// Station · 18m ago
K3W7
Grand Coulee Dam Airport
CAT VFR
WIND 050° / 12 kt G18
VIS 10+ SM
CEILING CLR
T/Td 31°C / 10°C
ALTIM 30.05 inHg
ELEV 1,588 FT
47.9220°N / 119.0830°W
LOCATION · Electric City, US
WIND
050°12 kt
K3W7 · 1,588 FT
© OSM · CartoDB
// Current + 24h forecast · METAR loaded · TAF loading…
METRIC
NOW · 21Z
+6H
+12H
+18H
WIND
050°/12G18
VIS
10+ SM
CEILING
CLR
LAYERS
—
T / Td
31 / 10
ALTIM
30.05"
// Interpretation
VFR with moderate winds at 050°/12 kt, gusting 18. 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 K3W7 142155Z AUTO 05012G18KT 10SM CLR 31/10 A3005 RMK AO2
K3W7 · day 14 at 21:55 UTC · wind from 050° at 12 kt, gusts to 18 kt · visibility 10+ SM · temp 31°C / dewpoint 10°C · altimeter 30.05" Hg · automated station w/ precipitation discriminator
// Runway analysis · computed from current METAR wind
Wind 050° @ 12 ktG18
1 USABLE · 1 AVOID
WIND
050°12G18 kt
HEADWIND
CAUTION · HIGH XW
AVOID · TAILWIND
HEADWIND ENDS
1 usable
03★
HDG 030°
H11 kt
X4 kt RIGHT
PRIMARY · 4,199'
TAILWIND ENDS · AVOID
1 ends
21
HDG 210°
T11 kt
X4 kt LEFT
—
Pattern altitude: 2,588 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 +19°C
3,700FT
+2,112 FT ABOVE FIELD ELEV
// DA · LAST 24 HOURS
↘ -200 FT
24h AGO18h12h6hNOW
FIELD ELEV1,588 FT
OAT+31°C
ISA DELTA+19°C
PRESSURE ALT1,455 FT
// Performance equivalent
Operating here right now feels like operating at KGCD
(Grant County Regional Airport / Ogilvie Field, John Day, elev 3,703 ft)
on a standard ISA day.
// Aircraft performance impact
SIGNIFICANT
TAKEOFF ROLL
CLIMB RATE
Single-engine propC172, PA-28, Cherokee
+37%
-26%
Turbo / high-perf pistonSR22T, Bonanza, Mooney
+26%
-17%
Light jetCJ4, Phenom 300, M2
+15%
-11%
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)
12:12ZSUNRISE
20:03ZSOLAR NOON
03:53ZSUNSET
04:32ZCIVIL END
CURRENT22:13Z
DAYLIGHT REMAINING5h 39m
VFR NIGHT BEGINS04:32Z (6h 19m)
DAY LENGTH15h 40m
New Moon
ILLUMINATION0%
MOONRISE12:19Z
MOONSET04:00Z
FULL MOON IN15 days
// Nearest reporting stations · 4 shown · 60 NM radius
KOMK
VFR
Omak Airport · Omak
- WIND
- 150° / 16 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 37 NM NW
- AGE
- 20m ago
KEPH
VFR
Ephrata Municipal Airport · Ephrata
- WIND
- 110° / 7 kt
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 41 NM SW
- AGE
- 20m ago
KMWH
VFR
Grant County International Airport · Moses Lake
- WIND
- CALM
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 44 NM S
- AGE
- 21m ago
KS52
VFR
Methow Valley State Airport · Winthrop
- WIND
- 150° / 17 ktG27
- VIS
- 10+ SM
- CEILING
- CLR
- DIST
- 52 NM NW
- AGE
- 18m ago
// Area map · 60 NM radius · CartoDB Dark Matter + aeronautical overlay
© OpenStreetMap · CartoDB · OpenAIP
//
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