Alert archive / Idaho / Tornado Warnings in 2015

Tornado Warning 7, NWS Pocatello, ID

July 15, 2015Fremont County, Jefferson County, Madison County, Idaho

NWS Pocatello, ID issued this tornado warning at Jul 15, 2015, 3:54 PM MDT for Fremont County, Jefferson County, Madison County, Idaho. It was in force for 51 min. 4 reports 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: Jul 15, 2015, 3:54 PM MDT (21:54 UTC)
Expired: Jul 15, 2015, 4:45 PM MDT
In force: 51 min
Issued by: NWS Pocatello, ID
Area: Storm-based polygon

Counties Fremont County, ID, Jefferson County, ID, Madison County, ID

The radar

The Pocatello radar (KSFX), 107 km from the middle of the area, began a volume at 21:54 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
Jul 15, 4:10 PM MDT	FUNNEL CLOUD	1 Nnw Rexburg, ID	FUNNELS SITED 10 MILES WEST OF PLANO, ID.
Jul 15, 4:10 PM MDT	FUNNEL CLOUD	1 Nw Plano, ID	CHANNEL 8 VIEWER SUBMITTED A PICTURE WITH ONE OR MORE POSSIBLE FUNNEL CLOUDS. TIME ESTIMATED.
Jul 15, 4:10 PM MDT	FUNNEL CLOUD	2 N Rexburg, ID	FUNNELS SITED 10 MILES WEST OF PLANO, ID.
Jul 15, 4:50 PM MDT	HAIL 1	St. Anthony, ID	CHANNEL 8 VIEWER SUBMITTED VIDEO VIA SOCIAL MEDIA OF HAIL BETWEEN 0.25 AND 0.50 INCHES. TIME ESTIMATED.

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 12:00Z, 9.9 hours before the alert went out and 291 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: 5 J/kg
Mixed-layer CIN: -302 J/kg
Mixed-layer LCL: 2182 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 39 m²/s²
0-3 km storm-relative helicity: 63 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.

229 
WFUS55 KPIH 152154
TORPIH
IDC043-051-065-152245-
/O.NEW.KPIH.TO.W.0007.150715T2154Z-150715T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE POCATELLO ID
354 PM MDT WED JUL 15 2015

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL JEFFERSON COUNTY IN SOUTHEASTERN IDAHO...
  SOUTH CENTRAL FREMONT COUNTY IN SOUTH CENTRAL IDAHO...
  NORTHWESTERN MADISON COUNTY IN SOUTHEASTERN IDAHO...

* UNTIL 445 PM MDT
    
* AT 354 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 7
  MILES SOUTHEAST OF HAMER...OR 14 MILES EAST OF TERRETON...AND
  MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  REXBURG...SUGAR CITY...TETON...PARKER...ST ANTHONY...EGIN...
  PLANO...SOUTHERN SAINT ANTHONY SAND DUNES...NEWDALE...SAGE JUNCTION
  AND THORNTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4379 11156 4372 11220 4391 11226 4405 11165
TIME...MOT...LOC 2154Z 256DEG 24KT 4383 11215 

$$

JKEYES

5 follow-up statements

071 
WWUS55 KPIH 152207
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
407 PM MDT WED JUL 15 2015

IDC043-051-065-152245-
/O.CON.KPIH.TO.W.0007.000000T0000Z-150715T2245Z/
JEFFERSON ID-FREMONT ID-MADISON ID-
407 PM MDT WED JUL 15 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR CENTRAL
JEFFERSON...SOUTH CENTRAL FREMONT AND NORTHWESTERN MADISON
COUNTIES...
    
AT 406 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 8 MILES 
WEST OF PLANO...OR 11 MILES NORTHWEST OF LORENZO...MOVING EAST AT 30 
MPH. STRONG LOW LEVEL ROTATION WAS NOTED ON RADAR.  

LOCATIONS IMPACTED INCLUDE...
REXBURG...SUGAR CITY...TETON...PARKER...ST ANTHONY...EGIN...PLANO...
NEWDALE AND SOUTHERN SAINT ANTHONY SAND DUNES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4379 11156 4378 11218 4390 11218 4405 11165
TIME...MOT...LOC 2206Z 255DEG 24KT 4385 11204 

$$

JKEYES

985 
WWUS55 KPIH 152212
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
412 PM MDT WED JUL 15 2015

IDC043-051-065-152245-
/O.CON.KPIH.TO.W.0007.000000T0000Z-150715T2245Z/
JEFFERSON ID-FREMONT ID-MADISON ID-
412 PM MDT WED JUL 15 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR CENTRAL
JEFFERSON...SOUTH CENTRAL FREMONT AND NORTHWESTERN MADISON
COUNTIES...
    
AT 411 PM MDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD 10 
MILES WEST OF PLANO. A TORNADO MAY DEVELOP AT ANY TIME! THIS 
DANGEROUS STORM WAS LOCATED NEAR PLANO...OR 10 MILES WEST OF 
REXBURG...MOVING EAST NORTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
REXBURG...SUGAR CITY...TETON...PARKER...ST ANTHONY...EGIN...PLANO...
NEWDALE AND SOUTHERN SAINT ANTHONY SAND DUNES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4380 11157 4379 11214 4390 11218 4405 11165
TIME...MOT...LOC 2211Z 255DEG 24KT 4386 11199 

$$

JKEYES

164 
WWUS55 KPIH 152223
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
423 PM MDT WED JUL 15 2015

IDC043-051-065-152245-
/O.CON.KPIH.TO.W.0007.000000T0000Z-150715T2245Z/
JEFFERSON ID-FREMONT ID-MADISON ID-
423 PM MDT WED JUL 15 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR CENTRAL
JEFFERSON...SOUTH CENTRAL FREMONT AND NORTHWESTERN MADISON
COUNTIES...
    
AT 423 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED OVER
PLANO...OR NEAR REXBURG...MOVING EAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
REXBURG...SUGAR CITY...TETON...PARKER...ST ANTHONY...EGIN...PLANO...
NEWDALE AND SOUTHERN SAINT ANTHONY SAND DUNES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4380 11157 4381 11195 4393 11203 4405 11165
TIME...MOT...LOC 2223Z 258DEG 24KT 4388 11188 

$$

JKEYES

979 
WWUS55 KPIH 152231
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
431 PM MDT WED JUL 15 2015

IDC043-051-065-152245-
/O.CON.KPIH.TO.W.0007.000000T0000Z-150715T2245Z/
JEFFERSON ID-FREMONT ID-MADISON ID-
431 PM MDT WED JUL 15 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM MDT FOR
NORTHEASTERN JEFFERSON...SOUTH CENTRAL FREMONT AND NORTHWESTERN
MADISON COUNTIES...
    
AT 430 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 
CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 
OVER EGIN...MOVING EAST NORTHEAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
SUGAR CITY...TETON...PARKER...ST ANTHONY...EGIN...PLANO AND SOUTHERN
SAINT ANTHONY SAND DUNES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4385 11160 4386 11186 4394 11200 4405 11165
TIME...MOT...LOC 2230Z 258DEG 24KT 4389 11182 

$$

JKEYES

548 
WWUS55 KPIH 152242
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
442 PM MDT WED JUL 15 2015

IDC043-051-065-152251-
/O.EXP.KPIH.TO.W.0007.000000T0000Z-150715T2245Z/
JEFFERSON ID-FREMONT ID-MADISON ID-
442 PM MDT WED JUL 15 2015

...THE TORNADO WARNING FOR NORTHEASTERN JEFFERSON...SOUTH CENTRAL
FREMONT AND NORTHWESTERN MADISON COUNTIES WILL EXPIRE AT 445 PM
MDT...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS WEAKENED. 
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. GUSTY WINDS...SMALL 
HAIL AND HEAVY RAIN IS LIKELY!

LAT...LON 4385 11160 4386 11186 4394 11200 4405 11165
TIME...MOT...LOC 2239Z 256DEG 24KT 4389 11182 

$$

JKEYES

The office that day

Everything else NWS Pocatello, ID issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 15, 12:32 PM MDT	Special Weather Statement	PIH	Butte	43 min
Jul 15, 12:59 PM MDT	Severe Thunderstorm Warning	PIH	Butte, Custer	46 min
Jul 15, 1:40 PM MDT	Severe Thunderstorm Warning	PIH	Butte, Custer	50 min
Jul 15, 2:32 PM MDT	Special Weather Statement	PIH	Butte	58 min
Jul 15, 2:51 PM MDT	Special Weather Statement	PIH	Clark	39 min
Jul 15, 3:01 PM MDT	Special Weather Statement	PIH	Fremont	44 min
Jul 15, 3:31 PM MDT	Special Weather Statement	PIH	Jefferson, Madison	44 min
Jul 15, 3:42 PM MDT	Special Weather Statement	PIH	Clark, Fremont	48 min
Jul 15, 4:02 PM MDT	Special Weather Statement	PIH	Bear Lake, Franklin	58 min
Jul 15, 4:32 PM MDT	Special Weather Statement	PIH	Power	58 min
Jul 15, 4:38 PM MDT	Special Weather Statement	PIH	Cassia	67 min
Jul 15, 4:41 PM MDT	Severe Thunderstorm Warning	PIH	Cassia, Oneida, Power	49 min
Jul 15, 4:51 PM MDT	Special Weather Statement	PIH	Fremont	39 min
Jul 15, 4:56 PM MDT	Special Weather Statement	PIH	Bingham	49 min
Jul 15, 5:28 PM MDT	Severe Thunderstorm Warning	PIH	Bingham	30 min
Jul 15, 5:35 PM MDT	Severe Thunderstorm Warning	PIH	Bannock, Oneida, Power	55 min
Jul 15, 5:43 PM MDT	Severe Thunderstorm Warning	PIH	Caribou	32 min

Nearby

Tornado Warnings in Idaho, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.