// Station · 11m ago
KSIY
Siskiyou County Airport
CAT VFR
WIND CALM
VIS 10+ SM
CEILING CLR
T/Td 35.6°C / 1.1°C
ALTIM 30.03 inHg
ELEV 2,648 FT
41.7814°N / 122.4680°W
LOCATION · Montague, US
WIND
—calm
KSIY · 2,648 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 22Z
+6H
+12H
+18H
WIND
CALM
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
36 / 1
ALTIM
30.03"
// Interpretation
VFR with winds calm. 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…
// Want this glance-able on 10 airports? METAR Deck →// Raw observation METAR string + decoded
METAR KSIY 142253Z AUTO 10SM CLR 36/01 A3003 RMK AO2 SLP147 T03560011
KSIY · day 14 at 22:53 UTC · winds calm · visibility 10+ SM · temp 36°C / dewpoint 1°C · altimeter 30.03" Hg · automated station w/ precipitation discriminator · sea-level pressure 1014.7 mb
// Runway analysis · computed from current METAR wind
Wind CALM
ALL USABLE · WINDS CALM
WIND
CALMcalm
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
ALL RUNWAYS · CALM WINDS
2 ends
17
HDG 170°
—CALM
——
7,490'
35
HDG 350°
—CALM
——
7,490'
Pattern altitude: 3,648 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 +26°C
5,600FT
+2,952 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↘ -100 FT
24h AGO18h12h6hNOW
FIELD ELEV2,648 FT
OAT+36°C
ISA DELTA+26°C
PRESSURE ALT2,536 FT
// Performance equivalent
Operating here right now feels like operating at KTRK
(Truckee Tahoe Airport, Truckee, elev 5,900 ft)
on a standard ISA day.
// Aircraft performance impact
SIGNIFICANT
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+56%
-39%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+39%
-25%
Light jetCJ4, Phenom 300, M2
+22%
-17%
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)
12:48ZSUNRISE
20:16ZSOLAR NOON
03:45ZSUNSET
04:18ZCIVIL END
CURRENT23:04Z
DAYLIGHT REMAINING4h 40m
VFR NIGHT BEGINS04:18Z (5h 13m)
DAY LENGTH14h 56m
New Moon
ILLUMINATION0%
MOONRISE12:56Z
MOONSET03:53Z
FULL MOON IN15 days
// Nearest reporting stations · 4 shown · 60 NM radius
KLMT
VFR
Crater Lake-Klamath Regional Airport · Klamath Falls
- WIND
- VRB / 5 kt
- VIS
- 10+ SM
- CEILING
- SCT100
- DIST
- 40 NM NE
- AGE
- 11m ago
KMFR
VFR
Rogue Valley International-Medford Airport · Medford
- WIND
- 320° / 10 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 40 NM NW
- AGE
- 11m ago
KO86
VFR
Trinity Center Airport · Trinity Center
- WIND
- 160° / 7 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 49 NM S
- AGE
- 14m ago
K3S8
VFR
Grants Pass Airport · Grants Pass
- WIND
- VRB / 3 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 60 NM NW
- AGE
- 9m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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