KS40
Prosser Airport
Prosser, WashingtonElevation 697 ftSmall airport
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Runway detail & declared distances
08/26
RWY 0890°T
REILYes
Traffic patternLeft
RWY 26270°T
REILYes
Traffic patternRight
Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.
AIRPORT INFORMATION
Facility & services
Prosser Airport is in Prosser, Washington. Field elevation 697 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.
OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSmall airport
ManagerQUENTIN WRIGHT
Manager phone509-975-6352
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATAKS40
SectionalSEATTLE
Center (ARTCC)SEATTLE
Flight service (AFSS)SEATTLE
RegionWashington
CountryUnited States
Coordinates46.2134, -119.7910
Distance from city1 NM NW
SERVICES & LIGHTING
Fuel100LL
Control towerNon-towered
Field lightingSee remarks
BeaconSunset to sunrise · White-green (lighted land airport)
Traffic pattern alt800 ft MSL
CTAF122.800
UNICOM122.800
FREQUENCIES
Communications
122.5
SEATTLE
RDO
122.8
CTAF/UNICOM
UNIC
122.800
CTAF
CTAF
122.800
UNICOM
UNICOM
Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.
AIRPORT REMARKS
Operational remarks
›UNICOM 122.8 0900-1700 ONLY.
›PILOTS BRING OWN ROPES.
›AIRFIELD CONDS UNMON.
›FOR CD CTC SPOKANE APCH AT 509-742-2525, WHEN APCH CLSD CTC SEATTLE ARTCC AT 253-351-3694.
›ESTABD PRIOR TO 15 MAY 1959.
›TWYS MKD FOR NGT OPNS WITH RETRO-REFLECTIVE DEVICES.
›ACTVT REIL RWYS 08 & 26; MIRL RWY 08/26 - CTAF.
FREQUENTLY ASKED
Does KS40 have a METAR?
No on-field METAR is issued for KS40. This page uses the nearest reporting station as a reference.
Does KS40 have a TAF?
No TAF is issued directly for KS40. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at KS40?
KS40 sits at 697 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for KS40?
No. wxdecoder.com is for education and situational awareness only. It is not an official weather briefing or a substitute for official sources, NOTAM review, and pilot judgment.
This app is for aviation weather education, training, and situational awareness only. It is not a substitute for an official weather briefing, approved flight-planning software, flight service, dispatch procedures, current FAA regulations, or pilot judgment. Always verify weather with official sources before flight.