Alert archive / Idaho / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 9, NWS Spokane, WA

June 8, 2016Benewah County, Latah County, Nez Perce County, Idaho

NWS Spokane, WA issued this severe thunderstorm warning at Jun 8, 2016, 4:48 PM PDT for Benewah County, Latah County, Nez Perce County, Idaho. It was in force for 42 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 8, 2016, 4:48 PM PDT (23:48 UTC)
Expired
Jun 8, 2016, 5:30 PM PDT
In force
42 min
Issued by
NWS Spokane, WA
Area
Storm-based polygon

Counties Benewah County, ID, Latah County, ID, Nez Perce County, ID

The radar

The Spokane radar (KOTX), 142 km from the middle of the area, began a volume at 23:48 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 8, 2:07 PM PDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Spokane, WA (KOTX), launched 12:00Z, 11.8 hours before the alert went out and 117 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, Spokane, WA at 12:00Z on 2016-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 20 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2016-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 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
20 J/kg
Mixed-layer CIN
-336 J/kg
Mixed-layer LCL
2709 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

447 
WUUS56 KOTX 082348
SVROTX
IDC009-057-069-090030-
/O.NEW.KOTX.SV.W.0009.160608T2348Z-160609T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
448 PM PDT WED JUN 8 2016

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BENEWAH COUNTY IN THE PANHANDLE OF IDAHO...
  SOUTHEASTERN LATAH COUNTY IN THE PANHANDLE OF IDAHO...
  NORTHEASTERN NEZ PERCE COUNTY IN NORTH CENTRAL IDAHO...

* UNTIL 530 PM PDT

* AT 447 PM PDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR
  JULIAETTA...OR 11 MILES NORTHEAST OF LAPWAI...AND MOVING NORTHEAST
  AT 40 MPH.

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  BOVILL AROUND 515 PM PDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
LENORE... GIFFORD...HELMER AND SOUTHWICK.

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 4647 11683 4708 11635 4707 11632 4664 11633
      4662 11645 4649 11644 4636 11657
TIME...MOT...LOC 2347Z 212DEG 51KT 4650 11662 

$$

RF
2 follow-up statements
863 
WWUS56 KOTX 090011
SVSOTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
511 PM PDT WED JUN 8 2016

IDC009-069-090020-
/O.CAN.KOTX.SV.W.0009.000000T0000Z-160609T0030Z/
BENEWAH ID-NEZ PERCE ID-
511 PM PDT WED JUN 8 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENEWAH AND
NORTHEASTERN NEZ PERCE COUNTIES IS CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4676 11660 4699 11633 4702 11632 4664 11633
      4663 11644 4664 11657 4665 11664 4666 11668
TIME...MOT...LOC 0010Z 212DEG 51KT 4678 11636 

$$

IDC057-090030-
/O.CON.KOTX.SV.W.0009.000000T0000Z-160609T0030Z/
LATAH ID-
511 PM PDT WED JUN 8 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM PDT
FOR SOUTHEASTERN LATAH COUNTY...

AT 510 PM PDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS LOCATED NEAR BOVILL...
OR 21 MILES NORTH OF OROFINO...MOVING NORTHEAST AT 60 MPH.

THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN LATAH COUNTY...INCLUDING THE FOLLOWING LOCATIONS:
HELMER.

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 4676 11660 4699 11633 4702 11632 4664 11633
      4663 11644 4664 11657 4665 11664 4666 11668
TIME...MOT...LOC 0010Z 212DEG 51KT 4678 11636 

$$

RF
175 
WWUS56 KOTX 090021
SVSOTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
521 PM PDT WED JUN 8 2016

IDC057-090030-
/O.EXP.KOTX.SV.W.0009.000000T0000Z-160609T0030Z/
LATAH ID-
521 PM PDT WED JUN 8 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LATAH COUNTY WILL
EXPIRE AT 530 PM PDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 4676 11660 4699 11633 4702 11632 4664 11633
      4663 11644 4664 11657 4665 11664 4666 11668
TIME...MOT...LOC 0018Z 212DEG 51KT 4678 11636 

$$

RF

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 2:12 PM PDTSevere Thunderstorm WarningOTXLewis, Nez Perce33 min
Jun 8, 2:31 PM PDTSevere Thunderstorm WarningOTXBenewah, Latah, Shoshone44 min
Jun 8, 2:37 PM PDTSevere Thunderstorm WarningOTXNez Perce38 min
Jun 8, 3:06 PM PDTSevere Thunderstorm WarningOTXNez Perce24 min
Jun 8, 3:14 PM PDTSevere Thunderstorm WarningOTXShoshone46 min
Jun 8, 3:15 PM PDTSevere Thunderstorm WarningOTXLewis, Nez Perce31 min

Nearby

Severe Thunderstorm Warnings in Idaho, 2016Every severe thunderstorm warning in 2016

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.