Alert archive / Idaho / Wind Advisories in 2011

Wind Advisory 21, NWS Boise, ID

December 3, 2011Malheur County, Oregon; 5 counties in Idaho

NWS Boise, ID issued this wind advisory at Dec 3, 2011, 2:37 PM MST for Malheur County, Oregon; 5 counties in Idaho. It took effect at Dec 4, 2011, 2:00 PM MST. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Dec 3, 2011, 2:37 PM MST (21:37 UTC)
In effect from
Dec 4, 2011, 2:00 PM MST
Expired
Dec 4, 2011, 5:00 PM MST
In force
3 hr
Issued by
NWS Boise, ID

Counties Canyon County, ID, Gem County, ID, Owyhee County, ID, Payette County, ID, Washington County, ID, Malheur County, OR

The radar

The Boise radar (KCBX), 45 km from the middle of the area, began a volume at 21:39 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 12:00Z, 9.6 hours before the alert went out and 45 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 12:00Z on 2011-12-03Temperature 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 12:00Z on 2011-12-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939587897Sfc1 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
1829 m above ground
0-6 km bulk shear
79 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
114 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.

780 
WWUS75 KBOI 032137
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
237 PM MST SAT DEC 3 2011

...WINDY SUNDAY AFTERNOON...

.A COLD FRONT FROM THE NORTH WILL BE FOLLOWED BY A FEW HOURS OF
GUSTY NORTHWEST WINDS SUNDAY AFTERNOON IN EASTERN OREGON AND
SOUTHWESTERN IDAHO.

IDZ012-ORZ064-040630-
/O.NEW.KBOI.WI.Y.0021.111204T2100Z-111205T0000Z/
LOWER TREASURE VALLEY ID-LOWER TREASURE VALLEY OR-
237 PM MST SAT DEC 3 2011

...WIND ADVISORY IN EFFECT FROM 2 PM TO 5 PM MST SUNDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY FOR THE LOWER TREASURE VALLEY OR OREGON AND IDAHO...
WHICH IS IN EFFECT FROM 2 PM TO 5 PM MST SUNDAY.

* WINDS...NORTHWEST 30 MPH WITH GUSTS TO 40 MPH.

* TIMING...SUNDAY AFTERNOON AFTER COLD FRONTAL PASSAGE

* IMPACTS...POSSIBLE TRAVEL HAZARD FOR HIGH PROFILE VEHICLES.

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.

&&

$$
3 follow-up statements
754 
WWUS75 KBOI 040607
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
1107 PM MST SAT DEC 3 2011

...WINDY SUNDAY AFTERNOON...

.A COLD FRONT FROM THE NORTH WILL BE FOLLOWED BY A FEW HOURS OF
GUSTY NORTHWEST WINDS SUNDAY AFTERNOON IN EASTERN OREGON AND
SOUTHWESTERN IDAHO.

IDZ012-ORZ064-041400-
/O.CON.KBOI.WI.Y.0021.111204T2100Z-111205T0000Z/
LOWER TREASURE VALLEY ID-LOWER TREASURE VALLEY OR-
1107 PM MST SAT DEC 3 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 2 PM TO 5 PM MST SUNDAY...

* WINDS...NORTHWEST 30 MPH WITH GUSTS TO 40 MPH.

* TIMING...SUNDAY AFTERNOON AFTER COLD FRONTAL PASSAGE

* IMPACTS...POSSIBLE TRAVEL HAZARD FOR HIGH PROFILE VEHICLES.

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.

&&

$$
327 
WWUS75 KBOI 041001
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
301 AM MST SUN DEC 4 2011

...NORTH WINDS GUSTING TO AROUND 35 MPH TODAY...

.COLD HIGH PRESSURE WILL BUILD ACROSS THE AREA FROM THE NORTH AND
EAST TODAY THROUGH THIS EVENING. CLOUDY SKIES THIS MORNING WILL
GIVE WAY TO PARTIAL CLEARING OVER SOUTHEAST OREGON AND BOISE
WESTWARD IN SOUTHWEST IDAHO. AS SKIES CLEAR MODERATE WINDS ALOFT
WILL MIX DOWN AND BRING WIND GUSTS AROUND 35 MPH TO THE LOWER
TREASURE VALLEY THIS AFTERNOON. 

IDZ012-ORZ064-041115-
/O.CAN.KBOI.WI.Y.0021.111204T2100Z-111205T0000Z/
LOWER TREASURE VALLEY ID-LOWER TREASURE VALLEY OR-
301 AM MST SUN DEC 4 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WIND
ADVISORY FOR THE LOWER TREASURE VALLEY. 

GUSTY WINDS WILL DEVELOP ACROSS THE TREASURE VALLEY THIS
AFTERNOON. SPEEDS WILL BE AROUND 35 MPH BETWEEN 1 PM AND 9 PM THIS
EVENING. 

$$
408 
WWUS75 KBOI 041044 CCA
NPWBOI

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE BOISE ID
344 AM MST SUN DEC 4 2011

...NORTH WINDS GUSTING TO AROUND 35 MPH TODAY...

.COLD HIGH PRESSURE WILL BUILD ACROSS THE AREA FROM THE NORTH AND
EAST TODAY THROUGH THIS EVENING. CLOUDY SKIES THIS MORNING WILL
GIVE WAY TO PARTIAL CLEARING OVER SOUTHEAST OREGON AND BOISE
WESTWARD IN SOUTHWEST IDAHO. AS SKIES CLEAR MODERATE WINDS ALOFT
WILL MIX DOWN AND BRING WIND GUSTS AROUND 35 MPH TO THE LOWER
TREASURE VALLEY THIS AFTERNOON. 

IDZ012-ORZ064-041145-
/O.COR.KBOI.WI.Y.0021.111204T2100Z-111205T0000Z/
LOWER TREASURE VALLEY ID-LOWER TREASURE VALLEY OR-
344 AM MST SUN DEC 4 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BOISE HAS CANCELLED THE WIND
ADVISORY FOR THE LOWER TREASURE VALLEY. 

GUSTY WINDS WILL DEVELOP ACROSS THE TREASURE VALLEY THIS
AFTERNOON. GUSTS WILL BE AROUND 35 MPH BETWEEN 1 PM AND 9 PM THIS
EVENING.

$$

Nearby

Wind Advisories in Idaho, 2011Wind 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.