1
Runway
2
Frequencies
0
Procedures
8
NOTAMs
Quick Facts
ICAO
KS40
FAA
S40
Elevation
697 ft MSL
Runways
1
Frequencies
2
Tower
No
Fuel
N/A
Coordinates
46.213, -119.791
Airport Information
Facility Type
AIRPORT
Elevation
697 ft MSL
Control Tower
No
Fuel Types
None listed
Coordinates
46.2134, -119.7910
Current Weather
METAR K1S5 280235Z AUTO 28007KT 10SM SCT085 20/05 A2985 RMK AO2 LTG DSNT NE T01980046
Flight Category
VFR
Wind
280° at 7 kt
Visibility
10+ SM
Temperature
19.8°C
Dewpoint
4.6°C
Altimeter
1010.90 inHg
Cloud Cover
SCT
Nearest weather from K1S5 (13 NM away)
Observed 2026-06-28 02:35Z
Nearby Weather Cameras
No camera at KS40. Showing nearest cameras.
Anderson
West · Camera 3 · 4 cameras total
16 NM away
Jordan Butte
NorthEast · Camera 1 · 4 cameras total
45 NM away
12 camera angles available
See all cameras, directions, and nearby airport cameras
Sign up free to view all cameras →Runways
| ID | Length | Width | Surface | Lights |
|---|---|---|---|---|
| 07/25 | 3,450 ft | 60 ft | ASP | - |
Frequencies
| Type | Frequency | Name |
|---|---|---|
| RDO | 122.5 | SEATTLE |
| UNIC | 122.8 | CTAF/UNICOM |
Active NOTAMs
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KS40 Operational Overview
Location & Facility
Prosser Airport (KS40) is a airport located in Prosser, Washington, United States. The field sits at an elevation of 697 feet above mean sea level (MSL) at coordinates 46.2134°N, 119.7910°W.
Runways
Prosser Airport has 1 runway. The longest runway (07/25) measures 3,450 feet by 60 feet with a asp surface.
Communications & Operations
Prosser Airport is a non-towered (pilot-controlled) field. A total of 2 communication frequencies are published for this facility.
Weather Cameras
3 FAA Weather Cameras are available near Prosser Airport, 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 Prosser Airport is VFR (Visual Flight Rules — good flying conditions). Weather conditions are updated in real-time from official NOAA Aviation Weather Center observations. There are currently 8 active NOTAMs for this facility.
Frequently Asked Questions
What is KS40?
KS40 is the ICAO identifier for Prosser Airport, a public-use airport located in Prosser, Washington, United States.
How many runways does Prosser Airport have?
Prosser Airport (KS40) has 1 runway. See the runway table above for dimensions and surface types.
What is the elevation of KS40?
The field elevation of Prosser Airport is 697 feet above mean sea level (MSL).
Is fuel available at KS40?
No fuel types are currently listed for Prosser Airport. Contact the FBO directly for availability.
What are the current weather conditions at KS40?
The current flight category at Prosser Airport is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.
Are there active NOTAMs at KS40?
There are currently 8 active NOTAMs for Prosser Airport. Sign up for AeroCopilot to read decoded NOTAM text and AI interpretations.
How do I access complete data for KS40?
Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for Prosser Airport.
Where is Prosser Airport located?
Prosser Airport (KS40) is located in Prosser, Washington, United States, at an elevation of 697 ft MSL.
Does KS40 have weather cameras?
KS40 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.