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 357
NWS Storm Prediction Center Norman OK
135 PM CDT Sat Jul 11 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern Kansas
Western Missouri
* Effective this Saturday afternoon and evening from 135 PM until
800 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging winds likely with isolated significant gusts
to 75 mph possible
A tornado or two possible
SUMMARY...Scattered severe thunderstorms including initial
supercells will continue to develop this afternoon and move
southeastward. Large hail will be primary risk, especially
initially, but the potential for damaging winds is likely to
increase as storms spread southeastward through late afternoon/early
evening.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 25 miles west of
Manhattan KS to 55 miles east southeast of Kansas City MO. 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 356...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
32025.
...Guyer
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 357
NWS Storm Prediction Center Norman OK
135 PM CDT Sat Jul 11 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern Kansas
Western Missouri
* Effective this Saturday afternoon and evening from 135 PM until
800 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging winds likely with isolated significant gusts
to 75 mph possible
A tornado or two possible
SUMMARY...Scattered severe thunderstorms including initial
supercells will continue to develop this afternoon and move
southeastward. Large hail will be primary risk, especially
initially, but the potential for damaging winds is likely to
increase as storms spread southeastward through late afternoon/early
evening.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 25 miles west of
Manhattan KS to 55 miles east southeast of Kansas City MO. 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 356...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 600. Mean storm motion vector
32025.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 357 SEVERE TSTM KS MO 111835Z - 120100Z
AXIS..50 STATUTE MILES NORTH AND SOUTH OF LINE..
25W MHK/MANHATTAN KS/ - 55ESE MKC/KANSAS CITY MO/
..AVIATION COORDS.. 45NM N/S /26ENE SLN - 51NE BUM/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..65 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 32025.
LAT...LON 39849714 39539366 38089366 38419714
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 357 Status Report Message has not been issued yet.
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
|
High (70%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (40%)
|
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 (90%)
|
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.
weather.gov 
@NWSSPC
