Understanding the Data

The interactive map below displays a subset of the global aggregated data delivered daily to the World Bank via FTP server. Depending on the file used or the variables chosen by the analyst, the data may be for the past 30 days, the past 7 days, or the next 7 days, and the attributes may be precipitation, temperature, or other major weather attributes like precipitation/PET.

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Soil moisture statistics by region

The following table displays basic statistics on the seasonal variation in soil moisture across regions of the target country. The variable of analysis is accumulated Evapotranspiration Deficit (ETD), meaning the accumulated amount of rainfall deficit each location experienced for a theoretical cropping season beginning on January 15, 2018.


##    admin1_name avg_accumulatedETD min_accumulatedETD max_accumulatedETD
## 1       Balaka       7.477842e+01          45.884667         95.5016733
## 2     Blantyre       1.199211e+02          84.569356        147.1547313
## 3     Chikwawa       9.974231e+01          69.335489        125.9087018
## 4   Chiradzulu       8.543742e+01          70.769509        109.1995384
## 5      Chitipa       0.000000e+00           0.000000          0.0000000
## 6        Dedza       5.453291e+01          13.957807        102.4770746
## 7         Dowa       5.024817e+01          14.323475        118.3294055
## 8      Karonga       0.000000e+00           0.000000          0.0000000
## 9      Kasungu       1.295737e+01           0.000000         46.7386590
## 10    Lilongwe       6.038887e+01          20.126452        157.6629890
## 11    Machinga       5.183458e+01          24.069356         78.9168425
## 12    Mangochi       3.085280e+01           2.346992         88.0948287
## 13     Mchinji       2.847790e+01          16.086537         44.6854800
## 14     Mulanje       5.892817e+01          12.651484         91.8379861
## 15      Mwanza       8.819269e+01          66.679395        121.2533347
## 16      Mzimba       1.963934e-01           0.000000          8.1545830
## 17  Nkhata Bay       4.664873e-03           0.000000          0.3517087
## 18  Nkhotakota       6.485380e-01           0.000000         12.4295840
## 19      Nsanje       6.922135e+01          44.412090         87.7749893
## 20      Ntcheu       7.280166e+01          24.097497         88.3074190
## 21     Ntchisi       8.928543e+00           0.000000         32.1153757
## 22    Phalombe       6.228763e+01          23.204678         90.3740468
## 23      Rumphi       5.296851e-03           0.000000          0.2439195
## 24      Salima       3.030404e+01          10.992108         59.6404112
## 25      Thyolo       6.784554e+01          53.316546         91.8170024
## 26       Zomba       6.094761e+01          29.260863         92.7309986
##    stdDev_accumulatedETD n_obs
## 1            13.49337396    27
## 2            17.73850418    24
## 3            12.99943387    62
## 4            11.11015045    12
## 5             0.00000000    50
## 6            20.88619612    60
## 7            22.62994475    36
## 8             0.00000000   105
## 9            11.28896560    94
## 10           27.21763419    72
## 11           12.44616754    46
## 12           16.71679062   109
## 13            7.27864407    38
## 14           23.45253854    22
## 15           15.46587441    25
## 16            0.89079512   125
## 17            0.03378836   135
## 18            1.78247987    94
## 19           11.95714210    23
## 20           11.90411127    40
## 21            7.97183162    21
## 22           15.25664453    19
## 23            0.03220088    78
## 24           12.48741368    39
## 25            9.19956268    21
## 26           20.31969144    38

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