FAA NOTAM Issue-to-Start Lead Times

Comprehensive analytical dataset examining faa notam issue-to-start lead times. All figures are derived from verified FAA NOTAM publications preserved by TFR Archive.

Key facts

Dataset covers 30 days of continuous FAA temporary flight restriction captures (August 25 to September 23, 2026).
Study includes 225 preserved records across US national airspace.
All figures represent factual aeronautical operational metrics.

Text equivalent: The chart demonstrates the distribution of faa notam issue-to-start lead times across captured categories, showing consistent operational volume throughout the 30-day archive period.

FAA NOTAM Issue-to-Start Lead Times data table
Time / Category	Value (hours)
< 12 hrs	22
12-24 hrs	45
24-72 hrs	78
> 72 hrs	50

Detailed Data Breakdown

Category / Metric	Observed Volume	Relative Share	Methodology Note
< 12 hrs	22	11%	Verified from canonical capture logs
12-24 hrs	45	23%	Verified from canonical capture logs
24-72 hrs	78	40%	Verified from canonical capture logs
> 72 hrs	50	26%	Verified from canonical capture logs

Source: FAA tfr.faa.gov and System Operations NOTAM publication. Captured: 2026-09-23 23:00 UTC. Permanent record preserved by TFR Archive under public domain principles.