Grand Coulee Dam Airport (K3W7) Area Aviation Weather & Runway Winds
Aviation weather near Grand Coulee Dam Airport in Electric City, WA, decoded from the nearest reporting station (KOMK): conditions, runway crosswinds, and free Telegram airport alerts.
Grand Coulee Dam Airport (K3W7) is a general aviation airport serving pilots in and around Electric City, WA at 1,588 ft. K3W7 has no weather station of its own. Conditions here are decoded from KOMK, about 37 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (03, 21), longest 4,199 ft, are checked against the current wind in the crosswind table below. CTAF is 122.9. Track it in the ATIS Alerts Telegram bot to get alerts read from KOMK, the station this page is based on.
No weather station at this airport: showing the nearest station KOMK, 36.9 nm away.
Wind from the north (350°) at 10 kt, visibility 10+ statute miles, scattered clouds at 12,000 ft, temperature 20°C (68°F), altimeter 29.73 inHg. Conditions are Visual Flight Rules (VFR).
METAR KOMK 130853Z AUTO 35010KT 10SM SCT120 20/02 A2973 RMK AO2 SLP061 T02000022 58013
What changed at KOMK (nearest station)?
Since the 0753Z (12:53 AM PDT) report, compared automatically against the latest METAR.
- Pressure falling: altimeter 29.76 → 29.73 inHg.
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Current pilot readout for K3W7
Based on the nearest station (KOMK), K3W7 is currently VFR with winds from 350° at 10 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway 03, about 9 knots. Density altitude is approximately 2,800 ft (field elevation 1,588 ft). K3W7 does not publish a TAF. The nearest TAF station is KMWH, about 44 nm away.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Track K3W7 free on TelegramRunway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at K3W7. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 03FAV | 4,199 ft | ASP | 5 kt head | 9 kt left |
| 21 | 4,199 ft | ASP | 5 kt tail | 9 kt right |
Open the crosswind calculator to try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 23 h: wind 10→10 kt, ceiling unlimited → unlimited.
K3W7 weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Grand Coulee Dam Airport in Electric City, WA: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around K3W7 is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Pilot reports (PIREPs) within 100 NM of K3W7
Reported by pilots in flight over the past 6 hours, via aviationweather.gov.
Show raw report
EAT UA /OV EAT341023/TM 0627/FL340/TP B38M/TB MOD CHOP BLO 340/RM DURD GLASR3 ARR ZSE
EAT UAHeader: reporting station and UA: a routine pilot report.OV EAT341023Location: fix or navaid, optionally with a radial and distance in NM.TM 0627Reported at 06:27 UTC.FL340Altitude: 34,000 ft MSL.TP B38MAircraft type reporting.TB MOD CHOP BLO 340Turbulence: moderate chop blo 340.RM DURD GLASR3 ARR ZSERemarks.Show raw report
PSC UA /OV PSC030003/TM 0451/FL020/TP E75L/RM LLWS +/- 5KT
PSC UAHeader: reporting station and UA: a routine pilot report.OV PSC030003Location: fix or navaid, optionally with a radial and distance in NM.TM 0451Reported at 04:51 UTC.FL020Altitude: 2,000 ft MSL.TP E75LAircraft type reporting.RM LLWS +/- 5KTRemarks.Show raw report
GEG UA /OV GEG270025/TM 0433/FL340/TP A321/TB CONS MOD/RM ZSE
GEG UAHeader: reporting station and UA: a routine pilot report.OV GEG270025Location: fix or navaid, optionally with a radial and distance in NM.TM 0433Reported at 04:33 UTC.FL340Altitude: 34,000 ft MSL.TP A321Aircraft type reporting.TB CONS MODTurbulence: continuous moderate.RM ZSERemarks.Show raw report
PSC UA /OV PSC030003/TM 0354/FL020/TP E75L/TB CONS LGT BLO 070/RM LLWS REPORTED BUT GAINS/LOSSES DID NOT HAVE AN EXACT NUMBER
PSC UAHeader: reporting station and UA: a routine pilot report.OV PSC030003Location: fix or navaid, optionally with a radial and distance in NM.TM 0354Reported at 03:54 UTC.FL020Altitude: 2,000 ft MSL.TP E75LAircraft type reporting.TB CONS LGT BLO 070Turbulence: continuous light blo 070.RM LLWS REPORTED BUT GAINS/L…Remarks.⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.
Recent aviation weather trends at K3W7
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KOMK reported mostly VFR across 24 observations, with 0 flight-category changes. Wind most often came from the N.
- 21
- 51%
- 03
- 49%
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We'll message you on Telegram when a new report moves the picture near K3W7 (Grand Coulee Dam Airport): alerts read from KOMK, the station this page uses.
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Airport facts
Reference data from the OurAirports dataset.
- Type
- General aviation airport
- IATA
- GCD
- FAA LID
- 3W7
- City
- Electric City
- State
- Washington
- Country
- United States
- Elevation
- 1,588 ft
- Coordinates
- 47.9220, -119.0830
- Runways
- 2
- Longest runway
- 4,199 ft
- Weather reporting
- Nearest station KOMK
- TAF
- Nearest KMWH
- CTAF
- 122.9 MHz
- Time zone
- America/Los_Angeles
- Next sunset
- 16h 28m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
4 airports25–50 NM
8 airports+2 more within 50 NM
50–100 NM
8 airports+2 more within 100 NM
K3W7 weather: frequently asked
What runways are available at K3W7?+
K3W7 has 2 runways: 03, 21; the longest is 4,199 ft. This page computes the live crosswind for each runway end from the current wind.
Where does the weather shown for K3W7 come from?+
Grand Coulee Dam Airport does not have its own weather station. Conditions shown here come from the nearest reporting station, KOMK, about 37 nm away, close enough for situational awareness, but local conditions at K3W7 can differ.
Does K3W7 have a TAF?+
No. K3W7 does not publish its own TAF. The nearest TAF station is KMWH, about 44 nm away.
Does K3W7 broadcast D-ATIS?+
No. K3W7 does not broadcast D-ATIS. Alerts for K3W7 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.
Pilot PIREPs for Grand Coulee Dam Airport (K3W7)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for Grand Coulee Dam Airport, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for K3W7 yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only, not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
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