Alert archive / Washington / Wind Advisories in 2015

Wind Advisory 5, NWS Spokane, WA

March 27, 20154 counties in Washington; Benewah County, Latah County, Idaho

NWS Spokane, WA issued this wind advisory at Mar 27, 2015, 2:50 PM PDT for 4 counties in Washington; Benewah County, Latah County, Idaho. It took effect at Mar 27, 2015, 11:00 PM PDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Mar 27, 2015, 2:50 PM PDT (21:50 UTC)
In effect from
Mar 27, 2015, 11:00 PM PDT
Expired
Mar 28, 2015, 2:00 PM PDT
In force
15 hr
Issued by
NWS Spokane, WA

Counties Benewah County, ID, Latah County, ID, Asotin County, WA, Garfield County, WA, Spokane County, WA, Whitman County, WA

The radar

The Spokane radar (KOTX), 97 km from the middle of the area, began a volume at 21:50 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 12:00Z, 9.8 hours before the alert went out and 110 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 2015-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2015-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
958 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
166 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.

563 
WWUS76 KOTX 272150
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
250 PM PDT FRI MAR 27 2015

...VERY WINDY CONDITIONS TONIGHT AND SATURDAY MORNING...

.A COLD FRONT WILL PASS THROUGH THE REGION LATE TONIGHT. THE
RESULT WILL BE VERY WINDY CONDITIONS...POSSIBLY ENHANCED BY
THUNDERSTORMS...ACROSS THE PALOUSE AND NEAR THE NORTH BLUE
MOUNTAINS.

IDZ003-WAZ032-033-280600-
/O.NEW.KOTX.WI.Y.0005.150328T0600Z-150328T1800Z/
IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
250 PM PDT FRI MAR 27 2015

...WIND ADVISORY IN EFFECT FROM 11 PM THIS EVENING TO 11 AM PDT
SATURDAY...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 AM
PDT SATURDAY.

* WINDS...SOUTHWEST 30 MPH...WITH GUSTS TO AROUND 45 MPH. 

* TIMING...POCKETS OF VERY WINDY CONDITIONS WILL FIRST DEVELOP
  THIS EVENING COINCIDING WITH SHOWERS AND THUNDERSTORMS...THEN
  BECOME MORE PROLONGED AND WIDESPREAD ONCE THE COLD FRONT PASSES
  AND THE PRECIPITATION ENDS OR DIMINISHES MARKEDLY.

* IMPACTS...UNANCHORED HIGH SURFACE AREA OBJECTS MAY BE SHIFTED
  OR TOPPLED. HIGH PROFILE VEHICLES ALONG THE MOSTLY UNSHELTERED
  HIGHWAYS OF 195 AND 95 ACROSS THE PALOUSE WILL BE ESPECIALLY
  AFFECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 40 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
4 follow-up statements
418 
WWUS76 KOTX 280548
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1048 PM PDT FRI MAR 27 2015

...VERY WINDY CONDITIONS TONIGHT AND SATURDAY MORNING...

.A COLD FRONT WILL PASS THROUGH THE REGION LATE TONIGHT. THE
RESULT WILL BE VERY WINDY CONDITIONS...POSSIBLY ENHANCED BY
THUNDERSTORMS...ACROSS THE PALOUSE AND NEAR THE NORTH BLUE
MOUNTAINS.

IDZ003-WAZ032-033-281400-
/O.CON.KOTX.WI.Y.0005.150328T0600Z-150328T1800Z/
IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
1048 PM PDT FRI MAR 27 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT SATURDAY...

* WINDS...SOUTHWEST 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...POCKETS OF VERY WINDY CONDITIONS WILL FIRST DEVELOP 
  THIS EVENING COINCIDING WITH SHOWERS AND THUNDERSTORMS...THEN 
  BECOME MORE PROLONGED AND WIDESPREAD ONCE THE COLD FRONT 
  PASSES AND THE PRECIPITATION ENDS OR DIMINISHES MARKEDLY.

* IMPACTS...UNANCHORED HIGH SURFACE AREA OBJECTS MAY BE SHIFTED OR
  TOPPLED. HIGH PROFILE VEHICLES ALONG THE MOSTLY UNSHELTERED
  HIGHWAYS OF 195 AND 95 ACROSS THE PALOUSE AND HIGHWAY 12 OVER
  ALPOWA SUMMIT WILL BE ESPECIALLY AFFECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 40 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
154 
WWUS76 KOTX 281313
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
613 AM PDT SAT MAR 28 2015

...STRONG WINDS OVER THE PALOUSE THIS MORNING...

.WEST WINDS OF 25 TO 30 MPH WITH GUSTS TO 45 MPH WILL OCCUR THIS
MORNING OVER THE PALOUSE AND IN THE POMEROY AREA. AS THE STRONG
LOW PRESSURE SYSTEM RESPONSIBLE FOR THE WINDS MOVES EASTWARD
TODAY...WINDS WILL DECREASE. BY EARLY AFTERNOON GUSTS WILL
DECREASE INTO THE 25 TO 30 MPH RANGE.

IDZ003-WAZ032-033-281800-
/O.CON.KOTX.WI.Y.0005.000000T0000Z-150328T1800Z/
IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
613 AM PDT SAT MAR 28 2015

...WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING...

* WINDS...SOUTHWEST 25 TO 30 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...WINDS WILL LIKELY PEAK THIS MORNING BETWEEN 6 AM AND 9
  AM...AND GRADUALLY DECREASE THROUGH THE DAY. GUSTS IN THE 25 TO
  30 MPH RANGE WILL BE COMMON DURING THE AFTERNOON. 

* IMPACTS...HIGH PROFILE VEHICLES TRAVELING NORTH-SOUTH ALONG
  HIGHWAYS 195 AND 95 WILL EXPERIENCE STRONG CROSS WINDS THIS
  MORNING. MOTORISTS USING HIGHWAY 12 OVER ALPOWA SUMMIT WILL ALSO
  EXPERIENCE LOCALIZED CROSS WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 45 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
860 
WWUS76 KOTX 281747
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1046 AM PDT SAT MAR 28 2015

...STRONG WINDS OVER THE PALOUSE AND NORTHERN BLUE MOUNTAIN
REGIONS TODAY...

.WEST WINDS OF 25 TO 30 MPH WITH GUSTS TO 45 MPH WILL OCCUR THIS
TODAY OVER THE PALOUSE AND IN THE POMEROY AREA. AS THE STRONG LOW
PRESSURE SYSTEM RESPONSIBLE FOR THE WINDS MOVES EASTWARD
TODAY...WINDS WILL DECREASE. BY MID AFTERNOON GUSTS WILL DECREASE
INTO THE 25 TO 30 MPH RANGE.

IDZ003-WAZ032-033-282100-
/O.EXT.KOTX.WI.Y.0005.000000T0000Z-150328T2100Z/
IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
1046 AM PDT SAT MAR 28 2015

...WIND ADVISORY NOW IN EFFECT UNTIL 2 PM PDT THIS AFTERNOON...

* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 45 MPH. ALPOWA
  SUMMIT WILL SEE SOUTHWEST WINDS OF 40 MPH...WITH GUSTS TO
  AROUND 50 MPH.

* TIMING...WINDS WILL LIKELY PEAK BY MID AFTERNOON...THEN
  GRADUALLY DECREASE THROUGH THE DAY. GUSTS IN THE 25 TO 30 MPH
  RANGE WILL BE COMMON DURING THE REST OF THE AFTERNOON. 

* IMPACTS...HIGH PROFILE VEHICLES TRAVELING NORTH-SOUTH ALONG
  HIGHWAYS 195 AND 95 WILL EXPERIENCE STRONG CROSS WINDS. MOTORISTS
  USING HIGHWAY 12 OVER ALPOWA SUMMIT WILL ALSO EXPERIENCE
  LOCALIZED CROSS WINDS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 30 TO 45 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR
HIGH PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
706 
WWUS76 KOTX 282100
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
200 PM PDT SAT MAR 28 2015

...THE WIDESPREAD VERY GUSTY WINDS ARE DIMINISHING...

IDZ003-WAZ032-033-282200-
/O.CAN.KOTX.WI.Y.0005.000000T0000Z-150328T2100Z/
IDAHO PALOUSE-LOWER GARFIELD AND ASOTIN COUNTIES-
WASHINGTON PALOUSE-
200 PM PDT SAT MAR 28 2015

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WIND
ADVISORY.

THOUGH THE STRONGEST WINDS HAVE DECREASED... EXPECT
WIND GUSTS OF AROUND 35 MPH THIS AFTERNOON ACROSS PARTS OF THE
PALOUSE AND SPOKANE REGION. WINDS WILL CONTINUE TO DECREASE
OVERNIGHT.

$$

Nearby

Wind Advisories in Washington, 2015Wind Advisories in Idaho, 2015Every wind advisory 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.