URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 584
NWS Storm Prediction Center Norman OK
615 PM CDT Wed Jul 31 2024

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Western and Central Iowa
  Northern Missouri

* Effective this Wednesday night and Thursday morning from 615 PM
  until 100 AM CDT.

* Primary threats include...
  Widespread damaging winds and isolated significant gusts to 90
    mph likely
  Isolated large hail events to 1.5 inches in diameter possible
  A tornado or two possible

SUMMARY...An intense severe-wind producing bow echo will continue
eastward this evening into western and central Iowa and perhaps
adjacent parts of northern Missouri.  Numerous to widespread severe
gusts (60-90 mph), and perhaps a tornado, are the primary hazards
with this squall line as it moves east into the Watch area.

The severe thunderstorm watch area is approximately along and 85
statute miles east and west of a line from 45 miles north northwest
of Des Moines IA to 35 miles south southwest of Lamoni IA. 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...CONTINUE...WW 579...WW 580...WW
581...WW 582...WW 583...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 80 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
26045.

...Smith