NOUS41 KWBC 112004
PNSWSH
Technical Implementation Notice 12-21
National Weather Service Headquarters Washington DC
405 PM EDT Wed Apr 10 2012
To: National Weather Service Offices
Federal Aviation Administration Customers
Family
of Services Subscribers
Other Customers of NWS Aviation Forecasts
From: Cynthia Abelman
Chief,
Aviation Services Branch
Subject: Terminal Radar
Approach Control (TRACON) Approach
and Departure Gate
Forecast for Convection
Effective Tuesday, May 22, 2012 at 1000 Coordinated Universal
Time (UTC) all Center Weather Service Units (CWSUs) that produce a TRACON
Approach and Departure Gate Forecast for Convection will issue them in accordance
to NWSI 10-803, Section 7.5. This change was made to standardize the forecast format,
issuance time, colors used, and terminology. These changes are clearly explained
in NWSI 10-803. The products can be found online at:
http://www.aviationweather.gov/cwsu/
For
more information, please contact:
Cyndie Abelman
Chief, Aviation Services Branch
National Weather Service Headquarters
Silver Spring, Maryland, 20910
301-713-1726 X140
National NWS Technical Implementation Notices are online:
http://www.weather.gov/om/notif.htm
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