WxDecoder

75U Weather Harry S Truman Dam & Reservoir Seaplane Base

Warsaw, MissouriElevation 706 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KSZL · 31 NM N · 18 min old
No ceiling, visibility 10 SM.
No on-field report, so no field flight category. Conditions at the field may differ.
OFF-FIELD REFERENCE · KSZL
WIND
110@5
steady
VISIBILITY
10 SM
16.1 km
CEILING
None
no BKN/OVC layer
FORECAST & PILOT NOTES · SUPPLEMENTAL

Extended forecast and pilot notes

No aviation METAR is published for this airport. The nearest National Weather Service station reports wind from 120° at 4 kt, visibility 10 SM, temperature 17C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight mostly cloudy, low near 56F, 1% chance of precipitation. Key risks: no significant hazards are highlighted right now, but always confirm against an official briefing.

DayConditionsTemp FWindGustsPrecipPilot note
Tonight Mostly Cloudy 56 SE 4 kt – 1%
Monday Mostly Sunny 77/55 S 4 kt – 1%
Tuesday Partly Sunny 75/57 S 4 kt – 3%
Wednesday Sunny 79/59 S 7 kt – 3%
Thursday Sunny 82/59 S 6 kt – 4%
Friday Partly Sunny then Slight Chance Rain Showers 78/59 S 5 kt – 40%
Saturday Rain Showers Likely 72/59 S 5 kt – 68%
Sunday Slight Chance Rain Showers then Partly Sunny 75 W 4 kt – 16%

Source: National Weather Service (office SGF). Forecast issued 0112Z.

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 75U. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 15,000 ft

ALL/WAY
Dimensions
15,000 x 4,000 ft
Surface
Water
RWY ALL
RWY WAY

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
706 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2322Z 6:22 PM
Sunrise
1233Z 7:33 AM
Loggable night
2349Z (6:49 PM local) → 1206Z (7:06 AM local)
end of evening to start of morning civil twilight
Position lights required
2322Z (6:22 PM local) → 1233Z (7:33 AM local)
sunset to sunrise (91.209)
Night passenger currency
0022Z (7:22 PM local) → 1133Z (6:33 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

Harry S Truman Dam & Reservoir Seaplane Base is in Warsaw, Missouri. Field elevation 706 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
ManagerMARSHALL MILES
Manager phone816-389-2206
AttendedUNATNDD
CHARTS & AIRSPACE
ICAO / IATA75U
SectionalKANSAS CITY
Center (ARTCC)KANSAS CITY
Flight service (AFSS)COLUMBIA
RegionMissouri
CountryUnited States
Coordinates38.2167, -93.4169
Distance from city1 NM E
SERVICES & LIGHTING
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

75U has no on-field report. Nearest reporting station: KSZL (31 NM N, VFR).

KSZL Whiteman Air Force Base
31 NM N
VFR
KDMO Sedalia Memorial Airport
32 NM N
VFR
KAIZ Lee C Fine Memorial Airport
42 NM E
VFR
KMHL Marshall Memorial Municipal Airport
54 NM N
VFR
KSGF Springfield Branson National Airport
58 NM S
VFR
KJEF Jefferson City Memorial Airport
63 NM E
VFR
AIRPORT REMARKS

Operational remarks

›LANDINGS ALLOWED ANY DIRECTION IN DESIGNATED AREAS ONLY.
›OPERATIONS PROJECT MANAGER
›FOR CT CTC WHITEMAN APCH AT 660-687-3132. WHEN WHITEMAN APCH CLSD, CTC KANSAS CITY ARTCC AT 913-254-8508.
›CALL FOR ICE CONDITIONS IN WINTER MONTHS.
›REMAIN 1000 FT CLEAR OF DAM OR ANY BRIDGE.
›NO BUOYS SHOWING LANDING AREAS.
›DEBRIS ON & INVOF LAKE DURING FLOODINGS.
›CALL FOR MARINA INFORMATION.
›SEAPLANE BASE IS LCTD UNDER THE TRUMAN C MOA BASE 500 FT AGL. CONTACT WHITEMAN APCH ON FREQ 127.45.
›RWY ALL/WAY TREES AND HIGH GND ALL QUADRANTS.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗75U on OurAirports
FREQUENTLY ASKED
Does 75U have a METAR?
No on-field METAR is issued for 75U. This page uses the nearest reporting station as a reference.
Does 75U have a TAF?
No TAF is issued directly for 75U. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at 75U?
75U sits at 706 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for 75U?
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.