Arnold, CA…Winter is returning this week with a Winter Weather Advisory in effect from January 13, 04:00 PM PST until January 14, 10:00 AM PST & a Winter Storm Watch in effect from January 15, 04:00 PM PST until January 17, 04:00 AM PST. All the latest from the National Weather Service for the Western Slope & Mother Lode is below.

West Slope Northern Sierra Nevada
Today
Partly cloudy. Scattered snow showers in the morning, then a slight chance of snow in the afternoon. Highs 27 to 42 higher elevations…36 to 48 lower elevations. Prevailing south winds 5 to 15 mph with gusts to around 30 mph…except west 15 to 30 mph over ridges.

Tonight
A chance of rain and snow in the evening, then rain and snow after midnight. Lows 17 to 32 higher elevations…30 to 38 lower elevations. Snow accumulation 3 to 5 inches lower elevations…except 1 to 7 inches higher elevations. Snow level 4000 feet. Prevailing south winds 10 to 20 mph with gusts to around 40 mph…except southwest 20 to 35 mph with gusts to around 50 mph over ridges.

Tuesday
Cloudy with rain and snow showers in the morning, then partly cloudy with a chance of snow showers in the afternoon. Highs 22 to 37 higher elevations…34 to 44 lower elevations. Snow accumulation up to 3 inches. Snow level 4000 feet. Prevailing southwest winds 10 to 20 mph with gusts to around 45 mph…except southwest 25 to 40 mph over ridges.

Tuesday Night
Partly cloudy in the evening then becoming mostly cloudy. A slight chance of snow showers. Colder. Lows 12 to 27 higher elevations…26 to 34 lower elevations. Prevailing south winds up to 10 mph with gusts to around 25 mph… Except southwest 15 to 30 mph over ridges.

Wednesday
Mostly cloudy with a slight chance of snow. Not as cool. Highs 28 to 43 higher elevations…37 to 49 lower elevations. Prevailing south winds up to 15 mph with gusts to around 30 mph…except southwest 15 to 30 mph over ridges.

Wednesday Night
Mostly cloudy with a chance of snow. Breezy. Lows 21 to 36.

Thursday
Snow showers. Breezy. Heavy snow accumulations possible. Highs 24 to 39.

Thursday Night
Mostly cloudy with a chance of snow showers. Colder. Lows 13 to 28.

Friday
Mostly cloudy with a slight chance of snow showers. Not as cold. Highs 28 to 43.

Friday Night
Mostly cloudy. Lows 19 to 34.

Saturday
Mostly cloudy with a slight chance of snow showers. Not as cool. Highs 33 to 48.

Saturday Night
Mostly cloudy with a slight chance of rain and snow showers. Lows 21 to 36.

Sunday
Partly cloudy. Not as cool. Highs 37 to 52.

Detailed forecast for
Motherlode
Today
Mostly cloudy with isolated rain showers in the morning, then partly cloudy with a slight chance of rain in the afternoon. Highs 42 to 54. Prevailing south winds up to 10 mph.

Tonight
Mostly cloudy. A chance of rain in the evening, then rain after midnight. Lows 33 to 43. Prevailing southeast winds up to 10 mph.

Tuesday
Mostly cloudy with rain showers likely in the morning, then partly cloudy with a chance of rain and snow showers in the afternoon. Highs 40 to 52. No snow accumulation. Prevailing south winds up to 15 mph.

Tuesday Night
Partly cloudy with a slight chance of rain showers in the evening, then mostly cloudy after midnight. Lows 29 to 37. Prevailing east winds up to 10 mph.

Wednesday
Mostly cloudy. Highs 43 to 53. Prevailing southeast winds up to 10 mph shifting to the south in the afternoon.
Wednesday Night
Mostly cloudy with a chance of rain and snow. Lows 33 to 43.

Thursday
Rain showers, snow showers and isolated thunderstorms. Heavy snow accumulations possible. Highs 37 to 49.

Thursday Night
Mostly cloudy with rain and snow showers likely. Colder. Light snow accumulations possible. Lows 28 to 38.

Friday And Friday Night
Mostly cloudy. Highs 41 to 51. Lows 28 to 40.

Saturday And Saturday Night
Mostly cloudy with a slight chance of rain showers. Highs 45 to 55. Lows 30 to 42.

Sunday
Mostly sunny. Highs 50 to 58.

Winter Weather Advisory

URGENT – WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PST Mon Jan 13 2020

…Mountain travel impacts increase tonight into Tuesday and
again Wednesday afternoon through Thursday night…

.Active weather is expected across NorCal this week with multiple
rounds of snow. The first round of snow is ongoing early this
morning with another expected tonight into Tuesday resulting in
mountain travel difficulties.

A wetter and more significant storm is expected Wednesday
afternoon through Thursday night. This system will bring
moderate to heavy snow to elevations above 3000 feet. Mountain
travel during this time will be very difficult with reduced
visibility, chain controls, and possible road closures. Plan ahead
and continue to monitor the forecast.

CAZ014-068-069-140000-
/O.CON.KSTO.WW.Y.0003.200114T0000Z-200114T1800Z/
/O.CON.KSTO.WS.A.0001.200116T0000Z-200117T1200Z/
Burney Basin / Eastern Shasta County-
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the city of Burney
230 AM PST Mon Jan 13 2020

…WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY…
…WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT…

* WHAT…Winter Weather Advisory tonight into Tuesday morning with
snow expected above 3500 feet. Above 3500 feet, total snow
accumulations of 4 to 8 inches, with local amounts up to 15
inches, are expected. Winter Storm Watch Wednesday afternoon
through late Thursday night with heavy snow possible. Plan on
difficult travel conditions. Total snow accumulations 1 to 2
feet, with localized amounts up to 3 feet, are possible.

* WHERE…Burney Basin / Eastern Shasta County, Western Plumas
County/Lassen Park and West Slope Northern Sierra Nevada.

* WHEN…For the Winter Weather Advisory, 4 PM today to 10 AM
Tuesday. For the Winter Storm Watch, from Wednesday afternoon
through late Thursday night.

* ADDITIONAL DETAILS…Be prepared for reduced visibilities at
times. Significant reductions in visibility are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$

Winter Storm Watch

URGENT – WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PST Mon Jan 13 2020

…Mountain travel impacts increase tonight into Tuesday and
again Wednesday afternoon through Thursday night…

.Active weather is expected across NorCal this week with multiple
rounds of snow. The first round of snow is ongoing early this
morning with another expected tonight into Tuesday resulting in
mountain travel difficulties.

A wetter and more significant storm is expected Wednesday
afternoon through Thursday night. This system will bring
moderate to heavy snow to elevations above 3000 feet. Mountain
travel during this time will be very difficult with reduced
visibility, chain controls, and possible road closures. Plan ahead
and continue to monitor the forecast.

CAZ014-068-069-140000-
/O.CON.KSTO.WW.Y.0003.200114T0000Z-200114T1800Z/
/O.CON.KSTO.WS.A.0001.200116T0000Z-200117T1200Z/
Burney Basin / Eastern Shasta County-
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the city of Burney
230 AM PST Mon Jan 13 2020

…WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY…
…WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT…

* WHAT…Winter Weather Advisory tonight into Tuesday morning with
snow expected above 3500 feet. Above 3500 feet, total snow
accumulations of 4 to 8 inches, with local amounts up to 15
inches, are expected. Winter Storm Watch Wednesday afternoon
through late Thursday night with heavy snow possible. Plan on
difficult travel conditions. Total snow accumulations 1 to 2
feet, with localized amounts up to 3 feet, are possible.

* WHERE…Burney Basin / Eastern Shasta County, Western Plumas
County/Lassen Park and West Slope Northern Sierra Nevada.

* WHEN…For the Winter Weather Advisory, 4 PM today to 10 AM
Tuesday. For the Winter Storm Watch, from Wednesday afternoon
through late Thursday night.

* ADDITIONAL DETAILS…Be prepared for reduced visibilities at
times. Significant reductions in visibility are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$

Winter Storm Watch

URGENT – WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PST Mon Jan 13 2020

…Mountain travel impacts increase tonight into Tuesday and
again Wednesday afternoon through Thursday night…

.Active weather is expected across NorCal this week with multiple
rounds of snow. The first round of snow is ongoing early this
morning with another expected tonight into Tuesday resulting in
mountain travel difficulties.

A wetter and more significant storm is expected Wednesday
afternoon through Thursday night. This system will bring
moderate to heavy snow to elevations above 3000 feet. Mountain
travel during this time will be very difficult with reduced
visibility, chain controls, and possible road closures. Plan ahead
and continue to monitor the forecast.

CAZ014-068-069-140000-
/O.CON.KSTO.WW.Y.0003.200114T0000Z-200114T1800Z/
/O.CON.KSTO.WS.A.0001.200116T0000Z-200117T1200Z/
Burney Basin / Eastern Shasta County-
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the city of Burney
230 AM PST Mon Jan 13 2020

…WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY…
…WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT…

* WHAT…Winter Weather Advisory tonight into Tuesday morning with
snow expected above 3500 feet. Above 3500 feet, total snow
accumulations of 4 to 8 inches, with local amounts up to 15
inches, are expected. Winter Storm Watch Wednesday afternoon
through late Thursday night with heavy snow possible. Plan on
difficult travel conditions. Total snow accumulations 1 to 2
feet, with localized amounts up to 3 feet, are possible.

* WHERE…Burney Basin / Eastern Shasta County, Western Plumas
County/Lassen Park and West Slope Northern Sierra Nevada.

* WHEN…For the Winter Weather Advisory, 4 PM today to 10 AM
Tuesday. For the Winter Storm Watch, from Wednesday afternoon
through late Thursday night.

* ADDITIONAL DETAILS…Be prepared for reduced visibilities at
times. Significant reductions in visibility are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$

Winter Weather Advisory

URGENT – WINTER WEATHER MESSAGE
National Weather Service Sacramento CA
230 AM PST Mon Jan 13 2020

…Mountain travel impacts increase tonight into Tuesday and
again Wednesday afternoon through Thursday night…

.Active weather is expected across NorCal this week with multiple
rounds of snow. The first round of snow is ongoing early this
morning with another expected tonight into Tuesday resulting in
mountain travel difficulties.

A wetter and more significant storm is expected Wednesday
afternoon through Thursday night. This system will bring
moderate to heavy snow to elevations above 3000 feet. Mountain
travel during this time will be very difficult with reduced
visibility, chain controls, and possible road closures. Plan ahead
and continue to monitor the forecast.

CAZ014-068-069-140000-
/O.CON.KSTO.WW.Y.0003.200114T0000Z-200114T1800Z/
/O.CON.KSTO.WS.A.0001.200116T0000Z-200117T1200Z/
Burney Basin / Eastern Shasta County-
Western Plumas County/Lassen Park-
West Slope Northern Sierra Nevada-
Including the city of Burney
230 AM PST Mon Jan 13 2020

…WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM PST TUESDAY…
…WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY AFTERNOON
THROUGH LATE THURSDAY NIGHT…

* WHAT…Winter Weather Advisory tonight into Tuesday morning with
snow expected above 3500 feet. Above 3500 feet, total snow
accumulations of 4 to 8 inches, with local amounts up to 15
inches, are expected. Winter Storm Watch Wednesday afternoon
through late Thursday night with heavy snow possible. Plan on
difficult travel conditions. Total snow accumulations 1 to 2
feet, with localized amounts up to 3 feet, are possible.

* WHERE…Burney Basin / Eastern Shasta County, Western Plumas
County/Lassen Park and West Slope Northern Sierra Nevada.

* WHEN…For the Winter Weather Advisory, 4 PM today to 10 AM
Tuesday. For the Winter Storm Watch, from Wednesday afternoon
through late Thursday night.

* ADDITIONAL DETAILS…Be prepared for reduced visibilities at
times. Significant reductions in visibility are possible.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

A Winter Weather Advisory for snow means periods of snow will
cause primarily travel difficulties. Be prepared for snow covered
roads and limited visibilities, and use caution while driving.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

A Winter Storm Watch means there is potential for significant
snow, sleet or ice accumulations that may impact travel. Continue
to monitor the latest forecasts.

$$