1
Runway
0
Frequencies
0
Procedures
0
NOTAMs
Quick Facts
FAA
WN84
Elevation
465 ft MSL
Runways
1
Frequencies
0
Tower
No
Fuel
N/A
Coordinates
46.562, -118.546
Airport Information
Facility Type
HELIPORT
Elevation
465 ft MSL
Control Tower
No
Fuel Types
None listed
ARTCC
SEATTLE
Coordinates
46.5619, -118.5460
Ownership
Public
Hours of Operation
Current Weather
METAR KALW 220053Z 01006KT 10SM CLR 24/M03 A2999 RMK AO2 SLP154 T02391028
Flight Category
VFR
Wind
10° at 6 kt
Visibility
10+ SM
Temperature
23.9°C
Dewpoint
-2.8°C
Altimeter
1015.70 inHg
Cloud Cover
CLR
Nearest weather from KALW (32 NM away)
Observed 2026-05-22 00:53Z
Nearby Weather Cameras
No camera at WN84. Showing nearest cameras.
Anderson
West · Camera 3 · 4 cameras total
81 NM away
4 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| H1 | 200 ft | 200 ft | ASPH | - |
Active NOTAMs
No active NOTAMs for WN84.
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WN84 Operational Overview
Location & Facility
LOWER MONUMENTAL DAM (WN84) is a publicly owned heliport restricted to private use located in KAHLOTUS, Washington, United States. The field sits at an elevation of 465 feet above mean sea level (MSL) at coordinates 46.5619°N, 118.5460°W.
Helipads
LOWER MONUMENTAL DAM has 1 helipad. The longest pad (H1) measures 200 feet by 200 feet with a asph surface.
Communications & Operations
LOWER MONUMENTAL DAM is a non-towered (pilot-controlled) field.
Weather Cameras
1 FAA Weather Camera is available near LOWER MONUMENTAL DAM, providing real-time visual weather conditions updated every 10 minutes. AeroCopilot integrates these cameras with AI-powered weather analysis to help pilots assess visibility and ceiling conditions before departure.
Current Conditions
The current flight category at LOWER MONUMENTAL DAM is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations.
Frequently Asked Questions
What is WN84?
WN84 is the ICAO identifier for LOWER MONUMENTAL DAM, a public-use airport located in KAHLOTUS, Washington, United States.
How many runways does LOWER MONUMENTAL DAM have?
LOWER MONUMENTAL DAM (WN84) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of WN84?
The field elevation of LOWER MONUMENTAL DAM is 465 feet above mean sea level (MSL).
Is fuel available at WN84?
No fuel types are currently listed for LOWER MONUMENTAL DAM. Contact the FBO directly for availability.
What are the current weather conditions at WN84?
The current flight category at LOWER MONUMENTAL DAM is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at WN84?
There are currently no active NOTAMs for LOWER MONUMENTAL DAM.
How do I access complete data for WN84?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for LOWER MONUMENTAL DAM.
Where is LOWER MONUMENTAL DAM located?
LOWER MONUMENTAL DAM (WN84) is located in KAHLOTUS, Washington, United States, at an elevation of 465 ft MSL.
Does WN84 have weather cameras?
WN84 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.