Alert archive / California / Wind Advisories in 2021
Wind Advisory 47, NWS Hanford, CA
NWS Hanford, CA issued this wind advisory at Dec 9, 2021, 12:34 PM PST for Kern County, California. It took effect at Dec 9, 2021, 2:00 PM PST. It was in force for 10 hr.
The area
The counties it named.
The facts
- Issued
- Dec 9, 2021, 12:34 PM PST (20:34 UTC)
- In effect from
- Dec 9, 2021, 2:00 PM PST
- Expired
- Dec 10, 2021, 12:00 AM PST
- In force
- 10 hr
- Issued by
- NWS Hanford, CA
County Kern County, CA
The radar
The Edwards AFB radar (KEYX), 110 km from the middle of the area, began a volume at 20:36 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
Vandenberg AFB, CA (KVBG), launched 12:00Z, 8.6 hours before the alert went out and 175 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
- 10 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 484 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 2 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
042 WWUS76 KHNX 092034 NPWHNX URGENT - WEATHER MESSAGE National Weather Service Hanford CA 1234 PM PST Thu Dec 9 2021 CAZ338-100400- /O.NEW.KHNX.WI.Y.0047.211209T2200Z-211210T0800Z/ Mojave Desert Slopes- Including the city of Mojave 1234 PM PST Thu Dec 9 2021 ...WIND ADVISORY IN EFFECT FROM 2 PM PST THIS AFTERNOON UNTIL MIDNIGHT PST TONIGHT... * WHAT...West winds 25 to 35 mph with gusts to 55 mph expected. Locally stronger gusts possible briefly. * WHERE...Mojave Desert Slopes. * WHEN...From 2 PM PST today until midnight PST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strong crosswinds are possible, mainly along Highways 14, 58, and 178. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ337-339-100400- /O.CON.KHNX.HZ.A.0002.211211T0700Z-211211T1700Z/ /O.CON.KHNX.HZ.A.0003.211212T0700Z-211212T1700Z/ Indian Wells Valley-Mojave Desert- Including the cities of Inyokern, Ridgecrest, Rosamond, California City, Randsburg, and Edwards AFB 1234 PM PST Thu Dec 9 2021 ...HARD FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... ...HARD FREEZE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING... * WHAT...Sub-freezing temperatures as low as 22 degrees expected. * WHERE...Indian Wells Valley and Mojave Desert. * WHEN...Friday night until Saturday morning and again Saturday night until Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ CAZ301>303-305-306-309>312-315-316-100400- /O.CON.KHNX.FZ.A.0001.211211T0700Z-211211T1700Z/ Los Banos - Dos Palos-Merced - Madera - Mendota-Planada - Le Grand - Snelling-West Side of Fresno and Kings Counties- Caruthers - San Joaquin - Selma-Buttonwillow - Lost Hills - I5- Delano-Wasco-Shafter-Hanford - Corcoran - Lemoore-Visalia - Porterville - Reedley-Southeast San Joaquin Valley- South End San Joaquin Valley- Including the cities of Los Banos, Merced, Madera, Atwater, Planada, Lake Mcclure, Le Grand, Lemoore Station, Five Points, Kettleman City, Selma, Sanger, Parlier, Kingsburg, Kerman, Lost Hills, Buttonwillow, Delano, Wasco, Alpaugh, Shafter, Hanford, Lemoore, Corcoran, Goshen, Visalia, Tulare, Porterville, Richgrove, Lamont, and Arvin 1234 PM PST Thu Dec 9 2021 ...FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... * WHAT...Sub-freezing temperatures as low as 29 degrees possible. * WHERE...Portions of Central California's San Joaquin Valley. * WHEN...From Friday evening through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ BSO
2 follow-up statements
966 WWUS76 KHNX 100335 NPWHNX URGENT - WEATHER MESSAGE National Weather Service Hanford CA 735 PM PST Thu Dec 9 2021 CAZ338-100800- /O.CON.KHNX.WI.Y.0047.000000T0000Z-211210T0800Z/ Mojave Desert Slopes- Including the city of Mojave 735 PM PST Thu Dec 9 2021 ...WIND ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT PST TONIGHT... * WHAT...West winds 25 to 35 mph with gusts to 55 mph expected. Locally stronger gusts possible briefly. * WHERE...Mojave Desert Slopes. * WHEN...From 2 PM PST today until midnight PST tonight. * IMPACTS...Gusty winds could blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Strong crosswinds are possible, mainly along Highways 14, 58, and 178. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use extra caution when driving, especially if operating a high profile vehicle. Secure outdoor objects. && $$ CAZ337-339-101200- /O.CON.KHNX.HZ.A.0002.211211T0700Z-211211T1700Z/ /O.CON.KHNX.HZ.A.0003.211212T0700Z-211212T1700Z/ Indian Wells Valley-Mojave Desert- Including the cities of Inyokern, Ridgecrest, Rosamond, California City, Randsburg, and Edwards AFB 735 PM PST Thu Dec 9 2021 ...HARD FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... ...HARD FREEZE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING... * WHAT...Sub-freezing temperatures as low as 22 degrees expected. * WHERE...Indian Wells Valley and Mojave Desert. * WHEN...Friday night until Saturday morning and again Saturday night until Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ CAZ301>303-305-306-309>312-315-316-101200- /O.CON.KHNX.FZ.A.0001.211211T0700Z-211211T1700Z/ Los Banos - Dos Palos-Merced - Madera - Mendota-Planada - Le Grand - Snelling-West Side of Fresno and Kings Counties- Caruthers - San Joaquin - Selma-Buttonwillow - Lost Hills - I5- Delano-Wasco-Shafter-Hanford - Corcoran - Lemoore-Visalia - Porterville - Reedley-Southeast San Joaquin Valley- South End San Joaquin Valley- Including the cities of Los Banos, Merced, Madera, Atwater, Planada, Lake Mcclure, Le Grand, Lemoore Station, Five Points, Kettleman City, Selma, Sanger, Parlier, Kingsburg, Kerman, Lost Hills, Buttonwillow, Delano, Wasco, Alpaugh, Shafter, Hanford, Lemoore, Corcoran, Goshen, Visalia, Tulare, Porterville, Richgrove, Lamont, and Arvin 735 PM PST Thu Dec 9 2021 ...FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... * WHAT...Sub-freezing temperatures as low as 29 degrees possible. * WHERE...Portions of Central California's San Joaquin Valley. * WHEN...From Friday evening through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ Molina
021 WWUS76 KHNX 100755 NPWHNX URGENT - WEATHER MESSAGE National Weather Service Hanford CA 1155 PM PST Thu Dec 9 2021 CAZ338-100900- /O.EXP.KHNX.WI.Y.0047.000000T0000Z-211210T0800Z/ Mojave Desert Slopes- Including the city of Mojave 1155 PM PST Thu Dec 9 2021 ...WIND ADVISORY WILL EXPIRE AT MIDNIGHT PST TONIGHT... Winds have diminished over the advisory area and will continue to trend lower overnight. Therefore the wind advisory will be allowed to expire at midnight tonight. $$ CAZ337-339-101800- /O.CON.KHNX.HZ.A.0002.211211T0700Z-211211T1700Z/ /O.CON.KHNX.HZ.A.0003.211212T0700Z-211212T1700Z/ Indian Wells Valley-Mojave Desert- Including the cities of Inyokern, Ridgecrest, Rosamond, California City, Randsburg, and Edwards AFB 1155 PM PST Thu Dec 9 2021 ...HARD FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... ...HARD FREEZE WATCH REMAINS IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING... * WHAT...Sub-freezing temperatures as low as 22 degrees expected. * WHERE...Indian Wells Valley and Mojave Desert. * WHEN...Friday night until Saturday morning and again Saturday night until Sunday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ CAZ301>303-305-306-309>312-315-316-101800- /O.CON.KHNX.FZ.A.0001.211211T0700Z-211211T1700Z/ Los Banos - Dos Palos-Merced - Madera - Mendota-Planada - Le Grand - Snelling-West Side of Fresno and Kings Counties- Caruthers - San Joaquin - Selma-Buttonwillow - Lost Hills - I5- Delano-Wasco-Shafter-Hanford - Corcoran - Lemoore-Visalia - Porterville - Reedley-Southeast San Joaquin Valley- South End San Joaquin Valley- Including the cities of Los Banos, Merced, Madera, Atwater, Planada, Lake Mcclure, Le Grand, Lemoore Station, Five Points, Kettleman City, Selma, Sanger, Parlier, Kingsburg, Kerman, Lost Hills, Buttonwillow, Delano, Wasco, Alpaugh, Shafter, Hanford, Lemoore, Corcoran, Goshen, Visalia, Tulare, Porterville, Richgrove, Lamont, and Arvin 1155 PM PST Thu Dec 9 2021 ...FREEZE WATCH REMAINS IN EFFECT FROM FRIDAY EVENING THROUGH SATURDAY MORNING... * WHAT...Sub-freezing temperatures as low as 28 degrees possible. * WHERE...Portions of Central California's San Joaquin Valley. * WHEN...From Friday evening through Saturday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. To prevent freezing and possible bursting of outdoor water pipes they should be wrapped, drained, or allowed to drip slowly. Those that have in-ground sprinkler systems should drain them and cover above- ground pipes to protect them from freezing. && $$ DCH
The office that day
Everything else NWS Hanford, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 11:57 AM PST | Hard Freeze Watch | HNX | Kern | 45 hr |
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.