using the information collected on weather.
This is a redundacy. This information is clearly implied at the start of the sentence. Good work on presenting a summary of the report collation and creation process though. It is a clear summary that provides the necessary information to the reader, who can understand the process even without seeing the diagram. Excellent creative representation.
As the first step they gain the information from three main resources
A comma should be provided in this sentence. Separate the step from the procedure. A pause is required rather than a period or any other punctuation mark.
Satellites give information as satellite photos whereas
A comma would be helpful to separate the sattelite information from the next thought process. However, a period would be more helpful since the next set of information does not relate to the previously stated data.
There are a few other sentence structure issues in the presentation in relation to grammar usage. These errors are minimal and do not affect the clarity of the presentation too much. Overall, this is an acceptable effort that tends to properly use the profession related jargon in the report.