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.
URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 260
NWS Storm Prediction Center Norman OK
355 PM CDT Fri Jun 11 2021
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far southeast Kansas
Central to southwest Missouri
* Effective this Friday afternoon and evening from 355 PM until
1000 PM CDT.
* Primary threats include…
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY…Clusters of strong to severe storms will likely persist
southeast and then south across central to southwest Missouri.
Damaging winds will be the primary threat.
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 50 miles south of
Jefferson City MO to 35 miles west northwest of Joplin MO. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU0).
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
OTHER WATCH INFORMATION…CONTINUE…WW 259…
AVIATION…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 600. Mean storm motion vector
Note: The Aviation Watch (SAW) product is an approximation to the watch area. The actual watch is depicted by the shaded areas.
WW 260 SEVERE TSTM KS MO 112055Z – 120300Z
AXIS..70 STATUTE MILES NORTH AND SOUTH OF LINE..
50S JEF/JEFFERSON CITY MO/ – 35WNW JLN/JOPLIN MO/
..AVIATION COORDS.. 60NM N/S /57S COU – 13NNE OSW/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 33030.
LAT…LON 36869215 36339509 38369509 38899215
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
Watch 260 Status Report Message has not been issued yet.
Note: Click for Complete Product Text.TornadoesProbability of 2 or more tornadoes
Probability of 1 or more strong (EF2-EF5) tornadoes
Low ( 65 knots
HailProbability of 10 or more severe hail events
Probability of 1 or more hailstones > 2 inches
Combined Severe Hail/WindProbability of 6 or more combined severe hail/wind events
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.