NOTAM Impact Assessment Calculator
Assess flight plan impact from TFRs, runway closures, navaid outages, and altitude restrictions.
Inputs
Results
Impact severity (0-100)
11
Additional time (min)
10
Revised distance (NM)320
Additional fuel (gal)1.7
Additional cost ($)$10.83
Total deviation (NM)20
Alternate fuel (gal)0
Altitude fuel penalty (%)0
How to Use This Calculator
- Enter planned route distance (NM), groundspeed (kts), and fuel burn (GPH).
- Set detour distance per TFR (NM) and number of airspace deviations required.
- Indicate whether the primary destination runway is closed.
- Review impact severity score (0–100), additional flight time (min), extra fuel burned, and extra cost ($).
- Use the output to decide whether to file an alternate route, delay the flight, or accept the penalty.
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