Sometimes the desire is there to find out what the forecast was for a flight involved in an incident in the past couple of days or a flight that you may have conducted yourself within the past couple of days.
weather.gov/view/validProds.php?prod=TAF
Click on the city and all TAFS issued within about 3 days prior to your click will be displayed. Note, that for MS, I found all TAFS for all airports in MS that report TAFS under Jackson. Time frame availability probably will vary TAF site to TAF site.
Between the above site and historical METARS found at uswx.com/us/stn/?code=c&n=100&stn=kjan (type in your own identifier) one can see how a forecast verified.