731
FPUS56 KSTO 170455
ZFPSTO
INTERIOR NORTHERN CALIFORNIA ZONE FORECASTS FOR CALIFORNIA
NATIONAL WEATHER SERVICE SACRAMENTO CA
954 PM PDT FRI MAY 16 2025
SPOT TEMPERATURES AND PROBABILITIES OF MEASURABLE PRECIPITATION
ARE FOR TONIGHT, SATURDAY, SATURDAY NIGHT, AND SUNDAY.
CAZ013-171100-
SHASTA LAKE AREA / NORTHERN SHASTA COUNTY-
INCLUDING THE CITY OF SHASTA DAM
954 PM PDT FRI MAY 16 2025
TONIGHT
MOSTLY CLOUDY. AT HIGHER ELEVATIONS, A SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE NIGHT. 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 35 TO 50 HIGHER ELEVATIONS
44 TO
54 LOWER ELEVATIONS. PREVAILING NORTH WINDS UP TO 15 MPH.
MONDAY
SUNNY, WARMER. HIGHS 70 TO 85.
MONDAY NIGHT
CLEAR. LOWS 43 TO 58.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 74 TO 89. LOWS 44 TO 59.
TEMPERATURE / PRECIPITATION
SHASTA DAM 57 75 51 77 / 10 10 0 0
=
CAZ014-171100-
BURNEY BASIN / EASTERN SHASTA COUNTY-
INCLUDING THE CITY OF BURNEY
954 PM PDT FRI MAY 16 2025
TONIGHT
MOSTLY CLOUDY. A CHANCE OF RAIN SHOWERS LATE IN THE
NIGHT. 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. PREVAILING NORTH WINDS UP
TO 15 MPH.
MONDAY
SUNNY, WARMER. HIGHS 66 TO 78.
MONDAY NIGHT
CLEAR. LOWS 37 TO 46.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 70 TO 84. LOWS 37 TO 48.
TEMPERATURE / PRECIPITATION
BURNEY 47 63 35 64 / 30 40 0 0
=
CAZ015-171100-
NORTHERN SACRAMENTO VALLEY-
INCLUDING THE CITIES OF REDDING AND RED BLUFF
954 PM PDT FRI MAY 16 2025
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. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
MONDAY
SUNNY. HIGHS AROUND 89.
MONDAY NIGHT
CLEAR. LOWS 56 TO 62.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 88 TO 96. LOWS 56 TO 64.
TEMPERATURE / PRECIPITATION
REDDING 57 79 51 80 / 10 10 0 0
RED BLUFF 59 80 53 80 / 10 10 0 0
=
CAZ016-171100-
CENTRAL SACRAMENTO VALLEY-
INCLUDING THE CITIES OF CHICO, OROVILLE, AND MARYSVILLE/YUBA CITY
954 PM PDT FRI MAY 16 2025
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. NORTH WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
MONDAY
SUNNY, WARMER. HIGHS 87 TO 92.
MONDAY NIGHT
CLEAR. LOWS AROUND 59.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 88 TO 97. LOWS 58 TO 64.
TEMPERATURE / PRECIPITATION
CHICO 59 80 55 81 / 10 20 0 0
OROVILLE 58 79 53 80 / 10 10 0 0
MARYSVILLE/YUBA CITY 57 79 54 82 / 0 10 0 0
=
CAZ017-171100-
SOUTHERN SACRAMENTO VALLEY-
INCLUDING THE CITY OF SACRAMENTO
954 PM PDT FRI MAY 16 2025
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. NORTHWEST WINDS 10 TO
15 MPH WITH GUSTS TO AROUND 35 MPH.
MONDAY
SUNNY, WARMER. HIGHS 85 TO 92.
MONDAY NIGHT
CLEAR. LOWS 55 TO 61.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 86 TO 96. LOWS 54 TO 63.
TEMPERATURE / PRECIPITATION
SACRAMENTO 56 79 56 82 / 0 0 0 0
SAC EXEC AIRPORT 55 79 53 81 / 0 0 0 0
=
CAZ018-171100-
CARQUINEZ STRAIT AND DELTA-
INCLUDING THE CITY OF FAIRFIELD/SUISUN
954 PM PDT FRI MAY 16 2025
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. WEST WINDS 10 TO 15 MPH
WITH GUSTS TO AROUND 30 MPH.
MONDAY
SUNNY, WARMER. HIGHS 85 TO 91.
MONDAY NIGHT
CLEAR. LOWS AROUND 57.
TUESDAY THROUGH THURSDAY NIGHT
CLEAR. HIGHS 86 TO 92. LOWS
55 TO 61.
FRIDAY
SUNNY. HIGHS 81 TO 87.
TEMPERATURE / PRECIPITATION
FAIRFIELD/SUISUN 52 79 51 82 / 0 0 0 0
=
CAZ019-171100-
NORTHERN SAN JOAQUIN VALLEY-
INCLUDING THE CITIES OF STOCKTON AND MODESTO
954 PM PDT FRI MAY 16 2025
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. NORTHWEST WINDS 10 TO
20 MPH WITH GUSTS TO AROUND 30 MPH.
MONDAY
SUNNY, WARMER. HIGHS 83 TO 91.
MONDAY NIGHT
CLEAR. LOWS 54 TO 60.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 86 TO 96. LOWS 54 TO 62.
TEMPERATURE / PRECIPITATION
STOCKTON 54 79 51 82 / 0 0 0 0
MODESTO 57 77 53 82 / 0 0 0 0
=
CAZ063-171100-
MOUNTAINS SOUTHWESTERN SHASTA COUNTY TO WESTERN COLUSA COUNTY-
INCLUDING THE CITY OF ALDER SPRINGS
954 PM PDT FRI MAY 16 2025
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 39 TO 53 HIGHER ELEVATIONS
48 TO
56 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH WITH
GUSTS TO AROUND 35 MPH.
MONDAY
SUNNY, WARMER. HIGHS 68 TO 83.
MONDAY NIGHT
CLEAR. LOWS 46 TO 61.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 72 TO 87. LOWS 48 TO 63.
TEMPERATURE / PRECIPITATION
ALDER SPRINGS 47 60 43 64 / 0 0 0 0
=
CAZ066-171100-
NORTHEAST FOOTHILLS/SACRAMENTO VALLEY-
INCLUDING THE CITY OF PARADISE
954 PM PDT FRI MAY 16 2025
TONIGHT
MOSTLY CLOUDY UNTIL EARLY MORNING, THEN A SLIGHT
CHANCE OF RAIN SHOWERS LATE IN THE NIGHT. 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. PREVAILING NORTH WINDS UP
TO 15 MPH WITH GUSTS TO AROUND 30 MPH.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 88.
MONDAY NIGHT
CLEAR. LOWS 52 TO 62.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 77 TO 92. LOWS 52 TO 65.
TEMPERATURE / PRECIPITATION
PARADISE 55 69 51 72 / 10 30 0 0
=
CAZ067-171100-
MOTHERLODE-
INCLUDING THE CITIES OF GRASS VALLEY AND JACKSON
954 PM PDT FRI MAY 16 2025
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. PREVAILING NORTHWEST WINDS
UP TO 10 MPH SHIFTING TO THE NORTHEAST AFTER MIDNIGHT. GUSTS UP
TO 25 MPH.
MONDAY
SUNNY, WARMER. HIGHS 76 TO 86.
MONDAY NIGHT
CLEAR. LOWS 52 TO 58.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 78 TO 93. LOWS 52 TO 61.
TEMPERATURE / PRECIPITATION
GRASS VALLEY 51 66 46 69 / 10 20 0 0
JACKSON 52 71 48 74 / 0 10 0 0
=
CAZ068-171100-
WESTERN PLUMAS COUNTY/LASSEN PARK-
INCLUDING THE CITIES OF CHESTER AND QUINCY
954 PM PDT FRI MAY 16 2025
TONIGHT
MOSTLY CLOUDY UNTIL EARLY MORNING, THEN A SLIGHT
CHANCE OF RAIN SHOWERS LATE IN THE NIGHT. 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. PREVAILING NORTH WINDS UP
TO 15 MPH.
MONDAY
SUNNY, WARMER. HIGHS 62 TO 77.
MONDAY NIGHT
CLEAR. LOWS 38 TO 53.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 66 TO 81. LOWS 40 TO 55.
TEMPERATURE / PRECIPITATION
QUINCY 46 65 36 70 / 10 60 10 0
CHESTER 42 61 30 64 / 20 60 10 0
=
CAZ069-171100-
WEST SLOPE NORTHERN SIERRA NEVADA-
INCLUDING THE CITY OF BLUE CANYON
954 PM PDT FRI MAY 16 2025
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. AT HIGHER ELEVATIONS, 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 28 TO 43 HIGHER ELEVATIONS
42 TO
52 LOWER ELEVATIONS. PREVAILING NORTHWEST WINDS 5 TO 15 MPH
SHIFTING TO THE NORTHEAST AFTER MIDNIGHT.
MONDAY
SUNNY, WARMER. HIGHS 61 TO 76.
MONDAY NIGHT
CLEAR. LOWS 38 TO 53.
TUESDAY THROUGH FRIDAY
CLEAR. HIGHS 65 TO 80. LOWS 40 TO 55.
TEMPERATURE / PRECIPITATION
BLUE CANYON 47 54 42 60 / 10 30 10 0
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