How to Download METAR
https://mesonet.agron.iastate.edu/request/download.phtml
To be done 48+ hours after observation date
1a. Choose the state/region you’re making observations & click Switch to Network
1b. Choose the airport closest to your location and click Add Selected so it shows up in Selected Stations
2. Choose All Available
3. Select Date Range: Choose 1 day before and 2 days after the study date – this gives us the day before and the day after
4. Choose UTC as timezone
5. Choose Download Options to match
6. Choose all report types
7. Get the data!