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S74SEAPLANE BASE

Lost Isle Seaplane Base

Stockton, California

VFRUpdated 2h ago0 ft MSL

1

Runway

0

Frequencies

0

Procedures

0

NOTAMs

Quick Facts

FAA

S74

Elevation

0 ft MSL

Runways

1

Frequencies

0

Tower

No

Fuel

N/A

Coordinates

38.004, -121.457

Airport Information

Facility Type

SEAPLANE BASE

Elevation

0 ft MSL

Control Tower

No

Fuel Types

None listed

Coordinates

38.0041, -121.4570

Current Weather

METAR KSCK 221255Z AUTO 24003KT 10SM CLR 12/08 A2976 RMK AO2 SLP077 T01170083 $

Flight Category

VFR

Wind

240° at 3 kt

Visibility

10+ SM

Temperature

11.7°C

Dewpoint

8.3°C

Altimeter

1007.90 inHg

Cloud Cover

CLR

Nearest weather from KSCK (15 NM away)

Observed 2026-05-22 12:55Z

Nearby Weather Cameras

No camera at S74. Showing nearest cameras.

Weather camera at Walnut Grove facing NorthEast
Live

Walnut Grove

NorthEast · Camera 2 · 4 cameras total

15 NM away

Weather camera at Highland Peak facing SouthEast
Live

Highland Peak

SouthEast · Camera 2 · 4 cameras total

24 NM away

12 camera angles available

See all cameras, directions, and nearby airport cameras

Sign up free to view all cameras →
Source: FAA faa-weather-camera

Runways

IDLengthWidthSurfaceLights
NW/SE4,000 ft300 ftWATER-G-

Active NOTAMs

No active NOTAMs for S74.

Nearby Airports in California

S74 Operational Overview

Location & Facility

Lost Isle Seaplane Base (S74) is a seaplane base located in Stockton, California, United States. The field sits at an elevation of 0 feet above mean sea level (MSL) at coordinates 38.0041°N, 121.4570°W.

Runways

Lost Isle Seaplane Base has 1 runway. The longest runway (NW/SE) measures 4,000 feet by 300 feet with a water-g surface.

Communications & Operations

Lost Isle Seaplane Base is a non-towered (pilot-controlled) field.

Weather Cameras

3 FAA Weather Cameras are available near Lost Isle Seaplane Base, 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 Lost Isle Seaplane Base 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 S74?

S74 is the ICAO identifier for Lost Isle Seaplane Base, a public-use airport located in Stockton, California, United States.

How many runways does Lost Isle Seaplane Base have?

Lost Isle Seaplane Base (S74) has 1 runway. See the runway table above for dimensions and surface types.

What is the elevation of S74?

The field elevation of Lost Isle Seaplane Base is 0 feet above mean sea level (MSL).

Is fuel available at S74?

No fuel types are currently listed for Lost Isle Seaplane Base. Contact the FBO directly for availability.

What are the current weather conditions at S74?

The current flight category at Lost Isle Seaplane Base is VFR. See the METAR section above for full decoded weather data including wind, visibility, temperature, and altimeter.

Are there active NOTAMs at S74?

There are currently no active NOTAMs for Lost Isle Seaplane Base.

How do I access complete data for S74?

Sign up for a free AeroCopilot account to access all frequencies, full NOTAM text with AI interpretation, decoded forecasts, and IFR procedure charts for Lost Isle Seaplane Base.

Where is Lost Isle Seaplane Base located?

Lost Isle Seaplane Base (S74) is located in Stockton, California, United States, at an elevation of 0 ft MSL.

Does S74 have weather cameras?

S74 does not have a direct weather camera, but there are nearby cameras within range. Sign up for AeroCopilot to view all nearby airport cameras.

Complete aviation intelligence for S74

Live weather, decoded NOTAMs, IFR procedures, AI briefings, and more. Included in every AeroCopilot plan from $7.99/month.

Source: FAA faa-nasr· AIRAC 28-day cycle· Updated May 5, 11:48 PM UTC
Source: FAA noaa-awc-metar· Updated May 22, 12:55 PM UTC