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WWUS20 KWNS 301901

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INZ000-OHZ000-310200-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 104

NWS Storm Prediction Center Norman OK

305 PM EDT Thu Mar 30 2017



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Central and southern Indiana

  Western Ohio



* Effective this Thursday afternoon and evening from 305 PM until

  1000 PM EDT.



* Primary threats include...

  A few tornadoes possible

  Scattered damaging wind gusts to 70 mph possible

  Isolated very large hail events to 2 inches in diameter possible



SUMMARY...The air mass will continue to gradually destabilize along

and south of a northward-moving warm front across Indiana and

western Ohio. Aside from a damaging wind/some hail risk, moderately

strong low-level shear will support the possibility of tornadoes,

particularly near the warm front.



The tornado watch area is approximately along and 55 statute miles

north and south of a line from 10 miles west northwest of Terre

Haute IN to 35 miles north of Dayton OH. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU4).



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 103...



AVIATION...Tornadoes and a few severe thunderstorms with hail

surface and aloft to 2 inches. Extreme turbulence and surface wind

gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean

storm motion vector 23035.



...Guyer

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