Alert archive / California / High Wind Watches in 2021
High Wind Watch 1, NWS San Francisco Bay Area, CA
NWS San Francisco Bay Area, CA issued this high wind watch at Jan 15, 2021, 3:42 AM PST. It took effect at Jan 17, 2021, 10:00 PM PST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jan 15, 2021, 3:42 AM PST (11:42 UTC)
- In effect from
- Jan 17, 2021, 10:00 PM PST
- Expired
- Jan 16, 2021, 2:29 AM PST
- In force
- Issued by
- NWS San Francisco Bay Area, CA
The text
As transmitted.
293 WWUS76 KMTR 151142 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 342 AM PST Fri Jan 15 2021 CAZ507-511-151945- /O.NEW.KMTR.HW.A.0001.210118T0600Z-210119T0200Z/ North Bay Mountains-East Bay Hills and the Diablo Range- Including the cities of Angwin, Lagunitas-Forest Knolls, Woodacre, and Blackhawk 342 AM PST Fri Jan 15 2021 ...HIGH WIND WATCH IN EFFECT FROM SUNDAY NIGHT THROUGH MONDAY AFTERNOON... The National Weather Service in San Francisco has issued a High Wind Watch, which is in effect from Sunday evening through Monday afternoon. * LOCATION...The North Bay Mountains and East Bay hills, particularly areas above 1000 ft. * TIMING...Starting around Sunday evening at the highest peaks before mixing down to the rest of the hills and mountains late Sunday night and through Monday. * WINDS...Sustained winds of 15-20mph with gusts of 25-35mph possible across much of the North Bay Mountains and East Bay Hills. Areas above 1000ft have the potential to see sustained winds of 40-45mph with gusts of 50-55mph possible at the highest peaks. * IMPACTS...High winds have the potential to topple power lines and trees , along with creating hazardous driving conditions. Be sure to plan accordingly if you plan to travel in these areas and to secure light property. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of 40-45 mph at some of the higher elevations with gusts of 50-55 mph or stronger possible at some of the highest peaks. Continue to monitor the latest forecasts for any updates on wind speeds. && $$
3 follow-up statements
992 WWUS76 KMTR 151935 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 1135 AM PST Fri Jan 15 2021 CAZ507-511-160745- /O.CON.KMTR.HW.A.0001.210118T0600Z-210119T0200Z/ North Bay Mountains-East Bay Hills and the Diablo Range- Including the cities of Angwin, Lagunitas-Forest Knolls, Woodacre, and Blackhawk 1135 AM PST Fri Jan 15 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * LOCATION...The North Bay Mountains and East Bay hills, particularly areas above 1000 ft. * TIMING...Starting around Sunday evening at the highest peaks before mixing down to the rest of the hills and mountains late Sunday night and through Monday. * WINDS...Sustained winds of 15-20 mph with gusts of 25-35 mph possible across much of the North Bay Mountains and East Bay Hills. Areas above 1000 ft have the potential to see sustained winds of 40-45 mph with gusts of 50-55 mph possible at the highest peaks. * IMPACTS...High winds have the potential to topple power lines and trees along with creating hazardous driving conditions. Be sure to plan accordingly if you plan to travel in these areas and to secure light property outdoors. Have cell phones charged and flashlights handy if power outages occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... A High Wind Watch means there is the potential for a hazardous high wind event. Sustained winds of 40-45 mph at some of the higher elevations with gusts of 50-55 mph or stronger possible at some of the highest peaks. Continue to monitor the latest forecasts for any updates on wind speeds. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
281 WWUS76 KMTR 160422 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 822 PM PST Fri Jan 15 2021 CAZ507-511-161300- /O.CON.KMTR.HW.A.0001.210118T0600Z-210119T0200Z/ North Bay Mountains-East Bay Hills and the Diablo Range- Including the cities of Angwin, Lagunitas-Forest Knolls, Woodacre, and Blackhawk 822 PM PST Fri Jan 15 2021 ...HIGH WIND WATCH REMAINS IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY AFTERNOON... * WHAT...Sustained winds of 15-20 mph with gusts of 25-35 mph possible across much of the North Bay Mountains and East Bay Hills. Areas above 1000 ft have the potential to see sustained winds of 40-45 mph with gusts of 50-55 mph possible at the highest peaks. * WHERE...The North Bay Mountains and East Bay hills, particularly areas above 1000 ft. * WHEN...Starting around Sunday evening at the highest peaks before mixing down to the rest of the hills and mountains late Sunday night and through Monday. * ADDITIONAL DETAILS...High winds have the potential to topple power lines and trees along with creating hazardous driving conditions. Be sure to plan accordingly if you plan to travel in these areas and to secure light property outdoors. Have cell phones charged and flashlights handy if power outages occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ For more information from the National Weather Service visit http://weather.gov/mtr
129 WWUS76 KMTR 161029 NPWMTR URGENT - WEATHER MESSAGE National Weather Service San Francisco Bay Area 229 AM PST Sat Jan 16 2021 CAZ507-511-162200- /O.UPG.KMTR.HW.A.0001.210118T0600Z-210119T0200Z/ /O.NEW.KMTR.WI.Y.0001.210118T0600Z-210120T0200Z/ North Bay Mountains-East Bay Hills and the Diablo Range- Including the cities of Angwin, Lagunitas-Forest Knolls, Woodacre, and Blackhawk 229 AM PST Sat Jan 16 2021 ...WIND ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 6 PM PST TUESDAY... * WHAT...Offshore wind event will produce sustained winds of 20-35 mph possible with gusts 40 to 60 mph, locally stronger over peaks and along leeward slopes. * WHERE...North Bay Mountains and East Bay Hills and the Diablo Range. * WHEN...From 10 PM Sunday to 6 PM PST Tuesday. * ADDITIONAL DETAILS...High winds have the potential to topple power lines and trees along with creating hazardous driving conditions. Be sure to plan accordingly if you plan to travel in these areas and to secure light property outdoors. Have cell phones charged and flashlights handy if power outages occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ CAZ006-505-506-508>510-512-513-529-162200- /O.NEW.KMTR.WI.Y.0001.210118T0600Z-210120T0200Z/ San Francisco- Coastal North Bay Including Point Reyes National Seashore- North Bay Interior Valleys-San Francisco Bay Shoreline- San Francisco Peninsula Coast-East Bay Interior Valleys- Santa Cruz Mountains-Santa Clara Valley Including San Jose- Northern Monterey Bay- Including the cities of San Francisco, Tamalpais-Homestead, Sausalito, Santa Rosa, South Santa Rosa, Napa, San Rafael, Petaluma, Novato, Rohnert Park, Oakland, Fremont, Hayward, Daly City, Berkeley, Pacifica, Concord, Antioch, Livermore, Walnut Creek, Pleasanton, Pittsburg, San Ramon, Scotts Valley, Boulder Creek, Day Valley, San Jose, Santa Cruz, Watsonville, and Live Oak 229 AM PST Sat Jan 16 2021 ...WIND ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 6 PM PST TUESDAY... * WHAT...Offshore wind event will produce periods of sustained winds 15 to 30 mph with gusts 35 to 50 mph. Strongest gusts are expected on the lee side of mountains as downsloping effects will produce gusty conditions. * WHERE...San Francisco Bay Area. * WHEN...From 10 PM Sunday to 6 PM PST Tuesday. * ADDITIONAL DETAILS...High winds have the potential to topple power lines and trees along with creating hazardous driving conditions. Be sure to plan accordingly if you plan to travel in these areas and to secure light property outdoors including temporary outdoor structures. Have cell phones charged and flashlights handy if power outages occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ CAZ517-518-528-530-162200- /O.NEW.KMTR.WI.Y.0001.210118T0600Z-210120T0200Z/ Santa Lucia Mountains and Los Padres National Forest- Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park- Northern Salinas Valley/Hollister Valley and Carmel Valley- Southern Monterey Bay and Big Sur Coast- Including the cities of Salinas, Seaside, Monterey, and Marina 229 AM PST Sat Jan 16 2021 ...WIND ADVISORY IN EFFECT FROM 10 PM SUNDAY TO 6 PM PST TUESDAY... * WHAT...Offshore wind event will produce winds 15 to 30 mph with gusts 35 to 50 mph expected. Locally higher gusts are possible over highest peaks and on the lee side of mountains as downsloping effects will produce gusty conditions. * WHERE...Central California Coast including: Santa Lucia Mountains and Los Padres National Forest, Mountains Of San Benito County and Interior Monterey County, Pinnacles National Park, Northern Salinas Valley/Hollister Valley and Carmel Valley and Southern Monterey Bay and Big Sur Coast. * WHEN...From 10 PM Sunday to 6 PM PST Tuesday. * ADDITIONAL DETAILS...High winds have the potential to topple power lines and trees along with creating hazardous driving conditions. Be sure to plan accordingly if you travel in these areas and to secure light property outdoors including temporary outdoor structures. Have cell phones charged and flashlights handy if power outages occur. PRECAUTIONARY/PREPAREDNESS ACTIONS... Monitor the latest forecasts and warnings for updates on this situation. Fasten loose objects or shelter objects in a safe location prior to the onset of winds. && $$ 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 |
|---|---|---|---|---|
| Jan 14, 8:04 PM PST | Beach Hazards Statement | MTR | Santa Cruz | 47 hr |
| Jan 14, 8:04 PM PST | High Surf Advisory | MTR | Marin, Monterey, City and County of San Francisco, San Mateo, Santa Cruz, Sonoma | 47 hr |
Nearby
High Wind Watches in California, 2021Every high wind watch 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.