MIL-OSI USA: SPC Tornado Watch 200

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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.
SEL0

URGENT – IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 200
NWS Storm Prediction Center Norman OK
510 PM CDT Mon May 20 2019

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of
Western and central Arkansas
Southeast Kansas
Southwest Missouri
Eastern Oklahoma

* Effective this Monday afternoon and Tuesday morning from 510 PM
until 100 AM CDT.

* Primary threats include…
A few tornadoes likely with a couple intense tornadoes possible
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible

SUMMARY…Multiple areas of increasing severe thunderstorms are
expected through the early/mid-evening hours. Initially,
semi-discrete storms from far eastern Oklahoma into western/central
Arkansas could pose a severe/tornado risk, while other storms will
continue to move east/northeastward across northeast Oklahoma,
southeast Kansas, and southwest Missouri. A more widespread damaging
wind and continued tornado risk could evolve later this evening,
particularly across northeast Oklahoma into northwest Arkansas and
southwest Missouri.

The tornado watch area is approximately along and 110 statute miles
north and south of a line from 10 miles north northwest of Tulsa OK
to 50 miles east northeast of Russellville AR. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).

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 197…WW 198…WW 199…

AVIATION…Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2.5 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 550. Mean
storm motion vector 23030.

…Guyer

SEL0

URGENT – IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 200
NWS Storm Prediction Center Norman OK
510 PM CDT Mon May 20 2019

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of
Western and central Arkansas
Southeast Kansas
Southwest Missouri
Eastern Oklahoma

* Effective this Monday afternoon and Tuesday morning from 510 PM
until 100 AM CDT.

* Primary threats include…
A few tornadoes likely with a couple intense tornadoes possible
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible

SUMMARY…Multiple areas of increasing severe thunderstorms are
expected through the early/mid-evening hours. Initially,
semi-discrete storms from far eastern Oklahoma into western/central
Arkansas could pose a severe/tornado risk, while other storms will
continue to move east/northeastward across northeast Oklahoma,
southeast Kansas, and southwest Missouri. A more widespread damaging
wind and continued tornado risk could evolve later this evening,
particularly across northeast Oklahoma into northwest Arkansas and
southwest Missouri.

The tornado watch area is approximately along and 110 statute miles
north and south of a line from 10 miles north northwest of Tulsa OK
to 50 miles east northeast of Russellville AR. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).

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 197…WW 198…WW 199…

AVIATION…Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2.5 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 550. Mean
storm motion vector 23030.

…Guyer

Note: The Aviation Watch (SAW) product is an approximation to the watch area. The actual watch is depicted by the shaded areas.
SAW0
WW 200 TORNADO AR KS MO OK 202210Z – 210600Z
AXIS..110 STATUTE MILES NORTH AND SOUTH OF LINE..
10NNW TUL/TULSA OK/ – 50ENE RUE/RUSSELLVILLE AR/
..AVIATION COORDS.. 95NM N/S /11NW TUL – 51N LIT/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 23030.

LAT…LON 37939594 37119226 33939226 34749594

THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.

Watch 200 Status Report Message has not been issued yet.

Note:  Click for Complete Product Text.TornadoesProbability of 2 or more tornadoes

Mod (60%)

Probability of 1 or more strong (EF2-EF5) tornadoes

Mod (40%)

WindProbability of 10 or more severe wind events

High (70%)

Probability of 1 or more wind events > 65 knots

Mod (50%)

HailProbability of 10 or more severe hail events

Mod (50%)

Probability of 1 or more hailstones > 2 inches

Mod (30%)

Combined Severe Hail/WindProbability 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.

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