Ontario, Oregon Weather
Ontario, Oregon — live current conditions, hourly and 7-day forecasts, NWS alerts, radar and satellite imagery, tide predictions, marine conditions and a solunar fishing forecast for Ontario, Malheur County.
Tides, marine forecast and fishing conditions near Ontario. Tide source:
Full aviation weather for Ontario is published on the Ontario Municipal Airport (KONO) page, 4 km away. It carries the current METAR decoded into plain language — surface wind, visibility, cloud layers and ceiling, temperature and dewpoint, and altimeter setting — alongside the raw observation as transmitted. 5 airfields within reach of Ontario have their own pages, listed below.
The Terminal Aerodrome Forecast (TAF) is shown across its full validity period, with each change group broken out so you can see when conditions are expected to shift. Flight category is derived automatically — VFR, MVFR, IFR or LIFR — from reported ceiling and visibility, with runway details and field elevation alongside. Observations update roughly hourly and forecasts several times a day.
Other airports near Ontario: Weiser Municipal Airport (KS87) 20 km · Emmett Municipal Airport (KS78) 39 km · Caldwell Executive Airport (KEUL) 50 km · Lee Williams Memorial Airport (K0U9) 51 km
Conditions reported at KONO describe the airfield itself. Weather 4 km away can differ, particularly in terrain or near the coast. For conditions at Ontario specifically, see the current conditions and forecast above.
About Ontario, Oregon
Ontario, Oregon, sits at the edge of the high desert, a place where the sky seems to stretch infinitely, a pale blue canvas often brushed with the ochre and rust hues of the surrounding rangeland. It lies 28.6 miles north-north-west of Caldwell, ID (from Caldwell, ID: bearing 331°T), and is situated 3.9 miles south-south-west of Payette. The land here is a study in subtle resilience, a vast expanse of sagebrush and bunchgrass that rolls and dips with a quiet dignity, broken only by the occasional stark silhouette of a distant mesa. The air, especially as evening draws in, carries a dry, clean scent, tinged with the faint, sweet perfume of sun-baked earth and the distant murmur of the Snake River. It’s a landscape that demands a certain stillness, an acceptance of its austere beauty, and in that quiet, one can begin to feel the pulse of this place. The lifeblood of Ontario has long been tied to the fertile lands that embrace it, a legacy forged in the rich soil and the persistent efforts of those who coaxed sustenance from it. Agriculture remains a cornerstone, with vast fields of sugar beets, potatoes, and alfalfa painting broad strokes of green and gold across the terrain, their bounty a testament to the region's agricultural prowess. The Snake River, a silver ribbon winding through the landscape, has not only nourished these fields but also served as a vital artery for commerce and connection throughout the years. Ontario's history is etched into the very character of its people, a blend of hardy pioneers and successive waves of immigrants who found opportunity here, contributing to a unique cultural mosaic that continues to define the spirit of this eastern Oregon crossroads.
Live animated radar for Ontario and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
| Location | Ontario, Malheur County, Oregon |
| Coordinates | 44.026552°N, 116.962938°W |
| Timezone | Mountain Time (America/Boise) |
| ZIP Code(s) | 97914 |
| Area Code | 541 |
| Page generated | September 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |
About This Ontario, Oregon Weather Page
This page provides live weather conditions and forecasts for Ontario, Oregon, including current conditions, a 24-hour hourly forecast, 7-day outlook, NWS extended text forecast, precipitation radar and NOAA GOES-16 satellite imagery. Aviation weather — live METAR observations and TAF forecasts — is published separately on the pages for the nearest reporting airports, linked from the aviation section above. Additional sections may include tide predictions, wave height, wave direction and sea-surface temperature, a barometric pressure trend, and a solunar-based fishing forecast with a fishing-conditions rating for coastal localities, and soil temperature, crop weather and live USGS river gauge data for agricultural areas near a monitored waterway. All data updates automatically on every page visit.
Location data for Ontario includes coordinates 44.026552°N, 116.962938°W, situated in Malheur County. ZIP code 97914. Telephone area code: 541. Timezone: Mountain Time (America/Boise).
Weather data is sourced from the NOAA National Weather Service (NWS) and the open-source Open-Meteo API. River and stream data is sourced from the USGS National Water Information System. Tide predictions are sourced from NOAA CO-OPS; marine and solunar data are modeled from Open-Meteo and public sunrise/moon calculations and should be treated as a general guide alongside on-the-water conditions. Radar is provided by RainViewer. Satellite imagery is sourced from NOAA/NESDIS GOES-East and is public domain.
