Folsom Lake Seaplane Base (C39) Area Aviation Weather & Runway Winds
Aviation weather near Folsom Lake Seaplane Base in Folsom, CA, decoded from the nearest reporting station (KMCC) — conditions, runway crosswinds, and free Telegram airport alerts.
Folsom Lake Seaplane Base (C39) is a seaplane base in Folsom, CA. C39 has no weather station of its own — conditions here are decoded from KMCC, about 13 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (ALL, WAY) — longest 10,000 ft — are checked against the current wind in the crosswind table below. The nearest TAF is issued for KMCC. Track it in the ATIS Alerts Telegram bot to get alerts read from KMCC, the station this page is based on.
No weather station at this airport — showing the nearest station KMCC, 12.8 nm away.
Wind from the south-southwest (200°) at 6 kt, visibility 10+ statute miles, no cloud data, temperature 27°C (81°F), altimeter 29.79 inHg. Conditions are Visual Flight Rules (VFR).
METAR KMCC 290415Z AUTO 20006KT 10SM CLR 27/12 A2979 RMK AO2
What changed at KMCC (nearest station)?
Since the 0355Z (8:55 PM PDT) report — compared automatically against the latest METAR.
No significant changes since the 0355Z report — conditions are holding steady.
This is exactly what ATIS Alerts watches for you — get a Telegram message when C39's weather changes, free →
Current pilot readout for C39
Based on the nearest station (KMCC), C39 is currently VFR with winds from 200° at 6 knots, visibility 10+ statute miles, and no ceiling reported. The strongest crosswind component is currently on runway ALL, about 2 knots. Density altitude is approximately 2,200 ft (field elevation 466 ft). Review the latest TAF below for forecast changes before departure.
⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →
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Track C39 free on TelegramRunway wind check
Estimated head/tailwind and crosswind for each runway end from the current reported wind.
Use this section to quickly compare current wind alignment across available runways at C39. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| ALLFAV | 10,000 ft | WATER | 6 kt tail | 2 kt left |
| WAY | 10,000 ft | WATER | 6 kt tail | 2 kt left |
Open the crosswind calculator — try your own wind and runway numbers →
24-hour trend
Wind, ceiling and flight category over the last 24 hours.
Over the last 23 h: wind 8→6 kt, ceiling unlimited → unlimited.
C39 weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast — drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Folsom Lake Seaplane Base in Folsom, CA: the NOAA/NWS NEXRAD composite updates about every five minutes, with NOAA lightning strike density overlaid. The loop plays the past 50 minutes, then continues into a future-radar forecast (+1 to +4 hours, NOAA HRRR model) so you can see where precipitation around C39 is headed.
Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © OpenStreetMap © CARTO
Forecast frames (amber label) are HRRR model guidance, not observed radar. Lightning strike density appears as a blue-white glow when strikes are detected in view. Radar and lightning coverage are limited in parts of Alaska, Hawaii, and offshore areas. Not for navigation.
Pilot reports (PIREPs) within 100 NM of C39
Reported by pilots in flight over the past 6 hours — via aviationweather.gov.
Show raw report
SCK UA /OV LIN /TM 0352 /FL065 /TP C172 /SK SKC /TA 20 /WV 26003KT /TB NEG /IC NEG /RM HZ LYR BLO NORTH TO COMANCHE RESEVOIR WEST TO RIVER DELTA
SCK UAHeader — reporting station and UA: a routine pilot report.OV LINLocation — fix or navaid, optionally with a radial and distance in NM.TM 0352Reported at 03:52 UTC.FL065Altitude: 6,500 ft MSL.TP C172Aircraft type reporting.SK SKCSky condition — cloud bases and tops in hundreds of feet MSL.TA 20Outside air temperature, °C.WV 26003KTWind (direction/speed) or wind-shear remarks.TB NEGTurbulence: none reported.IC NEGIcing: none reported.RM HZ LYR BLO NORTH TO COMAN…Remarks.Show raw report
RNO UA /OV FMG150042/TM 0237/FL200/TP PC12/TB LGT CHOP/RM DURD ENTERED BY ZOA FDCS
RNO UAHeader — reporting station and UA: a routine pilot report.OV FMG150042Location — fix or navaid, optionally with a radial and distance in NM.TM 0237Reported at 02:37 UTC.FL200Altitude: 20,000 ft MSL.TP PC12Aircraft type reporting.TB LGT CHOPTurbulence: light chop.RM DURD ENTERED BY ZOA FDCSRemarks.⚠️ PIREPs are unverified pilot reports. Not for operational use — conditions change between reports.
Recent aviation weather trends at C39
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KMCC reported mostly VFR across 71 observations, with 2 flight-category changes. The strongest gust reached 13 kt. Wind most often came from the SE.
Most recent change: MVFR → VFR
Most recent change: MVFR → VFR
- ALL/WAY
- 100%
TAF — Terminal Aerodrome Forecast
Issued 2331Z (4:31 PM PDT)
TAF KMCC 282331Z 2900/2924 VRB05KT P6SM SKC FM290200 21008KT P6SM SKC FM291200 VRB05KT P6SM SKC FM292000 20006KT P6SM SKC
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Nearby TFRs
Active FAA TFRs near C39
FAA TFR data shows active temporary flight restrictions near C39.
View all active US TFRs → · Official FAA TFR ↗
Verify with official FAA TFR sources before flight.
Airport facts
Reference data from the OurAirports dataset.
- Type
- Seaplane base
- FAA LID
- C39
- City
- Folsom
- State
- California
- Country
- United States
- Elevation
- 466 ft
- Coordinates
- 38.7072, -121.1330
- Runways
- 2
- Longest runway
- 10,000 ft
- Weather reporting
- Nearest station KMCC
- TAF
- Nearest KMCC
- Time zone
- America/Los_Angeles
- Next sunset
- 22h 45m
Run a flight school, FBO, or club here? Embed C39's live status on your website — free →
Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
9 airports+3 more within 25 NM
25–50 NM
7 airports+1 more within 50 NM
50–100 NM
8 airports+2 more within 100 NM
RC flying fields nearby
AMA model-aircraft club fields around this airport — live wind, crosswind & flyability on each page.
- Folsom Lake State Recreational Park — Granite Bay Boat Ramp, CA · 3 mi
- Eldorado RC Flyers, Inc. - Stanford LN — El Dorado Hills, CA · 4 mi
- Eldorado RC Flyers, Inc. - Payen Rd — El Dorado Hills, CA · 7 mi
C39 weather — frequently asked
What runways are available at C39?+
C39 has 2 runways — ALL, WAY; the longest is 10,000 ft. This page computes the live crosswind for each runway end from the current wind.
Where does the weather shown for C39 come from?+
Folsom Lake Seaplane Base does not have its own weather station. Conditions shown here come from the nearest reporting station, KMCC, about 13 nm away — close enough for situational awareness, but local conditions at C39 can differ.
Does C39 have a TAF?+
Yes — the KMCC TAF is shown on this page below the current conditions.
Does C39 broadcast D-ATIS?+
No — C39 does not broadcast D-ATIS. Alerts for C39 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.
Pilot PIREPs for Folsom Lake Seaplane Base (C39)
Community-submittedCommunity-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.
Read recent community-submitted pilot notes for Folsom Lake Seaplane Base, including runway conditions, wildlife activity, FBO/fuel notes, turbulence, ramp access, and local airport tips.
⚠️ Pilot PIREPs on ATIS Alerts are community-submitted airport notes for situational awareness only. They are not official FAA PIREPs, NOTAMs, weather briefings, airport advisories, or flight-planning guidance. Always verify with official FAA/NWS sources, airport management, ATC, and current publications.
No Pilot PIREPs have been submitted for C39 yet. Recently flew here? Help the next pilot by leaving a quick airport note.
Pilot PIREPs are community pilot notes for situational awareness only — not official FAA PIREPs or advisories. Verify with official sources. Notes are moderated before they appear; helpful marks and reports help us keep them useful.
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