Blizzard Warning 1, NWS Bismarck, ND

000 
WWUS43 KBIS 090327
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
927 PM CST FRI FEB 8 2008

...A BLIZZARD WARNING HAS BEEN ISSUED FOR THE NORTH CENTRAL AND
EAST CENTRAL SECTIONS AND A WIND CHILL WARNING HAS BEEN ISSUED
FOR PORTIONS OF THE WEST AND CENTRAL. A WINTER WEATHER ADVISORY
IS IN EFFECT FOR THE SOUTHWEST...

.GROUND BLIZZARD CONDITIONS AND LIFE THREATENING WIND CHILLS WILL
DEVELOP THIS EVENING ACROSS PORTIONS OF NORTHWEST AND CENTRAL
NORTH DAKOTA. AN ARCTIC COLD FRONT WILL USHER IN GUSTY NORTHWEST
WINDS...AND MUCH COLDER TEMPERATURES. WINDS OF 25 TO 35 MPH...WILL
INCREASE TO 30 TO 45 MPH AFTER MIDNIGHT. OCCASIONAL GUSTS OF UP TO 50
MPH ARE EXPECTED. ALTHOUGH SNOW AMOUNTS WITH THE COLD FRONT WILL
BE LIGHT... EXISTING LOOSE SNOW COVER OF 2 TO 6 INCHES...IN
COMBINATION WITH THE STRONG WINDS...WILL CREATE SIGNIFICANT
BLOWING AND DRIFTING SNOW. VISIBILITIES BELOW ONE QUARTER MILE
WILL COMBINE WITH LIFE THREATENING WIND CHILLS OF 35 TO 60 BELOW
TO MAKE THIS WEATHER EVENT ESPECIALLY HAZARDOUS.

ALSO...A WINTER WEATHER ADVISORY HAS BEEN ISSUED FOR THE
SOUTHWEST. CONSIDERABLE BLOWING AND DRIFTING SNOW AND WIND CHILLS
OF 25 TO 40 BELOW ARE THE MOST SIGNIFICANT THREAT. THESE
HAZARDOUS WEATHER CONDITIONS WILL CONTINUE THROUGH SATURDAY
AFTERNOON.

TRAVEL WILL LIKELY BECOME DANGEROUS DUE TO DRIFTING SNOW COVERING
ROADWAYS...LOW VISIBILITIES IN BLOWING SNOW...AND DANGEROUS WIND
CHILLS FRIDAY NIGHT AND SATURDAY. BE PREPARED TO DELAY TRAVEL.

NDZ002>005-011>013-022-023-025-036-037-047-048-050-051-091130-
/O.CON.KBIS.BZ.W.0001.000000T0000Z-080210T0000Z/
BURKE-RENVILLE-BOTTINEAU-ROLETTE-WARD-MCHENRY-PIERCE-SHERIDAN-
WELLS-FOSTER-KIDDER-STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...BOTTINEAU...ROLLA...
MINOT...TOWNER...RUGBY...MCCLUSKY...HARVEY...CARRINGTON...
STEELE...JAMESTOWN...NAPOLEON...EDGELEY...ASHLEY...OAKES
927 PM CST FRI FEB 8 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SATURDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST SATURDAY. 

GROUND BLIZZARD CONDITIONS AND LIFE THREATENING WIND CHILLS WILL
DEVELOP LATE THIS EVENING AS A STRONG COLD FRONT USHERS IN COLD
ARCTIC AIR AND GUSTY NORTHWEST WINDS OF 25 TO 45 MPH...WITH GUSTS
UP TO 55 MPH. EXISTING LOOSE SNOW COVER OF 3 TO 6 INCHES IN
COMBINATION WITH THE STRONG WINDS WILL CREATE SIGNIFICANT BLOWING
AND DRIFTING SNOW AND LOW VISIBILITIES. DANGEROUS WINDS CHILLS OF
40 TO 55 BELOW ARE ALSO EXPECTED AS SUBZERO TEMPERATURES COMBINE
WITH THE STRONG WINDS. THESE DANGEROUS WEATHER CONDITIONS WILL
CONTINUE THROUGH SATURDAY AFTERNOON.

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...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

NDZ001-009-010-017>021-031>035-046-091130-
/O.CON.KBIS.WC.W.0002.000000T0000Z-080210T0000Z/
DIVIDE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-
GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-EMMONS-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...NEW TOWN...
WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER...GARRISON...
BEACH...MEDORA...DICKINSON...MANDAN...BISMARCK...LINTON
927 PM CST FRI FEB 8 2008 /827 PM MST FRI FEB 8 2008/

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
SATURDAY...

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
SATURDAY. 

LIFE THREATENING WIND CHILLS AND NEAR GROUND BLIZZARD CONDITIONS
WILL DEVELOP LATE THIS EVENING. WIND CHILLS OF 40 TO 50 BELOW WILL
DEVELOP LATE TONIGHT AND SATURDAY MAKING OUTSIDE ACTIVITY
EXTREMELY DANGEROUS. CONSIDERABLE BLOWING AND DRIFTING SNOW WILL
WILL ALSO MAKE TRAVEL HAZARDOUS WITH FREQUENT VISIBILITIES AS LOW
AS ONE HALF MILE.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

NDZ040>045-091130-
/O.CON.KBIS.WW.Y.0004.000000T0000Z-080210T0000Z/
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
INCLUDING THE CITIES OF...MARMARTH...MOTT...ELGIN...BOWMAN...
HETTINGER...FORT YATES
927 PM CST FRI FEB 8 2008 /827 PM MST FRI FEB 8 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ SATURDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ SATURDAY. 

DANGEROUS WIND CHILLS AND SNOW AND BLOWING SNOW WILL DEVELOP THIS
EVENING. VISIBILITIES AS LOW AS ONE HALF MILE ARE POSSIBLE FROM
TIME TO TIME. A STRONG COLD FRONT WILL USHER IN COLD ARCTIC AIR
AND GUSTY NORTHWEST WINDS OF 25 TO 35 MPH...WITH GUSTS UP TO
50 MPH. EXISTING LOOSE SNOW COVER OF 1 TO 3 INCHES IN COMBINATION
WITH THE STRONG WINDS WILL CREATE SIGNIFICANT BLOWING AND
DRIFTING SNOW AND LOW VISIBILITIES. DANGEROUS WINDS CHILLS OF
25 TO 40 BELOW ARE EXPECTED AS SUBZERO TEMPERATURES COMBINE WITH
THE STRONG WINDS. THESE DANGEROUS WEATHER CONDITIONS WILL
CONTINUE THROUGH SATURDAY AFTERNOON.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

000 
WWUS43 KBIS 090942
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
342 AM CST SAT FEB 9 2008

...A BLIZZARD WARNING REMAINS IN EFFECT FOR THE NORTH CENTRAL AND
EAST CENTRAL SECTIONS AND A WIND CHILL WARNING REMAINS IN EFFECT
FOR PORTIONS OF THE WEST AND CENTRAL. A WINTER WEATHER ADVISORY
ALSO REMAINS IN EFFECT FOR THE SOUTHWEST...

.GROUND BLIZZARD CONDITIONS AND LIFE THREATENING WIND CHILLS WILL
CONTINUE TODAY ACROSS PORTIONS OF NORTHWEST AND CENTRAL NORTH
DAKOTA. AN ARCTIC COLD FRONT HAS MOVED THROUGH THE AREA WILL
CONTINUE TO USHER IN GUSTY NORTHWEST WINDS...AND MUCH COLDER
TEMPERATURES. WINDS OF 25 TO 45 MPH WILL CONTINUE TODAY WITH A
GUST TO 50 MPH POSSIBLE. A FEW SNOW SHOWERS ARE ALSO POSSIBLE.
HOWEVER EXISTING LOOSE SNOW COVER OF 2 TO 6 INCHES...IN
COMBINATION WITH THE STRONG WINDS...WILL CREATE SIGNIFICANT
BLOWING AND DRIFTING SNOW. VISIBILITIES BELOW ONE QUARTER MILE
WILL COMBINE WITH LIFE THREATENING WIND CHILLS OF 35 TO 60 BELOW
TO MAKE THIS WEATHER EVENT ESPECIALLY HAZARDOUS.

ALSO...A WINTER WEATHER ADVISORY REMAINS IN EFFECT FOR THE
SOUTHWEST. CONSIDERABLE BLOWING AND DRIFTING SNOW AND WIND CHILLS
OF 25 TO 40 BELOW ARE THE MOST SIGNIFICANT THREAT. MINOR SNOW
ACCUMULATIONS ARE ALSO EXPECTED TODAY. THESE HAZARDOUS WEATHER
CONDITIONS WILL CONTINUE THROUGH MUCH OF THE DAY.

TRAVEL WILL LIKELY BECOME DANGEROUS DUE TO DRIFTING SNOW COVERING
ROADWAYS...LOW VISIBILITIES IN BLOWING SNOW...AND DANGEROUS WIND
CHILLS TODAY. BE PREPARED TO DELAY TRAVEL.

NDZ002>005-011>013-022-023-025-036-037-047-048-050-051-091745-
/O.CON.KBIS.BZ.W.0001.000000T0000Z-080210T0000Z/
BURKE-RENVILLE-BOTTINEAU-ROLETTE-WARD-MCHENRY-PIERCE-SHERIDAN-
WELLS-FOSTER-KIDDER-STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...BOTTINEAU...ROLLA...
MINOT...TOWNER...RUGBY...MCCLUSKY...HARVEY...CARRINGTON...
STEELE...JAMESTOWN...NAPOLEON...EDGELEY...ASHLEY...OAKES
342 AM CST SAT FEB 9 2008

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS
AFTERNOON. 

GROUND BLIZZARD CONDITIONS AND LIFE THREATENING WIND CHILLS WILL
CONTINUE TODAY AS BRISK NORTHWEST WINDS USHER IN COLD ARCTIC AIR
AND GUSTY WINDS OF 25 TO 45 MPH...WITH GUSTS POSSIBLY UP TO 50 MPH.
EXISTING LOOSE SNOW COVER OF 3 TO 6 INCHES IN COMBINATION WITH THE
STRONG WINDS WILL CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW AND
LOW VISIBILITIES. DANGEROUS WINDS CHILLS OF 40 TO 55 BELOW ARE
ALSO EXPECTED AS SUBZERO TEMPERATURES COMBINE WITH THE STRONG
WINDS. THESE DANGEROUS WEATHER CONDITIONS WILL CONTINUE THROUGH
MUCH OF TODAY. 

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...HAVE A WINTER SURVIVAL KIT WITH YOU. IF YOU GET
STRANDED...STAY WITH YOUR VEHICLE.

$$

NDZ001-009-010-017>021-031>035-046-091745-
/O.CON.KBIS.WC.W.0002.000000T0000Z-080210T0000Z/
DIVIDE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-
GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-EMMONS-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...NEW TOWN...
WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER...GARRISON...
BEACH...MEDORA...DICKINSON...MANDAN...BISMARCK...LINTON
342 AM CST SAT FEB 9 2008 /242 AM MST SAT FEB 9 2008/

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
THIS AFTERNOON...

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
THIS AFTERNOON. 

LIFE THREATENING WIND CHILLS AND NEAR GROUND BLIZZARD CONDITIONS
WILL CONTINUE TODAY. WIND CHILLS OF 40 TO 50 BELOW WILL ALSO
CONTINUE TODAY MAKING OUTSIDE ACTIVITY EXTREMELY DANGEROUS.
CONSIDERABLE BLOWING AND DRIFTING SNOW WILL WILL ALSO MAKE TRAVEL
HAZARDOUS WITH FREQUENT VISIBILITIES AS LOW AS ONE HALF MILE.

A WIND CHILL WARNING MEANS THE COMBINATION OF VERY COLD AIR AND
STRONG WINDS WILL CREATE DANGEROUSLY LOW WIND CHILL VALUES. THIS
WILL RESULT IN FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF
PRECAUTIONS ARE NOT TAKEN.

$$

NDZ040>045-091745-
/O.CON.KBIS.WW.Y.0004.000000T0000Z-080210T0000Z/
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
INCLUDING THE CITIES OF...MARMARTH...MOTT...ELGIN...BOWMAN...
HETTINGER...FORT YATES
342 AM CST SAT FEB 9 2008 /242 AM MST SAT FEB 9 2008/

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ THIS AFTERNOON...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST /5 PM
MST/ THIS AFTERNOON. 

DANGEROUS WIND CHILLS AND SNOW AND BLOWING SNOW WILL CONTINUE
TODAY. VISIBILITIES AS LOW AS ONE HALF MILE ARE POSSIBLE FROM
TIME TO TIME. A STRONG COLD FRONT HAS MOVED THROUGH THE AREA AND
WILL CONTINUE TO USHER IN COLD ARCTIC AIR AND GUSTY NORTHWEST
WINDS OF 25 TO 35 MPH...WITH GUSTS POSSIBLY UP TO 50 MPH. EXISTING
LOOSE SNOW COVER OF 1 TO 3 INCHES IN COMBINATION WITH THE STRONG
WINDS WILL CREATE SIGNIFICANT BLOWING AND DRIFTING SNOW AND LOW
VISIBILITIES. DANGEROUS WINDS CHILLS OF 25 TO 40 BELOW ARE
EXPECTED AS SUBZERO TEMPERATURES COMBINE WITH THE STRONG WINDS.
THESE DANGEROUS WEATHER CONDITIONS WILL CONTINUE THROUGH MUCH OF
TODAY. 

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

$$

VJ

000 
WWUS43 KBIS 091725
WSWBIS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE BISMARCK ND
1125 AM CST SAT FEB 9 2008

...A WIND CHILL WARNING IS IN EFFECT FOR NORTHWEST AND CENTRAL
NORTH DAKOTA AND A WIND CHILL ADVISORY IS IN EFFECT FOR SOUTHWEST
NORTH DAKOTA UNTIL 6 PM CST THIS EVENING...

.STRONG WINDS AND VERY COLD AIR WILL DROP THE WIND CHILL TO AROUND
55 BELOW IN NORTH CENTRAL TO AROUND 35 BELOW IN SOUTHWEST NORTH
DAKOTA THIS AFTERNOON. IN ADDITION TO THE BITTERLY COLD WIND
CHILLS...BLOWING AND DRIFTING SNOW CAN BE EXPECTED THIS AFTERNOON.
THE BLOWING AND DRIFTING SNOW IN EAST CENTRAL NORTH DAKOTA WILL
REDUCE VISIBILITIES AT TIMES AND CAUSE DRIFTS ACROSS THE ROADWAY
WHICH WILL MAKE TRAVEL HAZARDOUS.

TRAVELERS SHOULD USE EXTREME CAUTION. BE SURE TO CARRY A WINTER
SURVIVAL KIT AND WARM CLOTHING.  

NDZ002>005-011>013-022-023-025-036-037-047-048-050-051-100000-
/O.CAN.KBIS.BZ.W.0001.000000T0000Z-080210T0000Z/
/O.EXA.KBIS.WC.W.0002.000000T0000Z-080210T0000Z/
BURKE-RENVILLE-BOTTINEAU-ROLETTE-WARD-MCHENRY-PIERCE-SHERIDAN-
WELLS-FOSTER-KIDDER-STUTSMAN-LOGAN-LA MOURE-MCINTOSH-DICKEY-
INCLUDING THE CITIES OF...BOWBELLS...MOHALL...BOTTINEAU...ROLLA...
MINOT...TOWNER...RUGBY...MCCLUSKY...HARVEY...CARRINGTON...
STEELE...JAMESTOWN...NAPOLEON...EDGELEY...ASHLEY...OAKES
1125 AM CST SAT FEB 9 2008

...WIND CHILL WARNING IN EFFECT UNTIL 6 PM CST THIS AFTERNOON...
...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS REPLACED THE BLIZZARD
WARNING WITH A WIND CHILL WARNING...WHICH IS IN EFFECT UNTIL 6 PM
CST THIS AFTERNOON. 


BITTERLY COLD WEATHER CAN BE EXPECTED THIS AFTERNOON AS STRONG
NORTHWEST WINDS COMBINE WITH SUBZERO TEMPERATURES TO DRIVE THE
WIND CHILL DOWN TO 40 TO 55 BELOW. IN ADDITION THE STRONG
WINDS WILL CAUSE CONSIDERABLE BLOWING AND DRIFTING SNOW MAKING
TRAVEL HAZARDOUS. 

THE STRONG WINDS AND BITTERLY COLD WIND CHILLS COULD RESULT IN
FROST BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT
TAKEN.

$$

NDZ040>045-100000-
/O.CAN.KBIS.WW.Y.0004.000000T0000Z-080210T0000Z/
/O.NEW.KBIS.WC.Y.0005.080209T1725Z-080210T0000Z/
SLOPE-HETTINGER-GRANT-BOWMAN-ADAMS-SIOUX-
INCLUDING THE CITIES OF...MARMARTH...MOTT...ELGIN...BOWMAN...
HETTINGER...FORT YATES
1125 AM CST SAT FEB 9 2008 /1025 AM MST SAT FEB 9 2008/

...WIND CHILL ADVISORY IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS
AFTERNOON...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN BISMARCK HAS REPLACED THE WINTER
WEATHER ADVISORY WITH A WIND CHILL ADVISORY...WHICH IS IN EFFECT
UNTIL 6 PM CST /5 PM MST/ THIS AFTERNOON.

STRONG NORTHWEST WINDS AND SUBZERO TEMPERATURES WILL DROP THE WIND
CHILL INDEX TO 30 TO 40 BELOW THIS AFTERNOON. 

THE BITTERLY COLD WIND CHILLS COULD RESULT IN FROST BITE AND LEAD
TO HYPOTHERMIA IF PRECAUTIONS ARE NOT TAKEN. IF YOU MUST VENTURE
OUTDOORS...MAKE SURE YOU WEAR A HAT AND GLOVES.

$$

NDZ001-009-010-017>021-031>035-046-100000-
/O.CON.KBIS.WC.W.0002.000000T0000Z-080210T0000Z/
DIVIDE-WILLIAMS-MOUNTRAIL-MCKENZIE-DUNN-MERCER-OLIVER-MCLEAN-
GOLDEN VALLEY-BILLINGS-STARK-MORTON-BURLEIGH-EMMONS-
INCLUDING THE CITIES OF...CROSBY...WILLISTON...NEW TOWN...
WATFORD CITY...KILLDEER...BEULAH...HAZEN...CENTER...GARRISON...
BEACH...MEDORA...DICKINSON...MANDAN...BISMARCK...LINTON
1125 AM CST SAT FEB 9 2008 /1025 AM MST SAT FEB 9 2008/

...WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
THIS AFTERNOON...

A WIND CHILL WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/
THIS AFTERNOON. 

BITTERLY COLD WIND CHILLS WILL CONTINUE THOUGH THE AFTERNOON. 
WIND CHILLS OF 30 TO 50 BELOW WILL MAKE OUTSIDE ACTIVITY EXTREMELY
DANGEROUS. IN ADDITION THERE WILL BE AREAS OF BLOWING SNOW WHICH
WILL REDUCE VISIBILITIES AND CAUSE DRIFTS ACROSS ROADWAYS...MAKING
TRAVEL HAZARDOUS.

THE COMBINATION OF VERY COLD AIR AND STRONG WINDS WILL CREATE
DANGEROUSLY LOW WIND CHILL VALUES WHICH COULD RESULT IN FROST
BITE AND LEAD TO HYPOTHERMIA OR DEATH IF PRECAUTIONS ARE NOT
TAKEN.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BISMARCK ND
301 PM CST FRI FEB 8 2008

.SHORT TERM...
MODELS LOOK WELL LINED UP FOR A STRONG WINDS BEHIND ARCTIC COLD
FRONT WITH H3 JET OF 165 KTS OVER H85 FLOW OF 45 KTS. EXPECT THIS
TO SUSTAIN WINDS DURING THE DAY ON SATURDAY. SNOW DEPTH WILL
DEFINE THE WARNING DECISION TODAY. WILL GO WITH A BLIZZARD WARNING
NORTH CENTRAL AND EAST WHERE A COMBINATION OF SNOW FALL AND SNOW
DEPTH WILL BE SUFFICIENT FOR BLIZZARD CRITERIA. HAVE GONE WITH A
WIND CHILL WARNING FOR THE WEST CENTRAL AND SOUTH CENTRAL WHERE
SNOW DEPTH MAY NOT BE ENOUGH FOR ONE QUARTER MILE...BUT EXPECT
FREQUENT VISIBILITIES AS LOW AS ONE HALF MILE. THE SOUTHWEST CAN
EXPECT WINTER WEATHER ADVISORY CONDITIONS WHERE THE GENERAL LACK
OF SNOW COVER WILL MEAN WIND CHILLS AND SOME BLOWING SNOW THE
PRIMARY THREAT. THESE WARNINGS/ADVISORY CONTINUE THROUGH 6 PM
SATURDAY. OTHERWISE...THERE WILL BE AN OVER RUNNING SNOW EVENT ON
SUNDAY AND MONDAY.

.LONG TERM...TUESDAY THROUGH FRIDAY NIGHT...
TREND OF LAST FEW RUNS ON BOTH THE GFS AND ECMWF HAVE BEEN FOR A
PROGRESSIVE AND ACTIVE FLOW DURING THE EXTENDED. WILL START OFF DRY
ON TUESDAY AS A BROAD RIDGE OF HIGH PRESSURE RESTS OVER THE FORECAST
AREA. THIS WILL BRING WARMER TEMPS PER H85 TRENDS AND 1000-500MB
THICKNESS RISES. THIS IS ALL IN ADVANCE OF AN ALBERTA CLIPPER WHICH
DROPS TO THE NORTHERN BORDER EARLY TUESDAY NIGHT. THIS BAROCLINIC
BOUNDARY DROPS SOUTH TUESDAY NIGHT AND WEDNESDAY BRINGING A FAIRLY
GOOD SHOT OF SNOW. LATEST GFS PAINTS ABOUT 1 TO 2 INCHES WITH THIS
SYSTEM. SNOW ENDS NORTH TO SOUTH WEDNESDAY EVENING/NIGHT. BRISK
NORTHERLY WINDS WILL FOLLOW FOR WEDNESDAY EVENING WITH A 1042MB SFC
HIGH SETTING UP OVER THE AREA THURSDAY MORNING. GFS SHOWS COLD AIR
ADVECTION AND ABUNDANT LOW LEVEL MOISTURE LINGERING THROUGH MUCH OF
THE DAY THURSDAY WITH HIGHS MAINLY BETWEEN 10 AND 20 ABOVE. ANOTHER
TRANSITORY RIDGE WILL MIGRATE ACROSS THE FORECAST AREA THURSDAY
NIGHT AND FRIDAY...FOLLOWED BY ANOTHER SYSTEM FRIDAY NIGHT AND
SATURDAY. HIGH TEMPS TAKING A ROLLER COASTER RIDE WITH UPPER 20S ON
TUE...THEN FALLING TEMPS WEDS AND HIGHS IN THE TEENS THURSDAY...THEN
BACK INTO THE 20S AGAIN FRIDAY.

&&

.AVIATION...A POWERFUL ARCTIC FRONT WILL PLOW THROUGH THE STATE FROM
NORTHWEST TO SOUTHEAST TONIGHT. STRONG NORTHWEST WINDS OF 30 TO 45
MPH WILL DEVELOP BETWEEN 00Z-06Z OVER KISN/KDIK/KMOT...AND AFTER 06Z
AT KBIS/KJMS. THIS WILL CREATE BLOWING AND DRIFTING SNOW WITH GROUND
BLIZZARD CONDITIONS KJMS...AND VISIBILITY AT TIMES BELOW ONE MILE AT
THE OTHER AERODROMES. HOWEVER THE MOST DOMINANT WEATHER TONIGHT
THROUGH 18Z SATURDAY WILL BE FOR MVFR CEILINGS AND VISIBILITIES.
SOME SNOW SHOWERS WILL ACCOMPANY THE ARCTIC FRONT TONIGHT BUT END BY
12Z SATURDAY. EXPECT MAINLY MVFR AND IFR CONDITIONS FOR SATURDAY
WITH GUSTY WINDS AND AREAS OF BLOWING SNOW.
&&

.BIS WATCHES/WARNINGS/ADVISORIES...
WIND CHILL WARNING FROM 9 PM CST /8 PM MST/ THIS EVENING TO 6 PM
CST /5 PM MST/ SATURDAY FOR NDZ018>021-031>035-046.

WINTER WEATHER ADVISORY FROM 9 PM CST /8 PM MST/ THIS EVENING TO
6 PM CST /5 PM MST/ SATURDAY FOR NDZ040>045.

WIND CHILL WARNING FROM 6 PM THIS EVENING TO 6 PM CST SATURDAY
FOR NDZ001-009-010-017.

BLIZZARD WARNING FROM 9 PM THIS EVENING TO 6 PM CST SATURDAY FOR
NDZ002>005-011>013-022-023-025-036-037-047-048-050-051.

&&

ABELING/SIMOSKO

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BISMARCK ND
541 AM CST FRI FEB 8 2008

NDZ017-018-031>033-040-041-043-044-091145-
MCKENZIE-DUNN-GOLDEN VALLEY-BILLINGS-STARK-SLOPE-HETTINGER-BOWMAN-
ADAMS-
541 AM CST FRI FEB 8 2008 /441 AM MST FRI FEB 8 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST NORTH
DAKOTA AND SOUTHWEST NORTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

A SIGNIFICANT ARCTIC OUTBREAK IS TAKING SHAPE TO IMPACT THE REGION
THIS EVENING AND TONIGHT. LATEST FORECAST MODELS BRING A STRONG COLD
FRONT THROUGH WESTERN AND CENTRAL NORTH DAKOTA LATER THIS EVENING.
VERY STRONG NORTHWEST WINDS OF 30 TO 40 MPH AND GUSTS UP TO AROUND
50 MPH WILL ACCOMPANY THE FRONT...AND PERSIST INTO THE NIGHT.
DANGEROUS WIND CHILL TEMPERATURES WILL DEVELOP TONIGHT AS FRIGID
ARCTIC AIR MOVING IN BEHIND THE FRONT COMBINES WITH THE STRONG
NORTHWEST WINDS. WIND CHILLS TONIGHT COULD BE AS LOW AS -35 TO -45
BELOW ZERO. A WIND CHILL ADVISORY OR WARNING MAY BE ISSUED.

TRAVELERS ARE URGED TO STAY TUNED TO THE LATEST FORECASTS AS FURTHER
STATEMENTS WILL BE ISSUED DURING THE DAY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

DANGEROUS WIND CHILLS WILL CONTINUE INTO SATURDAY AFTERNOON AS
NORTHWEST WINDS OF 25 TO 35 MPH WITH POSSBILE GUSTS TO 45 MPH MAY
OCCUR. THIS WILL BRING WIND CHILLS DOWN TO AS LOW AS 50 BELOW
ZERO. IT IS EXPECTED THAT THE WINDS WILL FINALLY SUBSIDE BY
EVENING AND THUS THE WIND CHILL THREAT WILL DIMINISH.
HOWEVER...TEMPERATURES WILL BE VERY COLD IN THE RANGE OF 5 TO 15
BELOW ZERO.

THE COLDEST TEMPERATURES WILL OCCURR ON SUNDAY MORNING AS LOWS
WILL RANGE FROM 15 TO 20 BELOW ZERO.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE URGED TO REPORT ANY HAZARDOUS CONDITIONS ASSOCIATED
WITH THE VERY COLD WEATHER.

NDZ001>005-009>013-019>023-025-034>037-042-045>048-050-051-091145-
DIVIDE-BURKE-RENVILLE-BOTTINEAU-ROLETTE-WILLIAMS-MOUNTRAIL-WARD-
MCHENRY-PIERCE-MERCER-OLIVER-MCLEAN-SHERIDAN-WELLS-FOSTER-MORTON-
BURLEIGH-KIDDER-STUTSMAN-GRANT-SIOUX-EMMONS-LOGAN-LA MOURE-
MCINTOSH-DICKEY-
541 AM CST FRI FEB 8 2008 /441 AM MST FRI FEB 8 2008/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
NORTH DAKOTA...NORTHWEST NORTH DAKOTA...SOUTH CENTRAL NORTH
DAKOTA AND SOUTHEAST NORTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

A SIGNIFICANT ARCTIC OUTBREAK IS TAKING SHAPE TO IMPACT THE REGION
THIS EVENING AND TONIGHT. LATEST FORECAST MODELS BRING A STRONG COLD
FRONT THROUGH WESTERN AND CENTRAL NORTH DAKOTA LATER THIS EVENING.
VERY STRONG NORTHWEST WINDS OF 30 TO 40 MPH AND GUSTS UP TO AROUND
50 MPH WILL ACCOMPANY THE FRONT...AND PERSIST INTO THE NIGHT.
ALTHOUGH SNOWFALL WITH THE FRONT WILL BE LIGHT...STRONG WINDS IN
COMBINATION WITH SOME EXISTING SNOW COVER WILL CREATE AREAS OF
BLOWING AND DRIFTING SNOW. TRAVEL WILL BECOME HAZARDOUS IN PLACES AS
A RESULT AS VISIBILITIES MAY BE POOR.

IN ADDITION...DANGEROUS WIND CHILL TEMPERATURES WILL DEVELOP TONIGHT
AS FRIGID ARCTIC AIR MOVING IN BEHIND THE FRONT COMBINES WITH THE
STRONG NORTHWEST WINDS. WIND CHILLS TONIGHT COULD BE AS LOW AS -30
TO -40 BELOW ZERO.

TRAVELERS ARE URGED TO STAY TUNED TO THE LATEST FORECASTS AS FURTHER
STATEMENTS WILL BE ISSUED DURING THE DAY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

BRISK NORTHWEST WINDS OF 30 TO 40 MPH AND GUSTS UP TO AROUND 50 MPH
WILL PERSIST INTO SATURDAY AFTERNOON. THIS WILL CONTINUE TO BRING
DANGEROUS WIND CHILL TEMPERATURES POSSIBLY AS LOW AS -45 TO -55
BELOW ZERO. A WIND CHILL ADVISORY OR WARNING MAY BE NEEDED. ALONG
WITH THE WIND CHILLS...SOME BLOWING AND DRIFTING SNOW MAY REDUCE
VISIBILITIES ESPECIALLY IN OUT LYING AREAS CREATING BLIZZARD
CONDITIONS.

IF TRAVEL IS NECCESSARY...PLEASE TAKE ALONG A WINTER SURVIVAL KIT.
OTHERWISE DELAY YOUR TRAVEL PLANS UNTIL SUNDAY WHEN CONDITIONS WILL
IMPROVE.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE URGED TO REPORT ANY SNOW ACCUMULATIONS AND/OR
HAZARDOUS CONDITIONS ASSOCIATED WITH THE WINTER STORM TONIGHT AND
SATURDAY.

VJ