Zone Forecast Product
Issued by NWS Sacramento, CA
Issued by NWS Sacramento, CA
847
FPUS56 KSTO 010301
ZFPSTO
Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
800 PM PDT Sat Oct 31 2026
Spot temperatures and probabilities of measurable precipitation
are for tonight, Sunday, Sunday night, and Monday.
CAZ121-011100-
W. Shasta County Above 3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers early in the
evening, then rain showers likely late in the evening. A chance
of rain showers after midnight. Lows 33 to 41. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Not as
cool. Highs 46 to 56. Light winds.
.SUNDAY NIGHT...Mostly clear. Areas of frost after midnight. Lows
33 to 43. Northwest winds up to 10 mph.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 49 to 59. Northwest winds up to 10 mph in the
morning becoming light.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain showers
after midnight. Lows 36 to 46. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
43 to 53.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
34 to 44.
.WEDNESDAY...Mostly cloudy. Highs 48 to 58.
.WEDNESDAY NIGHT...Partly cloudy. Lows 35 to 45.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 52 to 62.
Lows 36 to 46.
.SATURDAY...Mostly sunny. Highs 57 to 67.
$$
=
CAZ122-011100-
W. Shasta County 1000-3000 ft-
Including the city of Whiskeytown
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers until early
morning, then a slight chance of rain showers late in the night.
Lows 37 to 47. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Warmer.
Highs 55 to 65. Light winds.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 48. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 57 to 67. Northwest winds up to 10 mph in the
morning becoming light.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain showers
after midnight. Lows 41 to 51. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
52 to 62.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
38 to 48.
.WEDNESDAY...Mostly cloudy. Highs 57 to 67.
.WEDNESDAY NIGHT...Partly cloudy. Lows 40 to 50.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 60 to 70.
Lows 41 to 51.
.SATURDAY...Mostly sunny. Highs 65 to 75.
$$
=
CAZ123-011100-
Shasta Lake Area & 1-5 1000-3000 ft-
Including the city of Shasta Lake, Sims
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A slight chance of rain showers early
in the evening, then a chance of rain showers in the late evening
and early morning. A slight chance of rain showers late in the
night. Lows 36 to 46. Light winds.
.SUNDAY...Mostly sunny. Warmer. Highs 55 to 65. Light winds.
.SUNDAY NIGHT...Mostly clear. Lows 36 to 46. North winds up to
10 mph.
.MONDAY...Mostly sunny. Highs 57 to 67. Northeast winds up to
10 mph.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain showers
after midnight. Lows 39 to 49. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
52 to 62.
.TUESDAY NIGHT...Mostly cloudy. Lows 37 to 47.
.WEDNESDAY...Mostly cloudy. Highs 56 to 66.
.WEDNESDAY NIGHT AND THURSDAY...Partly cloudy. Lows 38 to 48.
Highs 57 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 39 to
49. Highs 59 to 69.
.SATURDAY...Mostly sunny. Highs 65 to 75.
&&
TEMPERATURE / PRECIPITATION
SHASTA DAM 47 64 49 66 / 40 10 0 0
$$
=
CAZ124-011100-
Shasta Metro-
Including the city of Redding, Anderson
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A slight chance of rain showers. Lows 41 to 47. Light
winds.
.SUNDAY...Mostly sunny. Highs around 66. Light winds.
.SUNDAY NIGHT...Mostly clear. Lows 38 to 48. Light winds.
.MONDAY...Mostly sunny. Highs around 67. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 41 to 51. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 62.
.TUESDAY NIGHT...Mostly cloudy. Lows 40 to 48.
.WEDNESDAY...Mostly cloudy. Highs around 67.
.WEDNESDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 41 to
51. Highs around 69.
.SATURDAY...Mostly sunny. Highs around 74.
&&
TEMPERATURE / PRECIPITATION
REDDING 43 66 40 67 / 20 0 0 0
RED BLUFF 43 66 43 67 / 20 0 0 0
$$
=
CAZ125-011100-
Shasta County Foothills 1000-3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy with a slight chance of rain showers
until early morning, then partly cloudy late in the night. Lows
38 to 44. Light winds.
.SUNDAY...Mostly sunny. Highs 55 to 65. Light winds.
.SUNDAY NIGHT...Clear. Lows around 41. Light winds.
.MONDAY...Mostly sunny. Highs 60 to 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 44. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
54 to 62.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
around 42.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 59 to 67.
Lows 41 to 46.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 60 to 70.
Lows 41 to 46.
.SATURDAY...Mostly sunny. Highs 67 to 73.
$$
=
CAZ126-011100-
E. Shasta /S. Cascades Above 3000 ft-
Including the city of Shingletown
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy with a slight chance of rain showers.
Lows 28 to 38. Light winds.
.SUNDAY...Mostly sunny. Highs 45 to 55. Light winds.
.SUNDAY NIGHT...Clear. Widespread frost. Lows 27 to 37. Northeast
winds up to 10 mph.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Widespread frost in the morning. Highs 50 to 60. East
winds up to 10 mph.
.MONDAY NIGHT...Mostly cloudy. Areas of frost after midnight.
Lows 31 to 41. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
45 to 55.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
29 to 39.
.WEDNESDAY...Partly cloudy. Highs 48 to 58.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of rain and
light freezing rain. Lows 30 to 40.
.THURSDAY...Partly cloudy. Highs 50 to 60.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 31 to
41. Highs 51 to 61.
.SATURDAY...Mostly sunny. Highs 57 to 67.
$$
=
CAZ127-011100-
Burney Basin-
Including the city of Burney
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 25 to 35. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs 45 to
55. Light winds.
.SUNDAY NIGHT...Clear. Widespread frost through the night. Lows
22 to 32. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Widespread frost in the morning. Not as cool. Highs 51 to
61. Light winds.
.MONDAY NIGHT...Mostly cloudy. Widespread frost after midnight.
Lows 26 to 36. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 46 to 56.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
25 to 35.
.WEDNESDAY...Partly cloudy. Highs 49 to 59.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of light
freezing rain. Lows 25 to 35.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 51 to 61.
Lows 25 to 35.
.SATURDAY...Mostly sunny. Warmer. Highs 57 to 67.
&&
TEMPERATURE / PRECIPITATION
BURNEY 28 54 25 59 / 20 10 0 0
$$
=
CAZ128-011100-
Lassen Volcanic NP-
Including the city of Lassen National Park
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. Lows around 27. Light winds.
.SUNDAY...Mostly sunny. Highs 36 to 46. Light winds.
.SUNDAY NIGHT...Clear. Widespread frost through the night. Lows
25 to 31. Northeast winds up to 10 mph.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Widespread frost in the morning. Not as cool. Highs 44 to
54. Southeast winds up to 10 mph. Gusts up to 20 mph in the
morning.
.MONDAY NIGHT...Mostly cloudy. Lows 29 to 35. South winds up to
10 mph. Gusts up to 20 mph after midnight.
.TUESDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 38 to 48.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow. Lows around 30.
.WEDNESDAY...Partly cloudy. Highs 40 to 50.
.WEDNESDAY NIGHT...Partly cloudy with a slight chance of light
freezing rain. Lows 28 to 34.
.THURSDAY...Partly cloudy. Highs 41 to 51.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 28 to
36. Highs 43 to 53.
.SATURDAY...Mostly sunny. Highs 49 to 59.
$$
=
CAZ129-011100-
Sierra (Tehama-Plumas) 1000-3000 ft-
Including the city of Paradise
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. Colder. Lows 38 to 48. Light winds.
.SUNDAY...Mostly sunny. Highs 55 to 63. Light winds becoming
northwest up to 10 mph in the afternoon.
.SUNDAY NIGHT...Clear. Lows 40 to 50. Northeast winds up to
10 mph. Gusts up to 20 mph after midnight.
.MONDAY...Mostly sunny. Highs 59 to 65. Northeast winds around
10 mph with gusts to around 25 mph in the morning becoming light.
.MONDAY NIGHT...Mostly cloudy. Lows 43 to 53. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
55 to 63.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
41 to 51.
.WEDNESDAY...Partly cloudy. Highs 59 to 67.
.WEDNESDAY NIGHT...Mostly clear. Lows 42 to 52.
.THURSDAY...Partly cloudy. Highs 60 to 68.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 44 to 54.
Highs 62 to 72.
&&
TEMPERATURE / PRECIPITATION
PARADISE 45 59 47 61 / 10 0 0 0
$$
=
CAZ130-011100-
Sierra (Tehama-Plumas) Above 3000 ft-
Including the city of Mineral, Quincy
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy with a chance of rain showers early in
the evening, then mostly cloudy in the late evening and
overnight. Lows 28 to 38. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs 44 to
54. Light winds.
.SUNDAY NIGHT...Clear. Areas of frost in the evening. Widespread
frost after midnight. Lows 28 to 38. Northeast winds up to 10 mph
with gusts to around 20 mph.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Widespread frost in the morning. Not as cool. Highs 51 to
61. Northeast winds up to 10 mph in the morning becoming light.
Gusts up to 20 mph.
.MONDAY NIGHT...Mostly cloudy. Areas of frost after midnight.
Lows 32 to 42. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 46 to 56.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
30 to 40.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 50 to 60. Lows
30 to 40.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 32 to
42. Highs 52 to 62.
.SATURDAY...Mostly sunny. Highs 57 to 67.
&&
TEMPERATURE / PRECIPITATION
QUINCY 29 59 25 64 / 40 10 0 0
CHESTER 26 53 25 59 / 10 10 0 0
$$
=
CAZ131-011100-
N. Motherlode 1000-3000 ft-
Including the city of Auburn, Grass Valley, Colfax, Nevada City
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers until early
morning, then a slight chance of rain showers late in the night.
Lows 40 to 46. Light winds.
.SUNDAY...Mostly sunny. Highs 55 to 63. Light winds.
.SUNDAY NIGHT...Clear. Lows around 41. Light winds.
.MONDAY...Mostly sunny. Highs 60 to 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 44 to 50. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
58 to 64.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
41 to 47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 61 to 67.
Lows 41 to 47.
.THURSDAY...Partly cloudy. Highs 61 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 42 to
50. Highs 61 to 71.
.SATURDAY...Sunny. Highs 67 to 75.
&&
TEMPERATURE / PRECIPITATION
GRASS VALLEY 40 57 39 61 / 40 10 0 0
JACKSON 45 60 42 64 / 60 10 0 0
$$
=
CAZ132-011100-
Sierra (Yuba-Placer) 3000-5000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. Rain showers likely early in the
evening, then a chance of rain showers in the late evening and
overnight. Lows 34 to 42. Light winds.
.SUNDAY...Partly cloudy with a slight chance of rain showers in
the morning, then mostly sunny in the afternoon. Highs 47 to 57.
Light winds.
.SUNDAY NIGHT...Clear. Lows 33 to 43. Northeast winds up to
10 mph.
.MONDAY...Mostly sunny. Warmer. Highs 55 to 65. East winds up to
10 mph with gusts to around 20 mph in the morning becoming light.
.MONDAY NIGHT...Mostly cloudy. Lows 39 to 49. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
51 to 61.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
36 to 46.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 53 to 63.
Lows 37 to 47.
.THURSDAY...Partly cloudy. Highs 54 to 64.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 39 to
49. Highs 56 to 66.
.SATURDAY...Sunny. Highs 63 to 73.
$$
=
CAZ133-011100-
Sierra (Sierra-Placer) Above 5000 ft-
Including the city of Blue Canyon, Kingvale, Donner Peak
800 PM PDT Sat Oct 31 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM PDT SUNDAY...
.TONIGHT...Rain and snow showers in the evening, then a chance of
rain and snow showers after midnight. Lows 26 to 36. No snow
accumulation lower elevations...up to 2 inches higher elevations.
Light winds.
.SUNDAY...Mostly cloudy with a slight chance of snow showers in
the morning, then mostly sunny in the afternoon. Highs 39 to 49.
Light winds.
.SUNDAY NIGHT...Clear. Widespread frost. Lows 26 to 36. Northeast
winds up to 15 mph with gusts to around 25 mph.
.MONDAY...Mostly sunny. Not as cool. Highs 48 to 58. East winds
10 to 15 mph with gusts to around 25 mph in the morning becoming
light.
.MONDAY NIGHT...Mostly cloudy. Widespread frost after midnight.
Lows 32 to 42. Southeast winds up to 10 mph.
.TUESDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 43 to 53.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow. Lows 29 to 39.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 45 to 55.
Lows 29 to 39.
.THURSDAY...Partly cloudy. Highs 47 to 57.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 31 to
41. Highs 48 to 58.
.SATURDAY...Mostly sunny. Highs 54 to 64.
&&
TEMPERATURE / PRECIPITATION
BLUE CANYON 37 48 37 57 / 80 20 0 0
$$
=
CAZ134-011100-
Central Motherlode 1000-3000 ft-
Including the city of Cameron Park, Shingle Springs, Placerville,
Cool, Jackson
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A slight chance of thunderstorms early
in the evening. A chance of rain showers until early morning,
then a slight chance of rain showers late in the night. Lows
around 45. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs 55 to
63. Light winds.
.SUNDAY NIGHT...Clear. Lows around 42. Light winds.
.MONDAY...Mostly sunny. Highs 60 to 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 48. Light winds.
.TUESDAY...Mostly cloudy with a slight chance of rain showers.
Highs 59 to 65.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows around
45.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 60 to 66.
Lows around 45.
.THURSDAY...Partly cloudy. Highs 61 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 44 to
50. Highs 61 to 69.
.SATURDAY...Sunny. Highs 66 to 72.
$$
=
CAZ135-011100-
Sierra 3000-5000 ft-
Including the city of Pollock Pines
800 PM PDT Sat Oct 31 2026
.TONIGHT...Colder. A slight chance of thunderstorms early in the
evening. Rain showers until early morning, then a chance of rain
showers late in the night. Lows 33 to 43. Light winds.
.SUNDAY...Partly cloudy with a slight chance of rain showers in
the morning, then mostly sunny in the afternoon. Highs 48 to 56.
Light winds.
.SUNDAY NIGHT...Clear. Areas of frost. Lows 32 to 42. Northeast
winds up to 10 mph.
.MONDAY...Areas of frost in the morning. Mostly sunny. Not as
cool. Highs 56 to 64. East winds around 10 mph in the morning
becoming light.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 38 to 48. Light winds.
.TUESDAY...Mostly cloudy with a slight chance of rain showers.
Highs 54 to 62.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows 35 to
45.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 55 to 63.
Lows 36 to 46.
.THURSDAY...Partly cloudy. Highs 56 to 64.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 39 to
49. Highs 57 to 67.
.SATURDAY...Sunny. Highs 65 to 73.
$$
=
CAZ136-011100-
Sierra (El Dorado-Amador) Above 5000 ft-
Including the city of Carson Pass
800 PM PDT Sat Oct 31 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM PDT SUNDAY...
.TONIGHT...Rain showers, snow showers and a slight chance of
thunderstorms early in the evening, then rain and snow showers in
the late evening and overnight. Colder. Lows 25 to 35. No snow
accumulation lower elevations...1 to 7 inches higher elevations.
Light winds.
.SUNDAY...Mostly cloudy with a chance of rain and snow showers in
the morning, then partly cloudy in the afternoon. Highs 36 to 46.
Light winds.
.SUNDAY NIGHT...Mostly clear. Widespread frost. Lows 23 to 33.
Northeast winds up to 15 mph with gusts to around 35 mph.
.MONDAY...Widespread frost in the morning. Mostly sunny. Not as
cool. Highs 47 to 57. East winds 10 to 15 mph with gusts to
around 30 mph in the morning becoming light.
.MONDAY NIGHT...Mostly cloudy. Lows 31 to 41. Southeast winds up
to 10 mph with gusts to around 20 mph.
.TUESDAY...Mostly cloudy with a slight chance of rain and snow
showers. Highs 43 to 53.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain and
snow. Lows 27 to 37.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 44 to 54.
Lows 28 to 38.
.THURSDAY...Partly cloudy. Highs 46 to 56.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 30 to
40. Highs 47 to 57.
.SATURDAY...Mostly sunny. Highs 53 to 63.
$$
=
CAZ137-011100-
Southern Motherlode 1000-3000 ft-
Including the city of Sonora, Angels Camp
800 PM PDT Sat Oct 31 2026
.TONIGHT...A slight chance of thunderstorms early in the evening.
Rain showers until early morning. A slight chance of
thunderstorms after midnight, then a chance of rain showers late
in the night. Lows 43 to 49. Light winds.
.SUNDAY...Partly cloudy with a slight chance of rain showers in
the morning, then mostly sunny in the afternoon. Highs 55 to 63.
Northwest winds up to 10 mph. Gusts up to 20 mph in the
afternoon.
.SUNDAY NIGHT...Clear. Lows 38 to 46. North winds up to 10 mph in
the evening becoming light.
.MONDAY...Mostly sunny. Highs 61 to 67. Light winds.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 44 to 52. Light winds.
.TUESDAY...Mostly cloudy. Highs 61 to 67.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
41 to 47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 60 to 66.
Lows 41 to 49.
.THURSDAY...Partly cloudy. Highs 61 to 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 42 to
50. Highs 61 to 68.
.SATURDAY...Sunny. Highs 66 to 72.
$$
=
CAZ138-011100-
Sierra (Cal-Tuo) 3000-5000 ft-
Including the city of Twain Harte, Arnold
800 PM PDT Sat Oct 31 2026
.TONIGHT...A slight chance of thunderstorms early in the evening.
Rain showers through the night. A slight chance of thunderstorms
after midnight. Lows 36 to 46. Light winds.
.SUNDAY...Mostly cloudy with a chance of rain showers in the
morning, then mostly sunny in the afternoon. Highs 46 to 56.
Light winds.
.SUNDAY NIGHT...Clear. Areas of frost after midnight. Lows 33 to
43. Northeast winds up to 10 mph with gusts to around 20 mph.
.MONDAY...Areas of frost in the morning. Mostly sunny. Not as
cool. Highs 54 to 64. East winds up to 10 mph in the morning
becoming light.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 40 to 50. Light winds.
.TUESDAY...Mostly cloudy. Highs 53 to 63.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
36 to 46.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 53 to 63.
Lows 37 to 47.
.THURSDAY...Partly cloudy. Highs 55 to 65.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 40 to
50. Highs 56 to 66.
.SATURDAY...Mostly sunny. Highs 62 to 72.
$$
=
CAZ139-011100-
Sierra (Cal-Tuo) Above 5000 ft-
Including the city of Twain Harte, Arnold
800 PM PDT Sat Oct 31 2026
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 AM PDT SUNDAY...
.TONIGHT...Colder. A slight chance of thunderstorms early in the
evening. Rain showers and snow showers through the night. A
slight chance of thunderstorms after midnight. Lows 25 to 35. No
snow accumulation lower elevations...2 to 8 inches higher
elevations. South winds up to 10 mph with gusts to around 25 mph.
.SUNDAY...Mostly cloudy with a chance of rain and snow showers in
the morning, then partly cloudy with a slight chance of snow
showers in the afternoon. Highs 35 to 45. No snow accumulation
lower elevations...up to 1 inch higher elevations. Light winds.
.SUNDAY NIGHT...Mostly clear. Widespread frost. Lows 23 to 33.
Northeast winds up to 15 mph with gusts to around 30 mph.
.MONDAY...Mostly sunny. Not as cool. Highs 46 to 56. East winds
10 to 15 mph with gusts to around 25 mph in the morning becoming
light.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 30 to 40. Southeast winds up to 10 mph.
.TUESDAY...Mostly cloudy. Highs 43 to 53.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain and
snow. Lows 26 to 36.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 43 to 53.
Lows 27 to 37.
.THURSDAY...Partly cloudy. Highs 46 to 56.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 30 to
40. Highs 47 to 57.
.SATURDAY...Mostly sunny. Highs 53 to 63.
$$
=
CAZ140-011100-
Tehama Co Coast Range Above 3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain and snow showers until
early morning, then a slight chance of rain and snow showers late
in the night. Lows 31 to 40. Light winds.
.SUNDAY...Mostly sunny. Highs 44 to 54. North winds up to 10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 34 to 44. Northwest winds up
to 10 mph.
.MONDAY...Partly cloudy. Highs 48 to 58. Light winds.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain showers
after midnight. Lows 36 to 44. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain and snow showers.
Highs 42 to 52.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
35 to 43.
.WEDNESDAY AND WEDNESDAY NIGHT...Partly cloudy. Highs 47 to 57.
Lows 36 to 46.
.THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 50 to 60.
Lows 37 to 47.
.SATURDAY...Mostly sunny. Highs 56 to 66.
$$
=
CAZ141-011100-
W Tehama Co Foothills 1000-3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers until early
morning, then a slight chance of rain showers late in the night.
Lows 40 to 46. Light winds.
.SUNDAY...Mostly sunny. Highs 54 to 64. Northwest winds up to
10 mph in the morning becoming light.
.SUNDAY NIGHT...Mostly clear. Lows 44 to 50. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 58 to 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. A slight chance of rain showers
after midnight. Lows 44 to 50. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
52 to 61.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
43 to 49.
.WEDNESDAY...Partly cloudy. Warmer. Highs 58 to 67.
.WEDNESDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 45 to 54.
Highs 61 to 71.
$$
=
CAZ142-011100-
N. Sac Valley in Tehama County-
Including the city of Red Bluff
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy in the evening then becoming partly
cloudy. A slight chance of rain showers. Lows around 45. Light
winds.
.SUNDAY...Mostly sunny. Highs around 66. Northwest winds up to
10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 40 to 48. Light winds.
.MONDAY...Mostly sunny. Highs around 66. North winds up to
10 mph.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 42 to 50. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 63.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
42 to 48.
.WEDNESDAY...Partly cloudy. Highs around 68.
.WEDNESDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 43 to 51.
Highs 68 to 73.
$$
=
CAZ143-011100-
Glenn/Colusa Coast Range Above 3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain and snow showers. Lows
32 to 42. Light winds.
.SUNDAY...Mostly sunny. Highs 44 to 54. Northeast winds up to
10 mph.
.SUNDAY NIGHT...Mostly clear. Lows 35 to 45. Light winds.
.MONDAY...Partly cloudy. Highs 48 to 58. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 37 to 47. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
42 to 52.
.TUESDAY NIGHT...Partly cloudy with a chance of rain. Lows 35 to
45.
.WEDNESDAY THROUGH THURSDAY...Partly cloudy. Highs 49 to 59. Lows
37 to 47.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 40 to
50. Highs 51 to 61.
.SATURDAY...Mostly sunny. Highs 56 to 66.
$$
=
CAZ144-011100-
Central Glenn Co & Interstate 5-
Including the city of Willows, Orland
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy with a slight chance of rain showers.
Lows around 44. Light winds.
.SUNDAY...Mostly sunny. Highs around 66. North winds up to
10 mph.
.SUNDAY NIGHT...Mostly clear. Lows around 45. Light winds.
.MONDAY...Mostly sunny. Highs around 67. Northwest winds up to
10 mph in the morning becoming light.
.MONDAY NIGHT...Mostly cloudy. Lows around 46. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 63.
.TUESDAY NIGHT...Partly cloudy with a chance of rain. Lows around
45.
.WEDNESDAY...Partly cloudy. Highs around 68.
.WEDNESDAY NIGHT...Mostly clear. Lows around 46.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
48. Highs around 71.
.SATURDAY...Sunny. Highs around 73.
&&
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 36 50 41 54 / 20 10 0 0
$$
=
CAZ145-011100-
Eastern Glenn County-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. A slight chance of rain showers late in
the night. Lows around 45. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 68. Light winds.
.SUNDAY NIGHT...Clear. Lows around 43. Light winds.
.MONDAY...Mostly sunny. Highs around 67. Light winds.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows around 45. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 64.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
around 45.
.WEDNESDAY...Partly cloudy. Highs around 69.
.WEDNESDAY NIGHT...Mostly clear. Lows around 44.
.THURSDAY...Partly cloudy. Highs around 70.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
45. Highs around 72.
.SATURDAY...Sunny. Highs around 74.
$$
=
CAZ146-011100-
Butte County Below 1000 ft-
Including the city of Chico, Oroville, Gridley
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. Lows around 46. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 66. Light winds becoming northwest up to 10 mph in the
afternoon.
.SUNDAY NIGHT...Clear. Lows 39 to 49. Light winds.
.MONDAY...Mostly sunny. Highs around 67. Light winds.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 43 to 53. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 65.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
44 to 51.
.WEDNESDAY...Partly cloudy. Highs around 69.
.WEDNESDAY NIGHT...Mostly clear. Lows 43 to 51.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 42 to
52. Highs around 71.
.SATURDAY...Sunny. Highs around 73.
&&
TEMPERATURE / PRECIPITATION
CHICO 47 68 44 68 / 10 0 0 0
OROVILLE 46 68 43 67 / 10 0 0 0
$$
=
CAZ147-011100-
W. Glenn/Colusa Foothills 1000-3000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy with a slight chance of rain showers in
the evening, then mostly cloudy with a chance of rain showers
after midnight. Lows 38 to 46. West winds up to 10 mph.
.SUNDAY...Mostly sunny. Highs 55 to 65. North winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 40 to 50. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 58 to 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 41 to 51. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
52 to 62.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows 40 to
50.
.WEDNESDAY...Partly cloudy. Warmer. Highs 58 to 68.
.WEDNESDAY NIGHT...Mostly clear. Lows 41 to 51.
.THURSDAY...Partly cloudy. Highs 59 to 69.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 44 to
54. Highs 61 to 71.
.SATURDAY...Sunny. Highs 65 to 73.
$$
=
CAZ148-011100-
Central Colusa County Incl. I-5-
Including the city of Williams
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. A slight chance of rain showers until
early morning, then a chance of rain showers late in the night.
Lows around 46. Light winds.
.SUNDAY...Mostly sunny. Highs around 65. North winds up to
10 mph.
.SUNDAY NIGHT...Clear. Lows around 46. Light winds.
.MONDAY...Mostly sunny. Highs around 65. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 48. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 62.
.TUESDAY NIGHT...Partly cloudy with a chance of rain. Lows around
47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows around 47.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
49. Highs around 70.
.SATURDAY...Sunny. Highs around 72.
$$
=
CAZ149-011100-
Eastern Colusa County-
Including the city of Colusa
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A slight chance of rain showers after
midnight. Lows around 46. Light winds.
.SUNDAY...Mostly sunny. Highs around 66. Northwest winds up to
10 mph.
.SUNDAY NIGHT...Clear. Lows around 44. Light winds.
.MONDAY...Mostly sunny. Highs around 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 47. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 63.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows around
46.
.WEDNESDAY...Partly cloudy. Highs around 68.
.WEDNESDAY NIGHT...Mostly clear. Lows around 45.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
45. Highs around 70.
.SATURDAY...Sunny. Highs around 72.
$$
=
CAZ150-011100-
Sutter/Yuba counties below 1000 ft-
Including the city of Yuba City, Beale AFB
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. Lows around 46. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 66. Northwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Patchy fog after midnight. Lows 40 to 46.
Light winds.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 44 to 52. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 65.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows around
46.
.WEDNESDAY...Partly cloudy. Highs around 68.
.WEDNESDAY NIGHT...Mostly clear. Lows 43 to 48.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 41 to
49. Highs around 70.
.SATURDAY...Sunny. Highs around 72.
&&
TEMPERATURE / PRECIPITATION
MARYSVILLE/YUBA CITY 46 67 43 67 / 0 0 0 0
$$
=
CAZ151-011100-
Yolo / Solano County Hills-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A slight chance of rain showers after
midnight. A chance of rain showers late in the night. Lows 43 to
49. West winds up to 10 mph.
.SUNDAY...Mostly sunny. Highs 57 to 65. North winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 44 to 50. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Highs 58 to 66. Light winds becoming northeast up to
10 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy. Lows 47 to 53. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
55 to 63.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
45 to 53.
.WEDNESDAY...Partly cloudy. Highs 60 to 68.
.WEDNESDAY NIGHT...Mostly clear. Lows 46 to 52.
.THURSDAY...Partly cloudy. Highs 60 to 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 47 to
54. Highs 61 to 71.
.SATURDAY...Sunny. Highs 65 to 73.
$$
=
CAZ152-011100-
W. Yolo County including Capay/I-505-
Including the city of Esparto, Winters
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A slight chance of rain showers late in
the night. Lows around 46. Light winds.
.SUNDAY...Mostly sunny. Highs around 65. Northwest winds up to
10 mph.
.SUNDAY NIGHT...Clear. Lows 45 to 50. Light winds.
.MONDAY...Mostly sunny. Highs around 66. Light winds becoming
northeast up to 10 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy. Lows 46 to 52. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 63.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
46 to 52.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows 45 to 52.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 46 to
52. Highs around 70.
.SATURDAY...Sunny. Highs around 72.
$$
=
CAZ153-011100-
C. Yolo/NE Solano including Woodland-
Including the city of Woodland, Dixon
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A slight chance of rain showers late in
the night. Lows around 46. Light winds.
.SUNDAY...Mostly sunny. Highs around 66. Northwest winds up to
10 mph.
.SUNDAY NIGHT...Clear. Lows around 45. Light winds.
.MONDAY...Mostly sunny. Highs around 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 48. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 65.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
around 47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows around 46.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
46. Highs around 70.
.SATURDAY...Sunny. Highs around 72.
$$
=
CAZ154-011100-
Sac Metro/W. El Dorado/Amador County-
Including the city of Lincoln, Roseville, Sacramento, Elk Grove,
Folsom
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers in the
evening, then a slight chance of rain showers after midnight.
Lows around 47. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 66. Northwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Patchy fog after midnight. Lows around 44.
Light winds.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows 45 to 51. Light winds.
.TUESDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 66.
.TUESDAY NIGHT...Mostly cloudy with a chance of rain. Lows around
46.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 67.
Lows around 46.
.THURSDAY...Partly cloudy. Highs around 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 42 to
48. Highs around 68.
.SATURDAY...Sunny. Highs around 71.
&&
TEMPERATURE / PRECIPITATION
SACRAMENTO 48 66 46 66 / 10 0 0 0
SAC EXEC AIRPORT 46 66 45 66 / 10 0 0 0
$$
=
CAZ155-011100-
C. Solano County including Fairfield-
Including the city of Fairfield, Vacaville
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A chance of rain showers late in the
night. Lows around 48. Southwest winds up to 10 mph.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 66. Light winds becoming north around 10 mph in the
afternoon.
.SUNDAY NIGHT...Clear. Lows 44 to 50. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs around 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 50. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 65.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
45 to 51.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 69.
Lows 45 to 51.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 51. Highs
around 70.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 45 to 51. Highs around
72.
&&
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 42 68 41 68 / 30 10 0 0
$$
=
CAZ156-011100-
SW Solano County including Vallejo-
Including the city of Vallejo, Benicia
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear in the evening, then mostly cloudy with a
slight chance of rain showers after midnight. Mostly cloudy with
a chance of rain showers late in the night. Lows 46 to 52.
Southwest winds up to 10 mph.
.SUNDAY...Mostly sunny. Highs around 66. Light winds.
.SUNDAY NIGHT...Clear. Lows 45 to 51. Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Patchy fog in the morning. Highs around 66. Light winds.
.MONDAY NIGHT...Mostly cloudy. Lows around 51. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 65.
.TUESDAY NIGHT...Partly cloudy with a chance of rain. Lows 47 to
52.
.WEDNESDAY...Partly cloudy. Highs around 68.
.WEDNESDAY NIGHT...Mostly clear. Lows 46 to 52.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows around 49.
Highs 69 to 74.
$$
=
CAZ157-011100-
Sacramento County Delta-
Including the city of Walnut Grove
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly clear. A slight chance of rain showers late in
the night. Lows 45 to 52. Southwest winds up to 10 mph.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 66. Northwest winds up to 10 mph.
.SUNDAY NIGHT...Clear. Patchy fog after midnight. Lows 43 to 52.
Light winds.
.MONDAY...Mostly sunny in the morning then becoming partly
cloudy. Areas of fog in the morning. Highs around 67. Light
winds.
.MONDAY NIGHT...Mostly cloudy. Lows 44 to 54. Light winds.
.TUESDAY...Mostly cloudy with a chance of rain showers. Highs
around 66.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
45 to 52.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 69.
Lows 44 to 52.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 44 to 51. Highs
around 70.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 42 to 50. Highs around
71.
$$
=
CAZ158-011100-
San Joaquin County Delta-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. A slight chance of rain showers late in
the night. Lows around 47. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 67. West winds up to 10 mph.
.SUNDAY NIGHT...Clear. Lows 43 to 48. Light winds.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
68. Light winds.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 44 to 49. Light winds.
.TUESDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 67.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
44 to 49.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 69.
Lows 44 to 49.
.THURSDAY...Partly cloudy. Highs around 69.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 44 to 49. Highs
around 70.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 42 to 47. Highs around
71.
$$
=
CAZ159-011100-
C. San Joaquin County including Stockton-
Including the city of Stockton, Lodi
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy with a slight chance of rain showers.
Lows around 48. Light winds.
.SUNDAY...Partly cloudy in the morning then clearing. Highs
around 67. Northwest winds up to 10 mph with gusts to around
20 mph.
.SUNDAY NIGHT...Clear. Patchy fog after midnight. Lows around 45.
Light winds.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
68. Light winds.
.MONDAY NIGHT...Partly cloudy. Lows 44 to 50. Light winds.
.TUESDAY...Mostly cloudy with a slight chance of rain showers.
Highs around 68.
.TUESDAY NIGHT...Mostly cloudy with a slight chance of rain. Lows
around 46.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows around 46.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
45. Highs around 69.
.SATURDAY...Sunny. Highs around 71.
&&
TEMPERATURE / PRECIPITATION
STOCKTON 47 67 44 69 / 20 10 0 0
MODESTO 50 67 46 68 / 50 20 0 0
$$
=
CAZ160-011100-
Tracy Triangle Below 1000 ft-
Including the city of Tracy
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. A slight chance of rain showers late in
the night. Lows around 50. Light winds.
.SUNDAY...Mostly sunny. Highs around 66. Light winds becoming
northwest around 10 mph in the afternoon. Gusts up to 20 mph.
.SUNDAY NIGHT...Clear. Lows 45 to 52. West winds up to 10 mph.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
68. Light winds.
.MONDAY NIGHT...Partly cloudy. Lows 46 to 54. Light winds.
.TUESDAY...Mostly cloudy. Highs around 67.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
47 to 52.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows 46 to 53.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 46 to 54. Highs
around 69.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 45 to 53. Highs around
71.
$$
=
CAZ161-011100-
NE San Joaquin Valley Below 1000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A slight chance of thunderstorms early
in the evening. A chance of rain showers through the night. A
slight chance of thunderstorms after midnight. Lows around 49.
Light winds.
.SUNDAY...Partly cloudy with a slight chance of rain showers in
the morning, then sunny in the afternoon. Highs around 65.
Northwest winds up to 10 mph with gusts to around 20 mph.
.SUNDAY NIGHT...Clear. Lows around 45. Northwest winds up to
10 mph with gusts to around 20 mph in the evening becoming light.
.MONDAY...Mostly sunny. Highs around 67. Light winds.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 45 to 53. Light winds.
.TUESDAY...Mostly cloudy. Highs around 67.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
around 47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 66.
Lows 44 to 50.
.THURSDAY...Partly cloudy. Highs around 67.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 44 to
50. Highs around 68.
.SATURDAY...Sunny. Highs around 70.
$$
=
CAZ162-011100-
E. Diablo Range Above 1000 ft-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Partly cloudy. A slight chance of rain showers after
midnight. Lows 40 to 50. Light winds.
.SUNDAY...Mostly sunny. Highs 54 to 64. West winds up to 10 mph
shifting to the north in the afternoon.
.SUNDAY NIGHT...Clear. Lows 41 to 50. West winds up to 10 mph
with gusts to around 20 mph.
.MONDAY...Mostly sunny. Highs 58 to 66. Light winds becoming east
around 10 mph in the afternoon.
.MONDAY NIGHT...Mostly cloudy in the evening then becoming partly
cloudy. Lows 42 to 52. Light winds.
.TUESDAY...Mostly cloudy. Highs 57 to 66.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
41 to 51.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 57 to 67.
Lows 41 to 51.
.THURSDAY...Partly cloudy. Highs 58 to 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 42 to
52. Highs 59 to 69.
.SATURDAY...Sunny. Highs 62 to 72.
$$
=
CAZ163-011100-
W. Stanislaus County Above 1000 ft & I-5-
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A slight chance of rain showers in the
evening, then a chance of rain showers after midnight. Lows
around 50. Light winds.
.SUNDAY...Mostly sunny. Highs 62 to 67. Northwest winds up to
15 mph.
.SUNDAY NIGHT...Clear. Lows 45 to 51. West winds up to 10 mph
with gusts to around 20 mph.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
67. Light winds.
.MONDAY NIGHT...Partly cloudy. Lows 45 to 54. Light winds.
.TUESDAY...Mostly cloudy. Highs 64 to 69.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
around 49.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs 64 to 69.
Lows 46 to 52.
.THURSDAY...Partly cloudy. Highs around 67.
.THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 45 to 53. Highs
around 68.
.FRIDAY NIGHT AND SATURDAY...Clear. Lows 45 to 53. Highs around
70.
$$
=
CAZ164-011100-
C. Stanislaus County including Modesto-
Including the city of Modesto, Turlock
800 PM PDT Sat Oct 31 2026
.TONIGHT...Mostly cloudy. A chance of rain showers and a slight
chance of thunderstorms early in the evening, then a chance of
rain showers in the late evening and overnight. Lows around 48.
Light winds.
.SUNDAY...Partly cloudy with a slight chance of rain showers in
the morning, then sunny in the afternoon. Highs around 66.
Northwest winds up to 10 mph with gusts to around 20 mph.
.SUNDAY NIGHT...Clear. Patchy fog after midnight. Lows around 45.
Northwest winds up to 10 mph. Gusts up to 20 mph in the evening.
.MONDAY...Patchy fog in the morning. Mostly sunny. Highs around
68. Light winds.
.MONDAY NIGHT...Partly cloudy. Lows around 46. Light winds.
.TUESDAY...Mostly cloudy. Highs around 68.
.TUESDAY NIGHT...Partly cloudy with a slight chance of rain. Lows
around 47.
.WEDNESDAY AND WEDNESDAY NIGHT...Mostly clear. Highs around 68.
Lows around 47.
.THURSDAY...Partly cloudy. Highs around 68.
.THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows around
45. Highs around 69.
.SATURDAY...Sunny. Highs around 71.
$$
=