GFS-LAMP Products on NWS tgftp server

Information regarding LAMP Products on the NWS server

The GFS-LAMP guidance is currently available every hour.

The GFS LAMP station guidance is available in the following formats: ASCII text bulletin and BUFR format. The GFS LAMP gridded Lightning and Convection guidance is available in GRIB2 format.

Beginning July 25, 2006, these products are being disseminated via the NWS Telecommunications Gateway to the SBN and NOAAPORT. In addition, the guidance is available on the LAMP web site http://weather.gov/mdl/gfslamp/gfslamp.shtml

Beginning August 8, 2006, the GFS LAMP products are also be available via anonymous ftp from the NWS tgftp server. The details for retrieving the data from the NWS server can be found in the table below.

Beginning April 8, 2014, the GFS LAMP new convection and upgraded lightning products will be available via anonymous ftp from the NWS tgftp server.

The details for retrieving the data from the NWS server can be found in the table below.

For details regarding the ASCII text product see http://www.nws.noaa.gov/mdl/gfslamp/docs/LAMP_description.shtml

For details regarding the BUFR product see http://www.nws.noaa.gov/mdl/gfslamp/docs/BufrLAMPintro05.shtml

For details regarding the GRIB2 products see http://www.nws.noaa.gov/mdl/gfslamp/docs/lampgrib2.shtml

GFS LAMP Products available on NWS server

ftp to tgftp.nws.noaa.gov
username is anonymous
supply your email address for the password

set type ASCII for text data
set type binary for BUFR and GRIB2 data

Data Type

NWS server location

ASCII Text Bulletin

SL.us008001/DF.anf/DC.lampgfs/cy.HH.txt where HH=cycle hour
for web access click here

BUFR

SL.us008001/DF.bf/DC.lampgfs/cy.HH.bin where HH=cycle hour
for web access click here

GRIB2

Lightning Probabilities in a 2-hr period, on a 5-km grid:
SL.us008001/ST.opnl/DF.gr2/DC.ndgd/GT.lampgfs/AR.conus/ds.pts02.bin
Lightning Thunderstorm Occurrence (Yes/No) in a 2-hr period, on a 5-km grid:
SL.us008001/ST.opnl/DF.gr2/DC.ndgd/GT.lampgfs/AR.conus/ds.ots02.bin
for web access click here
On or about March 25, 2014, the following GRIB2 messages:

LAMP Lightning Probabilities, on a 2.5km grid: ds.plt02.bin
LAMP Forecast Potential (no/low/medium/high) of lightning occurring, on a 2.5km grid: ds.olt02.bin
LAMP Convection Probabilities, on a 2.5km grid: ds.pcv02.bin
LAMP Forecast Potential (no/low/medium/high) of convection occurring, on a 2.5km grid: ds.ocv02.bin

will be available in this location:
ftp://tgftp.nws.noaa.gov/SL.us008001/ST.opnl/DF.gr2/DC.ndgd/GT.glmp/AR.conus/VP.001-003/

We will remove the following files:
Lightning Probabilities in a 2-hr period, on a 5-km grid: ds.pts02.bin
Thunderstorm Occurrence (Yes/No) in a 2-hr period, on a 5-km grid: ds.ots02.bin
from this directory:
ftp://tgftp.nws.noaa.gov/SL.us008001/ST.opnl/DF.gr2/DC.ndgd/GT.lampgfs/AR.conus

The above directory and its parent directory:
ftp://tgftp.nws.noaa.gov/SL.us008001/ST.opnl/DF.gr2/DC.ndgd/GT.lampgfs
will also be removed from the NWS tgftp server.

Localized Aviation MOS Program