Alert archive / Washington / Wind Advisories in 2015

Wind Advisory 1, NWS Spokane, WA

January 5, 2015Asotin County, Garfield County, Washington

NWS Spokane, WA issued this wind advisory at Jan 5, 2015, 3:17 AM PST for Asotin County, Garfield County, Washington. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued: Jan 5, 2015, 3:17 AM PST (11:17 UTC)
Expired: Jan 5, 2015, 11:51 AM PST
In force: 9 hr
Issued by: NWS Spokane, WA

Counties Asotin County, WA, Garfield County, WA

The radar

The Pendleton radar (KPDT), 134 km from the middle of the area, began a volume at 11:19 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, 11.3 hours before the alert went out and 171 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 505 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 277 m²/s²
0-3 km storm-relative helicity: 439 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.

162 
WWUS76 KOTX 051117
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
317 AM PST MON JAN 5 2015

...STRONG WINDS IN THE FOOTHILLS OF THE BLUE MOUNTAINS...

.STRONG WINDS HAVE DEVELOPED THIS MORNING AND WILL REMAIN GUSTY
THROUGH MONDAY AFTERNOON. THE STRONGEST WINDS WILL MAINLY IMPACT
NORTHERN GARFIELD COUNTY INCLUDING POMEROY AND ALPOWA SUMMIT.

WAZ032-052300-
/O.NEW.KOTX.WI.Y.0001.150105T1117Z-150105T2300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-
317 AM PST MON JAN 5 2015

...WIND ADVISORY IN EFFECT UNTIL 3 PM PST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM PST THIS AFTERNOON.

* WINDS...SOUTHWEST 25 TO 35 MPH WITH GUSTS UP TO 50 MPH.

* TIMING...WINDS WILL PEAK MONDAY MORNING AND GRADUALLY DECREASE
  MONDAY AFTERNOON.

* IMPACTS...WINDS THIS STRONG CAN MAKE DRIVING
  DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES ON HIGHWAY 12.

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.

&&

$$

1 follow-up statement

712 
WWUS76 KOTX 051951
NPWOTX

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SPOKANE WA
1151 AM PST MON JAN 5 2015

WAZ032-052100-
/O.CAN.KOTX.WI.Y.0001.000000T0000Z-150105T2300Z/
LOWER GARFIELD AND ASOTIN COUNTIES-
1151 AM PST MON JAN 5 2015

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN SPOKANE HAS CANCELLED THE WIND
ADVISORY FOR LOWER GARFIELD AND ASOTION COUNTIES. THE THREAT FOR
WINDY CONDITIONS HAS ENDED. WINDS WILL CONTINUE TO TAPER OFF
THROUGH THE AFTERNOON.

$$

Nearby

Wind Advisories in Washington, 2015 Every 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.