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// Station · 18h 0m ago · STALE · HARD STALE

CZEM

Eastmain River Airport
CAT VFR
WIND 270° / 9 kt
VIS 10+ SM
CEILING CLR
T/Td 12°C / 8°C
ALTIM 30.00 inHg
ELEV 24 FT
52.2264°N / 78.5225°W
LOCATION · Eastmain River, CA
N
WIND
270°9 kt
CZEM · 24 FT
© OSM · CartoDB

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

METRIC
NOW · 20Z
+6H
+12H
+18H
WIND
270°/9
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
12 / 8
 
 
 
ALTIM
30.00"
 
 
 

// Interpretation

VFR with moderate winds at 270°/9 kt. Visibility better than 10 statute miles 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 CZEM 102000Z 27009KT 15SM SKC 12/08 A3000 RMK LAST STFD OBS/NEXT 121400 UTC SLP161

CZEM · day 10 at 20:00 UTC · wind from 270° at 9 kt · visibility 10+ SM · temp 12°C / dewpoint 8°C · altimeter 30.00" Hg · sea-level pressure 1016.1 mb

// Runway analysis · computed from current METAR wind

Wind 270° @ 9 kt
1 USABLE · 1 AVOID · 1 CAUTION
N
WIND
270°9 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
20 HDG 200° H3 kt X8 kt RIGHT PRIMARY · 3,512'
TAILWIND ENDS · AVOID 1 ends
02 HDG 020° T3 kt X8 kt LEFT
Pattern altitude: 1,024 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 -3°C

-400FT
-424 FT BELOW FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
-0 -350 -700
24h AGO18h12h6hNOW
FIELD ELEV24 FT OAT+12°C ISA DELTA-3°C PRESSURE ALT-58 FT
// Performance equivalent Operating here right now feels like operating at CYIF (St Augustin Airport, St-Augustin, elev 20 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+0%
-0%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+0%
-0%
Light jetCJ4, Phenom 300, M2
+0%
-0%

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 · 6,085 FT CZEM ELEV · 24 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL6,085 ft VFR MARGINunlimited

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

09:07ZSUNRISE
17:20ZSOLAR NOON
01:34ZSUNSET
02:20ZCIVIL END
CURRENT14:00Z DAYLIGHT REMAINING11h 33m VFR NIGHT BEGINS02:20Z (12h 20m) DAY LENGTH16h 26m
Waning Crescent
ILLUMINATION11% MOONRISE06:30Z MOONSET22:57Z FULL MOON IN18 days

// Nearest reporting stations

No nearby reporting stations found within 200 NM of CZEM.

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

© OpenStreetMap · CartoDB · OpenAIP
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