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// Station · 6m ago

KMCC

McClellan Airfield
CAT VFR
WIND 170° / 7 kt
VIS 10+ SM
CEILING CLR
T/Td 17°C / 11°C
ALTIM 29.85 inHg
ELEV 77 FT
38.6676°N / 121.4010°W
LOCATION · Sacramento, US
N
WIND
170°7 kt
KMCC · 77 FT
© OSM · CartoDB

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

METRIC
NOW · 14Z
+6H
+12H
+18H
WIND
170°/7
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
17 / 11
 
 
 
ALTIM
29.85"
 
 
 

// Interpretation

VFR with light winds at 170°/7 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 KMCC 111415Z AUTO 17007KT 10SM CLR 17/11 A2985 RMK AO2

KMCC · day 11 at 14:15 UTC · wind from 170° at 7 kt · visibility 10+ SM · temp 17°C / dewpoint 11°C · altimeter 29.85" Hg · automated station w/ precipitation discriminator

// Runway analysis · computed from current METAR wind

Wind 170° @ 7 kt
1 USABLE · 1 AVOID
N
WIND
170°7 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
16 HDG 160° H7 kt X1 kt RIGHT PRIMARY · 10,599'
TAILWIND ENDS · AVOID 1 ends
34 HDG 340° T7 kt X1 kt LEFT
Pattern altitude: 1,077 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 +2°C

400FT
+323 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -200 FT
2,900 1,350 -200
24h AGO18h12h6hNOW
FIELD ELEV77 FT OAT+17°C ISA DELTA+2°C PRESSURE ALT145 FT
// Performance equivalent Operating here right now feels like operating at KLVK (Livermore Municipal Airport, Livermore, elev 400 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+4%
-3%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+3%
-2%
Light jetCJ4, Phenom 300, M2
+2%
-1%

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 · 8,663 FT KMCC ELEV · 77 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL8,663 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-8)

12:51ZSUNRISE
20:12ZSOLAR NOON
03:32ZSUNSET
04:04ZCIVIL END
CURRENT14:21Z DAYLIGHT REMAINING13h 11m VFR NIGHT BEGINS04:04Z (13h 42m) DAY LENGTH14h 41m
Waning Crescent
ILLUMINATION11% MOONRISE10:15Z MOONSET00:57Z FULL MOON IN18 days

// Nearest reporting stations · 5 shown · 60 NM radius

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

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