Little Clam Lake Seaplane Base (7WI1) Area Aviation Weather & Runway Winds
Aviation weather near Little Clam Lake Seaplane Base in Clam Lake, WI, decoded from the nearest reporting station (KASX) — conditions, runway crosswinds, and free Telegram airport alerts.
Little Clam Lake Seaplane Base (7WI1) is a seaplane base in Clam Lake, WI. 7WI1 has no weather station of its own — conditions here are decoded from KASX, about 24 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (03W, 21W) — longest 3,500 ft — are checked against the current wind in the crosswind table below. The nearest TAF is issued for KHYR. Track it in the ATIS Alerts Telegram bot to get alerts read from KASX, the station this page is based on.
No weather station at this airport — showing the nearest station KASX, 23.5 nm away.
Wind calm, visibility 6 statute miles, no cloud data, temperature 14°C (57°F), altimeter 29.98 inHg. Conditions are Visual Flight Rules (VFR).
METAR KASX 290553Z AUTO 00000KT 6SM BR CLR 14/14 A2998 RMK AO2 SLP150 T01390139 10217 20122 402560111 53006
What changed at KASX (nearest station)?
Since the 0537Z (12:37 AM CDT) report — compared automatically against the latest METAR.
- Flight category improved from IFR to VFR.
- Visibility improved from 1.75 SM to 6 SM.
This is exactly what ATIS Alerts watches for you — get a Telegram message when 7WI1's weather changes, free →
Current pilot readout for 7WI1
Based on the nearest station (KASX), 7WI1 is currently VFR with calm winds, visibility 6 statute miles, and no ceiling reported. Density altitude is approximately 1,600 ft (field elevation 1,456 ft). 7WI1 does not publish a TAF — the nearest TAF station is KHYR, about 25 nm away.
⚠️ 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 7WI1 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 7WI1. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
Current wind is calm — calm wind is not a factor for runway selection, and with no wind there is no head/tail or crosswind component to compute. Live numbers return automatically once a report includes a wind direction.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 03W | 3,500 ft | WATER | — | — |
| 21W | 3,500 ft | WATER | — | — |
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 6 h: wind 5→0 kt, ceiling unlimited → unlimited.
7WI1 weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast — drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Little Clam Lake Seaplane Base in Clam Lake, WI: 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 7WI1 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.
Recent aviation weather trends at 7WI1
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KASX reported a mix of conditions, most often VFR across 13 observations, with 6 flight-category changes. Wind most often came from the SW.
Most recent change: IFR → VFR
Most recent change: VFR → MVFR
- 03W/21W
- 100%
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We'll message you on Telegram when a new report moves the picture near 7WI1 (Little Clam Lake Seaplane Base) — alerts read from KASX, the station this page uses.
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Airport facts
Reference data from the OurAirports dataset.
- Type
- Seaplane base
- FAA LID
- 7WI1
- City
- Clam Lake
- State
- Wisconsin
- Country
- United States
- Elevation
- 1,456 ft
- Coordinates
- 46.1586, -90.8843
- Runways
- 2
- Longest runway
- 3,500 ft
- Weather reporting
- Nearest station KASX
- TAF
- Nearest KHYR
- Time zone
- America/Chicago
- Next sunset
- 19h 31m
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Nearby airports
Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.
Within 25 NM
6 airports25–50 NM
9 airports+3 more within 50 NM
50–100 NM
7 airports+1 more within 100 NM
7WI1 weather — frequently asked
What runways are available at 7WI1?+
7WI1 has 2 runways — 03W, 21W; the longest is 3,500 ft. This page computes the live crosswind for each runway end from the current wind.
Where does the weather shown for 7WI1 come from?+
Little Clam Lake Seaplane Base does not have its own weather station. Conditions shown here come from the nearest reporting station, KASX, about 24 nm away — close enough for situational awareness, but local conditions at 7WI1 can differ.
Does 7WI1 have a TAF?+
No — 7WI1 does not publish its own TAF. The nearest TAF station is KHYR, about 25 nm away.
Does 7WI1 broadcast D-ATIS?+
No — 7WI1 does not broadcast D-ATIS. Alerts for 7WI1 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.
Pilot PIREPs for Little Clam Lake Seaplane Base (7WI1)
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 Little Clam 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 7WI1 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.
Why pilots use ATIS Alerts
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- Get pinged the moment 7WI1 drops below VFR or a new report moves your numbers.
- Live METAR, TAF, crosswinds, and FAA delays — one link, always current.
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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
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