Zone Forecast Product
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
731
FPUS56 KSTO 212122
ZFPSTO
Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
122 PM PST Fri Nov 21 2025
Spot temperatures and probabilities of measurable precipitation
are for tonight, Saturday, Saturday night, and Sunday.
CAZ013-221200-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 31 to 46 higher elevations...40 to
50 lower elevations. Prevailing north winds up to 10 mph.
.SATURDAY...Widespread frost in the morning. Sunny, warmer. Highs
51 to 66 higher elevations...62 to 70 lower elevations.
Prevailing northeast winds up to 10 mph.
.SATURDAY NIGHT...Clear. Lows 31 to 46. Light winds.
.SUNDAY...Widespread frost in the morning. Mostly sunny. Highs
45 to 59 higher elevations...55 to 63 lower elevations. Light
winds.
.SUNDAY NIGHT...Mostly clear. Areas of frost and patchy fog after
midnight. Lows 28 to 43 higher elevations...37 to 44 lower
elevations. Light winds.
.MONDAY...Mostly sunny. Areas of frost. Highs 45 to 60.
.MONDAY NIGHT...Mostly clear. Lows 28 to 43.
.TUESDAY...Mostly sunny. Not as cool. Highs 48 to 63.
.TUESDAY NIGHT THROUGH WEDNESDAY NIGHT...Mostly cloudy. Lows
32 to 47. Highs 48 to 63.
.THANKSGIVING DAY...Partly cloudy. Highs 50 to 65.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 33 to 48.
.FRIDAY...Mostly cloudy with a chance of rain showers. Highs
43 to 58.
&&
TEMPERATURE / PRECIPITATION
SHASTA DAM 48 67 44 60 / 0 0 0 0
$$
=
CAZ014-221200-
Burney Basin / Eastern Shasta County-
Including the city of Burney
122 PM PST Fri Nov 21 2025
.TONIGHT...Mostly clear. At higher elevations, areas of frost in
the late evening and early morning. Widespread frost late in the
night. In the valleys, areas of frost after midnight. Widespread
frost and patchy fog late in the night. Lows 24 to 34. Prevailing
east winds up to 10 mph.
.SATURDAY...In the valleys, widespread frost and patchy fog in
the morning. At higher elevations, widespread frost in the
morning. Sunny. Highs 51 to 60. Light winds.
.SATURDAY NIGHT...Clear. Widespread frost after midnight. Lows
23 to 36. Light winds.
.SUNDAY...In the valleys, widespread frost and patchy fog in the
morning. At higher elevations, widespread frost in the morning.
Mostly sunny. Highs 49 to 57. Light winds.
.SUNDAY NIGHT...Mostly clear. Areas of frost in the evening, then
widespread frost and patchy fog after midnight. Lows 23 to 32.
Light winds.
.MONDAY...Mostly sunny. Widespread frost and patchy fog. Highs
44 to 52.
.MONDAY NIGHT...Mostly clear. Widespread frost. Lows 21 to 31.
.TUESDAY...Mostly sunny. Widespread frost. Highs 47 to 55.
.TUESDAY NIGHT...Partly cloudy. Widespread frost. Lows 25 to 35.
.WEDNESDAY...Mostly cloudy. Widespread frost. Highs 49 to 57.
.WEDNESDAY NIGHT...Mostly cloudy. Areas of frost. Lows 27 to 37.
.THANKSGIVING DAY...Partly cloudy. Widespread frost. Highs 51 to
58.
.THURSDAY NIGHT...Partly cloudy. Lows 29 to 38.
.FRIDAY...Mostly cloudy with a chance of rain showers. Highs
44 to 52.
&&
TEMPERATURE / PRECIPITATION
BURNEY 27 56 27 54 / 0 0 0 0
$$
=
CAZ015-221200-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 40 to 48. North winds up to 10 mph.
.SATURDAY...Sunny. Highs 63 to 69. North winds up to 10 mph.
.SATURDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
38 to 46. Light winds.
.SUNDAY...Patchy fog in the morning. Mostly sunny. Highs around
60. Light winds.
.SUNDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
38 to 44. Light winds.
.MONDAY...Mostly sunny. Highs around 61.
.MONDAY NIGHT...Mostly clear. Lows 38 to 44.
.TUESDAY...Mostly sunny. Highs 59 to 65.
.TUESDAY NIGHT THROUGH THANKSGIVING DAY...Partly cloudy. Lows
38 to 48. Highs 58 to 67.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 42 to 47.
.FRIDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 57.
&&
TEMPERATURE / PRECIPITATION
REDDING 40 68 38 62 / 0 0 0 0
RED BLUFF 42 66 40 61 / 0 0 0 0
$$
=
CAZ016-221200-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
122 PM PST Fri Nov 21 2025
.TONIGHT...Mostly clear. Patchy fog after midnight. Lows 40 to
46. North winds up to 10 mph.
.SATURDAY...Patchy fog in the morning. Mostly sunny. Highs 59 to
67. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45. Light
winds.
.SUNDAY...Partly cloudy in the morning then clearing. Patchy fog
in the morning. Highs around 60. Light winds.
.SUNDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 44. Light
winds.
.MONDAY...Mostly sunny. Patchy fog. Highs around 61.
.MONDAY NIGHT...Mostly clear. Lows 39 to 44.
.TUESDAY...Mostly sunny. Highs 58 to 64.
.TUESDAY NIGHT AND WEDNESDAY...Partly cloudy. Lows 38 to 44.
Highs around 60.
.WEDNESDAY NIGHT AND THANKSGIVING DAY...Partly cloudy. Patchy
fog. Lows 40 to 46. Highs around 62.
.THURSDAY NIGHT...Partly cloudy. Lows 41 to 47.
.FRIDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 58.
&&
TEMPERATURE / PRECIPITATION
CHICO 42 64 42 60 / 0 0 0 0
OROVILLE 42 61 41 60 / 0 0 0 0
MARYSVILLE/YUBA CITY 42 60 41 60 / 0 0 0 0
$$
=
CAZ017-221200-
Southern Sacramento Valley-
Including the city of Sacramento
122 PM PST Fri Nov 21 2025
.TONIGHT...Mostly clear. Patchy fog in the late evening and
overnight. Lows 39 to 45. Light winds.
.SATURDAY...Patchy fog in the morning. Mostly sunny. Highs 57 to
63. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45. Light
winds.
.SUNDAY...Partly cloudy in the morning then clearing. Patchy fog
in the morning. Highs around 60. Light winds.
.SUNDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45. Light
winds.
.MONDAY...Partly cloudy. Patchy fog. Highs 56 to 62.
.MONDAY NIGHT...Mostly clear. Lows 38 to 44.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 56 to 62. Lows
38 to 44.
.WEDNESDAY THROUGH THANKSGIVING DAY...Partly cloudy. Patchy fog.
Highs 56 to 63. Lows 38 to 45.
.THURSDAY NIGHT...Partly cloudy. Lows 42 to 47.
.FRIDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 59.
&&
TEMPERATURE / PRECIPITATION
SACRAMENTO 43 59 43 60 / 0 0 0 0
SAC EXEC AIRPORT 42 60 42 59 / 0 0 0 0
$$
=
CAZ018-221200-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Patchy fog in the late evening and overnight.
Lows around 42. Light winds.
.SATURDAY...Mostly cloudy in the morning then clearing. Patchy
fog in the morning. Highs 57 to 63. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows
40 to 46. Light winds.
.SUNDAY...Mostly cloudy in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs 56 to 62. Light winds.
.SUNDAY NIGHT...Mostly clear. Patchy fog. Lows 41 to 47. Light
winds.
.MONDAY...Partly cloudy. Highs 57 to 63.
.MONDAY NIGHT...Mostly clear. Lows around 43.
.TUESDAY...Partly cloudy. Highs 56 to 62.
.TUESDAY NIGHT...Mostly clear. Lows 38 to 44.
.WEDNESDAY...Partly cloudy. Highs 56 to 62.
.WEDNESDAY NIGHT...Mostly clear. Lows 39 to 45.
.THANKSGIVING DAY AND THURSDAY NIGHT...Partly cloudy. Highs 57 to
63. Lows 39 to 48.
.FRIDAY...Mostly cloudy. Highs 58 to 63.
&&
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 40 64 41 62 / 0 0 0 0
$$
=
CAZ019-221200-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
122 PM PST Fri Nov 21 2025
.TONIGHT...Mostly clear. Patchy fog. Lows 40 to 46. Light winds.
.SATURDAY...Partly cloudy in the morning then clearing. Patchy
fog in the morning. Highs around 59. Light winds.
.SATURDAY NIGHT...Mostly clear. Patchy fog. Lows 40 to 46. Light
winds.
.SUNDAY...Patchy fog in the morning. Mostly sunny. Highs around
60. Light winds.
.SUNDAY NIGHT...Mostly clear. Patchy fog. Lows 40 to 46. Light
winds.
.MONDAY...Partly cloudy. Patchy fog. Highs 55 to 61.
.MONDAY NIGHT...Mostly clear. Lows 39 to 45.
.TUESDAY...Partly cloudy. Highs around 58.
.TUESDAY NIGHT...Mostly clear. Patchy fog. Lows 39 to 45.
.WEDNESDAY...Partly cloudy. Patchy fog. Highs 56 to 62.
.WEDNESDAY NIGHT...Mostly clear. Patchy fog. Lows 40 to 46.
.THANKSGIVING DAY AND THURSDAY NIGHT...Partly cloudy. Patchy fog.
Highs 56 to 62. Lows 40 to 48.
.FRIDAY...Mostly cloudy. Highs 57 to 63.
&&
TEMPERATURE / PRECIPITATION
STOCKTON 41 61 41 62 / 0 0 0 0
MODESTO 44 60 43 61 / 0 0 0 0
$$
=
CAZ063-221200-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 37 to 51. Prevailing northwest winds up to
10 mph.
.SATURDAY...Sunny, warmer. Highs 49 to 64 higher elevations...
around 66 lower elevations. Prevailing north winds up to 10 mph.
.SATURDAY NIGHT...Clear. Lows 37 to 47. Light winds.
.SUNDAY...Mostly sunny. Highs 45 to 59 higher elevations...around
60 lower elevations. Light winds.
.SUNDAY NIGHT...Mostly clear. Colder. Lows 31 to 43 higher
elevations...40 to 46 lower elevations. Prevailing west winds up
to 10 mph.
.MONDAY...Mostly sunny. Highs 45 to 60.
.MONDAY NIGHT...Mostly clear. Lows 34 to 48.
.TUESDAY...Mostly sunny. Not as cool. Highs 49 to 64.
.TUESDAY NIGHT THROUGH THANKSGIVING DAY...Partly cloudy. Lows
37 to 50. Highs 49 to 64.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 37 to 49.
.FRIDAY...Mostly cloudy with a slight chance of rain showers.
Highs 43 to 58.
&&
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 42 56 42 53 / 0 0 0 0
$$
=
CAZ066-221200-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 40 to 50. Prevailing northeast winds up to
10 mph.
.SATURDAY...Sunny. Highs 57 to 67. Prevailing northeast winds up
to 10 mph in the morning becoming light.
.SATURDAY NIGHT...Clear. Lows 39 to 48. Light winds.
.SUNDAY...Mostly sunny. Highs 53 to 61. Light winds.
.SUNDAY NIGHT...Mostly clear. Lows 37 to 47. Light winds.
.MONDAY...Mostly sunny. Highs 52 to 62.
.MONDAY NIGHT...Mostly clear. Lows 37 to 47.
.TUESDAY...Mostly sunny. Highs 54 to 64.
.TUESDAY NIGHT THROUGH THANKSGIVING DAY...Partly cloudy. Lows
40 to 50. Highs 55 to 66.
.THURSDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 42 to 50.
.FRIDAY...Mostly cloudy with a chance of rain showers. Highs
50 to 58.
&&
TEMPERATURE / PRECIPITATION
PARADISE 47 61 45 56 / 0 0 0 0
$$
=
CAZ067-221200-
Motherlode-
Including the cities of Grass Valley and Jackson
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 38 to 44. Light winds.
.SATURDAY...Sunny. Highs 55 to 63. Light winds.
.SATURDAY NIGHT...Clear. Lows 37 to 45. Light winds.
.SUNDAY...Sunny. Highs 55 to 63. Light winds.
.SUNDAY NIGHT...Clear. Lows 37 to 45. Light winds.
.MONDAY...Mostly sunny. Highs 54 to 60.
.MONDAY NIGHT...Mostly clear. Lows 37 to 43.
.TUESDAY AND TUESDAY NIGHT...Mostly clear. Highs 54 to 62. Lows
37 to 45.
.WEDNESDAY...Partly cloudy. Highs 56 to 64.
.WEDNESDAY NIGHT...Mostly clear. Lows 41 to 47.
.THANKSGIVING DAY AND THURSDAY NIGHT...Partly cloudy. Highs 57 to
65. Lows 41 to 48.
.FRIDAY...Mostly cloudy with a slight chance of rain showers.
Highs 53 to 61.
&&
TEMPERATURE / PRECIPITATION
GRASS VALLEY 39 59 38 57 / 0 0 0 0
JACKSON 41 58 41 59 / 0 0 0 0
$$
=
CAZ068-221200-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Areas of frost late in the evening. Widespread
frost after midnight. Lows 28 to 43. Prevailing northeast winds
up to 10 mph with gusts to around 25 mph.
.SATURDAY...Widespread frost in the morning. Sunny. Not as cool.
Highs 42 to 57 higher elevations...48 to 61 lower elevations.
Prevailing northeast winds up to 10 mph.
.SATURDAY NIGHT...Clear. Widespread frost after midnight. Lows
27 to 42. Light winds.
.SUNDAY...Widespread frost in the morning. Mostly sunny. Highs
44 to 59. Light winds.
.SUNDAY NIGHT...Mostly clear. At higher elevations, widespread
frost through the night. In the valleys, widespread frost and
patchy fog after midnight. Lows 25 to 40. Light winds.
.MONDAY...Mostly sunny. Widespread frost. Highs 41 to 56.
.MONDAY NIGHT...Mostly clear. Widespread frost. Lows 25 to 40.
.TUESDAY...Mostly sunny. Not as cool. Highs 44 to 59.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows 30 to
45. Highs 46 to 61.
.FRIDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 40 to 55.
&&
TEMPERATURE / PRECIPITATION
QUINCY 29 58 28 58 / 0 0 0 0
CHESTER 27 56 26 57 / 0 0 0 0
$$
=
CAZ069-221200-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
122 PM PST Fri Nov 21 2025
.TONIGHT...Clear. Lows 23 to 38 higher elevations...35 to
45 lower elevations. Prevailing east winds 5 to 15 mph with gusts
to around 30 mph.
.SATURDAY...Sunny. Not as cool. Highs 39 to 54 higher
elevations...54 to 63 lower elevations. Prevailing east winds up
to 15 mph.
.SATURDAY NIGHT...Clear. Widespread frost. Lows 22 to 37 higher
elevations...35 to 45 lower elevations. Prevailing east winds up
to 10 mph.
.SUNDAY...Widespread frost in the morning. Sunny. Highs 41 to
56 higher elevations...52 to 62 lower elevations. Light winds.
.SUNDAY NIGHT...Clear. Widespread frost. Lows 22 to 37 higher
elevations...34 to 44 lower elevations. Light winds.
.MONDAY...Mostly sunny. Highs 43 to 58.
.MONDAY NIGHT...Mostly clear. Widespread frost. Lows 26 to 41.
.TUESDAY...Mostly sunny. Not as cool. Highs 46 to 61.
.TUESDAY NIGHT THROUGH THURSDAY NIGHT...Partly cloudy. Lows 32 to
47. Highs 49 to 64.
.FRIDAY...Mostly cloudy with a slight chance of rain and snow
showers. Highs 42 to 57.
&&
TEMPERATURE / PRECIPITATION
BLUE CANYON 40 55 39 52 / 0 0 0 0
$$
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