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GB/T 19721.5-2022: The issue of marine forecasts and warnings - Part 5: The issue of sea temperature forecasts
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The issue of marine forecasts and warnings - Part 5: The issue of sea temperature forecasts
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GB/T 19721.5-2022
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Basic data | Standard ID | GB/T 19721.5-2022 (GB/T19721.5-2022) | | Description (Translated English) | The issue of marine forecasts and warnings - Part 5: The issue of sea temperature forecasts | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A45 | | Classification of International Standard | 07.060 | | Word Count Estimation | 6,632 | | Date of Issue | 2022-12-30 | | Date of Implementation | 2023-04-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 19721.5-2022: The issue of marine forecasts and warnings - Part 5: The issue of sea temperature forecasts
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ICS 07.060
CCSA45
National Standards of People's Republic of China
Marine Forecasts and Warnings Issued
Part 5.Issuance of Sea Temperature Forecast
Posted on 2022-12-30
2023-04-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
foreword
This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1.Structure and Drafting Rules for Standardization Documents"
drafting.
This document is part 5 of GB/T 19721 "Issuance of Marine Forecasts and Warnings". GB/T 19721 has published the following parts.
--- Part 1.Storm surge warning issued;
--- Part 2.Wave forecast and warning issuance;
--- Part 3.Sea ice forecast and warning issuance;
--- Part 4.Tsunami warning issued;
--- Part 5.SST forecast release.
Please note that some contents of this document may refer to patents. The issuing agency of this document assumes no responsibility for identifying patents.
This document is proposed by the Ministry of Natural Resources of the People's Republic of China.
This document is under the jurisdiction of the National Marine Standardization Technical Committee (SAC/TC283).
This document was drafted by. National Marine Environmental Forecasting Center, North Sea Forecasting Center of State Oceanic Administration, East China Sea Forecasting Center of State Oceanic Administration, State Oceanic Administration
South China Sea Forecasting Center of National Oceanic Administration.
The main drafters of this document. Wang Xu, Li Yun, Wang Zhaoyi, Zhang Miaoyin, Li Zhijie, Jiao Yan, Xiao Wenjun, Li Xiqian.
Introduction
GB/T 19721 "Issuance of Marine Forecasts and Warnings" aims to guide the issuance of marine forecasts and warnings, establish the forecast and
The principles, contents and technical requirements of the alert release are proposed to be composed of 6 parts.
--- Part 1.Storm surge warning issued. The purpose is to stipulate the classification and content requirements of storm surge warnings in coastal areas of our country.
--- Part 2.Wave forecasts and warnings issued. The purpose is to specify the classification and content requirements of wave forecasts and warnings.
--- Part 3.Sea ice forecast and warning issued. The purpose is to define the classification of sea ice forecasts and warnings in the Bohai Sea and the northern part of the Yellow Sea,
content requirements.
--- Part 4.Tsunami warning issued. The purpose is to stipulate the classification and content requirements of tsunami warnings in coastal areas of our country.
--- Part 5.SST forecast release. The purpose is to stipulate the classification and content requirements of SST forecast in my country.
--- Part 6.Current forecast release. The purpose is to stipulate the classification and content requirements of ocean current forecasting in my country.
SST forecast is one of the important contents of ocean forecast. The sea temperature forecast service began in 1977.With the development of the coastal national economy, my country
Coastal provinces (autonomous regions, municipalities directly under the Central Government) and cities with separate state planning have also successively issued sea temperature forecasts for the sea areas under their jurisdiction. In order to do better
For the protection of marine environment by sea temperature forecasting, it is urgent to formulate unified standards for the release of sea temperature forecasts to establish the principles of sea temperature forecast release.
Unify the classification, content and technical requirements of SST forecasts.
The preparation of this document focuses on the classification of SST forecasts, and divides SST forecasts into two categories. daily SST forecasts and emergency SST forecasts.
and put forward relevant forecast content and technical requirements. It can not only guarantee daily sea activities, but also meet the needs of sea emergencies.
The release of forecast products provides a unified framework, which facilitates the standardized production of sea temperature forecast products, promotes the effective use of sea temperature forecast functions, and better
Evaluate my country's marine disaster risk and reduce disaster losses.
Marine Forecasts and Warnings Issued
Part 5.Issuance of Sea Temperature Forecast
1 Scope
This document specifies the classification and content of SST forecasts.
This document is applicable to ocean forecasting agencies carrying out sea temperature forecast release.
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document.
GB/T 12763.2-2007 Marine Survey Specification Part 2.Marine Hydrographic Observation
GB/T 39628 Marine Forecast Terminology
3 Terms and Definitions
The following terms and definitions defined in GB/T 12763.2-2007 and GB/T 39628 apply to this document.
3.1
sea temperature sea temperature
water temperature
Seawater temperature measured under field conditions.
[Source. GB/T 12763.2-2007, 3.3, modified]
3.2
A marine forecast that includes information such as seawater temperature, issued for a specific area and timeliness.
[Source. GB/T 39628-2020, 4.1.5]
3.3
The validity period of the forecast.
[Source. GB/T 39628-2020,2.5]
4 Classification of sea temperature forecast
4.1 Conventional sea temperature forecast
Guarantee the sea temperature forecast issued by daily activities at sea.
4.2 Emergency sea temperature forecast
After the emergency response to emergencies at sea is initiated, sea temperature forecasts or early warnings should be issued. Emergencies are sudden occurrences that cause or are likely to cause
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