Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2
WWUS20 KWNS 210458
SPC WW 210458

Tornado Watch Number 10
NWS Storm Prediction Center Norman OK
1100 PM CST Fri Jan 20 2017

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of
  Southeastern Louisiana
  Southern Mississippi
  Coastal Waters

* Effective this Friday night and Saturday morning from 1100 PM
  until 700 AM CST.

* Primary threats include...
  A few tornadoes likely
  Scattered damaging wind gusts to 70 mph possible
  Isolated very large hail events to 2 inches in diameter possible

SUMMARY...An expanding area of thunderstorms is expected to move
east-northeastward across this watch through the overnight hours,
into a favorably destabilizing and inland-spreading Gulf air mass.
Other, more isolated activity is possible ahead of the main complex
as well.  Forecast ingredients support all modes of severe weather
including a tornado threat.  See SPC mesoscale discussion 83 for
initial meteorological details.

The tornado watch area is approximately along and 100 statute miles
north and south of a line from 40 miles southwest of Baton Rouge LA
to 60 miles east southeast of Pine Belt MS. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS


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.



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 25030.

...Edwards is the U.S. government's official web portal to all federal, state and local government web resources and services.