Alert archive / Oregon / Wind Advisories in 2011

Wind Advisory 13, NWS Boise, ID

May 29, 2011Baker County, Malheur County, Oregon

NWS Boise, ID issued this wind advisory at May 29, 2011, 2:41 AM PDT for Baker County, Malheur County, Oregon. It took effect at May 29, 2011, 8:00 AM PDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
May 29, 2011, 2:41 AM PDT (09:41 UTC)
In effect from
May 29, 2011, 8:00 AM PDT
Expired
May 29, 2011, 7:00 PM PDT
In force
11 hr
Issued by
NWS Boise, ID

Counties Baker County, OR, Malheur County, OR

The radar

The Boise radar (KCBX), 125 km from the middle of the area, began a volume at 09:45 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

Boise Airport, ID (KBOI), launched 00:00Z, 9.7 hours before the alert went out and 124 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, Boise Airport, ID at 00:00Z on 2011-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 34 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, Boise Airport, ID at 00:00Z on 2011-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
34 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
1129 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
202 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.

271 
WWUS75 KBOI 290941
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
341 AM MDT SUN MAY 29 2011

...VERY WINDY OVER THE AREA TODAY...


ORZ062>064-292200-
/O.NEW.KBOI.WI.Y.0013.110529T1500Z-110530T0200Z/
BAKER COUNTY-MALHEUR COUNTY-LOWER TREASURE VALLEY OR-
341 AM MDT SUN MAY 29 2011 /241 AM PDT SUN MAY 29 2011/

...WIND ADVISORY IN EFFECT FROM 9 AM MDT /8 AM PDT/ THIS MORNING
TO 8 PM MDT /7 PM PDT/ THIS EVENING...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 AM MDT /8 AM PDT/ THIS
MORNING TO 8 PM MDT /7 PM PDT/ THIS EVENING FOR BAKER
COUNTY...MALHEUR COUNTY AND THE LOWER TREASURE VALLEY IN OREGON. 

* WINDS...NORTHWEST 20 TO 35 MPH WITH GUSTS TO 45 MPH. 

* TIMING...FROM THIS MORNING THROUGH EARLY EVENING. 

* IMPACTS...STRONG NORTHWEST WINDS WILL CAUSE A DRIVING HAZARD
  ESPECIALLY THROUGH THE I-84 CORRIDOR WHERE NORTHWEST WINDS WILL
  ALIGN WITH THE LOCAL TERRAIN FOR INCREASED WIND SPEEDS.  

PRECAUTIONARY/PREPAREDNESS
  ACTIONS...

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

&&

$$
2 follow-up statements
364 
WWUS75 KBOI 292027
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
227 PM MDT SUN MAY 29 2011

...VERY WINDY OVER THE AREA TODAY...

ORZ063-292130-
/O.CAN.KBOI.WI.Y.0013.000000T0000Z-110530T0200Z/
MALHEUR COUNTY-
227 PM MDT SUN MAY 29 2011 /127 PM PDT SUN MAY 29 2011/

...WIND ADVISORY IS CANCELLED...

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

GUSTY NORTHWEST WINDS OF 15 TO 25 MPH ARE EXPECTED ACROSS MALHEUR
COUNTY THROUGH EARLY EVENING. THIS IS WELL BELOW ADVISORY
CRITERIA OF 30 MPH WITH GUSTS TO 45 MPH SO THE ADVISORY HAS BEEN
CANCELLED. 

$$

ORZ062-064-300200-
/O.CON.KBOI.WI.Y.0013.000000T0000Z-110530T0200Z/
BAKER COUNTY-LOWER TREASURE VALLEY OR-
227 PM MDT SUN MAY 29 2011 /127 PM PDT SUN MAY 29 2011/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MDT /7 PM PDT/ THIS
EVENING...

* WINDS...NORTHWEST 20 TO 35 MPH WITH GUSTS UP TO 45 MPH.

* TIMING...THROUGH EARLY EVENING.

* IMPACTS...STRONG NORTHWEST WINDS WILL CAUSE A DRIVING HAZARD FOR
  HIGH PROFILE OR LIGHT WEIGHT VEHICLES THROUGH THE I-84 CORRIDOR
  WHERE NORTHWEST WINDS WILL ALIGN WITH THE LOCAL TERRAIN FOR
  INCREASED WIND SPEEDS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$
873 
WWUS75 KBOI 300153
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
753 PM MDT SUN MAY 29 2011


ORZ062-064-300300-
/O.EXP.KBOI.WI.Y.0013.000000T0000Z-110530T0200Z/
BAKER COUNTY-LOWER TREASURE VALLEY OR-
753 PM MDT SUN MAY 29 2011 /653 PM PDT SUN MAY 29 2011/

...WIND ADVISORY WILL EXPIRE AT 8 PM MDT /7 PM PDT/ THIS
EVENING...

THE WIND ADVISORY FOR BAKER COUNTY AND THE LOWER TREASURE VALLEY
OF OREGON WILL EXPIRE AT 7 PM PDT. NORTHWEST WINDS HAVE ALREADY
WEAKENED CONSIDERABLY AND WILL RANGE FROM 5 TO 15 MPH BY MIDNIGHT PDT.

$$

Nearby

Wind Advisories in Oregon, 2011Every wind advisory in 2011

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.