Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 174
NWS Storm Prediction Center Norman OK
305 AM CDT Fri May 8 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwestern Arkansas
Northwestern Louisiana
Extreme southeastern Oklahoma
Northeast and extreme north-central Texas
* Effective this Friday morning from 305 AM until 1000 AM CDT.
* Primary threats include...
Isolated damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A well-organized convective complex, with bow echo and a
history of intermittently severe wind gusts, will proceed
southeastward into the Arklatex region through the remainder of the
morning. Sporadic severe gusts remain the main threat. Isolated
large hail still may occur.
The severe thunderstorm watch area is approximately along and 90
statute miles either side of a line from 45 miles north of Paris TX
to 50 miles south of El Dorado AR. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU4).
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 173...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
29045.
...Edwards
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 174
NWS Storm Prediction Center Norman OK
305 AM CDT Fri May 8 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southwestern Arkansas
Northwestern Louisiana
Extreme southeastern Oklahoma
Northeast and extreme north-central Texas
* Effective this Friday morning from 305 AM until 1000 AM CDT.
* Primary threats include...
Isolated damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A well-organized convective complex, with bow echo and a
history of intermittently severe wind gusts, will proceed
southeastward into the Arklatex region through the remainder of the
morning. Sporadic severe gusts remain the main threat. Isolated
large hail still may occur.
The severe thunderstorm watch area is approximately along and 90
statute miles either side of a line from 45 miles north of Paris TX
to 50 miles south of El Dorado AR. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU4).
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 173...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
29045.
...Edwards
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW4
WW 174 SEVERE TSTM AR LA OK TX 080805Z - 081500Z
AXIS..90 STATUTE MILES EITHER SIDE OF LINE..
45N PRX/PARIS TX/ - 50S ELD/EL DORADO AR/
..AVIATION COORDS.. 80NM EITHER SIDE /38SSE MLC - 40W MLU/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 29045.
LAT...LON 35369456 33579194 31419367 33209632
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU4.
Watch 174 Status Report Messages:
STATUS REPORT #3 ON WW 174
VALID 081240Z - 081340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 NW TYR TO
40 NW TYR TO 25 NW SHV TO 40 WSW MLU.
..GOSS..05/08/20
ATTN...WFO...LZK...SHV...FWD...
&&
STATUS REPORT FOR WS 174
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC013-015-017-031-061-081-119-081340-
LA
. LOUISIANA PARISHES INCLUDED ARE
BIENVILLE BOSSIER CADDO
DE SOTO LINCOLN RED RIVER
WEBSTER
$$
TXC183-203-365-459-499-081340-
TX
. TEXAS COUNTIES INCLUDED ARE
GREGG HARRISON PANOLA
UPSHUR WOOD
$$
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.
$$
STATUS REPORT #2 ON WW 174
VALID 081045Z - 081140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 SE GYI TO
30 N SHV TO 35 WSW ELD TO 5 W HOT.
..GOSS..05/08/20
ATTN...WFO...LZK...SHV...FWD...
&&
STATUS REPORT FOR WS 174
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC011-013-019-025-027-039-059-103-139-081140-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BRADLEY CALHOUN CLARK
CLEVELAND COLUMBIA DALLAS
HOT SPRING OUACHITA UNION
$$
LAC013-015-017-027-031-061-081-111-119-081140-
LA
. LOUISIANA PARISHES INCLUDED ARE
BIENVILLE BOSSIER CADDO
CLAIBORNE DE SOTO LINCOLN
RED RIVER UNION WEBSTER
$$
TXC063-067-085-159-183-203-223-231-315-343-365-379-449-459-499-
081140-
TX
. TEXAS COUNTIES INCLUDED ARE
CAMP CASS COLLIN
FRANKLIN GREGG HARRISON
HOPKINS HUNT MARION
MORRIS PANOLA RAINS
TITUS UPSHUR WOOD
$$
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.
$$
STATUS REPORT #1 ON WW 174
VALID 080920Z - 081040Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..GOSS..05/08/20
ATTN...WFO...LZK...SHV...FWD...
&&
STATUS REPORT FOR WS 174
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC011-013-019-025-027-039-051-057-059-061-073-081-091-097-099-
103-109-113-127-133-139-081040-
AR
. ARKANSAS COUNTIES INCLUDED ARE
BRADLEY CALHOUN CLARK
CLEVELAND COLUMBIA DALLAS
GARLAND HEMPSTEAD HOT SPRING
HOWARD LAFAYETTE LITTLE RIVER
MILLER MONTGOMERY NEVADA
OUACHITA PIKE POLK
SCOTT SEVIER UNION
$$
LAC013-015-017-027-031-061-081-111-119-081040-
LA
. LOUISIANA PARISHES INCLUDED ARE
BIENVILLE BOSSIER CADDO
CLAIBORNE DE SOTO LINCOLN
RED RIVER UNION WEBSTER
$$
OKC089-081040-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
MCCURTAIN
$$
TXC037-063-067-085-097-119-147-159-181-183-203-223-231-277-315-
343-365-379-387-449-459-499-081040-
TX
. TEXAS COUNTIES INCLUDED ARE
BOWIE CAMP CASS
COLLIN COOKE DELTA
FANNIN FRANKLIN GRAYSON
GREGG HARRISON HOPKINS
HUNT LAMAR MARION
MORRIS PANOLA 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 (30%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
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 (50%)
|
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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