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// Station · 58m ago

KHIO

Portland Hillsboro Airport
CAT VFR
WIND 290° / 9 kt
VIS 10+ SM
CEILING CLR
T/Td 11.1°C / 8.3°C
ALTIM 29.92 inHg
ELEV 208 FT
45.5404°N / 122.9500°W
LOCATION · Portland, US
N
WIND
290°9 kt
KHIO · 208 FT
© OSM · CartoDB

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

METRIC
NOW · 09Z
+6H
+12H
+18H
WIND
290°/9
 
 
 
VIS
10+ SM
 
 
 
CEILING
CLR
 
 
 
LAYERS
 
 
 
T / Td
11 / 8
 
 
 
ALTIM
29.92"
 
 
 

// Interpretation

VFR with moderate winds at 290°/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 KHIO 270953Z AUTO 29009KT 10SM CLR 11/08 A2992 RMK AO2 SLP131 T01110083

KHIO · day 27 at 09:53 UTC · wind from 290° at 9 kt · visibility 10+ SM · temp 11°C / dewpoint 8°C · altimeter 29.92" Hg · automated station w/ precipitation discriminator · sea-level pressure 1013.1 mb

// Runway analysis · computed from current METAR wind

Wind 290° @ 9 kt
4 USABLE · 2 AVOID · 2 CAUTION
N
WIND
290°9 kt
HEADWIND CAUTION · HIGH XW AVOID · TAILWIND
HEADWIND ENDS 4 usable
31R HDG 310° H8 kt X3 kt LEFT PRIMARY · 3,600'
31L HDG 310° H8 kt X3 kt LEFT 6,600'
02 HDG 020° H0 kt X9 kt LEFT ⚠ HIGH XW · 100%
20 HDG 200° H0 kt X9 kt RIGHT ⚠ HIGH XW · 100%
TAILWIND ENDS · AVOID 2 ends
13L HDG 130° T8 kt X3 kt RIGHT
13R HDG 130° T8 kt X3 kt RIGHT
Pattern altitude: 1,208 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

-200FT
-408 FT BELOW FIELD ELEV
// DA · LAST 24 HOURS ↗ +0 FT
1,000 250 -500
24h AGO18h12h6hNOW
FIELD ELEV208 FT OAT+11°C ISA DELTA-3°C PRESSURE ALT205 FT
// Performance equivalent Operating here right now feels like operating at KAST (Astoria Regional Airport, Astoria, elev 15 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 · 5,814 FT KHIO ELEV · 208 FT
// Reported layers (highest → lowest)
CLR
No reported cloud layers — clear sky from surface to reporting ceiling.
// Computed
CEILING HIGHEST LAYER TOTAL COVERAGEclear FREEZING LEVEL5,814 ft VFR MARGINunlimited

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

12:31ZSUNRISE
20:10ZSOLAR NOON
03:49ZSUNSET
04:26ZCIVIL END
CURRENT10:51Z DAYLIGHT REMAINING16h 58m VFR NIGHT BEGINS04:26Z (17h 34m) DAY LENGTH15h 18m
Waxing Gibbous
ILLUMINATION83% MOONRISE21:13Z MOONSET12:32Z FULL MOON IN4 days

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

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

© OpenStreetMap · CartoDB · OpenAIP
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