The NWS eMail Data Input System (EDIS) is a procedure that allows
designated meteorological data providers the capability to input
weather bulletins to the National Weather Service Telecommunication
Gateway (NWSTG) - also known as the Regional Telecommunication
Hub (RTH), via eMail.
This capability requires prior establishment
of procedural controls.
(Go to EDIS Access Request
NOTICE: This is an automatic process and
every message submission will be disseminated world-wide as determined
by the routing established for the WMO abbreviated heading you used.
The submitting NMC or organization is responsible for the content
of the bulletin(s).
Guidance for using EDIS
- All input is ALPHANUMERIC ONLY in the current version.
- The WMO Bulletin - (See WMO Message Structure
for Full Details)
- The eMail information submitted is the WMO bulletin
- The content of the WMO bulletin is:
- An abbreviated heading line
- T1T2A1A2ii CCCC YYGGgg [BBB]
- Message text
- The email is submitted to the RTH via EDIS using a predefined
EDIS Submission Rules and Definitions
- Messages must be sent in ASCII (plain text or alphanumeric
code form, do not use html or rich text).
- Two options are available for sending messages:
a. Messages may be sent as an attachment to the
email (the attachment must have an extension .txt), or
b. Messages may be sent in the body of an eMail.
- The body of an email shall remain empty if attachments are
- One to five attachments are allowed per eMail.
- An attachment or body may contain one or more messages.
- The "subject line" shall contain: EDIS Message
- The WMO abbreviated heading line and
message text are the only required data for
this email input form.
- The WMO abbreviated heading is entered in capital letters.
- The format of the WMO Abbreviated Heading Line is: T1T2A1A2ii CCCC [NNNXXX]
YYGGgg (BBB) .
- The data time fields in the abbreviated heading must be current
and meet the WMO standards of the Manual
386 Part II.
- The Pxx option of the BBB optional group is not allowed.
- The CCCC is the location identifier of origin
of the "MESSAGE TEXT" being entered.
- The abbreviated heading T1T2A1A2ii CCCC must be
previously defined at the RTH and will be validated against
the NWS Switching Directory.
- No ASCII character control notations are required except for
the report separator [ = ] signal.
- Each message must be ended with NNNN.
An Example of the Attachment or eMail Body:
SMMF01 TFFR 010000
78890 36/// /0508 10244 20209 30120 40158 53016/ 333
10281 20228 58005=
NTUS99 KNCF 031430
THIS IS A COMMUNICATIONS TEST MESSAGE ORGINATING FROM THE NMTR
SYSTEM IN SILVER SPRING IT IS SET TO TRANSMIT EVERY MINUTE
24 HOURS PER DAY, SEVEN DAYS PER WEEK
VIA A CRON JOB ON THE DS1-NMTR.ER SERVER.