...
Malawi DCCMS is managing 23 manned weather stations providing 2 or 4 observations per day. In February, the data sent to GDPFS Centers through WIS were not regular and not available for many stations that appeared as black dots in the following map.
...
The dots represent the number of observations received on 2nd February 2021. Black dots correspond to a lack of data. Red dots correspond to one observation only.
...
Malawi DCCMS has reviewed some GTS data transmission issues during March with the WMO Secretariat and GISC Pretoria support. Consequently, there is now an increase in the number of observations received by GDPFS Centers, as shown in the following figure.
The dots represent the number of observations received on 6th May 2021. Black dots correspond to a lack of data. Red dots correspond to one observation only. Orange dots represent two observations.
...