Technical NOAA Weather Discussion

FXUS66 KMTR 102116
AFDMTR

Area Forecast Discussion
National Weather Service San Francisco CA
116 PM PST Sat Jan 10 2026

...New SHORT TERM, LONG TERM, BEACHES...

.KEY MESSAGES...
Updated at 112 PM PST Sat Jan 10 2026

 - Pleasant, dry weather continues this week with cold overnight
   conditions and light offshore flow

 - Hazardous beach conditions for all Pacific Coast beaches Sunday
   through Thursday

&&

.SHORT TERM...
Issued at 112 PM PST Sat Jan 10 2026
(This evening through Sunday)

High pressure continues to dominate the forecast through at least 
the end of the Long Term. We can expect another round of cold 
temperatures tonight, thanks to mostly clear skies and increased 
radiational cooling, before temperatures warm into the upper 50s to 
low 60s during the day on Sunday. A Cold Weather Advisory goes into 
effect at 1AM Sunday and continues through 9 AM PST for portions of 
the Bay Area and Central Coast while an Extreme Cold Warning is in 
effect for the southern Salinas Valley during that same time frame. 
Morning low temperatures for the Extreme Cold Warning will be in the 
upper 20s to low 30s. Temperatures in the Cold Weather Advisory will 
be in the low to mid 30s. Main adjustment to the forecast was to 
nudge tomorrow's morning low temperatures down again as the 
deterministic continues to run too warm. This looks to improve 
starting Tuesday into next week as we see morning low temperatures 
become more seasonal. Light, offshore winds continue with locally 
breezier conditions along the coast and within the Salinas Valley.

A Beach Hazards Statement goes into effect at 4PM PST Sunday and 
remains in effect through Monday evening. There will be an increased 
likelihood of rip currents, sneakers waves, and larger shore break. 
If you are taking advantage of the pleasant weather and heading to 
the beach, take extra precaution and never turn your back on the 
ocean.

&&

.LONG TERM...
Issued at 112 PM PST Sat Jan 10 2026
(Sunday night through next Friday)

The long term forecast looks pretty similar to the short term 
forecast. High pressure continues with a slight warming trend and 
pleasant weather expected this week. Cold products will likely be 
needed again Monday morning and potentially Tuesday morning with 
lows in the low to mid 30s. Most likely places to continue seeing 
cooler temperatures would be the valleys and interior Central Coast 
while the higher elevations and the coast stay warmer. Wednesday 
through the end of the week, morning temperatures will be more 
seasonal in the upper 30s to 40s. Daytime temperatures warm slightly 
Monday into the end of the week with highs building from the upper 
50s to low 60s on Monday to mid to upper 60s by mid to late week. 
Portions of the interior Central Coast, the Santa Cruz Mountains, 
and the southern Santa Clara Valley have a chance at reaching the 
low 70s as early as Tuesday afternoon. This would see temperatures 
running almost 10 degrees above normal for this time of year. While 
no records are currently expected to be broken, some of the 
forecasted high temperatures this week come close to their observed 
records. No chances for rain in the immediate future. Long range 
guidance is hinting at rain returning between the 20th-25th time 
frame. However, that is over two weeks away so we will have to hold 
tight and see if that rain chance is maintained or if it goes away 
as we get closer to the 20th-25th time period.

Hazardous beach conditions are expected to continue for much of this 
week with additional Beach Hazard Statements likely to be issued. If 
you are heading to the beach this week make sure to exercise caution 
and never turn your back on the ocean.

&&

.AVIATION...
(18Z TAFS)
Issued at 928 AM PST Sat Jan 10 2026

High confidence for VFR conditions through the TAF period with 
generally light offshore flow. More widespread mid-high level clouds 
today and into early Sunday morning. Low potential for fog in the 
North Bay, specifically at KSTS early Sunday morning. 

Vicinity of SFO...VFR conditions to prevail through the TAF period 
with offshore flow. 

SFO Bridge Approach...Similar to SFO.

Monterey Bay Terminals...VFR conditions to prevail through the 
TAF period.

&&

.MARINE...
(Today through Thursday)
Issued at 906 AM PST Sat Jan 10 2026

Light to gentle breezes prevail over the coastal waters as high
pressure remains over the region. A longer period and larger
northwesterly builds Sunday afternoon producing a rough sea state
through at least Monday afternoon. Seas then subside into Tuesday.

&&

.BEACHES...
Issued at 112 PM PST Sat Jan 10 2026

A Beach Hazard Statement will go into effect at 4PM PST Sunday and
continue through Monday evening for all Pacific Coast beaches from
Sonoma to Monterey County. A longer period moderate swell will 
bring hazardous beach conditions with increased risk for rip 
currents, sneaker waves, and larger shore break. This will result 
in dangerous conditions along the shoreline. Hazardous beach
conditions are expected to continue through Thursday with the
issuance of additional Beach Hazard Statements likely.

Stay off of jetties, piers, rocks, and other waterside 
infrastructure. Remain out of the water to avoid hazardous surf 
and NEVER turn your back on the ocean. Monitor local weather, surf
and tide forecasts at www.weather.gov/mtr. 

&&

.MTR WATCHES/WARNINGS/ADVISORIES...
CA...Beach Hazards Statement from Sunday afternoon through Monday 
     evening for CAZ006-505-509-529-530.

     Cold Weather Advisory from 1 AM to 9 AM PST Sunday for CAZ506-
     510-513-514-518.

     Extreme Cold Warning from 1 AM to 9 AM PST Sunday for CAZ516.

PZ...None.
&&

$$

SHORT TERM...Kennedy
LONG TERM....Kennedy
AVIATION...RGass
MARINE...RGass

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Prepared by Boulder-Creek.com Weather at: Sat Jan 10 14:30:03 PST 2026
From the National Weather Service