Lake Arthur Field (PN84) Area Aviation Weather & Runway Winds
Aviation weather near Lake Arthur Field in Portersville, PA, decoded from the nearest reporting station (KUCP) — conditions, runway crosswinds, and free Telegram airport alerts.
Lake Arthur Field (PN84) is a general aviation airport serving pilots in and around Portersville, PA at 1,240 ft. PN84 has no weather station of its own — conditions here are decoded from KUCP, about 12 nm away, the nearest reporting station, and local conditions can differ. Its 2 runways (18, 36) — longest 1,400 ft — are checked against the current wind in the crosswind table below. The nearest TAF is issued for KFKL. Track it in the ATIS Alerts Telegram bot to get alerts read from KUCP, the station this page is based on.
No weather station at this airport — showing the nearest station KUCP, 11.6 nm away.
Wind from the northwest (310°) at 6 kt, visibility 10+ statute miles, overcast at 1,900 ft, temperature 21°C (69°F), altimeter 29.78 inHg. Conditions are Marginal VFR (MVFR), ceiling 1,900 ft.
METAR KUCP 290356Z AUTO 31006KT 10SM OVC019 21/17 A2978 RMK AO2 SLP091 T02060172 402780200
What changed at KUCP (nearest station)?
Since the 0256Z (10:56 PM EDT) report — compared automatically against the latest METAR.
No significant changes since the 0256Z report — conditions are holding steady.
This is exactly what ATIS Alerts watches for you — get a Telegram message when PN84's weather changes, free →
Current pilot readout for PN84
Based on the nearest station (KUCP), PN84 is currently MVFR with winds from 310° at 6 knots, visibility 10+ statute miles, and a 1,900 ft ceiling. The strongest crosswind component is currently on runway 18, about 5 knots. Density altitude is approximately 2,400 ft (field elevation 1,240 ft). PN84 does not publish a TAF — the nearest TAF station is KFKL, about 27 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 PN84 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 PN84. This is intended as a planning aid only and should not replace official performance calculations or pilot judgment.
| Runway | Length | Surface | Head / Tail | Crosswind |
|---|---|---|---|---|
| 18FAV | 1,400 ft | TURF | 4 kt head | 5 kt left |
| 36 | 1,400 ft | TURF | 4 kt head | 5 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 0→6 kt, ceiling 10,000 ft → 1,900 ft.
PN84 weather radar
Live NEXRAD + lightning, with a 4-hour future-radar forecast — drag to pan, tap ⚡ to toggle lightning.
Live weather radar around Lake Arthur Field in Portersville, PA: 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 PN84 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 PN84
Reported by pilots in flight over the past 6 hours — via aviationweather.gov.
Show raw report
JST UA /OV JST180025/TM 0117/FL280/TP C56/TB OCNL MOD CHOP
JST UAHeader — reporting station and UA: a routine pilot report.OV JST180025Location — fix or navaid, optionally with a radial and distance in NM.TM 0117Reported at 01:17 UTC.FL280Altitude: 28,000 ft MSL.TP C56Aircraft type reporting.TB OCNL MOD CHOPTurbulence: occasional moderate chop.Show raw report
YNG UA /OV 3 E YNG/TM 0015/FLDURD/TP LJ45/SK B025
YNG UAHeader — reporting station and UA: a routine pilot report.OV 3 E YNGLocation — fix or navaid, optionally with a radial and distance in NM.TM 0015Reported at 00:15 UTC.FLDURDReported during descent.TP LJ45Aircraft type reporting.SK B025Sky condition — cloud bases and tops in hundreds of feet MSL.Show raw report
YNG UA /OV 5 S YNG/TM 0000/FLDURD/TP C130/SK B030
YNG UAHeader — reporting station and UA: a routine pilot report.OV 5 S YNGLocation — fix or navaid, optionally with a radial and distance in NM.TM 0000Reported at 00:00 UTC.FLDURDReported during descent.TP C130Aircraft type reporting.SK B030Sky condition — cloud bases and tops in hundreds of feet MSL.Show raw report
YNG UA /OV 5SW YNG/TM 2332/FL028/TP C130J/SK B028
YNG UAHeader — reporting station and UA: a routine pilot report.OV 5SW YNGLocation — fix or navaid, optionally with a radial and distance in NM.TM 2332Reported at 23:32 UTC.FL028Altitude: 2,800 ft MSL.TP C130JAircraft type reporting.SK B028Sky condition — cloud bases and tops in hundreds of feet MSL.Show raw report
LPR UA /OV DJB080015/TM 2330/FL430/TP E55P/TB OCNL MOD CHOP/RM ZOB
LPR UAHeader — reporting station and UA: a routine pilot report.OV DJB080015Location — fix or navaid, optionally with a radial and distance in NM.TM 2330Reported at 23:30 UTC.FL430Altitude: 43,000 ft MSL.TP E55PAircraft type reporting.TB OCNL MOD CHOPTurbulence: occasional moderate chop.RM ZOBRemarks.Show raw report
YNG UA /OV YNG/TM 2238/FL025/TP C130J/SK B030
YNG UAHeader — reporting station and UA: a routine pilot report.OV YNGLocation — fix or navaid, optionally with a radial and distance in NM.TM 2238Reported at 22:38 UTC.FL025Altitude: 2,500 ft MSL.TP C130JAircraft type reporting.SK B030Sky condition — cloud bases and tops in hundreds of feet MSL.Show raw report
CLE UA /OV 15 NW CLE/TM 2229/FLDURD/TP A21N/WX VMC/RM 075 AND BELOW
CLE UAHeader — reporting station and UA: a routine pilot report.OV 15 NW CLELocation — fix or navaid, optionally with a radial and distance in NM.TM 2229Reported at 22:29 UTC.FLDURDReported during descent.TP A21NAircraft type reporting.WX VMCWeather and flight visibility observed.RM 075 AND BELOWRemarks.Show raw report
AGC UA /OV AGC/TM 2205/FL025/TP C25A/RM BASES 047 10NM EAST AGC, SMOOTH RIDE ON FINAL RWY 28
AGC UAHeader — reporting station and UA: a routine pilot report.OV AGCLocation — fix or navaid, optionally with a radial and distance in NM.TM 2205Reported at 22:05 UTC.FL025Altitude: 2,500 ft MSL.TP C25AAircraft type reporting.RM BASES 047 10NM EAST AGC, …Remarks.⚠️ PIREPs are unverified pilot reports. Not for operational use — conditions change between reports.
Recent aviation weather trends at PN84
From ATIS Alerts' hourly weather history.
Over the past 24 hours, the nearest station KUCP reported a mix of conditions, most often VFR across 38 observations, with 14 flight-category changes. The strongest gust reached 19 kt, the lowest ceiling was 600 ft. Wind most often came from the NW.
Most recent change: VFR → MVFR
Most recent change: VFR → MVFR
- 18/36
- 100%
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Airport facts
Reference data from the OurAirports dataset.
- Type
- General aviation airport
- FAA LID
- PN84
- City
- Portersville
- State
- Pennsylvania
- Country
- United States
- Elevation
- 1,240 ft
- Coordinates
- 40.9842, -80.1624
- Runways
- 2
- Longest runway
- 1,400 ft
- Weather reporting
- Nearest station KUCP
- TAF
- Nearest KFKL
- Time zone
- America/New_York
- Next sunset
- 20h 42m
Run a flight school, FBO, or club here? Embed PN84'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
8 airports+2 more within 25 NM
25–50 NM
8 airports+2 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.
- Butler Area Radio Flying Society - N Main St Ext — Butler, PA · 12 mi
- Butler Aircraft Modelers Society - BAMS Flying Field — West Sunbury, PA · 15 mi
- Nelson Run RC Flyers - Mercer Grove City Rd — Mercer, PA · 16 mi
PN84 weather — frequently asked
What runways are available at PN84?+
PN84 has 2 runways — 18, 36; the longest is 1,400 ft. This page computes the live crosswind for each runway end from the current wind.
Where does the weather shown for PN84 come from?+
Lake Arthur Field does not have its own weather station. Conditions shown here come from the nearest reporting station, KUCP, about 12 nm away — close enough for situational awareness, but local conditions at PN84 can differ.
Does PN84 have a TAF?+
No — PN84 does not publish its own TAF. The nearest TAF station is KFKL, about 27 nm away.
Does PN84 broadcast D-ATIS?+
No — PN84 does not broadcast D-ATIS. Alerts for PN84 from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR (via the nearest reporting station) instead.
Pilot PIREPs for Lake Arthur Field (PN84)
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 Lake Arthur Field, 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 PN84 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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⚠️ Not for operational use. Always verify with official FAA-approved preflight weather sources before flight.
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