Napa, CA Marine Weather and Tide Forecast
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Marine Weather and Tide Forecast for Napa, CA

May 15, 2024 2:58 AM PDT (09:58 UTC) Change Location
Sunrise 5:55 AM   Sunset 8:15 PM
Moonrise 11:55 AM   Moonset 1:22 AM 
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NOTE: Some of the data on this page has not been verified and should be used with that in mind. It may and occasionally will, be wrong. The tide reports are by xtide and are NOT FOR NAVIGATION.

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Marine Forecasts
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PZZ530 San Pablo Bay, Suisun Bay, The West Delta And The San Francisco Bay North Of The Bay Bridge- 840 Pm Pdt Tue May 14 2024

Tonight - SW wind 10 to 15 kt. Waves around 2 ft or less.

Wed - SW wind 10 to 15 kt. Waves around 2 ft or less.

Wed night - SW wind 10 to 15 kt. Waves around 2 ft or less.

Thu - SW wind 10 to 15 kt. Waves around 2 ft or less.

Thu night - SW wind 10 to 15 kt. Waves around 2 ft or less.

Fri - SW wind 10 to 15 kt, easing to 5 to 10 kt in the afternoon. Waves around 2 ft or less.

Fri night - SW wind 10 to 15 kt, easing to 5 to 10 kt after midnight. Waves around 2 ft or less.

Sat - SW wind 5 to 10 kt. Waves around 2 ft or less.

Sat night - SW wind 10 to 15 kt. Waves around 2 ft or less.

Sun - SW wind 5 to 10 kt. Waves around 2 ft or less.

Sun night - SW wind 10 to 15 kt. Waves around 2 ft or less.

PZZ500 840 Pm Pdt Tue May 14 2024

Synopsis for the central california coast and bays including the Monterey bay - Greater farallones - .and cordell bank national marine sanctuaries - .
rough seas continue to diminish through Wednesday as the pressure gradient slackens and winds decrease. A moderate nw swell will continue to keep significant wave heights elevated, bordering on hazardous for small craft, in the far nw coastal zone. Otherwise, favorable conditions will continue into the weekend, with stronger nw winds expected next week.


7 Day Forecast for Marine Location Near Napa, CA
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Area Discussion for - San Francisco/Monterey Bay Area, CA
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FXUS66 KMTR 150708 AFDMTR

Area Forecast Discussion National Weather Service San Francisco CA 1208 AM PDT Wed May 15 2024

New SHORT TERM, LONG TERM

SYNOPSIS
Issued at 115 PM PDT Tue May 14 2024

Relatively calm and quiet weather pattern persists through the forecast period bringing a repeat of morning marine stratus along the coast and valleys and clear skies elsewhere. Inland temperatures warm into the 70s and 80s each afternoon with a persistent marine layer keeping coastal highs in the 60s.

SHORT TERM
(Today and tonight)
Issued at 1206 AM PDT Wed May 15 2024

High pressure over the northeast Pacific will nudge a bit closer to the Bay Area and Central Coast as low pressure aloft weakens over northern Baja. The marine layer remains rather consistent early this morning in the 1.5-2 kft range, which is similar to yesterday. With slightly greater influence from the ridge expect the top of the marine temperature inversion to either hold steady or compress a bit over the next 24 hours. Regardless, there are no real meaningful changes to the forecast. Expect morning clouds to gradually retreat back towards the coast by early afternoon with sun returning for most areas. This will allow high temperatures to reach the 70s and 80s inland, with 60s for the immediate coast and bays. Low stratus clouds will spread back inland this evening with mostly cloudy conditions returning overnight. Lows will be mostly in the lower to mid 50s.

LONG TERM
(Thursday through Tuesday)
Issued at 1206 AM PDT Wed May 15 2024

The upper level ridge will gain slight prominence through Thursday, however we will remain along its periphery with a minimal increase in temperatures inland. Readings will range from the 60s along the coast to the upper 80s for the warmest inland valleys. A few hot spots may crack the 90 degree mark. Lows will be mostly in the 50s. The daily ebb and flow of coastal clouds will continue, with coverage spreading inland each night with a gradual retreat towards the coast by afternoon. The upper level pattern may transition more towards troughing by early next week but dry weather still looks to be the most probable forecast outcome.

AVIATION
(06Z TAFS)
Issued at 1046 PM PDT Tue May 14 2024

Currently seeing a mix of LIFR-VFR at the terminals. With the exception of LVK, LIFR-MVFR stratus will impact all terminals overnight. Widespread VFR and breezy onshore flow will prevail by tomorrow afternoon. LIFR-MVFR stratus looks to make a return to MRY, OAK, SFO, and SNS towards the end of the respective TAF periods.

Vicinity of SFO...Currently VFR with breezy northwesterly flow. An IFR ceiling will impact the terminal overnight before VFR prevails by the afternoon. Winds will remain onshore and breezy through the TAF period. A low-end MVFR-high-end IFR ceiling is likely to return towards the end of the TAF period.

SFO Bridge Approach...Similar to SFO.

Monterey Bay Terminals...Currently IFR with westerly flow at MRY and IFR with northwesterly flow at SNS. Ceilings are expected to further deteriorate to LIFR. VFR will prevail by tomorrow afternoon with MRY deteriorating to LIFR and SNS deteriorating to IFR by tomorrow evening. Winds will remain onshore through the TAF period.

MARINE
(Tonight through next Monday)
Issued at 1046 PM PDT Tue May 14 2024

Rough seas continue to diminish through Wednesday as the pressure gradient slackens and winds decrease. A moderate NW swell will continue to keep significant wave heights elevated, bordering on hazardous for small craft, in the far NW coastal zone. Otherwise, favorable conditions will continue into the weekend, with stronger NW winds expected next week.

MTR WATCHES/WARNINGS/ADVISORIES
CA...None.
PZ...None.




Weather Reporting Stations
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Stations Dist Age Wind Air TempWater Temp WavesinHgDewPt
CQUC1 16 mi87 min 61°F
DPXC1 - 9415141 - Davis Point, San Pablo Bay, CA 17 mi58 min SW 14G18 53°F 29.88
MZXC1 - 9415102 - Martinez-Amorco CA 20 mi58 min W 12G14 53°F 64°F29.88
UPBC1 20 mi58 min W 12G15
PCOC1 - 9415144 - Port Chicago, CA 21 mi58 min W 21G23 54°F 29.86
RCMC1 - 9414863 - Richmond, CA 27 mi58 min SW 1.9G5.1 53°F 59°F29.90
PPXC1 - 9414847 - Richmond (Point Potrero), CA 28 mi58 min SW 12G17 53°F 29.91
PSBC1 - 9415115 - Pittsburg (Suisun Bay), CA 28 mi58 min NW 17G22 57°F 29.82
TIBC1 - Tiburon Pier, San Francisco Bay, CA 30 mi134 min SSW 1.9 51°F 29.8949°F
OKXC1 - 9414776 - Oakland (Berth 34), CA 34 mi58 min WNW 4.1G6 53°F 29.91
LNDC1 35 mi58 min W 5.1G7 53°F 29.91
OMHC1 - 9414769 - Oakland Middle Harbor Met, CA 35 mi58 min WSW 13G16
PXOC1 - 9414311 - San Francisco (Pier 1), CA 35 mi58 min W 6G8 52°F 29.87
PXSC1 35 mi58 min 52°F
FTPC1 - 9414290 - San Francisco, CA 36 mi58 min SW 6G11 51°F 29.91
AAMC1 - 9414750 - Alameda, CA 37 mi58 min W 8.9G12 53°F 64°F29.91
46237 - San Francisco Bar, CA (142) 40 mi58 min 51°F 55°F5 ft
PRYC1 - 9415020 - Point Reyes, CA 42 mi58 min 29.91
46026 - SAN FRANCISCO - 18NM West of San Francisco, CA 48 mi78 min 55°F6 ft


Wind History for Martinez-Amorco Pier, CA
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Airport Reports
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AirportDistAgeWind ktVisSkyWeatherTempDewPtRHinHg
KAPC NAPA COUNTY,CA 6 sm64 minW 0610 smMostly Cloudy50°F48°F94%29.88
KVCB NUT TREE,CA 18 sm65 minSW 0710 smClear61°F52°F72%29.79
KDVO GNOSS FIELD,CA 19 sm23 mincalm10 smOvercast50°F50°F100%29.89
KSUU TRAVIS AFB,CA 19 sm63 minWSW 2310 smClear54°F50°F88%29.78
KCCR BUCHANAN FIELD,CA 24 sm65 minWNW 0610 smClear55°F48°F77%29.86
Link to 5 minute data for KAPC


Wind History from APC
(wind in knots)
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Tide / Current for Napa, Napa River, Carquinez Strait, California
   
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Napa
Click for Map
Wed -- 02:21 AM PDT     Moonset
Wed -- 03:18 AM PDT     2.88 feet Low Tide
Wed -- 04:49 AM PDT     First Quarter
Wed -- 05:57 AM PDT     Sunrise
Wed -- 07:41 AM PDT     5.74 feet High Tide
Wed -- 12:54 PM PDT     Moonrise
Wed -- 03:18 PM PDT     0.30 feet Low Tide
Wed -- 08:14 PM PDT     Sunset
Wed -- 10:18 PM PDT     6.13 feet High Tide
Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

Napa, Napa River, Carquinez Strait, California, Tide feet
12
am
4.7
1
am
3.9
2
am
3.2
3
am
2.9
4
am
3.1
5
am
3.8
6
am
4.8
7
am
5.6
8
am
5.7
9
am
5.4
10
am
4.7
11
am
3.6
12
pm
2.5
1
pm
1.4
2
pm
0.7
3
pm
0.3
4
pm
0.4
5
pm
1.1
6
pm
2.1
7
pm
3.4
8
pm
4.6
9
pm
5.6
10
pm
6.1
11
pm
6


Tide / Current for Mare Island Strait, So Vallejo, San Pablo Bay, California Current
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Mare Island Strait
Click for Map
Wed -- 02:15 AM PDT     0.00 knots Slack
Wed -- 02:21 AM PDT     Moonset
Wed -- 04:49 AM PDT     First Quarter
Wed -- 05:16 AM PDT     0.93 knots Max Flood
Wed -- 05:57 AM PDT     Sunrise
Wed -- 07:52 AM PDT     -0.00 knots Slack
Wed -- 10:57 AM PDT     -1.88 knots Max Ebb
Wed -- 12:54 PM PDT     Moonrise
Wed -- 03:09 PM PDT     0.00 knots Slack
Wed -- 07:13 PM PDT     1.49 knots Max Flood
Wed -- 08:13 PM PDT     Sunset
Wed -- 10:16 PM PDT     -0.00 knots Slack
Tide / Current data from XTide NOT FOR NAVIGATION
Sorry tide depth graphs only, please select another station.

Mare Island Strait, So Vallejo, San Pablo Bay, California Current, knots
12
am
-1
1
am
-0.7
2
am
-0.1
3
am
0.4
4
am
0.8
5
am
0.9
6
am
0.9
7
am
0.5
8
am
-0.1
9
am
-1.1
10
am
-1.7
11
am
-1.9
12
pm
-1.8
1
pm
-1.4
2
pm
-0.8
3
pm
-0.1
4
pm
0.5
5
pm
1
6
pm
1.3
7
pm
1.5
8
pm
1.4
9
pm
0.9
10
pm
0.2
11
pm
-0.8


Weather Map
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GEOS Local Image of Central West Coast   
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