Alert archive / Idaho / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 21, NWS Pocatello, ID

June 1, 2015Blaine County, Cassia County, Power County, Idaho

NWS Pocatello, ID issued this severe thunderstorm warning at Jun 1, 2015, 1:56 PM MDT for Blaine County, Cassia County, Power County, Idaho. It was in force for 49 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 1, 2015, 1:56 PM MDT (19:56 UTC)
Expired
Jun 1, 2015, 2:45 PM MDT
In force
49 min
Issued by
NWS Pocatello, ID
Area
Storm-based polygon

Counties Blaine County, ID, Cassia County, ID, Power County, ID

The radar

The Pocatello radar (KSFX), 98 km from the middle of the area, began a volume at 19:59 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.

IssuedProductOfficeLasted
Jun 1, 1:40 PM MDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Elko, NV (KLKN), launched 12:00Z, 7.9 hours before the alert went out and 181 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, Elko, NV at 12:00Z on 2015-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 15 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Elko, NV at 12:00Z on 2015-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -5 square meters per square second.19395878Sfc1 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
15 J/kg
Mixed-layer CIN
-259 J/kg
Mixed-layer LCL
2211 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
-5 m²/s²
0-3 km storm-relative helicity
55 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.

233 
WUUS55 KPIH 011956
SVRPIH
IDC013-031-077-012045-
/O.NEW.KPIH.SV.W.0021.150601T1956Z-150601T2045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE POCATELLO ID
156 PM MDT MON JUN 1 2015

THE NATIONAL WEATHER SERVICE IN POCATELLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BLAINE COUNTY IN CENTRAL IDAHO...
  EASTERN CASSIA COUNTY IN SOUTHEASTERN IDAHO...
  SOUTHWESTERN POWER COUNTY IN SOUTHEASTERN IDAHO...

* UNTIL 245 PM MDT

* AT 155 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
  OF 60 MPH. THIS STORM WAS LOCATED 8 MILES SOUTHEAST OF ELBA...OR 9
  MILES SOUTH OF MALTA...AND MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MALTA...LAKE WALCOTT...ROCKLAND...COLD WATER REST AREA...ELBA...
  YALE REST AREA...PILAR BUTTE...MASSACRE ROCKS...BRIDGE...IDAHOME
  AND SUBLETT RESERVOIR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

&&

LAT...LON 4217 11366 4296 11329 4258 11280 4199 11337
TIME...MOT...LOC 1955Z 203DEG 12KT 4217 11343 

$$

HINSBERGER
2 follow-up statements
559 
WWUS55 KPIH 012017
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
217 PM MDT MON JUN 1 2015

IDC013-031-077-012045-
/O.CON.KPIH.SV.W.0021.000000T0000Z-150601T2045Z/
BLAINE ID-CASSIA ID-POWER ID-
217 PM MDT MON JUN 1 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM MDT
FOR SOUTHEASTERN BLAINE...NORTHEASTERN CASSIA AND SOUTHWESTERN POWER
COUNTIES...

AT 217 PM MDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60
MPH. THIS STORM WAS LOCATED NEAR MALTA...MOVING NORTHEAST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
MALTA...LAKE WALCOTT...ROCKLAND...COLD WATER REST AREA...YALE REST
AREA...MASSACRE ROCKS AND IDAHOME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

&&

LAT...LON 4230 11353 4291 11326 4258 11282 4217 11336
TIME...MOT...LOC 2017Z 203DEG 12KT 4224 11339 

$$

HINSBERGER
263 
WWUS55 KPIH 012037
SVSPIH

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE POCATELLO ID
237 PM MDT MON JUN 1 2015

IDC013-031-077-012046-
/O.EXP.KPIH.SV.W.0021.000000T0000Z-150601T2045Z/
BLAINE ID-CASSIA ID-POWER ID-
237 PM MDT MON JUN 1 2015

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BLAINE...
NORTHEASTERN CASSIA AND SOUTHWESTERN POWER COUNTIES WILL EXPIRE AT
245 PM MDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND EXITED THE WARNED AREA. THEREFORE THE WARNING WILL BE ALLOWED TO
EXPIRE.

LAT...LON 4230 11353 4291 11326 4258 11282 4217 11336
TIME...MOT...LOC 2036Z 203DEG 12KT 4224 11339 

$$

HINSBERGER

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 6:08 PM MDTSevere Thunderstorm WarningPIHBlaine, Cassia, Minidoka, Power37 min
May 31, 6:46 PM MDTSevere Thunderstorm WarningPIHBannock, Bingham, Power44 min
May 31, 6:50 PM MDTSpecial Weather StatementPIHFremont40 min
May 31, 7:30 PM MDTSpecial Weather StatementPIHFremont30 min
May 31, 7:31 PM MDTSpecial Weather StatementPIHBannock, Bingham, Power44 min
May 31, 7:59 PM MDTSpecial Weather StatementPIHButte, Jefferson46 min
May 31, 8:38 PM MDTSpecial Weather StatementPIHBingham, Bonneville, Butte, Jefferson, Madison37 min
May 31, 9:04 PM MDTSevere Thunderstorm WarningPIHBingham, Bonneville, Fremont, Jefferson, Madison, Teton41 min
May 31, 9:39 PM MDTSevere Thunderstorm WarningPIHBonneville, Fremont, Jefferson, Madison, Teton36 min
May 31, 10:11 PM MDTSevere Thunderstorm WarningPIHBonneville, Fremont, Jefferson, Madison, Teton34 min
Jun 1, 4:25 AM MDTSpecial Weather StatementPIHCuster80 min
Jun 1, 5:08 AM MDTSpecial Weather StatementPIHBlaine82 min
Jun 1, 10:23 AM MDTSpecial Weather StatementPIHCuster67 min
Jun 1, 12:57 PM MDTSpecial Weather StatementPIHButte63 min
Jun 1, 1:32 PM MDTSevere Thunderstorm WarningPIHButte, Custer33 min
Jun 1, 2:23 PM MDTSevere Thunderstorm WarningPIHBingham, Blaine, Butte, Jefferson52 min
Jun 1, 2:31 PM MDTSevere Thunderstorm WarningPIHButte, Clark29 min
Jun 1, 3:03 PM MDTSpecial Weather StatementPIHCassia42 min
Jun 1, 3:05 PM MDTSevere Thunderstorm WarningPIHCassia40 min
Jun 1, 3:14 PM MDTSpecial Weather StatementPIHButte2 hr
Jun 1, 3:21 PM MDTSevere Thunderstorm WarningPIHBannock, Power39 min
Jun 1, 3:48 PM MDTSpecial Weather StatementPIHPower57 min
Jun 1, 3:50 PM MDTSevere Thunderstorm WarningPIHBannock, Bingham, Power40 min
Jun 1, 3:58 PM MDTSevere Thunderstorm WarningPIHBannock, Bingham, Bonneville, Caribou47 min
Jun 1, 4:10 PM MDTSevere Thunderstorm WarningPIHBingham, Bonneville37 min
Jun 1, 4:35 PM MDTSevere Thunderstorm WarningPIHBannock, Franklin, Oneida40 min
Jun 1, 4:39 PM MDTSevere Thunderstorm WarningPIHBannock, Bingham, Bonneville, Jefferson, Madison35 min
Jun 1, 5:13 PM MDTSevere Thunderstorm WarningPIHBannock, Bear Lake, Caribou, Franklin, Oneida35 min
Jun 1, 5:13 PM MDTSevere Thunderstorm WarningPIHBonneville, Fremont, Madison, Teton47 min
Jun 1, 5:46 PM MDTSevere Thunderstorm WarningPIHFremont24 min
Jun 1, 5:47 PM MDTSevere Thunderstorm WarningPIHBear Lake, Caribou, Franklin43 min

Nearby

Severe Thunderstorm Warnings in Idaho, 2015Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.