Zobrazeno 1 - 10
of 56
pro vyhledávání: '"S.D. Kotal"'
Publikováno v:
Tropical Cyclone Research and Review, Vol 13, Iss 2, Pp 88-112 (2024)
This study examines the track and intensity forecasts of two typical Bay of Bengal tropical cyclones (TC) ASANI and MOCHA. The analysis of various Numerical Weather Prediction (NWP) model forecasts [ECMWF (European Centre for Medium range Weather For
Externí odkaz:
https://doaj.org/article/4068e93049e34354940617f01e66a8f1
Autor:
S.D. Kotal, S.K. Bhattacharya
Publikováno v:
Tropical Cyclone Research and Review, Vol 11, Iss 3, Pp 146-162 (2022)
Spatial distribution of rainfall and wind speed forecast errors associated with landfalling tropical cyclones (TC) occur significantly due to incorrect location forecast by numerical models. Two major areas of errors are: (i) over-estimation over the
Externí odkaz:
https://doaj.org/article/ce4f5b16180e4595a97f2240b5cbefc6
Autor:
S.D. Kotal, S.K. Bhattacharya
Publikováno v:
Tropical Cyclone Research and Review, Vol 9, Iss 1, Pp 53-66 (2020)
This paper demonstrates a modification method for real-time improvement of wind field forecasts for a typical cyclone VARDAH, which formed over the Bay of Bengal (BoB) in 2016. The proposed method to improve the wind field forecasts associated with t
Externí odkaz:
https://doaj.org/article/ba29b0b38d2e4764bf164d30715403e2
Autor:
Joseph B. Courtney, Sébastien Langlade, Stephen Barlow, Thomas Birchard, John A. Knaff, S.D. Kotal, Tarik Kriat, Woojeong Lee, Richard Pasch, Charles R. Sampson, Udai Shimada, Amit Singh
Publikováno v:
Tropical Cyclone Research and Review, Vol 8, Iss 4, Pp 226-239 (2019)
This review summarizes experiences at operational centers to forecast tropical cyclone (TC) intensity change as presented to the International Workshop on Tropical Cyclones (IWTC-9) in Hawaii in 2018. Some operational forecast centers have been able
Externí odkaz:
https://doaj.org/article/f9dcfd74c9134f67a964b9307ddc7608
Autor:
Joseph B. Courtney, Sébastien Langlade, Charles R. Sampson, John A. Knaff, Thomas Birchard, Stephen Barlow, S.D. Kotal, Tarik Kriat, Woojeong Lee, Richard Pasch, Udai Shimada
Publikováno v:
Tropical Cyclone Research and Review, Vol 8, Iss 3, Pp 123-133 (2019)
This review summarizes techniques used by operational centers to forecast tropical cyclone intensity change as presented to the International Workshop on Tropical Cyclones (IWTC-9) in Hawaii in 2018. Recent advances and major changes over the past fo
Externí odkaz:
https://doaj.org/article/247d7a95bcc44feb8dc34182f748fa2f
Publikováno v:
Tropical Cyclone Research and Review, Vol 6, Iss 3, Pp 82-93 (2017)
ABSTRACT: Joint Typhoon Warning Center (JTWC) Best Track data from 1995 to 2014 are processed to examine some specific patterns and trends shown by Typhoons over the Western North Pacific. With a multivariate dataset of 588 TC cases in hand, we carry
Externí odkaz:
https://doaj.org/article/4264019902d74b38b9da739aab021ac9
Autor:
S.D. Kotal, S.K. Bhattacharya
Publikováno v:
Tropical Cyclone Research and Review, Vol 6, Iss 3, Pp 67-81 (2017)
ABSTRACT: The structure and evolution of inner-core convective bursts and their differences associated with rapid intensification (RI) and rapid decay (RD) of tropical cyclone CHAPALA are examined. The inception of RI was associated with substantial
Externí odkaz:
https://doaj.org/article/54ddccfebf7e4b1488b3c857418b0a14
Application of Fuzzy Clustering Technique for Analysis of North Indian Ocean Tropical Cyclone Tracks
Publikováno v:
Tropical Cyclone Research and Review, Vol 4, Iss 3, Pp 110-123 (2015)
ABSTRACT: A fuzzy, c-means (FCM) clustering technique is explored to investigate the track of tropical cyclones over the North Indian Ocean (NIO) for the period (1976-2014). A total of five clusters is objectively identified based on partition index,
Externí odkaz:
https://doaj.org/article/e52f4c171e1b4f73a988092e2be70002
Publikováno v:
Tropical Cyclone Research and Review, Vol 4, Iss 1, Pp 27-37 (2015)
ABSTRACT: The track of tropical cyclone ‘Madi’ showed almost 180o turn around, while immediately after recurvature it decayed rapidly in the following 24 hours. Sea surface temperature (SST) analyses rule out confrontation with low SST as cause o
Externí odkaz:
https://doaj.org/article/b25004cdb92045e688aa2aab83d97211
Publikováno v:
Tropical Cyclone Research and Review, Vol 3, Iss 3, Pp 162-177 (2014)
ABSTRACT: An objective NWP based Cyclone Prediction System (CPS) has been developed and implemented at IMD for operational cyclone forecasting over the north Indian Ocean (NIO). The five forecast components of CPS are (a) Genesis Potential Parameter
Externí odkaz:
https://doaj.org/article/8769b70752c449afb6f7afeba2375871