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WWUS20 KWNS 210429
SEL4
SPC WW 210429
IAZ000-KSZ000-NEZ000-211200-

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 274
NWS Storm Prediction Center Norman OK
1130 PM CDT Mon May 20 2024

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  Extreme western Iowa
  Extreme north central Kansas
  Central into eastern Nebraska

* Effective this Monday night and Tuesday morning from 1130 PM
  until 700 AM CDT.

* Primary threats include...
  Widespread damaging winds and isolated significant gusts to 75
    mph likely
  Scattered large hail events to 1.5 inches in diameter likely
  A tornado or two possible

SUMMARY...Ongoing storms with a hail/wind threat may persist for a
couple more hours across eastern Nebraska/western Iowa, while storms
well to the west will grow upscale into a larger/bowing convective
system overnight into central then eastern Nebraska.  Damaging wind
swaths up to 75 mph will be the main threat, along with large hail
up to 1.5 inches in diameter and a tornado or two with embedded
circulations.

The severe thunderstorm watch area is approximately along and 65
statute miles north and south of a line from 60 miles south
southwest of Broken Bow NE to 20 miles northeast of Omaha NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4).

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...This severe thunderstorm watch replaces
severe thunderstorm watch number 271. Watch number 271 will not
be in effect after 1130 PM CDT. CONTINUE...WW 269...WW 272...WW
273...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25035.

...Thompson