Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Hazardous Weather Conditions

Air Stagnation Advisory until January 16, 04:00 AM PST

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Fog

43°F

6°C

Humidity	100%
Wind Speed	S 3 MPH
Barometer	30.47 in (1031.83 mb)
Dewpoint	43°F (6°C)
Visibility	0.50 mi
Last update	14 Jan 12:30 PM PST

More Information:

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

Extended Forecast for

3 Miles SSW Cedar Hills OR

Air Stagnation Advisory January 14, 01:15pm until January 16, 04:00am

Click here for hazard details and duration

Air Stagnation Advisory

Air Stagnation Advisory January 14, 01:15pm until January 16, 04:00am
NOW until 4:00am Fri
Air Stagnation Advisory
This Afternoon
High: 50 °F
Partly Sunny
Tonight
Low: 38 °F
Patchy Fog
Thursday
High: 57 °F
Becoming
Sunny
Thursday Night
Low: 39 °F
Mostly Clear
Friday
High: 54 °F
Sunny
Friday Night
Low: 37 °F
Mostly Clear
Saturday
High: 53 °F
Sunny
Saturday Night
Low: 35 °F
Mostly Clear