Alert archive / California / High Wind Warnings in 2021
High Wind Warning 3, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this high wind warning at Dec 12, 2021, 11:55 AM PST for Monterey County, San Benito County, California. It took effect at Dec 13, 2021, 1:00 AM PST. It was in force for 21 hr. 6 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Dec 12, 2021, 11:55 AM PST (19:55 UTC)
- In effect from
- Dec 13, 2021, 1:00 AM PST
- Expired
- Dec 13, 2021, 10:06 PM PST
- In force
- 21 hr
- Issued by
- NWS San Francisco Bay Area, CA
Counties Monterey County, CA, San Benito County, CA
The radar
The San Francisco radar (KMUX), 103 km from the middle of the area, began a volume at 19:58 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 13, 2:07 PM PST | FLOOD | 13 Sw Carmel Valley Vil, CA | ROCKS ON ROADWAY IN NB LANE OF SR1 NEAR BIXBY BRIDGE. |
| Dec 13, 2:18 PM PST | FLOOD | 1 Wsw Marina, CA | ROADWAY FLOODING IN FAR RIGHT LANE OF SR1 S DIRECTION NEAR IMJIN PARKWAY. |
| Dec 13, 5:12 PM PST | FLOOD | 6 Se Salinas, CA | VEHICLE DROVE THROUGH FLOODED ROAD AND GOT STUCK, WATER COMING INTO VEHICLE. AT OLD STAGE ROAD AND ALISAL ROAD. |
| Dec 13, 6:54 PM PST | FLOOD | 2 S Hollister, CA | ROADWAY FLOODING AT UNION ROAD/ CIENEGA ROAD. |
| Dec 13, 7:56 PM PST | FLOOD | 1 Se Monterey, CA | ROADWAY FLOODING, SEVERAL FEET OF WATER AT FREMONT BOULEVARD, MONTEREY, CA. |
| Dec 13, 9:58 PM PST | FLOOD | Us101 N / San Juan Rd, CA | SMALL MUDSLIDE ON RIGHT HAND SIDE OF ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Oakland, CA (KOAK), launched 12:00Z, 7.9 hours before the alert went out and 171 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
- 879 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 218 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
083 WWUS76 KMTR 121955 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 1155 AM PST Sun Dec 12 2021 CAZ516>518-528-530-130700- /O.UPG.KMTR.WI.Y.0014.211213T0900Z-211214T0000Z/ /O.NEW.KMTR.HW.W.0003.211213T0900Z-211214T0500Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 1155 AM PST Sun Dec 12 2021 ...HIGH WIND WARNING IN EFFECT FROM 1 AM TO 9 PM PST MONDAY... * WHAT...South winds 15 to 30 mph with gusts 45 to 60 mph expected. Locally stronger over the higher peaks and ridges. * WHERE...Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park, Northern Salinas Valley/Hollister Valley and Carmel Valley and Southern Monterey Bay and Big Sur Coast. * WHEN...From 1 AM to 9 PM PST Monday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ006-508>513-529-130700- /O.CON.KMTR.WI.Y.0014.211213T0000Z-211213T1500Z/ San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- East Bay Hills and the Diablo Range-Santa Cruz Mountains- Santa Clara Valley Including San Jose-Northern Monterey Bay- Including the cities of San Francisco, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 1155 AM PST Sun Dec 12 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 7 AM PST MONDAY... * WHAT...South winds 10 to 25 mph with gusts 30 to 50 mph expected. * WHERE...Portions of northern California. * WHEN...From 4 PM this afternoon to 7 AM PST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
6 follow-up statements
272 WWUS76 KMTR 130625 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 1025 PM PST Sun Dec 12 2021 CAZ516>518-528-530-131400- /O.CON.KMTR.HW.W.0003.211213T0900Z-211214T0500Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 1025 PM PST Sun Dec 12 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM PST MONDAY... * WHAT...South winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park, Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Southern Monterey Bay and Big Sur Coast and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until 9 PM PST Monday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ006-508>513-529-131400- /O.CON.KMTR.WI.Y.0014.000000T0000Z-211213T1500Z/ San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- East Bay Hills and the Diablo Range-Santa Cruz Mountains- Santa Clara Valley Including San Jose-Northern Monterey Bay- Including the cities of San Francisco, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 1025 PM PST Sun Dec 12 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 AM PST MONDAY... * WHAT...South winds 10 to 20 mph with gusts up to 45 mph. * WHERE...Portions of northern California. * WHEN...Until 7 AM PST Monday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
213 WWUS76 KMTR 131110 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 310 AM PST Mon Dec 13 2021 CAZ516>518-528-530-131915- /O.CON.KMTR.HW.W.0003.000000T0000Z-211214T0500Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 310 AM PST Mon Dec 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... * WHAT...South winds 25 to 35 mph with gusts up to 65 mph expected. * WHERE...Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park, Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Southern Monterey Bay and Big Sur Coast and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until 9 PM PST Monday. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ006-508>513-529-131915- /O.EXT.KMTR.WI.Y.0014.000000T0000Z-211214T0000Z/ San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- East Bay Hills and the Diablo Range-Santa Cruz Mountains- Santa Clara Valley Including San Jose-Northern Monterey Bay- Including the cities of San Francisco, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 310 AM PST Mon Dec 13 2021 ...WIND ADVISORY NOW IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...South winds 10 to 20 mph with gusts up to 45 mph. * WHERE...Portions of northern California. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
319 WWUS76 KMTR 131909 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 1109 AM PST Mon Dec 13 2021 CAZ516>518-528-530-140500- /O.CON.KMTR.HW.W.0003.000000T0000Z-211214T0500Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 1109 AM PST Mon Dec 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... * WHAT...South winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park, Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Southern Monterey Bay and Big Sur Coast and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until 9 PM PST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ CAZ006-508>513-529-140000- /O.CON.KMTR.WI.Y.0014.000000T0000Z-211214T0000Z/ San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- East Bay Hills and the Diablo Range-Santa Cruz Mountains- Santa Clara Valley Including San Jose-Northern Monterey Bay- Including the cities of San Francisco, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 1109 AM PST Mon Dec 13 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PST THIS AFTERNOON... * WHAT...South winds 15 to 25 mph with gusts up to 40 mph. * WHERE...Portions of northern California. * WHEN...Until 4 PM PST this afternoon. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
066 WWUS76 KMTR 132346 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 346 PM PST Mon Dec 13 2021 CAZ006-508>513-529-140100- /O.EXP.KMTR.WI.Y.0014.000000T0000Z-211214T0000Z/ San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- East Bay Hills and the Diablo Range-Santa Cruz Mountains- Santa Clara Valley Including San Jose-Northern Monterey Bay- Including the cities of San Francisco, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Blackhawk, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 346 PM PST Mon Dec 13 2021 ...WIND ADVISORY WILL EXPIRE AT 4 PM PST THIS AFTERNOON... Winds will continue to be breezy and gusty, but will no longer meet Wind Advisory criteria. $$ CAZ516>518-528-530-140500- /O.CON.KMTR.HW.W.0003.000000T0000Z-211214T0500Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 346 PM PST Mon Dec 13 2021 ...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 9 PM PST THIS EVENING... * WHAT...South winds 25 to 35 mph with gusts up to 60 mph. * WHERE...Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park, Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Southern Monterey Bay and Big Sur Coast and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until 9 PM PST this evening. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
107 WWUS76 KMTR 140226 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 626 PM PST Mon Dec 13 2021 CAZ516>518-528-530-140800- /O.EXT.KMTR.HW.W.0003.000000T0000Z-211214T0800Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 626 PM PST Mon Dec 13 2021 ...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT PST TONIGHT... * WHAT...South winds 25 to 35 mph with gusts up to 55 mph. * WHERE...Southern Salinas Valley/Arroyo Seco and Lake San Antonio, Santa Lucia Mountains and Los Padres National Forest, Southern Monterey Bay and Big Sur Coast, Mountains Of San Benito County and Interior Monterey County Including Pinnacles National Park and Northern Salinas Valley/Hollister Valley and Carmel Valley. * WHEN...Until midnight PST tonight. * IMPACTS...Damaging winds will blow down trees and power lines. Widespread power outages are expected. Travel will be difficult, especially for high profile vehicles. PRECAUTIONARY/PREPAREDNESS ACTIONS... People should avoid being outside in forested areas and around trees and branches. If possible, remain in the lower levels of your home during the windstorm, and avoid windows. Use caution if you must drive. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
341 WWUS76 KMTR 140606 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 1006 PM PST Mon Dec 13 2021 CAZ516>518-528-530-140715- /O.CAN.KMTR.HW.W.0003.000000T0000Z-211214T0800Z/ Southern Salinas Valley/Arroyo Seco and Lake San Antonio- Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Greenfield, King City, Salinas, Seaside, Monterey, and Marina 1006 PM PST Mon Dec 13 2021 ...HIGH WIND WARNING IS CANCELLED... The threat for widespread strong, damaging winds continues to diminish late this evening. However, wind gusts of up to 45 mph will be possible in the region's highest ridges and peaks through early Tuesday morning. $$ For more information from the National Weather Service visit http://weather.gov/mtr
The office that day
Everything else NWS San Francisco Bay Area, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 11, 5:35 PM PST | Freeze Warning | MTR | Monterey, San Benito | 14 hr |
| Dec 12, 8:41 AM PST | Flash Flood Watch | MTR | Monterey, San Benito, San Mateo, Santa Clara, Santa Cruz | 40 hr |
Nearby
High Wind Warnings in California, 2021Every high wind warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.