Alert archive / Montana / High Wind Watches in 2012

High Wind Watch 1, NWS Missoula, MT

February 19, 20129 counties in Montana; Lemhi County, Idaho

NWS Missoula, MT issued this high wind watch at Feb 19, 2012, 3:03 PM MST for 9 counties in Montana; Lemhi County, Idaho. It took effect at Feb 22, 2012, 5:00 AM MST. It was in force for .

The area

The counties it named.

The facts

Issued
Feb 19, 2012, 3:03 PM MST (22:03 UTC)
In effect from
Feb 22, 2012, 5:00 AM MST
Expired
Feb 21, 2012, 9:02 PM MST
In force
Issued by
NWS Missoula, MT

Counties Lemhi County, ID, Deer Lodge County, MT, Flathead County, MT, Granite County, MT, Lake County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Silver Bow County, MT

The radar

The Missoula radar (KMSX), 43 km from the middle of the area, began a volume at 22:03 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, 10.1 hours before the alert went out and 231 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 2012-02-19Temperature 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 2012-02-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 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
687 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
123 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.

852 
WWUS75 KMSO 192203
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
303 PM MST SUN FEB 19 2012

...SIGNIFICANT WIND EVENT FOR NORTHERN ROCKIES ON WEDNESDAY...

IDZ009-010-MTZ003-005-007-201200-
/O.NEW.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-
BUTTE/BLACKFOOT REGION-
303 PM MST SUN FEB 19 2012

...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM WEDNESDAY MORNING THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON...FLATHEAD LAKE...FLATHEAD 
  VALLEY...MISSION VALLEY...POLSON...BITTERROOT VALLEY...
  MISSOULA... BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO 
  ELLISTON... MACDONALD PASS

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
6 follow-up statements
615 
WWUS75 KMSO 200950
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
250 AM MST MON FEB 20 2012

...SIGNIFICANT WIND EVENT FOR NORTHERN ROCKIES ON WEDNESDAY...

MTZ043-201800-
/O.EXA.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
POTOMAC/SEELEY LAKE REGION-
250 AM MST MON FEB 20 2012

...HIGH WIND WATCH IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY EVENING...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WATCH...WHICH IS IN EFFECT FROM LATE TUESDAY NIGHT THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER MIDNIGHT
  TUESDAY NIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS
  A SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...
  I-90 EAST MISSOULA TO BEARMOUTH

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

IDZ009-010-MTZ003-005-007-201800-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-
BUTTE/BLACKFOOT REGION-
250 AM MST MON FEB 20 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON...FLATHEAD LAKE...FLATHEAD 
  VALLEY...MISSION VALLEY...POLSON...BITTERROOT VALLEY...
  MISSOULA... BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO 
  ELLISTON... MACDONALD PASS

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
475 
WWUS75 KMSO 201736
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1036 AM MST MON FEB 20 2012

...SIGNIFICANT WIND EVENT FOR NORTHERN ROCKIES ON WEDNESDAY...

IDZ009-010-MTZ003-005-007-211100-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-
BUTTE/BLACKFOOT REGION-
1036 AM MST MON FEB 20 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON...FLATHEAD LAKE...FLATHEAD 
  VALLEY...MISSION VALLEY...POLSON...BITTERROOT VALLEY...
  MISSOULA... BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO 
  ELLISTON... MACDONALD PASS

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

MTZ043-211100-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
POTOMAC/SEELEY LAKE REGION-
1036 AM MST MON FEB 20 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TUESDAY NIGHT
THROUGH WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER 
  MIDNIGHT TUESDAY NIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. 
  THERE IS A SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH 
  PROFILE VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...I-90
  EAST MISSOULA TO BEARMOUTH

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
492 
WWUS75 KMSO 211047
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
347 AM MST TUE FEB 21 2012

...SIGNIFICANT WIND EVENT FOR NORTHERN ROCKIES ON WEDNESDAY...

IDZ007-008-212200-
/O.NEW.KMSO.WI.Y.0007.120222T0300Z-120222T1600Z/
OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION-
247 AM PST TUE FEB 21 2012

...WIND ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 8 AM PST
WEDNESDAY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD
AND RIGGINS...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD
AND RIGGINS...WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 8 AM
PST WEDNESDAY. 

* IMPACTS/TIMING: STRONG WINDS ALOFT COMBINED WITH AN INCREASING
  SOUTHERLY PRESSURE GRADIENT WILL RESULT IN STRONG SURFACE WINDS
  THIS EVENING...THEN CONTINUING INTO WEDNESDAY MORNING.  

* WINDS: SOUTH WINDS 15 TO 25 MPH LATE THIS AFTERNOON WILL
  INCREASE THIS EVENING 25 TO 35 MPH SUSTAINED WITH GUSTS UP TO
  50 MPH. WINDS WILL BE DECREASING LATER WEDNESDAY MORNING...BUT
  REMAIN GUSTY THROUGHOUT THE DAY.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS

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.

&&

$$

IDZ009-010-MTZ003-005-007-212200-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-
BUTTE/BLACKFOOT REGION-
347 AM MST TUE FEB 21 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON...FLATHEAD LAKE...FLATHEAD 
  VALLEY...MISSION VALLEY...POLSON...BITTERROOT VALLEY...
  MISSOULA... BUTTE...GEORGETOWN LAKE...HIGHWAY 12 GARRISON TO 
  ELLISTON... MACDONALD PASS

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$

MTZ043-212200-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
POTOMAC/SEELEY LAKE REGION-
347 AM MST TUE FEB 21 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER MIDNIGHT
  TONIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...
   HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO 
  BEARMOUTH

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
635 
WWUS75 KMSO 211728
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1028 AM MST TUE FEB 21 2012

MTZ005-220600-
/O.UPG.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
/O.NEW.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
MISSOULA/BITTERROOT VALLEYS-
1028 AM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST
WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT AND
  CONTINUE INTO WEDNESDAY. THERE IS A SIGNIFICANT RISK OF
  TREES...POWERLINES...AND HIGH PROFILE VEHICLES BEING BLOWN OVER.

* WINDS: SOUTHWEST BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60
  MPH.

* LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ007-220600-
/O.UPG.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
/O.NEW.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
BUTTE/BLACKFOOT REGION-
1028 AM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 5 PM MST
WEDNESDAY. THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT AND
  CONTINUE WEDNESDAY. THERE IS A SIGNIFICANT RISK OF
  TREES...POWERLINES...AND HIGH PROFILE VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 70 MPH.

* LOCATIONS IMPACTED INCLUDE...ANACONDA...DEER LODGE...BUTTE...GEORGETOWN
  LAKE...HIGHWAY 12 GARRISON TO ELLISTON...MACDONALD PASS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ043-220600-
/O.UPG.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
/O.NEW.KMSO.HW.W.0001.120222T1200Z-120223T0000Z/
POTOMAC/SEELEY LAKE REGION-
1028 AM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 5 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 5 AM TO 5 PM MST WEDNESDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER
  MIDNIGHT TONIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. THERE
  IS A SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO
  GREENOUGH...HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST
  MISSOULA TO BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ003-220600-
/O.UPG.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
/O.NEW.KMSO.HW.W.0001.120222T1200Z-120222T2000Z/
FLATHEAD/MISSION VALLEYS-
1028 AM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 5 AM TO 1 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 5 AM TO 1 PM MST WEDNESDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 35 MPH...GUSTING UP TO 50 MPH.

* LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY...
   MISSION VALLEY...POLSON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ001-220600-
/O.EXB.KMSO.WI.Y.0007.120222T1200Z-120222T2000Z/
KOOTENAI/CABINET REGION-
1028 AM MST TUE FEB 21 2012

...WIND ADVISORY IN EFFECT FROM 5 AM TO 1 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 1 PM MST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST TO WEST WINDS ARE EXPECTED
  WEDNESDAY AS A COLD FRONT MOVES SOUTHWARD ACROSS THE AREA.

* WINDS: SOUTHWEST WINDS WILL INCREASING TO 20 TO 30 MPH WITH
  GUSTS TO 45 MPH. WINDS SHOULD DECREASE LATER WEDNESDAY
  AFTERNOON...BUT REMAIN GUSTY INTO THE EVENING.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... 
  HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD...
  HIGHWAY 93 EUREKA TO WHITEFISH

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.

&&

$$

IDZ007-008-220600-
/O.CON.KMSO.WI.Y.0007.120222T0300Z-120222T1600Z/
OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION-
928 AM PST TUE FEB 21 2012

...WIND ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING TO 8 AM
PST WEDNESDAY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE
BIRD AND RIGGINS...

A WIND ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN
WHITE BIRD AND RIGGINS REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 8 AM PST WEDNESDAY. 

* IMPACTS/TIMING: STRONG WINDS ALOFT COMBINED WITH AN INCREASING 
  SOUTHERLY PRESSURE GRADIENT WILL RESULT IN STRONG SURFACE 
  WINDS THIS EVENING...THEN CONTINUING INTO WEDNESDAY MORNING. 

* WINDS: SOUTH 15 TO 25 MPH LATE THIS AFTERNOON WILL INCREASE THIS
  EVENING TO 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. WINDS WILL BE
  DECREASING LATER WEDNESDAY MORNING...BUT REMAIN GUSTY THROUGHOUT
  THE DAY.

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS

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.

&&

$$

IDZ009-010-220600-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
1028 AM MST TUE FEB 21 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28
  TENDOY TO LONE PINE...LEMHI PASS...SALMON

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
583 
WWUS75 KMSO 212121
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
221 PM MST TUE FEB 21 2012

MTZ005-221100-
/O.CON.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
MISSOULA/BITTERROOT VALLEYS-
221 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT 
  AND CONTINUE INTO WEDNESDAY. THERE IS A SIGNIFICANT RISK OF 
  TREES...POWERLINES...AND HIGH PROFILE VEHICLES BEING BLOWN 
  OVER. 

* WINDS: SOUTHWEST BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 
  MPH. 

* LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ007-221100-
/O.CON.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
BUTTE/BLACKFOOT REGION-
221 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT 
  AND CONTINUE WEDNESDAY. THERE IS A SIGNIFICANT RISK OF TREES...
   POWERLINES...AND HIGH PROFILE VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 70 MPH.

* LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 
  12 GARRISON TO ELLISTON...MACDONALD PASS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ043-221100-
/O.CON.KMSO.HW.W.0001.120222T1200Z-120223T0000Z/
POTOMAC/SEELEY LAKE REGION-
221 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM MST
WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER 
  MIDNIGHT TONIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. THERE 
  IS A SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...
   HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO 
  BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ003-221100-
/O.CON.KMSO.HW.W.0001.120222T1200Z-120222T2000Z/
FLATHEAD/MISSION VALLEYS-
221 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 35 MPH...GUSTING UP TO 50 MPH.

* LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY...
   MISSION VALLEY...POLSON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IDZ007-008-221100-
/O.EXT.KMSO.WI.Y.0007.120222T0000Z-120222T1600Z/
OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION-
121 PM PST TUE FEB 21 2012

...WIND ADVISORY NOW IN EFFECT UNTIL 8 AM PST WEDNESDAY FOR THE
CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD AND RIGGINS...

THE WIND ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN
WHITE BIRD AND RIGGINS IS NOW IN EFFECT UNTIL 8 AM PST WEDNESDAY.

* IMPACTS/TIMING: STRONG WINDS ALOFT COMBINED WITH AN INCREASING 
  SOUTHERLY PRESSURE GRADIENT WILL RESULT IN STRONG SURFACE 
  WINDS THIS EVENING...THEN CONTINUING INTO WEDNESDAY MORNING. 

* WINDS: SOUTH 15 TO 25 MPH LATE THIS AFTERNOON WILL INCREASE 
  THIS EVENING TO 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. WINDS 
  WILL BE DECREASING LATER WEDNESDAY MORNING...BUT REMAIN GUSTY 
  THROUGHOUT THE DAY. 

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS

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.

&&

$$

MTZ001-221100-
/O.CON.KMSO.WI.Y.0007.120222T1200Z-120222T2000Z/
KOOTENAI/CABINET REGION-
221 PM MST TUE FEB 21 2012

...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST TO WEST WINDS ARE EXPECTED 
  WEDNESDAY AS A COLD FRONT MOVES SOUTHWARD ACROSS THE AREA. 

* WINDS: SOUTHWEST WINDS WILL INCREASING TO 20 TO 30 MPH WITH 
  GUSTS TO 45 MPH. WINDS SHOULD DECREASE LATER WEDNESDAY 
  AFTERNOON...BUT REMAIN GUSTY INTO THE EVENING. 

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... 
  HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD...
  HIGHWAY 93 EUREKA TO WHITEFISH

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.

&&

$$

IDZ009-010-221100-
/O.CON.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
221 PM MST TUE FEB 21 2012

...HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING...

A HIGH WIND WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
WEDNESDAY EVENING. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 MPH.

* LOCATIONS IMPACTED INCLUDE...SHOUP...BANNOCK PASS...HIGHWAY 28 
  TENDOY TO LONE PINE...HIGHWAY 93 LOST TRAIL PASS TO 
  GIBBONSVILLE...LEMHI PASS...SALMON

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
50 MPH OR STRONGER MAY OCCUR. CONTINUE TO MONITOR THE LATEST
FORECASTS.

&&

$$
889 
WWUS75 KMSO 220402
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
902 PM MST TUE FEB 21 2012

MTZ005-221200-
/O.CON.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
MISSOULA/BITTERROOT VALLEYS-
902 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT 
  AND CONTINUE INTO WEDNESDAY. THERE IS A SIGNIFICANT RISK OF 
  TREES...POWERLINES...AND HIGH PROFILE VEHICLES BEING BLOWN 
  OVER. 

* WINDS: SOUTHWEST BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 60 
  MPH. 

* LOCATIONS IMPACTED INCLUDE...BITTERROOT VALLEY...MISSOULA

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ007-221200-
/O.CON.KMSO.HW.W.0001.120222T0700Z-120223T0000Z/
BUTTE/BLACKFOOT REGION-
902 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
5 PM MST WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST WINDS WILL DEVELOP TONIGHT 
  AND CONTINUE WEDNESDAY. THERE IS A SIGNIFICANT RISK OF TREES...
   POWER LINES...AND HIGH PROFILE VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 70 MPH.

* LOCATIONS IMPACTED INCLUDE...BUTTE...GEORGETOWN LAKE...HIGHWAY 
  12 GARRISON TO ELLISTON...MACDONALD PASS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ043-221200-
/O.CON.KMSO.HW.W.0001.120222T1200Z-120223T0000Z/
POTOMAC/SEELEY LAKE REGION-
902 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM MST
WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 5 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP AFTER 
  MIDNIGHT TONIGHT AND CONTINUE THROUGH WEDNESDAY EVENING. THERE 
  IS A SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 40 MPH...GUSTING UP TO 55 MPH.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 200 BONNER TO GREENOUGH...
   HIGHWAY 83 SEELEY LAKE TO CONDON...I-90 EAST MISSOULA TO 
  BEARMOUTH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

MTZ003-221200-
/O.CON.KMSO.HW.W.0001.120222T1200Z-120222T2000Z/
FLATHEAD/MISSION VALLEYS-
902 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY 
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A 
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE 
  VEHICLES BEING BLOWN OVER. 

* WINDS: BECOMING WEST 25 TO 35 MPH...GUSTING UP TO 50 MPH.

* LOCATIONS IMPACTED INCLUDE...FLATHEAD LAKE...FLATHEAD VALLEY...
   MISSION VALLEY...POLSON

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 50 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE.

&&

$$

IDZ009-010-221200-
/O.UPG.KMSO.HW.A.0001.120222T1200Z-120223T0600Z/
/O.EXB.KMSO.WI.Y.0007.120222T1200Z-120223T0600Z/
WESTERN LEMHI COUNTY-EASTERN LEMHI COUNTY-
902 PM MST TUE FEB 21 2012

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

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 5 AM TO 11 PM MST WEDNESDAY.
THE HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* IMPACTS/TIMING: GUSTY WESTERLY WINDS WILL DEVELOP WEDNESDAY
  MORNING AND CONTINUE THROUGH WEDNESDAY EVENING. THERE IS A
  SIGNIFICANT RISK OF TREES...POWERLINES...AND HIGH PROFILE
  VEHICLES BEING BLOWN OVER.

* WINDS: BECOMING WEST 25 TO 35 MPH...GUSTING UP TO 45 MPH.

* LOCATIONS IMPACTED INCLUDE...SALMON...BANNOCK PASS...HIGHWAY 93
  LOST TRAIL PASS TO GIBBONSVILLE...LEMHI PASS...SHOUP

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.

&&

$$

MTZ001-221200-
/O.CON.KMSO.WI.Y.0007.120222T1200Z-120222T2000Z/
KOOTENAI/CABINET REGION-
902 PM MST TUE FEB 21 2012

...WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY...

A WIND ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM MST
WEDNESDAY. 

* IMPACTS/TIMING: STRONG SOUTHWEST TO WEST WINDS ARE EXPECTED 
  WEDNESDAY AS A COLD FRONT MOVES SOUTHWARD ACROSS THE AREA. 

* WINDS: SOUTHWEST WINDS WILL INCREASING TO 20 TO 30 MPH WITH 
  GUSTS TO 45 MPH. WINDS SHOULD DECREASE LATER WEDNESDAY 
  AFTERNOON...BUT REMAIN GUSTY INTO THE EVENING. 

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO LIBBY... 
  HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 56 BULL LAKE ROAD...
  HIGHWAY 93 EUREKA TO WHITEFISH

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.

&&

$$

IDZ007-008-221200-
/O.CON.KMSO.WI.Y.0007.000000T0000Z-120222T1600Z/
OROFINO/GRANGEVILLE REGION-LOWER HELLS CANYON/SALMON RIVER REGION-
802 PM PST TUE FEB 21 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 AM PST WEDNESDAY FOR
THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN WHITE BIRD AND RIGGINS...

A WIND ADVISORY FOR THE CAMAS PRAIRIE AND HIGHWAY 95 BETWEEN
WHITE BIRD AND RIGGINS REMAINS IN EFFECT UNTIL 8 AM PST
WEDNESDAY. 

* IMPACTS/TIMING: STRONG WINDS ALOFT COMBINED WITH AN INCREASING 
  SOUTHERLY PRESSURE GRADIENT WILL RESULT IN STRONG SURFACE 
  WINDS THIS EVENING...THEN CONTINUING INTO WEDNESDAY MORNING. 

* WINDS: SOUTH 15 TO 25 MPH LATE THIS AFTERNOON WILL INCREASE 
  THIS EVENING TO 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. WINDS 
  WILL BE DECREASING LATER WEDNESDAY MORNING...BUT REMAIN GUSTY 
  THROUGHOUT THE DAY. 

* LOCATIONS IMPACTED INCLUDE...CAMAS PRAIRIE...GRANGEVILLE AND 
  VICINITY...HIGHWAY 95 SLATE CREEK TO RIGGINS

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.

&&

$$

What forecasters said that day

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

NWS Missoula, MT wrote its last area forecast discussion before this high wind watch went out at Feb 19, 2:51 PM MST, 12 minutes earlier.

Area forecast discussion, Feb 19, 2:51 PM MST, 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MISSOULA MT
251 PM MST SUN FEB 19 2012

...SIGNIFICANT WIND AND MOUNTAIN PASS SNOW ACROSS NORTHERN ROCKIES
TUESDAY THROUGH WEDNESDAY...

.DISCUSSION...

TONIGHT THROUGH MONDAY NIGHT...SNOW SHOWERS WILL DWINDLE OVER THE
NORTHERN ROCKIES THROUGH MONDAY MORNING...WITH LITTLE ADDITIONAL
SNOW ACCUMULATIONS FOR HIGH ELEVATIONS. A BRIEF PERIOD OF
RELATIVELY DRY CONDITIONS ARE ANTICIPATED MONDAY...WITH A
A SIGNIFICANT WINTER STORM TO AFFECT THE REGION BEGINNING
OVERNIGHT MONDAY.

TUESDAY THROUGH WEDNESDAY NIGHT...A POWERFUL WINTER STORM SYSTEM
IS EXPECTED TO MOVE OVER THE NORTHERN ROCKIES FROM THE
NORTHWEST...ACCOMPANIED BY A STRONG PACIFIC JET STREAM AND
ABUNDANT MOISTURE. MOUNTAIN SNOWFALL WILL BEGIN TO ACCUMULATE
TUESDAY THROUGH WEDNESDAY NIGHT. VALLEY LOCATIONS WILL SEE SOME
SNOW...HOWEVER SNOW LEVELS WILL RAPIDLY RISE DURING DAYTIME
TUESDAY...WITH CONTINUED SNOW ACCUMULATION OVER MOUNTAIN PASSES
AND HIGH ELEVATIONS THEREAFTER. MUCH OF THE STRONG FLOW ALOFT
WILL BE MIXED TO THE SURFACE...CREATING A VERY WINDY SCENARIO
THROUGHOUT MOST OF WESTERN MONTANA AND NORTH CENTRAL IDAHO. WIND WILL
GUST TO 60 MPH IN PLACES...CREATING BLOWING SNOW AT MOUNTAIN PASS
ELEVATIONS AND POSSIBLY DAMAGING INFRASTRUCTURE. TRAVELERS ARE
ADVISED THAT TRAVEL OVER MOUNTAIN PASSES WILL BE EXTREMELY
HAZARDOUS AT TIMES...WITH WHITE OUT CONDITIONS IN BLOWING SNOW.
WIND WILL ALSO POSE A THREAT AT LOWER ELEVATIONS...WITH THE
POSSIBILITY OF TREES AND POWER LINES BEING BLOWN DOWN...AS WELL AS
HIGH PROFILE VEHICLES BEING BLOWN OFF HIGHWAYS. DUE TO THE HIGH
HAZARD RISK DURING TUESDAY AND WEDNESDAY...WINTER WEATHER AND HIGH
WIND WATCHES ARE NOW IN EFFECT. BY WEDNESDAY EVENING...THE WINTER
STORM AND PACIFIC JET STREAM ARE ANTICIPATED TO MOVE EAST OF THE
CONTINENTAL DIVIDE. SNOW SHOWERS WILL SLOWLY DIMINISH OVER THE
HIGH ELEVATIONS.

THURSDAY THROUGH SATURDAY...MODELS ARE SHOWING AN UPPER LEVEL
NORTHWEST FLOW SETTING UP OVER WESTERN MONTANA AND NORTH CENTRAL
IDAHO ON THURSDAY. SO WILL HOLD ON TO SOME MAINLY MOUNTAIN
PRECIPITATION. FROM FRIDAY ON...THE MODELS ARE STARTING TO DIVERGE
IN THEIR SOLUTIONS. BUT THEY DO AGREE IN KEEPING A MOIST NORTHWEST
FLOW OVER THE REGION WITH AN UPPER LEVEL TROUGH MOVING IN FROM THE
PACIFIC ON SATURDAY. THIS WILL BRING IN SOME COOLER TEMPERATURES.

&&

.AVIATION...SCATTERED SNOW SHOWERS WILL CONTINUE ACROSS WESTERN
MONTANA AND NORTH CENTRAL IDAHO THIS AFTERNOON AND EARLY
EVENING...CREATING PERIODS OF LOWERED VISIBILITY AND CEILING AREA WIDE.
THESE SHOWERS ARE EXPECTED TO DECREASE OVERNIGHT TONIGHT HOWEVER
THIS WILL BRIEF AS CLOUDS AND PRECIPITATION WILL INCREASE OVER THE
AREA ONCE AGAIN BY MORNING. GENERALLY WIDESPREAD MOUNTAIN
OBSCURATIONS CAN BE ANTICIPATED. WEST WINDS THIS AFTERNOON WILL
GRADUALLY DECREASE THIS EVENING.

&&

.MSO WATCHES/WARNINGS/ADVISORIES...
MT...HIGH WIND WATCH FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
     EVENING BUTTE/BLACKFOOT REGION...FLATHEAD/MISSION VALLEYS...
     MISSOULA/BITTERROOT VALLEYS.

     WINTER STORM WATCH FROM LATE MONDAY NIGHT THROUGH WEDNESDAY
     EVENING FOR LOLO PASS.

     WINTER STORM WATCH FROM LATE MONDAY NIGHT THROUGH WEDNESDAY
     EVENING FOR I-90 LOOKOUT PASS TO HAUGAN.

ID...HIGH WIND WATCH FROM LATE TUESDAY NIGHT THROUGH WEDNESDAY
     EVENING EASTERN LEMHI COUNTY...WESTERN LEMHI COUNTY.

     WINTER STORM WATCH FROM LATE MONDAY NIGHT THROUGH WEDNESDAY
     EVENING FOR LOLO PASS.

&&

SHORT TERM...ZUMPFE/PALLISTER
LONG TERM....KOLATA
AVIATION...PALLISTER

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 19, 3:06 PM MSTWinter Storm WatchMSOFlathead, Granite, Lake, Mineral, Missoula, Ravalli and 1 more47 hr

Nearby

High Wind Watches in Montana, 2012High Wind Watches in Idaho, 2012Every high wind watch in 2012

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.