Alert archive / Montana / Blizzard Warnings in 2011

Blizzard Warning 1, NWS Great Falls, MT

February 26, 2011

NWS Great Falls, MT issued this blizzard warning at Feb 26, 2011, 8:42 AM MST. It was in force for 20 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 26, 2011, 8:42 AM MST (15:42 UTC)
Expired
Feb 27, 2011, 5:00 AM MST
In force
20 hr
Issued by
NWS Great Falls, MT

The text

As transmitted, in the capitals the NWS used until 2016.

344 
WWUS45 KTFX 261542
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
842 AM MST SAT FEB 26 2011

MTZ009-048-270600-
/O.CAN.KTFX.WC.Y.0010.000000T0000Z-110226T1700Z/
/O.UPG.KTFX.WW.Y.0024.000000T0000Z-110227T0300Z/
/O.NEW.KTFX.BZ.W.0001.110226T1542Z-110227T0300Z/
/O.CON.KTFX.WS.A.0005.110227T1800Z-110301T1800Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
842 AM MST SAT FEB 26 2011

...BLIZZARD WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH TUESDAY MORNING FOR ELEVATIONS ABOVE 5000 FEET...
...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 8 PM MST THIS EVENING. THE
WIND CHILL ADVISORY HAS BEEN CANCELLED. THE WINTER WEATHER
ADVISORY AND HIGH WIND WARNING HAS BEEN UPGRADED TO A BLIZZARD
WARNING. A WINTER STORM WATCH FOR ELEVATIONS ABOVE 5000 FEET
REMAINS IN EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING.

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH
  EARLY THIS EVENING WITH STRONGEST WINDS EXPECTED EARLY THIS
  AFTERNOON. GROUND BLIZZARD CONDITIONS IN SIGNIFICANT BLOWING AND
  DRIFTING OF SNOW WILL MAKE TRAVEL EXTREMELY HAZARDOUS AT TIMES
  THROUGH EARLY THIS EVENING DUE TO VERY LOW VISIBILITIES WITH
  SOME ROADS BECOMING BLOCKED BY SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WINDS 35 TO 45 MPH WITH
  GUSTS TO 70 MPH THROUGH EARLY THIS EVENING WILL CREATE
  SIGNIFICANT BLOWING AND DRIFTING OF SNOW WITH VISIBILITIES
  REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES WITH LOCAL WHITE
  OUT CONDITIONS POSSIBLE.

* OUTLOOK: SNOW WILL DEVELOP OVER THE MOUNTAINS AGAIN SUNDAY
  MORNING AND CONTINUE THROUGH TUESDAY MORNING WITH 12 TO 18
  INCHES POSSIBLE AT ELEVATIONS ABOVE 5000 FEET...UP TO TWO FEET
  OF NEW SNOW POSSIBLE AT THE HIGHEST PEAKS.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU...BROWNING...MARIAS
  PASS...LOGAN PASS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

&&

$$

MTZ010-270300-
/O.CAN.KTFX.WC.Y.0010.000000T0000Z-110226T1700Z/
/O.UPG.KTFX.WW.Y.0024.000000T0000Z-110227T0300Z/
/O.NEW.KTFX.BZ.W.0001.110226T1542Z-110227T0300Z/
EASTERN GLACIER-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK
842 AM MST SAT FEB 26 2011

...BLIZZARD WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING...
...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 8 PM MST THIS EVENING. THE
WINTER WEATHER ADVISORY AND HIGH WIND WARNING HAVE BEEN UPGRADED TO A
BLIZZARD WARNING.

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH
  EARLY THIS EVENING WITH STRONGEST WINDS EXPECTED EARLY THIS
  AFTERNOON. GROUND BLIZZARD CONDITIONS IN SIGNIFICANT BLOWING AND
  DRIFTING OF SNOW WILL MAKE TRAVEL EXTREMELY HAZARDOUS AT TIMES
  THROUGH EARLY THIS EVENING DUE TO VERY LOW VISIBILITIES WITH
  SOME ROADS BECOMING BLOCKED BY SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WINDS 35 TO 45 MPH WITH
  GUSTS TO 60 MPH THROUGH EARLY THIS EVENING WILL CREATE
  SIGNIFICANT BLOWING AND DRIFTING OF SNOW WITH VISIBILITIES
  REDUCED TO LESS THAN ONE QUARTER MILE AT TIMES WITH LOCAL WHITE
  OUT CONDITIONS POSSIBLE.

* LOCATIONS AFFECTED INCLUDE: CUT BANK

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

MTZ011>014-044>047-049>051-270300-
/O.CAN.KTFX.WC.Y.0010.000000T0000Z-110226T1700Z/
/O.CON.KTFX.WW.Y.0024.000000T0000Z-110227T0300Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-
LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...SHELBY...
CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
842 AM MST SAT FEB 26 2011

...WINTER WEATHER ADVISORY FOR BLOWING SNOW REMAINS IN EFFECT
UNTIL 8 PM MST THIS EVENING...
...WIND CHILL ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS CANCELLED THE
WIND CHILL ADVISORY. A WINTER WEATHER ADVISORY FOR BLOWING SNOW REMAINS
IN EFFECT UNTIL 8 PM MST THIS EVENING.

* TIMING AND MAIN IMPACT: WEST TO SOUTHWEST WINDS WILL CONTINUE TO
  INCREASE THROUGH THIS MORNING WITH A PERIOD OF STRONGEST WINDS
  EXPECTED THIS AFTERNOON BEFORE WINDS DIMINISH THIS EVENING.
  BLOWING AND DRIFTING SNOW WILL BECOME WIDESPREAD TODAY AND
  REDUCED VISIBILITIES WILL MAKE TRAVEL HAZARDOUS...ESPECIALLY IN
  OPEN AREAS. SOME AREAS MAY EXPERIENCE LOCALIZED GROUND BLIZZARD
  CONDITIONS IN PERIODS OF STRONGER WINDS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WILL INCREASE TO 25 TO
  35 MPH MPH WITH GUSTS TO 45 MPH BY THIS AFTERNOON. THIS WILL
  CREATE SIGNIFICANT BLOWING AND DRIFTING OF SNOW WITH
  VISIBILITIES REDUCED TO LESS THAN A HALF MILE AT TIMES....ESPECIALLY
  IN OPEN AREAS.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...STANFORD...CHINOOK...
  CONRAD...SHELBY...CHESTER...HAVRE...GREAT FALLS... KINGS HILL
  PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
  HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS... JUDITH
  GAP...LEWISTOWN...LEWISTOWN DIVIDE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
4 follow-up statements
572 
WWUS45 KTFX 262250
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
350 PM MST SAT FEB 26 2011

MTZ009-048-270300-
/O.CON.KTFX.BZ.W.0001.000000T0000Z-110227T0300Z/
/O.CON.KTFX.WS.A.0005.110227T1800Z-110301T1800Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
350 PM MST SAT FEB 26 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...
...WINTER STORM WATCH REMAINS IN EFFECT FROM SUNDAY MORNING
THROUGH TUESDAY MORNING FOR ELEVATIONS ABOVE 5000 FEET...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING.
A WINTER STORM WATCH FOR ELEVATIONS ABOVE 5000 FEET REMAINS IN
EFFECT FROM SUNDAY MORNING THROUGH TUESDAY MORNING. 

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH EARLY
  THIS EVENING...CREATING GROUND BLIZZARD CONDITIONS. EXPECT
  EXTREMELY HAZARDOUS TRAVEL AT TIMES THROUGH EARLY THIS EVENING
  DUE TO VERY LOW VISIBILITIES...AND SOME ROADS BECOMING BLOCKED
  BY SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WINDS 35 TO 45 MPH
  WITH...GUSTS TO 70 MPH CAN BE EXPECTED THROUGH THIS EVENING.
  VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE AT
  TIMES...WITH WHITE OUT CONDITIONS EXPECTED.

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG
  WITH THE NEAR ZERO VISIBILITIES.

* OUTLOOK: SNOW WILL DEVELOP OVER THE MOUNTAINS AGAIN SUNDAY
  MORNING...AND CONTINUE THROUGH TUESDAY MORNING WITH 12 TO 18
  INCHES POSSIBLE AT ELEVATIONS ABOVE 5000 FEET...UP TO TWO FEET
  OF NEW SNOW POSSIBLE AT THE HIGHEST PEAKS.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU...BROWNING AND MARIAS PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

MTZ010-270300-
/O.CON.KTFX.BZ.W.0001.000000T0000Z-110227T0300Z/
EASTERN GLACIER-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK
350 PM MST SAT FEB 26 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING.

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH EARLY
  THIS EVENING...CREATING GROUND BLIZZARD CONDITIONS. EXPECT
  EXTREMELY HAZARDOUS TRAVEL AT TIMES THROUGH EARLY THIS EVENING
  DUE TO VERY LOW VISIBILITIES...AND SOME ROADS BECOMING BLOCKED
  BY SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WINDS 35 TO 45 MPH
  WITH...GUSTS TO 65 MPH CAN BE EXPECTED THROUGH THIS EVENING.
  VISIBILITIES WILL BE REDUCED TO LESS THAN ONE QUARTER MILE AT
  TIMES...WITH WHITE OUT CONDITIONS EXPECTED.

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG
  WITH THE NEAR ZERO VISIBILITIES.

* LOCATIONS AFFECTED INCLUDE: CUT BANK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS
AND POOR VISIBILITIES ARE LIKELY. THIS WILL LEAD TO WHITEOUT
CONDITIONS...MAKING TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF
YOU MUST TRAVEL...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

&&

$$

MTZ011>014-044>047-049>051-270300-
/O.CON.KTFX.WW.Y.0024.000000T0000Z-110227T0300Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-
LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...SHELBY...
CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
350 PM MST SAT FEB 26 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS
EVENING. 

* TIMING AND MAIN IMPACT: STRONG WEST WINDS CAN BE EXPECTED
  THROUGH THIS EVENING. BLOWING AND DRIFTING SNOW WILL REDUCE
  VISIBILITIES AND WILL MAKE TRAVEL HAZARDOUS... ESPECIALLY IN
  OPEN AREAS. SOME AREAS MAY EXPERIENCE NEAR GROUND BLIZZARD
  CONDITIONS IN PERIODS OF STRONGER WINDS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST WILL INCREASE TO 25 TO
  35 MPH...WITH GUSTS NEAR 50 MPH CAN BE EXPECTED. THIS WILL
  CREATE SIGNIFICANT BLOWING AND DRIFTING OF SNOW...WITH
  VISIBILITIES REDUCED TO LESS THAN A HALF MILE AT
  TIMES...ESPECIALLY IN OPEN AREAS.

* LOCATIONS AFFECTED INCLUDE:
  FAIRFIELD...STANFORD...CHINOOK...SHELBY...CHESTER...HAVRE...GREAT
  FALLS...KINGS HILL PASS...FORT
  BENTON...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS AND
  LEWISTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
230 
WWUS45 KTFX 270252
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
752 PM MST SAT FEB 26 2011

MTZ009-048-271200-
/O.UPG.KTFX.WS.A.0005.110227T1800Z-110301T1800Z/
/O.NEW.KTFX.WS.W.0012.110227T1200Z-110301T1900Z/
/O.EXT.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
752 PM MST SAT FEB 26 2011

...BLIZZARD WARNING NOW IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WARNING IN EFFECT FROM 5 AM SUNDAY TO NOON MST
TUESDAY...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT FROM 5 AM SUNDAY TO NOON MST TUESDAY. THE BLIZZARD WARNING
IS NOW IN EFFECT UNTIL 5 AM MST SUNDAY.

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH EARLY
  THIS EVENING...CREATING GROUND BLIZZARD CONDITIONS. EXPECT
  EXTREMELY HAZARDOUS TRAVEL AT TIMES THROUGH TONIGHT DUE TO VERY
  LOW VISIBILITIES...AND SOME ROADS BECOMING BLOCKED BY
  SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST WINDS AT 35 TO 45 MPH...WITH GUSTS TO
  60 MPH CAN BE EXPECTED THROUGH TONIGHT. THE STRONG WINDS WILL
  SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER MIDNIGHT.
  HOWEVER...THE STRONG WINDS WILL REDUCE VISIBILITIES TO LESS THAN
  ONE QUARTER MILE AT TIMES...WITH WHITE OUT CONDITIONS EXPECTED.

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION 
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG 
  WITH THE NEAR ZERO VISIBILITIES.

* FOR SUNDAY MORNING THROUGH TUESDAY...A WINTER STORM WARNING IS
  NOW IN EFFECT: SNOW...HEAVY AT TIMES...WILL DEVELOP OVER THE
  MOUNTAINS AGAIN ON SUNDAY MORNING...AND CONTINUE THROUGH TUESDAY
  MORNING. NEW SNOW ACCUMULATIONS OF 6 TO 12 INCHES CAN BE
  EXPECTED AT LOWER ELEVATIONS...WITH 12 TO 18 INCHES IN THE
  MOUNTAINS. ISOLATED AMOUNTS UP TO 2 FEET ARE POSSIBLE AT THE
  HIGHEST PEAKS.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU...BROWNING AND MARIAS PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN
EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ010-271200-
/O.EXT.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
EASTERN GLACIER-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK
752 PM MST SAT FEB 26 2011

...BLIZZARD WARNING NOW IN EFFECT UNTIL 5 AM MST SUNDAY...

THE BLIZZARD WARNING IS NOW IN EFFECT UNTIL 5 AM MST SUNDAY. 

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH EARLY
  THIS EVENING...CREATING GROUND BLIZZARD CONDITIONS. EXPECT
  EXTREMELY HAZARDOUS TRAVEL AT TIMES THROUGH TONIGHT DUE TO VERY
  LOW VISIBILITIES...AND SOME ROADS BECOMING BLOCKED BY
  SIGNIFICANT DRIFTS.

* WINDS AND VISIBILITY: WEST WINDS AT 30 TO 40 MPH...WITH GUSTS TO
  50 MPH CAN BE EXPECTED THROUGH TONIGHT. THE STRONG WINDS WILL
  SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER MIDNIGHT.
  HOWEVER...THE STRONG WINDS WILL REDUCE VISIBILITIES TO LESS THAN
  ONE QUARTER MILE AT TIMES...WITH WHITE OUT CONDITIONS EXPECTED.

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION 
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG 
  WITH THE NEAR ZERO VISIBILITIES.

* LOCATIONS AFFECTED INCLUDE: CUT BANK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING. BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES
ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.

&&

$$

MTZ011>014-044>047-049>051-271200-
/O.EXT.KTFX.WW.Y.0024.000000T0000Z-110227T1200Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-
LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...SHELBY...
CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
752 PM MST SAT FEB 26 2011

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM MST SUNDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 5 AM MST
SUNDAY. 

* TIMING AND MAIN IMPACT: GUSTY WEST WINDS CAN BE EXPECTED THROUGH
  TONIGHT OVER MOST OF NORTH CENTRAL MONTANA. BLOWING AND DRIFTING
  SNOW WILL REDUCE VISIBILITIES AND WILL MAKE TRAVEL HAZARDOUS...
  ESPECIALLY IN OPEN AREAS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST OF 25 TO 35 MPH...WITH
  GUSTS NEAR 40 MPH CAN BE EXPECTED THROUGH MIDNIGHT. THE GUSTY
  WINDS WILL SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER MIDNIGHT.
  HOWEVER...THE GUSTY WINDS WILL CREATE SIGNIFICANT BLOWING AND
  DRIFTING OF SNOW...WITH VISIBILITIES REDUCED TO LESS THAN A HALF
  MILE AT TIMES...ESPECIALLY IN OPEN AREAS.

* LOCATIONS AFFECTED INCLUDE:
  FAIRFIELD...STANFORD...CHINOOK...SHELBY...CHESTER...HAVRE...GREAT
  FALLS...KINGS HILL PASS...FORT
  BENTON...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS AND
  LEWISTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
616 
WWUS45 KTFX 270400
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
900 PM MST SAT FEB 26 2011

MTZ009-048-271200-
/O.CON.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
/O.CON.KTFX.WS.W.0012.110227T1200Z-110301T1900Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
900 PM MST SAT FEB 26 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...
...WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM SUNDAY TO
NOON MST TUESDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. A
WINTER STORM WARNING REMAINS IN EFFECT FROM 5 AM SUNDAY TO NOON
MST TUESDAY. 

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH
  TONIGHT...CREATING GROUND BLIZZARD CONDITIONS. EXPECT EXTREMELY
  HAZARDOUS TRAVEL AT TIMES THROUGH TONIGHT DUE TO VERY LOW
  VISIBILITIES...AND SOME ROADS BECOMING BLOCKED BY SIGNIFICANT
  SNOW DRIFTS.

* WINDS AND VISIBILITY: WEST WINDS AT 35 TO 45 MPH...WITH GUSTS
  TO 60 MPH CAN BE EXPECTED THROUGH TONIGHT. THE STRONG WINDS 
  WILL SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER MIDNIGHT. 
  HOWEVER...THE STRONG WINDS WILL REDUCE VISIBILITIES TO LESS 
  THAN ONE QUARTER MILE AT TIMES...WITH WHITE OUT CONDITIONS 
  EXPECTED. 

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION 
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG 
  WITH THE NEAR ZERO VISIBILITIES.

* FOR SUNDAY MORNING THROUGH TUESDAY...A WINTER STORM WARNING IS
  NOW IN EFFECT: SNOW...HEAVY AT TIMES...WILL DEVELOP OVER THE
  MOUNTAINS AGAIN ON SUNDAY MORNING...AND CONTINUE THROUGH TUESDAY
  MORNING. NEW SNOW ACCUMULATIONS OF 6 TO 12 INCHES CAN BE
  EXPECTED AT LOWER ELEVATIONS...WITH 12 TO 18 INCHES IN THE
  MOUNTAINS. ISOLATED AMOUNTS UP TO 2 FEET ARE POSSIBLE AT THE
  HIGHEST PEAKS. ADDITIONALLY...AREAS OF BLOWING SNOW WILL REDUCE
  VISIBILITIES BELOW A HALF MILE AT TIMES.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU...BROWNING AND MARIAS PASS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN
EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ010-271200-
/O.CON.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
EASTERN GLACIER-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK
900 PM MST SAT FEB 26 2011

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 5 AM MST SUNDAY. 

* TIMING AND MAIN IMPACT: STRONG WINDS WILL CONTINUE THROUGH
  TONIGHT...CREATING GROUND BLIZZARD CONDITIONS. EXPECT EXTREMELY
  HAZARDOUS TRAVEL AT TIMES THROUGH TONIGHT DUE TO VERY LOW
  VISIBILITIES...AND SOME ROADS BECOMING BLOCKED BY SIGNIFICANT
  SNOW DRIFTS.

* WINDS AND VISIBILITY: WEST WINDS AT 30 TO 40 MPH...WITH GUSTS
  TO 50 MPH CAN BE EXPECTED THROUGH TONIGHT. THE STRONG WINDS 
  WILL SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER MIDNIGHT. 
  HOWEVER...THE STRONG WINDS WILL REDUCE VISIBILITIES TO LESS 
  THAN ONE QUARTER MILE AT TIMES...WITH WHITE OUT CONDITIONS 
  EXPECTED. 

* ROADS: NUMEROUS ROADS IN THE EAST GLACIER AND CUT BANK REGION 
  HAVE BEEN CLOSED DUE TO THE SIGNIFICANT BLOWING SNOW...ALONG 
  WITH THE NEAR ZERO VISIBILITIES.

* LOCATIONS AFFECTED INCLUDE: CUT BANK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING. BLOWING SNOW WITH STRONG WINDS AND POOR VISIBILITIES
ARE LIKELY. THIS WILL LEAD TO WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST TRAVEL...HAVE A
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH
YOUR VEHICLE.

&&

$$

MTZ011>014-044>047-049>051-271200-
/O.CON.KTFX.WW.Y.0024.000000T0000Z-110227T1200Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-
LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...SHELBY...
CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
900 PM MST SAT FEB 26 2011

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 AM MST
SUNDAY. 

* TIMING AND MAIN IMPACT: GUSTY WEST WINDS CAN BE EXPECTED THROUGH
  TONIGHT OVER MOST OF NORTH CENTRAL MONTANA. BLOWING AND DRIFTING
  SNOW WILL REDUCE VISIBILITIES...AND WILL MAKE TRAVEL
  HAZARDOUS...ESPECIALLY IN OPEN AREAS.

* WINDS AND VISIBILITY: WEST TO SOUTHWEST OF 25 TO 35 MPH...
  WITH GUSTS NEAR 40 MPH CAN BE EXPECTED THROUGH MIDNIGHT. THE 
  GUSTY WINDS WILL SLOWLY BEGIN TO DIMINISH IN INTENSITY AFTER 
  MIDNIGHT. HOWEVER...THE GUSTY WINDS WILL CREATE SIGNIFICANT 
  BLOWING AND DRIFTING OF SNOW...WITH VISIBILITIES REDUCED TO 
  LESS THAN A HALF MILE AT TIMES...ESPECIALLY IN OPEN AREAS. 

* LOCATIONS AFFECTED INCLUDE:
  FAIRFIELD...STANFORD...CHINOOK...SHELBY...CHESTER...HAVRE...GREAT
  FALLS...KINGS HILL PASS...FORT
  BENTON...HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS AND
  LEWISTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO STRONG WINDS BLOWING SNOW
AROUND. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN AREAS.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$
410 
WWUS45 KTFX 271158
WSWTFX

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE GREAT FALLS MT
458 AM MST SUN FEB 27 2011

MTZ009-048-272000-
/O.EXP.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
/O.CON.KTFX.WS.W.0012.110227T1200Z-110301T1900Z/
NORTHERN ROCKY MOUNTAIN FRONT-SOUTHERN ROCKY MOUNTAIN FRONT-
INCLUDING THE FOLLOWING LOCATIONS...BROWNING...MARIAS PASS...
LOGAN PASS...CHOTEAU
458 AM MST SUN FEB 27 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST
TUESDAY...
...BLIZZARD WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING...

THE BLIZZARD WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING.
A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL NOON MST TUESDAY.

THE COMBINATION OF DECREASING WINDS AND SLIGHTLY WARMER
TEMPERATURES HAVE GREATLY REDUCED THE THREAT FOR WIDESPREAD
BLIZZARD CONDITIONS. HOWEVER...BLOWING SNOW WILL COMBINE WITH
INCREASING FALLING SNOW TO CONTINUE REDUCED VISIBILITIES THROUGH
THE WINTER STORM WARNING PERIOD.

* TIMING AND MAIN IMPACT: SNOW WILL BECOME HEAVY AT TIMES IN THE
  MOUNTAINS OF THE ROCKY MOUNTAIN FRONT TODAY AND PERSIST INTO
  TUESDAY MORNING. SNOW WILL SPREAD OUT ONTO THE PLAINS TONIGHT
  INTO MONDAY. THE GREATEST AMOUNT OF SNOW WILL FALL ON THE PLAINS
  AFTER THE PASSAGE OF A CANADIAN COLD FRONT MONDAY AFTERNOON INTO
  MONDAY EVENING. STRONG WEST WINDS WILL ALSO CONTINUE THROUGH
  MONDAY NIGHT...SIGNIFICANTLY REDUCING VISIBILITIES. FURTHER
  DRIFTING OF SNOW WILL ALSO GREATLY HAMPER TRAVEL.

* SNOW ACCUMULATIONS: ADDITIONAL SNOWFALL OF 12 TO 18 INCHES IS
  GENERALLY EXPECTED IN THE MOUNTAINS THROUGH TUESDAY
  MORNING...WITH UP TO 2 FEET POSSIBLE ON THE HIGHER PEAKS. 6 TO
  12 INCHES OF SNOW ARE EXPECTED OVER THE PLAINS.

* WINDS AND VISIBILITY: WEST WINDS WILL INCREASE TO 35 TO 45 MPH
  WITH GUSTS TO 70 MPH THROUGH THE DAY TODAY AND CONTINUE THROUGH
  MONDAY. THESE STRONG WINDS WILL REDUCE VISIBILITIES TO LESS THAN
  ONE HALF MILE AT TIMES IN BLOWING SNOW...CAUSING NEAR WHITEOUT
  CONDITIONS AT TIMES. WINDS WILL THEN DECREASE MONDAY NIGHT WITH
  THE PASSAGE OF A COLD FRONT.

* ROADS: NUMEROUS ROADS ARE ALREADY CLOSED AS OF SUNDAY MORNING
  DUE TO THE SIGNIFICANT BLOWING AND DRIFTING SNOW ON SATURDAY.

* LOCATIONS AFFECTED INCLUDE: CHOTEAU...BROWNING...MARIAS 
  PASS...LOGAN PASS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW MEANS
SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING.
SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST...KEEP AN
EXTRA FLASHLIGHT...FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN
EMERGENCY.

FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN MONTANA...DIAL 5 1 1.

&&

$$

MTZ010-271300-
/O.EXP.KTFX.BZ.W.0001.000000T0000Z-110227T1200Z/
EASTERN GLACIER-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK
458 AM MST SUN FEB 27 2011

...BLIZZARD WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING...

THE BLIZZARD WARNING WILL EXPIRE AT 5 AM MST EARLY THIS MORNING. 

THE COMBINATION OF DECREASING WINDS AND SLIGHTLY WARMER
TEMPERATURES HAVE GREATLY REDUCED THE THREAT FOR WIDESPREAD
BLIZZARD CONDITIONS. HOWEVER...AREAS OF BLOWING SNOW ARE STILL
POSSIBLE THROUGH THIS MORNING.

$$

MTZ011>014-044>047-049>051-271300-
/O.EXP.KTFX.WW.Y.0024.000000T0000Z-110227T1200Z/
HILL-CASCADE-CHOUTEAU-CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-
LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...HAVRE...GREAT FALLS...
KINGS HILL PASS...BIG SANDY...FORT BENTON...FLESHER PASS...
HELENA...LINCOLN...MACDONALD PASS...ROGERS PASS...SHELBY...
CHESTER...CONRAD...CHINOOK...FAIRFIELD...STANFORD...JUDITH GAP...
LEWISTOWN...LEWISTOWN DIVIDE
458 AM MST SUN FEB 27 2011

...WINTER WEATHER ADVISORY WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING...

THE WINTER WEATHER ADVISORY FOR BLOWING SNOW FOR MOST OF NORTH
CENTRAL AND CENTRAL MONTANA WILL EXPIRE AT 5 AM MST EARLY THIS
MORNING.

THE COMBINATION OF DECREASING WINDS AND SLIGHTLY WARMER
TEMPERATURES HAVE GREATLY REDUCED THE THREAT FOR WIDESPREAD
BLOWING SNOW. HOWEVER...AREAS OF BLOWING SNOW ARE STILL POSSIBLE
THROUGH THIS MORNING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 25, 6:45 PM MSTAreal Flood WarningTFXChouteau64 hr
Feb 26, 4:16 AM MSTHigh Wind WarningTFX5 hr
Feb 26, 4:39 AM MSTWinter Storm WatchTFX15 hr

Nearby

Blizzard Warnings in Montana, 2011Every blizzard warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.