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NASA GISS in Affiliation with SCSU Computer Science

LATEST: TRMM (meteorological satellite) observations of 3- hourly precipitation rates with streamlines of the near surface circulation (at 925 mb) from reanalysis.

The researcher team here at Southern, including Dr. DaPonte of the Computer Science department and students from the department, have collaborated with NASA and Goddard Institute of Space Studies (GISS). The objective is to create graphical output of weather data, for the purpose of, validating the intricate mathematical model that scientists have developed to ensure safety and health for the people in West Africa that depend on the rainfall during the months of June through September for their crops for the entire year.

 


Satellites and Weather Models Study of West African Storms
By Leonard Druyan and Matthew Fulakeza

Link to Model data at 700mb in 2002Weather forecasts made by computer-based models must be started with information from from weather observations.

Click on the picture on the right to see an animation of one simulation of the 700mb level of circulation and daily precipitation rates over 16 layers from June to September 2002.

To view the next page click here.


Satellites and Weather Models Study of West African Storms
By Leonard Druyan and Matthew Fulakeza

Link to Model data at 925mb in 2002The required observational datasets interpolates (fill in) the sometimes wide areas between weather observations, and they are routinely made several times a day on a relatively coarse grid (275 km spacing) over Earth's entire surface.

Click on the picture on the right to see an animation of one simulation of the 925mb level of circulation and daily precipitation rates over 16 layers from June to September 2002.

To view the next page click here.


Satellites and Weather Models Study of West African Storms
By Leonard Druyan and Matthew Fulakeza

Link to Model data at 700mb in 2003 AnimationThe Regional Model (RM) at NASA Goddard Institute for Space Studies (GISS) and Columbia University's Center for Climate Systems Research produces weather analyses and forecasts over West Africa on a grid with only 50 km spacing over a limited area, confined to 70 of longitude by 55 of latitude.

Click on the picture on the right to see an animation of one simulation of the 700mb level of circulation and daily precipitation rates over 28 layers from June to September 2003.

To view the next page click here.


Satellites and Weather Models Study of West African Storms
By Leonard Druyan and Matthew Fulakeza

Link to Model data at 925mb in 2003The relative small dimensions of the Regional Model's grid elements make it a very appropriate tool for studying weather phenomena with small spatial features, such as summer storms over West Africa.

Click on the picture on the right to see an animation of one simulation of the 925mb level of circulation and daily precipitation rates over 28 layers from June to September 2003.

To view the next page click here.


To view the entire scientific brief you can go to:
http://www.giss.nasa.gov/research/briefs/druyan_06

 Science Organizational Links

LATEST: TRMM (meteorological satellite) observations of 3- hourly precipitation rates with streamlines of the near surface circulation (at 925 mb) from reanalysis.

AMMA-US |  GISS |  NAMMA |  WAMME |  NCEP RE2 |  TRMM |  TRMM 3-Hourly