KXLH News

Feb 23, 2011 3:43 PM by Fred Pfeiffer

Weather: Winter is back. Cold and snow!

now is scattered over parts of the state today as an Arctic front settles in over the state. Several Advisories and Warnings have been issued for parts of Montana. You will find the text of those products below.

Overnight cold with a low near -1 and another two to four inches of snow possible. Northeast winds near 10 mph will give us wind chill factors close to -20!

Thursday an 100% chance of snow, with another inch or two possible. The high rising to near -2 in the morning and then falling during the afternoon to around -8. Our low near -16.

Friday mostly sunny and cold. High near 7 and the low -18.

Saturday partly sunny with the high reaching into the lower 20's.

Sunday partly sunny with some snow showers and a high of 30 with a low of 14.

Monday and Tuesday a slight chance of snow with highs between 25 and 35 degrees, with lows dropping into the low teens.

Drive and walk carefully!

Fred

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NATIONAL WEATHER SERVICE GREAT FALLS MT
233 PM MST WED FEB 23 2011

EASTERN GLACIER-HILL-CASCADE-CHOUTEAU-
CENTRAL AND SOUTHERN LEWIS AND CLARK-TOOLE-LIBERTY-
EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS-
INCLUDING THE FOLLOWING LOCATIONS...CUT BANK...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
233 PM MST WED FEB 23 2011

...WIND CHILL ADVISORY IN EFFECT UNTIL 5 PM MST THURSDAY...
...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN GREAT FALLS HAS ISSUED A WIND
CHILL ADVISORY...WHICH IS IN EFFECT UNTIL 5 PM MST THURSDAY. THE
WINTER WEATHER ADVISORY HAS BEEN CANCELLED.

* TIMING AND MAIN IMPACT: A BITTERLY COLD ARCTIC AIRMASS WILL
CONTINUE TO SURGE INTO THE REGION TONIGHT THROUGH THURSDAY.
NORTH TO NORTHEAST WINDS OF 10 TO 15 MPH WILL COMBINE WITH THE
VERY COLD TEMPERATURES TO CREATE VERY LOW WIND CHILL VALUES
THROUGH THURSDAY.

* WIND CHILL VALUES: 20 TO 40 BELOW ZERO.

* TEMPERATURES: TEMPERATURES WILL FALL TO THE SINGLE DIGITS AND
TEENS BELOW ZERO TONIGHT ACROSS MUCH OF THE AREA WITH COLDER
TEMPERATURES IN THE 20S TO AROUND 30 BELOW ZERO THURSDAY NIGHT
INTO FRIDAY MORNING.

* SNOW: PERIODS OF LIGHT SNOW WILL CONTINUE THROUGH THURSDAY WITH
ADDITIONAL ACCUMULATIONS OF UP TO 2 INCHES THROUGH THE PERIOD.

* OTHER IMPACTS: THESE CONDITIONS MAY BE ESPECIALLY DANGEROUS
FOR YOUNG LIVESTOCK.

* LOCATIONS AFFECTED INCLUDE: FAIRFIELD...STANFORD...CHINOOK...
CONRAD...SHELBY...CHESTER...CUT BANK...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 WIND CHILL ADVISORY MEANS THAT VERY COLD AIR AND STRONG WINDS
WILL COMBINE TO GENERATE LOW WIND CHILLS. THIS WILL 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.

NATIONAL WEATHER SERVICE MISSOULA MT
528 AM MST WED FEB 23 2011

WEST GLACIER REGION-
528 AM MST WED FEB 23 2011

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 AM MST THURSDAY.

* IMPACTS/TIMING: SNOWFALL AND GUSTY NORTHEAST WINDS WILL BOTH
INTENSIFY EARLY THIS EVENING. THE COMBINATION OF SNOW AND WIND
WILL PRODUCE WIDESPREAD BLOWING/DRIFTING OF SNOW AND LOCAL
BLIZZARD CONDITIONS WITH RAPID REDUCTIONS TO VISIBILITY. THIS
WILL CREATE EXTREMELY TREACHEROUS DRIVING CONDITIONS THROUGH
THURSDAY. DRAMATICALLY FALLING TEMPERATURES COMBINED WITH
CONTINUED GUSTY NORTHEAST WINDS WILL ALSO PRODUCE EXTREMELY
DANGEROUS WIND CHILLS TONIGHT THROUGH THURSDAY.

* SNOW ACCUMULATIONS: ADDITIONAL VALLEY ACCUMULATIONS OF 3 TO 6
INCHES TODAY THROUGH THURSDAY. AN ADDITIONAL 6 TO 12 INCHES
OVER MARIAS PASS AND HIGHER TERRAIN.

* VISIBILITY: LESS THAN ONE QUARTER MILE AT TIMES.

* WIND: NORTHEAST WINDS 15 TO 25 MPH WITH GUSTS TO 30 MPH DURING
THE DAY...INTENSIFYING TO SPEEDS OF 30 TO 35 MPH WITH GUSTS TO
45 MPH THIS EVENING THROUGH THURSDAY MORNING. STRONG WINDS
WILL CONTINUE THROUGH THURSDAY.

* WIND CHILL: 10 TO 20 BELOW ZERO LATE THIS AFTERNOON...BECOMING
25 TO 40 BELOW ZERO BY THURSDAY MORNING.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
BLOWING SNOW...OR ICE ACCUMULATIONS ARE EXPECTED OR OCCURRING.
STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

----------------------------------------

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
1135 AM MST WED FEB 23 2011

IMPRESSIVE WINTER SNOWFALL TOTALS CONTINUE TO ACCUMULATE ACROSS
NORTH CENTRAL AND SOUTHWEST MONTANA. SOME AREAS HAVE SET
NEW RECORDS FOR SNOWFALL FOR THE SEASON TO-DATE. THESE INCLUDE GREAT
FALLS...HOBSON...SIMPSON AND TURNER. SIMPSON AND TURNER ARE CLOSE TO
MATCHING THEIR RECORD HIGHEST SEASONAL SNOWFALL.

LOCATION SNOW FOR RANKING RECORD FOR /NORMAL /RECORD ENTIRE
SEASON SEASON /SEASON SEASON
FEB 23 THRU FEB 28 / FEB 28
BIG SKY 148.0 3RD SNOWIEST 196.1 1996-97..126.4..258.0 2007-08
BOZEMAN MSU 80.2 6TH SNOWIEST 119.2 1941-42...56.7..157.5 1996-97
CASCADE 20SSE 51.7 2ND SNOWIEST 57.1 2003-04...30.9...95.1 2003-04
CHESTER 48.3 2ND SNOWIEST 59.5 2008-09...21.0...85.0 2008-09
CHINOOK 46.5 3RD SNOWIEST 55.3 1993-94...21.6...63.0 1995-96
CHOTEAU 39.0 12TH SNOWIEST 58.0 1977-78...24.4...90.0 1966-67
CONRAD 41.0 12TH SNOWIEST 61.5 1946-47...23.0...82.0 1934-35
EAST GLACIER 123.4 22ND SNOWIEST 249.0 1971-72..116.3..284.0 1971-72
FT ASSINIBOINE 39.8 3RD SNOWIEST 42.8 1958-59...24.2...50.1 1989-90
FORT BENTON 60.1 12TH SNOWIEST 111.4 1958-59...32.0..114.1 1958-59
GOLD BUTTE 85.6 2ND SNOWIEST 89.0 2006-10...37.8..127.0 2006-07
GRASS RANGE 51.4 10TH SNOWIEST 99.8 1958-59...30.7..118.0 1958-59
GREAT FALLS 82.6 SNOWIEST 70.9 1958-59...39.8..120.2 1988-89
HARLEM 48.0 3RD SNOWIEST 58.8 1964-65...22.8...68.2 1964-65
HAVRE 60.0 3TH SNOWIEST 68.5 1977-78...30.8...93.4 1981-82
HOBSON 78.6 SNOWIEST 73.6 2009-10...MSG ...92.9 2009-10
MILLEGAN 14SE 156.0 2ND SNOWIEST 166.0 2009-10...65.2..179.0 2007-08
NEIHART 107.0 5TH SNOWIEST 158.1 1965-66...68.8..156.0 1981-82
SHELBY 35.3 4TH SNOWIEST 43.0 1948-49...18.5...68.2 2008-09
SIMPSON 60.9 SNOWIEST 42.1 2009-10...21.9...61.8 1966-67
STANFORD 52.2 6TH SNOWIEST 79.7 1971-72...32.8..118.4 1974-75
TURNER 51.2 SNOWIEST 46.5 1985-86...18.7...53.8 2003-04
W YELLOWSTONE 158.6 11TH SNOWIEST 241.1 1994-95..122.3..316.6 1994-95
W SULPHUR SPGS 50.6 116.5 1947-48.. 23.9..142.5 1963-64


SOME RECORDS AND NEAR RECORDS FOR MONTHLY SNOWFALL HAVE BEEN
ESTABLISHED OVER THE WINTER.

MONTH SNOW
BIG SKY NOVEMBER 2010 51.1..OLD RECORD 41.9 INCHES IN 2005.
BOZEMAN MSU FEBRUARY 2011 26.6..2ND HIGHEST IN FEBRUARY. RECORD
IS 28.1 INCHES IN 2005.
CASCADE 20SE FEBRUARY 2011 21.8..2ND HIGHEST IN FEBRUARY. RECORD
IS 24.0 INCHES IN 1958.
CHOTEAU FEBRUARY 2011 17.0..2ND HIGHEST IN FEBRUARY. RECORD
IS 18.5 INCHES IN 1894.
GREAT FALLS FEBRUARY 2011..31.7..OLD RECORD 28.8 INCHES IN 1958.
GOLD BUTTE NOVEMBER 2010 30.3..OLD RECORD 25.2 INCHES IN 1958.
MILLEGAN NOVEMBER 2010 52.0..OLD RECORD 51.0 INCHES IN 2005.
NEIHART FEBRUARY 2011 37.9..OLD RECORD 34.6 INCHES IN 2003.
SIMPSON NOVEMBER 2010 19.5..OLD RECORD 16.0 INCHES IN 1960.
DECEMBER 2010 22.0..OLD RECORD 19.0 INCHES IN 2009.
TURNER 11N JANUARY 2011 31.1..OLD RECORD 20.9 INCHES IN 2004.


AT GREAT FALLS...THE 31.7 INCHES RECORDED SO FAR IS NOT ONLY THE
HIGHEST AMOUNT RECORDED IN ANY FEBRUARY...BUT THE SECOND HIGHEST
MONTHLY TOTAL OF ANY MONTH. THE HIGHEST AMOUNT IS A TIE WITH APRIL
1967 AND APRIL 2009. BOTH MONTHS RECEIVED 35.4 INCHES OF SNOW.


A FEW LOCATIONS HAVE SET NEW SNOWFALL RECORDS FOR THE SEASON-TO-DATE.
THESE INCLUDE...
OLD RECORD THROUGH FEBRUARY
GREAT FALLS 82.6 INCHES...70.9 INCHES IN 1958-59
HOBSON 78.6 INCHES...73.6 INCHES IN 2009-10
SIMPSON 60.9 INCHES...42.1 INCHES IN 2009-10
TURNER 11N 51.2 INCHES...46.5 INCHES IN 1985-86.

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