// Station · 19m ago
KHAF
Half Moon Bay Airport
CAT MVFR
WIND 320° / 13 kt
VIS 4.0 SM
CEILING CLR
T/Td 18°C / 16°C
ALTIM 30.00 inHg
WX HZ
ELEV 66 FT
37.5134°N / 122.5010°W
LOCATION · Half Moon Bay, US
WIND
320°13 kt
KHAF · 66 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 23Z
+6H
+12H
+18H
WIND
320°/13
VIS
4.0 SM
CEILING
CLR
LAYERS
—
T / Td
18 / 16
ALTIM
30.00"
// Interpretation
MVFR — visibility 4.0 SM. Brisk winds at 320°/13 kt, visibility 4.0 SM, no reported cloud layers. Reported weather: HZ. 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…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KHAF 142335Z AUTO 32013KT 4SM HZ CLR 18/16 A3000 RMK AO2
KHAF · day 14 at 23:35 UTC · wind from 320° at 13 kt · visibility 4.0 SM · temp 18°C / dewpoint 16°C · altimeter 30.00" Hg · weather: HZ · automated station w/ precipitation discriminator
// Runway analysis · computed from current METAR wind
Wind 320° @ 13 kt
1 USABLE · 1 AVOID
WIND
320°13 kt
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
HEADWIND ENDS
1 usable
30★
HDG 300°
H12 kt
X4 kt RIGHT
PRIMARY · 5,000'
TAILWIND ENDS · AVOID
1 ends
12
HDG 120°
T12 kt
X4 kt LEFT
—
Pattern altitude: 1,066 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
300FT
+234 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↘ -100 FT
24h AGO18h12h6hNOW
FIELD ELEV66 FT
OAT+18°C
ISA DELTA+3°C
PRESSURE ALT-16 FT
// Performance equivalent
Operating here right now feels like operating at KEMT
(San Gabriel Valley Airport, El Monte, elev 296 ft)
on a standard ISA day.
// Aircraft performance impact
MINOR
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+3%
-2%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+2%
-1%
Light jetCJ4, Phenom 300, M2
+1%
-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
// Sun & Moon · times in Z · bar = local day (UTC-8)
13:01ZSUNRISE
20:16ZSOLAR NOON
03:32ZSUNSET
04:03ZCIVIL END
CURRENT23:54Z
DAYLIGHT REMAINING3h 38m
VFR NIGHT BEGINS04:03Z (4h 08m)
DAY LENGTH14h 31m
New Moon
ILLUMINATION0%
MOONRISE13:11Z
MOONSET03:42Z
FULL MOON IN15 days
// Nearest reporting stations · 5 shown · 60 NM radius
KSFO
VFR
San Francisco International Airport · San Francisco
- WIND
- 310° / 14 kt
- VIS
- 10+ SM
- CEILING
- FEW065
- DIST
- 9 NM NE
- AGE
- 58m ago
KSQL
VFR
San Carlos Airport · San Carlos
- WIND
- 340° / 8 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 12 NM E
- AGE
- 55m ago
KOAK
VFR
San Francisco Bay Oakland International Airport · Oakland
- WIND
- 270° / 13 kt
- VIS
- 10+ SM
- CEILING
- FEW080
- DIST
- 18 NM NE
- AGE
- 1h 1m ago
KPAO
VFR
Palo Alto Airport · Palo Alto
- WIND
- 330° / 13 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 19 NM E
- AGE
- 7m ago
KHWD
VFR
Hayward Executive Airport · Hayward
- WIND
- 290° / 13 ktG18
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 20 NM NE
- AGE
- 1h 0m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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