Alert archive / Idaho / Special Weather Statements in 2014

Special Weather Statement, NWS Spokane, WA

August 19, 2014Kootenai County, Idaho

NWS Spokane, WA issued this special weather statement at Aug 19, 2014, 7:13 PM PDT for Kootenai County, Idaho. It was in force for 62 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
Aug 19, 2014, 7:13 PM PDT (02:13 UTC)
Expired
Aug 19, 2014, 8:15 PM PDT
In force
62 min
Issued by
NWS Spokane, WA

County Kootenai County, ID

The radar

The Spokane radar (KOTX), 120 km from the middle of the area, began a volume at 02:17 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.

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 2.2 hours before the alert went out and 30 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 2014-08-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 414 joules per kilogram.LCLEL10008507005003002001001 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 2014-08-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
414 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
2685 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
-7 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.

225 
WWUS86 KOTX 200213
SPSOTX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
713 PM PDT TUE AUG 19 2014
 
IDZ001-004-200315-
NORTHERN PANHANDLE ID-CENTRAL PANHANDLE MOUNTAINS ID-
713 PM PDT TUE AUG 19 2014

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN KOOTENAI...
NORTHWESTERN SHOSHONE AND SOUTHEASTERN BONNER COUNTIES UNTIL 815 PM
PDT...

AT 710 PM PDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 12
MILES NORTHEAST OF FOURTH OF JULY PASS...OR 17 MILES EAST OF DALTON
GARDENS...MOVING EAST AT 30 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE... MAGEE RANGER STATION...JORDAN CREEK 
CAMPGROUND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4768 11637 4789 11646 4796 11601 4790 11597
      4788 11594 4784 11591 4785 11588 4783 11585
      4775 11583 4775 11578
TIME...MOT...LOC 0210Z 257DEG 25KT 4778 11639 

$$

BZ

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 5:10 PM PDTSpecial Weather StatementOTXSpokane65 min
Aug 19, 5:22 PM PDTSpecial Weather StatementOTXLincoln53 min
Aug 19, 5:27 PM PDTSpecial Weather StatementOTXLincoln63 min
Aug 19, 5:49 PM PDTSevere Thunderstorm WarningOTXLincoln41 min
Aug 20, 2:53 PM PDTSpecial Weather StatementOTXStevens22 min
Aug 20, 3:51 PM PDTFlash Flood WatchOTXChelan, Douglas, Okanogan53 hr
Aug 20, 4:14 PM PDTSpecial Weather StatementOTXFerry46 min
Aug 19, 6:17 PM PDTSpecial Weather StatementOTXKootenai58 min

Nearby

Special Weather Statements in Idaho, 2014Every special weather statement in 2014

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.