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Tropical Cyclone Wind Speeds from WindSat, AMSR and SMAP: Algorithm Development and Testing

Thomas Meissner, Lucrezia Ricciardulli, Andrew Manaster
2021 Remote Sensing  
useful discussions and comments.  ...  Acknowledgments: We would like to thank John Knaff (NOAA/Center for Satellite Applications and Research, Fort Collins, CO, USA) and Charles Sampson (Naval Research Laboratory, Monterey, CA, USA) for numerous  ...  Time Series of Intensity and Size of Selected Tropical Cyclones The TC-wind retrievals from AMSR, WindSat, and SMAP allow for an easy determination of parameters that are used by TC forecasters and warning  ... 
doi:10.3390/rs13091641 doaj:f14b1f98feb740e18d3f0a17915b1674 fatcat:eu7do4xhjvdlvmc4hvjta44s5e

Estimating Tropical Cyclone Wind Structure and Intensity from Spaceborne Radiometer and Synthetic Aperture Radar

Biao Zhang, Ziqiang Zhu, Perrie William, Jie Tang, Jun A. Zhang
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
We present a relatively simple method to estimate tropical cyclone (TC) surface wind structure (34-, 50-and 64-kt wind radii) and intensity (maximum wind speed, MWS) from wind fields acquired from the  ...  L-band SMAP radiometer and C-band Sentinel-1A/B and RADARSAT-2 synthetic aperture radar (SAR) between 2015 and 2020.  ...  ACKNOWLEDGMENTS The authors would like to thank the Canadian Space Agency and European Space Agency for providing RADARSAT-2 and Sentinel-1A/B SAR data.  ... 
doi:10.1109/jstars.2021.3065866 fatcat:qejv6ulkq5cclhijkwoukubwpi

A New Generation of Tropical Cyclone Size Measurements from Space

N. Reul, B. Chapron, E. Zabolotskikh, C. Donlon, A. Mouche, J. Tenerelli, F. Collard, J. F. Piolle, A. Fore, S. Yueh, J. Cotton, P. Francis (+2 others)
2017 Bulletin of The American Meteorological Society - (BAMS)  
rain in both tropical cyclones and polar lows.  ...  observations used by tropical cyclone centers and forecasters.  ...  It's easier than ever for the weather, water, and climate community and the general public to search for organizations and individuals offering these important services.  ... 
doi:10.1175/bams-d-15-00291.1 fatcat:urad3mxdz5g6jnzf56h6kurldm

Assessment of CYGNSS Wind Speed Retrievals in Tropical Cyclones

Lucrezia Ricciardulli, Carl Mears, Andrew Manaster, Thomas Meissner
2021 Remote Sensing  
for high winds: SMAP, WindSat, and AMSR2 TC-winds.  ...  The NASA CYGNSS satellite constellation measures ocean surface winds using the existing network of the Global Navigation Satellite System (GNSS) and was designed for measurements in tropical cyclones (  ...  on the development of the CYGNSS NOAA winds; Charles Sampson at US Navy/NRL for discussions on the accuracy of the SMAP and TC-winds; and Michael Densberger and Marty Brewer at Remote Sensing Systems  ... 
doi:10.3390/rs13245110 fatcat:l7m4tactbfdqha4fpsffvm2r3e

High-Frequency Variations in Pearl River Plume Observed by Soil Moisture Active Passive Sea Surface Salinity

Xiaomei Liao, Yan Du, Tianyu Wang, Shuibo Hu, Haigang Zhan, Huizeng Liu, Guofeng Wu
2020 Remote Sensing  
In addition, heavy rainfall related to the landfall of tropical cyclones in the Pearl River Estuary region contributed to the episodic offshore transport of the plume.  ...  Using recently available Soil Moisture Active Passive (SMAP) sea surface salinity (SSS) data and high-resolution ocean color products, this study investigated summertime high-frequency variations in the  ...  Research for the RMM index (, Joint Typhoon Warning Center for the best-track dataset of tropical cyclones (  ... 
doi:10.3390/rs12030563 fatcat:wxdscghs55arndkfamwg6oa2aq

An Improved Conversion Relationship between Tropical Cyclone Intensity Index and Maximum Wind Speed for the Advanced Dvorak Technique in the Northwestern Pacific Ocean Using SMAP Data

Sumin Ryu, Sung-Eun Hong, Jun-Dong Park, Sungwook Hong
2020 Remote Sensing  
The Advanced Dvorak Technique (ADT) uses geostationary satellite data to estimate tropical cyclone (TC) intensity owing to the difficulty in directly observing a TC's internal structure.  ...  The conversion relationships between CI number and SMAP MWS, and between SMAP MWS and MWS of the best track a derived, and the MWS of two ADTs with the Koba and Hong and Ryu scales are then estimated using  ...  Acknowledgments: The authors thank anonymous reviewers for constructive and helpful comments on the manuscript. Conflicts of Interest: The authors declare no conflicts of interest.  ... 
doi:10.3390/rs12162580 fatcat:3m7yqhylinaulj7x3cwwpsn7gy

MTrack: Improved Center Fix of Tropical Cyclones from SMAP Wind Observations

David Mayers, Christopher Ruf
2020 Bulletin of The American Meteorological Society - (BAMS)  
Accurate storm centers are useful for operational forecasting of tropical cyclones and for their reanalysis (e.g. research on storm surge modeling).  ...  AbstractMTrack is an automated algorithm which determines the center location (latitude and longitude) of a tropical cyclone from a scalar wind field derived from satellite observations.  ...  Figure 7 shows the SMAP wind field of a very weak and disorganized Tropical Storm Leslie on 9 October 2018.  ... 
doi:10.1175/bams-d-20-0068.1 fatcat:bo4aucslffhbtkybmwqt66mcom

Satellite Flood Inundation Assessment and Forecast using SMAP and Landsat

Jinyang Du, John Kimball, Justin Sheffield, Ming Pan, Colby K. Fisher, Hylke E. Beck, Eric Wood
2021 IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing  
the Cyclone Idai event.  ...  The Classification and Regression Trees (CART) model was selected and trained using retrievals derived from SMAP and Landsat coupled with rainfall forecasts from the NOAA Global Forecast System (GFS).  ...  SMAP flood mapping The SMAP L-band microwave radiometer is optimal for flood mapping from cyclone events characterized by heavy cloud cover and intense precipitation.  ... 
doi:10.1109/jstars.2021.3092340 fatcat:6nm7wwqu6bhz3p74xqnu3q3e5u

Application of SAR Data for Tropical Cyclone Intensity Parameters Retrieval and Symmetric Wind Field Model Development

Yuan Gao, Jie Zhang, Jian Sun, Changlong Guan
2021 Remote Sensing  
The spaceborne synthetic aperture radar (SAR) is an effective tool to observe tropical cyclone (TC) wind fields at very high spatial resolutions.  ...  Three intensity parameters were found to be dependent upon each other.  ...  We thank the Hurricane Research Division of National Oceanic and Atmospheric Administration for SFMR data and hurricane best-tracks, the Joint Typhoon Warning Center for typhoon best-tracks.  ... 
doi:10.3390/rs13152902 fatcat:nm4sp5pkt5cxtbuhag3nbhn6je

Precipitation estimates from SMOS sea-surface salinity

A. Supply, J. Boutin, J.-L. Vergely, N. Martin, A. Hasson, G. Reverdin, C. Mallet, N. Viltard
2017 Quarterly Journal of the Royal Meteorological Society  
Arias -ARGANS company) and by the CNES TOSCA SMOS-OCEAN projects.  ...  We thank Stéphane Marchand for his computing support, Hugo Bellenger for very fruitful exchanges about the formation of freshwater lenses and Steven Delwart and Diego Martinez (ESA) for very constructive  ...  developed in this article will remain valid in other tropical regions.  ... 
doi:10.1002/qj.3110 fatcat:64t7yxid7vcgpivv3tmrdei6ny

Joint Use of Spaceborne Microwave Sensor Data and CYGNSS Data to Observe Tropical Cyclones

Shiwei Wang, Shuzhu Shi, Binbin Ni
2020 Remote Sensing  
The joint use of spaceborne microwave sensor data and Cyclone Global Navigation Satellite System (CYGNSS) data to observe tropical cyclones (TCs) is presented in this paper.  ...  This process included data preprocessing, image fusion, determination of the TC center position, and the estimation of the TC's intensity.  ...  Acknowledgments: The authors would like to thank the anonymous reviewers for their helpful comments and suggestions. Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/rs12193124 fatcat:clufkribyna3zpswwzh43ujgpy

The CYGNSS Mission: On-Going Science Team Investigations

Hugo Carreno-Luengo, Juan A. Crespo, Ruzbeh Akbar, Alexandra Bringer, April Warnock, Mary Morris, Chris Ruf
2021 Remote Sensing  
In 2012, the National Aeronautics and Space Administration (NASA) selected the CYclone Global Navigation Satellite System (CYGNSS) mission coordinated by the University of Michigan (UM) as a low-cost and  ...  The CYGNSS mission was originally proposed for ocean surface wind speed estimation over Tropical Cyclones (TCs) using Earth-reflected Global Positioning System (GPS) signals, as signals of opportunity.  ...  Several studies have used simulated CYGNSS winds to develop assimilation methods for improving tropical cyclone track and intensity forecasts [61] [62] [63] [64] .  ... 
doi:10.3390/rs13091814 fatcat:vu44nmgt4be35bckwa5rvnb2pi

Data-Driven Landslide Nowcasting at the Global Scale

Thomas A. Stanley, Dalia B. Kirschbaum, Garrett Benz, Robert A. Emberson, Pukar M. Amatya, William Medwedeff, Marin K. Clark
2021 Frontiers in Earth Science  
Due to the importance of rainfall and faults in LHASA version 2, nowcasts would be issued more frequently in some tropical countries, such as Colombia and Papua New Guinea; at the same time, the new version  ...  LHASA version 1 categorizes the world's land surface into three ratings: high, moderate, and low hazard with a single decision tree that first determines if the last seven days of rainfall were intense  ...  ACKNOWLEDGMENTS We thank Gabrielle de Lannoy and Anne Felsberg for their advice on global soil moisture estimates, as well as Cees van Westen, Odin Marc, and other members of the landslide research community  ... 
doi:10.3389/feart.2021.640043 fatcat:ddwhdiovfne7jectjpjxmoqfya

Variational Retrievals of High Winds Using Uncalibrated CyGNSS Observables

Estel Cardellach, Yang Nan, Weiqiang Li, Ramon Padullés, Serni Ribó, Antonio Rius
2020 Remote Sensing  
For example, the Pearson's correlation coefficient between these CyGNSS retrievals and ERA5 is 0.884, 0.832 with NOAA CyGNSS results, and 0.831 with respect to SMAP co-located measurements.  ...  Through comparisons with the background model, other spaceborne sensors (SMAP, SMOS, ASCAT-A/B), and CyGNSS wind retrievals by other organizations, the study shows that this approach has skills to infer  ...  Main tropical cyclones across which this study found valid CyGNSS data.  ... 
doi:10.3390/rs12233930 fatcat:c6w5htb6dvabxpjsg53xg6kgr4

First Spaceborne GNSS-Reflectometry Observations of Hurricanes From the UK TechDemoSat-1 Mission

Giuseppe Foti, Christine Gommenginger, Meric Srokosz
2017 Geophysical Research Letters  
GNSS-R wind profiles show realistic spatial patterns and sharp gradients that are consistent with expected structures around the eye of tropical cyclones.  ...  Clear variations of GNSS-R reflected power (σ 0 ) are observed as reflections travel through hurricanes, in some cases up to and through the eye wall.  ...  Acknowledgments This work was partly funded by the European Space Agency under contract RFP ESA-IPL-PEO-FF-ah-LE-2015-377 "ESA TDS-1 GNSS-R Exploitation Phase 2" and partly under NERC National Capability  ... 
doi:10.1002/2017gl076166 fatcat:wgiunt64r5ep3m2zqlb5i42doe
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