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// STALE Observation is 1h 2m old — METAR cadence is typically hourly. A fresh report may be on its way.

// Station · 1h 2m ago · STALE

CYOW

Ottawa Macdonald-Cartier International Airport
CAT VFR
WIND 050° / 7 kt
VIS 10+ SM
CEILING Few/scattered only
T/Td 23°C / 10°C
ALTIM 30.08 inHg
ELEV 374 FT
45.3225°N / 75.6692°W
LOCATION · Ottawa, CA
N
WIND
050°7 kt
CYOW · 374 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
050°/7
 
 
 
VIS
10+ SM
 
 
 
CEILING
 
 
 
LAYERS
FEW240
 
 
 
T / Td
23 / 10
 
 
 
ALTIM
30.08"
 
 
 

// Interpretation

VFR with light winds at 050°/7 kt. Visibility better than 10 statute miles and a few at 24,000 ft. 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 CYOW 111400Z 05007KT 15SM FEW240 23/10 A3008 RMK CI1 CI TR SLP187 DENSITY ALT 1200FT

CYOW · day 11 at 14:00 UTC · wind from 050° at 7 kt · visibility 10+ SM · a few clouds at 24,000 ft · temp 23°C / dewpoint 10°C · altimeter 30.08" Hg · sea-level pressure 1018.7 mb

// Runway analysis · computed from current METAR wind

Wind 050° @ 7 kt
4 USABLE · 2 AVOID · 2 CAUTION
N
WIND
050°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 4 usable
04 HDG 040° H7 kt X1 kt RIGHT PRIMARY · 3,300'
07 HDG 070° H7 kt X2 kt LEFT 8,000'
14 HDG 140° H0 kt X7 kt LEFT ⚠ HIGH XW · 100%
32 HDG 320° H0 kt X7 kt RIGHT ⚠ HIGH XW · 100%
TAILWIND ENDS · AVOID 2 ends
22 HDG 220° T7 kt X1 kt LEFT
25 HDG 250° T7 kt X2 kt RIGHT
Pattern altitude: 1,374 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 +8°C

1,200FT
+826 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -500 FT
2,300 1,250 200
24h AGO18h12h6hNOW
FIELD ELEV374 FT OAT+23°C ISA DELTA+8°C PRESSURE ALT212 FT
// Performance equivalent Operating here right now feels like operating at CYMG (Manitouwadge Airport, Manitouwadge, elev 1,198 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+12%
-8%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+8%
-5%
Light jetCJ4, Phenom 300, M2
+5%
-4%

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 · 1 reported · highest to lowest

FT 0 5k 10k 15k 20k 25k FRZ LVL · 11,990 FT FEW240 CYOW ELEV · 374 FT
// Reported layers (highest → lowest)
FEW240
Few · base 24,000 ft AGL · ~1–2 oktas
// Computed
CEILING HIGHEST LAYER24,000 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL11,990 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-5)

09:26ZSUNRISE
17:09ZSOLAR NOON
00:51ZSUNSET
01:28ZCIVIL END
CURRENT15:02Z DAYLIGHT REMAINING9h 48m VFR NIGHT BEGINS01:28Z (10h 25m) DAY LENGTH15h 25m
Waning Crescent
ILLUMINATION11% MOONRISE06:52Z MOONSET22:17Z FULL MOON IN18 days

// Nearest reporting stations · 4 shown · 60 NM radius

// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay

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