Overview
Rain: A Pacific weather system is gathering
strength offshore. This system may spread some light rain into the North Bay
on Thursday Night, but most of the precipitation is forecast to fall from
late Friday night through Saturday as the system moves inland. Rainfall
amounts will be greatest across the North Bay and taper off quite a bit
farther to the south. Showers will linger into Saturday night with dry
weather expected to return by Sunday.
Thunderstorm Chances: A relatively unstable airmass will spread over the northern part of the region by Saturday afternoon. This will result in a slight chance of thunderstorms across the North Bay. |
CONFIDENCE
· Moderate
to High: Rain and rainfall amounts.
· Moderate
to Low: Thunderstorm chances.
UPDATED INFORMATION
· This is
the initial briefing on this weather event
TIMING
· Light
rain possible across portions of the North Bay on Thursday Night.
· Rain
chances redevelop across the North Bay late Friday Night
· Rain
likely in the North Bay on Saturday with a chance of rain elsewhere.
· A slight
chance of thunderstorms in the North Bay Saturday Afternoon
LOCATIONS
· Best
chance of precipitation is across the North Bay, as well as highest expected
rainfall totals.
· Rainfall
totals expected to fall off considerably south of the Golden Gate.
RAINFALL
AMOUNTS
· One-quarter
inch to three-quarters inch in the North Bay
· Less than
one-quarter inch elsewhere except locally higher amounts in the Santa
Cruz Mountains.
IMPACTS
· Rainfall on Saturday will result in locally difficult
driving conditions with reduced visibilities and wet roadways
· Thunderstorms may produce brief heavy downpours or
small hail.
NWS will continue to
provide email updates if the forecast changes.
