Area Forecast Discussion
Issued by NWS Sacramento, CA

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FXUS66 KSTO 292140

Area Forecast Discussion
National Weather Service Sacramento CA
240 PM PDT FRI JUL 29 2016

A cooling trend will begin tomorrow as the ridge of high pressure
that has been dominating our weather pattern weakens. Near normal
temperatures are expected by Sunday with dry weather through the


Temperatures this afternoon are running similar to yesterdays as
a ridge of high pressures remains in control. A few
afternoon/evening thunderstorms are developing near the Sierra
Crest south of Tahoe but are quickly shifting off to the
northeast under the southwesterly flow.

A cooling trend will begin tomorrow as weak troughing develops
and brings roughly 5 degrees of cooling to interior Northern
California. Further synoptic cooling is expected Sunday bringing
temperatures to near normal. Additionally, the weak troughing
overhead will be conducive to a decent afternoon/evening delta
breeze for this weekend.

Hazy conditions are expected to continue as the Soberanes Fire
burns in Monterey County. Models indicate the SW flow aloft will
persist through Monday which will bring elevated smoke to at least the
Southern Sacramento and Northern San Joaquin Valleys. The San
Joaquin Valley Air Pollution Control District is continuing their
Air Quality Alert for San Joaquin county and southward into Monday.



Broad upper troughing main synoptic feature through the extended
forecast period. This will result in seasonable temperatures with
some Delta flow and influence into the interior. High temperatures
expected mainly in the 90s for the Central Valley except around
100 in the Northern Sacramento Valley. Max temperatures for the
foothills and mountains forecast from the 70s at the highest
elevations to lower 90s at the lowest. Dry weather expected
Tuesday through Friday.



SWly flow alf with VFR conds ovr Intr NorCal nxt 24 hrs. Sfc wnds genly
lgt exc lcl SWly gsts to 25 kts poss thru Delta tngt. Aftn Density
Alt gtr than 3k ft in Nrn Sac Vly.


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