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Nile Drought Early Warning System (Nile-DEWS)
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Past
Forecasted
Temporal coverage
Update Date
Temporal coverage
Update Date
Fortnight - 1
24th of every month
Fortnight - 1
2nd of every month
Fortnight - 2
9th of every month
Fortnight - 2
16th of every month
Monthly
9th of every month
Monthly
2nd of every month
Quarterly
9th of every month
Quarterly
2nd of every month
Half yearly
9th of every month
Half yearly
2nd of every month
Available Reports
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Spatial Coverage
Country
Basin
Sub-Basin
Grid
Select Coordinate
Lat Min
Long Min
Lat Max
Long Max
Watershed
Data & Information
Select Data
E.T.
Land Surface Temperature
NDVI
Rainfall
Soil Moisture
TMax
TMin
Temporal Coverage:
Submit
Rainfall Onset & End Date
Onset Date
End Date
Spatial Drought Validation
Drought Validation Steps
Sub-Basin Level
Grid
Drought Type
Surface Water Body
Select Year
2024
2023
2022
2021
2020
2019
2018
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Drought Type:
Indices:
Meteorological
Agricultural
Hydrological
The hydrological models used for SSI calculations for Nile Basin were calibrated using limited mean monthly data at different gauging sites. Mean monthly data for all the gauging sites was available only for 2 years (1981-1982).
CDI
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Drought Updating Schedule
Data Availability Schedule
Temporal Coverage:
Past
Forecasted
Temporal Coverage:
Past
Forecasted
Temporal Coverage:
Past
Forecasted
Temporal Coverage:
Past
Forecasted
Legend
Water Level Data
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Available Reports
Report Name
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Past
Forecasted
Temporal coverage
Update Date
Temporal coverage
Update Date
Fortnight - 1
24th of every month
Fortnight - 1
2nd of every month
Fortnight - 2
9th of every month
Fortnight - 2
16th of every month
Monthly
9th of every month
Monthly
2nd of every month
Quarterly
9th of every month
Quarterly
2nd of every month
Half yearly
9th of every month
Half yearly
2nd of every month
×
Sr. No.
Parameter
Data Source
Data Update Schedule
1
Real time past rainfall data
CHIRPS
CHIRPS data is updated by the source with a lag-time (delay) of about 4-5 weeks.
2
Real time past Rainfall, Maximum Temperature, Minimum Temperature, Soil Moisture, and Land Surface Temperature
ERA5
ERA5 data is updated by the source with a lag-time of about 7-8 days.
3
Normalized Difference Vegetation Index (NDVI)
MODIS
MODIS 16-day composite NDVI data is updated by the source with a lag-time of 8 to 12 days.
4
Actual Evapotranspiration (AET) and Potential Evapotranspiration (PET)
MODIS
MODIS 8-day composite AET and PET data is updated with a lag-time of 10 to 12 days.
