Alert archive / Idaho / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 13, NWS Spokane, WA

June 12, 2006Pend Oreille County, Washington; Bonner County, Boundary County, Idaho

NWS Spokane, WA issued this severe thunderstorm warning at Jun 12, 2006, 10:48 PM PDT for Pend Oreille County, Washington; Bonner County, Boundary County, Idaho. It was in force for 27 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 12, 2006, 10:48 PM PDT (05:48 UTC)
Expired
Jun 12, 2006, 11:15 PM PDT
In force
27 min
Issued by
NWS Spokane, WA
Area
Counties, with a storm outline in the text

Counties Bonner County, ID, Boundary County, ID, Pend Oreille County, WA

The radar

The Spokane radar (KOTX), 136 km from the middle of the area, began a volume at 05:51 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, 5.8 hours before the alert went out and 137 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 00:00Z on 2006-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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 00:00Z on 2006-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -23 square meters per square second.1939587897Sfc1 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
30 J/kg
Mixed-layer CIN
-176 J/kg
Mixed-layer LCL
1798 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
-23 m²/s²
0-3 km storm-relative helicity
241 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.

000 
WUUS56 KOTX 130549
SVROTX
IDC017-021-WAC051-130615-
/O.NEW.KOTX.SV.W.0013.060613T0548Z-060613T0615Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPOKANE WA
1048 PM PDT MON JUN 12 2006

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN PEND OREILLE COUNTY IN NORTHEAST WASHINGTON
  NORTHWESTERN BONNER COUNTY IN THE PANHANDLE OF IDAHO
  NORTHWESTERN BOUNDARY COUNTY IN THE PANHANDLE OF IDAHO

* UNTIL 1115 PM PDT

* AT 1042 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED OVER
  EAST CENTRAL PEND OREILLE COUNTY...OR ABOUT 36 MILES WEST OF
  BONNERS FERRY...AND MOVING NORTHEAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL WESTERN BOUNDARY COUNTY AT 1100 PM PDT
  RURAL NORTHWESTERN BONNER COUNTY AT 1100 PM PDT
  RURAL NORTHWESTERN BOUNDARY COUNTY AT 1110 PM PDT

LAT...LON 4876 11738 4858 11699 4899 11659 4914 11698

$$

RFOX
2 follow-up statements
000 
WWUS56 KOTX 130606
SVSOTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
1105 PM PDT MON JUN 12 2006

WAC051-130615-
/O.CAN.KOTX.SV.W.0013.000000T0000Z-060613T0615Z/
PEND OREILLE WA-
1105 PM PDT MON JUN 12 2006

...THE SEVERE THUNDERSTORM WARNING FOR PEND OREILLE COUNTY IS
CANCELLED...

LAT...LON 4883 11675 4876 11684 4871 11686 4864 11695
      4860 11698 4863 11702 4899 11701 4899 11666
      4900 11659

$$

IDC017-021-130615-
/O.CON.KOTX.SV.W.0013.000000T0000Z-060613T0615Z/
BONNER ID-BOUNDARY ID-
1105 PM PDT MON JUN 12 2006

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM PDT
FOR NORTHWESTERN BOUNDARY AND NORTHWESTERN BONNER COUNTIES...

AT 1056 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DIME SIZE HAIL...
AND DAMAGING WINDS IN EXCESS OF 60 MPH. HEAVY RAINFALL IS ALSO 
POSSIBLE. THIS STORM WAS LOCATED OVER EXTREME NORTHWESTERN BOUNDARY 
COUNTY...OR ABOUT 30 MILES NORTHWEST OF BONNERS FERRY...MOVING 
NORTHEAST AT 35 MPH.

LAT...LON 4883 11675 4876 11684 4871 11686 4864 11695
      4860 11698 4863 11702 4899 11701 4899 11666
      4900 11659

$$

RFOX
000 
WWUS56 KOTX 130620
SVSOTX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
1119 PM PDT MON JUN 12 2006

IDC017-021-130629-
/O.EXP.KOTX.SV.W.0013.000000T0000Z-060613T0615Z/
BONNER ID-BOUNDARY ID-
1119 PM PDT MON JUN 12 2006

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BOUNDARY AND
NORTHWESTERN BONNER COUNTIES EXPIRED AT 1115 PM PDT...

THE THUNDERSTORM HAS EXITED THE AREA AND LIFTED ACROSS THE CANADIAN 
BORDER. THE THREAT FOR SEVERE WEATHER HAS ENDED. 

LAT...LON 4883 11675 4876 11684 4871 11686 4864 11695
      4860 11698 4863 11702 4899 11701 4899 11666
      4900 11659

$$

RFOX

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 12, 7:23 PM PDTSevere Thunderstorm WarningOTXChelan37 min
Jun 12, 7:42 PM PDTFlash Flood WarningOTXChelan93 min
Jun 13, 6:41 AM PDTSevere Thunderstorm WarningOTXGarfield, Whitman49 min
Jun 13, 7:31 AM PDTSevere Thunderstorm WarningOTXWhitman44 min
Jun 13, 8:17 AM PDTSevere Thunderstorm WarningOTXSpokane, Whitman58 min
Jun 13, 9:08 AM PDTSevere Thunderstorm WarningOTXPend Oreille, Spokane, Stevens67 min
Jun 13, 10:20 AM PDTSevere Thunderstorm WarningOTXPend Oreille40 min
Jun 13, 10:45 AM PDTFlash Flood WarningOTXPend Oreille90 min
Jun 13, 1:27 PM PDTFlash Flood WatchOTXChelan, Douglas6 hr

Nearby

Severe Thunderstorm Warnings in Idaho, 2006Severe Thunderstorm Warnings in Washington, 2006Every severe thunderstorm warning in 2006

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.