Rainfall Distribution

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Study Area

Cover on Chaophraya River Basin and others basin in 35 provinces. Use monthly rainfall data between 1952-1997 to interpolate all values of this area by using GRASS with numerical approximation technique based on distance squared weighting of the values of 12 nearest data points.

View rainfall depth distribution

In specific month of selected period. Month Year from to

12 months of selected year. Year

Rainfall Distribution Histogram

In specific month and year. Month Year

Graph of rainfall depth distribution

In specific month of selected period. Avg Min Max Sum All (Max,Avg,Min) Month Year from to For show all month input month=13

Graph of CROSS Section

In specific station and nearly specific year. Station C.2 C.1 C.10 C.11 C.12 C.13 C.13S C.14 C.15 C.15A C.16 C.17 C.18 C.19 C.2 C.21 C.22 C.24 C.24S C.25 C.28 C.29 C.3 C.30 C.30s C.31N C.34 C.35 C.3S C.4 C.5 C.7 C.7A C.9 nearly Year

Annex

Layer    Procedure

Other area of rainfall depth distribution

North-Eastern Region 1952-1997 Thailand 1952-1997 Thailand for each month

Data from Royal Irrigation Department
Picture and Created by Hydro - Informatics Institute (Public Organization) HII