Alert archive / California / Tornado Warnings in 2002

Tornado Warning 2, NWS Sacramento, CA

March 23, 2002Glenn County, California

NWS Sacramento, CA issued this tornado warning at Mar 23, 2002, 4:44 PM PST for Glenn 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
Mar 23, 2002, 4:44 PM PST (00:44 UTC)
Expired
Mar 23, 2002, 5:15 PM PST
In force
31 min
Issued by
NWS Sacramento, CA
Area
Counties, with a storm outline in the text

County Glenn County, CA

The nearest sounding before it

Oakland, CA (KOAK), launched 00:00Z, 0.7 hours before the alert went out and 199 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.

Skew-T log-pSkew-T log-p diagram, Oakland, CA at 00:00Z on 2002-03-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Oakland, CA at 00:00Z on 2002-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
13 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
810 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS56 KSTO 240044
TORSAC
CAC021-240115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SACRAMENTO CA
444 PM PST SAT MAR 23 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL GLENN COUNTY IN CALIFORNIA

* VALID UNTIL 515 PM PST

* AT 436 PM PST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
   A POSSIBLE TORNADO OVER EXTREME SOUTHEASTERN GLENN COUNTY...OR    
   ABOUT 12 MILES EAST OF WILLOWS NEAR STATE ROUTE 45...MOVING       
   SOUTH-SOUTHEAST AT 5 MPH TOWARDS WESTERN SUTTER COUNTY.

   AREAS NEAR CORDORA AND PRINCETON MAY BE AFFECTED.

   IN ADDITION RADAR INDICATES INTENSE RAIN THAT MAY FLOOD ROADWAYS.

REPORT SIGNIFICANT WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE.

LAT...LON 3952 12212 3946 12204 3950 12189 3959 12200

The office that day

Everything else NWS Sacramento, CA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 23, 5:21 PM PSTTornado WarningSTOColusa, Glenn24 min

Nearby

Tornado Warnings in California, 2002Every tornado warning in 2002Tornadoes in 2002

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.