URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 91
NWS Storm Prediction Center Norman OK
225 PM CDT Mon Mar 27 2017
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Far southern Indiana
* Effective this Monday afternoon and evening from 225 PM until
1000 PM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Within a moderately moist and unstable environment,
multiple corridors of severe thunderstorms including some supercells
will continue to move east-northeastward across the region through
the late afternoon and evening hours.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 40 miles northeast of
Louisville KY to 80 miles south of Nashville TN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU1).
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
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector