Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 108
NWS Storm Prediction Center Norman OK
250 PM CDT Sun Apr 12 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far southwest Arkansas
Southeast Oklahoma
Northeast Texas
* Effective this Sunday afternoon and evening from 250 PM until
800 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Scattered thunderstorms are underway across southeast
Oklahoma into northeast Texas. A few storms should intensify and
produce large hail. Storm-scale consolidation into a cluster may
occur in the early evening, increasing the risk for damaging winds.
The severe thunderstorm watch area is approximately along and 75
statute miles east and west of a line from 25 miles northwest of
Mcalester OK to 75 miles south southeast of Paris TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU8).
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 106...WW 107...
AVIATION...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
27035.
...Grams
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 108
NWS Storm Prediction Center Norman OK
250 PM CDT Sun Apr 12 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far southwest Arkansas
Southeast Oklahoma
Northeast Texas
* Effective this Sunday afternoon and evening from 250 PM until
800 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Scattered thunderstorms are underway across southeast
Oklahoma into northeast Texas. A few storms should intensify and
produce large hail. Storm-scale consolidation into a cluster may
occur in the early evening, increasing the risk for damaging winds.
The severe thunderstorm watch area is approximately along and 75
statute miles east and west of a line from 25 miles northwest of
Mcalester OK to 75 miles south southeast of Paris TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU8).
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 106...WW 107...
AVIATION...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
27035.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8
WW 108 SEVERE TSTM AR OK TX 121950Z - 130100Z
AXIS..75 STATUTE MILES EAST AND WEST OF LINE..
25NW MLC/MCALESTER OK/ - 75SSE PRX/PARIS TX/
..AVIATION COORDS.. 65NM E/W /23NW MLC - 16NW GGG/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 27035.
LAT...LON 35139477 32629367 32629625 35139742
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU8.
Watch 108 Status Report Messages:
STATUS REPORT #5 ON WW 108
VALID 130040Z - 130140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 NNE CRS
TO 40 SSW PRX TO 40 ESE PRX TO 25 ENE TXK.
..COOK..04/13/20
ATTN...WFO...SHV...OUN...TSA...FWD...
&&
STATUS REPORT FOR WS 108
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC091-130140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
MILLER
$$
TXC037-063-067-159-315-343-449-459-499-130140-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
FRANKLIN MARION MORRIS
TITUS UPSHUR WOOD
$$
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.
$$
STATUS REPORT #4 ON WW 108
VALID 122335Z - 130040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SSE GYI
TO 20 WSW PRX TO 30 E PRX TO 15 SSW DEQ TO 20 N DEQ.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 367
..COOK..04/12/20
ATTN...WFO...SHV...OUN...TSA...FWD...
&&
STATUS REPORT FOR WS 108
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC081-091-133-130040-
AR
. ARKANSAS COUNTIES INCLUDED ARE
LITTLE RIVER MILLER SEVIER
$$
TXC037-063-067-119-159-223-231-315-343-379-387-449-459-499-
130040-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
DELTA FRANKLIN HOPKINS
HUNT MARION MORRIS
RAINS RED RIVER TITUS
UPSHUR WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 108
VALID 122300Z - 130040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 WSW GYI
TO 20 ESE DUA TO 25 N PRX TO 35 WNW DEQ TO 10 SSE RKR TO 15 SSE
FSM.
..COOK..04/12/20
ATTN...WFO...SHV...OUN...TSA...FWD...
&&
STATUS REPORT FOR WS 108
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC081-091-133-130040-
AR
. ARKANSAS COUNTIES INCLUDED ARE
LITTLE RIVER MILLER SEVIER
$$
OKC023-079-089-130040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CHOCTAW LE FLORE MCCURTAIN
$$
TXC037-063-067-119-147-159-181-223-231-277-315-343-379-387-449-
459-499-130040-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
DELTA FANNIN FRANKLIN
GRAYSON HOPKINS HUNT
LAMAR MARION MORRIS
RAINS RED RIVER TITUS
UPSHUR WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 108
VALID 122150Z - 122240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 WSW ADM
TO 5 SE ADM TO 35 WSW MLC TO 35 NNW MLC.
..COOK..04/12/20
ATTN...WFO...SHV...OUN...TSA...FWD...
&&
STATUS REPORT FOR WS 108
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC081-091-133-122240-
AR
. ARKANSAS COUNTIES INCLUDED ARE
LITTLE RIVER MILLER SEVIER
$$
OKC005-013-023-029-061-069-077-079-085-089-095-121-127-122240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CHOCTAW
COAL HASKELL JOHNSTON
LATIMER LE FLORE LOVE
MCCURTAIN MARSHALL PITTSBURG
PUSHMATAHA
$$
TXC037-063-067-119-147-159-181-223-231-277-315-343-379-387-449-
459-499-122240-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
DELTA FANNIN FRANKLIN
GRAYSON HOPKINS HUNT
LAMAR MARION MORRIS
RAINS RED RIVER TITUS
UPSHUR WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 108
VALID 122030Z - 122140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 ESE CHK
TO 25 S CQB.
..BENTLEY..04/12/20
ATTN...WFO...SHV...OUN...TSA...FWD...
&&
STATUS REPORT FOR WS 108
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC081-091-133-122140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
LITTLE RIVER MILLER SEVIER
$$
OKC005-013-019-023-029-049-061-063-069-077-079-085-089-095-099-
121-123-127-122140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ATOKA BRYAN CARTER
CHOCTAW COAL GARVIN
HASKELL HUGHES JOHNSTON
LATIMER LE FLORE LOVE
MCCURTAIN MARSHALL MURRAY
PITTSBURG PONTOTOC PUSHMATAHA
$$
TXC037-063-067-119-147-159-181-223-231-277-315-343-379-387-449-
459-499-122140-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
DELTA FANNIN FRANKLIN
GRAYSON HOPKINS HUNT
LAMAR MARION MORRIS
RAINS RED RIVER TITUS
UPSHUR WOOD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (50%)
|
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% (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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