Alert archive / Idaho / Tornado Warnings in 2011
Tornado Warning 2, NWS Pocatello, ID
NWS Pocatello, ID issued this tornado warning at Jun 23, 2011, 7:14 PM MDT for Bear Lake County, Idaho. It was in force for 31 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 23, 2011, 7:14 PM MDT (01:14 UTC)
- Expired
- Jun 23, 2011, 7:45 PM MDT
- In force
- 31 min
- Issued by
- NWS Pocatello, ID
- Area
- Storm-based polygon
County Bear Lake County, ID
The radar
The Pocatello radar (KSFX), 152 km from the middle of the area, began a volume at 01:17 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 23, 7:15 PM MDT | FUNNEL CLOUD | 1 N Montpelier, ID |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Riverton, WY (KRIW), launched 00:00Z, 1.2 hours before the alert went out and 243 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
- 207 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 2783 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.0
The text
As transmitted, in the capitals the NWS used until 2016.
916
WFUS55 KPIH 240114
TORPIH
IDC007-240145-
/O.NEW.KPIH.TO.W.0002.110624T0114Z-110624T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE POCATELLO
714 PM MDT THU JUN 23 2011
THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A
* TORNADO WARNING FOR...
EAST CENTRAL BEAR LAKE COUNTY IN SOUTHEAST IDAHO...
THIS INCLUDES THE CITY OF MONTPELIER...
* UNTIL 745 PM MDT
* AT 708 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
MONTPELIER...MOVING EAST AT 35 MPH.
* LOCATIONS THAT COULD BE AFFECTED INCLUDE...
RURAL EASTERN BEAR LAKE COUNTY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE 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 4225 11132 4241 11134 4244 11103 4225 11104
4224 11104
TIME...MOT...LOC 0113Z 265DEG 31KT 4232 11121
$$
HEDGES2 follow-up statements
658 WWUS55 KPIH 240128 SVSPIH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO 728 PM MDT THU JUN 23 2011 IDC007-240145- /O.CON.KPIH.TO.W.0002.000000T0000Z-110624T0145Z/ BEAR LAKE ID- 728 PM MDT THU JUN 23 2011 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM MDT FOR EAST CENTRAL BEAR LAKE COUNTY... AT 725 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR GENEVA...OR 12 MILES EAST OF MONTPELIER...MOVING EAST AT 35 MPH. LOCATIONS AFFECTED INCLUDE.... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS. THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 4225 11113 4234 11116 4236 11104 4224 11104 TIME...MOT...LOC 0128Z 265DEG 31KT 4233 11104 $$ HEDGES
871 WWUS55 KPIH 240139 SVSPIH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE POCATELLO 739 PM MDT THU JUN 23 2011 IDC007-240149- /O.EXP.KPIH.TO.W.0002.000000T0000Z-110624T0145Z/ BEAR LAKE ID- 739 PM MDT THU JUN 23 2011 ...THE TORNADO WARNING FOR EAST CENTRAL BEAR LAKE COUNTY WILL EXPIRE AT 745 PM MDT... LAT...LON 4225 11113 4234 11116 4236 11104 4224 11104 TIME...MOT...LOC 0139Z 265DEG 31KT 4234 11091 $$ HEDGES
The office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 23, 6:49 PM MDT | Tornado Warning | PIH | Bear Lake, Franklin | 26 min |
| Jun 24, 3:20 AM MDT | River Flood Warning | PIH | Fremont, Madison | 16 days |
| Jun 24, 7:37 AM MDT | Special Weather Statement | PIH | Butte | 53 min |
| Jun 24, 8:32 AM MDT | Special Weather Statement | PIH | Bingham | 58 min |
| Jun 24, 9:35 AM MDT | Special Weather Statement | PIH | Madison | 40 min |
| Jun 24, 5:39 PM MDT | Special Weather Statement | PIH | Franklin | 51 min |
Nearby
Tornado Warnings in Idaho, 2011Every tornado warning in 2011Tornadoes in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.