Altoona Blair County Airport (KAOO) Aviation Weather, METAR, TAF & ATIS Alerts

Live aviation weather for Altoona Blair County Airport in Altoona, PA, including METAR, TAF, flight category, wind, visibility, ceiling, altimeter, runway crosswinds, and Telegram airport alerts.

Altoona Blair County Airport (KAOO) is a regional airport serving Altoona, PA at 1,503 ft. KAOO reports its own METAR and publishes a TAF, decoded live on this page as flight category, wind, visibility, ceiling and altimeter. Its 4 runways (03, 12, 21, 30), longest 5,465 ft, are checked against the current wind in the crosswind table below. Automated weather is broadcast on 127.125. Track KAOO 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.

MVFR

Observed 0653Z (2:53 AM EDT)live · refreshes every 60s

Wind

Calm

Visibility

4 sm

Ceiling

1,200 ft

Altimeter

29.98"

Temp / Dew

70°F / 21°C

dew 70°F / 21°C

Wind calm, visibility 4 statute miles, overcast at 1,200 ft, temperature 21°C (70°F), altimeter 29.98 inHg. Conditions are Marginal VFR (MVFR), ceiling 1,200 ft.

Raw METAR

METAR KAOO 130653Z AUTO 00000KT 4SM BR OVC012 21/21 A2998 RMK AO2 SLP142 T02110211

What changed at KAOO?

Since the 0553Z (1:53 AM EDT) report, compared automatically against the latest METAR.

No significant changes since the 0553Z report, conditions are holding steady.

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Current pilot readout for KAOO

KAOO is currently MVFR with calm winds, visibility 4 statute miles, and a 1,200 ft ceiling. Density altitude is approximately 2,500 ft (field elevation 1,503 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 KAOO

For pilots and crews overnighting at Altoona Blair County Airport (KAOO).

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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 KAOO. 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
03	5,465 ft	ASP	-	-
12	3,668 ft	ASP	-	-
21	5,465 ft	ASP	-	-
30	3,668 ft	ASP	-	-

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

Over the last 23 h: wind 0→0 kt, ceiling unlimited → 1,200 ft.

KAOO weather radar

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

Live weather radar around Altoona Blair County Airport in Altoona, 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 KAOO is headed.

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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 KAOO

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

PIREP0415Z (12:15 AM EDT) · 96 NM SE of KAOO · 1,200 ft MSL · C25A

Show raw report

BWI UA /OV BAL330006/TM 0415/FL012/TP C25A/SK BASES OVC015

BWI UAHeader: reporting station and UA: a routine pilot report.

OV BAL330006Location: fix or navaid, optionally with a radial and distance in NM.

TM 0415Reported at 04:15 UTC.

FL012Altitude: 1,200 ft MSL.

TP C25AAircraft type reporting.

SK BASES OVC015Sky condition: cloud bases and tops in hundreds of feet MSL.

PIREP0359Z (11:59 PM EDT) · 75 NM N of KAOO · 33,000 ft MSL · A21N

occasional moderate turbulence

Show raw report

OYM UA /OV SLT/TM 0359/FL330/TP A21N/TB OCNL MOD/RM ZOB

OYM UAHeader: reporting station and UA: a routine pilot report.

OV SLTLocation: fix or navaid, optionally with a radial and distance in NM.

TM 0359Reported at 03:59 UTC.

FL330Altitude: 33,000 ft MSL.

TP A21NAircraft type reporting.

TB OCNL MODTurbulence: occasional moderate.

RM ZOBRemarks.

PIREP0306Z (11:06 PM EDT) · 70 NM E of KAOO · 2,500 ft MSL · C340

Show raw report

MDT UA /OV THV/TM 0306/FL025/TP C340/SK BKN025

MDT UAHeader: reporting station and UA: a routine pilot report.

OV THVLocation: fix or navaid, optionally with a radial and distance in NM.

TM 0306Reported at 03:06 UTC.

FL025Altitude: 2,500 ft MSL.

TP C340Aircraft type reporting.

SK BKN025Sky condition: cloud bases and tops in hundreds of feet MSL.

PIREP0255Z (10:55 PM EDT) · 67 NM E of KAOO · 2,600 ft MSL · HELO

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MDT UA /OV CXY/TM 0255/FL026/TP HELO/SK BKN026

MDT UAHeader: reporting station and UA: a routine pilot report.

OV CXYLocation: fix or navaid, optionally with a radial and distance in NM.

TM 0255Reported at 02:55 UTC.

FL026Altitude: 2,600 ft MSL.

TP HELOAircraft type reporting.

SK BKN026Sky condition: cloud bases and tops in hundreds of feet MSL.

PIREP0238Z (10:38 PM EDT) · 96 NM SE of KAOO · during descent · BCS3

Show raw report

BWI UA /OV BAL330006/TM 0238/FLDURD/TP BCS3/SK BKN022

BWI UAHeader: reporting station and UA: a routine pilot report.

OV BAL330006Location: fix or navaid, optionally with a radial and distance in NM.

TM 0238Reported at 02:38 UTC.

FLDURDReported during descent.

TP BCS3Aircraft type reporting.

SK BKN022Sky condition: cloud bases and tops in hundreds of feet MSL.

PIREP0232Z (10:32 PM EDT) · 92 NM N of KAOO · 31,000 ft MSL · B752

occasional moderate turbulence

Show raw report

BFD UA /OV BFD/TM 0232/FL310/TP B752/TB OCNL MOD/RM ZOB

BFD UAHeader: reporting station and UA: a routine pilot report.

OV BFDLocation: fix or navaid, optionally with a radial and distance in NM.

TM 0232Reported at 02:32 UTC.

FL310Altitude: 31,000 ft MSL.

TP B752Aircraft type reporting.

TB OCNL MODTurbulence: occasional moderate.

RM ZOBRemarks.

PIREP0210Z (10:10 PM EDT) · 75 NM N of KAOO · 33,000 ft MSL · B712

moderate turbulence

Show raw report

BFD UA /OV SLT/TM 0210/FL330/TP B712/TB MOD

BFD UAHeader: reporting station and UA: a routine pilot report.

OV SLTLocation: fix or navaid, optionally with a radial and distance in NM.

TM 0210Reported at 02:10 UTC.

FL330Altitude: 33,000 ft MSL.

TP B712Aircraft type reporting.

TB MODTurbulence: moderate.

PIREP0134Z (9:34 PM EDT) · 70 NM S of KAOO · 15,000 ft MSL · E75L

continuous light turbulence

Show raw report

MRB UA /OV MRB240025/TM 0134/FL150/TP E75L/TB CONS LGT

MRB UAHeader: reporting station and UA: a routine pilot report.

OV MRB240025Location: fix or navaid, optionally with a radial and distance in NM.

TM 0134Reported at 01:34 UTC.

FL150Altitude: 15,000 ft MSL.

TP E75LAircraft type reporting.

TB CONS LGTTurbulence: continuous light.

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

Recent aviation weather trends at KAOO

From ATIS Alerts' hourly weather history.

Over the past 24 hours, KAOO reported a mix of conditions, most often marginal VFR across 36 observations, with 8 flight-category changes. The strongest gust reached 15 kt, the lowest ceiling was 700 ft. Wind most often came from the S.

Last 24 hours

MVFR 57%IFR 43%

Wind avg/max: 4/8 kt

Max gust: 15 kt

Lowest ceiling: 700 ft

Lowest vis: -

Prevailing wind: S

Category changes: 8

Most recent change: IFR → MVFR

Last 7 days

VFR 81%MVFR 15%IFR 4%LIFR 1%

Wind avg/max: 3/12 kt

Max gust: 21 kt

Lowest ceiling: 100 ft

Lowest vis: 0.25 sm

Prevailing wind: S

Category changes: 20

Most recent change: IFR → MVFR

Active Runway - past 30 days

21: 39%
30: 37%
03: 15%
12: 9%

TAF | Terminal Aerodrome Forecast

Issued 0533Z (1:33 AM EDT)

TAF KAOO 130533Z 1306/1406 22003KT 4SM -SHRA BR OVC007 FM130800 23003KT 1 1/2SM BR OVC003 FM131300 27005KT 6SM BR OVC007 FM131600 28007KT P6SM OVC015 FM131800 26010KT P6SM SCT035 FM140100 29006KT P6SM SCT100 PROB30 1401/1403 33010KT 6SM -SHRA BKN035 OVC100 FM140300 31007KT P6SM SCT015 SCT100

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Airport facts

Reference data from the OurAirports dataset.

Type: Regional airport
ICAO: KAOO
IATA: AOO
FAA LID: AOO
City: Altoona
State: Pennsylvania
Country: United States
Elevation: 1,503 ft
Coordinates: 40.2964, -78.3200
Runways: 4
Longest runway: 5,465 ft
Weather reporting: Reports METAR
TAF: Published
AWOS/ASOS: 127.125 MHz
CTAF: 123.6 MHz
Time zone: America/New_York
Next sunset: 16h 12m

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Nearby airports

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

VFRMVFRIFRLIFRNo report

Within 25 NM

9 airports

KHMZBedford County AirportBedford, PA15 nm SWMVFR METAR KJSTJohn Murtha Johnstown Cambria County AirportJohnstown, PA24 nm WMVFR METAR · TAF 2PN5Baker-Sell AirportWoodbury, PA3 nm SW 7G4Blue Knob Valley AirportDuncansville, PA9 nm NW PN30Schrenkel AirportCassville, PA10 nm E 6G6Cove Valley AirportWilliamsburg, PA10 nm N

+3 more within 25 NM

25–50 NM

7 airports

KRVLMifflin County AirportReedsville, PA39 nm NEIFR METAR KUNVState College Regional AirportState College, PA40 nm NEIFR METAR · TAF KIDIIndiana County–Jimmy Stewart AirportIndiana, PA41 nm NWLIFR METAR KHGRHagerstown Regional Richard A Henson FieldHagerstown, MD45 nm SEVFR METAR KFIGClearfield Lawrence AirportClearfield, PA45 nm NIFR METAR KCBEGreater Cumberland Regional AirportWiley Ford, WV46 nm SWIFR METAR

+1 more within 50 NM

50–100 NM

8 airports

KMRBEastern WV Regional Airport/Shepherd FieldMartinsburg, WV56 nm SMVFR METAR · TAF KDUJDuBois Regional AirportDubois, PA59 nm NWIFR METAR · TAF KVVSJoseph A. Hardy Connellsville AirportConnellsville, PA65 nm WVFR METAR KCXYCapital City AirportHarrisburg, PA68 nm EMVFR METAR KFDKFrederick Municipal AirportFrederick, MD68 nm SEMVFR METAR KOKVWinchester Regional AirportWinchester, VA70 nm SMVFR METAR

+2 more within 100 NM

RC flying fields nearby

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

Cove RC Flyers 1 , Woodbury, PA · 4 mi
Altoona RC Club Inc - Municipal Dr. , Duncansville, PA · 11 mi
Johnstown RC Club 1 , Windber, PA · 23 mi

All RC flying fields →

See all Pennsylvania airports →

Historical Flying Weather at KAOO

2006–2025 · ATIS Alerts Flying Weather Index

Based on historical observations from 2006–2025, KAOO reported VFR conditions during about 73.9% of valid daylight observations, with an estimated 237 VFR flying days a year. July had the most VFR weather; December had the most instrument conditions. Surface winds averaged 6.1 kt, calm 21.1% of the time.

VFR Score

Wind Score

Reliability Score

National VFR rank

#1211 of 1,400

Regional rank

#101

State rank

#26

Full historical breakdown

Daylight VFR

73.9%

MVFR

18.6%

IFR

6.1%

LIFR

3.1%

Est. VFR days/yr

237

Most VFR month

July

Fewest VFR month

December

Median ceiling

3,200 ft

Median visibility

10 sm

Calm wind

21.1%

Median wind

5 kt

Gusty hours

13.8%

Crosswind >15 kt

0.1%

Fog/mist days/yr

188

Thunderstorm days/yr

Summer density alt

3,011 ft

Flight category by month

VFRMVFRIFRLIFR

KAOO monthly flight-category distribution, 2006–2025
Month	VFR %	MVFR %	IFR %	LIFR %
Jan	58.9	29.3	7.8	4.0
Feb	66.2	20.7	8.9	4.2
Mar	74.0	16.1	6.4	3.5
Apr	77.5	14.7	5.4	2.5
May	76.3	14.4	6.6	2.7
Jun	80.0	13.1	4.8	2.1
Jul	80.6	14.6	3.4	1.4
Aug	77.0	15.6	4.8	2.6
Sep	72.0	16.6	7.6	3.9
Oct	72.3	18.6	6.1	3.0
Nov	72.7	20.1	4.4	2.8
Dec	58.4	29.3	7.9	4.4

Average wind by month

KAOO average wind by month, 2006–2025
Month	Mean wind (kt)
Jan	7.8 kt
Feb	8.0 kt
Mar	7.9 kt
Apr	7.5 kt
May	5.9 kt
Jun	5.3 kt
Jul	4.1 kt
Aug	3.6 kt
Sep	3.9 kt
Oct	5.5 kt
Nov	6.7 kt
Dec	7.1 kt

Mid-Atlantic flying weather Most VFR airports Windiest airports Flying Weather Index

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

KAOO weather: frequently asked

What runways are available at KAOO?+

KAOO has 4 runways: 03, 12, 21, 30; the longest is 5,465 ft. This page computes the live crosswind for each runway end from the current wind.

Does KAOO report its own weather?+

Yes. Altoona Blair County Airport has its own weather station and publishes METAR observations, which this page decodes live.

Does KAOO have a TAF?+

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

Does KAOO broadcast D-ATIS?+

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

Pilot PIREPs for Altoona Blair County Airport (KAOO)

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 Altoona Blair County 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 KAOO 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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