Technical NOAA Weather Discussion

FXUS66 KMTR 071736
AFDMTR

Area Forecast Discussion
National Weather Service San Francisco CA
936 AM PST Sat Nov 7 2026

...New AVIATION, MARINE...

.KEY MESSAGES...
Updated at 1229 PM PST Fri Nov 6 2026

 - Slightly warmer and dry weather through early next week

 - Coastal flooding due to high tides through Friday (11/13)

 - Hazardous beach conditions through Monday

 - Unsettled weather returns by late next week

&&

.SHORT TERM...
Issued at 1113 PM PST Fri Nov 6 2026
(Tonight through Sunday)

The warming and drying trend continues! High pressure remains over 
the region through the weekend resulting in maximum temperatures to 
reach 5-10 deg F above normal. Gentle to moderate offshore flow 
persists across the higher terrain and gradually diminishes by 
Sunday. This coincides with when a cold front is forecast to 
propagate across the Pacific Northwest with no direct impacts to our 
area. At most, the incoming system will support a prominent onshore 
flow, allowing for increased low cloud cover across the Bay Area and 
portions of the Central Coast. The North Bay, San Francisco, and the 
Peninsula have the greatest chance of experiencing a subtle relief 
from the warm conditions, though it will be short-lived. Interior 
locations elsewhere continue to bask in the sun this weekend.

Got beach plans? Check out the BEACHES section of the AFD for safety 
tips and more information on the Beach Hazards Statement and Coastal 
Flood Advisory.

&&

.LONG TERM...
Issued at 1113 PM PST Fri Nov 6 2026
(Monday through next Friday)

In the wake of the frontal passage, high pressure builds again with 
max temperatures up to 15 deg F above average through mid-week. 
Upstream, an open wave mid-level trough deepens as it approaches the 
West Coast as early as Thursday. Therefore, anticipate an increased 
chance for precipitation across the Bay Area and Central Coast as 
this system approaches our coastline. Ensemble model members and 
clusters tend to agree on a general troughing pattern late next 
week. However, there is still a fair amount of uncertainty regarding 
the exact trajectory of this system as well as its moisture content. 
Tune in for more updates on next week's rain chances and impacts!

&&

.AVIATION...
(18Z TAFS)
Issued at 932 AM PST Sat Nov 7 2026

VFR conditions are expected to prevail for the remainder of today
and this evening. Higher confidence in return of stratus for the
coastal, especially Monterey Bay terminals late tonight into early
Sunday morning. Lower confidence for North Bay and Bay Area
ceilings, though fog is possible at KSTS.

Vicinity of SFO...VFR is expected to prevail through the forecast
period with a slight chance of MVFR/IFR ceilings developing Sunday
morning late in the TAF period as more robust onshore flow
returns.

SFO Bridge Approach...Similar to SFO.

Monterey Bay Terminals...VFR to continue today and this evening
with higher confidence in MVFR/IFR ceilings returning late tonight
into Sunday morning with more robust onshore flow.

&&

.MARINE...
(Today through Thursday)
Issued at 932 AM PST Sat Nov 7 2026

Moderate to fresh northwesterlies will continue across the
coastal waters with locally strong breezes south of Point Sur.
Hazardous conditions will continue into the beginning of next week
with rough to very rough seas at times, and mixed long period
swells.

&&

.BEACHES...
Issued at 340 AM PST Oct Nov 7 2026

Beach Hazard Statement remains in effect. Nice weather today and
have beach plans? Definitely use caution as the surf zone will
remain energetic due to mixed swells and longer periods. As such,
large shore break, sneaker waves, and stronger rip currents will
be possible. Breaking waves of 12 to 16 feet are expected at 
exposed beaches. Spring tides will also increase the currents and 
bring higher tides than normal. Waves can sweep across the 
shoreline without warning, pulling people into the sea from 
beaches, jetties, and rocks. Stay off of jetties, piers, rocks, 
and other waterside infrastructure. Remain out of the water if
you're not an experienced swimmer to avoid hazardous surf and 
never turn your back on the ocean! There may be a lull in wave
activity early next week, but longer range forecasts show
additional swells impacting the coast late next week.

Coastal Flood Advisory:

A combination of high astronomical tides and thermal expansion 
from warmer than normal water will result in tidal flooding 
concerns across Bayshore locations in the San Francisco, San 
Pablo, and Monterey Bays. At the San Francisco tide gauge, high 
tide is expected 1.6 ft above normal (7.4 ft MLLW) at 9:38 AM 
Saturday 11/7, 1.6 ft above normal (7.4 ft MLLW) at 10:06 AM 
Sunday 11/8, 1.6 ft above normal (7.4 ft MLLW) at 10:35 AM Monday 
11/9, 1.5 ft above normal (7.3 ft MLLW) at 11:04 AM Tuesday 11/10,
1.4 ft above normal (7.2 ft MLLW) at 11:35 AM Wednesday 11/11, 
1.4 ft above normal (7.2 ft MLLW) at 12:10 PM Thursday 11/12, 1.2 
ft above normal (7.0 ft MLLW) at 12:49 PM Friday 11/13. These 
predictions include up to 1.5 ft of surge that will enhance the 
astronomical tide and flooding threat. High tide varies up to 90 
minutes earlier or later along the Pacific Coast and through the 
San Francisco Bay, respectively. In addition, long-period swell 
will create hazardous conditions along the Pacific coast beaches 
with an increased risk of sneaker waves and rip currents. 

These Spring Tides are due to a new moon on Monday, which is much
lower in the sky this time of year compared to a full moon. In 2 
weeks, the astronomical tides will be about 0.8' higher than this 
round, and the total water level could be more than a foot higher 
if we get SW winds and/or lower pressure. This combination would 
bring the total water level near the 1% annual exceedance 
probability (2.85' above normal), or a 1 in 100 year event. 
Something to keep an eye on for the week of Thanksgiving.

Sarment/Flynn/MM

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
CA...Beach Hazards Statement through Monday evening for Caz506-505-
509-529-530.

 Coastal Flood Advisory until 4 PM PST Friday for Caz506-506-508-
530.

 Coastal Flood Advisory until noon PST Tuesday for Caz505-509-529.

PZ...Small Craft Advisory until 3 AM PST Monday for Pt Arena to Pt 
     Reyes 0-10 nm-Pt Reyes to Pigeon Pt 0-10 nm.

     Small Craft Advisory until 3 PM PST Monday for Pigeon Pt to Pt 
     Pinos 0-10 nm-Pigeon Pt to Pt Pinos 10-60 NM-Pt Arena to Pt 
     Reyes 10-60 NM-Pt Pinos to Pt Piedras Blancas 0-10 nm.

&&

$$

SHORT TERM...Navarrete
LONG TERM....Navarrete
AVIATION...JM
MARINE...JM

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Prepared by Boulder-Creek.com Weather at: Sat Nov 7 10:30:03 PST 2026
From the National Weather Service