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// Station · 5m ago

K77S

Hobby Field
CAT VFR
WIND 290° / 5 kt
VIS 10+ SM
CEILING CLR
T/Td 27°C / 6°C
ALTIM 30.03 inHg
ELEV 538 FT
43.9308°N / 123.0070°W
LOCATION · Creswell, US
N
WIND
290°5 kt
K77S · 538 FT
© OSM · CartoDB

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

METRIC
NOW · 02Z
+6H
+12H
+18H
WIND
290°/5
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
27 / 6
 
 
 
ALTIM
30.03"
 
 
 

// Interpretation

VFR with light winds at 290°/5 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 K77S 150255Z AUTO 29005KT 10SM CLR 27/06 A3003 RMK A01

K77S · day 15 at 02:55 UTC · wind from 290° at 5 kt · visibility 10+ SM · temp 27°C / dewpoint 6°C · altimeter 30.03" Hg

// Runway analysis · computed from current METAR wind

Wind 290° @ 5 kt
1 USABLE · 1 AVOID
N
WIND
290°5 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 1 usable
33 HDG 330° H4 kt X3 kt LEFT PRIMARY · 3,101'
TAILWIND ENDS · AVOID 1 ends
15 HDG 150° T4 kt X3 kt RIGHT
Pattern altitude: 1,538 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 +13°C

2,000FT
+1,462 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
3,000 1,350 -300
24h AGO18h12h6hNOW
FIELD ELEV538 FT OAT+27°C ISA DELTA+13°C PRESSURE ALT426 FT
// Performance equivalent Operating here right now feels like operating at KONO (Ontario Municipal Airport, Oregon, elev 2,193 ft) on a standard ISA day.
// Aircraft performance impact MINOR
TAKEOFF ROLL CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+20%
-14%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+14%
-9%
Light jetCJ4, Phenom 300, M2
+8%
-6%

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 · 14,174 FT K77S ELEV · 538 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL14,174 ft VFR MARGINunlimited

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

12:43ZSUNRISE
20:18ZSOLAR NOON
03:54ZSUNSET
04:29ZCIVIL END
CURRENT03:00Z DAYLIGHT REMAINING53m VFR NIGHT BEGINS04:29Z (1h 28m) DAY LENGTH15h 10m
New Moon
ILLUMINATION0% MOONRISE12:59Z MOONSET04:10Z FULL MOON IN14 days

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

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

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