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Process-based calibration of WRF-Hydro in a mountainous basin in southwestern U.S.
The National Water Model (NWM) will provide the next generation of operational streamflow forecasts across the United States (U.S.) using the WRF-Hydro hydrologic model. In this...- publication PDF
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The Energetics of Stochastic Continuum Equations for Fluid Systems
The purpose of this report is to introduce stochastic continuum equations for fluid systems that express this uncertainty dynamically. These equations, written in analytical...- publication PDF
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Simulations of the equatorial thermosphere anomaly: Geomagnetic activity modulation
The modulation of geomagnetic activity on the equatorial thermosphere anomaly (ETA) in thermospheric temperature under the high solar activity condition is investigated using...- publication PDF
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Convection-permitting forecasts initialized with continuously cycling...
Analyses with 20-km horizontal grid spacing were produced from parallel continuously cycling three-dimensional variational (3DVAR), ensemble square root Kalman filter (EnSRF),...- publication PDF
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On the relationship between regional ocean heat content and sea surface height
An accurate diagnosis of ocean heat content (OHC) is essential for interpreting climate variability and change, as evidenced, for example, by the broad range of hypotheses that...- publication PDF
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Statistical dependence of EMIC wave scattering on wave and plasma parameters
A recent statistical study (Qin et al., 2018, https://doi-org.cuucar.idm.oclc.org/10.1029/2018JA025419) has suggested that not all electromagnetic ion cyclotron (EMIC) waves can...- publication PDF
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An annual cycle of size-resolved aerosol hygroscopicity at a forested site...
The ability of particles composed wholly or partially of biogenic secondary organic compounds to serve as cloud condensation nuclei (CCN) is a key characteristic that helps to...- publication PDF
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Studies of a rapid change detector using CYGNSS level-2 wind speed products
This work further investigates the use of ocean wind speed retrievals from NASA's Cyclone Global Navigation Satellite System (CYGNSS) mission that are closely spaced in space...- publication PDF
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Radar in atmospheric sciences and related research: Current systems,...
To assist the National Science Foundation in meeting the needs of the community of scientists by providing them with the instrumentation and platforms necessary to conduct their...- publication PDF
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Secondary planetary waves in the middle and upper atmosphere following the...
The role of planetary waves in causing stratospheric sudden warmings (SSWs) is well understood and quantified. However, recent studies have indicated that secondary planetary...- publication PDF
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Gas-phase photolysis of Hg(I) radical species: A new atmospheric mercury...
The efficient gas-phase photoreduction of Hg(II) has recently been shown to change mercury cycling significantly in the atmosphere and its deposition to the Earth's surface....- publication PDF
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Long-term effect of barotropic instability across the moat in double-eyewall...
Secondary eyewall formation and the ensuing eyewall replacement cycles may take place in mature tropical cyclones (TCs) during part of their lifetime. A better understanding of...- publication PDF
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Dynamical characteristics of drought in the Caribbean from observations and...
Climate models consistently project a significant drying in the Caribbean during climate change, and between 2013 and 2016 the region experienced the worst multiyear drought in...- publication PDF
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Harmonization of global land use change and management for the period...
Human land use activities have resulted in large changes to the biogeochemical and biophysical properties of the Earth's surface, with consequences for climate and other...- publication PDF
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Wintertime formaldehyde: Airborne observations and source apportionment over...
Formaldehyde (HCHO) is generated from direct urban emission sources and secondary production from the photochemical reactions of urban smog. HCHO is linked to tropospheric ozone...- publication PDF
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Severe weather prediction using storm surrogates from an ensemble forecasting system
Probabilistic severe weather forecasts for days 1 and 2 were produced using 30-member convection-allowing ensemble forecasts initialized by an ensemble Kalman filter data...- publication PDF
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Direct numerical simulation of the Plumb-McEwan laboratory analogue of the QBO
The laboratory experiment of Plumb and McEwan demonstrates the principal mechanism of periodically reversing winds observed in the stratosphere--the quasi-biennial oscillation...- publication PDF
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Modern Developments in the Theory of the General Ocean Circulation--a Symposium
A symposium conducted under the auspices of the Laboratory of Atmospheric Science and the Advanced Study Program of NCAR, at Boulder, Colorado, in the summer of 1969. This...- publication PDF
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Sensitivity of mountain wave drag estimates on separation methods and...
Internal gravity waves (GWs) are ubiquitous in the atmosphere, making significant contributions to the me-soscale motions. Since the majority of their spectrum is unresolved in...- publication PDF
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Development of a current sheet in the wake of a fast coronal mass ejection
A bright ray that developed in the wake of a fast coronal mass ejection (CME) on 2005 September 7 presents a unique opportunity to study the early development and physical...- publication PDF
