Alert archive / Idaho / Tornado Warnings in 2004

Tornado Warning 3, NWS Spokane, WA

June 25, 2004Bonner County, Idaho

NWS Spokane, WA issued this tornado warning at Jun 25, 2004, 5:32 PM PDT for Bonner County, Idaho. It was in force for 28 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: Jun 25, 2004, 5:32 PM PDT (00:32 UTC)
Expired: Jun 25, 2004, 6:00 PM PDT
In force: 28 min
Issued by: NWS Spokane, WA
Area: Counties, with a storm outline in the text

County Bonner County, ID

The radar

The Spokane radar (KOTX), 105 km from the middle of the area, began a volume at 00:33 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

Spokane, WA (KOTX), launched 00:00Z, 0.5 hours before the alert went out and 78 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1081 J/kg
Mixed-layer CIN: -18 J/kg
Mixed-layer LCL: 2315 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 29 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.

425 
WFUS56 KOTX 260032
TOROTX
IDC017-260100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
531 PM PDT FRI JUN 25 2004

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL BONNER COUNTY IN THE PANHANDLE OF IDAHO
  THIS INCLUDES THE CITY OF SANDPOINT

* UNTIL 600 PM PDT

* AT 528 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED 
TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 12 
MILES NORTHWEST OF PONDERAY...OR ABOUT 12 MILES NORTHWEST OF 
SANDPOINT...MOVING SOUTHEAST AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
   PONDERAY...SANDPOINT AND KOOTENAI BY 600 PM PDT
   
THIS STORM IS ALSO CAPABLE OF PRODUCING NICKLE SIZED HAIL AND 
DAMAGING WINDS. 

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 4852 11677 4838 11693 4815 11654 4833 11633

$$

FX

The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 25, 5:04 PM PDT	Tornado Warning	OTX	Bonner, Boundary	26 min

Nearby

Tornado Warnings in Idaho, 2004 Every tornado warning in 2004 Tornadoes in 2004

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.