Alert archive / California / Tornado Warnings in 2012
Tornado Warning 2, NWS Sacramento, CA
NWS Sacramento, CA issued this tornado warning at Oct 22, 2012, 3:14 PM PDT for Sutter County, Yuba County, California. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Oct 22, 2012, 3:14 PM PDT (22:14 UTC)
- Expired
- Oct 22, 2012, 3:45 PM PDT
- In force
- 31 min
- Issued by
- NWS Sacramento, CA
- Area
- Storm-based polygon
Counties Sutter County, CA, Yuba County, CA
The radar
The Beale AFB radar (KBBX), 37 km from the middle of the area, began a volume at 22:15 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
Oakland, CA (KOAK), launched 12:00Z, 10.2 hours before the alert went out and 170 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
- 4 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 650 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 276 m²/s²
- 0-3 km storm-relative helicity
- 345 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
044 WFUS56 KSTO 222214 TORSTO CAC101-115-222245- /O.NEW.KSTO.TO.W.0002.121022T2214Z-121022T2245Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SACRAMENTO CA 314 PM PDT MON OCT 22 2012 THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A * TORNADO WARNING FOR... CENTRAL SUTTER COUNTY IN CENTRAL CALIFORNIA... WEST CENTRAL YUBA COUNTY IN CENTRAL CALIFORNIA... THIS INCLUDES THE CITY OF MARYSVILLE... * UNTIL 345 PM PDT * AT 312 PM PDT...THE PUBLIC REPORTED A TORNADO NEAR YUBA CITY...NEAR REED ROAD AND RAILROAD. MOVING NORTHEAST AT 20 MPH. THE PUBLIC REPORTED DOWNED POWER LINES IN THIS AREA. * THE TORNADO WILL AFFECT THE MARYSVILLE AREA THROUGH 320 PM PDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 3922 12150 3917 12142 3910 12162 3915 12165 TIME...MOT...LOC 2212Z 235DEG 16KT 3913 12160 $$ JHM
2 follow-up statements
991 WWUS56 KSTO 222224 SVSSTO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SACRAMENTO CA 324 PM PDT MON OCT 22 2012 CAC101-115-222245- /O.CON.KSTO.TO.W.0002.000000T0000Z-121022T2245Z/ SUTTER CA-YUBA CA- 324 PM PDT MON OCT 22 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM PDT FOR WEST CENTRAL YUBA AND CENTRAL SUTTER COUNTIES... AT 318 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND THE PUBLIC WERE TRACKING A TORNADO NEAR LINCOLN ROAD AND RAILROAD IN YUBA CITY. THE TORNADO WAS REPORTEDLY TOUCHING DOWN AND THEN LIFTING OFF THE GROUND. THE TORNADO WAS MOVING NORTHEAST AT 20 MPH TOWARDS HAMMONTON. THE TORNADO HAS DAMAGED SOME TREES AND STRUCTURES IN THE YUBA CITY AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 3922 12150 3917 12142 3910 12162 3915 12165 TIME...MOT...LOC 2220Z 235DEG 16KT 3915 12156 $$ JHM
337 WWUS56 KSTO 222239 SVSSTO SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SACRAMENTO CA 339 PM PDT MON OCT 22 2012 CAC101-115-222250- /O.EXP.KSTO.TO.W.0002.000000T0000Z-121022T2245Z/ SUTTER CA-YUBA CA- 339 PM PDT MON OCT 22 2012 ...THE TORNADO WARNING FOR WEST CENTRAL YUBA AND CENTRAL SUTTER COUNTIES WILL EXPIRE AT 345 PM PDT... LAT...LON 3922 12150 3917 12142 3910 12162 3915 12165 TIME...MOT...LOC 2240Z 235DEG 16KT 3920 12147 $$ CS
The office that day
Everything else NWS Sacramento, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 22, 1:11 PM PDT | Special Weather Statement | STO | Shasta | 49 min |
| Oct 22, 1:42 PM PDT | Special Weather Statement | STO | Tehama | 48 min |
| Oct 22, 2:13 PM PDT | Special Weather Statement | STO | Yuba | 62 min |
| Oct 22, 2:37 PM PDT | Tornado Warning | STO | Butte, Yuba | 38 min |
| Oct 22, 3:42 PM PDT | Tornado Warning | STO | Nevada, Yuba | 48 min |
| Oct 22, 3:52 PM PDT | Special Weather Statement | STO | Shasta | 38 min |
| Oct 22, 4:11 PM PDT | Tornado Warning | STO | Nevada, Placer, Yuba | 49 min |
Nearby
Tornado Warnings in California, 2012Every tornado warning in 2012Tornadoes in 2012
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.