Historical dry spells in Malawi

  • CSV full_list_dry_spells.csv
    Updated: 25 May 2021

    Includes all the dry spells in Malawi from 2000 till 2020 per admin2. This historical dataset was produced as part of OCHA's Anticipatory Action pilot in Malawi. A dry spell is defined as at least 14 consecutive days with a cumulative rainfall less than 2 mm. The dry spells are determined by using the CHIRPS dataset. CHIRPS is raster data, this raster data was aggregated to admin2 by taking the mean value across all raster cells within an admin2.

  • CSV rainy_seasons_detail_2000_2020_mean_back.csv
    Updated: 25 May 2021

    Indicates the start and end of the rainy season in Malawi from 2000 till 2020 per admin2. This historical dataset was produced as part of OCHA's Anticipatory Action pilot in Malawi. The rainy season onset is defined as First day of a period after 1 Nov with at least 40mm of rain over 10 days AND no 10 consecutive days with less than 2mm of total rain in the following 30 days. The rainy cessation as the last day before a 15-day period after 15 March with 25mm or less of rain. The rainy seasons are determined by using the CHIRPS dataset. CHIRPS is raster data, this raster data was aggregated to admin2 by taking the mean value across all raster cells within an admin2.

Source Climate Hazards Center, UC Santa Barbara
Contributor
Date of Dataset January 01, 2000-December 31, 2020
Updated 25 May 2021
Expected Update Frequency As needed
Location
Visibility
Public
License
Methodology Direct Observational Data/Anecdotal Data
Caveats / Comments

The code which was used to produce this dataset can be found here

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