Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended. Note: Click for Watch Status Reports.
SEL1
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 721
NWS Storm Prediction Center Norman OK
630 PM CST Sat Dec 28 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern Alabama
The Western Florida Panhandle
Southeast Louisiana
Southern Mississippi
Coastal Waters
* Effective this Saturday night and Sunday morning from 630 PM
until 200 AM CST.
* Primary threats include...
Several tornadoes likely with a couple intense tornadoes
possible
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...Thunderstorms will continue to pose a threat for tornadoes
and severe/damaging winds this evening and overnight. The most
intense winds may reach 70-80 mph within the developing line of
thunderstorms. A strong tornado also appears possible with any
sustained supercell that can be maintained ahead of the line.
The tornado watch area is approximately along and 70 statute miles
east and west of a line from 40 miles north northwest of Evergreen
AL to 70 miles south of Slidell LA. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU1).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 720...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 26040.
...Gleason
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW1
WW 721 TORNADO AL FL LA MS CW 290030Z - 290800Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
40NNW GZH/EVERGREEN AL/ - 70S ASD/SLIDELL LA/
..AVIATION COORDS.. 60NM E/W /52WSW MGM - 17ENE LEV/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 26040.
LAT...LON 31958611 29338866 29339098 31958850
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU1.
Watch 721 Status Report Messages:
STATUS REPORT #2 ON WW 721
VALID 290235Z - 290340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SPC..12/29/24
ATTN...WFO...MOB...LIX...
&&
STATUS REPORT FOR WT 721
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC003-013-023-025-035-039-041-053-097-099-129-131-290340-
AL
. ALABAMA COUNTIES INCLUDED ARE
BALDWIN BUTLER CHOCTAW
CLARKE CONECUH COVINGTON
CRENSHAW ESCAMBIA MOBILE
MONROE WASHINGTON WILCOX
$$
FLC033-091-113-290340-
FL
. FLORIDA COUNTIES INCLUDED ARE
ESCAMBIA OKALOOSA SANTA ROSA
$$
LAC007-051-057-071-075-087-089-093-095-103-109-290340-
LA
. LOUISIANA PARISHES INCLUDED ARE
ASSUMPTION JEFFERSON LAFOURCHE
ORLEANS PLAQUEMINES ST. BERNARD
ST. CHARLES ST. JAMES ST. JOHN THE BAPTIST
ST. TAMMANY TERREBONNE
$$
MSC039-041-045-047-059-109-111-131-153-290340-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
GEORGE GREENE HANCOCK
HARRISON JACKSON PEARL RIVER
PERRY STONE WAYNE
$$
GMZ530-532-534-536-538-557-630-631-632-633-634-635-636-650-655-
290340-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LAKE PONTCHARTRAIN AND LAKE MAUREPAS
MISSISSIPPI SOUND
LAKE BORGNE
CHANDELEUR SOUND
BRETON SOUND
COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND OUT 20
NM
NORTH MOBILE BAY
SOUTH MOBILE BAY
MISSISSIPPI SOUND
PERDIDO BAY AREA
PENSACOLA BAY AREA INCLUDING SANTA ROSA SOUND
WESTERN CHOCTAWHATCHEE BAY
EASTERN CHOCTAWHATCHEE BAY
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM
COASTAL WATERS FROM OKALOOSA-WALTON COUNTY LINE TO PENSACOLA FL
OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 721
VALID 290135Z - 290240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SPC..12/29/24
ATTN...WFO...MOB...LIX...
&&
STATUS REPORT FOR WT 721
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
ALC003-013-023-025-035-039-041-053-097-099-129-131-290240-
AL
. ALABAMA COUNTIES INCLUDED ARE
BALDWIN BUTLER CHOCTAW
CLARKE CONECUH COVINGTON
CRENSHAW ESCAMBIA MOBILE
MONROE WASHINGTON WILCOX
$$
FLC033-091-113-290240-
FL
. FLORIDA COUNTIES INCLUDED ARE
ESCAMBIA OKALOOSA SANTA ROSA
$$
LAC007-051-057-071-075-087-089-093-095-103-109-290240-
LA
. LOUISIANA PARISHES INCLUDED ARE
ASSUMPTION JEFFERSON LAFOURCHE
ORLEANS PLAQUEMINES ST. BERNARD
ST. CHARLES ST. JAMES ST. JOHN THE BAPTIST
ST. TAMMANY TERREBONNE
$$
MSC039-041-045-047-059-109-111-131-153-290240-
MS
. MISSISSIPPI COUNTIES INCLUDED ARE
GEORGE GREENE HANCOCK
HARRISON JACKSON PEARL RIVER
PERRY STONE WAYNE
$$
GMZ530-532-534-536-538-557-630-631-632-633-634-635-636-650-655-
290240-
CW
. ADJACENT COASTAL WATERS INCLUDED ARE
LAKE PONTCHARTRAIN AND LAKE MAUREPAS
MISSISSIPPI SOUND
LAKE BORGNE
CHANDELEUR SOUND
BRETON SOUND
COASTAL WATERS FROM PASCAGOULA MISSISSIPPI TO STAKE ISLAND OUT 20
NM
NORTH MOBILE BAY
SOUTH MOBILE BAY
MISSISSIPPI SOUND
PERDIDO BAY AREA
PENSACOLA BAY AREA INCLUDING SANTA ROSA SOUND
WESTERN CHOCTAWHATCHEE BAY
EASTERN CHOCTAWHATCHEE BAY
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM
COASTAL WATERS FROM OKALOOSA-WALTON COUNTY LINE TO PENSACOLA FL
OUT 20 NM
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Probability of 1 or more strong (EF2-EF5) tornadoes
Mod (50%)
Wind
Probability of 10 or more severe wind events
High (70%)
Probability of 1 or more wind events > 65 knots
Mod (50%)
Hail
Probability of 10 or more severe hail events
Mod (30%)
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 (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.
