Alert archive / Idaho / Wind Advisories in 2009

Wind Advisory 21, NWS Boise, ID

November 16, 2009Baker County, Harney County, Malheur County, Oregon; 4 counties in Idaho

NWS Boise, ID issued this wind advisory at Nov 16, 2009, 6:14 PM PST for Baker County, Harney County, Malheur County, Oregon; 4 counties in Idaho. It took effect at Nov 16, 2009, 7:00 PM PST. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Nov 16, 2009, 6:14 PM PST (02:14 UTC)
In effect from
Nov 16, 2009, 7:00 PM PST
Expired
Nov 17, 2009, 2:11 AM PST
In force
7 hr
Issued by
NWS Boise, ID

Counties Adams County, ID, Gem County, ID, Valley County, ID, Washington County, ID, Baker County, OR, Harney County, OR, Malheur County, OR

The radar

The Boise radar (KCBX), 100 km from the middle of the area, began a volume at 02:13 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, 2.2 hours before the alert went out and 96 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 2009-11-17Temperature 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, Boise Airport, ID at 00:00Z on 2009-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 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
2689 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
280 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.

000 
WWUS75 KBOI 170214
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
714 PM MST MON NOV 16 2009

...WIND ADVISORY IN EFFECT FOR PORTIONS OF SOUTHEAST OREGON AND
SOUTHWEST IDAHO....

.A STRONG SURFACE HIGH OVER EASTERN IDAHO...IN CONJUNCTION WITH A
DEEPENING LOW OFF THE PACIFIC NORTHWEST COAST AND STRONG WINDS
ALOFT...WILL CAUSE SURFACE WINDS TO INCREASE OVERNIGHT.

ORZ061>063-171300-
/O.NEW.KBOI.WI.Y.0021.091117T0300Z-091117T1800Z/
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
714 PM MST MON NOV 16 2009 /614 PM PST MON NOV 16 2009/

...WIND ADVISORY IN EFFECT UNTIL 11 AM MST /10 AM PST/ TUESDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY FOR HARNEY...BAKER AND MALHEUR COUNTIES...WHICH IS IN
EFFECT UNTIL 11 AM MST /10 AM PST/ TUESDAY.

STRONG WINDS ASSOCIATED WITH INTENSIFYING LOW PRESSURE OFF THE 
OREGON COAST WILL COMBINE WITH A POTENT JET STREAM ALOFT TO CAUSE
INCREASING WIND SPEEDS OVERNIGHT. EXPECT SUSTAINED WINDS NEAR 35
MPH WITH GUSTS UP TO 45 MPH ACROSS HARNEY...BAKER AND MALHEUR
COUNTIES THROUGH 10 AM PST TUESDAY.


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.

&&

$$

IDZ011-033-171300-
/O.NEW.KBOI.WI.Y.0021.091117T1200Z-091117T2100Z/
WEST CENTRAL MOUNTAINS-UPPER WEISER RIVER-
714 PM MST MON NOV 16 2009

...WIND ADVISORY IN EFFECT FROM 5 AM TO 2 PM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY FOR THE WEST CENTRAL MOUNTAINS AND UPPER WEISER RIVER
BASIN...WHICH IS IN EFFECT FROM 5 AM TO 2 PM MST TUESDAY .

STRONG WINDS ASSOCIATED WITH INTENSIFYING LOW PRESSURE OFF THE 
OREGON COAST WILL COMBINE WITH A POTENT JET STREAM ALOFT TO CAUSE
INCREASING WIND SPEEDS OVERNIGHT. EXPECT SUSTAINED WINDS NEAR 35 MPH
...WITH GUSTS UP TO 45 MPH...THROUGHOUT UNSHELTERED AREAS AND
NORTH-SOUTH ORIENTED VALLEYS BETWEEN 5 AM AND 2 PM MST TUESDAY.

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.

&&

$$
1 follow-up statement
000 
WWUS75 KBOI 171011
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
311 AM MST TUE NOV 17 2009

ORZ061>063-171115-
/O.CAN.KBOI.WI.Y.0021.000000T0000Z-091117T1800Z/
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
311 AM MST TUE NOV 17 2009 /211 AM PST TUE NOV 17 2009/

...WIND ADVISORY IS CANCELLED...

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

BREEZY CONDITIONS AHEAD OF STRONG LOW PRESSURE WILL CONTINUE
ACROSS SOUTHEAST OREGON TODAY HOWEVER...WINDS ARE EXPECTED TO
REMAIN BELOW ADVISORY CRITERIA. EXPECT WINDS OF 15 TO 25 MPH WITH
GUSTS UP TO 30 MPH IN THE LOWER VALLEYS. HIGHER WINDS ARE EXPECTED
ON THE RIDGE TOPS WITH GUSTS UP TO 50 MPH.

$$

IDZ011-033-171115-
/O.CAN.KBOI.WI.Y.0021.091117T1200Z-091117T2100Z/
WEST CENTRAL MOUNTAINS-UPPER WEISER RIVER-
311 AM MST TUE NOV 17 2009

...WIND ADVISORY IS CANCELLED...

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

BREEZY CONDITIONS AHEAD OF STRONG LOW PRESSURE WILL CONTINUE
ACROSS SOUTHWEST IDAHO TODAY HOWEVER...WINDS ARE EXPECTED TO
REMAIN BELOW ADVISORY CRITERIA. EXPECT WINDS OF 15 TO 25 MPH WITH
GUSTS UP TO 30 MPH IN THE LOWER VALLEYS. HIGHER WINDS ARE EXPECTED
ON THE RIDGE TOPS WITH GUSTS UP TO 45 MPH.

$$

Nearby

Wind Advisories in Idaho, 2009Wind Advisories in Oregon, 2009Every wind advisory in 2009

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.