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Periods of Snow in the Northern Rockies and Great Lakes

Moderate to heavy lake-effect snow will develop over the eastern U.P. of Michigan and downwind from Lakes Erie and Ontario. Snow will develop over parts of the Northern Rockies/Northern High Plains into Wednesday. Read More >

 

NWS Web Bulletin Input Form

Guidance Documentation

This capability requires prior establishment of procedural controls.

You must email a request for access to RTH Washington.

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 is responsible for content.

Guidance on Filling out the Form

The WMO Bulletin
(See WMO Message Structure for Full Details)

  1. The web page information submitted on this input form is the WMO bulletin
  2. The content of the WMO bulletin is:
    • An abbreviated heading line
      • T1 T2A1A2ii CCCC
      • NNNXXX [Additional]
      • YYGGgg
      • BBB (Optional)
    • Text
  3. The bulletin is submitted to the RTH by pressing "the [ TRANSMIT ] button" on the web page.
  4. The transmitted input file is automatically built into a WMO message.

Web page Submission Rules and Definitions

  1. There will be no "WMO starting line" field required in the web page process.
  2. The WMO abbreviated heading line and text are the only required fields for this bulletin input form.
  3. The four input fields shall meet WMO message standard rules in content.
  4. The WMO abbreviated heading is entered in capital letters
  5. The format of the WMO Abbreviated Heading Line is: T1T2A1A2ii   CCCC   [NNNXXX] YYGGgg   (BBB)
  6. The data time fields in the abbreviated heading must be current and meet the WMO standards of the Manual 386 Part II
  7. The Pxx option of the BBB optional group is not allowed
  8. The CCCC is the location identifier of origin of the "TEXT" being entered
  9. The abbreviated heading T1T2A1A2ii CCCC must be previously defined at the RTH and will be validated against the NWS Switching Directory.
  10. If an additional NNNXXX AWIPS Identifier(AI) line is provided, it must have a leading comma.
  11. There shall be only one WMO bulletin per web page entry.
  12. The "TEXT" field can only contain one meteorological code form, which is defined by the abbreviated heading.
    • The first line of the text must be the SECTION 0 of the code form (MiMiMjMj code) as defined in WMO manual 306, if required
    • The remaining lines are the body of the coded report
  13. The computer keyboard "Enter key" generates the [cr] [cr] [lf] format controls.
  14. No ASCII character control notations are required except for the report separator [ = ] signal.
  15. The "WMO end-of-message" field is not allowed in the web page entry field process.

An Example of the Input Fields

 

The abbreviated heading field - This input window will be a fill-in-the-blank area for a single WMO abbreviated heading.

  1. SMMF01 TFFR

The data-time field - This input window will be a fill-in-the-blank area for a single data-time as defined in WMO Manual 386, Part II.

  1. 01000

Option BBB group - This is an optional entry input window for the BBB group. It may be left blank.

  1. RRA

The text field - A larger window to enter the TEXT of the bulletin starting with the standard code identification line [section 0 of the report code, see WMO Manual 306]

  1. AAXX 01124/
    78890 36/// /0508 10244 20209 30120 40158 53016/ 333
    10281 20228 58005=

The 'Submit Bulletin' Button

After you submit this input, a "Confirmation" screen will appear with the input displayed for review, before the final "TRANSMIT" button is available to press. You may return with the browser "back" button to correct any errors on initial input. After the pressing of the "TRANSMIT" button, the received WMO bulletin will be automatically handled by the RTH.

The resulting WMO meteorological bulletin

[cr] [cr] [lf]SMMF01 [space] TFFR [space] 010000 [space] RRA
[cr] [cr] [lf]AAXX [space] 01124/
[cr] [cr] [lf]78890 [space] 36/// [space] /0508 [space] 10244 [space] 20209 [space] 30120 [space] 40158 [space] 53016/ [space] 333
[cr] [cr] [lf]10281 20228 58005=

The resulting WMO meteorological message for GTS transmission

[SOH]
[cr] [cr] [lf] nnn
[cr] [cr] [lf] SMMF01 [space] TFFR [space] 010000 [space] RRA
[cr] [cr] [lf] AAXX [space] 01124/
[cr] [cr] [lf] 78890 [space] 36/// [space] /0508 [space] 10244 [space] 20209 [space] 30120 [space] 40158 [space] 53016/ [space] 333
[cr] [cr] [lf]10281 20228 58005=
[cr] [cr] [lf] [ETX]

Second Example of the Input Fields

 

The abbreviated heading field - This input window will be a fill-in-the-blank area for a single WMO abbreviated heading.

  1. SAGU31 MGGT

The data-time field - The data-time field.

  1. 141600

Option BBB group - This is an optional entry input window for the BBB group. It may be left blank.

  1. ___ (a blank in this example)

The text field - A larger window to enter the TEXT of the bulletin starting with the standard code identification line [section 0 of the report code, see WMO Manual 306] There can be multiple reports entered.

  1. METAR
    MGFL 141600Z 09004KT 9999 FEW018 28/21 Q1014=
    MGHT 141600Z 18004KT 9000 SKC 22/08 QFE 816.6 HZ=
    MGPB 141600Z 36010KT 9000 FEW018 28/24 Q101 8DA989 2A 02 HZ=
    MGGT 141600Z 03010KT 9000 FEW018 24/11 Q1022 HZ PACAYA AND FUEGO
    VOLCANO IS ON YELLOW WARNING=
    MGSJ 141600Z 21008KT 6000 FEW080 32/23 Q1012 HZ=

The [Submit Bulletin] Button

After you submit this input, a "Confirmation" screen will appear with the input displayed for review, along with the final [TRANSMIT] button. You may return with the browser "back" button to correct any errors on inspection of the initial input. After the pressing of the [TRANSMIT] button, the received WMO bulletin will be automatically handled by the RTH.

Third Example of the Input Fields

 

The abbreviated heading field- This input window will be a fill-in-the-blank area for a single WMO abbreviated heading. An additional "NNNXXX" alternate heading can be entered. If the NNNXXX is entered it must have a leading comma.

1. NTUS99 KNCF ,TSTNCF

The data-time field-This input window will be a fill-in-the-blank area for a single data-time as defined in WMO Manual 386, Part II.

2. 031430

Option BBB group - This is an optional entry input window for the BBB group. It may be left blank.

3. ___ (a blank in this example)

The text field - A larger window to enter the TEXT of the bulletin starting with the standard code identification line [section 0 of the report code, see WMO Manual 306]

4. 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.

The [Submit Bulletin] Button

After you submit this input, a "Confirmation" screen will appear with the input displayed for review, along with the final [TRANSMIT] button. You may return with the browser "back" button to correct any errors on inspection of the initial input. After the pressing of the [TRANSMIT] button, the received WMO bulletin will be automatically handled by the RTH.