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// Station · 20m ago

KPWK

Chicago Executive Airport
CAT VFR
WIND 020° / 5 kt
VIS 10+ SM
CEILING Few/scattered only
T/Td 22.8°C / 20°C
ALTIM 30.05 inHg
ELEV 647 FT
42.1142°N / 87.9015°W
LOCATION · Chicago/Prospect Heights/Wheeling, US
N
WIND
020°5 kt
KPWK · 647 FT
© OSM · CartoDB

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

METRIC
NOW · 12Z
+6H
+12H
+18H
WIND
020°/5
 
 
 
VIS
10+ SM
 
 
 
CEILING
 
 
 
LAYERS
FEW100
 
 
 
T / Td
23 / 20
 
 
 
ALTIM
30.05"
 
 
 

// Interpretation

VFR with light winds at 020°/5 kt. Visibility better than 10 statute miles and a few at 10,000 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 KPWK 111252Z 02005KT 10SM FEW100 23/20 A3005 RMK AO2 SLP173 T02280200

KPWK · day 11 at 12:52 UTC · wind from 020° at 5 kt · visibility 10+ SM · a few clouds at 10,000 ft · temp 23°C / dewpoint 20°C · altimeter 30.05" Hg · automated station w/ precipitation discriminator · sea-level pressure 1017.3 mb

// Runway analysis · computed from current METAR wind

Wind 020° @ 5 kt
3 USABLE · 3 AVOID
N
WIND
020°5 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 3 usable
06 HDG 060° H4 kt X3 kt LEFT PRIMARY · 3,677'
34 HDG 340° H4 kt X3 kt RIGHT 5,001'
30 HDG 300° H1 kt X5 kt RIGHT 4,415'
TAILWIND ENDS · AVOID 3 ends
12 HDG 120° T1 kt X5 kt LEFT
24 HDG 240° T4 kt X3 kt RIGHT
16 HDG 160° T4 kt X3 kt LEFT
Pattern altitude: 1,647 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 +9°C

1,600FT
+953 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↘ -100 FT
2,400 1,600 800
24h AGO18h12h6hNOW
FIELD ELEV647 FT OAT+23°C ISA DELTA+9°C PRESSURE ALT514 FT
// Performance equivalent Operating here right now feels like operating at KRHI (Rhinelander Oneida County Airport, Rhinelander, elev 1,624 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+16%
-11%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+11%
-7%
Light jetCJ4, Phenom 300, M2
+6%
-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 · 1 reported · highest to lowest

FT 0 5k 10k 15k 20k 25k FRZ LVL · 12,162 FT FEW100 KPWK ELEV · 647 FT
// Reported layers (highest → lowest)
FEW100
Few · base 10,000 ft AGL · ~1–2 oktas
// Computed
CEILING HIGHEST LAYER10,000 ft TOTAL COVERAGE~15% (sparse) FREEZING LEVEL12,162 ft VFR MARGINunlimited

// Sun & Moon · times in Z · bar = local day (UTC-6)

10:26ZSUNRISE
17:58ZSOLAR NOON
01:29ZSUNSET
02:03ZCIVIL END
CURRENT13:12Z DAYLIGHT REMAINING12h 16m VFR NIGHT BEGINS02:03Z (12h 50m) DAY LENGTH15h 02m
Waning Crescent
ILLUMINATION11% MOONRISE07:48Z MOONSET22:51Z 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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