ATIS Alerts

Portland International Jetport (KPWM) Aviation Weather, METAR, TAF & ATIS Alerts

Live aviation weather for Portland International Jetport in Portland, ME, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.

Portland International Jetport (KPWM) is one of the primary air-carrier airports serving Portland, ME at 76 ft. KPWM reports its own METAR and publishes a TAF, decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 4 runways (11, 18, 29, 36), longest 7,200 ft, are checked against the current wind in the crosswind table below. The official FAA airport diagram is at the bottom of the page. Track KPWM in the ATIS Alerts Telegram bot to get a message when a new METAR changes the picture: flight category, wind, or ceiling past your selected minimums.

VFR
Observed 0151Z (9:51 PM EDT)live · refreshes every 60s
Wind
Calm
Visibility
10+ sm
Ceiling
14,000 ft
Altimeter
30.11"
Temp / Dew
56°F / 13°C
dew 54°F / 12°C

Wind calm, visibility 10+ statute miles, broken clouds at 14,000 ft, temperature 13°C (56°F), altimeter 30.11 inHg. Conditions are Visual Flight Rules (VFR), ceiling 14,000 ft.

Raw METAR
METAR KPWM 130151Z 00000KT 10SM BKN140 13/12 A3011 RMK AO2 SLP195 T01330122 $

What changed at KPWM?

Since the 0051Z (8:51 PM EDT) report, compared automatically against the latest METAR.

No significant changes since the 0051Z report, conditions are holding steady.

This is exactly what ATIS Alerts watches for you: get a Telegram message when KPWM's weather changes, free →

Current pilot readout for KPWM

KPWM is currently VFR with calm winds, visibility 10+ statute miles, and a 14,000 ft ceiling. Density altitude is approximately -350 ft (field elevation 76 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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Staying over at KPWM

For pilots and crews overnighting at Portland International Jetport (KPWM).

Nearby Pilot Hotel Deals

Well-reviewed places under $500 a night near KPWM (PWM); drag to explore or tap a pin for the rate.

Crew Rental Car Deals

Ask the FBO about a crew car first: many hand you keys for a couple of hours at no charge. For an overnight or a one-way, compare rental desks at PWM on one page.

Affiliate disclosure: ATIS Alerts earns a commission on hotel and rental car bookings made through this section, at no extra cost to you. Hotel rates come from Stay22's booking partners (Booking.com, Expedia, Hotels.com, Vrbo and others) and rental car prices from DiscoverCars.com and its rental partners, not from ATIS Alerts.

Runway 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 KPWM. 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.

RunwayHead / TailCrosswind
11--
18--
29--
36--

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

24-hour trend

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

Wind (kt)Gusts (kt)Bottom strip, flight category:VFRMVFRIFRLIFRNo report
0102102Z14Z01Z

Over the last 23 h: wind 60 kt, ceiling unlimited14,000 ft.

KPWM weather radar

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

Live weather radar around Portland International Jetport in Portland, ME: 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 KPWM is headed.

Loading…
Loading radar…

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

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 KPWM

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

PIREP0005Z (8:05 PM EDT) · 22 NM NE of KPWM · 38,000 ft MSL · B737
Show raw report
HKY UA /OV BXM/TM 0005/FL380/TP B737/TB NEG/RM ZTLFD 15
HKY UAHeader: reporting station and UA: a routine pilot report.
OV BXMLocation: fix or navaid, optionally with a radial and distance in NM.
TM 0005Reported at 00:05 UTC.
FL380Altitude: 38,000 ft MSL.
TP B737Aircraft type reporting.
TB NEGTurbulence: none reported.
RM ZTLFD 15Remarks.
PIREP0001Z (8:01 PM EDT) · 80 NM E of KPWM · 39,000 ft MSL · B788
continuous light turbulence
Show raw report
BGR UA /OV BGR185075/TM 0001/FL390/TP B788/TB CONS LGT
BGR UAHeader: reporting station and UA: a routine pilot report.
OV BGR185075Location: fix or navaid, optionally with a radial and distance in NM.
TM 0001Reported at 00:01 UTC.
FL390Altitude: 39,000 ft MSL.
TP B788Aircraft type reporting.
TB CONS LGTTurbulence: continuous light.
PIREP2317Z (7:17 PM EDT) · 83 NM W of KPWM · 36,000 ft MSL · B38M
Show raw report
VSF UA /OV 2B3/TM 2317/FL360/TP B38M/TB NEG
VSF UAHeader: reporting station and UA: a routine pilot report.
OV 2B3Location: fix or navaid, optionally with a radial and distance in NM.
TM 2317Reported at 23:17 UTC.
FL360Altitude: 36,000 ft MSL.
TP B38MAircraft type reporting.
TB NEGTurbulence: none reported.
PIREP2305Z (7:05 PM EDT) · 44 NM NW of KPWM · 41,000 ft MSL · B787
continuous light chop turbulence
Show raw report
BML UA /OV BML180025/TM 2305/FL410/TP B787/TB CONS LGT CHOP
BML UAHeader: reporting station and UA: a routine pilot report.
OV BML180025Location: fix or navaid, optionally with a radial and distance in NM.
TM 2305Reported at 23:05 UTC.
FL410Altitude: 41,000 ft MSL.
TP B787Aircraft type reporting.
TB CONS LGT CHOPTurbulence: continuous light chop.
PIREP2252Z (6:52 PM EDT) · 69 NM NW of KPWM · 40,000 ft MSL · B787
occasional light chop turbulence
Show raw report
HIE UA /OV HIE/TM 2252/FL400/TP B787/TB OCNL LGT CHOP
HIE UAHeader: reporting station and UA: a routine pilot report.
OV HIELocation: fix or navaid, optionally with a radial and distance in NM.
TM 2252Reported at 22:52 UTC.
FL400Altitude: 40,000 ft MSL.
TP B787Aircraft type reporting.
TB OCNL LGT CHOPTurbulence: occasional light chop.
PIREP2247Z (6:47 PM EDT) · 96 NM W of KPWM · 32,000 ft MSL · E170
continuous light chop turbulence
Show raw report
MPV UA /OV MPV/TM 2247/FL320/TP E170/TB CONS LGT CHOP
MPV UAHeader: reporting station and UA: a routine pilot report.
OV MPVLocation: fix or navaid, optionally with a radial and distance in NM.
TM 2247Reported at 22:47 UTC.
FL320Altitude: 32,000 ft MSL.
TP E170Aircraft type reporting.
TB CONS LGT CHOPTurbulence: continuous light chop.

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

Recent aviation weather trends at KPWM

From ATIS Alerts' hourly weather history.

Over the past 24 hours, KPWM reported mostly VFR across 24 observations, with 0 flight-category changes. The strongest gust reached 18 kt, the lowest ceiling was 14,000 ft. Wind most often came from the S.

Last 24 hours
VFR 100%
Wind avg/max: 5/11 kt
Max gust: 18 kt
Lowest ceiling: 14,000 ft
Lowest vis: -
Prevailing wind: S
Category changes: 0
Last 7 days
VFR 91%MVFR 4%IFR 2%LIFR 2%
Wind avg/max: 7/19 kt
Max gust: 31 kt
Lowest ceiling: 200 ft
Lowest vis: 1.5 sm
Prevailing wind: W
Category changes: 12

Most recent change: IFRVFR

Active Runway - past 30 days
18
31%
36
29%
11
20%
29
20%

TAF | Terminal Aerodrome Forecast

Issued 2320Z (7:20 PM EDT)

TAF KPWM 122320Z 1300/1324 19007KT P6SM SCT160 FM131000 VRB04KT 5SM -SHRA BKN025 FM131400 19007KT 3SM SHRA BR OVC008 FM132000 15006KT 3SM BR OVC003

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Airport facts

Reference data from the OurAirports dataset.

Type
Large airport
ICAO
KPWM
IATA
PWM
FAA LID
PWM
City
Portland
State
Maine
Country
United States
Elevation
76 ft
Coordinates
43.6462, -70.3093
Runways
4
Longest runway
7,200 ft
Weather reporting
Reports METAR
TAF
Published
ATIS
119.05 MHz
CTAF
120.9 MHz
Time zone
America/New_York
Next sunset
20h 28m

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Nearby airports

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

RC flying fields nearby

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

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Historical Flying Weather at KPWM

2006–2025 · ATIS Alerts Flying Weather Index

Based on historical observations from 2006–2025, KPWM reported VFR conditions during about 78.5% of valid daylight observations, with an estimated 270 VFR flying days a year. August had the most VFR weather; June had the most instrument conditions. Surface winds averaged 6.4 kt, calm 14.7% of the time.

VFR Score
48
Wind Score
64
Reliability Score
44
National VFR rank
#773 of 1,400
Regional rank
#19
State rank
#5
Full historical breakdown
Daylight VFR
78.5%
MVFR
7.9%
IFR
6.6%
LIFR
7.1%
Est. VFR days/yr
270
Most VFR month
August
Fewest VFR month
June
Median ceiling
4,400 ft
Median visibility
10 sm
Calm wind
14.7%
Median wind
6 kt
Gusty hours
14.0%
Crosswind >15 kt
0.1%
Fog/mist days/yr
150
Thunderstorm days/yr
15
Summer density alt
1,042 ft

Flight category by month

0%25%50%75%100%JanFebMarAprMayJunJulAugSepOctNovDec
VFRMVFRIFRLIFR
KPWM monthly flight-category distribution, 2006–2025
MonthVFR %MVFR %IFR %LIFR %
Jan78.58.96.95.7
Feb79.96.87.16.2
Mar79.47.76.86.2
Apr78.57.86.67.1
May74.68.17.59.8
Jun74.18.77.79.6
Jul79.47.05.38.4
Aug82.36.25.06.5
Sep81.66.55.26.7
Oct77.49.16.96.7
Nov81.38.05.55.2
Dec74.29.49.17.4

Average wind by month

049JanFebMarAprMayJunJulAugSepOctNovDec
KPWM average wind by month, 2006–2025
MonthMean wind (kt)
Jan6.8 kt
Feb7.3 kt
Mar7.9 kt
Apr7.7 kt
May6.7 kt
Jun5.9 kt
Jul5.5 kt
Aug5.2 kt
Sep5.3 kt
Oct5.9 kt
Nov6.4 kt
Dec6.5 kt

Historical summary of past observations: not a forecast or safety rating. Always check the current METAR, TAF, and a weather briefing before flight.

KPWM airport diagram

Official FAA taxiway and runway layout. Tap to zoom.

The FAA airport diagram for Portland International Jetport in Portland, ME shows the runway and taxiway layout across 4 runways, ramp areas, and hold-short positions. Review it before taxiing at an unfamiliar field.

Official FAA airport diagram · d-TPP cycle 2610 · Not for navigation. Download the official FAA PDF ↗

KPWM weather: frequently asked

What runways are available at KPWM?+

KPWM has 4 runways: 11, 18, 29, 36; the longest is 7,200 ft. This page computes the live crosswind for each runway end from the current wind.

Does KPWM report its own weather?+

Yes. Portland International Jetport has its own weather station and publishes METAR observations, which this page decodes live.

Does KPWM have a TAF?+

Yes. The TAF is shown on this page below the current conditions.

Does KPWM broadcast D-ATIS?+

No. KPWM does not broadcast D-ATIS. Alerts for KPWM from the ATIS Alerts bot (@atisalerts_bot) are based on its METAR instead.

Where can I find the KPWM airport diagram?+

The official FAA airport diagram for Portland International Jetport (KPWM) is shown on this page. It maps the runway and taxiway layout, ramps, and hold-short lines. Tap it to zoom, or download the official FAA PDF free from the link under the diagram (updated every 28-day FAA charting cycle).

Pilot PIREPs for Portland International Jetport (KPWM)

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 Portland International Jetport, 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 KPWM 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.

From the ATIS Alerts team

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