// Station · 16m ago

KCVO

Corvallis Municipal Airport

CAT MVFR

WIND 140° / 4 kt

VIS 10+ SM

CEILING OVC at 2,800 ft

T/Td 18.9°C / 12.2°C

ALTIM 30.04 inHg

ELEV 250 FT

44.4972°N / 123.2900°W

LOCATION · Corvallis, US

WIND

140°4 kt

KCVO · 250 FT

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

METRIC

NOW · 17Z

+6H

+12H

+18H

WIND

140°/4

VIS

10+ SM

CEILING

OVC028

LAYERS

OVC028

T / Td

19 / 12

ALTIM

30.04"

// Interpretation

MVFR — ceiling 2,800 ft. Light winds at 140°/4 kt, visibility better than 10 statute miles, overcast at 2,800 ft. Would drop to IFR below 1,000 ft ceiling or 3 SM visibility, or rise back to VFR above 3,000 ft and 5 SM.

Loading TAF forecast narrative…

SOURCES · NOAA Aviation Weather Center METAR (TAF loading…)

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// Raw observation METAR string + decoded

METAR KCVO 111756Z AUTO 14004KT 10SM OVC028 19/12 A3004 RMK AO2 SLP176 T01890122 10189 20128 50003

KCVO · day 11 at 17:56 UTC · wind from 140° at 4 kt · visibility 10+ SM · overcast at 2,800 ft · temp 19°C / dewpoint 12°C · altimeter 30.04" Hg · automated station w/ precipitation discriminator · sea-level pressure 1017.6 mb

// Runway analysis · computed from current METAR wind

Wind 140° @ 4 kt

ALL USABLE · WINDS CALM

WIND

140°4 kt

HEADWIND CAUTION · HIGH XW AVOID · TAILWIND

ALL RUNWAYS · CALM WINDS 4 ends

17 HDG 170° —CALM —— 5,900'

35 HDG 350° —CALM —— 5,900'

10 HDG 100° —CALM —— 3,100'

28 HDG 280° —CALM —— 3,100'

Pattern altitude: 1,250 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 +4°C

600FT

+350 FT ABOVE FIELD ELEV

// DA · LAST 24 HOURS ↘ -600 FT

24h AGO18h12h6hNOW

FIELD ELEV250 FT OAT+19°C ISA DELTA+4°C PRESSURE ALT126 FT

// Performance equivalent Operating here right now feels like operating at K4S2 (Ken Jernstedt Airfield, Hood River, elev 631 ft) on a standard ISA day.

// Aircraft performance impact MINOR

TAKEOFF ROLL CLIMB RATE

Single-engine propC172, PA-28, Cherokee

+6%

-4%

Turbo / high-perf pistonSR22T, Bonanza, Mooney

+4%

-3%

Light jetCJ4, Phenom 300, M2

+2%

-2%

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

// Reported layers (highest → lowest)

OVC028

Overcast · base 2,800 ft AGL · 8 oktas

// Computed

CEILING2,800 ft AGL HIGHEST LAYER2,800 ft TOTAL COVERAGE~100% (overcast) FREEZING LEVEL9,795 ft VFR MARGIN-200 ft

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

12:40ZSUNRISE

20:19ZSOLAR NOON

03:59ZSUNSET

04:35ZCIVIL END

CURRENT18:12Z DAYLIGHT REMAINING9h 46m VFR NIGHT BEGINS04:35Z (10h 22m) DAY LENGTH15h 18m

Waning Crescent

ILLUMINATION10% MOONRISE10:12Z MOONSET01:31Z FULL MOON IN18 days

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

KS12

VFR

Albany Municipal Airport · Albany

WIND: VRB / 3 kt
VIS: 10+ SM
CEILING: CLR
DIST: 13 NM NE
AGE: 17m ago

KEUG

MVFR → VFR 21Z

Eugene Airport · Eugene

WIND: VRB / 3 kt
VIS: 10+ SM
CEILING: OVC023
DIST: 23 NM S
AGE: 18m ago

KSLE

MVFR → VFR 23Z

Salem-Willamette Valley Airport/McNary Field · Salem

WIND: 140° / 4 kt
VIS: 10+ SM
CEILING: OVC027
DIST: 28 NM NE
AGE: 16m ago

KONP

MVFR → VFR 00Z

Newport Municipal Airport · Newport

WIND: 220° / 7 kt
VIS: 10+ SM
CEILING: OVC012
DIST: 33 NM W
AGE: 17m ago

K77S

VFR

Hobby Field · Creswell

WIND: CALM
VIS: 10+ SM
CEILING: SCT025
DIST: 36 NM S
AGE: 17m ago

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

AIRSPACE

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