Alert archive / Idaho / Wind Advisories in 2013

Wind Advisory 3, NWS Boise, ID

February 21, 2013Baker County, Harney County, Malheur County, Oregon; 11 counties in Idaho

NWS Boise, ID issued this wind advisory at Feb 21, 2013, 12:47 PM PST for Baker County, Harney County, Malheur County, Oregon; 11 counties in Idaho. It took effect at Feb 22, 2013, 2:00 PM PST. It was in force for 26 hr.

The area

The counties it named.

The facts

Issued
Feb 21, 2013, 12:47 PM PST (20:47 UTC)
In effect from
Feb 22, 2013, 2:00 PM PST
Expired
Feb 23, 2013, 3:58 PM PST
In force
26 hr
Issued by
NWS Boise, ID

Counties Ada County, ID, Camas County, ID, Canyon County, ID, Elmore County, ID, Gem County, ID, Gooding County, ID, Jerome County, ID, Owyhee County, ID, Payette County, ID, Twin Falls County, ID, Washington County, ID, Baker County, OR, Harney County, OR, Malheur County, OR

The radar

The Boise radar (KCBX), 7 km from the middle of the area, began a volume at 20:50 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

Boise Airport, ID (KBOI), launched 12:00Z, 8.8 hours before the alert went out and 16 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 2013-02-21Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Boise Airport, ID at 12:00Z on 2013-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.19395878Sfc1 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
1823 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
62 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.

911 
WWUS75 KBOI 212047
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
147 PM MST THU FEB 21 2013

...STRONG WINDS FRIDAY NIGHT AND SATURDAY...

.A POWERFUL STORM FROM THE NORTHERN GULF OF ALASKA WILL COME
THROUGH EASTERN OREGON AND WESTERN IDAHO FRIDAY NIGHT AND
SATURDAY. THE STORM/S COLD FRONT WILL BRING A SHORT PERIOD OF
STRONG WINDS. WINDS WILL DECREASE FOR A FEW HOURS BEHIND THE
FRONT BUT THEN INCREASE AGAIN AND CONTINUE THROUGH MOST OF
SATURDAY.

ORZ061-063-220600-
/O.NEW.KBOI.WI.Y.0003.130223T0300Z-130224T0000Z/
HARNEY COUNTY-MALHEUR COUNTY-
147 PM MST THU FEB 21 2013 /1247 PM PST THU FEB 21 2013/

...WIND ADVISORY IN EFFECT FROM 8 PM MST /7 PM PST/ FRIDAY TO
5 PM MST /4 PM PST/ SATURDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY FOR HARNEY AND MALHEUR COUNTIES...WHICH IS IN EFFECT
FROM 8 PM MST /7 PM PST/ FRIDAY TO 5 PM MST /4 PM PST/ SATURDAY.

* WINDS...A SHORT PERIOD OF WEST WINDS 25 TO 35 MPH WITH GUSTS TO
  45 MPH AS COLD FRONT PASSES BETWEEN MIDNIGHT AND 3 AM PST. WINDS
  WILL DECREASE FOR A WHILE SATURDAY MORNING...THEN INCREASE AGAIN
  TO 25 TO 35 MPH WITH GUSTS TO 45 MPH LATER SATURDAY.

* TIMING...FRIDAY NIGHT THROUGH SATURDAY.

* IMPACTS...WINDS MAY CAUSE MINOR PROPERTY DAMAGE. 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.

&&

$$

IDZ012-029-ORZ064-220600-
/O.NEW.KBOI.WI.Y.0003.130223T0900Z-130224T0000Z/
LOWER TREASURE VALLEY ID-OWYHEE MOUNTAINS-
LOWER TREASURE VALLEY OR-
147 PM MST THU FEB 21 2013

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

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

* WINDS...NORTHWEST 30 TO 40 MPH WITH GUSTS TO 50 MPH AS A COLD
  FRONT PASSES IN THE PRE-DAWN HOURS. WINDS WILL DECREASE FOR A
  WHILE SATURDAY MORNING THEN INCREASE AGAIN TO 30 TO 40 MPH WITH
  GUSTS TO 50 MPH LATE SATURDAY MORNING THROUGH AFTERNOON.

* TIMING...PRE-DAWN SATURDAY THROUGH SATURDAY AFTERNOON.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$

IDZ014-220600-
/O.NEW.KBOI.HW.A.0001.130223T1200Z-130224T0000Z/
UPPER TREASURE VALLEY-
147 PM MST THU FEB 21 2013

...HIGH WIND WATCH IN EFFECT FROM LATE FRIDAY NIGHT THROUGH
SATURDAY AFTERNOON...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A HIGH WIND
WATCH FOR THE UPPER TREASURE VALLEY FROM MOUNTAIN HOME EAST...
WHICH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY
AFTERNOON.

* WINDS...NORTHWEST 30 TO 40 MPH WITH GUSTS TO 50 MPH EXCEPT
  SUSTAINED UP TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH FROM
  MOUNTAIN HOME EAST. STRONGEST WINDS WILL OCCUR AS A COLD FRONT
  PASSES DURING THE PRE-DAWN HOURS SATURDAY, WINDS WILL DECREASE
  FOR A FEW HOURS THEN INCREASE AGAIN AND CONTINUE THROUGH MOST OF
  SATURDAY.

* TIMING...5 AM TO 5 PM MST SATURDAY.

* IMPACTS...POSSIBLE PROPERTY DAMAGE. TRAVEL HAZARD ESPECIALLY FOR
  HIGH-PROFILE VEHICLES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
8 follow-up statements
246 
WWUS75 KBOI 220549
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
1049 PM MST THU FEB 21 2013

...STRONG WINDS FRIDAY NIGHT AND SATURDAY...

.A POWERFUL STORM FROM THE NORTHERN GULF OF ALASKA WILL COME
THROUGH EASTERN OREGON AND WESTERN IDAHO FRIDAY NIGHT AND
SATURDAY. THE STORM/S COLD FRONT WILL BRING A SHORT PERIOD OF
STRONG WINDS. WINDS WILL DECREASE FOR A FEW HOURS BEHIND THE
FRONT BUT THEN INCREASE AGAIN AND CONTINUE THROUGH MOST OF
SATURDAY.

ORZ061-063-221400-
/O.CON.KBOI.WI.Y.0003.130223T0300Z-130224T0000Z/
HARNEY COUNTY-MALHEUR COUNTY-
1049 PM MST THU FEB 21 2013 /949 PM PST THU FEB 21 2013/

...WIND ADVISORY REMAINS IN EFFECT FROM 8 PM MST /7 PM PST/
FRIDAY TO 5 PM MST /4 PM PST/ SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 8 PM MST /7 PM PST/ FRIDAY
TO 5 PM MST /4 PM PST/ SATURDAY. 

* WINDS...A SHORT PERIOD OF WEST WINDS 25 TO 35 MPH WITH GUSTS 
  TO 45 MPH AS COLD FRONT PASSES BETWEEN MIDNIGHT AND 3 AM PST. 
  WINDS WILL DECREASE FOR A WHILE SATURDAY MORNING...THEN 
  INCREASE AGAIN TO 25 TO 35 MPH WITH GUSTS TO 45 MPH LATER 
  SATURDAY. 

* TIMING...FRIDAY NIGHT THROUGH SATURDAY.

* IMPACTS...WINDS MAY CAUSE MINOR PROPERTY DAMAGE. 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.

&&

$$

IDZ012-029-ORZ064-221400-
/O.CON.KBOI.WI.Y.0003.130223T0900Z-130224T0000Z/
LOWER TREASURE VALLEY ID-OWYHEE MOUNTAINS-
LOWER TREASURE VALLEY OR-
1049 PM MST THU FEB 21 2013

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

A WIND ADVISORY REMAINS IN EFFECT FROM 2 AM TO 5 PM MST SATURDAY.

* WINDS...NORTHWEST 30 TO 40 MPH WITH GUSTS TO 50 MPH AS A COLD 
  FRONT PASSES IN THE PRE-DAWN HOURS. WINDS WILL DECREASE FOR A 
  WHILE SATURDAY MORNING THEN INCREASE AGAIN TO 30 TO 40 MPH 
  WITH GUSTS TO 50 MPH LATE SATURDAY MORNING THROUGH AFTERNOON. 

* TIMING...PRE-DAWN SATURDAY THROUGH SATURDAY AFTERNOON.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$

IDZ014-221400-
/O.CON.KBOI.HW.A.0001.130223T1200Z-130224T0000Z/
UPPER TREASURE VALLEY-
1049 PM MST THU FEB 21 2013

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE FRIDAY NIGHT
THROUGH SATURDAY AFTERNOON. 

* WINDS...NORTHWEST 30 TO 40 MPH WITH GUSTS TO 50 MPH EXCEPT 
  SUSTAINED UP TO 40 MPH WITH POSSIBLE GUSTS TO 60 MPH FROM 
  MOUNTAIN HOME EAST. STRONGEST WINDS WILL OCCUR AS A COLD FRONT 
  PASSES DURING THE PRE-DAWN HOURS SATURDAY... WINDS WILL 
  DECREASE FOR A FEW HOURS THEN INCREASE AGAIN AND CONTINUE 
  THROUGH MOST OF SATURDAY. 

* TIMING...5 AM TO 5 PM MST SATURDAY.

* IMPACTS...POSSIBLE PROPERTY DAMAGE. TRAVEL HAZARD ESPECIALLY 
  FOR HIGH-PROFILE VEHICLES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WATCH MEANS THERE IS THE POTENTIAL FOR A HAZARDOUS
HIGH WIND EVENT. SUSTAINED WINDS OF AT LEAST 40 MPH...OR GUSTS OF
58 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
847 
WWUS75 KBOI 221201
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
501 AM MST FRI FEB 22 2013

...STRONG WINDS WITH AND BEHIND A COLD FRONT LATER TODAY THROUGH
SATURDAY EVENING...

.AN UNUSUALLY STRONG COLD FRONT OFF THE PACIFIC NORTHWEST COAST T
HIS FRIDAY MORNING WILL BLAST THROUGH SOUTHEAST OREGON LATE THIS
AFTERNOON AND SOUTHWEST IDAHO THIS EVENING. STRONG WINDS ALONG THE
COLD FRONT WILL BRING A SHORT PERIOD OF VERY STRONG WINDS. WINDS
WILL DECREASE FOR A FEW HOURS BEHIND THE FRONT BUT THEN INCREASE
AGAIN AND CONTINUE THROUGH MOST OF SATURDAY AS STRONGER WINDS FROM
ALOFT MIX DOWN TO THE SURFACE.

IDZ014-222300-
/O.UPG.KBOI.HW.A.0001.130223T1200Z-130224T0000Z/
/O.EXB.KBOI.WI.Y.0003.130223T0600Z-130224T0600Z/
UPPER TREASURE VALLEY-
501 AM MST FRI FEB 22 2013

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

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 11 PM
MST SATURDAY. THE HIGH WIND WATCH HAS BEEN UPGRADED TO A WIND
ADVISORY. 

* WINDS...SOUTHEAST 10 TO 20 MPH LATER TODAY AND TONIGHT SHIFTING
  TO NORTHWEST AROUND MIDNIGHT IN MERIDIAN AND 1 TO 2 AM IN BOISE
  AND MOUNTAIN HOME. SUSTAINED 25 TO 35 MPH WITH GUSTS AROUND 45
  MPH. GUSTS MAY BE BRIEFLY MUCH HIGHER WITH THE COLD FRONT.

* TIMING...LATE THIS EVENING THROUGH SATURDAY EVENING. 

* IMPACTS...MINOR PROPERTY DAMAGE POSSIBLE. TRAVEL HAZARD
  ESPECIALLY 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.

&&

$$

ORZ062-222300-
/O.EXB.KBOI.WI.Y.0003.130222T2200Z-130224T0000Z/
BAKER COUNTY-
401 AM PST FRI FEB 22 2013

...WIND ADVISORY IN EFFECT FROM 2 PM THIS AFTERNOON TO 4 PM PST
SATURDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 2 PM THIS AFTERNOON TO 4 PM
PST SATURDAY ACROSS BAKER COUNTY. 

* WINDS...SOUTHEAST 10 TO 20 MPH LATER TODAY SHIFTING TO THE
  NORTHWEST BETWEEN 9 AND 10 PM PST. SUSTAINED WINDS 25 TO 35 MPH
  WITH GUSTS TO 50 MPH. WINDS MAY BE BRIEFLY MUCH HIGHER WITH THE
  COLD FRONT. 

* TIMING...THIS AFTERNOON THROUGH SATURDAY AFTERNOON.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$

IDZ015-016-028-030-222300-
/O.EXB.KBOI.WI.Y.0003.130223T1800Z-130224T0600Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
501 AM MST FRI FEB 22 2013

...WIND ADVISORY IN EFFECT FROM 11 AM TO 11 PM MST SATURDAY...

THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 11 AM TO 11 PM MST SATURDAY FOR
THE SOUTHWEST HIGHLANDS...WESTERN MAGIC VALLEY...CAMAS PRAIRIE AND
SOUTHERN TWIN FALLS COUNTY. 

* WINDS...NORTHWEST 25 TO 35 MPH WITH GUSTS TO 50 MPH.

* TIMING...SATURDAY.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$

ORZ061-063-222300-
/O.EXT.KBOI.WI.Y.0003.130222T2200Z-130224T0000Z/
HARNEY COUNTY-MALHEUR COUNTY-
501 AM MST FRI FEB 22 2013 /401 AM PST FRI FEB 22 2013/

...WIND ADVISORY NOW IN EFFECT FROM 3 PM MST /2 PM PST/ THIS
AFTERNOON TO 5 PM MST /4 PM PST/ SATURDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 3 PM MST /2 PM PST/ THIS
AFTERNOON TO 5 PM MST /4 PM PST/ SATURDAY FOR HARNEY AND MALHEUR
COUNTIES. 

* WINDS...SOUTHWEST INCREASING TO 20 TO 30 MPH WITH GUSTS UP TO 40
  MPH LATE THIS AFTERNOON THEN SHIFTING TO NORTHWEST 25 TO 35 MPH
  WITH GUSTS UP TO 50 MPH THIS EVENING.

* TIMING...THIS AFTERNOON THROUGH SATURDAY.

* IMPACTS...WINDS MAY CAUSE MINOR PROPERTY DAMAGE. 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.

&&

$$

IDZ012-029-ORZ064-222300-
/O.EXT.KBOI.WI.Y.0003.130223T0600Z-130224T0600Z/
LOWER TREASURE VALLEY ID-OWYHEE MOUNTAINS-
LOWER TREASURE VALLEY OR-
501 AM MST FRI FEB 22 2013

...WIND ADVISORY NOW IN EFFECT FROM 11 PM THIS EVENING TO 11 PM
MST SATURDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY. 

* WINDS...SOUTHEAST UP TO 10 TODAY BECOMING NORTHWEST WITH A COLD
  FRONTAL PASSAGE MIDNIGHT TO 1 AM. SUSTAINED WINDS 25 TO 35 MPH
  WITH GUSTS TO 45 MPH. WINDS MAY BRIEFLY GUST MUCH HIGHER WITH
  THE COLD FRONTAL PASSAGE. 

* TIMING...SATURDAY.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
896 
WWUS75 KBOI 222036
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
136 PM MST FRI FEB 22 2013

...STRONG WINDS ALONG AND BEHIND A COLD FRONT LATE TODAY THROUGH
SATURDAY EVENING...

.AN UNUSUALLY STRONG COLD FRONT OFF THE PACIFIC NORTHWEST COAST 
WILL BLAST THROUGH SOUTHEAST OREGON THIS EVENING AND SOUTHWEST
IDAHO OVERNIGHT. STRONGEST WINDS WILL OCCUR AS THE FRONT PASSES 
THEN DECREASE FOR A FEW HOURS...BUT THEN INCREASE AGAIN SATURDAY
AND CONTINUE THROUGH THE AFTERNOON.

ORZ061>063-230600-
/O.CON.KBOI.WI.Y.0003.130222T2200Z-130224T0000Z/
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
136 PM MST FRI FEB 22 2013 /1236 PM PST FRI FEB 22 2013/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/
SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT SOUTHEAST OREGON UNTIL 5 PM MST
/4 PM PST/ SATURDAY.

* WINDS...SOUTHWEST INCREASING TO 20 TO 30 MPH WITH GUSTS UP TO 40
  MPH LATE THIS AFTERNOON THEN SHIFTING TO NORTHWEST 25 TO 35 MPH
  WITH GUSTS UP TO 50 MPH THIS EVENING. WINDS WILL DECREASE
  OVERNIGHT THEN INCREASE AGAIN SATURDAY.

* TIMING...THIS AFTERNOON THROUGH SATURDAY.

* IMPACTS...WINDS MAY CAUSE MINOR PROPERTY DAMAGE. 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.

&&

$$

IDZ012-014-029-ORZ064-230600-
/O.CON.KBOI.WI.Y.0003.130223T0600Z-130224T0600Z/
LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY-OWYHEE MOUNTAINS-
LOWER TREASURE VALLEY OR-
136 PM MST FRI FEB 22 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
11 PM MST SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FOR THE TREASURE VALLEY AND
OWYHEE MOUNTAINS FROM 11 PM THIS EVENING TO 11 PM MST SATURDAY.

* WINDS...SOUTHEAST 10 TO 20 MPH THIS EVENING SHIFTING TO
  NORTHWEST 25 TO 35 MPH WITH GUSTS TO 45 MPH AS COLD FRONT PASSES
  THROUGH. WINDS WILL DECREASE TO 15 TO 25 MPH SATURDAY MORNING
  THEN INCREASE AGAIN TO 25 TO 30 MPH WITH GUSTS TO 40 MPH LATER
  SATURDAY...DECREASING SATURDAY EVENING.

* TIMING...COLD FRONT PASSAGE BETWEEN MIDNIGHT AND 2 AM MST SATURDAY.

* IMPACTS...MINOR PROPERTY DAMAGE POSSIBLE. TRAVEL HAZARD ESPECIALLY
  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.

&&

$$

IDZ015-016-028-030-230600-
/O.CON.KBOI.WI.Y.0003.130223T1800Z-130224T0600Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
136 PM MST FRI FEB 22 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM TO 11 PM MST
SATURDAY...

A WIND ADVISORY REMAINS IN EFFECT FOR THE WESTERN MAGIC
VALLEY...SOUTHERN TWIN FALLS COUNTY...CAMAS PRAIRIE...AND
SOUTHWEST IDAHO HIGHLANDS FROM 11 AM TO 11 PM MST SATURDAY.
THIS ADVISORY IS INTENDED FOR USE AFTER A WINTER STORM WARNING
EXPIRES FOR THE SAME AREAS.

* WINDS...NORTHWEST 25 TO 35 MPH WITH GUSTS TO 50 MPH.

* TIMING...MIDDAY SATURDAY THROUGH SATURDAY EVENING.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
062 
WWUS75 KBOI 230405
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
905 PM MST FRI FEB 22 2013

...STRONG WINDS SATURDAY AFTERNOON...

.WEST TO NORTHWEST WINDS FOLLOWING A PACIFIC WEATHER SYSTEM WILL
INCREASE SATURDAY AFTERNOON. STRONGEST WINDS ARE EXPECTED IN THE
MAGIC VALLEY...SOUTHERN TWIN FALLS COUNTY...AND SOUTHWEST
HIGHLANDS. WINDS WILL DIMINISH SATURDAY EVENING. 

IDZ012-014-029-ORZ064-230515-
/O.CAN.KBOI.WI.Y.0003.130223T0600Z-130224T0600Z/
LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY-OWYHEE MOUNTAINS-
LOWER TREASURE VALLEY OR-
905 PM MST FRI FEB 22 2013

...WIND ADVISORY IS CANCELLED...

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

EXPECT WEST TO NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO AROUND
40 MPH LATE TONIGHT THROUGH SATURDAY. WINDS WILL DIMINISH
SATURDAY EVENING.

$$

ORZ061>063-230515-
/O.CAN.KBOI.WI.Y.0003.000000T0000Z-130224T0000Z/
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
905 PM MST FRI FEB 22 2013 /805 PM PST FRI FEB 22 2013/

...WIND ADVISORY IS CANCELLED...

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

EXPECT WEST TO NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS AS STRONG
AS 40 MPH LATE TONIGHT THROUGH SATURDAY. WINDS WILL DIMINISH
SATURDAY EVENING.

$$

IDZ015-016-028-030-231215-
/O.EXT.KBOI.WI.Y.0003.130223T1800Z-130224T0000Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
905 PM MST FRI FEB 22 2013

...WIND ADVISORY NOW IN EFFECT FROM 11 AM TO 5 PM MST SATURDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 11 AM TO 5 PM MST
SATURDAY. 

* WINDS...NORTHWEST 25 TO 35 MPH WITH GUSTS TO 50 MPH.

* TIMING...MIDDAY SATURDAY THROUGH SATURDAY EVENING.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
153 
WWUS75 KBOI 231149
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
449 AM MST SAT FEB 23 2013

...VERY WINDY ON THE FRONT AND AGAIN THROUGH THIS AFTERNOON...

.A COLD FRONT WITH A HISTORY OF BRIEF WIND GUSTS AROUND 50 MPH
WILL CROSS THE MAGIC VALLEY...CAMAS PRAIRIE...AND SOUTHERN TWIN
FALLS COUNTY AROUND 8 AM. AN UPPER LEVEL TROUGH WILL FOLLOW
THROUGH THE AREA THIS AFTERNOON WITH WEST WINDS OF 25 TO 35 MPH
WITH GUSTS AROUND 45 MPH. WINDS WILL DIMINISH THIS EVENING.

IDZ015-016-028-030-232000-
/O.CON.KBOI.WI.Y.0003.130223T1800Z-130224T0000Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
449 AM MST SAT FEB 23 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST THIS AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 PM
MST THIS AFTERNOON. 

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

* TIMING...TODAY.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
953 
WWUS75 KBOI 231208 CCA
NPWBOI

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE BOISE ID
507 AM MST SAT FEB 23 2013

...VERY WINDY ON THE FRONT AND AGAIN THROUGH THIS AFTERNOON...

.A COLD FRONT WILL CROSS THE MAGIC VALLEY...CAMAS PRAIRIE...AND
SOUTHERN TWIN FALLS COUNTY WITH WIND GUSTS TO AROUND 60 MPH
THROUGH 8 AM. AN UPPER LEVEL TROUGH WILL FOLLOW THROUGH THE AREA
THIS AFTERNOON WITH WEST WINDS OF 25 TO 35 MPH WITH GUSTS AROUND
45 MPH. WINDS WILL DIMINISH THIS EVENING.

IDZ015-016-028-030-232030-
/O.CON.KBOI.WI.Y.0003.130223T1800Z-130224T0000Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
507 AM MST SAT FEB 23 2013

...WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
5 PM MST THIS AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 5 PM
MST THIS AFTERNOON. 

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

* TIMING...TODAY.

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
937 
WWUS75 KBOI 232009
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
109 PM MST SAT FEB 23 2013

IDZ015-016-028-030-240000-
/O.CON.KBOI.WI.Y.0003.000000T0000Z-130224T0000Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
109 PM MST SAT FEB 23 2013

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

A WIND ADVISORY FOR THE SOUTHWEST HIGHLANDS...WESTERN MAGIC
VALLEY...CAMAS PRAIRIE...AND SOUTHERN TWIN FALLS COUNTY REMAINS
IN EFFECT UNTIL 5 PM MST THIS AFTERNOON.

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

* IMPACTS...MINOR PROPERTY DAMAGE 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.

&&

$$
873 
WWUS75 KBOI 232358
NPWBOI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BOISE ID
458 PM MST SAT FEB 23 2013

...WIND ADVISORY WILL BE ALLOWED TO EXPIRE AT 5 PM MST...

.WINDS DIMINISHING IN SOUTHWEST HIGHLANDS...WESTERN MAGIC
VALLEY...CAMAS PRAIRIE...AND SOUTHERN TWIN FALLS COUNTY.

IDZ015-016-028-030-240100-
/O.CAN.KBOI.WI.Y.0003.000000T0000Z-130224T0000Z/
SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-CAMAS PRAIRIE-
SOUTHERN TWIN FALLS COUNTY-
458 PM MST SAT FEB 23 2013

...WIND ADVISORY IS CAN CELLED...

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

WIND SPEEDS HAVE DIMINISHED AND AN ADVISORY IS NO LONGER NEEDED.
HOWEVER BREEZY CONDITIONS WILL CONTINUE UNTIL ABOUT 8 PM MST...
AND LOCAL AREAS OF BLOWING SNOW ARE STILL POSSIBLE EXPECIALLY
ALONG THE HIGHWAY 93 CORRIDOR. 

$$

What forecasters said that day

The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Boise, ID wrote its last area forecast discussion before this wind advisory went out at Feb 21, 8:22 AM PST, 4 hours 25 minutes earlier.

Area forecast discussion, Feb 21, 8:22 AM PST, 4 hours 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE ID
922 AM MST THU FEB 21 2013

.DISCUSSION...NO FORECAST CHANGES AT THIS TIME REGARDING INTENSITY
OR TIMING OF THE BIG GULF OF ALASKA STORM DUE INTO OUR CWA FRIDAY
NIGHT AND SATURDAY.  GREATEST SNOWFALL SHOULD BE IN IDAHO MOUNTAINS
NORTH OF THE SNAKE BASIN...OREGON MOUNTAINS SHOULD HAVE LESS.  SNOW
LEVEL AHEAD OF THE COLD FRONT WILL BE 4000-4500 FEET MSL BUT WILL
FALL TO VALLEY FLOORS QUICKLY AFTER FROPA.  BRIEF STRONG WINDS AS
THE FRONT MOVES THROUGH ERN OREGON FRIDAY EVENING AND WESTERN IDAHO
LATER FRIDAY NIGHT.  WINDS WILL EASE SOME AFTER FROPA BUT INCREASE
AGAIN SATURDAY ESPECIALLY IN THE SNAKE BASIN AND CAMAS PRAIRIE.
WINTER STORM WATCH AND/OR HIGH WIND WATCH ARE BEING PLANNED FOR
ISSUANCE LATER THIS MORNING FOR THE ABOVE WX.

&&

.AVIATION...VFR WITH MID-LEVEL CEILINGS OVER SE OREGON THIS MORNING
LIFTING THIS AFTERNOON. NW WINDS TO 15 KTS SURFACE TO 10K FEET MSL
TODAY. CONDITIONS IN THE MTNS OF SE OREGON AND SW IDAHO WILL
DETERIORATE EARLY FRIDAY MORNING WITH WIDESPREAD MVFR CEILINGS
OBSCURING MTNS AND LOCAL IFR CONDITIONS IN LIGHT SNOW. THESE
CONDITIONS WILL LAST THROUGH THE DAY. A STRONG COLD FRONT WILL BRING
WIDESPREAD IFR IN SNOW TO THE MTNS OF SE OREGON AND SW IDAHO FRIDAY
NIGHT. LOWER VALLEYS REMAIN VFR THOUGH A BRIEF PERIOD OF IFR IN SNOW
IS POSSIBLE EARLY SATURDAY MORNING. STRONG WINDS WILL ACCOMPANY THE
COLD FRONT FRIDAY NIGHT AND CONTINUE INTO SATURDAY.

&&

.PREV DISCUSSION...
SHORT TERM...TODAY THROUGH FRIDAY...A FEW DRY SNOW ECHOES ON RADAR
POPPED UP THIS MORNING. THEY LOOK TO BE ASSOCIATED WITH A
DISSIPATING WARM FRONT OVER BAKER AND MALHEUR COUNTIES BY NOON.
GUSTY SW TO NW WINDS EAST OF BOISE TO TWIN FALLS TO 20 MPH AS OF 3
AM WILL RANGE FROM 10-15 MPH BY AFTERNOON. EXPECT HIGHS IN THE SNAKE
PLAIN SOUTH TO BE NO COOLER THAN YESTERDAY AS THICKNESSES WARM AND
MOST AREAS ARE PRECIPITATION FREE SO WARMED UP FORECAST HIGHS A FEW
DEGREES FROM PREV. FORECAST. NEXT WARM FRONT IN THE NW FLOW ALOFT
WILL CROSS SE OREGON AND SW IDAHO TONIGHT WITH BEST CHANCE OF LIGHT
SNOW ACROSS THE NORTHERN ZONES. LOWERED POPS ACROSS THE RAIN
SHADOWED AREA FROM SE BAKER COUNTY THROUGH THE
/MAINLY LOWER/ TREASURE VALLEY. HIGHS LOOK ON TRACK WITH NO
CHANGES FOR FRIDAY. STRONG PRESSURE FALLS FRIDAY AFTERNOON ALONG
WITH INCREASING H7/10KFT MSL WINDS UP TO 50 KTS OVER BAKER COUNTY
AND 25 KNOTS ALOFT OVER SW IDAHO WILL AID DEVELOPMENT OF GUSTY
WINDS FRIDAY AFTERNOON AHEAD OF A STRONG PACIFIC STORM IN THE LONG
TERM.

LONG TERM...FRIDAY NIGHT THROUGH WEDNESDAY...A STRONG WINTER STORM
IS STILL ON TRACK TO IMPACT THE FORECAST AREA FRIDAY NIGHT AND
SATURDAY.  A STRONG COLD FRONT ASSOCIATED WITH THIS SYSTEM WILL MOVE
ACROSS THE FORECAST AREA FRIDAY NIGHT.  SNOW LEVELS WILL START OFF
AROUND 4000-5000 FEET FRIDAY EVENING THEN FALL QUICKLY TO VALLEY
FLOORS LATE FRIDAY NIGHT/EARLY SATURDAY MORNING.  SEVERAL INCHES OF
SNOW WILL FALL OVER THE HIGHER ELEVATIONS OF THE WEST CENTRAL AND
BOISE MOUNTAINS.  THERE COULD BE A BRIEF PERIOD OF LIGHT SNOW WITH
THE FRONT AS IT MOVES ACROSS THE TREASURE VALLEY EARLY SATURDAY
MORNING WITH A COUPLE INCHES OF SNOW IN THE WESTERN MAGIC VALLEY AND
SOUTHERN TWIN FALLS COUNTY.  WINDS WITH THE FRONT WILL BE GUSTY
PRODUCING BLOWING AND DRIFTING SNOW IN THE HIGHER ELEVATIONS AND
ACROSS THE WESTERN MAGIC VALLEY AND SOUTHERN TWIN FALLS COUNTY.
SATURDAY WILL SEE LINGERING SNOW SHOWERS OVER THE AREA...ESPECIALLY
AT HIGHER ELEVATIONS...ALONG WITH GUSTY WINDS WHICH MAY APPROACH
ADVISORY LEVELS IN SOME AREAS.  BRIEF PERIOD OF DRIER WEATHER
SATURDAY NIGHT AND SUNDAY BUT THIS WILL BE SHORT LIVED AS THE
WEATHER PATTERN REMAINS PROGRESSIVE WITH THE NEXT STORM SYSTEM TO
MOVE OVER THE AREA MONDAY THROUGH TUESDAY.  LATEST MODEL RUNS STILL
HAVE TIMING DIFFERENCES SO WILL NOT MAKE ANY CHANGES TO THE FORECAST
AND WILL CONTINUE WITH THE CHANCE POPS FOR THE MONDAY THROUGH
TUESDAY TIME FRAME.  DIFFERENCES IN THE MODELS REMAIN FOR WEDNESDAY
BUT SOME AGREEMENT ON A MOIST WESTERLY FLOW OVER THE FORECAST AREA.
AT THIS TIME LOOKS LIKE THE BEST CHANCE FOR PRECIPITATION WILL BE
OVER NORTHERN ZONES WITH THIS WESTERLY FLOW.  TEMPERATURES THROUGH
THE EXTENDED PERIOD WILL AVERAGE AROUND 5 DEGREES BELOW NORMAL.

&&

.BOI WATCHES/WARNINGS/ADVISORIES...
ID...NONE.
OR...NONE.

&&

WEATHER.GOV/BOISE

DISCUSSION...LC
AVIATION.....DG
PREV SHORT TERM...VM
PREV LONG TERM....JA
Hazardous weather outlook, Feb 21, 4:33 AM PST, 8 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BOISE ID
533 AM MST THU FEB 21 2013

IDZ016-221245-
WESTERN MAGIC VALLEY-
533 AM MST THU FEB 21 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
IDAHO.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A STRONG COLD FRONTAL PASSAGE FRIDAY NIGHT WILL ABRUPTLY CHANGE
RAIN TO SNOW WITH WINDS FROM THE WEST AT 20 TO 30 MPH. THE SNOW
AND POSSIBLE BLOWING SNOW MAY CAUSE TRAVEL DIFFICULTIES.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURGED TO REPORT SIGNIFICANT WEATHER VIA
ESTABLISHED PROCEDURES. WE ARE ON FACEBOOK AT NATIONAL WEATHER
SERVICE BOISE AND MONITOR TWITTER AT NWS BOISE.

IDZ011-013-015-028>030-221245-
WEST CENTRAL MOUNTAINS-BOISE MOUNTAINS-SOUTHWEST HIGHLANDS-
CAMAS PRAIRIE-OWYHEE MOUNTAINS-SOUTHERN TWIN FALLS COUNTY-
533 AM MST THU FEB 21 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
IDAHO...SOUTHWEST IDAHO AND WEST CENTRAL IDAHO.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

MODERATE TO HEAVY SNOW IS EXPECTED ACROSS THE HIGHER TERRAIN OF
SOUTHWEST IDAHO FRIDAY NIGHT THROUGH SATURDAY. STRONG GUSTY WINDS
ARE EXPECTED AS WELL WITH A STRONG COLD FRONT. TRAVEL DIFFICULTIES
IN WINTER WEATHER ARE POSSIBLE 5 PM FRIDAY THROUGH 11 PM SATURDAY
ABOVE 4500 FEET IN SOUTHWEST IDAHO.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURGED TO REPORT SIGNIFICANT WEATHER VIA
ESTABLISHED PROCEDURES. WE ARE ON FACEBOOK AT NATIONAL WEATHER
SERVICE BOISE AND MONITOR TWITTER AT NWS BOISE.

IDZ012-014-033-ORZ061>064-221245-
LOWER TREASURE VALLEY ID-UPPER TREASURE VALLEY-UPPER WEISER RIVER-
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
LOWER TREASURE VALLEY OR-
533 AM MST THU FEB 21 2013 /433 AM PST THU FEB 21 2013/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
IDAHO...WEST CENTRAL IDAHO...NORTHEAST OREGON AND SOUTHEAST
OREGON.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

A STRONG COLD FRONT WILL CROSS THE AREA FRIDAY NIGHT. AT THIS TIME NO
HAZARDOUS WEATHER IS EXPECTED AT THIS TIME ACROSS HARNEY BAKER OR
MALHEUR COUNTIES OR THE TREASURE VALLEY NOR UPPER WEISER RIVER BASIN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED ACROSS LOWER ELEVATIONS OF
SOUTHWEST IDAHO AND SOUTHEAST OREGON.

The office that day

Everything else NWS Boise, ID issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 21, 11:10 AM PSTWinter Storm WatchBOIAdams, Boise, Camas, Elmore, Gem, Gooding and 5 more16 hr
Feb 21, 12:47 PM PSTHigh Wind WatchBOIAda, Elmore, Owyhee15 hr

Nearby

Wind Advisories in Idaho, 2013Wind Advisories in Oregon, 2013Every wind advisory in 2013

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.