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  1. www.cwb.gov.tw › Data › climateZhan Zhang and the EMC Hurricane Modeling Team - 中央氣象局 ...

    earth modeling system, promoting cutting-edge research on TC dynamics and physics, advanced data assimilation techniques, and air-sea interaction processes. 3 Hurricane Analysis and Forecast System (HAFS) Science Objectives • Reduce forecastRI, by 50 ...

  2. www.cwb.gov.tw › Data › climateIntroduction to Operation Details and Influence of HYCOM in ...

    Optimize the sizes for all three model domains and use 91 nodes instead of 81 nodes to speed up the forecast job Adjust the horizontal mixing length scale parameter (coac) for D02 and D03 (nested domains) Use high-resolution land-sea masks for the ...

  3. www.cwb.gov.tw › V8 › C系集預報產品在 防災的應用 - 中央氣象局全球資訊網

    系集預報的應用翻轉了對颱風與豪雨定量 降水預報的傳統框架，而使得定量降水預 報技術的發展進入了一個全新的領域。. 52. 路徑預報誤差 • 導致實際降水熱區定 量降水預報的低估 • 非降水熱區有高估的 趨勢. 53. NORTH. Best SOUTH. 852. 884 400~700 ~400. 問題是 ...

  4. www.cwb.gov.tw › Data › climateCWB Long-range Forecast Services - 中央氣象局全球資訊網

    Bayesian Model Average Assume the Normal conditional pdf. of the obs. given the fcst Build up BMA model station by station Model Data：CWB2T2 & CFSv2 JJA : 8 downscaled fcst. (K=8) DJF : 6 downscaled fcst. (K=6) Based on Raftery (2005), but allow ...

  5. www.cwb.gov.tw › V8 › C3. 如何查詢海流預報資料？ - 中央氣象局全球資訊網

    首先登入中央氣象局網站(www.cwb.gov.tw)，點開【海象】進入【即時海況】即可連結至航行海象，在【航行海象】中可得知CWB-OCM作業化海流模式的海流預報資訊，其包含表面海流與水下10米處海流流況。另外，也可在氣象局首頁網站中點開【資料】，選擇 ...

  6. www.cwb.gov.tw › Data › climateDevelopment of FV3 based Unified Modeling System: Progress ...

    Vijay Tallapragada Chief, Modeling and Data Assimilation Branch, Environmental Modeling Center NOAA/NWS/NCEP The 2nd Taiwan West Pacific Global Forecast System Development Workshop, Taipei, Taiwan, June 7, 2017 Development of FV3 based Unified

  7. www.cwb.gov.tw › Data › climate同化雷達與地基GPS觀測資 料以改善定量降水預報 - 中央氣象局全 ...

    小結 經由單點測試可以發現，3DVAR與LETKF實驗的水氣混合比增 量有相似的量級。LETKF實驗的增量分布呈現海陸分布的現象。 同化ZTD資料實驗相對於只同化雷達資料實驗會增加北部的總 可降水量，減少南部的總可降水量，其變化趨勢大致與觀測資