Väder mimina Flashcards
Pins minima
800m 250’
TAA
Terminal arrival altitude motsv MSA men för GPS app. (RNAV APP)
25 nm/ 1000’ clearance from IAF.
No alternate needed IFR
+- 1 hr: MSA or TAA (Terminal Arrival Area) VMC available.
Or
+- 2 hr: 3000 m vis/+400’ above DH/MDA
+ FATO AND 2 published app with independent nav aids for app.
+ FUEL for the longest app also add 15 min fuel to trip.
Reasonable probability of landing at destination and alternate
One Alternate: Flight time less 3 hrs.
Reasonable prob of landing +/- 1 hrs based on info from HEMS WX(camera) + TAF or PLAF or METAR with TREND (NOSIG) at the approach and destination, doesn’t need to be close(>15 nm away).
QNH max 30 min
Alternate wx +800m vis, +400ft.
Two Alternate: at all other cases.
TAF within 15 nm is valid as official met report at that destination.
Alt minima when using reasonable prob of landing.
Dest alternate: +400 ft, + 800 m vis.
Alternate minima general
+200´, + 400 m
To convert flight vis to RVR on TAF, restrictions.
Only if RVR becomes 800 m or more
Not allowed on T/O minima
Not allowed if more that 1500 m vis
Convert flight vis to RVR Daytime
Flight vis x 1,5
Convert flight vis to RVR Night
X2
Landing at closed airport
Does the airport allow approach when closed?
Check Notam for GNSS/RAIM
Only RNP approach
TCAS required
TAWS/EGPWS required
QNH max 30 min old
Radio call blind (Be aware of uncontrolled airspace and unknown traffic.
HEMS wx min 2024 05
Night
Without NVIS
Cloud base 1500’, 3 km vis
Cloud base 1200’, 5 km
Enroute cloudbase may be reduced to 1000’ for short periods.
With NVIS
1200’, 3 km vis
Day
Ceiling 300-499’, 1500 m, 800 m short periods with reduced speed (50kts at 800 m)
Ceiling 500’ and above, applicable airspace minima apply.
Ops to Non pre-surve sites?
Only with NVIS Hems for landing
Take off allowed without if landing has been done during day time.
