Alert archive / California / High Surf Advisories in 2018
High Surf Advisory 4, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this high surf advisory at Dec 17, 2018, 8:47 PM PST for 6 counties in California. It took effect at Dec 17, 2018, 9:00 PM PST. It was in force for 54 hr.
The area
The counties it named.
The facts
- Issued
- Dec 17, 2018, 8:47 PM PST (04:47 UTC)
- In effect from
- Dec 17, 2018, 9:00 PM PST
- Expired
- Dec 20, 2018, 3:00 AM PST
- In force
- 54 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties City and County of San Francisco, CA, Marin County, CA, Monterey County, CA, San Mateo County, CA, Santa Cruz County, CA, Sonoma County, CA
The radar
The San Francisco radar (KMUX), 53 km from the middle of the area, began a volume at 04:46 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What forecasters said that day
The local office's own words before this high surf advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Francisco Bay Area, CA wrote its last area forecast discussion before this high surf advisory went out at Dec 17, 3:52 PM PST, 4 hours 55 minutes earlier.
Area forecast discussion, Dec 17, 3:52 PM PST, 4 hours 55 minutes before
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High Surf Advisories in California, 2018Every high surf advisory in 2018
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.