Source: US National Oceanic and Atmospheric Administration
Note: The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.Note: Click for Watch Status Reports.
SEL3
URGENT – IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 303
NWS Storm Prediction Center Norman OK
110 PM CDT Tue May 20 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern Arkansas
Southern Illinois
Western Kentucky
Southeast Missouri
Northern Mississippi
West Tennessee
* Effective this Tuesday afternoon and evening from 110 PM until
800 PM CDT.
* Primary threats include…
A few tornadoes likely with a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging wind gusts to 70 mph likely
SUMMARY…Thunderstorms will intensify across the watch area this
afternoon in a very moist and unstable air mass. A few supercells
are expected, capable of large hail, damaging winds, and a few
tornadoes.
The tornado watch area is approximately along and 110 statute miles
east and west of a line from 60 miles east northeast of Poplar Bluff
MO to 35 miles south of Greenville MS. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU3).
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 302…
AVIATION…Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 24030.
…Hart
SEL3
URGENT – IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 303
NWS Storm Prediction Center Norman OK
110 PM CDT Tue May 20 2025
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Eastern Arkansas
Southern Illinois
Western Kentucky
Southeast Missouri
Northern Mississippi
West Tennessee
* Effective this Tuesday afternoon and evening from 110 PM until
800 PM CDT.
* Primary threats include…
A few tornadoes likely with a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging wind gusts to 70 mph likely
SUMMARY…Thunderstorms will intensify across the watch area this
afternoon in a very moist and unstable air mass. A few supercells
are expected, capable of large hail, damaging winds, and a few
tornadoes.
The tornado watch area is approximately along and 110 statute miles
east and west of a line from 60 miles east northeast of Poplar Bluff
MO to 35 miles south of Greenville MS. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU3).
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 302…
AVIATION…Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2.5 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 24030.
…Hart
Note: The Aviation Watch (SAW) product is an approximation to the watch area. The actual watch is depicted by the shaded areas.
SAW3
WW 303 TORNADO AR IL KY MO MS TN 201810Z – 210100Z
AXIS..110 STATUTE MILES EAST AND WEST OF LINE..
60ENE POF/POPLAR BLUFF MO/ – 35S GLH/GREENVILLE MS/
..AVIATION COORDS.. 95NM E/W /50SE FAM – 46SW SQS/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24030.
LAT…LON 37088747 32958908 32959288 37089146
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 303 Status Report Message has not been issued yet.
Note: Click for Complete Product Text.Tornadoes
Probability of 2 or more tornadoes
Mod (60%)
Probability of 1 or more strong (EF2-EF5) tornadoes
Mod (40%)
Wind
Probability of 10 or more severe wind events
Mod (60%)
Probability of 1 or more wind events > 65 knots
Low (20%)
Hail
Probability of 10 or more severe hail events
High (70%)
Probability of 1 or more hailstones > 2 inches
Mod (60%)
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
High (>95%)
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.