Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from March 10, 11:00 AM PDT until March 11, 05:00 PM PDT

Current conditions at

SISTERS (K6K5)

Lat: 44.30445°NLon: 121.53909°WElev: 3168.0ft.

37°F

3°C

Humidity	60%
Wind Speed	SW 13 MPH
Barometer	30.1 in (1019.3 mb)
Dewpoint	25°F (-4°C)
Visibility	NA
Wind Chill	29°F (-2°C)
Last update	10 Mar 12:55 PM PDT

More Information:

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

Extended Forecast for

10 Miles NNW Mount Bachelor OR

Winter Weather Advisory until March 11, 05:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until March 11, 05:00pm
NOW until 5:00pm Wed
Winter Weather Advisory
This Afternoon
High: 19 °F
Snow Showers
Likely and
Areas Blowing
Snow
Tonight
Low: 20 °F
Snow Likely
and Areas
Blowing Snow
Wednesday
High: 29 °F
Snow and
Blowing Snow
Wednesday Night
Low: 28 °F
Snow and
Blowing Snow
Thursday
High: 32 °F
Snow and
Blowing Snow
Thursday Night
Low: 30 °F
Snow Likely
and Areas
Blowing Snow
Friday
High: 34 °F
Snow and
Windy
Friday Night
Low: 27 °F
Heavy Snow
and Windy

Detailed Forecast

This Afternoon

Snow showers likely, mainly after 2pm. Areas of blowing snow after 5pm. Mostly cloudy, with a high near 19. Wind chill values as low as -3. Breezy, with a west wind around 24 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 2 to 4 inches possible.

Tonight

Snow likely, mainly after 2am. Areas of blowing snow. Mostly cloudy, with a steady temperature around 20. Wind chill values as low as zero. Windy, with a west wind 23 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

Wednesday

Snow. Widespread blowing snow, mainly after 11am. High near 29. Windy, with a southwest wind 24 to 29 mph increasing to 34 to 39 mph in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Wednesday Night

Snow. Widespread blowing snow. Low around 28. Very windy, with a west wind 41 to 46 mph, with gusts as high as 60 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Thursday

Snow. Widespread blowing snow. High near 32. Very windy, with a west wind 43 to 48 mph decreasing to 37 to 42 mph in the afternoon. Winds could gust as high as 65 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Thursday Night

Snow likely. Areas of blowing snow before 11pm, then patchy blowing snow after 2am. Mostly cloudy, with a low around 30. Windy. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Friday

Snow. High near 34. Windy. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 27. Windy. Chance of precipitation is 100%.

Saturday

Snow, mainly before 11am. High near 33. Windy. Chance of precipitation is 80%.

Saturday Night

A slight chance of snow before 11pm. Mostly cloudy, with a low around 25.

Sunday

A chance of snow. Partly sunny, with a high near 41.

Sunday Night

A slight chance of rain and snow. Snow level rising to 7800 feet after midnight. Mostly cloudy, with a low around 32.