Alert archive / Idaho / Wind Advisories in 2011

Wind Advisory 26, NWS Missoula, MT

November 21, 2011Clearwater County, Idaho County, Idaho

NWS Missoula, MT issued this wind advisory at Nov 21, 2011, 9:22 AM PST for Clearwater County, Idaho County, Idaho. It took effect at Nov 22, 2011, 1:00 AM PST. It was in force for 45 hr.

The area

The counties it named.

The facts

Issued
Nov 21, 2011, 9:22 AM PST (17:22 UTC)
In effect from
Nov 22, 2011, 1:00 AM PST
Expired
Nov 23, 2011, 10:00 PM PST
In force
45 hr
Issued by
NWS Missoula, MT

Counties Clearwater County, ID, Idaho County, ID

The radar

The Missoula radar (KMSX), 148 km from the middle of the area, began a volume at 17:20 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 12:00Z, 5.4 hours before the alert went out and 172 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, Spokane, WA at 12:00Z on 2011-11-21Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Spokane, WA at 12:00Z on 2011-11-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 220 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
659 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
220 m²/s²
0-3 km storm-relative helicity
278 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.

678 
WWUS75 KMSO 211722
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1022 AM MST MON NOV 21 2011

IDZ007-220130-
/O.NEW.KMSO.WI.Y.0026.111122T0900Z-111123T1600Z/
OROFINO/GRANGEVILLE REGION-
922 AM PST MON NOV 21 2011

...WIND ADVISORY IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY FOR THE CAMAS PRAIRIE INCLUDING GRANGEVILLE AND
VICINITY... 

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY. 

* IMPACTS/TIMING: SOUTH WINDS WILL BE INCREASING LATER THIS
  AFTERNOON AND EVENING...BECOMING QUITE STRONG AFTER MIDNIGHT.
  STRONG SOUTH WINDS WILL CONTINUE INTO WEDNESDAY MORNING.

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS TO 35 MPH...INCREASING 25
  TO 35 MPH WITH GUSTS UP 50 MPH AFTER MIDNIGHT TONIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
8 follow-up statements
414 
WWUS75 KMSO 212016
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
116 PM MST MON NOV 21 2011

IDZ007-220515-
/O.CON.KMSO.WI.Y.0026.111122T0900Z-111123T1600Z/
OROFINO/GRANGEVILLE REGION-
1216 PM PST MON NOV 21 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY FOR CAMAS PRAIRIE INCLUDING GRANGEVILLE AND VICINITY...

A WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY. 

* IMPACTS/TIMING: SOUTH WINDS WILL BECOME QUITE STRONG AFTER
  MIDNIGHT. STRONG SOUTH WINDS WILL CONTINUE INTO WEDNESDAY
  MORNING.

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS TO 35 MPH...INCREASING 25
  TO 35 MPH WITH GUSTS UP 50 MPH AFTER MIDNIGHT TONIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
936 
WWUS75 KMSO 220440
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
940 PM MST MON NOV 21 2011

IDZ007-221200-
/O.CON.KMSO.WI.Y.0026.111122T0900Z-111123T1600Z/
OROFINO/GRANGEVILLE REGION-
840 PM PST MON NOV 21 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 1 AM TUESDAY TO 8 AM PST
WEDNESDAY. 

* IMPACTS/TIMING: SOUTH WINDS WILL BECOME QUITE STRONG AFTER 
  MIDNIGHT. STRONG SOUTH WINDS WILL CONTINUE INTO WEDNESDAY 
  MORNING. 

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS TO 35 MPH...INCREASING TO
  25 TO 35 MPH WITH GUSTS UP 50 MPH AFTER MIDNIGHT TONIGHT INTO
  WEDNESDAY MORNING.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
658 
WWUS75 KMSO 221130
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
430 AM MST TUE NOV 22 2011

IDZ007-222100-
/O.CON.KMSO.WI.Y.0026.000000T0000Z-111123T1600Z/
OROFINO/GRANGEVILLE REGION-
330 AM PST TUE NOV 22 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE INTO WEDNESDAY
  MORNING.

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS TO 35 MPH...INCREASING TO
  25 TO 35 MPH WITH GUSTS UP 50 MPH INTO WEDNESDAY MORNING.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
651 
WWUS75 KMSO 221515
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
815 AM MST TUE NOV 22 2011

IDZ008-230500-
/O.EXB.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
715 AM PST TUE NOV 22 2011

...WIND ADVISORY IN EFFECT UNTIL 4 AM PST THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH
  WEDNESDAY NIGHT.

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH WILL CONTINUE
  THROUGH WEDNESDAY NIGHT.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 95 SLATE CREEK TO 
  RIGGINS...WHITE BIRD GRADE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

IDZ007-230500-
/O.EXT.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
OROFINO/GRANGEVILLE REGION-
715 AM PST TUE NOV 22 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 4 AM PST THURSDAY FOR CAMAS
PRAIRIE INCLUDING GRANGEVILLE AND VICINITY...

THE WIND ADVISORY IS NOW IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH
  WEDNESDAY NIGHT.

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP 50 MPH THROUGH WEDNESDAY
  NIGHT.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
795 
WWUS75 KMSO 230453
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
953 PM MST TUE NOV 22 2011

IDZ007-231300-
/O.CON.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
OROFINO/GRANGEVILLE REGION-
853 PM PST TUE NOV 22 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH 
  WEDNESDAY NIGHT. 

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP 50 MPH THROUGH 
  WEDNESDAY NIGHT. 

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

IDZ008-231300-
/O.CON.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
853 PM PST TUE NOV 22 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH 
  WEDNESDAY NIGHT. 

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH WILL 
  CONTINUE THROUGH WEDNESDAY NIGHT. 

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 95 SLATE CREEK TO 
  RIGGINS...WHITE BIRD GRADE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
046 
WWUS75 KMSO 231239
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
539 AM MST WED NOV 23 2011

IDZ007-232300-
/O.CON.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
OROFINO/GRANGEVILLE REGION-
439 AM PST WED NOV 23 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH 
  WEDNESDAY NIGHT. 

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP 50 MPH THROUGH 
  WEDNESDAY NIGHT. 

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

&&

$$

IDZ008-232300-
/O.CON.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
439 AM PST WED NOV 23 2011

...WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 4 AM PST THURSDAY. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH 
  WEDNESDAY NIGHT. 

* WINDS: SOUTH 15 TO 25 MPH WITH GUSTS UP TO 45 MPH WILL 
  CONTINUE THROUGH WEDNESDAY NIGHT. 

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 95 SLATE CREEK TO
  RIGGINS...WHITE BIRD GRADE

&&

$$
860 
WWUS75 KMSO 232043
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
143 PM MST WED NOV 23 2011

IDZ008-232145-
/O.CAN.KMSO.WI.Y.0026.000000T0000Z-111124T1200Z/
LOWER HELLS CANYON/SALMON RIVER REGION-
1243 PM PST WED NOV 23 2011

...WIND ADVISORY IS CANCELLED...

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

WINDS HAVE FINALLY DIMINISH TODAY...THEREFORE THE WIND ADVISORY
HAS BEEN CANCELLED.

$$

IDZ007-240600-
/O.NEW.KMSO.WI.Y.0027.111125T0000Z-111125T1200Z/
/O.EXT.KMSO.WI.Y.0026.000000T0000Z-111124T0600Z/
OROFINO/GRANGEVILLE REGION-
1243 PM PST WED NOV 23 2011

...WIND ADVISORY NOW IN EFFECT UNTIL 10 PM PST THIS EVENING...
...WIND ADVISORY IN EFFECT FROM 4 PM THURSDAY TO 4 AM PST FRIDAY
FOR GRANGEVILLE AND VICINITY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY FOR GRANGEVILLE AND VICINITY...WHICH IS IN EFFECT FROM
4 PM THURSDAY TO 4 AM PST FRIDAY. THE WIND ADVISORY IS NOW IN
EFFECT UNTIL 10 PM PST THIS EVENING. 

* IMPACTS/TIMING: STRONG SOUTH WINDS WILL CONTINUE THROUGH THIS
  EVENING...THEN DECREASE AFTER MIDNIGHT WITH THE PASSAGE OF A
  WEAK COLD FRONT.

  FOR GRANGEVILLE AND VICINITY...SOUTH WINDS WILL BE INCREASING
  LATE FRIDAY...BECOMING QUITE STRONG ONCE AGAIN FRIDAY NIGHT
  WITH THE APPROACH AND PASSAGE OF A STRONG COLD FRONTAL SYSTEM.

* WINDS: SOUTH 25 TO 35 MPH WITH GUSTS UP 45 MPH THROUGH THROUGH
  EVENING...DECREASING TO SOUTHWEST 15 TO 25 MPH AFTER MIDNIGHT.

  FOR GRANGEVILLE AND VICINITY...INCREASING SOUTH WINDS 15 TO 25 
  MPH LATE FRIDAY...BECOMING 25 TO 35 MPH WITH GUSTS UP TO 45 MPH
  FRIDAY NIGHT.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$
223 
WWUS75 KMSO 240550
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1050 PM MST WED NOV 23 2011

IDZ007-241400-
/O.EXP.KMSO.WI.Y.0026.000000T0000Z-111124T0600Z/
/O.CON.KMSO.WI.Y.0027.111125T0000Z-111125T1200Z/
OROFINO/GRANGEVILLE REGION-
950 PM PST WED NOV 23 2011

...WIND ADVISORY REMAINS IN EFFECT FROM 4 PM THURSDAY TO 4 AM PST
FRIDAY FOR GRANGEVILLE AND VICINITY...
...WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING...

THE WIND ADVISORY WILL EXPIRE AT 10 PM PST THIS EVENING. A WIND
ADVISORY FOR GRANGEVILLE AND VICINITY REMAINS IN EFFECT FROM 4 PM
THURSDAY TO 4 AM PST FRIDAY. 

* IMPACTS/TIMING: FOLLOWING A LULL IN STRONG WINDS TONIGHT THROUGH
  THURSDAY MIDDAY...SOUTH WINDS WILL INCREASE ONCE AGAIN BEGINNING
  THURSDAY AFTERNOON. SOUTH WINDS WILL PEAK THURSDAY NIGHT.

* WINDS: SOUTH WINDS 15 TO 25 MPH THURSDAY AFTERNOON... BECOMING
  25 TO 35 MPH WITH GUSTS UP TO 45 MPH THURSDAY NIGHT.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT WINDS OF 35 MPH ARE EXPECTED. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

The office that day

Everything else NWS Missoula, MT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 21, 2:42 AM PSTWinter Storm WarningMSOClearwater, Idaho7 hr
Nov 21, 9:27 AM PSTWinter Weather AdvisoryMSOClearwater, Idaho31 hr

Nearby

Wind Advisories in Idaho, 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.