Alert archive / Montana / Wind Advisories in 2012

Wind Advisory 22, NWS Missoula, MT

September 5, 20126 counties in Montana

NWS Missoula, MT issued this wind advisory at Sep 5, 2012, 11:32 AM MDT for 6 counties in Montana. It took effect at Sep 5, 2012, 6:00 PM MDT. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Sep 5, 2012, 11:32 AM MDT (17:32 UTC)
In effect from
Sep 5, 2012, 6:00 PM MDT
Expired
Sep 6, 2012, 12:00 PM MDT
In force
18 hr
Issued by
NWS Missoula, MT

Counties Flathead County, MT, Lake County, MT, Lincoln County, MT, Missoula County, MT, Ravalli County, MT, Sanders County, MT

The radar

The Missoula radar (KMSX), 66 km from the middle of the area, began a volume at 17:31 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, 5.5 hours before the alert went out and 147 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 2012-09-05Temperature 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 2012-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 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
2287 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
-2 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.

301 
WWUS75 KMSO 051732
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1132 AM MDT WED SEP 5 2012


MTZ002-060315-
/O.NEW.KMSO.WI.Y.0022.120906T0000Z-120906T1800Z/
WEST GLACIER REGION-
1132 AM MDT WED SEP 5 2012

...WIND ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON MDT
THURSDAY. 


* TIMING/IMPACTS: WIND WILL BEGIN THIS EVENING AND CONTINUE
  THROUGH THURSDAY MORNING. STRONGER GUSTS WILL BE EXPERIENCED
  OVER LOGAN PASS...BAD ROCK CANYON AND COLUMBIA FALLS. WATER
  CRAFT STORED ON SOUTHWEST SHORES WILL BE IMPACTED BY STRONG
  WINDS AND HIGH WAVES.

* WINDS: 20 TO 30 MPH WITH GUSTS OVER 40 MPH AT TIMES OVERNIGHT.
  LOGAN PASS AND BAD ROCK CANYON COULD SEE GUSTS APPROACHING 50
  MPH RIGHT ALONG AND BEHIND THE FRONT. 


* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE...LOGAN PASS

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.

&&

$$

MTZ001-003-060315-
/O.NEW.KMSO.WI.Y.0022.120906T0300Z-120906T1800Z/
KOOTENAI/CABINET REGION-FLATHEAD/MISSION VALLEYS-
1132 AM MDT WED SEP 5 2012

...WIND ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM 9 PM THIS EVENING TO NOON MDT
THURSDAY. 

* TIMING/IMPACTS: WIND WILL INCREASE LATE THIS EVENING AND BECOME
  GUSTY OVERNIGHT THROUGH THURSDAY MORNING.
  EUREKA...KALISPELL...FLATHEAD LAKE AND LAKE KOOCANUSA ARE
  EXPECTED TO SEE THE STRONGEST WINDS. 

* WINDS: NORTH AND NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS OVER
  40 MPH AT TIMES OVERNIGHT.

* FLATHEAD LAKE AND LAKE KOOCANUSA: NORTH WINDS WILL CREATE CHOPPY
  CONDITIONS OVERNIGHT AND THROUGH THURSDAY MORNING ESPECIALLY ON
  THE SOUTH AND SOUTHWEST SHORES OF THE LAKES. WATER CRAFT STORED
  ON SOUTH/SOUTHWEST SHORES WILL BE IMPACTED BY STRONG WINDS AND HIGH
  WAVES.

* LOCATIONS IMPACTED INCLUDE...HIGHWAY 2 KALISPELL TO MARION...
  HIGHWAY 37 EUREKA TO LIBBY...HIGHWAY 93 EUREKA TO
  WHITEFISH...FLATHEAD LAKE...FLATHEAD VALLEY... MISSION
  VALLEY...POLSON

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.

&&

$$

MTZ005-060315-
/O.NEW.KMSO.WI.Y.0022.120906T0600Z-120906T1800Z/
MISSOULA/BITTERROOT VALLEYS-
1132 AM MDT WED SEP 5 2012

...WIND ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT
THURSDAY...

THE NATIONAL WEATHER SERVICE IN MISSOULA HAS ISSUED A WIND
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO NOON MDT
THURSDAY. 

* IMPACTS/TIMING: WIND WILL INCREASE AFTER MIDNIGHT AND CONTINUE
  THROUGH THURSDAY MORNING ESPECIALLY IN MISSOULA AND HELLGATE CANYON.

* WINDS: NORTH TO EAST WIND 20 TO 30 MPH WITH GUSTS TO 40 MPH
  DURING THE EARLY MORNING. HIGHER GUSTS TO 45 MPH POSSIBLE
  THROUGH HELLGATE CANYON INTO DOWNTOWN MISSOULA.


* LOCATIONS IMPACTED INCLUDE...MISSOULA VALLEY...HELLGATE CANYON...NORTHERN
  BITTERROOT VALLEY

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.

&&

$$
3 follow-up statements
448 
WWUS75 KMSO 060254
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
854 PM MDT WED SEP 5 2012

MTZ005-061200-
/O.EXT.KMSO.WI.Y.0022.120906T0800Z-120906T1800Z/
MISSOULA/BITTERROOT VALLEYS-
854 PM MDT WED SEP 5 2012

...WIND ADVISORY NOW IN EFFECT FROM 2 AM TO NOON MDT THURSDAY...

THE WIND ADVISORY IS NOW IN EFFECT FROM 2 AM TO NOON MDT
THURSDAY. 

* IMPACTS/TIMING: WIND WILL INCREASE AFTER MIDNIGHT AND CONTINUE 
  THROUGH THURSDAY MORNING ESPECIALLY IN MISSOULA AND HELLGATE 
  CANYON. 

* WINDS: NORTH TO EAST WIND 20 TO 30 MPH WITH GUSTS TO 40 MPH 
  DURING THE EARLY MORNING. HIGHER GUSTS TO 45 MPH POSSIBLE 
  THROUGH HELLGATE CANYON INTO DOWNTOWN MISSOULA. 

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

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.

&&

$$

MTZ002-061200-
/O.CON.KMSO.WI.Y.0022.000000T0000Z-120906T1800Z/
WEST GLACIER REGION-
854 PM MDT WED SEP 5 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT THURSDAY. 

* TIMING/IMPACTS: WIND WILL BEGIN THIS EVENING AND CONTINUE 
  THROUGH THURSDAY MORNING. STRONGER GUSTS WILL BE EXPERIENCED 
  OVER LOGAN PASS...BAD ROCK CANYON AND COLUMBIA FALLS. WATER 
  CRAFT STORED ON SOUTHWEST SHORES WILL BE IMPACTED BY STRONG 
  WINDS AND HIGH WAVES. 

* WINDS: 20 TO 30 MPH WITH GUSTS OVER 40 MPH AT TIMES OVERNIGHT. 
  LOGAN PASS AND BAD ROCK CANYON COULD SEE GUSTS APPROACHING 50 
  MPH RIGHT ALONG AND BEHIND THE FRONT. 

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE

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.

&&

$$

MTZ001-003-061200-
/O.CON.KMSO.WI.Y.0022.120906T0300Z-120906T1800Z/
KOOTENAI/CABINET REGION-FLATHEAD/MISSION VALLEYS-
854 PM MDT WED SEP 5 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT THURSDAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT THURSDAY. 

* TIMING/IMPACTS: WIND WILL INCREASE LATE THIS EVENING AND 
  BECOME GUSTY OVERNIGHT THROUGH THURSDAY MORNING. EUREKA... 
  KALISPELL...FLATHEAD LAKE AND LAKE KOOCANUSA ARE EXPECTED TO 
  SEE THE STRONGEST WINDS. 

* WINDS: NORTH AND NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS OVER 
  40 MPH AT TIMES OVERNIGHT. 

* FLATHEAD LAKE AND LAKE KOOCANUSA: NORTH WINDS WILL CREATE 
  CHOPPY CONDITIONS OVERNIGHT AND THROUGH THURSDAY MORNING 
  ESPECIALLY ON THE SOUTH AND SOUTHWEST SHORES OF THE LAKES. 
  WATER CRAFT STORED ON SOUTH/SOUTHWEST SHORES WILL BE IMPACTED 
  BY STRONG WINDS AND HIGH WAVES. 

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

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.

&&

$$
198 
WWUS75 KMSO 061152
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
552 AM MDT THU SEP 6 2012

MTZ002-061800-
/O.CON.KMSO.WI.Y.0022.000000T0000Z-120906T1800Z/
WEST GLACIER REGION-
552 AM MDT THU SEP 6 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. 

* TIMING/IMPACTS: WIND WILL CONTINUE THROUGH THIS MORNING.
  STRONGER GUSTS WILL BE EXPERIENCED OVER LOGAN PASS...BAD ROCK
  CANYON AND COLUMBIA FALLS. WATER CRAFT STORED ON SOUTHWEST
  SHORES WILL BE IMPACTED BY STRONG WINDS AND HIGH WAVES.

* WINDS: 20 TO 30 MPH WITH GUSTS OVER 40 MPH AT TIMES. LOGAN PASS
  AND BAD ROCK CANYON COULD SEE GUSTS APPROACHING 50 MPH AT TIMES.

* LOCATIONS IMPACTED INCLUDE...BAD ROCK CANYON...ESSEX...HIGHWAY 
  83 BIGFORK TO SWAN LAKE...MARIAS PASS...POLEBRIDGE

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.

&&

$$

MTZ001-003-061800-
/O.CON.KMSO.WI.Y.0022.000000T0000Z-120906T1800Z/
KOOTENAI/CABINET REGION-FLATHEAD/MISSION VALLEYS-
552 AM MDT THU SEP 6 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. 

* TIMING/IMPACTS: WIND WILL REMAIN GUSTY THROUGH THIS MORNING.
  EUREKA... KALISPELL...FLATHEAD LAKE AND LAKE KOOCANUSA ARE
  EXPECTED TO SEE THE STRONGEST WINDS.

* WINDS: NORTH AND NORTHEAST WINDS 20 TO 30 MPH WITH GUSTS OVER 40
  MPH AT TIMES.

* FLATHEAD LAKE AND LAKE KOOCANUSA: NORTH WINDS WILL CREATE CHOPPY
  CONDITIONS THROUGH THIS MORNING ESPECIALLY ON THE SOUTH AND
  SOUTHWEST SHORES OF THE LAKES. WATER CRAFT STORED ON
  SOUTH/SOUTHWEST SHORES WILL BE IMPACTED BY STRONG WINDS AND HIGH
  WAVES.

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

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.

&&

$$

MTZ005-061800-
/O.CON.KMSO.WI.Y.0022.000000T0000Z-120906T1800Z/
MISSOULA/BITTERROOT VALLEYS-
552 AM MDT THU SEP 6 2012

...WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY...

A WIND ADVISORY REMAINS IN EFFECT UNTIL NOON MDT TODAY. 

* IMPACTS/TIMING: GUSTY WINDS WILL CONTINUE THROUGH THIS MORNING
  ESPECIALLY IN MISSOULA AND HELLGATE CANYON.

* WINDS: NORTH TO EAST WIND 20 TO 30 MPH WITH GUSTS TO 40 MPH
  EARLY THIS MORNING. HIGHER GUSTS TO 45 MPH POSSIBLE THROUGH
  HELLGATE CANYON INTO DOWNTOWN MISSOULA.

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

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.

&&

$$
160 
WWUS75 KMSO 061733
NPWMSO

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MISSOULA MT
1133 AM MDT THU SEP 6 2012

MTZ001>003-005-061845-
/O.EXP.KMSO.WI.Y.0022.000000T0000Z-120906T1800Z/
KOOTENAI/CABINET REGION-WEST GLACIER REGION-
FLATHEAD/MISSION VALLEYS-MISSOULA/BITTERROOT VALLEYS-
1133 AM MDT THU SEP 6 2012

...WIND ADVISORY WILL EXPIRE AT NOON MDT TODAY...

THE WIND ADVISORY WILL EXPIRE AT NOON MDT TODAY. 



$$

Nearby

Wind Advisories in Montana, 2012Every wind advisory 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.