Alert archive / California / Wind Advisories in 2021
Wind Advisory 25, NWS San Diego, CA
NWS San Diego, CA issued this wind advisory at Apr 16, 2021, 12:12 PM PDT for 4 counties in California. It took effect at Apr 18, 2021, 5:00 AM PDT. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Apr 16, 2021, 12:12 PM PDT (19:12 UTC)
- In effect from
- Apr 18, 2021, 5:00 AM PDT
- Expired
- Apr 18, 2021, 12:59 PM PDT
- In force
- 8 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 19:16 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, 7.2 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
- 947 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -37 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
504 WWUS76 KSGX 161912 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 1212 PM PDT Fri Apr 16 2021 CAZ048-055-057-554-170515- /O.NEW.KSGX.WI.Y.0025.210418T1200Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Fontana, Rancho Cucamonga, Corona, Crestline, and Running Springs 1212 PM PDT Fri Apr 16 2021 ...WIND ADVISORY IN EFFECT FROM 5 AM TO 4 PM PDT SUNDAY... * WHAT...Northeast winds 20 to 25 mph with gusts to 45 to 50 mph expected. Local gusts to 60 mph possible. * WHERE...Portions of San Bernardino and Riverside County Valleys- The Inland Empire, San Bernardino County Mountains, Santa Ana Mountains and Foothills and Orange County Inland Areas. * WHEN...From 5 AM to 4 PM PDT 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. && $$ CO For more information from the National Weather Service visit http://weather.gov/sandiego
5 follow-up statements
997 WWUS76 KSGX 170437 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 937 PM PDT Fri Apr 16 2021 CAZ048-055-057-554-172130- /O.CON.KSGX.WI.Y.0025.210418T1200Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Fontana, Rancho Cucamonga, Corona, Crestline, and Running Springs 937 PM PDT Fri Apr 16 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 4 PM SUNDAY... * WHAT...Northeast winds 20 to 25 mph with gusts to 45 to 50 mph expected. Local gusts to 60 mph possible. * WHERE...Portions of San Bernardino and Riverside County Valleys- The Inland Empire, San Bernardino County Mountains, Santa Ana Mountains and Foothills and Orange County Inland Areas. * WHEN...From 5 AM to 4 PM Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. && $$ Moede
417 WWUS76 KSGX 172042 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 142 PM PDT Sat Apr 17 2021 CAZ048-055-057-554-180500- /O.CON.KSGX.WI.Y.0025.210418T1200Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Fontana, Rancho Cucamonga, Corona, Crestline, and Running Springs 142 PM PDT Sat Apr 17 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 4 PM PDT SUNDAY... * WHAT...Northeast winds 20 to 25 mph with gusts to 35 to 45 mph expected. Local gusts to 55 mph possible. * WHERE...Portions of San Bernardino and Riverside County Valleys- The Inland Empire, San Bernardino County Mountains, Santa Ana Mountains and Foothills and Orange County Inland Areas. * WHEN...From 5 AM to 4 PM 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. && $$ Maxwell
424 WWUS76 KSGX 180450 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 950 PM PDT Sat Apr 17 2021 CAZ048-055-057-554-181300- /O.CON.KSGX.WI.Y.0025.210418T1200Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Fontana, Rancho Cucamonga, Corona, Crestline, and Running Springs 950 PM PDT Sat Apr 17 2021 ...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 4 PM SUNDAY... * WHAT...Northeast winds 20 to 25 mph with gusts to 35 to 45 mph expected. Local gusts to 55 mph possible. * WHERE...Portions of San Bernardino and Riverside County Valleys- The Inland Empire, San Bernardino County Mountains, Santa Ana Mountains and Foothills and Orange County Inland Areas. * WHEN...From 5 AM to 4 PM Sunday. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ Moede
256 WWUS76 KSGX 181220 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 520 AM PDT Sun Apr 18 2021 CAZ048-055-057-554-182300- /O.CON.KSGX.WI.Y.0025.000000T0000Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- Including the cities of Riverside, San Bernardino, Ontario, Fontana, Rancho Cucamonga, Corona, Crestline, and Running Springs 520 AM PDT Sun Apr 18 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 PM PDT THIS AFTERNOON... * WHAT...Northeast winds 20 to 25 mph with gusts to 35 to 45 mph expected. Local gusts to 55 mph possible. * WHERE...Portions of San Bernardino and Riverside County Valleys-The Inland Empire, San Bernardino County Mountains, Santa Ana Mountains and Foothills and Orange County Inland Areas. * WHEN...Until 4 PM today. * 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. && $$ For more information from the National Weather Service visit http://weather.gov/sandiego
435 WWUS76 KSGX 181959 NPWSGX URGENT - WEATHER MESSAGE National Weather Service SAN DIEGO CA 1259 PM PDT Sun Apr 18 2021 CAZ048-055-057-554-182100- /O.CAN.KSGX.WI.Y.0025.000000T0000Z-210418T2300Z/ San Bernardino and Riverside County Valleys-The Inland Empire- San Bernardino County Mountains-Santa Ana Mountains and Foothills- Orange County Inland Areas- 1259 PM PDT Sun Apr 18 2021 ...WIND ADVISORY IS CANCELLED... winds have fallen below Advisory criteria most areas and will continue to weaken through the afternoon. $$ 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.