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Status of NDFD Elements as of
Nov 5, 2013

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NDFD-Related Technical Implementation Notices (TINs):

NDFD-related TINs are listed on this page. You can also access a list of all Weather Service TINs issued in the last six months as well as older TINs.

2014

TIN No.

Subject

PNS14 Comments Solicited from August 19, 2014, through November 30, 2014 on Experimental Tropical Cyclone Threat Grids Added to the NDFD
TIN14-15 Amended: Increasing Resolution in the National Digital Forecast Database (NDFD) Effective Tuesday, August 19, 2014
TIN14-15 Increasing Resolution in the National Digital Forecast Database (NDFD) Effective Tuesday, August 19, 2014
TIN14-14 Combining fine resolution files in the experimental National Digital Forecast Database (NDFD) Effective May 6, 2014

2013

TIN No.

Subject

TIN13-42 Temporal Resolution of Forecasts for Hazards, Significant Wave Heights, Wind Direction, Speed and Gusts on the Oceanic Domain in the Experimental National Digital Forecast Database (NDFD) Will Increase Effective December 18, 2013
SCN13-64 Experimental Ice Accumulation Grids Transition to Operational Status in the National
Digital Forecast Database for CONUS Only Effective November 5, 2013
PNS13 Amended: Soliciting Comments through December 31, 2013, on an Experimental National Digital Forecast Database Map Viewer
PNS13

Experimental Gridded Marine Offshore and High Seas Forecasts in the National Digital Forecast Database (NDFD) Effective Wednesday March 20, 2013

PNS13

Soliciting Comments through May 31, 2013, on an Experimental National Digital Forecast Database Map Viewer

2012

TIN No.

Subject

TIN12-50

Corrected: Two Operational Fire Weather Elements to be Added to the National Digital Forecast Database for the United States, including Hawaii, Guam and Puerto Rico, Effective November 27, 2012

PNS12 Seeking Comments on Increasing the Resolution in the National Digital Forecast Database (NDFD) Effective August 28, 2012
TIN12-05

Two Experimental Fire Weather Elements to be Added to the National Digital Forecast Database for the United States, including Alaska and Hawaii, Effective February 15, 2012

2011

TIN No.

Subject

PNS11 Experimental Ice Accumulation Grids to be Added to the National Digital Forecast Database (NDFD), for CONUS Only Effective October 12, 2011
TIN11-25

Transition to Operational Status of Two Fire Weather Outlook Elements in NDFD for CONUS Only: Effective July 14, 2011

TIN11-12 Experimental U.S. Arctic Offshore Marine Zones to be added to the National Digital Forecast Database(NDFD) and changes to existing NDFD parameters in other Alaska Offshore zones effective May 18, 2011
TIN11-03

Two Experimental Fire Weather Outlook Elements to be Added to the National Digital Forecast Database for CONUS Only Effective February 23, 2011

2010

TIN No.

Subject

TIN10-59

Discontinue the Experimental NDFD WFS:  Effective March 1, 2011

TIN10-58 Extend Comment Period for Experimental Service Allowing NDFD Users to Identify Updated Grids:  Effective December 13, 2010
TIN10-28

Amended: Domain Changes for Hawaii NDFD DNG NAM and RTMA Postponed Until September 28, 2010

TIN10-16 Tropical Cyclone Surface Wind Speed Probability Elements for The North Pacific Ocean Become Operational in the NDFD: Effective May 13, 2010
TIN10-05

Increase in Temporal Resolution to Significant Wave Height Grid in the National Digital Forecast Database (NDFD) Effective Wednesday February 17, 2010

2009

TIN No.

Subject

TIN09-24

Hazards Grid In NDFD Transitions To Operational Status Effective September 15, 2009

TIN09-20

Nine Additional Alaska Gridded Forecast Elements to be Added to NDFD in Experimental Status Effective July 8, 2009

TIN09-14

Nine Convective Outlook Hazard Probability Elements Transition to Operational in NDFD Effective April 30, 2009

2008

TIN No.

Subject

TIN08-57
Amended
Twelve Climate Outlook Probability Elements to Become Operational in the National Digital Forecast Database (NDFD) on August 21 2008 at 1200 UTC
TIN08-57 Twelve Climate Outlook Probability Elements to Become Operational in the National Digital Forecast Database (NDFD) on August 21 2008 at 1200 UTC
TIN08-50 Quantitative Precipitation, Sky Cover, and Snow Amount elements to become operational in the NDFD on July 8, 2008 at 1400 UTC (midnight local time on July 9, 2008 in Guam)
TIN08-49 Hazards element to become experimental in the NDFD on July 8, 2008 at 1400 UTC (midnight local time on July 9, 2008 in Guam)
TIN08-34 Probabilistic Tropical Cyclone Surface Wind Speed Elements for the North Pacific Ocean to Be Added to the National Digital Forecast Database /NDFD/ on May 15 2008 at 1200 UTC

2007

TIN No.

Subject

TIN07-19 Amended

Comment Period for Web Feature Service Access To the National Digital Forecast Database Extended Through April 30, 2008

TIN07-71 Twelve Experimental Climate Outlook Hazard Probability Elements to Be Added To The National Digital Forecast Database (NDFD) On October 18, 2007 at 1400 UTC
TIN07-63 Enhanced Options for Specifying Location Input to the National Digital Forecast Database /NDFD/ Simple Object Access Protocol (SOAP) Service Starts October 18, 2007
TIN07-58

Gridded Binary Encoding and Decoding Changes for the Experimental Convective Outlook Hazard Probability Elements in the National Digital Forecast Database (NDFD):  Effective September 20, 2007

TIN07-56 Wind Gust element to become Operational in the NDFD on September 20, 2007 at 1400 UTC (September 21, 2007 at midnight local time in Guam)
TIN07-32
Significant Wave Height Element to become Operational in the NDFD on May 31 2007 at 1200 UTC
TIN07-31 Probabilistic Tropical Cyclone Surface Wind Speed elements to become Operational in the NDFD on May 31 2007 with the 1200 UTC issuance
TIN07-19 Experimental Web Feature Service Access to the NDFD Elements Begins May 1, 2007
TIN07-05

Nine Experimental Convective Outlook Hazard Probability Elements to be added to the NDFD On February 27, 2007 at 1400 UTC

2006

TIN No.

Subject

TIN06-73

Upgrade NWS XML services to operational status effective December 4, 2006

TIN06-72

Reminder: Change in time the NWS NDFD is extended by 24 hours: effective November 28, 2006

TIN06-66

Experimental QPF element for HAWAII to be added to the NDFD on November 1 2006 at 1400 UTC

TIN06-60

NWS NDFD element files to be split into smaller files on September 6, 2006 (September 7 local Guam time) reminder and specific information about what will happen between 1300 and 1400 UTC on implementation day

TIN06-55

New experimental wind gust element to be added to NDFD on September 6, 2006 (September 7, 2006 in Guam)

TIN06-54

Forecasts for Alaska added to the NDFD in experimental status on September 6, 2006 at 1400 UTC

TIN06-51

Change in time the NWS NDFD is extended by 24 hours: effective November 28, 2006

TIN06-39

NWS NDFD element files to be split into smaller files on September 6, 2006 (September 7 local Guam time)

TIN06-37

New experimental NDFD tropical cyclone surface wind speed probability elements for the Contiguous US and adjacent coastal areas: effective July 5, 2006

TIN06-30

NWS National Digital Forecast Database (NDFD) element files to be split into smaller files on September 6, 2006 (September 7, local Guam time)

TIN06-07 Amended

NWS NDFD improvements: relative humidity and apparent temperature elements to become operational on March 15, 2006 (March 16, local Guam time)

TIN06-07

NWS NDFD improvements: relative humidity and apparent temperature elements to become operational on March 15, 2006 (March 16 local Guam time)

TIN06-04

NWS National Digital Forecast Database (NDFD) operational readiness status message: Two experimental elements to become operational on March 15 2006 (March 16 local Guam time)

2005

TIN05-73
Updated

National Digital Forecast Database implementation of wind direction and wind speed postponed until December 14, 2005 at 1400 UTC (December 15 at midnight local Guam time)

TIN05-73

Two National Digital Forecast Database (NDFD) elements to become operational on December 8 2005 (December 9, 2005 in Guam)

TIN05-72

NWS National Digital Forecast Database (NDFD) operational readiness status message: Next implementation scheduled December 8, 2005 (December 9, 2005 local Guam time)

TIN05-60
Updated

NDFD improvements for Guam: Implementation postponed until September 20, 2005 at 1400 UTC (September 21 at midnight local Guam time)

TIN05-60

National Digital Forecast Database improvements for Guam: Six elements become operational on September 14, 2005, at 1400 UTC (September 15 at midnight local Guam time)

TIN05-55

NWS National Digital Forecast Database (NDFD) Operational readiness status message: Next implementation scheduled September 14 2005

TIN05-37
Amendment
#2 (issued
6/23/05)

National Digital Forecast Database (NDFD) improvements for the contiguous United States, Puerto Rico and the Virgin Islands, and Hawaii effective June 15 2005 at 1400 UTC

TIN05-37
Amendment
#1 (issued
6/22/05)

National Digital Forecast Database improvements for the contiguous United States, Puerto Rico and the Virgin Islands, and Hawaii: Effective June 15 2005 at 1400 UTC

TIN05-37
(issued
5/13/05)

National Digital Forecast Database improvements for the contiguous United States, Puerto Rico, and Hawaii: Effective June 15 2005 at 1400 UTC

TIN05-24
Corrected

National Weather Service National Digital Forecast Database (NDFD) operational readiness status message: Next implementation scheduled for June 15 2005

TIN05-12

Three National Digital Forecast Database (NDFD) elements for the contiguous U.S. become operational on March 15 2005 at 1400 UTC

2004

TIN04-65

Update: National Weather Service National Digital Forecast Database (NDFD) status

TIN04-61

Reminder: Three National Digital Forecast Database (NDFD) elements for the continguous U.S. become official on December 1 2004 at 1400 UTC

TIN04-49

Update: National Weather Service National Digital Forecast Database (NDFD) Status

TIN04-46

Experimental digital data from Hawaii and Guam now available in the National Weather Service National Digital Forecast Database (NDFD)

N/A

National Weather Service (NWS) National Digital Forecast Database (NDFD)   (Issued as Public Information Statement)

TIN04-34

Update: National Weather Service National Digital Forecast Database (NDFD) Status

TIN04-30

NWS Offers Experimental XML web services (including NDFD data)

TIN04-18

Update: National Weather Service National Digital Forecast Database (NDFD) Status

2003

TIN 03-42
Corrrected

Update: National Weather Service Experimental National Digital Forecast Database (NDFD) comment period extended

TIN 03-27

Update: National Weather Service Experimental National Digital Forecast Database (NDFD) element release

   

2002

TIN 02-31

National Weather Service Experimental National Digital Forecast Database...Effective December 2, 2002
` August 11, 2014