Marine Weather and Tide Forecast for Stonyford, CA

DISCUSSION

Today

Latest satellite shows loop shows the morning stratus layer be replaced by cumulus and stratocumulus clouds in the Valley, Delta, and foothills. In spite of the cloud cover, early afternoon temperatures are running 5 to 10 degrees warmer than 24 hours ago as eastern Pacific ridging builds in. Highs this afternoon are expected to be in the mid to upper 70s.

Thursday through Tuesday

Wednesday is expected to be dry with high temperatures 3 to 7 degrees above normal as eastern Pacific high pressure ridging builds into into the region with widespread Minor HeatRisk in the Valley and Delta. This is the beginning of an extended period of dry and warm weather. Conditions continue to warm as we move into weekend into early next week with. Minor HeatRisk is expected to extending through most of the foothills and mountains by the Saturday, with some areas of Moderate HeatRisk are expected in the Valley by Saturday. More widespread Moderate HeatRisk arrives Sunday and continues through Tuesday. Hottest days are expected to be Monday and Tuesday, with highs in the upper 90s to around 100.
Some daily high temperature records are in jeopardy. The NBM continues to indicate a 50 to 70% chance of 100 or greater in the northern San Joaquin Valley and portions of the central Sacramento Valley next Monday and Tuesday. There may be some Delta breeze to give influenced areas a slight break for overnight lows.

Minimum RH values trend lower through the week as well, dropping into the 20s and teens by the weekend into early next week.
Northerly winds the were expected Saturday have diminished quite a bit, and are no longer a concern.




AVIATION

VFR conditions expected over the next 24 hours. Surface winds generally 12 kts or less.

STO WATCHES/WARNINGS/ADVISORIES
None.