
Last Updated on 2025 年 7 月 5 日 by 総合編集組
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ToggleTyphoon Danas: A Comprehensive Guide to Its Impact on Taiwan, Forecasts, and Preparedness
As typhoon season unfolds across the Pacific, vigilance becomes paramount, especially with the imminent approach of Light Typhoon Danas.

This article aims to provide a thorough and detailed overview of Typhoon Danas, covering its latest trajectory, anticipated wind and rain impacts, and crucially, the widely discussed probability of “typhoon days” (school and work closures). Our goal is to equip you with essential, real-time information for comprehensive preparation and safety during this significant weather event.
Understanding Typhoon Danas: Not Just a “Light” Threat
According to the most recent meteorological insights, Light Typhoon Danas entered a state of ‘deepening’ as of 2 AM today (July 5th), signifying a substantial intensification of its internal structure and potential.
Despite its current classification as a ‘light typhoon,’ meteorological experts and agencies are unequivocally urging the public not to underestimate its potential impact. This caution stems from its notably expansive nature and vigorous convective activity, which collectively contribute to its significant influence.
The Central Weather Administration (CWA), Taiwan’s primary meteorological authority, has already taken proactive measures. A sea typhoon warning was officially issued at 8:30 AM today, July 5th. More critically, the CWA projects that a land typhoon warning is highly probable to be issued late tonight, July 5th.
This transition from a maritime to a terrestrial alert signifies an imminent threat to Taiwan’s landmass, necessitating heightened preparedness across the entire island. As of now, Danas is approximately 410 kilometers southwest of Eluanbi. While its projected path has shown a slight westward shift, the CWA explicitly states that the possibility of Danas making landfall in Taiwan cannot be ruled out. This uncertainty reinforces the need for continuous monitoring and unwavering vigilance.
Peak Impact Timeline and Detailed Rainfall Forecasts
For many residents, understanding the precise timing and geographical extent of the typhoon’s most significant effects is crucial. Based on expert analysis and CWA projections, the most pronounced impacts of Typhoon Danas are anticipated to unfold over the upcoming weekend, specifically from Saturday (tomorrow) through Monday morning.
During this critical period, Danas’s storm circle is expected to draw nearer to, and potentially interact with, the Taiwan Strait, thereby bringing substantial meteorological shifts and adverse weather conditions to the region. The typhoon is also expected to gradually strengthen, with a trend towards further intensification.
The primary regions designated for the most significant and abundant rainfall are Taiwan’s southern and southeastern regions. These areas are forecast to experience copious precipitation, with meteorologists specifically cautioning about the strong possibility of localized torrential downpours due to the anticipated prolonged duration of rainfall.
Within these high-risk zones, Hengchun Peninsula, Taitung, and Hualien are particularly highlighted, with residents urged to pay close attention to wind and rain conditions starting as early as Saturday. The intensity of wind and rain for these specific areas is projected to reach its strongest point on Sunday.
While the immediate focus remains on the south and southeast, other parts of Taiwan are also not immune to Danas’s influence; they could experience intermittent, short-term showers.
Furthermore, following the main precipitation events, offshore islands such as Penghu, Kinmen, and Matsu might also encounter localized heavy rainfall. Fortunately, this period of intense precipitation is not expected to be indefinite. The general forecast indicates a gradual easing of rainfall across Taiwan starting next Monday. This provides a window for recovery and assessment of damages, but initial preparations should consider the continuous nature of rainfall over the weekend.
Decoding “Typhoon Day” Probabilities: Who Gets a Break?
The question of school and work closures, commonly referred to as a “typhoon day,” is invariably one of the most widely discussed topics during any typhoon event. Experts have provided their preliminary assessments regarding Typhoon Danas’s likelihood of prompting such closures. Specifically, there is a high probability that southern Taiwan will meet the criteria for a typhoon day on Sunday. Broadening this assessment, regions in central and southern Taiwan, particularly the western coastal areas, are also considered to have a strong chance of reaching the standards for suspending work and school.
However, the situation for next Monday remains somewhat fluid and requires continued observation. While rainfall on Monday is still expected to be “somewhat significant,” whether it will be sufficient to warrant continued closures is a matter that needs further evaluation by local authorities. This suggests that even if a typhoon day is declared for Sunday, vigilance for Monday’s conditions should not be relaxed, as weather conditions could still impede daily activities.
To offer a more concrete understanding of the potential impact zones and, by extension, the likelihood of closures, meteorological experts have projected the 120-hour probability of the typhoon’s storm circle invading various counties. This metric is a crucial indicator for assessing the potential for school and work suspensions, as it directly reflects the severity of the expected weather conditions.
The data reveals alarming probabilities for several areas across Taiwan:
Penghu County: A staggering 90% probability of being impacted by the typhoon’s storm circle, indicating an almost certainty of severe weather.
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Lienchiang County, Miaoli County, Changhua County, and five other counties: These eight distinct administrative regions each show a substantial 70% probability of being within the storm circle. This group signifies a widespread and significant threat extending across various parts of Taiwan.
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Nationwide, an astounding 13 counties have a greater than 60% probability of being affected by the typhoon’s storm circle. This comprehensive data underscores the extensive potential reach of Typhoon Danas across the entire island, reinforcing the imperative for comprehensive preparedness among residents nationwide, not just in historically vulnerable areas.
Danas’s Unique Characteristics: More Than Meets the Eye
What makes Typhoon Danas particularly noteworthy, despite its current classification as a ‘light typhoon,’ are its distinct meteorological attributes that amplify its potential impact. Former Director-General of the Central Weather Bureau, Dr. Cheng Ming-Dean, specifically highlighted that even as a light typhoon, Danas is accompanied by a remarkably large monsoon low-pressure area. This is a critical meteorological detail.
A monsoon low-pressure area is characterized by an expansive region of low atmospheric pressure that typically carries a vast amount of moisture, drawing it from warmer ocean waters. Its presence significantly contributes to a wider and more prolonged precipitation footprint, meaning that rain will not only cover a larger geographical area but also persist for a longer duration. Furthermore, it can foster the development of auxiliary weather systems, leading to more complex and unpredictable weather patterns, making forecasting challenging and requiring constant updates.
Adding to this, meteorological fan pages and experts have echoed this sentiment, emphasizing that Danas possesses a very large physical structure and exhibits vigorous convective development. This combination implies that the typhoon’s impact isn’t confined solely to its central core; its broad outer bands are also highly capable of generating considerable strong winds and heavy rainfall.
Consequently, all areas across Taiwan are strongly advised to undertake thorough typhoon preparedness measures, as the influence of Danas is expected to be widespread rather than localized, potentially affecting regions far from the direct path of its eye. This means even areas not directly in the path of the center could experience significant discomfort and potential danger from the outer bands.
Early Observed Impacts: Pingtung’s Kenting Under Siege
Even before the typhoon’s core makes its closest approach, the preliminary effects of Danas’s outer circulation have already become apparent and are serving as an important harbinger of what’s to come. Pingtung’s Kenting area, a popular tourist destination known for its beautiful beaches, has already experienced torrential downpours directly attributable to the typhoon’s periphery. This early onset of heavy rain underscores the broad reach of Danas’s influence even before its full impact is felt.
In response to these early impacts and as a crucial precautionary measure, several prominent beaches in the region, including Houbihu, Wanli, and Tongmen, have decisively raised red flags. This action effectively prohibits tourists and locals alike from engaging in any water activities or approaching the coastline, irrespective of how calm the immediate waters may appear.
This proactive measure is paramount for ensuring public safety and preventing accidents. This early manifestation of the typhoon’s power serves as a vital reminder that a typhoon’s influence often builds progressively, with its outer bands capable of delivering significant wind and rain well in advance of the main system’s arrival. Therefore, complacency should be avoided at all costs, and early warnings should be heeded with utmost seriousness.
Essential Safety and Preparedness Measures
As Taiwan braces for the potential strong winds and abundant rainfall brought by Typhoon Danas, it is paramount for the public to exercise heightened caution and undertake comprehensive preparatory actions. Taking these steps now can significantly mitigate risks and ensure personal and familial safety.
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Reinforce Home Protection: It is highly recommended to meticulously inspect all windows and doors to ensure they are securely fastened. Any loose items on balconies, rooftops, or in outdoor spaces, such as potted plants, furniture, or construction materials, should be either brought indoors or firmly secured to prevent them from becoming dangerous projectiles in high winds.
Furthermore, it is wise to prepare an emergency kit. This kit should include essential supplies such as fully charged flashlights (with extra batteries), a well-stocked first-aid kit, an adequate supply of drinking water (at least three days’ worth per person), and non-perishable food items. These provisions will be invaluable in the event of power outages or if access to stores is restricted.
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Avoid Hazardous Areas: During the typhoon period, it is imperative to refrain from venturing into inherently dangerous regions. This includes mountainous areas, which are prone to landslides and rockfalls; riverbanks, where flash floods can occur with little warning; coastal areas, which may experience powerful storm surges and strong waves; and low-lying zones, which are highly susceptible to inundation and flooding. Prioritizing safety by avoiding these areas can prevent critical incidents.
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Stay Informed and Compliant: Citizens are urged to continuously monitor the latest typhoon warnings and disaster prevention information disseminated by the Central Weather Administration and other official government channels. These updates provide crucial information on the typhoon’s path, intensity, and specific warnings for various regions. Compliance with any government-issued evacuation orders or traffic control measures is not just a recommendation but a critical action for collective safety and effective disaster management.
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Exercise Caution While Traveling: If travel is not absolutely necessary, it should be avoided. Non-essential travel increases risks for both individuals and emergency responders. However, should travel be unavoidable, extreme caution must be exercised. Drivers and pedestrians alike should remain vigilant, steering clear of roads that are prone to flooding, underpasses that can quickly fill with water, or areas where wind forces are particularly strong, which might lead to falling debris.
Conclusion: Vigilance for a Safe Passage
In conclusion, while Typhoon Danas is currently categorized as a ‘light typhoon,’ its substantial size, robust convective development, and the accompanying vast monsoon low-pressure system collectively suggest that its impact on Taiwan will be far from negligible. From the anticipated issuance of a land warning late tonight to the peak wind and rain expected from Saturday through Monday, and the abundant precipitation forecast for southern and southeastern regions, coupled with the high probability of ‘typhoon days’ for numerous counties, all indicators point towards a significant weather event that demands serious attention.
Although its current path shows a slight westward deviation, the Central Weather Administration has explicitly stated that the possibility of it making landfall in Taiwan cannot be ruled out, thus reinforcing the need for unwavering vigilance and continuous monitoring. Let us collectively engage in proactive typhoon preparedness, maintain a high level of situational awareness by staying updated with official advisories, and adhere strictly to any government-issued safety measures. Our collective hope is for everyone to navigate this typhoon period safely and smoothly. Please ensure you remain updated with the latest weather forecasts and local government announcements to safeguard yourself and your loved ones. Stay safe!
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