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Only valid time and Issued time

        Help!  

Question
Answer
Metar ( Issued )   50 Minutes of each hour  
🗑
TAF ( issued )   4x a day at 0z 6z 12z 18z  
🗑
TAF (Valid)   24 hours  
🗑
Metar ( valid )   issuance time only  
🗑
FA (issued)   3 Times a Day  
🗑
FA (Valid)   18Hours - 12 hours forecast - 6 hours Categorical outlook  
🗑
Airmet ( issued )   every six hours starting at 01:45 UTC  
🗑
Airmet ( Valid )   6 Hours  
🗑
SIGMET (issued)   Unscheduled  
🗑
SIGMET (valid)   4 Hours  
🗑
Convective Sigmet ( Issued )   Hourly at 55 of each hour  
🗑
Convective Sigmet ( Valid )   2 Hours  
🗑
Surface Analysis Chart ( Issued )   Every 3 hours  
🗑
Surface Analysis Chart ( Valid )   At issuance Time only  
🗑
Weather Depiction Chart ( issued )   Every 3 hours starting at 01Z each day  
🗑
Weather Depiction Chart ( Valid )   at issuance time only  
🗑
Low Level Sigmet Prognostic ( issued )   4 times a day at 0z 6z 12z 18z  
🗑
Low Level Sigmet Prognostic ( valid )   12 and 24 hours  
🗑


   

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Created by: Israelleite
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