1
vote
1answer
58 views

Using rainfall data (raster) as an input to determine stream lines in Arc Hydro?

I was wondering if it is possible to use rainfall data (raster) as an input to Arc Hydro for determining stream lines? I am learning Arc Hydo and have gone through a couple of tutorials. As far as I ...
4
votes
1answer
47 views

How to read binary rainfall data (*.trm) in ArcGIS for Desktop?

I have some *.trm binary data that is merged Tropical Rainfall Measuring Mission (TRMM) rainfall data. I have to read it through ArcGIS for Desktop to extract rainfall data from this.
1
vote
0answers
57 views

Determining average rainfall for cumulative watershed, where only sub-watersheds defined?

I have a polygon layer with sub-catchments (sub-watersheds) and a grid of rainfall. I have used the Zonal Stats as a table to calculate the average rainfall for each sub-catchment, but I now need to ...
1
vote
1answer
80 views

How to use ArcMap for HydroPower Potential

I am trying to determine the sites for small hydropower. I have a elevation dem, rainfall data, Curve number data (from soil and landuse shapefiles). I have already used the DEM to fill sinks, find ...
1
vote
2answers
335 views

Calculating watershed runoff with landuse and rainfall data?

What is the method for computing rasters of total rainfall of a given month, flow accumulation, and land use (runoff coefficient) or soil K factor? I am using ArcMap 10.
2
votes
0answers
738 views

How to convert Rainfall Isohyet map into Raster to determine precipitation (mm) at any point? [closed]

Specifically, I have a rainfall map (Isohyets) measured in mm (precipitation)... I wanted to know a particular value (precipitation) at any point between these lines... How can I do this? Do I have ...