ISSI Working Group on Atmospheric Water Vapor, 11 Feb 2008 ISSI Working Group on Atmospheric Water Vapor, 11 Feb 2008 Holger Vömel Holger Vömel Cooperative Institute for Research in Environmental Cooperative Institute for Research in Environmental Sciences Sciences University of Colorado University of Colorado Water vapor observations Water vapor observations using the CFH using the CFH
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ISSI Working Group on Atmospheric Water Vapor, 11 Feb 2008 Holger Vömel Cooperative Institute for Research in Environmental Sciences University of Colorado.
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ISSI Working Group on Atmospheric Water Vapor, 11 Feb 2008ISSI Working Group on Atmospheric Water Vapor, 11 Feb 2008
Holger VömelHolger Vömel
Cooperative Institute for Research in Environmental SciencesCooperative Institute for Research in Environmental Sciences
University of ColoradoUniversity of Colorado
Water vapor observations Water vapor observations using the CFHusing the CFH
OverviewOverview• Science issues:Science issues:
Trend (stratosphere / upper troposphere)Trend (stratosphere / upper troposphere)SupersaturationSupersaturationUse in forecasting and modelsUse in forecasting and models
Business interestsBusiness interests• ProfitProfit• Trade secretsTrade secrets
Science interestsScience interests• Economical observationsEconomical observations• Understanding of instrumentUnderstanding of instrument• Open access policyOpen access policy
Discussion pointsDiscussion points• CFH observations provide highest level of CFH observations provide highest level of
confidenceconfidence
• Improve confidence in observations by cross Improve confidence in observations by cross checks of observations (ground and balloon checks of observations (ground and balloon based, satellites, aircraft)based, satellites, aircraft)
• Science issues to be addressed need large Science issues to be addressed need large number of soundingsnumber of soundings
• Need to address industrial production issue, Need to address industrial production issue, involvement of radiosonde manufacturersinvolvement of radiosonde manufacturers