Publication: Magyar Közlöny
Issue: MK-2009-104 (Year: 2009, Number: 104)
Era: 2004-2010
Section: 
Paragraph Index: 541

2. CRITERIA RELATED TO TREND FORECASTS 2.1 Format of trend forecasts Trend forecasts shall be issued in accordance with the templates shown in Appendix 3, Tables A3-1 and A3-2. The units and scales used in the trend forecast shall be the same as those used in the report to which it is appended. Note.— Examples of trend forecasts are given in Appendix 3. 2.2 Inclusion of meteorological elements in trend forecasts 2.2.1 General provisions The trend forecast shall indicate significant changes in respect of one or more of the elements: surface wind, visibility, weather and clouds. Only those elements shall be included for which a significant change is expected. However, in the case of significant changes in respect of cloud, all cloud groups, including layers or masses not expected to change, shall be indicated. In the case of a significant change in visibility, the phenomenon causing the reduction of visibility shall also be indicated. When no change is expected to occur, this shall be indicated by the term “NOSIG”. 2.2.2 Surface wind The trend forecast shall indicate changes in the surface wind which involve:

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