Alert archive / California / Frost Advisories in 2021
Frost Advisory 2, NWS Sacramento, CA
NWS Sacramento, CA issued this frost advisory at Dec 9, 2021, 2:45 AM PST. It took effect at Dec 10, 2021, 2:00 AM PST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 9, 2021, 2:45 AM PST (10:45 UTC)
- In effect from
- Dec 10, 2021, 2:00 AM PST
- Expired
- Dec 10, 2021, 9:31 AM PST
- In force
- 8 hr
- Issued by
- NWS Sacramento, CA
The text
As transmitted.
934 WWUS76 KSTO 091045 NPWSTO URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 245 AM PST Thu Dec 9 2021 CAZ015>019-066-067-100000- /O.NEW.KSTO.FR.Y.0002.211210T1000Z-211210T1800Z/ Northern Sacramento Valley-Central Sacramento Valley- Southern Sacramento Valley-Carquinez Strait and Delta- Northern San Joaquin Valley-Northeast Foothills/Sacramento Valley- Motherlode- Including the cities of Redding, Red Bluff, Chico, Oroville, Marysville/Yuba City, Sacramento, Fairfield/Suisun, Stockton, Modesto, Paradise, Grass Valley, and Jackson 245 AM PST Thu Dec 9 2021 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 10 AM PST FRIDAY... * WHAT...Cold air will invade the Central Valley. Clearing skies tonight will allow temperatures to lower into the upper 20s and lower 30s with widespread frost formation expected, especially in the outlying areas. * WHERE...Sacramento Valley, Delta, Northern San Joaquin Valley and adjacent foothills. * WHEN...From 2 AM to 10 AM PST Friday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. Make sure outdoor pets have shelter from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
3 follow-up statements
731 WWUS76 KSTO 092230 NPWSTO URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 230 PM PST Thu Dec 9 2021 CAZ015>019-066-067-101500- /O.CON.KSTO.FR.Y.0002.211210T1000Z-211210T1800Z/ Northern Sacramento Valley-Central Sacramento Valley- Southern Sacramento Valley-Carquinez Strait and Delta- Northern San Joaquin Valley-Northeast Foothills/Sacramento Valley- Motherlode- Including the cities of Redding, Red Bluff, Chico, Oroville, Marysville/Yuba City, Sacramento, Fairfield/Suisun, Stockton, Modesto, Paradise, Grass Valley, and Jackson 230 PM PST Thu Dec 9 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 10 AM PST FRIDAY... * WHAT...Cold air will invade the Central Valley. Clearing skies tonight will allow temperatures to lower into the upper 20s and lower 30s with widespread frost formation expected, especially in the outlying areas. * WHERE...Sacramento Valley, Delta, Northern San Joaquin Valley and adjacent foothills. * WHEN...From 2 AM to 10 AM PST Friday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. Make sure outdoor pets have shelter from the cold. * ADDITIONAL DETAILS... PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
498 WWUS76 KSTO 101100 NPWSTO URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 300 AM PST Fri Dec 10 2021 CAZ015>019-066-067-101800- /O.CON.KSTO.FR.Y.0002.000000T0000Z-211210T1800Z/ Northern Sacramento Valley-Central Sacramento Valley- Southern Sacramento Valley-Carquinez Strait and Delta- Northern San Joaquin Valley-Northeast Foothills/Sacramento Valley- Motherlode- Including the cities of Redding, Red Bluff, Chico, Oroville, Marysville/Yuba City, Sacramento, Fairfield/Suisun, Stockton, Modesto, Paradise, Grass Valley, and Jackson 300 AM PST Fri Dec 10 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST THIS MORNING... * WHAT...Widespread frost is expected early this morning, especially in the outlying areas, with minimum temperatures dipping into the upper 20s tolower 30s. * WHERE...Sacramento Valley, Delta, Northern San Joaquin Valley and adjacent foothills. * WHEN...Until 10 AM PST this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. Make sure outdoor pets have shelter from the cold. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
218 WWUS76 KSTO 101731 NPWSTO URGENT - WEATHER MESSAGE National Weather Service Sacramento CA 931 AM PST Fri Dec 10 2021 CAZ015>019-066-067-101845- /O.CAN.KSTO.FR.Y.0002.000000T0000Z-211210T1800Z/ Northern Sacramento Valley-Central Sacramento Valley- Southern Sacramento Valley-Carquinez Strait and Delta- Northern San Joaquin Valley-Northeast Foothills/Sacramento Valley- Motherlode- Including the cities of Redding, Red Bluff, Chico, Oroville, Marysville/Yuba City, Sacramento, Fairfield/Suisun, Stockton, Modesto, Paradise, Grass Valley, and Jackson 931 AM PST Fri Dec 10 2021 ...FROST ADVISORY IS CANCELLED... Temperatures have warmed and the Frost Advisory has been cancelled. $$
The office that day
Everything else NWS Sacramento, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 1:38 PM PST | Winter Storm Watch | STO | 25 hr |
Nearby
Frost Advisories in California, 2021Every frost 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.