Alert archive / California / Wind Advisories in 2018
Wind Advisory 1, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this wind advisory at Jan 7, 2018, 4:33 AM PST for 10 counties in California. It took effect at Jan 8, 2018, 12:00 PM PST. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Jan 7, 2018, 4:33 AM PST (12:33 UTC)
- In effect from
- Jan 8, 2018, 12:00 PM PST
- Expired
- Jan 9, 2018, 2:08 AM PST
- In force
- 14 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties Alameda County, CA, City and County of San Francisco, CA, Contra Costa County, CA, Marin County, CA, Monterey County, CA, San Benito County, CA, San Mateo County, CA, Santa Clara County, CA, Santa Cruz County, CA, Sonoma County, CA
The radar
The San Francisco radar (KMUX), 35 km from the middle of the area, began a volume at 12:34 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.
The nearest sounding before it
Oakland, CA (KOAK), launched 12:00Z, 0.6 hours before the alert went out and 34 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 748 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- -19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
023 WWUS76 KMTR 071233 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 433 AM PST Sun Jan 7 2018 ...POTENT STORM SYSTEM TO PRODUCE STRONG AND GUSTY SOUTHERLY WINDS MONDAY AND MONDAY NIGHT... .A storm system developing over the eastern Pacific is forecast to bring heavy rain and strong gusty winds to the San Francisco Bay Area and Monterey Bay Area on Monday and Monday night. Strongest winds are expected from Monday afternoon through late Monday night. Wind speeds are forecast to be highest near the coast and in the hills, particularly along the Big Sur coast and in the Santa Lucia Mountains of Monterey County. CAZ517-530-080500- /O.NEW.KMTR.HW.W.0001.180108T2000Z-180109T1400Z/ Santa Lucia Mountains and Los Padres National Forest- Southern Monterey Bay and Big Sur Coast- Including the cities of Seaside, Monterey, and Marina 433 AM PST Sun Jan 7 2018 ...HIGH WIND WARNING IN EFFECT FROM NOON MONDAY TO 6 AM PST TUESDAY... The National Weather Service San Francisco Bay Area has issued a High Wind Warning, which is in effect from Noon Monday to 6 AM PST Tuesday. * WINDS...South to southeast winds of 30 to 40 mph with gusts from 50 to 60 mph are likely. Local gusts in excess of 60 mph are possible. * LOCATION...Coastal Monterey County from the Monterey Peninsula south along the Big Sur Coast and the Santa Lucia Mountains of western Monterey County. * TIMING...Strongest winds expected from early Monday afternoon through late Monday night. * IMPACTS...Property damage possible. Downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ006-505-507>509-511-512-516-518-528-529-080500- /O.NEW.KMTR.WI.Y.0001.180108T2000Z-180109T1400Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Mountains-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Hills and the Diablo Range- Santa Cruz Mountains- Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Angwin, Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, Greenfield, King City, Salinas, Santa Cruz, Watsonville, and Live Oak 433 AM PST Sun Jan 7 2018 ...WIND ADVISORY IN EFFECT FROM NOON MONDAY TO 6 AM PST TUESDAY... The National Weather Service San Francisco Bay Area has issued a Wind Advisory, which is in effect from Noon Monday to 6 AM PST Tuesday. * WINDS...South to southeast winds of 20 to 30 mph with gusts from 40 to 50 mph are likely. Local gusts in excess of 50 mph are possible. * LOCATION...Coastal sections of the San Francisco Bay Area from Sonoma County south through San Mateo County including the city of San Francisco, San Francisco Bay Shoreline, coastal Santa Cruz County, the North Bay Mountains, the East Bay Hills, the Santa Cruz Mountains, the valleys of Monterey and San Benito Counties, and the mountains of San Benito County and Interior Monterey County. * TIMING...Strongest winds expected from early Monday afternoon through late Monday night. * IMPACTS...Possible downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of at least 45 mph are expected. Winds this strong can make driving difficult...especially for high profile vehicles. Use extra caution. && $$
4 follow-up statements
207 WWUS76 KMTR 080402 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 802 PM PST Sun Jan 7 2018 ...POTENT STORM SYSTEM TO PRODUCE STRONG AND GUSTY SOUTHERLY WINDS MONDAY AND MONDAY NIGHT... .A storm system developing over the eastern Pacific is forecast to bring heavy rain and strong gusty winds to the San Francisco Bay Area and Monterey Bay Area on Monday and Monday night. Strongest winds are expected from Monday afternoon through late Monday night. Wind speeds are forecast to be highest near the coast and in the hills, particularly along the Big Sur coast and in the Santa Lucia Mountains of Monterey County. CAZ517-530-081215- /O.CON.KMTR.HW.W.0001.180108T2000Z-180109T1400Z/ Santa Lucia Mountains and Los Padres National Forest- Southern Monterey Bay and Big Sur Coast- Including the cities of Seaside, Monterey, and Marina 802 PM PST Sun Jan 7 2018 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON MONDAY TO 6 AM PST TUESDAY... * WINDS...South to southeast winds of 30 to 40 mph with gusts from 50 to 60 mph are likely. Local gusts in excess of 60 mph are possible. * LOCATION...Coastal Monterey County from the Monterey Peninsula south along the Big Sur Coast and the Santa Lucia Mountains of western Monterey County. * TIMING...Strongest winds expected from early Monday afternoon through late Monday night. * IMPACTS...Property damage possible. Downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ006-505-507>509-511-512-516-518-528-529-081215- /O.CON.KMTR.WI.Y.0001.180108T2000Z-180109T1400Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Mountains-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Hills and the Diablo Range- Santa Cruz Mountains- Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Angwin, Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, Greenfield, King City, Salinas, Santa Cruz, Watsonville, and Live Oak 802 PM PST Sun Jan 7 2018 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON MONDAY TO 6 AM PST TUESDAY... a Wind Advisory remains in effect from noon Monday to 6 AM PST Tuesday. * WINDS...South to southeast winds of 20 to 30 mph with gusts from 40 to 50 mph are likely. Local gusts in excess of 50 mph are possible. * LOCATION...Coastal sections of the San Francisco Bay Area from Sonoma County south through San Mateo County including the city of San Francisco, San Francisco Bay Shoreline, coastal Santa Cruz County, the North Bay Mountains, the East Bay Hills, the Santa Cruz Mountains, the valleys of Monterey and San Benito Counties, and the mountains of San Benito County and Interior Monterey County. * TIMING...Strongest winds expected from early Monday afternoon through late Monday night. * IMPACTS...Possible downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of at least 45 mph are expected. Winds this strong can make driving difficult... especially for high profile vehicles. Use extra caution. && $$ NWS San Francisco Bay Area/Monterey
215 WWUS76 KMTR 081154 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 354 AM PST Mon Jan 8 2018 ...POTENT STORM SYSTEM TO PRODUCE STRONG AND GUSTY SOUTHERLY WINDS MONDAY AND MONDAY NIGHT... .A storm system developing off the California Coast is forecast to bring heavy rain and strong gusty winds to the San Francisco Bay Area and Monterey Bay Area today and tonight. Strongest winds are expected from this afternoon through late this evening. Wind speeds are forecast to be highest near the coast and in the hills, particularly along the Big Sur coast and in the Santa Lucia Mountains of Monterey County. CAZ517-530-090600- /O.CON.KMTR.HW.W.0001.180108T2000Z-180109T1400Z/ Santa Lucia Mountains and Los Padres National Forest- Southern Monterey Bay and Big Sur Coast- Including the cities of Seaside, Monterey, and Marina 354 AM PST Mon Jan 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT FROM NOON TODAY TO 6 AM PST TUESDAY... A High Wind Warning remains in effect from noon today to 6 AM PST Tuesday. * WINDS...South to southeast winds of 30 to 40 mph are forecast along with local gusts of between 50 and 60 mph. * LOCATION...Coastal Monterey County from the Monterey Peninsula south along the Big Sur Coast and the Santa Lucia Mountains of western Monterey County. * TIMING...Strong and gusty winds expected from Monday afternoon through Monday night. Peak winds are expected on Monday evening. * IMPACTS...Property damage possible. Downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ006-505-507>509-511-512-516-518-528-529-090600- /O.CON.KMTR.WI.Y.0001.180108T2000Z-180109T1400Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Mountains-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Hills and the Diablo Range- Santa Cruz Mountains- Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Angwin, Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, Greenfield, King City, Salinas, Santa Cruz, Watsonville, and Live Oak 354 AM PST Mon Jan 8 2018 ...WIND ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 AM PST TUESDAY... A Wind Advisory remains in effect from noon today to 6 AM PST Tuesday. * WINDS...South to southeast winds of 15 to 30 mph with gusts from 40 to 50 mph are likely. * LOCATION...Coastal sections of the San Francisco Bay Area from Sonoma County south through San Mateo County including the city of San Francisco. San Francisco Bay Shoreline, coastal Santa Cruz County, the North Bay Mountains, the East Bay Hills, the Santa Cruz Mountains, the valleys of Monterey and San Benito Counties, and the mountains of San Benito County and Interior Monterey County. * TIMING...Strongest winds expected Monday afternoon and evening. * IMPACTS...Possible downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of at least 45 mph are expected. Winds this strong can make driving difficult... especially for high profile vehicles. Use extra caution. && $$
713 WWUS76 KMTR 090454 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 854 PM PST Mon Jan 8 2018 ...STORM SYSTEM TO PRODUCE STRONG AND GUSTY SOUTHERLY WINDS OVERNIGHT... .A storm system off the California Coast is forecast to bring moderate to heavy rain and strong gusty winds to the San Francisco Bay Area and Monterey Bay Area tonight. Wind speeds are forecast to be highest near the coast and in the hills, particularly along the Big Sur coast and in the Santa Lucia Mountains of Monterey County. CAZ517-530-091400- /O.CON.KMTR.HW.W.0001.000000T0000Z-180109T1400Z/ Santa Lucia Mountains and Los Padres National Forest- Southern Monterey Bay and Big Sur Coast- Including the cities of Seaside, Monterey, and Marina 854 PM PST Mon Jan 8 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM PST TUESDAY... a High Wind Warning remains in effect until 6 AM PST Tuesday. * WINDS...South to southeast winds of 30 to 40 mph are forecast along with local gusts of between 50 and 60 mph. * LOCATION...Coastal Monterey County from the Monterey Peninsula south along the Big Sur Coast and the Santa Lucia Mountains of western Monterey County. * TIMING...Strong and gusty winds expected from Monday afternoon through Monday night. Peak winds are expected on Monday evening. * IMPACTS...Property damage possible. Downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$ CAZ006-505-507>509-511-512-516-518-528-529-091400- /O.CON.KMTR.WI.Y.0001.000000T0000Z-180109T1400Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Mountains-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Hills and the Diablo Range- Santa Cruz Mountains- Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Angwin, Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, Greenfield, King City, Salinas, Santa Cruz, Watsonville, and Live Oak 854 PM PST Mon Jan 8 2018 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 AM PST TUESDAY... a Wind Advisory remains in effect until 6 AM PST Tuesday. * WINDS...South to southeast winds of 15 to 30 mph with gusts from 40 to 50 mph are likely. * LOCATION...Coastal sections of the San Francisco Bay Area from Sonoma County south through San Mateo County including the city of San Francisco. San Francisco Bay Shoreline, coastal Santa Cruz County, the North Bay Mountains, the East Bay Hills, the Santa Cruz Mountains, the valleys of Monterey and San Benito Counties, and the mountains of San Benito County and Interior Monterey County. * TIMING...Strongest winds expected Monday afternoon and evening. * IMPACTS...Possible downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Wind Advisory means that wind gusts of at least 45 mph are expected. Winds this strong can make driving difficult... especially for high profile vehicles. Use extra caution. && $$
588 WWUS76 KMTR 091008 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 208 AM PST Tue Jan 9 2018 ...STORM SYSTEM TO PRODUCE STRONG AND GUSTY SOUTHERLY WINDS... .Very gusty winds will continue to impact the coast and in the hills along the Big Sur coast and in the Santa Lucia Mountains of Monterey County through this morning. CAZ006-505-507>509-511-512-516-518-528-529-091115- /O.CAN.KMTR.WI.Y.0001.000000T0000Z-180109T1400Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Mountains-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Hills and the Diablo Range- Santa Cruz Mountains- Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Angwin, Lagunitas-Forest Knolls, Woodacre, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, Greenfield, King City, Salinas, Santa Cruz, Watsonville, and Live Oak 208 AM PST Tue Jan 9 2018 ...WIND ADVISORY IS CANCELLED... The National Weather Service in San Francisco has cancelled the Wind Advisory. The strongest winds have diminished, but occasional gusts up to 25 mph will still be possible early this morning. $$ CAZ517-530-091400- /O.CON.KMTR.HW.W.0001.000000T0000Z-180109T1400Z/ Santa Lucia Mountains and Los Padres National Forest- Southern Monterey Bay and Big Sur Coast- Including the cities of Seaside, Monterey, and Marina 208 AM PST Tue Jan 9 2018 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 AM PST EARLY THIS MORNING... a High Wind Warning remains in effect until 6 AM PST early this morning. * WINDS...South to southeast winds of 30 to 40 mph are forecast along with local gusts of between 50 and 60 mph. * LOCATION...Coastal Monterey County from the Monterey Peninsula south along the Big Sur Coast and the Santa Lucia Mountains of western Monterey County. * TIMING...Strong and gusty winds continue through early this morning. * IMPACTS...Property damage possible. Downed trees and powerlines. Power outages likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Warning means a hazardous high wind event is expected or occurring. Sustained wind speeds of at least 40 mph or gusts of 58 mph or more can lead to property damage. && $$
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 7, 2:44 AM PST | Gale Watch | MTR | 12 hr | |
| Jan 7, 2:44 AM PST | Small Craft Advisory | MTR | 4 days | |
| Jan 7, 4:06 AM PST | Flash Flood Watch | MTR | Marin, Napa, Sonoma | 45 hr |
| Jan 7, 4:33 AM PST | High Wind Warning | MTR | Monterey | 47 hr |
| Jan 7, 2:32 PM PST | Gale Warning | MTR | 36 hr |
Nearby
Wind Advisories in California, 2018Every wind 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.