Two Storms to Bring Impactful Winter Weather to the Central and Eastern U.S.

A winter storm will bring heavy snow and ice to the Ohio Valley into the Mid-Atlantic Tuesday into Wednesday. Significant ice is forecast for the Central Appalachians. Heavy snow is likely through the I-95 corridor from Virginia to Pennsylvania. Another winter storm is slated to bring heavy snow and ice to the Central Plains later Tuesday, and spread into the Midwest and Great Lakes Wednesday. Read More >

Hazardous Weather Conditions

Cold Weather Advisory until February 12, 09:00 AM PST

Current conditions at

Alturas (KAAT)

Lat: 41.48362°NLon: 120.5615°WElev: 4383.0ft.

Clear

1°F

-17°C

Humidity	77%
Wind Speed	WNW 3 MPH
Barometer	30.05 in (1017.61 mb)
Dewpoint	-4°F (-20°C)
Visibility	10.00 mi
Last update	11 Feb 12:35 AM PST

More Information:

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

Extended Forecast for

Alturas CA

Cold Weather Advisory February 11, 12:59am until February 12, 09:00am

Click here for hazard details and duration

Cold Weather Advisory

Cold Weather Advisory February 11, 12:59am until February 12, 09:00am
NOW until 9:00am Wed
Cold Weather Advisory
Overnight
Low: -3 °F
Partly Cloudy
Tuesday
High: 29 °F
Mostly Sunny
Tuesday Night
Low: -2 °F
Partly Cloudy
Wednesday
High: 33 °F
Mostly Sunny
Wednesday Night
Low: 17 °F
Chance Snow
Thursday
High: 39 °F
Snow then
Rain/Snow
Thursday Night
Low: 29 °F
Rain/Snow
Likely
Friday
High: 39 °F
Rain/Snow
Likely

Detailed Forecast

Overnight

Partly cloudy, with a low around -3. North northeast wind around 5 mph.

Tuesday

Mostly sunny, with a high near 29. Wind chill values as low as -7. Calm wind becoming northeast 5 to 7 mph in the morning.

Tuesday Night

Partly cloudy, with a low around -2. North wind 5 to 7 mph becoming calm in the evening.

Wednesday

Mostly sunny, with a high near 33. Wind chill values as low as -1. Light east wind.

Wednesday Night

A 30 percent chance of snow after 10pm. Mostly cloudy, with a low around 17. East southeast wind around 6 mph. New snow accumulation of less than a half inch possible.

Thursday

Snow before 4pm, then rain and snow likely. High near 39. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday Night

Rain and snow likely before 7pm, then snow likely between 7pm and 1am, then rain and snow likely after 1am. Mostly cloudy, with a low around 29. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Friday

Rain and snow showers likely, mainly before 10am. Snow level 4500 feet. Mostly cloudy, with a high near 39.

Friday Night

A slight chance of rain and snow showers before 10pm. Mostly cloudy, with a low around 20.

Saturday

Mostly cloudy, with a high near 41.

Saturday Night

A chance of rain and snow. Snow level 5200 feet. Mostly cloudy, with a low around 28.

Sunday

A chance of rain and snow showers. Snow level 5300 feet rising to 6000 feet in the afternoon. Mostly cloudy, with a high near 45.

Sunday Night

A chance of rain and snow. Snow level 5500 feet. Mostly cloudy, with a low around 32.