Storm Prediction Center Severe Thunderstorm Watch 55

Note: 
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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   SEL5

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 55
   NWS Storm Prediction Center Norman OK
   745 PM CDT Fri Mar 15 2024

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     South Texas

   * Effective this Friday night and Saturday morning from 745 PM
     until 300 AM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2.5
       inches in diameter likely
     Scattered damaging wind gusts to 70 mph possible

   SUMMARY...Severe thunderstorms currently just west of the Rio Grande
   will build eastward into South Texas tonight, posing a risk of very
   large hail and damaging winds.

   The severe thunderstorm watch area is approximately along and 55
   statute miles east and west of a line from 50 miles northwest of
   Cotulla TX to 30 miles west southwest of Mcallen TX. For a complete
   depiction of the watch see the associated watch outline update
   (WOUS64 KWNS WOU5).

   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 54...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   29035.

   ...Hart

   SEL5

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 55
   NWS Storm Prediction Center Norman OK
   745 PM CDT Fri Mar 15 2024

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     South Texas

   * Effective this Friday night and Saturday morning from 745 PM
     until 300 AM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2.5
       inches in diameter likely
     Scattered damaging wind gusts to 70 mph possible

   SUMMARY...Severe thunderstorms currently just west of the Rio Grande
   will build eastward into South Texas tonight, posing a risk of very
   large hail and damaging winds.

   The severe thunderstorm watch area is approximately along and 55
   statute miles east and west of a line from 50 miles northwest of
   Cotulla TX to 30 miles west southwest of Mcallen TX. For a complete
   depiction of the watch see the associated watch outline update
   (WOUS64 KWNS WOU5).

   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 54...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
   few cumulonimbi with maximum tops to 500. Mean storm motion vector
   29035.

   ...Hart

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

   SAW5 
   WW 55 SEVERE TSTM TX 160045Z - 160800Z
   AXIS..55 STATUTE MILES EAST AND WEST OF LINE..
   50NW COT/COTULLA TX/ - 30WSW MFE/MCALLEN TX/
   ..AVIATION COORDS.. 50NM E/W /56ESE DLF - 70W BRO/
   HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
   MAX TOPS TO 500. MEAN STORM MOTION VECTOR 29035.

   LAT...LON 28969890 26019779 26019956 28960071

   THIS IS AN APPROXIMATION TO THE WATCH AREA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
   FOR WOU5.

Watch 55 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.