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

A strong atmospheric river moving into northern California later Tuesday will bring a threat for moderate to heavy rainfall and flooding, gusty to high winds, and mountain snows for parts of the Northwest U.S. through at least Wednesday. Gusty winds and isolated rain and snow showers will continue in the Northeast U.S. Tuesday behind a cold front. Read More >

Current conditions at

Ontario Municipal Airport (KONO)

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

Overcast

46°F

8°C

Humidity	61%
Wind Speed	W 8 MPH
Barometer	29.95 in (1014.22 mb)
Dewpoint	34°F (1°C)
Visibility	10.00 mi
Wind Chill	42°F (6°C)
Last update	03 Nov 10:20 PM MST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Ontario Municipal OR

Tonight
Low: 41 °F
Chance
Showers
Tuesday
High: 59 °F
Chance
Showers
Tuesday Night
Low: 45 °F
Chance
Showers then
Mostly Cloudy
Wednesday
High: 60 °F
Chance
Showers
Wednesday Night
Low: 40 °F
Showers
Likely then
Chance
Showers
Thursday
High: 60 °F
Slight Chance
Showers
Thursday Night
Low: 45 °F
Showers
Friday
High: 57 °F
Showers
Likely then
Chance
Showers
Friday Night
Low: 32 °F
Slight Chance
Showers then
Patchy Fog

Detailed Forecast

Tonight

A 50 percent chance of showers. Cloudy, with a low around 41. Calm wind.

Tuesday

A 30 percent chance of showers after 11am. Mostly cloudy, with a high near 59. Light southeast wind.

Tuesday Night

A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 45. Calm wind becoming east around 5 mph after midnight.

Wednesday

A 50 percent chance of showers, mainly after 11am. Cloudy, with a high near 60. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

Wednesday Night

Showers likely, mainly before 11pm. Mostly cloudy, with a low around 40. South southwest wind around 6 mph. Chance of precipitation is 60%.

Thursday

A 20 percent chance of showers. Mostly sunny, with a high near 60.

Thursday Night

Showers, mainly after 11pm. Low around 45. Chance of precipitation is 80%.

Friday

Showers likely, mainly before 11am. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

Friday Night

A 20 percent chance of showers before 11pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 32.

Saturday

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