5 Scopus citations

Abstract

How strong does the wind blow in a hurricane? This proves a question that is difficult to answer, but has far-reaching consequences for satellite meteorology, weather forecasting and hurricane advisories. In the EUMETSAT CHEFS project, KNMI, ICM and IFREMER worked with international colleagues to address this question to prepare for the EPS-SG SCA scatterometer, which introduces C-band cross-polarization measurements to improve the detection of hurricane-force winds. To calibrate the diverse available satellite, airplane and model winds, in-situ wind speed references are needed. Unfortunately, these prove rather inconsistent in the wind speed range of 15 to 25 m/s, casting doubt on the higher winds too. Should we trust dropsondes at high and extreme winds or perhaps put more confidence in the moored buoy references? This dilemma will be presented to initiate a discussion with the international community gathered at IGARSS ‘21.

Original languageEnglish
Pages1182-1185
Number of pages4
DOIs
StatePublished - 2021
Externally publishedYes
Event2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021 - Brussels, Belgium
Duration: Jul 12 2021Jul 16 2021

Conference

Conference2021 IEEE International Geoscience and Remote Sensing Symposium, IGARSS 2021
Country/TerritoryBelgium
CityBrussels
Period07/12/2107/16/21

Keywords

  • Hurricane winds
  • aerosol
  • atmospheric dynamics
  • atmospheric modelling
  • climate change
  • clouds
  • dropsondes
  • moored buoys
  • ocean vector winds
  • scatterometer
  • weather

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