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| Job title |
Senior Resercher/The 3rd lab./Department of Typhoon and Severe Weather Research |
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| Personal |
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| Expertise |
Radar Meteorology |
| Degree |
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| Publications |
- Umehara, A., S. Yoshida, S. Hayashi, S. Shimizu, N. Sakurai, H. Yamauchi, H. Inoue, N. Nagumo, Y. Shusse, 2025: Three-dimensional microphysical structure of the lower positive charge region in a thunderstorm: A case study for a supercell observed using dual-polarization radars. Atmos. Res., 319, 108006, doi.org/10.1016/j.atmosres.2025.108006.
- Ikuta, Y., M. Satoh, W. Roh, S. Matsugishi, N. Kuba, T. Seiki, A. Umehara, and H. Eito, 2025: Improvement of a Single-Moment Cloud Microphysics Scheme Consistent With Dual-Polarization Radar. J. Geophys. Res. Atmos., 130, 1–33
- Unuma, T., H. Yamauchi, T. Kato, A. Umehara, A. Hashimoto, A. Adachi, and N. Nagumo, 2025: Characteristics of raindrop size distribution using 10-year disdrometer data in eastern Japan. Journal of the Meteorological Society of Japan, 103, 219–232.
- Unuma, T., H. Yamauchi, A. Umehara, and T. Kato, 2023: An Equilibrium Raindrop Size Distribution Associated with a Heavy-Rain-Producing Convective System in Japan. Science Online Letters on the Atmosphere, the Meteorological Society of Japan, 19, 150–156.
- Umehara, A., T. Adachi, W. Mashiko, and H.Yamauchi, 2021: Analysis of the tornadic debris signatures of the Ichihara tornado in a typhoon environment using two operational C-band dual-polarization weather radars. SOLA, 17, 196?201, doi:10.2151/sola.2021-034.
- Hayashi, S., A. Umehara, N. Nagumo, and T. Ushio, 2021: The relationship between lightning flash rate and ice-related volume derived from dual-polarization radar. Atmos. Res., 248, 105166, doi:10.1016/j.atmosres.2020.105166
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