National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Atmospheric River Continues to Impact the Northwest U.S.; Gusty to High Winds in the Northeast U.S.

A strong atmospheric river will continue moderate to heavy rainfall with possible flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. into Thursday. Additional impacts are likely into Friday with a cold front. A fast-moving storm system will cross the Northeast U.S. Wednesday into Thursday with gusty to high winds and areas of rain and high elevation snow showers. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

Lat: 44.01424°NLon: 117.00808°WElev: 2185.0ft.

Clear

52°F

11°C

Humidity 71%
Wind Speed ENE 6 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 05 Nov 05:20 AM MST
Extended Forecast for

4 Miles SSW Nyssa OR

  • Overnight

    Overnight: A 20 percent chance of showers. Mostly cloudy, with a low around 45. Southeast wind around 6 mph.

    Low: 45 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 62. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.

    High: 62 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 44. South southwest wind 6 to 8 mph.

    Low: 44 °F

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 11am. Mostly sunny, with a high near 61. Southwest wind 6 to 9 mph.

    High: 61 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 43. South southeast wind 5 to 7 mph. Chance of precipitation is 70%.

    Low: 43 °F

    Showers
    Likely

  • Friday

    Friday: A 30 percent chance of showers before 11am. Partly sunny, with a high near 59.

    High: 59 °F

    Chance
    Showers then
    Mostly Sunny

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 54.

    High: 54 °F

    Patchy Fog
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Mostly cloudy, with a low around 45. Southeast wind around 6 mph.
Wednesday
A 50 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 62. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph.
Wednesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 44. South southwest wind 6 to 8 mph.
Thursday
A 20 percent chance of showers before 11am. Mostly sunny, with a high near 61. Southwest wind 6 to 9 mph.
Thursday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 43. South southeast wind 5 to 7 mph. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers before 11am. Partly sunny, with a high near 59.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 31.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Mostly sunny, with a high near 56.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 55.
Monday Night
Partly cloudy, with a low around 34.
Veterans Day
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Nyssa OR
 43.83°N 117.02°W (Elev. 2198 ft)
Last Update:
2:04 am MST Nov 5, 2025
Forecast Valid:
5am MST Nov 5, 2025-6pm MST Nov 11, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation