Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from March 15, 05:00 PM PDT until March 16, 09:00 AM PDT

Current conditions at

MARTEN RIDGE (MRTW1)

Lat: 48.76292°NLon: 121.69823°WElev: 3520.0ft.

25°F

-4°C

Humidity	NA
Wind Speed	NA NA MPH
Barometer	NA
Dewpoint	N/A
Visibility	NA
Last update	NA

More Information:

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

Extended Forecast for

12 Miles WNW Newhalem WA

Winter Weather Advisory March 15, 05:00pm until March 16, 09:00am

Click here for hazard details and duration

Winter Weather Advisory

Overnight
Low: 13 °F
Mostly Cloudy
Sunday
High: 27 °F
Slight Chance
Snow then
Snow
Sunday Night
Low: 26 °F⇑
Heavy Snow
Monday
High: 34 °F
Rain/Snow
Monday Night
Low: 32 °F
Rain/Snow
Tuesday
High: 35 °F
Rain/Snow
then Rain
Tuesday Night
Low: 33 °F
Rain
Wednesday
High: 36 °F
Rain
Wednesday Night
Low: 34 °F
Rain

Detailed Forecast

Overnight

Mostly cloudy, with a low around 13. Wind chill values between 4 and 9. West southwest wind around 7 mph.

Sunday

Snow, mainly after 4pm. High near 27. Wind chill values between 6 and 16. South southwest wind 5 to 7 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

Sunday Night

Snow. The snow could be heavy at times. Temperature rising to around 30 by 4am. Wind chill values between 18 and 23. South southwest wind around 8 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Monday

Snow before 8am, then rain, possibly mixed with snow. High near 34. Wind chill values between 23 and 28. South southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Monday Night

Rain, possibly mixed with snow before 8pm, then snow between 8pm and 2am, then rain, possibly mixed with snow after 2am. Low around 32. South wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

Tuesday

Rain and snow, becoming all rain after 11am. High near 35. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Tuesday Night

Rain. Low around 33. Chance of precipitation is 100%.

Wednesday

Rain. Cloudy, with a high near 36.

Wednesday Night

Rain. Cloudy, with a low around 34.

Thursday

Rain before 5pm, then rain, possibly mixed with snow. Cloudy, with a high near 37.

Thursday Night

Rain and snow. Cloudy, with a low around 34.