SPC Tornado Watch 669

WW 669 TORNADO IA MO NE 142150Z – 150500Z

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 669
NWS Storm Prediction Center Norman OK
450 PM CDT Mon Sep 14 2026

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Western into Central Iowa
  Far Northwest Missouri
  Eastern Nebraska

* Effective this Monday afternoon from 450 PM until Midnight CDT.

* Primary threats include...
  A couple tornadoes possible
  Scattered damaging winds and isolated significant gusts to 80
    mph likely
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible

SUMMARY...Scattered severe thunderstorms are forecast to develop and
intensify this evening.  A couple of tornadoes are possible, as well
as scattered severe gusts (60 to 80 mph) and large hail (1 to 2
inches in diameter).  The greatest tornado risk will likely focus
with supercell activity this evening, but a lingering tornado threat
may extend into the late evening as storms grow upscale into a
squall line.

The tornado watch area is approximately along and 60 statute miles
north and south of a line from 30 miles west southwest of Lincoln NE
to 5 miles northeast of Des Moines IA. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS
WOU9).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 668...

AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2 inches. Extreme turbulence and surface wind
gusts to 70 knots. A few cumulonimbi with maximum tops to 550. Mean
storm motion vector 24030.

...Smith

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