Alert archive / California / Wind Advisories in 2021
Wind Advisory 1, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Jan 8, 2021, 12:38 PM PST for 4 counties in California. It took effect at Jan 8, 2021, 8:00 PM PST. It was in force for 37 hr.
The area
The counties it named.
The facts
- Issued
- Jan 8, 2021, 12:38 PM PST (20:38 UTC)
- In effect from
- Jan 8, 2021, 8:00 PM PST
- Expired
- Jan 10, 2021, 9:04 AM PST
- In force
- 37 hr
- Issued by
- NWS San Diego, CA
Counties Orange County, CA, Riverside County, CA, San Bernardino County, CA, San Diego County, CA
The radar
The Santa Ana Mts radar (KSOX), 88 km from the middle of the area, began a volume at 20:35 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
San Diego, CA (KNKX), launched 12:00Z, 8.6 hours before the alert went out and 124 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
- 2847 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 50 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
824 WWUS76 KSGX 082038 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 1238 PM PST Fri Jan 8 2021 CAZ055-090445- /O.NEW.KSGX.WI.Y.0001.210109T0400Z-210110T1800Z/ San Bernardino County Mountains- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 1238 PM PST Fri Jan 8 2021 ...WIND ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 10 AM PST SUNDAY... * WHAT...Northwest to North winds 25 to 35 mph with gusts to 50 mph expected. * WHERE...San Bernardino County Mountains. * WHEN...From 8 PM this evening to 10 AM PST Sunday. * 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. && $$ CAZ057-090445- /O.NEW.KSGX.WI.Y.0001.210109T1800Z-210110T1800Z/ Santa Ana Mountains and Foothills- 1238 PM PST Fri Jan 8 2021 ...WIND ADVISORY IN EFFECT FROM 10 AM SATURDAY TO 10 AM PST SUNDAY... * WHAT...Northeast winds 20 to 30 mph with gusts to 45 mph expected. Local gusts 50 MPH through the most wind-prone canyons. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Saturday to 10 AM PST Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
6 follow-up statements
683 WWUS76 KSGX 090452 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 852 PM PST Fri Jan 8 2021 CAZ055-091300- /O.CON.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 852 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM SUNDAY... * WHAT...Northwest to North winds 25 to 35 mph with gusts to 50 mph expected. * WHERE...San Bernardino Mountains. * WHEN...Through 10 AM Sunday. * 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. && $$ CAZ057-091300- /O.CON.KSGX.WI.Y.0001.210109T1800Z-210110T1800Z/ Santa Ana Mountains and Foothills- 852 PM PST Fri Jan 8 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM SATURDAY TO 10 AM SUNDAY... * WHAT...Northeast winds 20 to 30 mph with gusts to 45 mph expected. Local gusts 50 MPH through the most wind-prone canyons. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Saturday to 10 AM Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Moede
825 WWUS76 KSGX 091045 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 245 AM PST Sat Jan 9 2021 CAZ055-092100- /O.CON.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 245 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SUNDAY... * WHAT...North winds 25 to 35 mph with gusts to 50 mph expected. * WHERE...San Bernardino Mountains coastal slopes. * WHEN...Through 10 AM Sunday. * 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. && $$ CAZ057-092100- /O.CON.KSGX.WI.Y.0001.210109T1800Z-210110T1800Z/ Santa Ana Mountains and Foothills- 245 AM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 10 AM THIS MORNING TO 10 AM PST SUNDAY... * WHAT...Northeast winds 20 to 30 mph with gusts to 45 mph expected. Local gusts 50 MPH through the most wind-prone canyons. * WHERE...Santa Ana Mountains and Foothills. * WHEN...From 10 AM Saturday to 10 AM Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
204 WWUS76 KSGX 092126 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 126 PM PST Sat Jan 9 2021 CAZ055-057-100530- /O.CON.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains-Santa Ana Mountains and Foothills- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 126 PM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SUNDAY... * WHAT...Northeast winds 20 to 30 mph with gusts to 45 mph expected. Local gusts 50 MPH through the most wind-prone passes and canyons. * WHERE...San Bernardino and Santa Ana Mountains and Foothills. * WHEN...Through 10 AM Sunday. * 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. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
255 WWUS76 KSGX 100534 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 934 PM PST Sat Jan 9 2021 CAZ055-057-101400- /O.CON.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains-Santa Ana Mountains and Foothills- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 934 PM PST Sat Jan 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST SUNDAY... * WHAT...Northeast winds 20 to 30 mph with gusts to 40 mph expected. Local gusts to 50 MPH through the most wind-prone passes and canyons. * WHERE...San Bernardino and Santa Ana Mountains and Foothills. * WHEN...Through 10 AM Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Maxwell
404 WWUS76 KSGX 101115 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 315 AM PST Sun Jan 10 2021 CAZ055-057-101800- /O.CON.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains-Santa Ana Mountains and Foothills- Including the cities of Crestline, Lake Arrowhead, Big Bear City, Big Bear Lake, Running Springs, and Wrightwood 315 AM PST Sun Jan 10 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Northeast winds 20 to 30 mph with gusts to 40 mph expected. Local gusts to 50 MPH through the most wind-prone passes and canyons. * WHERE...San Bernardino and Santa Ana Mountains and Foothills. * WHEN...Through 10 AM this morning. * 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. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
165 WWUS76 KSGX 101704 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 904 AM PST Sun Jan 10 2021 CAZ055-057-101815- /O.CAN.KSGX.WI.Y.0001.000000T0000Z-210110T1800Z/ San Bernardino County Mountains-Santa Ana Mountains and Foothills- 904 AM PST Sun Jan 10 2021 ...WIND ADVISORY IS CANCELLED... A few of our wind-prone areas may still see wind gusts to around 40 MPH for the next couple of hours, but wind speeds will be decreasing for the remainder of the morning. $$ For more information from the National Weather Service visit http://weather.gov/sandiego
Nearby
Wind Advisories in California, 2021Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.