Marine Weather and Tide Forecast for Walnut Grove, CA
![]() | Sunrise 5:39 AM Sunset 8:32 PM Moonrise 11:59 PM Moonset 11:00 AM |
PZZ530 San Pablo Bay, Suisun Bay, The West Delta And The San Francisco Bay North Of The Bay Bridge- 855 Am Pdt Tue Jun 17 2025
Today - SW wind 5 to 10 kt, becoming W 10 to 15 kt late.
Tonight - SW wind 10 to 15 kt.
Wed - SW wind 5 to 10 kt.
Wed night - SW wind 10 to 15 kt.
Juneteenth - SW wind 10 to 15 kt.
Thu night - W wind 15 to 20 kt.
Fri - W wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon.
Fri night - W wind 15 to 20 kt.
Sat - W wind 10 to 15 kt, rising to 15 to 20 kt in the afternoon.
Sat night - W wind 15 to 20 kt, easing to 10 to 15 kt after midnight.
PZZ500 855 Am Pdt Tue Jun 17 2025
Synopsis for the central california coast and bays including the Monterey bay - Greater farallones - .and cordell bank national marine sanctuaries - .
gusty northwesterly winds and moderate to rough seas continue across most of the coastal waters. Winds will continue to strengthen and significant wave heights will build starting mid week, remaining elevated through early next week. Gale warnings in effect for the coastal jet areas south of point reyes and point sur.
gusty northwesterly winds and moderate to rough seas continue across most of the coastal waters. Winds will continue to strengthen and significant wave heights will build starting mid week, remaining elevated through early next week. Gale warnings in effect for the coastal jet areas south of point reyes and point sur.
7 Day Forecast for Marine Location Near Walnut Grove, CA

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Tide / Current data from XTide NOT FOR NAVIGATION |   |
New Hope Bridge %234, San Joaquin River, California, Tide feet
Vulcan Island .5 mi E Click for Map Tue -- 12:32 AM PDT Moonrise Tue -- 01:01 AM PDT -0.00 knots Slack Tue -- 03:25 AM PDT -0.29 knots Max Ebb Tue -- 05:42 AM PDT Sunrise Tue -- 06:20 AM PDT 0.00 knots Slack Tue -- 08:45 AM PDT 0.48 knots Max Flood Tue -- 11:40 AM PDT -0.00 knots Slack Tue -- 11:59 AM PDT Moonset Tue -- 02:59 PM PDT -0.57 knots Max Ebb Tue -- 06:50 PM PDT 0.00 knots Slack Tue -- 08:30 PM PDT Sunset Tue -- 09:47 PM PDT 0.73 knots Max Flood Tide / Current data from XTide NOT FOR NAVIGATION |   |
Vulcan Island .5 mi E, San Joaquin River, California Current, knots
12 am |
0.3 |
1 am |
0 |
2 am |
-0.2 |
3 am |
-0.3 |
4 am |
-0.3 |
5 am |
-0.2 |
6 am |
-0.1 |
7 am |
0.2 |
8 am |
0.4 |
9 am |
0.5 |
10 am |
0.4 |
11 am |
0.2 |
12 pm |
-0.1 |
1 pm |
-0.3 |
2 pm |
-0.5 |
3 pm |
-0.6 |
4 pm |
-0.5 |
5 pm |
-0.4 |
6 pm |
-0.2 |
7 pm |
0.1 |
8 pm |
0.4 |
9 pm |
0.7 |
10 pm |
0.7 |
11 pm |
0.6 |
Area Discussion for Sacramento, CA
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FXUS66 KSTO 162022 AFDSTO
Area Forecast Discussion National Weather Service Sacramento CA 122 PM PDT Mon Jun 16 2025
For additional details on weather and expected impacts over the next 7 days, please visit weather.gov/sto/briefing.
DISCUSSION
SYNOPSIS
Dry weather this week with a warming trend into midweek and Moderate HeatRisk in the Valley and foothills on Wednesday. Gusty winds combined with low humidity will bring elevated fire weather conditions late this week into the weekend.
KEY MESSAGES
* Today-Wednesday:
-Probability of Valley High Temperatures > 95F: --Northern/Central Sacramento Valley: 70-90% (85-100% on Wednesday)
--Delta, S. Sac Valley, N. San Joaquin Valley: 40-80% (70-95% on Wednesday)
- Above normal temperatures with areas of Moderate HeatRisk in the Valley and foothills by Wednesday as ridging develops.
Potential for triple digit heat in the northern Sacramento Valley and Valley foothills(40-80% probability); mid to upper 90s in other Valley locations.
-Onshore flow expected to persist with periods of breezy winds, mainly in the afternoons and evenings and strongest across the Delta and vicinity. Breezy westerlies over the Sierra.
-Low humidity may bring a brief period of elevated fire weather conditions across western portions of the northern San Joaquin Valley this afternoon with gusts up to 20-25 mph.
-Warming and drying trend by mid-week may bring a brief period of elevated fire weather conditions, mainly across the northern Sacramento Valley.
*Thursday-Next Weekend:
-Gradual cooling trend expected with stronger onshore flow Thursday-Friday. Strongest winds expected through the Delta and over the Sierra.
-Periods of elevated fire weather conditions possible across the northern Sacramento Valley late this week due a combination of low humidity in the upper teens to low 20s with breezy winds.
-Probability of wind gusts > 30 mph: 40-75% Saturday across the northern/central Sacramento Valley and Delta.
Changes from previous forecast
-Lower chances for higher end Fire Weather Concerns as Min RHs have trended higher although breezy winds and dry conditions remain late week into the weekend.
AVIATION
VFR conditions with mostly clear skies will continue at TAF sites over the next 24 hours. Surface winds generally below 12 kts, except in the vicinity of the Delta area, where there will be sustained winds around 17 kts with gusts up to 25 kts through 06z Tuesday.
STO WATCHES/WARNINGS/ADVISORIES
None.
Area Forecast Discussion National Weather Service Sacramento CA 122 PM PDT Mon Jun 16 2025
For additional details on weather and expected impacts over the next 7 days, please visit weather.gov/sto/briefing.
DISCUSSION
SYNOPSIS
Dry weather this week with a warming trend into midweek and Moderate HeatRisk in the Valley and foothills on Wednesday. Gusty winds combined with low humidity will bring elevated fire weather conditions late this week into the weekend.
KEY MESSAGES
* Today-Wednesday:
-Probability of Valley High Temperatures > 95F: --Northern/Central Sacramento Valley: 70-90% (85-100% on Wednesday)
--Delta, S. Sac Valley, N. San Joaquin Valley: 40-80% (70-95% on Wednesday)
- Above normal temperatures with areas of Moderate HeatRisk in the Valley and foothills by Wednesday as ridging develops.
Potential for triple digit heat in the northern Sacramento Valley and Valley foothills(40-80% probability); mid to upper 90s in other Valley locations.
-Onshore flow expected to persist with periods of breezy winds, mainly in the afternoons and evenings and strongest across the Delta and vicinity. Breezy westerlies over the Sierra.
-Low humidity may bring a brief period of elevated fire weather conditions across western portions of the northern San Joaquin Valley this afternoon with gusts up to 20-25 mph.
-Warming and drying trend by mid-week may bring a brief period of elevated fire weather conditions, mainly across the northern Sacramento Valley.
*Thursday-Next Weekend:
-Gradual cooling trend expected with stronger onshore flow Thursday-Friday. Strongest winds expected through the Delta and over the Sierra.
-Periods of elevated fire weather conditions possible across the northern Sacramento Valley late this week due a combination of low humidity in the upper teens to low 20s with breezy winds.
-Probability of wind gusts > 30 mph: 40-75% Saturday across the northern/central Sacramento Valley and Delta.
Changes from previous forecast
-Lower chances for higher end Fire Weather Concerns as Min RHs have trended higher although breezy winds and dry conditions remain late week into the weekend.
AVIATION
VFR conditions with mostly clear skies will continue at TAF sites over the next 24 hours. Surface winds generally below 12 kts, except in the vicinity of the Delta area, where there will be sustained winds around 17 kts with gusts up to 25 kts through 06z Tuesday.
STO WATCHES/WARNINGS/ADVISORIES
None.
Stations | Dist | Age | Wind | Air | Water | Waves | inHg | DewPt |
PSBC1 - 9415115 - Pittsburg (Suisun Bay), CA | 25 mi | 49 min | WNW 13G | 70°F | 29.97 | |||
SFXC1 - San Francisco Bay Reserve, CA | 28 mi | 112 min | W 9.9 | 65°F | 29.95 | 47°F | ||
PCOC1 - 9415144 - Port Chicago, CA | 31 mi | 49 min | W 12G | 65°F | 29.99 | |||
MZXC1 - 9415102 - Martinez-Amorco CA | 36 mi | 49 min | WNW 9.9G | 65°F | 66°F | 29.99 | 47°F | |
UPBC1 | 36 mi | 49 min | WNW 8.9G | |||||
DPXC1 - 9415141 - Davis Point, San Pablo Bay, CA | 43 mi | 49 min | WSW 6G | 64°F | 30.00 | |||
AAMC1 - 9414750 - Alameda, CA | 53 mi | 49 min | SSW 6G | 58°F | 65°F | 30.03 |
Wind History for Port Chicago, CA
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Airport Reports
Link to 1 hour of 5 minute data for KSAC
Terminal Aerodrome Forecast (TAF) for KSAC
Wind History Graph: SAC
(wind in knots)GEOS Local Image of Central West Coast
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Sacramento, CA,

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