Alert archive / California / Tornado Warnings in 2005
Tornado Warning 2, NWS San Diego, CA
NWS San Diego, CA issued this tornado warning at Feb 21, 2005, 7:57 AM PST for Orange County, California. It was in force for 33 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
- Feb 21, 2005, 7:57 AM PST (15:57 UTC)
- Expired
- Feb 21, 2005, 8:30 AM PST
- In force
- 33 min
- Issued by
- NWS San Diego, CA
- Area
- Counties, with a storm outline in the text
County Orange County, CA
The radar
The Santa Ana Mts radar (KSOX), 43 km from the middle of the area, began a volume at 15:56 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 21, 7:40 AM PST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
San Diego, CA (KNKX), launched 12:00Z, 4.0 hours before the alert went out and 120 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
- 2 J/kg
- Mixed-layer CIN
- -9 J/kg
- Mixed-layer LCL
- 645 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 243 m²/s²
- 0-3 km storm-relative helicity
- 275 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS56 KSGX 211559
TORSGX
CAC059-211630-
/X.NEW.KSGX.TO.W.0002.050221T1557Z-050221T1630Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN DIEGO CA
757 AM PST MON FEB 21 2005
THE NATIONAL WEATHER SERVICE IN SAN DIEGO HAS ISSUED A
* TORNADO WARNING FOR...
WEST CENTRAL ORANGE COUNTY IN SOUTHWEST CALIFORNIA
THIS INCLUDES THE CITIES OF...WESTMINSTER...HUNTINGTON BEACH...
FOUNTAIN VALLEY
* UNTIL 830 AM PST
* AT 754 AM PST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 7 MILES SOUTH OF
HUNTINGTON BEACH...MOVING NORTH AT 25 MPH.
* THE TORNADO IS EXPECTED TO BE NEAR...
HUNTINGTON BEACH BY 810 AM PST
FOUNTAIN VALLEY BY 815 AM PST
WESTMINSTER BY 820 AM PST
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 3352 11813 3349 11804 3364 11796 3375 11790
3380 11805
$$
MARTINThe office that day
Everything else NWS San Diego, CA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 21, 6:45 AM PST | Flash Flood Warning | SGX | Orange | 2 hr |
| Feb 21, 7:03 AM PST | Special Marine Warning | SGX | 117 min | |
| Feb 21, 7:45 AM PST | Flash Flood Warning | SGX | Riverside, San Bernardino, San Diego | 2 hr |
| Feb 21, 8:54 AM PST | Flash Flood Warning | SGX | Orange | 66 min |
| Feb 21, 9:06 AM PST | Special Marine Warning | SGX | 114 min | |
| Feb 21, 9:56 AM PST | Flash Flood Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 3 hr |
| Feb 21, 12:34 PM PST | Flash Flood Warning | SGX | Orange, Riverside, San Bernardino, San Diego | 3 hr |
Nearby
Tornado Warnings in California, 2005Every tornado warning in 2005Tornadoes in 2005
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.