM
POTTER RANDALL
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 470
VALID 300100Z - 300240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NNW CVS
TO 25 NE TCC TO 5 N DHT TO 20 SSW EHA.
..KARSTENS..08/30/20
ATTN...WFO...PUB...ABQ...AMA...
&&
STATUS REPORT FOR WS 470
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
TXC011-065-111-117-205-233-341-359-375-381-421-300240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG CARSON DALLAM
DEAF SMITH HARTLEY HUTCHINSON
MOORE OLDHAM POTTER
RANDALL SHERMAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 470
VALID 292350Z - 300040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 E LVS TO
25 WSW CAO TO 30 NNE CAO TO 30 WNW SPD TO 25 NNE LHX.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1638
..KARSTENS..08/29/20
ATTN...WFO...PUB...ABQ...AMA...
&&
STATUS REPORT FOR WS 470
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-300040-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT
$$
NMC021-037-059-300040-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
HARDING QUAY UNION
$$
OKC025-300040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC011-065-111-117-205-233-341-359-375-381-421-300040-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG CARSON DALLAM
DEAF SMITH HARTLEY HUTCHINSON
MOORE OLDHAM POTTER
RANDALL SHERMAN
$$
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.
$$
STATUS REPORT #2 ON WW 470
VALID 292230Z - 292340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 NNW LVS
TO 30 S RTN TO 30 E RTN TO 30 ESE TAD TO 35 SW LHX TO 30 E PUB.
..KARSTENS..08/29/20
ATTN...WFO...PUB...ABQ...AMA...
&&
STATUS REPORT FOR WS 470
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-071-089-292340-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT LAS ANIMAS
OTERO
$$
NMC007-021-033-037-059-292340-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
COLFAX HARDING MORA
QUAY UNION
$$
OKC025-292340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC011-065-111-117-205-233-341-359-375-381-421-292340-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG CARSON DALLAM
DEAF SMITH HARTLEY HUTCHINSON
MOORE OLDHAM POTTER
RANDALL SHERMAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 470
VALID 292135Z - 292240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 WNW LVS
TO 40 SW RTN TO 5 NNW RTN TO 5 NW TAD TO 25 SSE PUB.
..KARSTENS..08/29/20
ATTN...WFO...PUB...ABQ...AMA...
&&
STATUS REPORT FOR WS 470
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-071-089-292240-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT LAS ANIMAS
OTERO
$$
NMC007-021-033-037-059-292240-
NM
. NEW MEXICO COUNTIES INCLUDED ARE
COLFAX HARDING MORA
QUAY UNION
$$
OKC025-292240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON
$$
TXC011-065-111-117-205-233-341-359-375-381-421-292240-
TX
. TEXAS COUNTIES INCLUDED ARE
ARMSTRONG CARSON DALLAM
DEAF SMITH HARTLEY HUTCHINSON
MOORE OLDHAM POTTER
RANDALL SHERMAN
$$
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 (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Low (20%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (10%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
Mod (60%)
|
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% (EF2-EF5 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.
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