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Blair Lake Airport (2WI5) Area Aviation Weather & Runway Winds

As of 1:15 PM CDT, Oct 28, based on the nearest station (KD25), 2WI5 is currently VFR with winds from 180° at 8 knots, visibility 10+ statute miles, and a 3,900 ft ceiling.

Aviation weather near Blair Lake Airport in Mercer, WI, decoded from the nearest reporting station (KD25): conditions and runway crosswinds.

Blair Lake Airport (2WI5) is a general aviation airport serving pilots in and around Mercer, WI at a field elevation of 1,625 ft. 2WI5 has no weather station of its own. Conditions here are decoded from KD25, about 12 nm away, the nearest reporting station, and local conditions can differ. It has one runway (09/27), the longest 2,000 ft. The nearest TAF is issued for KIWD.

Ask ATIS AIAsk anything about 2WI5's weather, runways or delays, or search another airport.
VFR
Observed 1815Z (1:15 PM CDT)live · refreshes every 60s

No weather station at this airport: showing the nearest station KD25, 11.8 nm away.

Wind
180° 8 kt
Visibility
10+ sm
Ceiling
3,900 ft
Altimeter
30.03"
Temp / Dew
62°F / 17°C
dew 52°F / 11°C

Wind from the south (180°) at 8 kt, visibility 10+ statute miles, scattered clouds at 1,600 ft, broken clouds at 3,900 ft, overcast at 7,500 ft, temperature 17°C (62°F), altimeter 30.03 inHg. Conditions are Visual Flight Rules (VFR), ceiling 3,900 ft.

Raw METAR
METAR KD25 281815Z AUTO 18008KT 10SM SCT016 BKN039 OVC075 17/11 A3003 RMK AO2 T01670113

What changed at KD25 (nearest station)?

Since the 1755Z (12:55 PM CDT) report, compared automatically against the latest METAR.

  • Flight category improved from MVFR to VFR.
  • Ceiling lifted from 1,400 ft to 3,900 ft.

Current pilot readout for 2WI5

Based on the nearest station (KD25), 2WI5 is currently VFR with winds from 180° at 8 knots, visibility 10+ statute miles, and a 3,900 ft ceiling. Density altitude is approximately 2,100 ft (field elevation 1,625 ft). 2WI5 does not publish a TAF. The nearest TAF station is KIWD, about 26 nm away.

New to aviation weather? How to read a METAR → · What VFR/MVFR/IFR mean → · Decode any METAR/TAF → · Density altitude calculator →

Runway wind check

Estimated head/tailwind and crosswind for each runway end from the current reported wind.

RunwayHead / TailCrosswind
09FAV0 kt head8 kt right
270 kt head8 kt left

Open the crosswind calculator to try your own wind and runway numbers →

2WI5 runways

1 physical runway · 2 runway ends. Each card opens the runway's intelligence page: equipment and lighting, LAHSO, frequencies, today's configuration, predicted use, history and approaches.

  • Runway 09/27
    2,000 × 60 ft · TURF
    Status not monitored
    Current use
    no stated-runway source at 2WI5
    Wind
    09
    0 kt headwind · 8 kt crosswind from right
    27
    0 kt headwind · 8 kt crosswind from left
    no active equipment NOTAM receivedView Runway Intelligence →

“Current use” is what the facilitystates; wind components are arithmetic on the current METAR against TRUE headings; status reflects NOTAMs received through SWIM, the tower's TFDM record and the D-ATIS — a runway reads “Open” only with a complete NOTAM picture.

24-hour trend

Wind, ceiling and flight category over the last 24 hours.

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0102118Z06Z18Z

Over the last 24 h: wind 8→8 kt, ceiling 700 ft → 3,900 ft.

2WI5 weather radar

Live NEXRAD + lightning, with a 4-hour future-radar forecast. Drag to pan, tap ⚡ to toggle lightning.

Loading…
Loading radar…

Radar: NOAA/NWS via IEM · Forecast: NOAA HRRR · Lightning: NOAA · Map © Stadia Maps © OpenMapTiles © OpenStreetMap

NOAA NEXRAD composite and lightning, updated about every five minutes; amber frames are HRRR model guidance, not observed radar. Not for navigation.

Pilot reports (PIREPs) within 100 NM of 2WI5

Reported by pilots in flight over the past 6 hours, via aviationweather.gov.

PIREP1807Z (1:07 PM CDT) · 94 NM NW of 2WI5 · during descent · SR22
Show raw report
DLH UA /OV DLH/TM 1807/FLDURD/TP SR22/SK OVC003 T033
DLH UAHeader: reporting station and UA: a routine pilot report.
OV DLHLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1807Reported at 18:07 UTC.
FLDURDReported during descent.
TP SR22Aircraft type reporting.
SK OVC003 T033Sky condition: cloud bases and tops in hundreds of feet MSL.
PIREP1756Z (12:56 PM CDT) · 91 NM SW of 2WI5 · 4,000 ft MSL · CRJ2
Show raw report
EAU UA /OV EAU/TM 1756/FL040/TP CRJ2/SK SKC/TA UNKN/IC NEG
EAU UAHeader: reporting station and UA: a routine pilot report.
OV EAULocation: fix or navaid, optionally with a radial and distance in NM.
TM 1756Reported at 17:56 UTC.
FL040Altitude: 4,000 ft MSL.
TP CRJ2Aircraft type reporting.
SK SKCSky condition: cloud bases and tops in hundreds of feet MSL.
TA UNKNOutside air temperature, °C.
IC NEGIcing: none reported.
PIREP1735Z (12:35 PM CDT) · 94 NM NW of 2WI5 · during descent · SR22
Show raw report
DLH UA /OV DLH/TM 1735/FLDURD/TP SR22/SK B017
DLH UAHeader: reporting station and UA: a routine pilot report.
OV DLHLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1735Reported at 17:35 UTC.
FLDURDReported during descent.
TP SR22Aircraft type reporting.
SK B017Sky condition: cloud bases and tops in hundreds of feet MSL.
PIREP1702Z (12:02 PM CDT) · 94 NM NW of 2WI5 · during climb · SR20
Show raw report
DLH UA /OV DLH/TM 1702/FLDURC/TP SR20/SK B019 T033
DLH UAHeader: reporting station and UA: a routine pilot report.
OV DLHLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1702Reported at 17:02 UTC.
FLDURCReported during climb.
TP SR20Aircraft type reporting.
SK B019 T033Sky condition: cloud bases and tops in hundreds of feet MSL.
PIREP1650Z (11:50 AM CDT) · 91 NM SW of 2WI5 · 3,000 ft MSL · BE35
Show raw report
EAU UA /OV EAU/TM 1650/FL030/TP BE35/TA 17/IC NEG/RM VIS UNLIMITED BUT AREAS OF RA
EAU UAHeader: reporting station and UA: a routine pilot report.
OV EAULocation: fix or navaid, optionally with a radial and distance in NM.
TM 1650Reported at 16:50 UTC.
FL030Altitude: 3,000 ft MSL.
TP BE35Aircraft type reporting.
TA 17Outside air temperature, °C.
IC NEGIcing: none reported.
RM VIS UNLIMITED BUT AREAS O…Remarks.
PIREP1635Z (11:35 AM CDT) · 82 NM S of 2WI5 · 8,000 ft MSL · E170
Show raw report
CWA UA /OV CWA/TM 1635/FL080/TP E170/SK BASE 080 TOP 090/TA 1/IC NEG
CWA UAHeader: reporting station and UA: a routine pilot report.
OV CWALocation: fix or navaid, optionally with a radial and distance in NM.
TM 1635Reported at 16:35 UTC.
FL080Altitude: 8,000 ft MSL.
TP E170Aircraft type reporting.
SK BASE 080 TOP 090Sky condition: cloud bases and tops in hundreds of feet MSL.
TA 1Outside air temperature, °C.
IC NEGIcing: none reported.
PIREP1615Z (11:15 AM CDT) · 94 NM NW of 2WI5 · during climb · CRJ2
Show raw report
DLH UA /OV DLH/TM 1615/FLDURC/TP CRJ2/SK B009-T032
DLH UAHeader: reporting station and UA: a routine pilot report.
OV DLHLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1615Reported at 16:15 UTC.
FLDURCReported during climb.
TP CRJ2Aircraft type reporting.
SK B009-T032Sky condition: cloud bases and tops in hundreds of feet MSL.
PIREP1605Z (11:05 AM CDT) · 94 NM NW of 2WI5 · during descent · SR22
Show raw report
DLH UA /OV DLH/TM 1605/FL030/TP SR22/SK B018/RM DURD
DLH UAHeader: reporting station and UA: a routine pilot report.
OV DLHLocation: fix or navaid, optionally with a radial and distance in NM.
TM 1605Reported at 16:05 UTC.
FL030Altitude: 3,000 ft MSL.
TP SR22Aircraft type reporting.
SK B018Sky condition: cloud bases and tops in hundreds of feet MSL.
RM DURDRemarks.

⚠️ PIREPs are unverified pilot reports. Not for operational use: conditions change between reports.

Recent aviation weather trends at 2WI5

From ATIS Alerts' hourly weather history.

Over the past 24 hours, the nearest station KD25 reported mostly IFR across 71 observations, with 8 flight-category changes. The strongest gust reached 18 kt, the lowest ceiling was 500 ft. Wind most often came from the S.

Last 24 hours
VFR 7%MVFR 29%IFR 64%
Wind avg/max: 7/13 kt
Max gust: 18 kt
Lowest ceiling: 500 ft
Lowest vis: -
Prevailing wind: S
Category changes: 8

Most recent change: MVFR → VFR

Last 7 days
VFR 75%MVFR 6%IFR 17%LIFR 3%
Wind avg/max: 5/17 kt
Max gust: 23 kt
Lowest ceiling: 200 ft
Lowest vis: 0.25 sm
Prevailing wind: S
Category changes: 15

Most recent change: IFR → MVFR

Wind-favored runway - past 30 days

Share of hours each runway had the most headwind. From wind reports, not ATC assignments.

27
52%
09
48%

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No live weather from 2WI5

Live crosswind meter

2WI5 has no weather feed online, so the wind comes from KD25, 12 nm away.

N09278 kt
Headwind
0 kt
Crosswind (from the right)
8 kt

Wind is 90° off runway 09, the end with the most headwind right now.

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Turf · 2,000 ft. Headings from FAA runway data. Not for navigation.

Field aerial

North up

Aerial photo of Blair Lake Airport (2WI5)
N ↑

Imagery: USGS The National Map (public domain). Something off? ✏️ Suggest an edit

Airport info

From the FAA airport record (cycle 2026-10-01) and OurAirports.

Services

Attended
Unattended
Control tower
None
Wind indicator
Unlighted

Airport

Type
General aviation airport
FAA LID
2WI5
City
Mercer
State
Wisconsin
Country
United States
Elevation
1,625 ft
Coordinates
46.0974, -90.1632
Runways
1 physical runway · 2 runway ends
Longest runway
2,000 ft
Weather reporting
Nearest station KD25
TAF
Nearest KIWD
Time zone
America/Chicago
Sunset in
4h 20m

Run a flight school, FBO, or club here? Embed 2WI5's live status on your website, free →

Nearby airports

Compare nearby METAR/TAF stations within 25, 50 and 100 NM before departure or arrival.

VFRMVFRIFRLIFRNo report

RC flying fields nearby

AMA model-aircraft club fields around this airport: live wind, crosswind & flyability on each page.

All RC flying fields →

See all Wisconsin airports →

Pilot PIREPs for Blair Lake Airport (2WI5)

Community-submitted

Community-submitted airport notes from pilots about runway conditions, wildlife, FBOs, fuel, turbulence, ramp access, and local tips.

Read recent community-submitted pilot notes for Blair Lake Airport, 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 2WI5 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.

⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.

Spotted incorrect airport info? ✏️ Suggest an edit

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