The Hong Kong Observatory maintains Standby Signal No. 1 in response to a tropical depression.

香港天文台因應一個熱帶低氣壓，維持一號戒備訊號

Jul 2, 2026, 10:02
ChinaEnvironment

Introduction

The Hong Kong Observatory has implemented a weather warning as a tropical system moves toward Hainan Island.

由於有一個熱帶系統向海南島移動，香港天文台已發布天氣警告。

Main Body

The activation of Standby Signal No. 1 occurred at 07:40 on Thursday, coinciding with the observation of a loosely organized tropical depression in the central South China Sea. Meteorological projections indicate a west-northwest trajectory toward the southern coast of China, with the system maintaining a minimum distance of 500 kilometers from Hong Kong during the initial 24-hour period.

一號戒備訊號於週四07:40發布，當時在南海中部觀測到一個組織鬆散的熱帶低氣壓。氣象預測顯示，該系統將向西西北方向移動至中國南部沿岸，在最初的24小時內，與香港將維持至少500公里的距離。

Regarding the potential for atmospheric escalation, Acting Senior Scientific Officer Lam Hok-yin noted that the system is expected to undergo gradual intensification. Consequently, a deterioration in local weather conditions is anticipated, characterized by an increase in squally showers and the manifestation of gale-force winds on elevated terrain. The HKO has issued directives for the public to avoid shoreline proximity and aquatic activities due to the anticipation of swells.

關於大氣狀況升級的可能性，代理高級科學官林鶴賢指出，預計該系統將逐漸增強。因此，本地天氣預計將惡化，陣雨將增加，且高地將出現強風。天文台已發出指示，提醒公眾因預計會有大浪，應避免靠近岸邊及從事水上活動。

Institutional determination regarding the elevation of the warning to Strong Wind Signal No. 3 is scheduled for Friday. This decision is contingent upon a tripartite evaluation of the system's intensity, the spatial proximity of the strong wind belt to the Pearl River Estuary, and empirical local wind data.

天文台計劃於週五決定是否將警告升級至三號強風訊號。此決定將視乎該系統的強度、強風帶與珠江三角洲的空間距離，以及本地實測風力數據的綜合評估。

Conclusion

Standby Signal No. 1 remains active, with further assessments pending for Friday.

一號戒備訊號維持生效，將於週五進行進一步評估。

Vocabulary Learning

The Architecture of Nominalization

To transition from B2 to C2, a learner must move beyond action-oriented prose (verbs) toward concept-oriented prose (nouns). This text is a masterclass in Lexical Density—the packing of information into noun phrases to achieve a tone of institutional objectivity.

⚡ The Shift: From Event to Entity

Observe how the text avoids simple verbs in favor of abstract nouns. This removes the 'human' element and replaces it with 'institutional' authority.

  • B2 Approach: "The HKO decided to start Signal No. 1 because they saw a depression." (Subject →\rightarrow Verb →\rightarrow Object)
  • C2 Execution: "The activation of Standby Signal No. 1 occurred... coinciding with the observation of a loosely organized tropical depression." (Noun →\rightarrow Verb →\rightarrow Noun)

🔍 Deconstructing the "Institutional Formula"

Look at the phrase: "Institutional determination regarding the elevation of the warning... is contingent upon a tripartite evaluation."

This sentence avoids saying "The HKO will decide if they should raise the signal based on three things." Instead, it uses Nominal Clusters:

  1. Institutional determination (The act of deciding)
  2. Elevation of the warning (The act of raising the signal)
  3. Tripartite evaluation (The act of assessing three factors)

🛠️ Sophisticated Connectors of Causality

Note the use of "Consequently" and "Contingent upon."

  • While a B2 student uses 'So' or 'Because', the C2 writer uses contingency markers.
  • "Contingent upon" does not just mean 'depends on'; it establishes a formal, conditional framework where the outcome is strictly bound by specific empirical criteria.

C2 Pro-Tip: To emulate this, stop asking "What happened?" and start asking "What is the name of the process that happened?" Transform your verbs (decide, increase, observe) into their nominal counterparts (determination, intensification, observation).

Vocabulary Learning

coinciding (v.)
Occurring at the same time as another event.
Example:The release of the new product was coinciding with the annual industry trade show.
trajectory (n.)
The path followed by a projectile or a moving object through space.
Example:The missile's trajectory was carefully calculated to ensure it hit the target precisely.
escalation (n.)
A rapid increase in intensity, magnitude, or severity of a situation.
Example:Diplomats are working tirelessly to prevent the escalation of the border conflict into a full-scale war.
intensification (n.)
The process of becoming more intense, stronger, or more focused.
Example:The intensification of the storm led to widespread flooding across the coastal region.
manifestation (n.)
The clear appearance or embodiment of an abstract quality or a physical symptom.
Example:The sudden drop in temperature was a clear manifestation of the approaching cold front.
contingent (adj.)
Depending on certain circumstances or conditions for its existence or occurrence.
Example:The success of the merger is contingent upon the approval of the regulatory board.
tripartite (adj.)
Consisting of or involving three parties, groups, or elements.
Example:The three nations signed a tripartite agreement to cooperate on maritime security.
empirical (adj.)
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example:The researchers provided empirical evidence to support their hypothesis through a series of controlled experiments.
Practice C2 words in a crossword→