Active Pattern for the Center of the Nation; Increasing Rainfall Threat for the Pacific Northwest

An active pattern remains in place across the center of the country with additional threats from severe thunderstorms and heavy rainfall. These concerns will remain in place through most of the weekend. An approaching storm across the Pacific Northwest is expected to bring heavy rainfall and strong winds late this weekend. The heat risk and fire weather concerns will increase across the Southwest. Read More >

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Ontario Municipal Airport (KONO)

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

Clear

82°F

28°C

Humidity	22%
Wind Speed	N 6 MPH
Barometer	29.78 in (1008.47 mb)
Dewpoint	40°F (4°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	01 Jun 04:53 PM MDT

More Information:

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

Extended Forecast for

15 Miles SSE Richland OR

This Afternoon
High: 70 °F
Slight Chance
Showers
Tonight
Low: 49 °F
Mostly Cloudy
Sunday
High: 67 °F
Mostly Sunny
then Slight
Chance
Showers
Sunday Night
Low: 54 °F
Showers
Monday
High: 62 °F
Showers
Monday Night
Low: 46 °F
Mostly Cloudy
Tuesday
High: 66 °F
Mostly Sunny
Tuesday Night
Low: 50 °F
Mostly Clear
Wednesday
High: 76 °F
Sunny

Detailed Forecast

This Afternoon

A 20 percent chance of showers. Mostly cloudy, with a high near 70. West northwest wind around 9 mph.

Tonight

Mostly cloudy, with a low around 49. North wind 11 to 14 mph, with gusts as high as 24 mph.

Sunday

A 20 percent chance of showers after noon. Increasing clouds, with a high near 67. North wind 9 to 13 mph becoming south southwest in the afternoon.

Sunday Night

Showers. Low around 54. South southeast wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

Monday

Showers, with thunderstorms also possible after noon. High near 62. South wind 14 to 16 mph becoming west in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Mostly cloudy, with a low around 46.

Tuesday

Mostly sunny, with a high near 66.

Tuesday Night

Mostly clear, with a low around 50.

Wednesday

Sunny, with a high near 76.

Wednesday Night

Mostly clear, with a low around 55.

Thursday

Sunny, with a high near 83.