Storm Prediction Center Severe Thunderstorm Watch 171

Note: 
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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   SEL1

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 171
   NWS Storm Prediction Center Norman OK
   1055 PM CDT Thu Apr 24 2025

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Western and Central Oklahoma
     Texas Panhandle

   * Effective this Thursday night and Friday morning from 1055 PM
     until 400 AM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2
       inches in diameter possible
     Scattered damaging wind gusts to 70 mph possible
     A tornado or two possible

   SUMMARY...Clusters of strong/severe storms including a few
   supercells should continue to develop southeastward regionally late
   tonight, although overall storm intensity should gradually diminish
   overnight.

   The severe thunderstorm watch area is approximately along and 45
   statute miles north and south of a line from 25 miles south of
   Borger TX to 40 miles southeast of Enid OK. For a complete depiction
   of the watch see the associated watch outline update (WOUS64 KWNS
   WOU1).

   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 167...WW 169...WW 170...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   29025.

   ...Guyer

   SEL1

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 171
   NWS Storm Prediction Center Norman OK
   1055 PM CDT Thu Apr 24 2025

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     Western and Central Oklahoma
     Texas Panhandle

   * Effective this Thursday night and Friday morning from 1055 PM
     until 400 AM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2
       inches in diameter possible
     Scattered damaging wind gusts to 70 mph possible
     A tornado or two possible

   SUMMARY...Clusters of strong/severe storms including a few
   supercells should continue to develop southeastward regionally late
   tonight, although overall storm intensity should gradually diminish
   overnight.

   The severe thunderstorm watch area is approximately along and 45
   statute miles north and south of a line from 25 miles south of
   Borger TX to 40 miles southeast of Enid OK. For a complete depiction
   of the watch see the associated watch outline update (WOUS64 KWNS
   WOU1).

   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 167...WW 169...WW 170...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   29025.

   ...Guyer

Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.

   SAW1 
   WW 171 SEVERE TSTM OK TX 250355Z - 250900Z
   AXIS..45 STATUTE MILES NORTH AND SOUTH OF LINE..
   25S BGD/BORGER TX/ - 40SE END/ENID OK/
   ..AVIATION COORDS.. 40NM N/S /12ENE AMA - 35SE END/
   HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
   MAX TOPS TO 500. MEAN STORM MOTION VECTOR 29025.

   LAT...LON 35990140 36599741 35299741 34680140

   THIS IS AN APPROXIMATION TO THE WATCH AREA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
   FOR WOU1.

Watch 171 Status Report Message has not been issued yet.

Note:
 Click for Complete Product Text.

Tornadoes

Wind

Hail

Combined Severe Hail/Wind

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.