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NOUS41 KWBC 271844

Technical Implementation Notice 15-10
National Weather Service Headquarters Washington DC
145 PM EST Fri Feb 27 2015

To:       Subscribers:
          - Family of Services
          - NOAA Weather Wire Service
          - Emergency Managers Weather Information Network
          - NOAAPORT
          Other NWS partners and NWS employees

From:     Eli Jacks
          Chief, Fire and Public Weather Services Branch

Subject:  Transition of the National Digital Forecast
          Database Map Viewer from Experimental to
          Operational Status Effective March 31, 2015

Effective Tuesday, March 31, 2015, at 1400 Coordinated
Universal Time (UTC), the experimental NDFD Map Viewer will
transition to operational status. The NDFD Map Viewer
provides more efficient and effective data display and
interaction. It enables users to interactively zoom and roam
NDFD forecast grids displayed at full spatial and temporal

The experimental NDFD Map Viewer is currently available at:

On March 31, the operational NDFD Map Viewer will be
available at:

The above url is not valid until after 1400 UTC on March 31,

Users may view NDFD information at full resolution for both
the Conterminous (CONUS) United States and the Outside
Conterminous United States (OCONUS) by using the drop down

Initially, images of NDFD grids will continue to be
available at:

After March 31, national, regional, state and WFO graphical
pages will begin transitioning to the new NDFD Map Viewer.
WFO pages will scale back to only WFO-specific or unique
forecast elements not included in the NDFD. Before this
change, a message will appear on each page announcing this

Further information regarding this map viewer is available
in a Product Description Document online at:

General information on accessing and using NDFD elements is
online at:

If March 31, 2015, is a critical weather day, this
implementation may be postponed. Partners and users will be
notified of that decision via a Technical Implementation
Notice as far in advance as possible.

For general questions regarding NDFD data, please email:

For technical questions regarding NDFD data, please contact:

  David Ruth
  Chief, Mesoscale Prediction Branch
  NOAA/NWS Office of Science and Technology
  Silver Spring, Maryland 20910

For questions regarding this notice, please contact:

  Andy Horvitz
  National Weather Service
  Office of Climate Water and Weather Services
  Silver Spring, Maryland 20910

Technical Implementation Notices specifically related to
NDFD are online at:

National Technical Implementation Notices are online at:

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