Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 17
NWS Storm Prediction Center Norman OK
215 PM CST Wed Jan 19 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Southeast Arkansas
Northeast Louisiana
West-central Mississippi
* Effective this Wednesday afternoon and evening from 215 PM
until 700 PM CST.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1 inch in diameter possible
A tornado or two possible
SUMMARY...A linear cluster will likely evolve east along the
northern periphery of weak buoyancy. Damaging winds should be the
main hazard.
The severe thunderstorm watch area is approximately along and 65
statute miles north and south of a line from 15 miles south
southeast of Greenwood MS to 5 miles northwest of Monroe LA. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
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 16...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few
cumulonimbi with maximum tops to 450. Mean storm motion vector
25035.
...Grams
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 17 SEVERE TSTM AR LA MS 192015Z - 200100Z
AXIS..65 STATUTE MILES NORTH AND SOUTH OF LINE..
15SSE GWO/GREENWOOD MS/ - 5NW MLU/MONROE LA/
..AVIATION COORDS.. 55NM N/S /18ESE SQS - 4NW MLU/
HAIL SURFACE AND ALOFT..1 INCH. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 25035.
LAT...LON 32368998 31639209 33509209 34248998
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 17 Status Report Messages:
STATUS REPORT #4 ON WW 17
VALID 200030Z - 200100Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 SSW MLU
TO 60 SSE GLH TO 25 SSE GWO TO 35 SW TUP.
WW 17 WILL BE ALLOWED TO EXPIRE AT 200100Z.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 88
..MOORE..01/20/22
ATTN...WFO...JAN...LZK...
&&
STATUS REPORT FOR WS 17
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC025-029-041-065-083-107-200100-
LA
. LOUISIANA PARISHES INCLUDED ARE
CATAHOULA CONCORDIA FRANKLIN
MADISON RICHLAND TENSAS
$$
MSC051-149-163-200100-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
HOLMES WARREN YAZOO
$$
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.
$$
STATUS REPORT #3 ON WW 17
VALID 192340Z - 200040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 N MLU TO
30 S GLH TO 25 E GLH TO 20 SW UOX.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 88
..MOORE..01/19/22
ATTN...WFO...JAN...LZK...
&&
STATUS REPORT FOR WS 17
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
LAC025-029-035-041-065-067-083-107-123-200040-
LA
. LOUISIANA PARISHES INCLUDED ARE
CATAHOULA CONCORDIA EAST CARROLL
FRANKLIN MADISON MOREHOUSE
RICHLAND TENSAS WEST CARROLL
$$
MSC015-043-051-053-055-083-125-149-163-200040-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CARROLL GRENADA HOLMES
HUMPHREYS ISSAQUENA LEFLORE
SHARKEY WARREN YAZOO
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 17
VALID 192235Z - 192340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 E ELD TO
15 NNE GLH TO 35 W UOX.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 87
..MOORE..01/19/22
ATTN...WFO...JAN...LZK...
&&
STATUS REPORT FOR WS 17
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC003-017-192340-
AR
. ARKANSAS COUNTIES INCLUDED ARE
ASHLEY CHICOT
$$
LAC025-029-035-041-065-067-083-107-123-192340-
LA
. LOUISIANA PARISHES INCLUDED ARE
CATAHOULA CONCORDIA EAST CARROLL
FRANKLIN MADISON MOREHOUSE
RICHLAND TENSAS WEST CARROLL
$$
MSC015-043-051-053-055-083-125-133-149-151-163-192340-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
CARROLL GRENADA HOLMES
HUMPHREYS ISSAQUENA LEFLORE
SHARKEY SUNFLOWER WARREN
WASHINGTON YAZOO
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 17
VALID 192135Z - 192240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 87
..LYONS..01/19/22
ATTN...WFO...JAN...LZK...
&&
STATUS REPORT FOR WS 17
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ARC003-011-017-041-043-192240-
AR
. ARKANSAS COUNTIES INCLUDED ARE
ASHLEY BRADLEY CHICOT
DESHA DREW
$$
LAC025-029-035-041-065-067-083-107-123-192240-
LA
. LOUISIANA PARISHES INCLUDED ARE
CATAHOULA CONCORDIA EAST CARROLL
FRANKLIN MADISON MOREHOUSE
RICHLAND TENSAS WEST CARROLL
$$
MSC011-015-043-051-053-055-083-125-133-149-151-163-192240-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
BOLIVAR CARROLL GRENADA
HOLMES HUMPHREYS ISSAQUENA
LEFLORE SHARKEY SUNFLOWER
WARREN WASHINGTON YAZOO
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
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
|
High (70%)
|
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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