Search Results - "Shirooka, Ryuichi"

Fine Structure of an Active Monsoon Trough Observed in the Western North Pacific by Geng, Biao, Shirooka, Ryuichi

“…The internal structure and evolution of a monsoon trough (MT) and associated mesoscale convective systems (MCSs) in the western North Pacific were…”
Get full text

Diurnal to Intraseasonal Precipitation Variation Around the Northwestern Coast of Luzon Island: Results From YMC‐BSM 2018 Field Campaign by Yokoi, Satoru, Shirooka, Ryuichi, Yoneyama, Kunio, Cayanan, Esperanza O., Iglesia, Cynthia O.

“…This study investigates multiscale variability of summer‐time precipitation around the northwestern coast of Luzon Island, the Philippines, by analyzing in…”
Get full text

On the Temperature-Depleted Layer at 30-36 km Altitude Observed by High-Altitude Radiosonde Observations in Okinawa in September 2022 by Kinoshita, Takenari, Ogino, Shin-Ya, Suzuki, Junko, Shirooka, Ryuichi, Yokoi, Satoru

“…Since the end of continuous rocket-sonde observations, which had been conducted until the 1990s, direct observations at altitudes higher than 30 km have been…”
Get full text

Raindrop Size Distribution Characteristics of the Western Pacific Tropical Cyclones Measured in the Palau Islands by Seela, Balaji Kumar, Janapati, Jayalakshmi, Lin, Pay-Liam, Lan, Chen-Hau, Shirooka, Ryuichi, Hashiguchi, Hiroyuki, Reddy, K. Krishna

“…Due to the severe threat of tropical cyclones to human life, recent years have witnessed an increase in the investigations on raindrop size distributions of…”
Get full text

A Comparison Study of Summer Season Raindrop Size Distribution Between Palau and Taiwan, Two Islands in Western Pacific by Seela, Balaji Kumar, Janapati, Jayalakshmi, Lin, Pay‐Liam, Reddy, K. Krishna, Shirooka, Ryuichi, Wang, Pao K.

“…Raindrop size distribution (RSD) characteristics in summer season rainfall of two observational sites (Taiwan (24°58′N, 121°10′E) and Palau (7°20′N, 134°28′E))…”
Get full text

Raindrop size distribution of easterly and westerly monsoon precipitation observed over Palau islands in the Western Pacific Ocean by Krishna, U.V. Murali, Reddy, K. Krishna, Seela, Balaji Kumar, Shirooka, Ryuichi, Lin, Pay-Liam, Pan, Chen-Jeih

“…This paper explores the characteristics of raindrop spectra in terms of raindrop size distribution (RSD) using 4years of Joss–Waldvogel disdrometer data over…”
Get full text

Evaluation of LMS6 and RS41 Radiosonde Humidity Data Obtained during YMC-Boreal Summer Monsoon Study in 2018 and 2020 by YONEYAMA, Kunio, FUJITA, Mikiko, SEIKI, Ayako, SHIROOKA, Ryuichi, YOKOI, Satoru, CAYANAN, Esperanza O., IGLESIA, Cynthia O., CABRERA, Olivia C.

“…This article describes humidity data correction based on an intercomparison between two manufacturers' radiosondes with the assessment using precipitable water…”
Get full text

Tropical cyclone influence on the long-term variability of Philippine summer monsoon onset by Kubota, Hisayuki, Shirooka, Ryuichi, Matsumoto, Jun, Cayanan, Esperanza O., Hilario, Flaviana D.

“…The long-term variability of Philippine summer monsoon onset from 1903 to 2013 was investigated. The onset date is defined by daily rainfall data at eight…”
Get full text

Contribution of sea-surface wind curl to the maintenance of the SST gradient along the upstream Kuroshio Extension in early summer by Sato, Naoki, Nonaka, Masami, Sasai, Yoshikazu, Sasaki, Hideharu, Tanimoto, Youichi, Shirooka, Ryuichi

“…The seasonal cycle of the meridional sea-surface temperature (SST) gradient in the upstream Kuroshio Extension (KE) region was examined using satellite…”
Get full text

Diurnal to interannual variation in the raindrop size distribution over Palau in the western tropical Pacific by Ushiyama, Tomoki, Krishna Reddy, K., Kubota, Hisayuki, Yasunaga, Kazuaki, Shirooka, Ryuichi

“…We used a three‐year dataset from an impact disdrometer to study the diurnal to interannual variation of the raindrop size distribution (DSD) over Palau in the…”
Get full text

集中観測YMC－北半球夏季モンスーン研究2018及び2020時のLMS6及びRS41ラジオゾンデ湿度データの評価 by 米山, 邦夫, 藤田, 実季子, 清木, 亜矢子, 城岡, 竜一, 横井, 覚

“…２種のラジオゾンデの湿度データの精度評価について、同時飛揚比較実験と全球測位衛星システム信号から算出される可降水量（GNSS-PWV）との比較に基づき行った結果を報告する。また、今回の補正結果を他の事例に応用できるか否かを判断する手法についても提案する。…”
Get full text

The influence of observations propagated by convectively coupled equatorial waves by Moteki, Qoosaku, Yoneyama, Kunio, Shirooka, Ryuichi, Kubota, Hisayuki, Yasunaga, Kazuaki, Suzuki, Junko, Seiki, Ayako, Sato, Naoki, Enomoto, Takeshi, Miyoshi, Takemasa, Yamane, Shozo

“…This paper describes the propagation of the influence of radiosonde observations made during MISMO (Mirai Indian Ocean cruise for the Study of the…”
Get full text

Thermodynamic structure and evolution of the atmospheric mixed layer over the western North Pacific during the summer monsoon onset by Geng, Biao, Yoneyama, Kunio, Shirooka, Ryuichi

“…This study examined the thermodynamic structure of the atmospheric mixed layer and its evolution in different periods during the onset of the western North…”
Get full text

Storm track activity over the North Pacific associated with the Madden-Julian Oscillation under ENSO conditions during boreal winter by Takahashi, Chiharu, Shirooka, Ryuichi

“…The present study investigates modulation by the Madden‐Julian Oscillation (MJO) of storm track activity (STA) over the North Pacific (NP) during boreal winter…”
Get full text

Mechanism of the northward propagation of mesoscale convective systems observed on 15 June 2005 during PALAU2005 by Moteki, Qoosaku, Shirooka, Ryuichi, Kubota, Hisayuki, Ushiyama, Tomoki, Reddy, Krishnaredikari Krishna, Yoneyama, Kunio, Katsumata, Masaki, Sato, Naoki, Yasunaga, Kazuaki, Yamada, Hiroyuki, Geng, Biao, Fujita, Mikiko, Yoshizaki, Masanori, Uyeda, Hiroshi, Chuda, Takashi

“…This paper describes the structure and evolution of northward propagating mesoscale convective systems (MCSs) observed over the tropical western Pacific on 15…”
Get full text

Fine Structure of an Active Monsoon Trough Observed in the Western North Pacific by Geng, Biao, Shirooka, Ryuichi

“…The internal structure and evolution of a monsoon trough (MT) and associated mesoscale convective systems (MCSs) in the western North Pacific were…”
Get full text

Subvisual cirrus cloud observations using a 1064-nm lidar, a 95 GHz cloud radar, and radiosondes in the warm pool region by Iwasaki, Suginori, Tsushima, Yoko, Shirooka, Ryuichi, Katsumata, Masaki, Yoneyama, Kunio, Matsui, Ichiro, Shimizu, Atsushi, Sugimoto, Nobuo, Kamei, Akihide, Kuroiwa, Hiroshi, Kumagai, Hiroshi, Okamoto, Hajime

“…We performed synergy observation of subvisual cirrus clouds (SVC) with 1064‐nm lidar, 95‐GHz cloud radar and radiosondes launched every 3 hours at 2°N, 138°E…”
Get full text

HARIMAU Radar-Profiler Network over the Indonesian Maritime Continent: A GEOSS Early Achievement for Hydrological Cycle and Disaster Prevention by Yamanaka, Manabu D., Hashiguchi, Hiroyuki, Mori, Shuichi, Wu, Pei-Ming, Syamsudin, Fadli, Manik, Timbul, Jun-Ichi, Hamada, Yamamoto, Masayuki K., Kawashima, Masayuki, Fujiyoshi, Yasushi, Sakurai, Namiko, Ohi, Masayuki, Shirooka, Ryuichi, Katsumata, Masaki, Shibagaki, Yoshiaki, Shimomai, Toyoshi, Erlansyah, Setiawan, Wawan, Tejasukmana, Bambang, Djajadihardja, Yusuf S., Anggadiredja, Jana T.

“…The Hydrometeorological ARray for Isv-Monsoon AUtomonitoring (HARIMAU), a 5-year project under the Japan EOS Promotion Program (JEPP) contributing to the…”
Get full text

On the temperature-depleted layer at 30-36 km altitude observed by high-altitude radiosonde observations in Okinawa on September, 2022 by Kinoshita, Takenari, Ogino, Shin-Ya, Suzuki, Junko, Shirooka, Ryuichi, Yokoi, Satoru

“…Since the end of continuous rocket-sonde observations, which had been conducted until the 1990s, direct observations at altitudes higher than 30 km have been…”
Get full text

Evaluation of LMS6 and RS41 Radiosonde Humidity Data Obtained during YMC-Boreal Summer Monsoon Study in 2018 and 2020 by YONEYAMA, Kunio, FUJITA, Mikiko, SEIKI, Ayako, SHIROOKA, Ryuichi, YOKOI, Satoru, CAYANAN, Esperanza O., IGLESIA, Cynthia O., CABRERA, Olivia C.

“…This short article describes humidity data correction based on intercomparison between the two manufacturers' radiosondes with the assessment using…”
Get full text