WxDecoder

US-0793 Weather Lake Cochrane Seaplane Base

Gary, South DakotaElevation 1,690 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KBKX · 28 NM SW · 27 min old
Ceiling 4,100 ft, visibility 10 SM, rain.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KBKX
WIND
040@7
steady
VISIBILITY
10 SM
16.1 km
CEILING
4,100 ft
lowest BKN/OVC
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports visibility 10 SM. Treat this as supplemental, not an aviation observation. Forecast suggests tonight light rain, low near 36F, 89% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Saturday: Light Rain Likely. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Light Rain 36 NE 10 kt 20 kt 89%
Monday Rain 41/37 ENE 13 kt 21 kt 100%
Tuesday Partly Sunny 55/45 SW 12 kt 20 kt 11%
Wednesday Mostly Sunny then Slight Chance Light Rain 63/42 WSW 10 kt – 23%
Thursday Mostly Sunny 60/43 NE 8 kt – 9%
Friday Partly Sunny then Slight Chance Light Rain 62/47 E 9 kt – 53%
Saturday Light Rain Likely 60/45 SE 9 kt – 58% Thunderstorms in the forecast
Sunday Mostly Cloudy 58 WNW 9 kt – 14%

Source: National Weather Service (office ABR). Forecast issued 0422Z.

Radar

Radar data: NOAA/NWS MRMS composite reflectivity. For situational awareness only, not a substitute for an official weather briefing.

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RUNWAYS & WIND
Crosswind calculator
No runway layout is available for US-0793. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway

10W/28W
Dimensions
3,920 x 100 ft
Surface
Water
RWY 10W
RWY 28W

Runway data from the FAA NASR dataset (effective 2026-06-11). Verify with the current Chart Supplement and NOTAMs.

FIELD CONDITIONS

Field elevation

Field elevation
1,690 ft MSL

Density and pressure altitude need a current temperature and altimeter from the METAR.

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2325Z 6:25 PM
Sunrise
1255Z 7:55 AM
Loggable night
2355Z (6:55 PM local) → 1225Z (7:25 AM local)
end of evening to start of morning civil twilight
Position lights required
2325Z (6:25 PM local) → 1255Z (7:55 AM local)
sunset to sunrise (91.209)
Night passenger currency
0025Z (7:25 PM local) → 1155Z (6:55 AM local)
1 hr after sunset to 1 hr before sunrise (61.57(b))

FAA definitions, shown in Zulu with airport-local time. Verify for your operation.

AIRPORT INFORMATION

Facility & services

Lake Cochrane Seaplane Base is in Gary, South Dakota. Field elevation 1,690 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
ManagerJAMES EKHOLM
Manager phone561-702-5870
CHARTS & AIRSPACE
ICAO / IATAUS-0793
SectionalTWIN CITIES
Center (ARTCC)MINNEAPOLIS
Flight service (AFSS)HURON
RegionSouth Dakota
CountryUnited States
Coordinates44.7098, -96.4745
Distance from city5 NM S
SERVICES & LIGHTING
Fuel100LL · UL91
Control towerNon-towered
CTAF122.900
FREQUENCIES

Communications

122.900
CTAF
CTAF

Not all tower/ground/approach frequencies are in our datasets. Verify with the FAA Chart Supplement.

AIRCRAFT ACTIVITY

Traffic patterns

Aircraft activity data is not available for this airport yet.

NEARBY AIRPORTS

Weather reference stations

US-0793 has no on-field report. Nearest reporting station: KBKX (28 NM SW, VFR).

KBKX Brookings Regional Airport
28 NM SW
VFR
KATY Watertown Regional Airport
31 NM NW
VFR
KMML Southwest Minnesota Regional Airport - Marshall/Ryan Field
32 NM SE
VFR
KMVE Montevideo Chippewa County Airport
36 NM NE
VFR
KMDS Madison Municipal Airport
49 NM SW
VFR
KBBB Benson Municipal Airport
51 NM NE
VFR
AIRPORT REMARKS

Operational remarks

›CALL 507-829-9073.
›FOR CD CTC MINNEAPOLIS ARTCC AT 651-463-5588.
›ARPT CLSD 1 DEC T0 1 MAY.
›CALL 507-829-9073.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-0793 on OurAirports
FREQUENTLY ASKED
Does US-0793 have a METAR?
No on-field METAR is issued for US-0793. This page uses the nearest reporting station as a reference.
Does US-0793 have a TAF?
No TAF is issued directly for US-0793. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-0793?
US-0793 sits at 1,690 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-0793?
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.