Press "Enter" to skip to content

Storm Prediction Center Severe Thunderstorm Watch 456


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

Note: Click for Watch Status Reports.

   SEL6

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Severe Thunderstorm Watch Number 456
   NWS Storm Prediction Center Norman OK
   500 PM CDT Sun Aug 22 2021

   The NWS Storm Prediction Center has issued a

   * Severe Thunderstorm Watch for portions of 
     North-central Kansas
     South-central Nebraska

   * Effective this Sunday afternoon and evening from 500 PM until
     1000 PM CDT.

   * Primary threats include...
     Scattered large hail and isolated very large hail events to 2
       inches in diameter possible
     Isolated significant damaging wind gusts to 75 mph possible
     A tornado or two possible

   SUMMARY...A couple splitting supercells may develop across central
   portions of the Kansas-Nebraska border this evening.

   The severe thunderstorm watch area is approximately along and 60
   statute miles north and south of a line from 40 miles west northwest
   of Hill City KS to 10 miles east southeast of Hastings NE. For a
   complete depiction of the watch see the associated watch outline
   update (WOUS64 KWNS WOU6).

   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 455...

   AVIATION...A few severe thunderstorms with hail surface and aloft to
   2 inches. Extreme turbulence and surface wind gusts to 65 knots. A
   few cumulonimbi with maximum tops to 550. Mean storm motion vector
   24025.

   ...Grams