Widespread Summer Heat; Multiple Spots For Severe Weather
A large ridge of high pressure continues to deliver summer heat w/ humidity in several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, south-central Plains, Mid to Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are possible from the Mid-Atlantic to the Ohio Valley and central Plains.
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Last Update: 216 PM PDT Tue Aug 20 2019
For More Weather Information:
12NM SW San Francisco CA
Marine Zone Forecast
Synopsis: PZZ500-211030-
216 PM PDT Tue Aug 20 2019
.Synopsis for the Central California Coast and Bays Including
the Monterey Bay...Greater Farallones...and Cordell Bank
National Marine Sanctuaries...
Light to moderate northwest winds will persist across the coastal
waters through mid-week as high pressure sits over the eastern
Pacific and a surface low moves into western Canada. Locally
gusty coastal jets are forecast south of Point Arena, Pigeon
Point, and Point Sur that will create hazardous seas conditions
for smaller vessels. Breezy afternoon and evening winds are also
forecast over the San Francisco Bay around the Golden Gate and
through the Delta as well as over the Monterey Bay. Mixed seas
will continue with shorter period northwest waves at around 8 to
10 seconds, a light longer period west swell, and a light
southerly swell.
$$
Rest Of Today
NW winds 10 to 20 kt with gusts up to 25 kt. W swell 2 to 4 ft at 10 seconds.
Tonight
NW winds 10 to 20 kt with gusts up to 25 kt. NW swell 2 to 4 ft at 10 seconds.
Wed
NW winds 15 to 20 kt with gusts up to 25 kt. Wind waves 2 to 3 ft. W swell 2 to 4 ft at 14 seconds.
Wed Night
NW winds 15 to 20 kt with gusts up to 30 kt. Wind waves 3 to 4 ft. W swell 4 to 6 ft at 13 seconds.
Thu
NW winds 15 to 25 kt with gusts up to 30 kt. W swell 5 to 7 ft at 11 seconds and SW around 2 ft at 20 seconds.
Thu Night
W winds 10 to 15 kt. W swell 5 to 7 ft at 9 seconds and SW around 2 ft at 18 seconds.
Fri
S winds 15 to 20 kt. W swell 4 to 6 ft and SW around 2 ft.
Sat
W winds 5 to 10 kt. Wind waves 2 to 3 ft. W swell 2 to 4 ft and SW around 2 ft. .....san francisco bar/fourfathom bank forecast..... in the deep water channel...seas 5 to 7 ft with a dominant period of 10 seconds. across the bar...seas 6 to 8 ft with a dominant period of 10 seconds. Maximum ebb current of 2.0 kt at 08:31 pm tuesday and 1.6 kt at 09:07 am wednesday.
.....SAN FRANCISCO BAR/FOURFATHOM BANK FORECAST..... IN THE DEEP WATER CHANNEL...Seas 5 to 7 ft with a dominant period of 10 seconds. ACROSS THE BAR...Seas 6 to 8 ft with a dominant period of 10 seconds. Maximum ebb current of 2.0 kt at 08:31 PM Tuesday and 1.6 kt at 09:07 AM Wednesday.
Additional Forecasts and Information
ABOUT THIS FORECAST
| Last Update: | 216 PM PDT Tue Aug 20 2019 |
| Forecast Discussion | |
RADAR & SATELLITE IMAGES
