Alert archive / Montana / High Wind Warnings in 2012

High Wind Warning 5, NWS Billings, MT

February 20, 201213 counties in Montana

NWS Billings, MT issued this high wind warning at Feb 20, 2012, 9:04 PM MST for 13 counties in Montana. It took effect at Feb 21, 2012, 9:00 AM MST. It was in force for 36 hr. 15 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Feb 20, 2012, 9:04 PM MST (04:04 UTC)
In effect from
Feb 21, 2012, 9:00 AM MST
Expired
Feb 22, 2012, 8:33 PM MST
In force
36 hr
Issued by
NWS Billings, MT

Counties Big Horn County, MT, Carbon County, MT, Carter County, MT, Custer County, MT, Golden Valley County, MT, Musselshell County, MT, Park County, MT, Powder River County, MT, Rosebud County, MT, Stillwater County, MT, Sweet Grass County, MT, Treasure County, MT, Wheatland County, MT

The radar

The Billings radar (KBLX), 50 km from the middle of the area, began a volume at 04:03 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.

What was reported inside it

TimeReportWhereRemark
Feb 21, 4:16 PM MSTNON-TSTM WND GST 595 Nnw Columbus, MT
Feb 22, 11:20 AM MSTNON-TSTM WND GST 58Big Timber, MTBIG TIMBER AIRPORT AWOS
Feb 22, 12:00 PM MSTNON-TSTM WND GST 60Joliet, MTTREE AND BRANCHES DOWN
Feb 22, 1:55 PM MSTNON-TSTM WND GST 63Roundup, MTROUNDUP AIRPORT AWOS
Feb 22, 2:13 PM MSTNON-TSTM WND GST 60Judith Gap, MTJUDITH GAP US-191 MP 18.6
Feb 22, 2:30 PM MSTNON-TSTM WND GST 7612 S Roundup, MT
Feb 22, 2:52 PM MSTNON-TSTM WND GST 59Harlowton, MTKILO RAWS
Feb 22, 2:55 PM MSTNON-TSTM WND GST 725 S Columbus, MT
Feb 22, 3:34 PM MSTNON-TSTM WND GST 585 W Park City, MT
Feb 22, 3:39 PM MSTNON-TSTM WND GST 63Roundup, MTHORSE THIEF RAWS
Feb 22, 3:40 PM MSTNON-TSTM WND GST 602 Wnw Reed Point, MTREED POINT DOT
Feb 22, 3:52 PM MSTNON-TSTM WND GST 72Harlowton, MTKILO RAWS
Feb 22, 4:00 PM MSTNON-TSTM WND GST 679 E Lodge Grass, MTWOLF MOUNTAIN RAWS
Feb 22, 4:22 PM MSTNON-TSTM WND GST 624 W Fishtail, MTFISHTAIL RAWS
Feb 22, 5:12 PM MSTNON-TSTM WND GST 60Molt, MT

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Great_falls, MT (KTFX), launched 00:00Z, 4.1 hours before the alert went out and 266 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, Great_falls, MT at 00:00Z on 2012-02-21Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Great_falls, MT at 00:00Z on 2012-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1100 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
167 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.

141 
WWUS75 KBYZ 210404
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
904 PM MST MON FEB 20 2012

...STRONG JET STREAM TO BRING HIGH WINDS THROUGH MID WEEK...

.MILD NORTHWEST FLOW ALOFT IS GOING TO ESTABLISH A PATTERN WHICH
IS FAVORABLE FOR STRONG WINDS FOR THE LIVINGSTON...NYE AND BIG
TIMBER AREAS BY EARLY TUESDAY. A POTENT WEATHER DISTURBANCE WILL
MOVE ACROSS THE AREA ON WEDNESDAY SPREADING VERY STRONG WINDS
ACROSS MOST OF THE REGION.

MTZ041-065-066-220415-
/O.UPG.KBYZ.HW.A.0003.120221T1300Z-120223T0000Z/
/O.NEW.KBYZ.HW.W.0005.120221T1600Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
904 PM MST MON FEB 20 2012

...HIGH WIND WARNING IN EFFECT FROM 9 AM TUESDAY TO 6 PM MST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 9 AM TUESDAY TO 6 PM MST
WEDNESDAY. 

* TIMING...EXPECT WINDS TO INCREASE OVERNIGHT WITH GUSTS
  APPROACHING 60 MPH BY TUESDAY MORNING. WINDS WILL INCREASE
  TUESDAY AND BECOME EVEN STRONGER ON TUESDAY NIGHT AND WEDNESDAY.

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. 

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT ON TUESDAY AND 
  LIKELY IMPOSSIBLE BY WEDNESDAY FOR HIGH PROFILE VEHICLES ALONG 
  INTERSTATE 90...HIGHWAY 191 AND HIGHWAY 89. 

* WINDS...SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS TO 60 MPH ON
  TUESDAY...INCREASING TO 40 TO 60 MPH WITH GUSTS OF 70 TO 80 MPH
  TUESDAY NIGHT AND WEDNESDAY. GUSTS COULD APPROACH 90 MPH
  WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-220415-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
904 PM MST MON FEB 20 2012

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

* TIMING...EXPECT WINDS TO INCREASE EARLY WEDNESDAY MORNING... 
  BECOMING VERY STRONG DURING THE DAY. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>031-220415-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH
904 PM MST MON FEB 20 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-220415-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
904 PM MST MON FEB 20 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036-038-057-058-WYZ099-220415-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
POWDER RIVER-SOUTHERN BIG HORN-NORTHERN BIG HORN-SOUTHERN ROSEBUD-
SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...PRYOR...LODGE GRASS...
HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
904 PM MST MON FEB 20 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING
  HOURS.

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 75 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
9 follow-up statements
816 
WWUS75 KBYZ 211112
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
412 AM MST TUE FEB 21 2012

...STRONG JET STREAM TO BRING HIGH WINDS THROUGH MID WEEK...

.MILD NORTHWEST FLOW ALOFT IS GOING TO ESTABLISH A PATTERN WHICH
IS FAVORABLE FOR STRONG WINDS FOR THE LIVINGSTON...NYE AND BIG
TIMBER AREAS. A POTENT WEATHER DISTURBANCE WILL MOVE ACROSS THE
AREA ON WEDNESDAY SPREADING VERY STRONG WINDS ACROSS MOST OF THE
REGION.

MTZ041-065-066-220000-
/O.CON.KBYZ.HW.W.0005.120221T1600Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
412 AM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING TO
6 PM MST WEDNESDAY...

* TIMING...EXPECT WINDS TO INCREASE THIS MORNING WITH GUSTS
  APPROACHING 60 MPH. WINDS WILL BECOME EVEN STRONGER TUESDAY
  NIGHT AND EARLY WEDNESDAY.

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. 

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT ON TUESDAY AND 
  LIKELY IMPOSSIBLE BY WEDNESDAY FOR HIGH PROFILE VEHICLES ALONG 
  INTERSTATE 90...HIGHWAY 191 AND HIGHWAY 89. 

* WINDS...SUSTAINED WINDS OF 30 TO 40 MPH WITH GUSTS TO 60 MPH 
  ON TUESDAY...INCREASING TO 40 TO 60 MPH WITH GUSTS OF 70 TO 80 
  MPH TUESDAY NIGHT AND WEDNESDAY. GUSTS COULD APPROACH 90 MPH 
  WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ032-037-220000-
/O.EXA.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
CUSTER-CARTER-
INCLUDING THE CITIES OF...MILES CITY...EKALAKA
412 AM MST TUE FEB 21 2012

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

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH
  POSSIBLE DURING THE DAY ON WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-220000-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
412 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT WINDS TO INCREASE EARLY WEDNESDAY MORNING... 
  BECOMING VERY STRONG DURING THE DAY. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>031-220000-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH
412 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-220000-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
412 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036-038-057-058-WYZ099-220000-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
POWDER RIVER-SOUTHERN BIG HORN-NORTHERN BIG HORN-SOUTHERN ROSEBUD-
SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...PRYOR...LODGE GRASS...
HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
412 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 75 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
698 
WWUS75 KBYZ 211645
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
945 AM MST TUE FEB 21 2012


MTZ041-065-066-221645-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
945 AM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST WEDNESDAY...

* TIMING...WINDS WILL INCREASE THROUGH THE DAY WITH GUSTS
  APPROACHING 60 MPH BY LATER THIS AFTERNOON. WINDS WILL BECOME
  EVEN STRONGER OVERNIGHT AND WEDNESDAY.

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. 

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT TONIGHT AND LIKELY
  IMPOSSIBLE BY WEDNESDAY FOR HIGH PROFILE VEHICLES ALONG
  INTERSTATE 90...HIGHWAY 191 AND HIGHWAY 89.

* WINDS...INCREASING TO 40 TO 60 MPH WITH GUSTS OF 70 TO 80 MPH
  OVERNIGHT. GUSTS COULD APPROACH 90 MPH WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-221645-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
945 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT WINDS TO INCREASE EARLY WEDNESDAY MORNING... 
  BECOMING VERY STRONG DURING THE DAY. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>031-221645-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH
945 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-221645-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
945 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036-038-057-058-WYZ099-221645-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
POWDER RIVER-SOUTHERN BIG HORN-NORTHERN BIG HORN-SOUTHERN ROSEBUD-
SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...PRYOR...LODGE GRASS...
HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
945 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 75 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ032-037-221645-
/O.CON.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
CUSTER-CARTER-
INCLUDING THE CITIES OF...MILES CITY...EKALAKA
945 AM MST TUE FEB 21 2012

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

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
446 
WWUS75 KBYZ 212225
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
325 PM MST TUE FEB 21 2012

MTZ028-034-039-040-042-056-063-064-222230-
/O.UPG.KBYZ.HW.A.0003.120222T1300Z-120223T0300Z/
/O.EXB.KBYZ.HW.W.0005.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
325 PM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 8 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 8 PM MST WEDNESDAY. 

* TIMING...EXPECT WINDS TO INCREASE EARLY WEDNESDAY MORNING...
  BECOMING VERY STRONG DURING THE DAY. WINDS WILL DECREASE BY
  EARLY EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-222230-
/O.UPG.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
/O.EXB.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
325 PM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY.

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING
  VERY STRONG DURING THE DAY BEFORE DECREASING IN THE EVENING.

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-222230-
/O.UPG.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
/O.EXB.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
325 PM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY.

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS.
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY.
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME DIFFICULT.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-222230-
/O.UPG.KBYZ.HW.A.0003.120222T1300Z-120223T0600Z/
/O.EXB.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
325 PM MST TUE FEB 21 2012

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 11 PM MST WEDNESDAY.

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING 
  VERY STRONG DURING THE DAY AND PERSISTING INTO THE EVENING 
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 75 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ041-065-066-222230-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
325 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST WEDNESDAY...

* TIMING...WINDS WILL INCREASE THIS EVENING WITH GUSTS APPROACHING
  70 MPH AFTER MIDNIGHT. WINDS WILL BECOME EVEN STRONGER
  OVERNIGHT AND WEDNESDAY.

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. 

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT TONIGHT AND 
  LIKELY IMPOSSIBLE BY WEDNESDAY FOR HIGH PROFILE VEHICLES ALONG 
  INTERSTATE 90...HIGHWAY 191 AND HIGHWAY 89. 

* WINDS...INCREASING TO 40 TO 60 MPH WITH GUSTS OF 70 TO 80 MPH 
  OVERNIGHT. GUSTS COULD APPROACH 90 MPH WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
377 
WWUS75 KBYZ 220436
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
936 PM MST TUE FEB 21 2012

MTZ041-065-066-230100-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
936 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST WEDNESDAY...

* TIMING...WINDS WILL INCREASE LATE THIS EVENING WITH GUSTS 
  APPROACHING 70 MPH AFTER MIDNIGHT. WINDS WILL BECOME EVEN 
  STRONGER OVERNIGHT AND WEDNESDAY. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. 

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT LATE TONIGHT AND
  LIKELY IMPOSSIBLE ON WEDNESDAY FOR HIGH PROFILE VEHICLES ALONG
  INTERSTATE 90...HIGHWAY 191 AND HIGHWAY 89.

* WINDS... WINDS WILL INCREASE TO 40 TO 60 MPH WITH GUSTS OF 70 TO
  80 MPH OVERNIGHT. GUSTS COULD APPROACH 90 MPH WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-230300-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
936 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 8 PM MST
WEDNESDAY...

* TIMING...EXPECT WINDS TO INCREASE EARLY WEDNESDAY MORNING... 
  BECOMING VERY STRONG DURING THE DAY. WINDS WILL DECREASE BY 
  EARLY EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS 
  FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH DURING
  THE DAY ON WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-230445-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
936 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 11 PM MST
WEDNESDAY...

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING
  VERY STRONG DURING THE AFTERNOON BEFORE DECREASING IN THE EVENING.

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS 
  FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-230445-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
936 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 11 PM MST
WEDNESDAY...

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING. THESE WINDS
  WILL BECOME VERY STRONG DURING THE DAY AND PERSISTING INTO THE
  EVENING HOURS.

* IMPACTS...DURING THE STRONGEST WINDS PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY. 
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME DIFFICULT. 

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-230445-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
936 PM MST TUE FEB 21 2012

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 11 PM MST
WEDNESDAY...

* TIMING...EXPECT INCREASING WINDS WEDNESDAY MORNING...BECOMING
  VERY STRONG DURING THE AFTERNOON AND PERSISTING INTO THE EVENING
  HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS ON WEDNESDAY PROPERTY 
  DAMAGE MAY OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION 
  PROJECTS. POWER LINES COULD BECOME LOOSE AND CAUSE FAST MOVING 
  GRASS FIRES. TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME 
  IMPOSSIBLE. 

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 75 MPH 
  POSSIBLE DURING THE DAY ON WEDNESDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
308 
WWUS75 KBYZ 221106
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
406 AM MST WED FEB 22 2012

MTZ041-065-066-230000-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
406 AM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS
EVENING...

* TIMING...WINDS WILL INCREASE THIS MORNING WITH GUSTS APPROACHING
  80 MPH. WINDS WILL STAY STRONG INTO EARLY AFTERNOON...THEN
  DECREASE LATE THIS AFTERNOON.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.

* ROUTES IMPACTED...TRAVEL WILL BECOME DIFFICULT TO LIKELY
  IMPOSSIBLE TODAY FOR HIGH PROFILE VEHICLES ALONG INTERSTATE
  90...HIGHWAY 191 AND HIGHWAY 89.

* WINDS... WINDS WILL INCREASE TO 40 TO 60 MPH WITH GUSTS OF 70
  TO 80 MPH THIS MORNING. THESE STRONG WINDS WILL CONTINUE INTO
  EARLY AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-230000-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
406 AM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* TIMING...EXPECT WINDS TO INCREASE THIS MORNING...BECOMING VERY
  STRONG WITH GUSTS AROUND 70 MPH BY LATE MORNING INTO EARLY
  AFTERNOON. WINDS WILL DECREASE BY EARLY EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-230000-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
406 AM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...EXPECT INCREASING WINDS THIS MORNING...BECOMING VERY
  STRONG WITH GUSTS AROUND 65 MPH BY LATE MORNING INTO EARLY
  AFTERNOON. THE WINDS WILL DECREASE THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 65 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-230000-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
406 AM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...EXPECT INCREASING WINDS THIS MORNING...BECOMING VERY
  STRONG WITH GUSTS AROUND 65 MPH BY LATE MORNING INTO EARLY
  AFTERNOON. THE WINDS WILL DECREASE THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS.
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY.
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME VERY DIFFICULT TO
  NEARLY IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 50 MPH WITH GUSTS AROUND 65 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-230000-
/O.CON.KBYZ.HW.W.0005.120222T1300Z-120223T0600Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
406 AM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...EXPECT INCREASING WINDS THIS MORNING...BECOMING VERY
  STRONG WITH GUSTS AROUND 70 MPH BY LATE MORNING INTO EARLY
  AFTERNOON. THE WINDS WILL DECREASE THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. POWER
  LINES COULD BECOME LOOSE AND CAUSE FAST MOVING GRASS FIRES.
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 70 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
353 
WWUS75 KBYZ 222028
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
128 PM MST WED FEB 22 2012

MTZ041-065-066-230100-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0100Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
128 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MST THIS
EVENING...

* REPORTS...WINDS HAVE GUSTED TO NEAR 70 MPH AT LIVINGSTON THIS
  AFTERNOON AND 60 MPH AT BIG TIMBER. 

* WINDS... WINDS WILL CONTINUE AROUND 35 TO 50 MPH WITH GUSTS TO 75
  MPH INTO THE EARLY EVENING HOURS.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
 
* ROUTES IMPACTED...TRAVEL WILL BE DIFFICULT TO LIKELY IMPOSSIBLE
  TODAY FOR HIGH PROFILE VEHICLES ALONG INTERSTATE 90...HIGHWAY
  191 AND HIGHWAY 89.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-230300-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0300Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
128 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

* TIMING...SHOWERS MOVING THROUGH THE AREA THIS AFTERNOON ARE
  CAPABLE OF PRODUCING WIND GUSTS TO 65 MPH. WINDS WILL CONTINUE
  INTO THE EVENING HOURS BEFORE DECREASING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. TRAVEL
  FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-230600-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0600Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
128 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...SHOWERS MOVING THROUGH THE AREA THIS AFTERNOON ARE
  CAPABLE OF PRODUCING WIND GUSTS TO 65 MPH. EXPECT THESE WINDS TO
  BECOME MORE PERSISTENT LATE THIS AFTERNOON AND EARLY THIS
  EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. TRAVEL
  FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-230600-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0600Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
128 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* REPORTS...60 TO 65 MPH WINDS HAVE OCCURRED IN BILLINGS AFTERNOON
  WITH THE STRONGER SHOWERS. 

* TIMING...CONTINUED SHOWER ACTIVITY FOR THE REMAINDER OF THE DAY
  WILL BRING WIND GUSTS OF 65 MPH. EXPECT THESE WINDS TO BECOME
  MORE PERSISTENT LATE THIS AFTERNOON BEFORE DECREASING THIS
  EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS.
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY.
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME VERY DIFFICULT TO
  NEARLY IMPOSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-230600-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0600Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
128 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...

* TIMING...WIND GUSTS AROUND 65 MPH ARE POSSIBLE FROM SHOWERS THIS
  AFTERNOON. WINDS WILL BECOME MORE PERSISTENT BY EARLY EVENING
  BEFORE DECREASING AROUND MIDNIGHT. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. TRAVEL
  FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE.

* WINDS...EXPECT WINDS OF 40 TO 55 MPH WITH GUSTS AROUND 70 MPH
  ESPECIALLY LATE THIS AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
051 
WWUS75 KBYZ 222309
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
409 PM MST WED FEB 22 2012

MTZ041-065-066-230700-
/O.EXT.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
409 PM MST WED FEB 22 2012

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* REPORTS...WINDS HAVE GUSTED TO NEAR 70 MPH AT LIVINGSTON THIS 
  AFTERNOON AND 60 MPH AT BIG TIMBER. 

* WINDS... WINDS WILL CONTINUE AROUND 35 TO 50 MPH WITH GUSTS TO 
  75 MPH INTO THE EARLY EVENING HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 

* ROUTES IMPACTED...TRAVEL WILL BE DIFFICULT TO LIKELY 
  IMPOSSIBLE TODAY FOR HIGH PROFILE VEHICLES ALONG INTERSTATE 
  90...HIGHWAY 191 AND HIGHWAY 89. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-230700-
/O.EXT.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
409 PM MST WED FEB 22 2012

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* REPORTS...WINDS HAVE GUSTED OVER 70 MPH AT HARLOWTON...NEAR 60
  MPH AT COLUMBUS AND JUDITH GAP THIS AFTERNOON.

* TIMING...WINDS GUSTS WILL CONTINUE TO REACH 60 TO 70 MPH UNTIL
  LATE THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-230700-
/O.EXT.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
409 PM MST WED FEB 22 2012

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* REPORTS...ROUNDUP HAS REPORTED WINDS NEAR 65 MPH THIS AFTERNOON 

* TIMING...WIND GUSTS WILL CONTINUE TO REACH 60 TO 70 MPH THROUGH LATE
  THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-230700-
/O.EXT.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
409 PM MST WED FEB 22 2012

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* REPORTS...60 TO 65 MPH WINDS HAVE OCCURRED IN BILLINGS AFTERNOON.

* TIMING...WIND GUSTS OF 60 TO 70 MPH ARE POSSIBLE UNTIL LATE THIS
  EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY. 
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME VERY DIFFICULT TO 
  NEARLY IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-230700-
/O.EXT.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
409 PM MST WED FEB 22 2012

...HIGH WIND WARNING NOW IN EFFECT UNTIL MIDNIGHT MST TONIGHT...

* TIMING...WIND GUSTS OF 60 TO 70 MPH WILL BE POSSIBLE THROUGH
  THIS EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
643 
WWUS75 KBYZ 222354
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
454 PM MST WED FEB 22 2012

MTZ041-065-066-230700-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
NORTHERN SWEET GRASS-LIVINGSTON AREA-BEARTOOTH FOOTHILLS-
INCLUDING THE CITIES OF...BIG TIMBER...LIVINGSTON...FISHTAIL...
MCLEOD
454 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* REPORTS...WINDS HAVE GUSTED TO NEAR 70 MPH AT LIVINGSTON THIS 
  AFTERNOON AND 60 MPH AT BIG TIMBER. 

* WINDS... WINDS WILL CONTINUE AROUND 35 TO 50 MPH WITH GUSTS TO 
  75 MPH INTO THE EARLY EVENING HOURS. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 

* ROUTES IMPACTED...TRAVEL WILL BE DIFFICULT TO LIKELY 
  IMPOSSIBLE TODAY FOR HIGH PROFILE VEHICLES ALONG INTERSTATE 
  90...HIGHWAY 191 AND HIGHWAY 89. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ028-034-039-040-042-056-063-064-230700-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
SOUTHERN WHEATLAND-NORTHERN STILLWATER-EASTERN CARBON-
NORTHERN PARK-GOLDEN VALLEY-RED LODGE FOOTHILLS-JUDITH GAP-
PARADISE VALLEY-
INCLUDING THE CITIES OF...HARLOWTON...COLUMBUS...ABSAROKEE...
BRIDGER...JOLIET...CLYDE PARK...WILSALL...RYEGATE...LAVINA...
RED LODGE...JUDITH GAP...EMIGRANT
454 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* REPORTS...WINDS HAVE GUSTED OVER 70 MPH AT HARLOWTON...NEAR 60 
  MPH AT COLUMBUS AND JUDITH GAP THIS AFTERNOON. 

* TIMING...WINDS GUSTS WILL CONTINUE TO REACH 60 TO 70 MPH UNTIL 
  LATE THIS EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ029>032-230700-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
INCLUDING THE CITIES OF...ROUNDUP...HYSHAM...COLSTRIP...FORSYTH...
MILES CITY
454 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* REPORTS...ROUNDUP HAS REPORTED WINDS NEAR 65 MPH THIS AFTERNOON

* TIMING...WIND GUSTS WILL CONTINUE TO REACH 60 TO 70 MPH 
  THROUGH LATE THIS EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ035-230700-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
YELLOWSTONE-
INCLUDING THE CITY OF...BILLINGS
454 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* REPORTS...AN AREA OF DAMAGING WINDS HAS PRODUCED GUSTS OVER 70
  MPH IN THE HARLOWTON AREA...AND THOSE WINDS ARE MOVING INTO THE
  BILLINGS AREA.

* TIMING...EXPECT DAMAGING WIND GUSTS AROUND 75 MPH MOVING INTO
  THE BILLINGS AREA AROUND 505 PM. ADDITIONAL WIND GUSTS OF 60 TO
  70 MPH ARE POSSIBLE THROUGH THE EVENING.

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  UNSECURED LAWN FURNITURE AND TRAMPOLINES COULD GET BLOWN AWAY. 
  TRAVEL FOR HIGH PROFILE VEHICLES WILL BECOME VERY DIFFICULT TO 
  NEARLY IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

MTZ036>038-057-058-WYZ099-230700-
/O.CON.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
POWDER RIVER-CARTER-SOUTHERN BIG HORN-NORTHERN BIG HORN-
SOUTHERN ROSEBUD-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...BROADUS...EKALAKA...PRYOR...
LODGE GRASS...HARDIN...CROW AGENCY...LAME DEER...SHERIDAN
454 PM MST WED FEB 22 2012

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST
TONIGHT...

* TIMING...WIND GUSTS OF 60 TO 70 MPH WILL BE POSSIBLE THROUGH 
  THIS EVENING. 

* IMPACTS...DURING THE STRONGEST WINDS...PROPERTY DAMAGE MAY 
  OCCUR...ESPECIALLY FOR UNCOMPLETED CONSTRUCTION PROJECTS. 
  TRAVEL FOR HIGH PROFILE VEHICLES MAY BECOME IMPOSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINDS OF THESE MAGNITUDES CAN CAUSE PROPERTY DAMAGE WITHOUT EXTRA
PRECAUTIONS. MOTORISTS IN HIGH PROFILE VEHICLES SHOULD USE
CAUTION UNTIL THE WINDS SUBSIDE.

&&

$$

HTTP://WEATHER.GOV/BILLINGS
366 
WWUS75 KBYZ 230333
NPWBYZ

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BILLINGS MT
833 PM MST WED FEB 22 2012


MTZ028>032-034>042-056>058-063>066-WYZ099-230445-
/O.CAN.KBYZ.HW.W.0005.000000T0000Z-120223T0700Z/
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-SHERIDAN FOOTHILLS-
INCLUDING THE CITIES OF...HARLOWTON...ROUNDUP...HYSHAM...
COLSTRIP...FORSYTH...MILES CITY...COLUMBUS...ABSAROKEE...
BILLINGS...BROADUS...EKALAKA...PRYOR...LODGE GRASS...BRIDGER...
JOLIET...CLYDE PARK...WILSALL...BIG TIMBER...RYEGATE...LAVINA...
RED LODGE...HARDIN...CROW AGENCY...LAME DEER...JUDITH GAP...
EMIGRANT...LIVINGSTON...FISHTAIL...MCLEOD...SHERIDAN
833 PM MST WED FEB 22 2012

...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BILLINGS HAS CANCELLED THE HIGH
WIND WARNING. 

ALTHOUGH WINDS WILL REMAIN GUSTY IN SOME AREAS OVERNIGHT...THEY
WILL REMAIN BELOW THE CRITERIA FOR A HIGH WIND WARNING.

$$

HTTP://WEATHER.GOV/BILLINGS

CJS

What forecasters said that day

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

NWS Billings, MT wrote its last area forecast discussion before this high wind warning went out at Feb 20, 4:47 PM MST, 4 hours 17 minutes earlier.

Area forecast discussion, Feb 20, 4:47 PM MST, 4 hours 17 minutes before
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BILLINGS MT
447 PM MST MON FEB 20 2012

.SHORT TERM...VALID FOR TUE AND WED...

QUICK UPDATE FOR EARLY THIS EVENING AS ISOLATED RAIN AND SNOW
SHOWERS WILL BE POSSIBLE FROM HARLOWTON TO BILLINGS AND EAST TO
BAKER. UNSTABLE NORTHWEST FLOW WITH A WEAK WAVE MOVING THROUGH
WAS PRODUCING THE LIGHT PRECIPITATION. EXPECT PRECIPITATION TO
END SHORTLY AFTER SUNSET. RICHMOND

PREVIOUS DISCUSSION...
NORTHWESTERLY FLOW ALOFT OVER THE REGION THE NEXT FEW DAYS WITH A
POTENT DISTURBANCE BRINGING A PERIOD OF VERY STRONG WINDS ACROSS
THE AREA ON WEDNESDAY. LEADING EDGE OF STRONG JET STREAM
APPROACHING THE BRITISH COLUMBIA COAST THIS EVENING WITH TROUGH
WEAK TROUGH AXIS OVER EASTERN MONTANA PULLING OUT OF THE STATE.
WILL UNSETTLED OVER THE FORECAST AREA WITH A FEW SHOWERS OUT THERE
BUT THIS ACTIVITY SHOULD DECREASE AS THE EVENING PROGRESSES.
PRESSURE FALLS OCCUR ALONG THE CANADIAN ROCKY MOUNTAIN FRONT WHICH
WILL SUPPORT INCREASING GAP FLOW WINDS BUT HIGH PRESSURE HAS
TROUBLE GETTING ESTABLISHED OVER SOUTHEAST IDAHO AND WESTERN
WYOMING AS A WEAK IMPULSE TRACKS THROUGH TONIGHT. THUS EXPECT
WINDS TO INCREASE GRADUALLY AT LIVINGSTON BUT NOT BECOME TOO
STRONG UNTIL SOMETIME LATER ON TUESDAY.

MODELS SHOWING PRESSURE GRADIENTS INCREASING TO 14 MB THROUGH THE
GAP FLOW AREAS ON TUESDAY WITH 700MB WINDS INCREASING TO 50 KTS.
AIRMASS IS UNSTABLE IN THE LOW LEVELS WITH A SLIGHT INVERSION AT
MOUNTAIN TOP SO EVEN THOUGH INGREDIENTS ARE ON THE LOWER EDGE
THINK THAT CONDITIONS COULD LINE UP FOR PRETTY STRONG WINDS AND
STARTED HIGH WIND WATCH EARLIER FOR THE GAP FLOW AREAS INCLUDING
LIVINGSTON. DOES LOOK PRETTY SHOWERY BUT WITH ACTIVITY MOVING SO
QUICKLY NOT SURE HOW MUCH MOISTURE WILL FALL IN A GIVEN SPOT.
TUESDAY NIGHT GAP FLOW GRADIENTS TIGHT TO CLOSER TO 20MB SO
BELIEVE THAT HIGH WINDS FOR THOSE AREAS LOOK GOOD ON TUESDAY NIGHT.

TUESDAY NIGHT WILL BE MILD ACROSS THE REGION AS IT WILL BE
WINDY...AND GETTING WINDIER FOR WEDNESDAY. BY WEDNESDAY MORNING
VERY STRONG WINDS LIKELY ALONG THE HARLOWTON TO JUDITH GAP AREAS
QUICKLY SPREADING SOUTHEASTWARD ACROSS THE REGION. THIS LOOKS LIKE
A HIGH END WIND EVENT WITH WIND GUSTS OF 70 TO 75 MPH POSSIBLE FOR
PLACES LIKE BILLINGS...ROUNDUP AND SHERIDAN. DEEP MIXING SUPPORTED
BY TEMPERATURES 55 TO 60...SOLID PRESSURE GRADIENTS AND 500MB
WINDS AROUND 110KTS WITH AN UNSTABLE AIRMASS WILL MAKE IT VERY
EASY FOR WINDS TO TRANSLATE TO THE SURFACE. THESE INGREDIENTS LOOK
LINED UP FOR A 6 HOUR PERIOD OF BETTER...SO THIS WILL LIKELY HAVE
SIGNIFICANT IMPACTS.

NOT AS CONCERNED ABOUT FIRE WEATHER POTENTIAL BECAUSE OF THE
POSSIBILITY OF SHOWERS BUT GUIDANCE IS SHOWING DEWPOINTS IN THE
20S SO WOULD THINK THAT GRASS FIRES FROM POWER LINE FALLS COULD BE
POSSIBLE. ONE AREA THAT DOES NOT SEE THE WIND THREAT IS MILES CITY
TO BAKER DOWN TO EKALAKA AS THE FAVORED PART OF THE JET FOR BETTER
VERTICAL MOTION LAYS OVER THOSE AREAS. THIS SUPPORTS BETTER SHOWER
ACTIVITY AND LIKELY POPS OVER SOUTHEAST MONTANA LOOKS GOOD.

WEDNESDAY NIGHT EVENT WINDS DOWN AS JET SAGS SOUTH OF AREA. BORSUM

.LONG TERM...VALID FOR THU...FRI...SAT...SUN...MON...

CONFIDENCE REMAINS HIGH FOR AN ARCTIC INTRUSION DURING THE
UPCOMING WEEKEND. HOWEVER...MODELS STILL DIFFER IN TIMING OF THE
ARCTIC FRONT AS THE GFS BRINGS THE FRONT THROUGH SATURDAY
AFTERNOON WITH THE ECMWF MUCH SLOWER WITH ITS ARRIVAL AND NOT
UNTIL LATE SUNDAY AFTERNOON. HAVE BEEN LEANING MORE TOWARD THE
GFS AS IT HAS BEEN MORE CONSISTENT FROM RUN TO RUN. EXPECT HIGH
TEMPERATURES SATURDAY TO OCCUR BY EARLY AFTERNOON WITH READINGS
FALLING INTO THE SINGLE DIGITS SATURDAY NIGHT. NOT ANTICIPATING
TEMPERATURES TO WARM MUCH AT ALL FOR SUNDAY WITH READINGS
STRUGGLING TO MAKE IT INTO THE TEENS IF THAT.

THERE SHOULD BE SOME RAIN AND/OR SNOW SHOWERS ALONG THE FRONT
WITH WIDESPREAD LIGHT SNOW BEHIND THE FRONT SATURDAY NIGHT
THROUGH SUNDAY. AT THIS TIME...NOT A LOT IN THE WAY OF PACIFIC
MOISTURE OVERRUNNING THE COLD AIR SO THIS SHOULD NOT BE A
PROLONGED SNOW EVENT. DETAILS IN TEMPERATURES WILL BE TRICKY AS
THERE IS NOT ANY CURRENT SNOW COVER ACROSS NORTHERN AND EASTERN
MONTANA AND NOT A LOT ACROSS SOUTHERN CANADA. ONE INTERESTING
NOTE IS THAT MID JANUARY'S SHORT ARCTIC BLAST BROUGHT BELOW ZERO
READINGS TO PLACES THAT DIDN'T HAVE OR GET A SNOW COVER. SO EVEN
THOUGH WE ARE NOW GOING INTO THE LAST WEEK OF FEBRUARY...THE VERY
GOOD POSSIBILITY EXISTS THAT SINGLE DIGITS ABOVE AND BELOW ZERO
WILL BE POSSIBLE ACROSS THE PLAINS EVEN WITHOUT A SIGNIFICANT
SNOW COVER. HOOLEY

&&

.AVIATION...

SKIES WILL BE MOSTLY CLOUDY OVERNIGHT WITH JUST A SLIGHT SHOWER
CHANCE ACROSS THE PLAINS. HOWEVER...SNOW SHOWERS WILL BE LIKELY
OVER THE MOUNTAIN LOCATIONS. VFR CONDITIONS WILL PREVAIL ACROSS
THE PLAINS WITH AN ISOLATED MVFR CONDITION IN ANY SHOWER
ACTIVITY. THE MOUNTAINS WILL BE OBSCURED THROUGHOUT THE NIGHT.
THE MAIN AVIATION THREAT WILL BE STRONG GUSTY WINDS LATE TONIGHT
INTO THE DAY TUESDAY IN THE KLVM AREA AND EASTERN SLOPES OF THE
BEARTOOTH/ABSAROKA FOOTHILLS WHERE SOUTHWEST WINDS GUSTING 55 TO
60KTS WILL BE LIKELY. HOOLEY

&&

.PRELIMINARY POINT TEMP/POPS...

    TUE     WED     THU     FRI     SAT     SUN     MON
-----------------------------------------------------------
BIL 027/048 044/060 030/041 019/040 022/034 007/016 001/018
    22/W    24/W    33/W    21/B    24/J    44/J    33/J
LVM 029/044 042/051 023/038 014/036 021/034 005/015 901/017
    23/W    46/W    33/J    21/B    34/J    44/J    54/J
HDN 024/048 036/055 027/040 020/040 019/034 009/016 004/018
    22/W    46/W    43/W    22/J    24/J    44/J    33/J
MLS 022/047 036/051 027/039 019/038 018/031 007/013 902/015
    22/W    36/W    43/W    22/J    24/J    44/J    33/J
4BQ 022/045 034/052 026/037 017/039 017/033 009/018 003/019
    22/W    56/W    44/W    22/J    23/J    33/J    22/J
BHK 019/043 027/046 024/032 015/034 014/028 008/012 903/014
    22/W    36/W    44/J    22/J    13/J    44/J    22/J
SHR 019/044 035/052 026/037 017/037 017/034 010/017 000/019
    12/W    35/W    55/W    22/J    22/J    33/J    33/J

&&

.BYZ WATCHES/WARNINGS/ADVISORIES...
MT...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
      WEDNESDAY EVENING FOR ZONES
      28>31-34>36-38>40-42-56>58-63-64.
     HIGH WIND WATCH IN EFFECT FROM TUESDAY MORNING THROUGH
      WEDNESDAY AFTERNOON FOR ZONES 41-65-66.
WY...HIGH WIND WATCH IN EFFECT FROM WEDNESDAY MORNING THROUGH
      WEDNESDAY EVENING FOR ZONE 99.

&&

WEATHER.GOV/BILLINGS
Hazardous weather outlook, Feb 20, 3:30 PM MST, 5 hours 34 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BILLINGS MT
330 PM MST MON FEB 20 2012

MTZ028>042-056>058-063>068-WYZ098-099-212230-
SOUTHERN WHEATLAND-MUSSELSHELL-TREASURE-NORTHERN ROSEBUD-CUSTER-
FALLON-NORTHERN STILLWATER-YELLOWSTONE-POWDER RIVER-CARTER-
SOUTHERN BIG HORN-EASTERN CARBON-NORTHERN PARK-
NORTHERN SWEET GRASS-GOLDEN VALLEY-RED LODGE FOOTHILLS-
NORTHERN BIG HORN-SOUTHERN ROSEBUD-JUDITH GAP-PARADISE VALLEY-
LIVINGSTON AREA-BEARTOOTH FOOTHILLS-ABSAROKA/BEARTOOTH MOUNTAINS-
CRAZY MOUNTAINS-NORTHEAST BIG HORN MOUNTAINS-SHERIDAN FOOTHILLS-
330 PM MST MON FEB 20 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL
MONTANA...SOUTH CENTRAL MONTANA...SOUTHEAST MONTANA AND NORTH
CENTRAL WYOMING.

.DAY ONE...TONIGHT

SOUTHWEST WINDS WILL INCREASE OVER THE UPPER YELLOWSTONE AND
UPPER STILLWATER RIVER VALLEYS LATE TONIGHT. WIND GUSTS TO 60 MPH
WILL BE POSSIBLE TOWARD MORNING. DANGEROUS CROSS WINDS WILL BE
POSSIBLE ALONG INTERSTATE 90 FROM BIG TIMBER TO LIVINGSTON AND
MOTORISTS ARE URGED TO USE CAUTION.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

STRONG WINDS WILL CONTINUE FROM NYE TO LIVINGSTON TUESDAY MORNING
INTO EARLY TUESDAY AFTERNOON WITH GUSTS AROUND 70 MPH POSSIBLE.
THESE WINDS WOULD CAUSE DANGEROUS CROSS WINDS ON INTERSTATE 90
FROM BIG TIMBER TO LIVINGSTON AND MAKE TRAVEL DIFFICULT.

SOUTHWEST WINDS ARE EXPECTED TO GET EVEN STRONGER LATE TUESDAY
NIGHT INTO EARLY WEDNESDAY FROM NYE TO LIVINGSTON. WIND GUSTS TO
80 MPH WILL BE POSSIBLE AND TRAVELERS ARE URGED TO MONITOR THE
LATEST FORECAST ON THIS DEVELOPING SITUATION.

VERY STRONG WINDS ARE ALSO EXPECTED TO DEVELOP ACROSS THE REST OF
THE REGION ON WEDNESDAY. AT THIS TIME...THE STRONGEST WINDS OVER
THE PLAINS ARE EXPECTED TO BE FROM BIG TIMBER TO FORSYTH.
SUSTAINED WINDS AROUND 40 TO 45 MPH WITH GUSTS 70 TO 80 MPH ARE
POSSIBLE. PLEASE MONITOR THE LATEST FORECAST ON THIS DEVELOPING
SITUATION.

IN ADDITION...AN ARCTIC FRONT IS EXPECTED TO MOVE ACROSS THE AREA
ON SATURDAY. VERY COLD AIR WILL FILTER IN BEHIND THE FRONT
SATURDAY NIGHT THROUGH MONDAY. HIGH TEMPERATURES SUNDAY WILL
STRUGGLE TO MAKE IT INTO THE TEENS WITH OVERNIGHT LOWS SUNDAY
NIGHT IN THE SINGLE DIGITS ABOVE AND BELOW ZERO. SNOW WILL ALSO
BE LIKELY WITH ACCUMULATIONS POSSIBLE.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

HOOLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 4:02 AM MSTWinter Storm WarningBYZCarbon, Park, Stillwater, Sweet Grass71 hr

Nearby

High Wind Warnings in Montana, 2012High Wind Warnings in Wyoming, 2012Every high wind warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.