KCBM Alternate Brief

ETA-focused preliminary aviation weather briefing · Printable US Letter report

Mission details

Other fields default to the same ETA for screening. Enter individual alternate ETAs below when available. Times are converted to UTC before reporting.

Weather is fetched when you tap Generate. No flight times or email addresses are sent to the weather provider. A separate secure service proxies weather requests; do not enter classified or controlled operational information.

Required independent verification

NOTAMs, approach minima, runway declared distances, weather reporting capabilities, military restrictions, and aircraft-specific criteria are NOT automatically cleared. This app is supplemental situational awareness only and is not an official DoD/FAA weather briefing or alternate approval.

☐ Official NOTAM / runway closure review
☐ Current approach and published alternate minima
☐ Runway available length ≥8,000 ft
☐ Aircraft/MDS, weather reporting and local restrictions
☐ Complete ETA ±1h TAF assessment (including TEMPO/PROB/AMD)
☐ Official flight planning/briefing channel

Official sources: FAA NOTAM Search · Aviation Weather Center · FAA Terminal Procedures