Soil moisture modeling based on multiyear observations in the Sahel

Journal of Applied Meteorology;  November 1, 2002 ;     700+ words ......March 2002 ABSTRACT Two simple soil moisture models useful for drought monitoring...ground observations of root-zone soil moisture in Sahelian Niger. One is a water balance model that calculates soil moisture using daily precipitation and...

The predictability of soil moisture and near-surface temperature in...

Journal of Climate;  February 1, 2003 ;     700+ words ......System, seasonal predictability of the soil moisture and near-surface temperature, and...one starting from climatological soil moisture as initial condition and the other from R-2 soil moisture analysis. Each set consisted of 10-memb...

Assimilation of Screen-Level Variables in ECMWF's Integrated Forecast...

Monthly Weather Review;  February 1, 2007 ;     700+ words ......weather prediction applications, the soil moisture analysis is based on the modeled first-gue...obtained from an open loop system, in which soil moisture evolves freely. It is found that soil moisture assimilation or analysis has a significant...

Does soil moisture influence climate variability and predictability over...

Journal of Climate;  May 15, 2002 ;     700+ words ......frequently investigated. Here, the impact of soil moisture variability on interannual climate...conditions. In the first set of experiments, soil moisture is free to vary in response to atmospheric...of five experiments with prescribed soil moisture is performed. A comparison ...

The global soil moisture data bank

Bulletin of the American Meteorological Society;  June 1, 2000 ;     700+ words ...ABSTRACT Soil moisture is an important variable in the...depend critically on knowledge of soil moisture variations, as do impacts of climate...sensing. To that end, the Global Soil Moisture Data Bank, a Web site (http://climate...

Global retrospective estimation of soil moisture using the Variable...

Journal of Climate;  April 15, 2001 ;     700+ words ......equivalent, evapotranspiration, runoff, and soil moisture storage. The main differences between...somewhat lower; 3) patterns of simulated soil moisture storage are similar to the climatology...hydrological model produces a larger range in soil moisture; and 4) the annual cycle and ...

Mesoscale Monitoring of Soil Moisture across a Statewide Network

Journal of Atmospheric and Oceanic Technology;  February 1, 2008 ;     700+ words ...ABSTRACT Soil moisture is an important component in many...the spatial and temporal nature of soil moisture on the mesoscale is vital to determine...Recognizing the need for improved in situ soil moisture measurements, the Oklahoma Mesonet...

Time Scales of Layered Soil Moisture Memory in the Context of...

Journal of Climate;  July 15, 2004 ;     700+ words ...ABSTRACT The time scales of layered soil moisture memory in the Common Land Model (CLM...using a 50-yr climate simulation. Such soil moisture memory has been characterized in terms...cross-spectral analysis has been applied to the soil moisture profile with precipitation (P), runoff...

The Temporal Variability of Soil Moisture and Surface Hydrological...

Journal of Climate;  November 15, 2006 ;     700+ words ......observationally based estimates. The soil moisture variance is related to second-order...quantities. The persistence time scale of soil moisture anomalies is also evaluated. Model...observationally based and reanalysis estimates. Soil moisture variability is compared with that ...

GEWEX/BAHC International Workshop on Soil Moisture Monitoring, Analysis,...

Bulletin of the American Meteorological Society;  July 1, 2001 ;     700+ words ...ABSTRACT The International Workshop on Soil Moisture Monitoring, Analysis, and Prediction...was generally agreed that a global soil moisture monitoring system would be model based...participants was that a global system for soil moisture is needed and, furthermore, a system...

Impact of Soil Moisture Anomalies on Summer Rainfall over East Asia: A...

Journal of Climate;  December 1, 2007 ;     700+ words ......Numerous modeling studies have shown that soil moisture anomalies in later spring have a significant...America. On the other hand, the role of soil moisture in forming monsoonal precipitation...attempts to clarify the importance of soil moisture on the summer rainfall in late ...

GENESIS OF MESOSCALE CONVECTIVE SYSTEMS ABOVE UNEVEN SOIL MOISTURE...

Bulletin of the American Meteorological Society;  January 1, 2005 ;     390 words ...Heterogeneities in vegetation type, soil type, or soil moisture can induce physiographically forced...of these systems may be affected by soil moisture heteorogeneity. We examined the sensitivity...mesoscale convective system to the initial soil moisture distribution. In the ...

Variations in soil moisture

Bulletin of the American Meteorological Society;  January 1, 2003 ;     314 words ......less attention has been focused on soil moisture. The lack of long-term measurements of soil moisture profiles has precluded the examination...crucial for investigating the impact of soil moisture on atmospheric variability. Recently...

Effects of soil moisture on temperatures, winds, and pollutant...

Journal of Applied Meteorology;  May 1, 1999 ;     700+ words ......This paper examines the effects of soil moisture initialization in a coupled air quality-meteorologic...simulations, each with different initial soil moisture fields, were run. In the baseline simulation...observations. In the other two simulations, soil moisture contents were ...

Scientists, Students Dig High and Low for 'Dirt' on Soil Moisture.

AScribe Science News Service;  July 11, 2003 ;     700+ words ......objectives are two-fold - validating soil moisture data gleaned from satellites and working...the optimum instrument for conducting soil moisture remote sensing. By learning how to...the U.S. Department of Agriculture, Soil Moisture Experiments in 2003 is a collaboration...