Hot to extremely hot temperatures are in place across coastal southern California again today and the interior Northwest U.S into Thursday, with the Pacific Northwest carrying the potential for record-breaking high temperatures. A combination of monsoonal moisture and tropical moisture ahead of tropical cyclone Lorena will bring heavy rainfall and the potential for flooding through the week. Read More >
741
FPUS56 KSTO 031222
ZFPSTO
Interior Northern California Zone Forecasts for California
National Weather Service Sacramento CA
522 AM PDT Wed Sep 3 2025
Spot temperatures and probabilities of measurable precipitation
are for today, tonight, and Thursday.
CAZ013-032300-
Shasta Lake Area / Northern Shasta County-
Including the city of Shasta Dam
522 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke in the afternoon. Highs
84 to 99 higher elevations...93 to 103 lower elevations.
Prevailing northeast winds up to 10 mph shifting to the south in
the afternoon.
.TONIGHT...Mostly clear. Lows 57 to 72 higher elevations...65 to
75 lower elevations. Light winds.
.THURSDAY...Mostly sunny. Highs 82 to 97 higher elevations...
91 to 101 lower elevations. Light winds becoming south up to
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 54 to 69. Prevailing
south winds up to 10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 76 to 91 higher elevations...86 to
94 lower elevations. Light winds becoming south up to 10 mph in
the afternoon.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows 50 to 65.
.SATURDAY...Sunny. Highs 72 to 87.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 50 to 65. Highs
72 to 87.
.SUNDAY NIGHT...Partly cloudy with a slight chance of rain
showers. Lows 49 to 64.
.MONDAY AND MONDAY NIGHT...Partly cloudy with a slight chance of
rain showers. Highs 69 to 84. Lows 48 to 63.
.TUESDAY...Partly cloudy with a chance of rain showers. Highs
68 to 83.
&&
TEMPERATURE / PRECIPITATION
SHASTA DAM 100 72 99 / 0 0 0
$$
=
CAZ014-032300-
Burney Basin / Eastern Shasta County-
Including the city of Burney
522 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. A slight chance of rain showers in the
morning. Areas of smoke in the afternoon. Highs 81 to 93. Light
winds.
.TONIGHT...Mostly clear. Lows 49 to 62. Light winds.
.THURSDAY...Mostly sunny. Highs 79 to 91 higher elevations...
89 to 94 lower elevations. Light winds.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 61. Prevailing
southwest winds up to 10 mph.
.FRIDAY...Sunny. Highs 78 to 89. Light winds becoming west up to
10 mph in the afternoon.
.FRIDAY NIGHT...Mostly clear. Colder. Lows 42 to 56.
.SATURDAY...Sunny. Highs 72 to 83.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 40 to
54. Highs 71 to 83.
.MONDAY...Partly cloudy with a slight chance of rain showers.
Highs 67 to 79.
.MONDAY NIGHT AND TUESDAY...Partly cloudy with a slight chance of
rain showers. Lows 39 to 52. Highs 65 to 79.
&&
TEMPERATURE / PRECIPITATION
BURNEY 91 52 91 / 20 0 0
$$
=
CAZ015-032300-
Northern Sacramento Valley-
Including the cities of Redding and Red Bluff
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Highs 95 to 101. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 65 to 73. South winds up to 10 mph with
gusts to around 20 mph in the evening becoming light.
.THURSDAY...Sunny. Highs 94 to 100. Light winds becoming south up
to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 60 to 68. South winds up to
10 mph. Gusts up to 20 mph in the evening.
.FRIDAY...Sunny. Highs 87 to 93. South winds up to 10 mph. Gusts
up to 20 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 58 to 66.
.SATURDAY...Sunny. Highs around 87.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 58 to
65. Highs around 87.
.MONDAY THROUGH TUESDAY...Partly cloudy with a slight chance of
rain showers. Highs around 84. Lows 58 to 64.
&&
TEMPERATURE / PRECIPITATION
REDDING 101 67 99 / 0 0 0
RED BLUFF 99 68 98 / 0 0 0
$$
=
CAZ016-032300-
Central Sacramento Valley-
Including the cities of Chico, Oroville, and Marysville/Yuba City
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Highs around 95. Light winds becoming south up to
10 mph in the afternoon.
.TONIGHT...Clear. Lows 61 to 69. Southeast winds up to 10 mph.
.THURSDAY...Sunny. Highs around 95. Southeast winds up to 10 mph.
.THURSDAY NIGHT...Clear. Lows 58 to 64. South winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY...Sunny. Highs around 87. Southeast winds up to 10 mph.
.FRIDAY NIGHT...Clear. Lows 56 to 62.
.SATURDAY...Mostly sunny. Highs around 86.
.SATURDAY NIGHT...Clear. Lows 56 to 62.
.SUNDAY THROUGH TUESDAY...Mostly clear. Highs around 85. Lows
56 to 62.
&&
TEMPERATURE / PRECIPITATION
CHICO 96 69 96 / 0 0 0
OROVILLE 96 66 96 / 0 0 0
MARYSVILLE/YUBA CITY 96 63 96 / 0 0 0
$$
=
CAZ017-032300-
Southern Sacramento Valley-
Including the city of Sacramento
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Highs 91 to 97. Southwest winds up to 10 mph.
.TONIGHT...Clear. Lows 57 to 67. South winds up to 10 mph with
gusts to around 20 mph.
.THURSDAY...Mostly sunny. Highs 88 to 96. South winds up to
10 mph with gusts to around 20 mph.
.THURSDAY NIGHT...Clear. Lows 57 to 64. South winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY...Mostly sunny. Highs 82 to 90. South winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY NIGHT...Clear. Lows 56 to 62.
.SATURDAY...Mostly sunny. Highs 83 to 89.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows 56 to 63.
Highs 83 to 90.
.MONDAY...Mostly sunny. Highs 82 to 88.
.MONDAY NIGHT...Clear. Lows 57 to 63.
.TUESDAY...Mostly sunny. Highs 82 to 88.
&&
TEMPERATURE / PRECIPITATION
SACRAMENTO 95 62 92 / 0 0 0
SAC EXEC AIRPORT 93 60 91 / 0 0 0
$$
=
CAZ018-032300-
Carquinez Strait and Delta-
Including the city of Fairfield/Suisun
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Near the bay, mostly cloudy in the morning then
clearing. Highs 84 to 90. West winds 10 to 15 mph with gusts to
around 25 mph.
.TONIGHT...Clear. Near the bay, clear in the evening then
becoming mostly cloudy. Lows around 59. West winds 10 to 15 mph
with gusts to around 25 mph.
.THURSDAY...Mostly sunny. Near the bay, mostly cloudy in the
morning then clearing. Highs 82 to 88. West winds 10 to 15 mph
with gusts to around 30 mph.
.THURSDAY NIGHT...Clear. Near the bay, clear in the evening then
becoming mostly cloudy. Lows around 60. Southwest winds 10 to
15 mph with gusts to around 30 mph.
.FRIDAY...Partly cloudy in the morning then clearing. Highs 78 to
84. Southwest winds 10 to 15 mph with gusts to around 30 mph.
.FRIDAY NIGHT...Clear. Lows around 59.
.SATURDAY...Sunny. Highs 80 to 86.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows around 60.
Highs 80 to 86.
.MONDAY...Mostly sunny. Highs 79 to 85.
.MONDAY NIGHT...Clear. Lows around 60.
.TUESDAY...Mostly sunny. Highs 78 to 84.
&&
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 91 59 88 / 0 0 0
$$
=
CAZ019-032300-
Northern San Joaquin Valley-
Including the cities of Stockton and Modesto
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Highs 91 to 97. Northwest winds up to 10 mph.
.TONIGHT...Clear. Lows 58 to 68. Northwest winds up to 10 mph.
.THURSDAY...Mostly sunny. Highs 89 to 95. Northwest winds up to
10 mph.
.THURSDAY NIGHT...Clear. Lows 57 to 65. Northwest winds up to
10 mph with gusts to around 20 mph.
.FRIDAY...Sunny. Highs 83 to 89. Northwest winds up to 10 mph
with gusts to around 20 mph.
.FRIDAY NIGHT...Clear. Lows 56 to 64.
.SATURDAY...Sunny. Highs 83 to 89.
.SATURDAY NIGHT THROUGH MONDAY NIGHT...Clear. Lows 57 to 64.
Highs 81 to 89.
.TUESDAY...Mostly sunny. Highs 80 to 86.
&&
TEMPERATURE / PRECIPITATION
STOCKTON 96 61 94 / 0 0 0
MODESTO 96 65 95 / 0 0 0
$$
=
CAZ063-032300-
Mountains Southwestern Shasta County to Western Colusa County-
Including the city of Alder Springs
522 AM PDT Wed Sep 3 2025
.TODAY...Sunny. Highs 76 to 91 higher elevations...93 to 98 lower
elevations. Prevailing northeast winds up to 10 mph shifting to
the southeast in the afternoon.
.TONIGHT...Clear. Lows 60 to 72 higher elevations...69 to
77 lower elevations. Prevailing south winds up to 10 mph in the
evening becoming light.
.THURSDAY...Mostly sunny. Highs 76 to 91 higher elevations...
92 to 97 lower elevations. Light winds becoming southeast up to
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Cooler. Lows 56 to 70. Prevailing
south winds up to 10 mph shifting to the west after midnight.
.FRIDAY...Sunny. Highs 69 to 84 higher elevations...around
88 lower elevations. Light winds becoming southeast up to 10 mph
in the afternoon.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows 53 to 68.
.SATURDAY...Mostly sunny. Highs 70 to 85.
.SATURDAY NIGHT AND SUNDAY...Mostly clear. Lows 52 to 67. Highs
70 to 85.
.SUNDAY NIGHT THROUGH MONDAY NIGHT...Partly cloudy with a slight
chance of rain showers. Lows 51 to 66. Highs 68 to 83.
.TUESDAY...Partly cloudy with a chance of rain showers. Highs
66 to 81.
&&
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 83 66 82 / 0 0 0
$$
=
CAZ066-032300-
Northeast Foothills/Sacramento Valley-
Including the city of Paradise
522 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. Highs 85 to 99. Light winds becoming
southwest up to 10 mph in the afternoon.
.TONIGHT...Clear. Lows 65 to 75. Light winds.
.THURSDAY...Sunny. Highs 85 to 97. Light winds becoming southwest
up to 10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 62 to 70. Prevailing south
winds up to 10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 79 to 91. Light winds becoming southwest
up to 10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 57 to 67.
.SATURDAY...Sunny. Highs 75 to 87.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 56 to
67. Highs 75 to 87.
.MONDAY THROUGH TUESDAY...Partly cloudy with a slight chance of
rain showers. Highs 72 to 85. Lows 55 to 66.
&&
TEMPERATURE / PRECIPITATION
PARADISE 90 72 90 / 10 0 0
$$
=
CAZ067-032300-
Motherlode-
Including the cities of Grass Valley and Jackson
522 AM PDT Wed Sep 3 2025
.TODAY...Areas of smoke until late afternoon. Sunny. Highs 87 to
95. Light winds becoming west up to 10 mph in the afternoon.
.TONIGHT...Clear. Lows 63 to 73. Light winds.
.THURSDAY...Sunny. Highs 86 to 94. Light winds becoming west up
to 10 mph in the afternoon.
.THURSDAY NIGHT...Clear. Lows 59 to 69. Prevailing west winds up
to 10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 81 to 89. Light winds becoming southwest
up to 10 mph in the afternoon.
.FRIDAY NIGHT...Clear. Lows 55 to 65.
.SATURDAY...Sunny. Highs 77 to 87.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Clear. Lows 55 to 65.
Highs 77 to 87.
.MONDAY THROUGH TUESDAY...Mostly clear. Highs 74 to 85. Lows
54 to 63.
&&
TEMPERATURE / PRECIPITATION
GRASS VALLEY 88 65 89 / 0 0 0
JACKSON 92 66 91 / 0 0 0
$$
=
CAZ068-032300-
Western Plumas County/Lassen Park-
Including the cities of Chester and Quincy
522 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. A slight chance of rain showers early in
the morning. A slight chance of showers and thunderstorms late in
the afternoon. Areas of smoke in the late morning and early
afternoon. Highs 71 to 86 higher elevations...78 to 93 lower
elevations. Prevailing east winds up to 10 mph shifting to the
southwest in the afternoon.
.TONIGHT...Mostly clear. Lows 54 to 69. Light winds.
.THURSDAY...Mostly sunny. Highs 71 to 86 higher elevations...
77 to 92 lower elevations. Light winds becoming southwest up to
10 mph in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 52 to 67. Prevailing
southwest winds up to 10 mph in the evening becoming light.
.FRIDAY...Sunny. Highs 66 to 81 higher elevations...72 to
87 lower elevations. Light winds becoming southwest up to 10 mph
in the afternoon.
.FRIDAY NIGHT...Mostly clear. Cooler. Lows 46 to 61.
.SATURDAY...Sunny. Highs 65 to 80.
.SATURDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 45 to
60. Highs 65 to 80.
.MONDAY THROUGH TUESDAY...Partly cloudy with a slight chance of
rain showers. Highs 61 to 76. Lows 44 to 59.
&&
TEMPERATURE / PRECIPITATION
QUINCY 93 51 92 / 20 10 10
CHESTER 88 51 88 / 30 10 10
$$
=
CAZ069-032300-
West Slope Northern Sierra Nevada-
Including the city of Blue Canyon
522 AM PDT Wed Sep 3 2025
.TODAY...Mostly sunny. Areas of smoke through the day. A slight
chance of showers and thunderstorms late in the afternoon. Highs
68 to 83 higher elevations...83 to 93 lower elevations.
Prevailing east winds up to 10 mph shifting to the west in the
afternoon.
.TONIGHT...Clear. Areas of smoke after midnight. Lows 48 to
63 higher elevations...59 to 73 lower elevations. Light winds
becoming east up to 10 mph after midnight.
.THURSDAY...Mostly sunny. At higher elevations, a slight chance
of rain showers in the afternoon. Highs 68 to 83 higher
elevations...82 to 92 lower elevations. Prevailing east winds up
to 10 mph shifting to the west in the afternoon.
.THURSDAY NIGHT...Mostly clear. Lows 47 to 62 higher elevations...
57 to 71 lower elevations. Prevailing west winds up to 10 mph in
the evening becoming light.
.FRIDAY...Sunny. A slight chance of rain showers in the
afternoon. Highs 65 to 80 higher elevations...77 to 89 lower
elevations. Prevailing southeast winds up to 10 mph shifting to
the southwest in the afternoon.
.FRIDAY NIGHT...Clear, cooler. Lows 46 to 61.
.SATURDAY...Mostly sunny. Highs 65 to 80.
.SATURDAY NIGHT AND SUNDAY...Clear. Lows 44 to 59. Highs 65 to
80.
.SUNDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 43 to 58.
Highs 63 to 78.
&&
TEMPERATURE / PRECIPITATION
BLUE CANYON 82 66 81 / 10 10 0
$$
=
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