WxDecoder

US-1970 Weather St. Joseph River Seaplane Base

Elkhart, IndianaElevation 750 ftSeaplane base
OFF-FIELD REFERENCE
Nearest report: KEKM · 3 NM NW · 22 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 · KEKM
WIND
Calm
no steady wind
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 calm, visibility 10 SM, temperature 10.4C. Treat this as supplemental, not an aviation observation. Forecast suggests tonight partly cloudy, low near 47F, 2% chance of precipitation. Key risks: thunderstorms in the forecast.

PILOT WEATHER NOTES
Thunderstorms in the forecastWeather.gov
Thursday: Mostly Sunny then Slight Chance Showers And Thunderstorms. Watch for developing convection and plan alternates.
DayConditionsTemp FWindGustsPrecipPilot note
Tonight Partly Cloudy 47 0 kt – 2%
Monday Patchy Fog then Mostly Sunny 72/47 NW 4 kt – 3%
Tuesday Partly Sunny 69/51 SE 9 kt – 0%
Wednesday Mostly Sunny 73/55 S 4 kt – 3%
Thursday Mostly Sunny then Slight Chance Showers And Thunderstorms 76/54 SW 9 kt – 22% Thunderstorms in the forecast
Friday Partly Sunny 75/56 S 4 kt – 19%
Saturday Chance Rain Showers 72/57 S 9 kt – 40%
Sunday Chance Rain Showers 69 S 9 kt – 49%

Source: National Weather Service (office IWX). Forecast issued 0329Z.

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-1970. Enter a runway number or heading to estimate wind components.
RUNWAYS

Runway detail & declared distances

1 runway · longest 2,675 ft

10W/28W
Dimensions
2,675 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
750 ft MSL

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

DAYLIGHT & NIGHT

Sun & logging windows

Sunset
2247Z 6:47 PM
Sunrise
1208Z 8:08 AM
Loggable night
2316Z (7:16 PM local) → 1139Z (7:39 AM local)
end of evening to start of morning civil twilight
Position lights required
2247Z (6:47 PM local) → 1208Z (8:08 AM local)
sunset to sunrise (91.209)
Night passenger currency
2347Z (7:47 PM local) → 1108Z (7:08 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

St. Joseph River Seaplane Base is in Elkhart, Indiana. Field elevation 750 ft MSL. Airport facts are drawn from OurAirports and the FAA NASR dataset.

OPERATIONS & CONTACT
OwnershipPublicly owned
UseOpen to the public
TypeSeaplane base
ManagerBRIAN BAILEY
Manager phone317-605-6023
CHARTS & AIRSPACE
ICAO / IATAUS-1970
SectionalCHICAGO
Center (ARTCC)CHICAGO
Flight service (AFSS)TERRE HAUTE
RegionIndiana
CountryUnited States
Coordinates41.6964, -85.9381
Distance from city2 NM NE
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

US-1970 has no on-field report. Nearest reporting station: KEKM (3 NM NW, VFR).

KEKM Elkhart Municipal Airport
3 NM NW
VFR
KGSH Goshen Municipal Airport
12 NM SE
VFR
KSBN South Bend International Airport
17 NM W
VFR
KHAI Three Rivers Municipal Dr Haines Airport
22 NM NE
VFR
KIRS Kirsch Municipal Airport
23 NM E
VFR
KBEH Southwest Michigan Regional Airport
34 NM NW
VFR
AIRPORT REMARKS

Operational remarks

›DEP CTC KEKM ATCT 119.5 BFR TURNING NBND.
›SEAPLANE OPS PROHIBITED BTN SS-SR. EXP HVY BOAT TFC BTN MEMORIAL DAY AND LABOR DAY. DO NOT BLOCK BOAT RAMPS. SEAPLANE DOCKING AREAS LTD.
›BOATING LAW ADMIR.
OFFICIAL LINKS & SOURCES
↗Search NOTAMs (official FAA NOTAM Search)
↗US-1970 on OurAirports
FREQUENTLY ASKED
Does US-1970 have a METAR?
No on-field METAR is issued for US-1970. This page uses the nearest reporting station as a reference.
Does US-1970 have a TAF?
No TAF is issued directly for US-1970. Use the nearest TAF-issuing field as a planning reference.
What is the field elevation at US-1970?
US-1970 sits at 750 ft MSL, which factors into the density-altitude estimate on this page.
Is this an official preflight weather briefing for US-1970?
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.