Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 22
NWS Storm Prediction Center Norman OK
750 PM CDT Tue Mar 16 2021
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
South Central Kansas
Western and North-Central Oklahoma
Eastern Texas Panhandle
* Effective this Tuesday night and Wednesday morning from 750 PM
until 300 AM CDT.
* Primary threats include...
Widespread large hail and isolated very large hail events to 3
inches in diameter likely
Scattered damaging wind gusts to 70 mph likely
A tornado or two possible
SUMMARY...Thunderstorms are expected to intensify rapidly this
evening along a boundary over northwest Oklahoma and the northeast
Texas Panhandle. Other isolated cells may develop slightly farther
south. Storms will track northeastward across the watch, posing a
risk of very large hail, damaging winds, and perhaps a tornado or
two.
The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 90 miles west of
Clinton OK to Ponca City OK. For a complete depiction of the watch
see the associated watch outline update (WOUS64 KWNS WOU2).
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.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
24035.
...Hart
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 22
NWS Storm Prediction Center Norman OK
750 PM CDT Tue Mar 16 2021
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
South Central Kansas
Western and North-Central Oklahoma
Eastern Texas Panhandle
* Effective this Tuesday night and Wednesday morning from 750 PM
until 300 AM CDT.
* Primary threats include...
Widespread large hail and isolated very large hail events to 3
inches in diameter likely
Scattered damaging wind gusts to 70 mph likely
A tornado or two possible
SUMMARY...Thunderstorms are expected to intensify rapidly this
evening along a boundary over northwest Oklahoma and the northeast
Texas Panhandle. Other isolated cells may develop slightly farther
south. Storms will track northeastward across the watch, posing a
risk of very large hail, damaging winds, and perhaps a tornado or
two.
The severe thunderstorm watch area is approximately along and 55
statute miles north and south of a line from 90 miles west of
Clinton OK to Ponca City OK. For a complete depiction of the watch
see the associated watch outline update (WOUS64 KWNS WOU2).
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.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector
24035.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 22 SEVERE TSTM KS OK TX 170050Z - 170800Z
AXIS..55 STATUTE MILES NORTH AND SOUTH OF LINE..
90W CSM/CLINTON OK/ - PNC/PONCA CITY OK/
..AVIATION COORDS.. 50NM N/S /41E AMA - 45ENE END/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 24035.
LAT...LON 36120080 37529710 35919710 34520080
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 22 Status Report Messages:
STATUS REPORT #4 ON WW 22
VALID 170740Z - 170840Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 WNW FSI
TO 40 ENE CSM TO 20 WSW END TO 50 WSW CNU.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 191
..GLEASON..03/17/21
ATTN...WFO...ICT...OUN...AMA...
&&
STATUS REPORT FOR WS 22
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC035-170840-
KS
. KANSAS COUNTIES INCLUDED ARE
COWLEY
$$
OKC011-015-017-047-053-071-073-083-103-119-170840-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
BLAINE CADDO CANADIAN
GARFIELD GRANT KAY
KINGFISHER LOGAN NOBLE
PAYNE
$$
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.
$$
STATUS REPORT #3 ON WW 22
VALID 170635Z - 170740Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 SSW LTS
TO 20 SSW CSM TO 20 NNW CSM TO 50 SW AVK TO 50 S DDC.
..GLEASON..03/17/21
ATTN...WFO...ICT...OUN...AMA...
&&
STATUS REPORT FOR WS 22
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC035-077-191-170740-
KS
. KANSAS COUNTIES INCLUDED ARE
COWLEY HARPER SUMNER
$$
OKC003-011-015-017-039-043-047-053-059-065-071-073-075-083-093-
103-119-149-151-153-170740-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BLAINE CADDO
CANADIAN CUSTER DEWEY
GARFIELD GRANT HARPER
JACKSON KAY KINGFISHER
KIOWA LOGAN MAJOR
NOBLE PAYNE WASHITA
WOODS WOODWARD
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 22
VALID 170550Z - 170640Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 ESE CDS
TO 30 NW LTS TO 35 NW CSM TO 55 ESE LBL.
..GLEASON..03/17/21
ATTN...WFO...ICT...OUN...AMA...
&&
STATUS REPORT FOR WS 22
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC035-077-191-170640-
KS
. KANSAS COUNTIES INCLUDED ARE
COWLEY HARPER SUMNER
$$
OKC003-009-011-015-017-039-043-045-047-053-055-059-065-071-073-
075-083-093-103-119-129-149-151-153-170640-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BECKHAM BLAINE
CADDO CANADIAN CUSTER
DEWEY ELLIS GARFIELD
GRANT GREER HARPER
JACKSON KAY KINGFISHER
KIOWA LOGAN MAJOR
NOBLE PAYNE ROGER MILLS
WASHITA WOODS WOODWARD
$$
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.
$$
STATUS REPORT #1 ON WW 22
VALID 170155Z - 170240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LYONS..03/17/21
ATTN...WFO...ICT...OUN...AMA...
&&
STATUS REPORT FOR WS 22
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC035-077-191-170240-
KS
. KANSAS COUNTIES INCLUDED ARE
COWLEY HARPER SUMNER
$$
OKC003-009-011-015-017-039-043-045-047-053-055-057-059-065-071-
073-075-083-093-103-119-129-149-151-153-170240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
ALFALFA BECKHAM BLAINE
CADDO CANADIAN CUSTER
DEWEY ELLIS GARFIELD
GRANT GREER HARMON
HARPER JACKSON KAY
KINGFISHER KIOWA LOGAN
MAJOR NOBLE PAYNE
ROGER MILLS WASHITA WOODS
WOODWARD
$$
TXC087-129-179-211-295-393-483-170240-
TX
. TEXAS COUNTIES INCLUDED ARE
COLLINGSWORTH DONLEY GRAY
HEMPHILL LIPSCOMB ROBERTS
WHEELER
$$
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.
$$
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 (10%)
|
Wind
Probability of 10 or more severe wind events
|
High (70%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
High (80%)
|
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.
weather.gov 
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