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// Station · 28m ago

EFRO

Rovaniemi Airport
CAT VFR
WIND 350° / 9 kt
VIS 6+ SM
CEILING CLR
T/Td 24°C / 15°C
ALTIM 30.09 inHg
ELEV 642 FT
66.5633°N / 25.8298°E
LOCATION · Rovaniemi, FI
N
WIND
350°9 kt
EFRO · 642 FT
© OSM · CartoDB

// Current + 24h forecast · METAR loaded · TAF loading…

METRIC
NOW · 15Z
+6H
+12H
+18H
WIND
350°/9
 
 
 
VIS
6+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
24 / 15
 
 
 
ALTIM
30.09"
 
 
 

// Interpretation

VFR with moderate winds at 350°/9 kt. Visibility 6+ SM and no reported cloud layers. Would shift to MVFR if the ceiling drops to 3,000 ft or visibility below 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR EFRO 111550Z AUTO 35009KT 310V010 CAVOK 24/15 Q1019

EFRO · day 11 at 15:50 UTC · wind from 350° at 9 kt · visibility 6+ SM · temp 24°C / dewpoint 15°C · altimeter 30.09" Hg

// Runway analysis · computed from current METAR wind

Wind 350° @ 9 kt
1 USABLE · 1 AVOID · 1 CAUTION
N
WIND
350°9 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
03 HDG 030° H7 kt X6 kt LEFT PRIMARY · 9,849'
TAILWIND ENDS · AVOID 1 ends
21 HDG 210° T7 kt X6 kt RIGHT
Pattern altitude: 1,642 ft MSL (1,000 ft AGL). Verify pattern direction and altitude with the chart supplement before flying. // On calm winds (<3 kt), all runways are usable — favor the longest or whatever the pattern calls for.

// Density altitude · ISA +10°C

1,700FT
+1,058 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
2,200 1,200 200
24h AGO18h12h6hNOW
FIELD ELEV642 FT OAT+24°C ISA DELTA+10°C PRESSURE ALT471 FT
// Performance equivalent Your aircraft will perform as if it's at a field 1,700 ft high on a standard ISA day — that's +1,058 ft above EFRO's actual elevation.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+17%
-12%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+12%
-8%
Light jetCJ4, Phenom 300, M2
+7%
-5%

Approximate using ~10% perf loss / 1,000 ft DA for normally aspirated, scaled by powerplant type. Verify with your aircraft's POH for accurate numbers — especially above 5,000 ft DA where these rules of thumb diverge.

// Cloud layers · clear · no layers reported

FT 0 5k 10k 15k 20k 25k FRZ LVL · 12,763 FT EFRO ELEV · 642 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL12,763 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC+2)

23:11ZSUNRISE
10:23ZSOLAR NOON
21:34ZSUNSET
CIVIL END
CURRENT16:18Z DAYLIGHT REMAINING5h 16m VFR NIGHT BEGINS DAY LENGTH22h 23m
Waning Crescent
ILLUMINATION11% MOONRISE20:39Z MOONSET19:03Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 100 NM (sparse area)

// Area map · 100 NM radius · CartoDB Dark Matter + aeronautical overlay

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