Larger fronts are relatively easy to predict, but "little things" often aggravate weathermen here. "Little things" prefer to make their appearance in spring and fall, when the Weather Bureau falls well short of its usual 85 % accuracy level.
「大的氣流系統變化還比較好掌握，最怕『小東西』，容易忽略、變化又快；每年入春、立秋時節，『小東西』最多，天氣不穩」，中央氣象局預報中心副主任任立渝坦承，這二段時間預報準確性較平素的百分之八十五低了許多。