Alert archive / Washington / Special Weather Statements in 2014

Special Weather Statement, NWS Spokane, WA

August 2, 2014Spokane County, Washington

NWS Spokane, WA issued this special weather statement at Aug 2, 2014, 6:30 PM PDT for Spokane County, Washington. It was in force for 15 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 2, 2014, 6:30 PM PDT (01:30 UTC)
Expired: Aug 2, 2014, 6:45 PM PDT
In force: 15 min
Issued by: NWS Spokane, WA

County Spokane County, WA

The radar

The Spokane radar (KOTX), 56 km from the middle of the area, began a volume at 01:32 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, 1.5 hours before the alert went out and 68 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: 952 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 2880 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: -10 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Spokane, WA wrote its last area forecast discussion before this special weather statement went out at Aug 2, 4:43 PM PDT, 1 hour 47 minutes earlier.

Area forecast discussion, Aug 2, 4:43 PM PDT, 1 hour 47 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SPOKANE WA
443 PM PDT SAT AUG 2 2014

.SYNOPSIS...
VERY WARM CONDITIONS WILL CONTINUE, WITH ISOLATED TO SCATTERED
SHOWERS AND THUNDERSTORMS THROUGH SUNDAY. THE STORMS MAY RESULT IN
SOME LOCALIZED HEAVY DOWNPOURS AND SMALL HAIL. A SLIGHT COOLING
TREND WILL OCCUR NEXT WEEK BUT TEMPERATURES WILL REMAIN ABOVE
NORMAL.

&&

.DISCUSSION...
REST OF THIS EVENING...UPDATE TO FORECAST TO EXPAND THE RED FLAG
WARNING FOR ABUNDANT LIGHTNING ACROSS THE NORTHEAST WASHINGTON
MOUNTAINS AND DEEP COLUMBIA BASIN AS EVENING THUNDERSTORMS BREAK
OUT OFF THE CASCADES AND INTO THE BASIN FEATURING HEAVY
RAIN...GUSTY WINDS TO 40 MPH AND HAIL. MEANWHILE A SECOND ROUND OF
STORMS IS MOVING UP FROM THE SOUTH INTO THE CASCADES ALREADY
OVERRUN BY NUMEROUS STORMS EARLIER. THIS WILL BE A BUSY EVENING
AND MORE UPDATES ARE NOT OUT OF THE QUESTION. /FUGAZZI

&&

.AVIATION...
00Z TAFS: EVENING CONVECTION WILL IMPACT MANY OF THE TAF SITES
WITH GUSTY AND VARIABLE WINDS AND OCCASIONAL LIGHTING. THE MAIN
AREA OF CONVECTION WILL LIE NORTH OF KEAT TO KGEG, BUT ALL AREAS
WILL HAVE VCTS AS AN UPPER LEVEL SHORTWAVE ROLLS ACROSS THE INLAND
NW THIS EVENING. ANTICIPATE THE AMOUNT OF LIGHTNING TO DECREASE BY
LATE EVENING WITH HIGH BASED LIGHT SHOWERS GOING THROUGH 08Z.
LOOKS TO BE A LULL DURING THE MORNING HOURS WITH SCATTERED HIGH
CLOUDS. SURFACE BASED CONVECTION WILL FLARE AGAIN AFTER 20Z WITH
THE MAIN FOCUS TO THE NORTH AND EAST OF KGEG-KCOE. / RFOX.

&&

.PRELIMINARY POINT TEMPS/POPS...
SPOKANE        67  94  66  96  67  94 /  20  10  20  10  10  10
COEUR D'ALENE  61  93  62  94  62  92 /  30  20  20  10  10  10
PULLMAN        58  93  58  94  58  91 /  20  10  10  20  20  10
LEWISTON       70  99  71 100  71  98 /  20  10  10  20  20  10
COLVILLE       59  96  59  98  59  97 /  50  20  30  10  10  10
SANDPOINT      55  89  55  91  55  90 /  40  20  20  20  10  10
KELLOGG        61  89  62  91  62  87 /  40  30  20  20  20  20
MOSES LAKE     65 100  66 101  66 100 /  40  10  10  10  10   0
WENATCHEE      72  99  72 101  73  99 /  40  10  10  10  10  10
OMAK           67  99  66 101  68 101 /  50  10  20  10  10  10

&&

.OTX WATCHES/WARNINGS/ADVISORIES...
ID...NONE.
WA...RED FLAG WARNING UNTIL 11 PM PDT THIS EVENING FOR EAST
     WASHINGTON CENTRAL CASCADE MOUNTAINS (ZONE 682)-EAST
     WASHINGTON CENTRAL CASCADE VALLEYS (ZONE 677)-EAST
     WASHINGTON NORTH CASCADES (ZONE 685)-EAST WASHINGTON
     NORTHEAST (ZONE 686)-EAST WASHINGTON NORTHERN COLUMBIA
     BASIN (ZONE 673)-EAST WASHINGTON OKANOGAN HIGHLANDS (ZONE
     687)-EAST WASHINGTON OKANOGAN/METHOW VALLEYS (ZONE 684).

&&

Hazardous weather outlook, Aug 2, 4:44 AM PDT, 13 hours 46 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SPOKANE WA
444 AM PDT SAT AUG 2 2014

IDZ001>004-026-027-WAZ031>038-041>044-031400-
NORTHERN PANHANDLE-COEUR D'ALENE AREA-IDAHO PALOUSE-
CENTRAL PANHANDLE MOUNTAINS-LEWISTON AREA-
LEWIS AND SOUTHERN NEZ PERCE COUNTIES-NORTHEAST BLUE MOUNTAINS-
LOWER GARFIELD AND ASOTIN COUNTIES-WASHINGTON PALOUSE-
MOSES LAKE AREA-UPPER COLUMBIA BASIN-SPOKANE AREA-
NORTHEAST MOUNTAINS-OKANOGAN HIGHLANDS-WENATCHEE AREA-
EAST SLOPES NORTHERN CASCADES-OKANOGAN VALLEY-WATERVILLE PLATEAU-
444 AM PDT SAT AUG 2 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH IDAHO...
NORTH CENTRAL IDAHO...CENTRAL WASHINGTON...EAST CENTRAL
WASHINGTON...NORTH CENTRAL WASHINGTON...NORTHEAST WASHINGTON AND
SOUTHEAST WASHINGTON.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Aug 2, 5:50 PM PDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
550 PM PDT SAT AUG 2 2014

WAZ037-030130-
NORTHEAST MOUNTAINS WA-
550 PM PDT SAT AUG 2 2014

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL STEVENS AND PEND
OREILLE COUNTIES THROUGH 630 PM PDT...

AT 548 PM PDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 7
MILES WEST OF CHEWELAH...OR 46 MILES WEST OF PRIEST RIVER...MOVING
EAST AT 15 MPH.

HALF INCH HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
CHEWELAH...49 DEGREES NORTH...ADDY...VALLEY AND CHEWELAH PEAK.

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 4809 11796 4832 11797 4853 11760 4823 11734
TIME...MOT...LOC 0048Z 249DEG 11KT 4827 11790

RF

Local storm report, Aug 2, 6:11 PM PDT, 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
611 PM PDT SAT AUG 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0539 PM     TSTM WND GST     4 W WELLPINIT           47.89N 118.07W
08/02/2014  M0 MPH           STEVENS            WA   MESONET

            MIDNIGHT MINE RAWS MEASURED 68 MPH WIND GUST WITH
            THUNDERSTORM OUTFLOW BOUNDARY.

&&

MJF

Local storm report, Aug 2, 6:21 PM PDT, 9 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
621 PM PDT SAT AUG 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0602 PM     TSTM WND DMG     6 NW SPOKANE            47.73N 117.51W
08/02/2014                   SPOKANE            WA   NWS EMPLOYEE

            12 TO 15 INCH DIAMETER TREE KNOCKED DOWN AT SUNDANCE GOLF
            COURSE FROM THUNDERSTORM GUST FRONT.

&&

MJF

Local storm report, Aug 2, 6:23 PM PDT, 7 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE SPOKANE WA
623 PM PDT SAT AUG 02 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0539 PM     TSTM WND GST     4 W WELLPINIT           47.89N 118.07W
08/02/2014  M68.00 MPH       STEVENS            WA   MESONET

            MIDNIGHT MINE RAWS MEASURED 68 MPH WIND GUST WITH
            THUNDERSTORM OUTFLOW BOUNDARY.

&&

MJF

Special weather statement, Aug 2, 6:29 PM PDT, 1 minute before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
629 PM PDT SAT AUG 2 2014

IDZ001-002-004-030215-
COEUR D'ALENE AREA-NORTHERN PANHANDLE-CENTRAL PANHANDLE MOUNTAINS-
629 PM PDT SAT AUG 2 2014

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT COEUR D'ALENE AREA...
NORTHERN PANHANDLE...CENTRAL PANHANDLE MOUNTAINS...

AT 626 PM PDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM 7 MILES NORTHWEST OF NEWPORT TO TRENTWOOD...AND MOVING
EAST AT 40 MPH.

WIND GUSTS UP TO 50 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE...
COEUR D'ALENE...POST FALLS...HAYDEN...SANDPOINT...RATHDRUM...DALTON
GARDENS...PRIEST RIVER...SPIRIT LAKE...PONDERAY...ATHOL...KOOTENAI...
HAUSER...HAYDEN LAKE...DOVER...CLARK FORK...EAST HOPE...FOURTH OF
JULY PASS...OLDTOWN...FERNAN LAKE VILLAGE AND HUETTER.

THESE STORMS MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

IF YOU ARE ON OR NEAR LAKE COEUR D ALENE...LAKE PEND
OREILLE...PRIEST LAKE...GET OUT OF THE WATER AND MOVE INDOORS OR
INSIDE A VEHICLE. REMEMBER...LIGHTNING CAN STRIKE OUT TO 15 MILES
FROM THE PARENT THUNDERSTORM. IF YOU CAN HEAR THUNDER... YOU ARE
CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. MOVE TO SAFE SHELTER NOW. DO
NOT BE CAUGHT ON THE WATER IN A THUNDERSTORM.

LAT...LON 4758 11571 4759 11702 4848 11702 4849 11605
      4798 11605 4785 11592 4783 11585 4775 11583
      4775 11578 4773 11578 4770 11572 4765 11573
      4762 11569
TIME...MOT...LOC 0126Z 269DEG 33KT 4823 11719 4771 11720

SB

Special weather statement, Aug 2, 6:30 PM PDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SPOKANE WA
630 PM PDT SAT AUG 2 2014

WAZ036-037-030145-
NORTHEAST MOUNTAINS-SPOKANE AREA-
630 PM PDT SAT AUG 2 2014

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT NORTHEAST MOUNTAINS...
SPOKANE AREA...

AT 630 PM PDT...A LINE OF STRONG THUNDERSTORMS WAS ALONG A LINE
EXTENDING FROM 16 MILES SOUTHWEST OF NORDMAN TO 8 MILES SOUTH OF
LIBERTY LAKE...AND MOVING EAST AT 45 MPH.

WINDS IN EXCESS OF 40 MPH AND HALF INCH HAIL ARE POSSIBLE WITH THESE
STORMS.

LOCATIONS IMPACTED INCLUDE...
LIBERTY LAKE...NEWPORT...OTIS ORCHARDS...TRENTWOOD...OTIS
ORCHARDS-EAST FARMS...GREEN ACRES...ROCKFORD...SOUTH SKOOKUM LAKE
CAMPGROUND...MICA...BROWNS LAKE CAMPGROUND...NEWMAN LAKE...DIAMOND
LAKE...MOUNT SPOKANE...BEAD LAKE CAMPGROUND...VERADALE...
VALLEYFORD...DALKENA AND OPPORTUNITY.

LAT...LON 4847 11707 4744 11705 4745 11724 4849 11724
TIME...MOT...LOC 0130Z 260DEG 39KT 4844 11714 4754 11714

SB

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 2, 5:02 PM PDT	Special Weather Statement	OTX	Stevens	58 min
Aug 2, 5:25 PM PDT	Special Weather Statement	OTX	Stevens	50 min
Aug 2, 5:30 PM PDT	Severe Thunderstorm Warning	OTX	Pend Oreille, Spokane, Stevens	45 min
Aug 2, 5:50 PM PDT	Special Weather Statement	OTX	Stevens	40 min
Aug 2, 7:24 PM PDT	Areal Flood Advisory	OTX	Chelan, Douglas	3 hr
Aug 3, 3:19 PM PDT	Areal Flood Advisory	OTX	Okanogan	3 hr
Aug 2, 5:18 PM PDT	Special Weather Statement	OTX	Lewis	42 min
Aug 2, 5:40 PM PDT	Special Weather Statement	OTX	Lewis	35 min
Aug 2, 6:29 PM PDT	Special Weather Statement	OTX	Bonner, Kootenai	46 min
Aug 2, 7:20 PM PDT	Special Weather Statement	OTX	Bonner, Boundary, Kootenai	55 min
Aug 2, 7:41 PM PDT	Special Weather Statement	OTX	Lewis, Nez Perce	64 min
Aug 2, 7:55 PM PDT	Severe Thunderstorm Warning	OTX	Benewah, Bonner, Kootenai, Latah, Shoshone	50 min
Aug 2, 8:01 PM PDT	Severe Thunderstorm Warning	OTX	Lewis, Nez Perce	29 min
Aug 2, 8:27 PM PDT	Special Weather Statement	OTX	Latah	48 min
Aug 2, 9:12 PM PDT	Special Weather Statement	OTX	Benewah, Latah, Shoshone	48 min
Aug 2, 10:20 PM PDT	Special Weather Statement	OTX	Kootenai	40 min
Aug 2, 10:48 PM PDT	Severe Thunderstorm Warning	OTX	Kootenai	42 min

Nearby

Special Weather Statements in Washington, 2014 Every 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.