Ontario Municipal Airport

KONO / ONO

Oregon, US

Last Updated
Mar 4, 22:53Z

Current Weather

Display Units
Recent 47 min ago
22:53Z

🌙 Night
VFR
Flight Rules
7°C
Temperature
Dewpoint: 3°C
17 kt
300° G25 kt
10 SM
Visibility
3,200 ft
Ceiling
Above Ground Level
1012 hPa
QNH
Altimeter Setting

Raw METAR

METAR KONO 042253Z AUTO 30017G25KT 10SM -RA OVC032 07/03 A2988 RMK AO2 PK WND 27042/2215 SLP129 P0005 T00720033

Clouds - Visual Profile

12,000ft
9,000ft
6,000ft
3,000ft
Ground
Field Elev: 2,193 ft
OVC 3,200 ft AGL
☁️
OVC
Overcast (8/8 sky coverage)
3,200 ft
AGL (Above Ground)
5,393 ft AMSL
QNH
1012 hPa
Sea Level Pressure
For altitude above MSL
QFE
939 hPa
Field Pressure
Height above aerodrome (2,193 ft)
Pressure Alt
2,231 ft
QNE Reference
Standard: 1013 hPa
Density Altitude: 1,797 ft
ISA Deviation: -3.6°C

Forecast (TAF)

View Full TAF
Raw TAF
TAF KONO 042013Z 0420/0518 21007KT 6SM -RA BR SCT025 OVC035 FM050000 29015G30KT 4SM -RA BR SCT007 OVC025 FM050200 28012G20KT 6SM BR VCSH SCT010 OVC030 PROB30 0502/0504 29012G22KT 4SM -SHRA SCT015 OVC025 FM051600 31010G20KT P6SM SCT025 BKN040
Upcoming Changes (Next 12 Hours)
23:40Z BASE
+0h
VFR 210° 7 kt
Visibility: 6SM
Ceiling: 3,500 ft
Light Rain, Mist
00:00Z FM050000
+1h
MVFR 290° 15 kt
Visibility: 4SM
Ceiling: 2,500 ft
Light Rain, Mist
02:00Z FM050200
+3h
VFR 280° 12 kt
Visibility: 6SM
Ceiling: 3,000 ft
Mist
02:00Z PROB30
+3h
MVFR 290° 12 kt
Visibility: 4SM
Ceiling: 2,500 ft
Light Showers Rain

24-Hour Weather Evolution

Loading weather data...
Data Sources
  • • Current conditions from METAR observations
  • • Historical data from past 24 hours
  • • No forecast or predicted data included
  • • Data updated with each new METAR report
Chart Features
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Note: Future values beyond current TAF validity are estimates based on climatological data and trends. Always verify with current forecasts before flight operations.

Airport Runway Layout

N
ONO
15
33 ✈️

Runway Information

Runway Length Width Surface Heading Wind Component
✈️ 15/33
Active: 33
5,006 ft 100 ft ASP 159°
14.7 kt 8.5 kt
30° angle
🟢 Active Runway: Best headwind component for current conditions
⬆️ Headwind: Favorable wind component
↔️ Crosswind: ≤10kt Safe, 11-15kt Caution, >15kt Challenging

Weather Statistics - KONO

4,846 observations | Sep 2025 - Mar 2026

Flight Rules Distribution

VFR
75.5%
MVFR
12.6%
IFR
6.7%
LIFR
5.2%

Ontario Municipal Airport typically experiences VFR conditions 75.5% of the time, though instrument-rated pilots will find IFR weather present approximately 11.9% of observations. Prevailing winds are from the W averaging 5.6 knots, with gusts recorded up to 32 knots. Calm conditions occur 39.8% of the time. Temperature extremes range from -10°C to 31°C, reflecting significant seasonal variation. The best months for VFR flying are October, September, February.

Wind Analysis

Prevailing Direction: W (270°)
Average Speed: 5.6 kt
Maximum Recorded: 32 kt
Calm Winds: 39.8%
Direction Distribution:
N
7.5%
NE
3.5%
E
3.7%
SE
4%
S
4.8%
SW
5.7%
W
22.6%
NW
8.4%

Temperature Range

Average: 5.5°C
Range: -10°C to 31°C
-10°C 31°C

Visibility

Average: 8.6 SM
Below 3 SM: 3.9%
Fog Frequency: 5.4%

Best Months for VFR

October September February

Runway Wind Analysis

Runway 15/33
Favorable wind: 100%
Avg crosswind: 3.4 kt

Statistics computed from 4,846 METAR observations (Sep 2025 - Mar 2026). Data sourced from official aviation weather services. Updated daily.

Ontario Municipal Airport - Airport Information

Airport Details

ICAO Code: KONO
IATA Code: ONO
Type: medium airport
Status: active
Elevation: 2,193 ft MSL

Location

City: Oregon
Country: US
Latitude: 44.019800°
Longitude: -117.013289°
Time Zone: Etc/GMT+8

Runway Information

Runway 15/33
Length: 5,006 ft
Width: 100 ft
Surface: ASP
ILS: No

About Ontario Municipal Airport

Overview

Ontario Municipal Airport serves the eastern Oregon region as a medium-sized airport situated at 2193 feet above mean sea level. Located at coordinates 44.019800, -117.013289, the airport provides critical aviation infrastructure for rural transportation and regional connectivity in this high desert area of Oregon.

Flying Conditions

Weather conditions at Ontario Municipal Airport demonstrate significant variability, with visual flight rules (VFR) conditions prevailing 73.6% of the time. Temperature ranges from -6°C to 31°C, creating potential for substantial thermal variations throughout the year. Wind patterns are predominantly westerly at an average of 5.7 knots, with calm conditions occurring 38.8% of the time and occasional gusts up to 32 knots.

Notable Features

The airport features a single runway 15/33, constructed with asphalt and measuring 5006 feet in length. The elevated terrain at 2193 feet MSL contributes to potential density altitude considerations, especially during warmer months. Visibility averages 8.6 statute miles, with occasional reduced visibility periods affecting approximately 4.2% of observations.

Approach Considerations

Runway 15/33 demonstrates favorable wind alignment 100% of the time, with an average crosswind of just 3.4 knots. September, October, and November represent the most consistently favorable VFR months for operations. Pilots should anticipate potential instrument meteorological conditions during 13.5% of observations, with IFR and LIFR conditions requiring appropriate preparation and alternate planning.

Data Sources & Accuracy: Airport information sourced from OurAirports.com, a collaborative database of worldwide airport data. Weather data from official aviation weather services including NOAA Aviation Weather Center and international METAR/TAF providers. Information is updated regularly but pilots should always verify current conditions and NOTAMs through official channels before flight operations.

Official Data Sources

Weather NOAA Aviation Weather Center • International METAR/TAF Network
Airports OurAirports.com • Public domain airport database
NOTAMs FAA NOTAM System • ICAO NOTAM Distribution
Last updated: Jan 1, 1970 12:00 AM UTC

Disclaimer: Data is provided for informational purposes only. Pilots must verify all information through official sources before flight operations. Weather conditions change rapidly; always obtain a current briefing from approved weather services.