520
FPUS56 KSTO 161934
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
1234 PM PDT FRI MAY 16 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TODAY, TONIGHT, AND SATURDAY.
CAZ013-162300-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
1234 PM PDT FRI MAY 16 2025
TODAY...MOSTLY SUNNY. HIGHS 66 TO 81 HIGHER ELEVATIONS
78 TO
86 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH.
TONIGHT
MOSTLY CLOUDY. AT HIGHER ELEVATIONS, A SLIGHT CHANCE
OF RAIN SHOWERS AFTER MIDNIGHT. LOWS 42 TO 55 HIGHER ELEVATIONS...
51 TO 58 LOWER ELEVATIONS. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. AT LOWER
ELEVATIONS, A SLIGHT CHANCE OF RAIN SHOWERS IN THE MORNING. AT
HIGHER ELEVATIONS, A SLIGHT CHANCE OF RAIN SHOWERS. HIGHS 56 TO
71 HIGHER ELEVATIONS...69 TO 77 LOWER ELEVATIONS. PREVAILING
NORTHWEST WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR, COLDER. LOWS 33 TO 48 HIGHER
ELEVATIONS...43 TO 52 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP
TO 15 MPH.
SUNDAY...SUNNY. HIGHS 57 TO 72 HIGHER ELEVATIONS
69 TO
79 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH WITH
GUSTS TO AROUND 25 MPH.
SUNDAY NIGHT
CLEAR. LOWS 37 TO 52.
MONDAY
SUNNY, WARMER. HIGHS 70 TO 85.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 44 TO 59. HIGHS
73 TO 88.
TEMPERATURE / PRECIPITATION
SHASTA DAM 84 57 75 / 0 10 10
=
CAZ014-162300-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
1234 PM PDT FRI MAY 16 2025
TODAY
MOSTLY SUNNY. HIGHS 64 TO 77. LIGHT WINDS.
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS AFTER
MIDNIGHT. LOWS 40 TO 52. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 53 TO 66. PREVAILING
NORTHWEST WINDS UP TO 10 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN CLEARING.
COLDER. LOWS 29 TO 39. PREVAILING NORTH WINDS UP TO 15 MPH.
SUNDAY...SUNNY. HIGHS 52 TO 63 HIGHER ELEVATIONS
61 TO
67 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH.
SUNDAY NIGHT
CLEAR. LOWS 29 TO 39.
MONDAY
SUNNY, WARMER. HIGHS 66 TO 78.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 37 TO 48. HIGHS
68 TO 83.
TEMPERATURE / PRECIPITATION
BURNEY 74 47 63 / 0 30 40
=
CAZ015-162300-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
1234 PM PDT FRI MAY 16 2025
TODAY
MOSTLY SUNNY. HIGHS 83 TO 88. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 25 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS AROUND 58. SOUTHWEST WINDS UP TO 10 MPH SHIFTING TO
THE NORTHWEST AFTER MIDNIGHT.
SATURDAY
MOSTLY SUNNY. HIGHS 75 TO 80. NORTHWEST WINDS UP TO
15 MPH WITH GUSTS TO AROUND 25 MPH.
SATURDAY NIGHT
CLEAR. LOWS 49 TO 55. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY
SUNNY. HIGHS AROUND 79. NORTH WINDS 10 TO 20 MPH WITH
GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 50 TO 56.
MONDAY
SUNNY. HIGHS AROUND 89.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 56 TO 64. HIGHS
88 TO 96.
TEMPERATURE / PRECIPITATION
REDDING 87 57 79 / 0 10 10
RED BLUFF 88 59 80 / 0 10 10
=
CAZ016-162300-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
1234 PM PDT FRI MAY 16 2025
TODAY
MOSTLY SUNNY. HIGHS 83 TO 89. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS AROUND 58. SOUTH WINDS UP TO 10 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS 76 TO 81. EAST WINDS UP TO 10 MPH
SHIFTING TO THE NORTH AROUND 10 MPH IN THE AFTERNOON. GUSTS UP TO
20 MPH.
SATURDAY NIGHT
CLEAR. LOWS 52 TO 58. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 25 MPH.
SUNDAY
SUNNY. HIGHS 77 TO 82. NORTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 53 TO 59.
MONDAY
SUNNY, WARMER. HIGHS 87 TO 92.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 58 TO 64. HIGHS
87 TO 97.
TEMPERATURE / PRECIPITATION
CHICO 87 59 80 / 0 10 20
OROVILLE 86 58 79 / 0 10 10
MARYSVILLE/YUBA CITY 87 57 79 / 0 0 10
=
CAZ017-162300-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
1234 PM PDT FRI MAY 16 2025
TODAY
SUNNY. HIGHS 82 TO 89. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON. GUSTS UP TO 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 52 TO 58. SOUTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
74 TO 82. SOUTH WINDS 10 TO 15 MPH SHIFTING TO THE WEST IN THE
AFTERNOON.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 57. WEST WINDS AROUND
10 MPH WITH GUSTS TO AROUND 25 MPH.
SUNDAY
SUNNY. HIGHS 76 TO 83. NORTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 52 TO 62.
MONDAY
SUNNY, WARMER. HIGHS 85 TO 92.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 55 TO 63. HIGHS
86 TO 96.
TEMPERATURE / PRECIPITATION
SACRAMENTO 87 56 79 / 0 0 0
SAC EXEC AIRPORT 87 55 79 / 0 0 0
=
CAZ018-162300-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
1234 PM PDT FRI MAY 16 2025
TODAY
SUNNY. HIGHS 78 TO 84. WEST WINDS AROUND 10 MPH WITH
GUSTS TO AROUND 25 MPH.
TONIGHT
MOSTLY CLEAR. LOWS AROUND 54. SOUTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
72 TO 78. WEST WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 30 MPH.
SATURDAY NIGHT
CLEAR. LOWS AROUND 53. WEST WINDS 10 TO 20 MPH
WITH GUSTS TO AROUND 30 MPH.
SUNDAY
SUNNY. HIGHS 77 TO 83. NORTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS AROUND 58.
MONDAY
SUNNY, WARMER. HIGHS 85 TO 91.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 55 TO 61. HIGHS
86 TO 92.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 84 52 79 / 0 0 0
=
CAZ019-162300-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
1234 PM PDT FRI MAY 16 2025
TODAY
MOSTLY SUNNY. HIGHS 79 TO 88. NORTHWEST WINDS UP TO
10 MPH WITH GUSTS TO AROUND 20 MPH.
TONIGHT
MOSTLY CLEAR. LOWS 50 TO 58. WEST WINDS UP TO 10 MPH
WITH GUSTS TO AROUND 25 MPH.
SATURDAY
MOSTLY CLOUDY IN THE MORNING THEN CLEARING. HIGHS
69 TO 79. WEST WINDS 10 TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
SATURDAY NIGHT
CLEAR. LOWS 47 TO 55. WEST WINDS UP TO 15 MPH.
GUSTS UP TO 30 MPH DECREASING TO 20 MPH AFTER MIDNIGHT.
SUNDAY
SUNNY. HIGHS 75 TO 82. NORTHWEST WINDS 10 TO 20 MPH
WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 51 TO 61.
MONDAY
SUNNY, WARMER. HIGHS 83 TO 91.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 54 TO 62. HIGHS
83 TO 93.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 88 TO 97. LOWS 56 TO
62.
TEMPERATURE / PRECIPITATION
STOCKTON 88 54 79 / 0 0 0
MODESTO 87 57 77 / 0 0 0
=
CAZ063-162300-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
1234 PM PDT FRI MAY 16 2025
TODAY...MOSTLY SUNNY. HIGHS 61 TO 76 HIGHER ELEVATIONS
78 TO
84 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS UP TO 10 MPH
SHIFTING TO THE NORTHEAST IN THE AFTERNOON. GUSTS UP TO 30 MPH.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 39 TO 54 HIGHER ELEVATIONS...53 TO 59 LOWER
ELEVATIONS. PREVAILING WEST WINDS UP TO 15 MPH WITH GUSTS TO
AROUND 30 MPH.
SATURDAY...MOSTLY SUNNY. HIGHS 51 TO 66 HIGHER ELEVATIONS
68 TO 76 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
SATURDAY NIGHT
CLEAR, COLDER. LOWS 34 TO 49 HIGHER
ELEVATIONS...47 TO 53 LOWER ELEVATIONS. PREVAILING NORTHWEST
WINDS 10 TO 20 MPH WITH GUSTS TO AROUND 35 MPH.
SUNDAY...SUNNY, WARMER. HIGHS 55 TO 70 HIGHER ELEVATIONS
71 TO
79 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH WITH
GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 42 TO 57.
MONDAY
SUNNY, WARMER. HIGHS 68 TO 83.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 48 TO 63. HIGHS
71 TO 86.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 69 47 60 / 0 0 0
=
CAZ066-162300-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
1234 PM PDT FRI MAY 16 2025
TODAY...MOSTLY SUNNY. HIGHS 69 TO 81 HIGHER ELEVATIONS
76 TO
84 LOWER ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN
THE AFTERNOON.
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLOUDY. LOWS 50 TO 60. LIGHT WINDS.
SATURDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY
SUNNY. A SLIGHT CHANCE OF RAIN SHOWERS. HIGHS 61 TO 72 HIGHER
ELEVATIONS...68 TO 76 LOWER ELEVATIONS. PREVAILING WEST WINDS UP
TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
SATURDAY NIGHT
CLEAR, COLDER. LOWS 42 TO 54. PREVAILING NORTH
WINDS UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH.
SUNDAY
SUNNY. HIGHS 66 TO 78. PREVAILING NORTH WINDS UP TO
15 MPH WITH GUSTS TO AROUND 30 MPH.
SUNDAY NIGHT
CLEAR. LOWS 45 TO 57.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 88.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 52 TO 65. HIGHS
77 TO 92.
TEMPERATURE / PRECIPITATION
PARADISE 78 55 69 / 0 10 30
=
CAZ067-162300-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
1234 PM PDT FRI MAY 16 2025
TODAY
SUNNY. HIGHS 72 TO 84. LIGHT WINDS BECOMING WEST UP TO
10 MPH IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 50 TO 56. LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH
A SLIGHT CHANCE OF RAIN SHOWERS IN THE AFTERNOON. HIGHS 61 TO 75.
PREVAILING SOUTHWEST WINDS UP TO 10 MPH.
SATURDAY NIGHT
CLEAR. LOWS 45 TO 51. PREVAILING WEST WINDS UP
TO 10 MPH IN THE EVENING BECOMING LIGHT.
SUNDAY
SUNNY. HIGHS 65 TO 77. LIGHT WINDS BECOMING NORTHWEST
UP TO 10 MPH WITH GUSTS TO AROUND 25 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 48 TO 54.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 86.
MONDAY NIGHT THROUGH TUESDAY NIGHT
CLEAR. LOWS 52 TO 60. HIGHS
76 TO 89.
WEDNESDAY THROUGH THURSDAY
CLEAR. HIGHS 80 TO 93. LOWS 54 TO
61.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 75 51 66 / 0 10 20
JACKSON 80 52 71 / 0 0 10
=
CAZ068-162300-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
1234 PM PDT FRI MAY 16 2025
TODAY...MOSTLY SUNNY. HIGHS 54 TO 69 HIGHER ELEVATIONS
61 TO
75 LOWER ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN
THE AFTERNOON.
TONIGHT
PARTLY CLOUDY IN THE EVENING, THEN MOSTLY CLOUDY WITH
A SLIGHT CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. LOWS 37 TO 52.
LIGHT WINDS.
SATURDAY
MOSTLY CLOUDY WITH A CHANCE OF RAIN SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS. HIGHS 44 TO 59 HIGHER
ELEVATIONS...51 TO 65 LOWER ELEVATIONS. PREVAILING WEST WINDS UP
TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. COLDER. LOWS 26 TO 41 HIGHER
ELEVATIONS...31 TO 46 LOWER ELEVATIONS. PREVAILING NORTHWEST
WINDS UP TO 10 MPH SHIFTING TO THE NORTH AFTER MIDNIGHT.
SUNDAY...SUNNY, WARMER. HIGHS 48 TO 63 HIGHER ELEVATIONS
55 TO
69 LOWER ELEVATIONS. PREVAILING NORTHEAST WINDS UP TO 10 MPH
SHIFTING TO THE NORTHWEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.
SUNDAY NIGHT
CLEAR. LOWS 32 TO 47.
MONDAY
SUNNY, WARMER. HIGHS 62 TO 77.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 40 TO 55. HIGHS
65 TO 80.
TEMPERATURE / PRECIPITATION
QUINCY 77 46 65 / 10 10 60
CHESTER 72 42 61 / 10 20 60
=
CAZ069-162300-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
1234 PM PDT FRI MAY 16 2025
TODAY...MOSTLY SUNNY. HIGHS 53 TO 68 HIGHER ELEVATIONS
66 TO
76 LOWER ELEVATIONS. LIGHT WINDS BECOMING WEST UP TO 10 MPH IN
THE AFTERNOON.
TONIGHT...PARTLY CLOUDY. LOWS 34 TO 49 HIGHER ELEVATIONS
46 TO
54 LOWER ELEVATIONS. PREVAILING WEST WINDS UP TO 10 MPH IN THE
EVENING BECOMING LIGHT.
SATURDAY
MOSTLY CLOUDY IN THE MORNING, THEN PARTLY CLOUDY WITH
A CHANCE OF RAIN SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS IN
THE AFTERNOON. HIGHS 42 TO 57 HIGHER ELEVATIONS...55 TO 65 LOWER
ELEVATIONS. SNOW LEVEL 7500 FEET IN THE AFTERNOON. PREVAILING
SOUTHWEST WINDS UP TO 15 MPH WITH GUSTS TO AROUND 40 MPH...EXCEPT
SOUTHWEST UP TO 30 MPH WITH GUSTS TO AROUND 45 MPH OVER RIDGES.
SATURDAY NIGHT
MOSTLY CLEAR. A SLIGHT CHANCE OF RAIN AND SNOW
SHOWERS IN THE EVENING. COLDER. LOWS 26 TO 41 HIGHER ELEVATIONS...
39 TO 49 LOWER ELEVATIONS. SNOW LEVEL 7500 FEET. PREVAILING WEST
WINDS UP TO 10 MPH IN THE EVENING BECOMING LIGHT. GUSTS UP TO
25 MPH.
SUNDAY...SUNNY, WARMER. HIGHS 48 TO 63 HIGHER ELEVATIONS
60 TO
70 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 10 MPH SHIFTING
TO THE WEST IN THE AFTERNOON. GUSTS UP TO 25 MPH.
SUNDAY NIGHT
CLEAR. LOWS 32 TO 47.
MONDAY
SUNNY, WARMER. HIGHS 61 TO 76.
MONDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 40 TO 55. HIGHS
64 TO 79.
TEMPERATURE / PRECIPITATION
BLUE CANYON 66 47 54 / 0 10 30
=
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