Evening temperature plummets to 10°C! CWA reveals the coldest moment of this 'rapid降温' and a first-hand look at three high mountain weather stations

Heading home from work these past few days, haven't you noticed the wind has changed? That damp, chilly feeling in the air is back? I was walking my dog in the park this afternoon, and an older local was muttering, "This wind cuts right through you, the weather's going to turn tonight." And he was spot on. This mass of continental cold air, packed with a frigid punch, has officially arrived in Taiwan. But the worst isn't now – it's after dark. From this evening, temperatures are set to plummet like a rollercoaster, bottoming out by tomorrow morning.

The Main Event Starts After Dark: 'Rapid降温' Continues Until Tomorrow Morning

Tonight through to tomorrow (March 13th) morning is the 'peak time' for this cold air mass. Think of it like heating a hot pot – you don't feel much when you first turn on the heat, but once the soup is rolling, that's when the real warmth (or in this case, cold) hits. The weather during the day might be relatively stable, but once the sun goes down, temperatures in areas north of central Taiwan and Yilan will drop directly to 11 or 12 degrees. In open areas or flatlands near the mountains, lows could even reach around 10 degrees. While southern Taiwan won't feel it as intensely as the north, temperatures will still fall to 14 or 15 degrees after dark. The temperature swing is huge, so don't think you can just wander around in a t-shirt just because you're down in Tainan or Kaohsiung.

On-site at Mountain Weather Stations: Current Conditions at Yushan, Sun Moon Lake, and Taichung Stations Revealed

Whenever a cold air mass like this hits, my first stop is the live feeds and observation data from the high mountain stations – they're the real 'front line' of winter. Although this air mass isn't carrying as much moisture, so the chance of snow in the high mountains isn't as high as the last one, these Central Weather Administration (CWA) outposts are already looking very wintry.

• CWA Yushan Weather Station: This is Taiwan's 'cold pole' indicator. While there are no reports of widespread snow yet, the temperature at the station has already been hovering around freezing (0°C). Factor in the wind speed, and the wind chill makes it feel well below zero. The staff working at the station need to be fully geared up just to step outside these days – it's a cold that's no joke.
• CWA Sun Moon Lake Weather Station: Evenings here bring a significant chill. During the day, you might still see tourists having tea by the lake, but after dark, the temperature drops sharply. The lake moisture combined with the cold air creates a damp cold that seeps right into your bones. Observation data from here is a crucial reference for temperature drops in the central mountain areas. Photography enthusiasts hoping to capture morning mist or frost patterns should keep an eye on the real-time info released by the station.
• CWA Taichung Weather Station (Ministry of Transportation and Communications): Although Taichung is an urban area, its geographical location makes it particularly prone to radiative cooling. The past few days might have seen sunny spells during the day, making you think, "Oh, this isn't so bad," but as soon as the sun goes down, the temperature falls incredibly fast. Data from the Taichung station best reflects this dramatic temperature swing – warm days, cold nights. It's highly likely that the low tomorrow morning will dip below 11 degrees.

Of course, we can't overlook the observations from the flatlands, specifically the CWA Kaohsiung Weather Station. While people in Kaohsiung might think, "It can't be that bad," the reality is that the nighttime low will be quite noticeable. Especially in open coastal areas, the wind can make the cold downright unpleasant. The morning and evening observation data from the Kaohsiung station these past few days often shows temperature swings exceeding 10 degrees – so don't underestimate it.

Warming Up on Friday? Hold Off on Packing Away the Winter Coat

Everyone's asking how long this cold spell will last. The peak intensity of this cold air mass will be on Thursday (March 13th) morning, after which daytime temperatures will creep up slightly. But note, it's only 'slightly'. While there might be some sunshine on Friday during the day, moisture will increase from Friday night into the weekend as a cloud band moves in from southern China. This will bring another round of damp, cool weather to the north and east, which could feel even less comfortable than now.

When it comes down to it, this is classic spring weather – the 'thaw after the frost', but with a twist. Until the cold air mass truly weakens and temperatures stabilise, it's best to hold onto that thick jacket and stick to layering. For everyone heading out to work or school tomorrow morning, make sure you're prepared for that 'sudden freeze' effect. Bundle up, or you might find yourself questioning life choices within the first minute of your commute.

One final reminder: for the most accurate and up-to-date weather and temperature information, keep an eye on the official Central Weather Administration (CWA) website or app. Their data is the most current and reliable – better than some of those dubious weather pages out there. This one's going to be genuinely cold, so make sure you have a good blanket tonight. That's all from me.