PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
421 AM MST WED DEC 12 2007

...FREQUENCY OF 3 INCH OR GREATER SNOWFALL IN BILLINGS...

OVER THE COURSE OF AN ENTIRE YEAR...THE FREQUENCY OF DAILY
SNOWFALL OF 3 INCHES OR MORE IN BILLINGS IS 1.25 PERCENT.
ELIMINATING JUNE...JULY AND AUGUST...THE PERCENTAGE RISES
SLIGHTLY TO 1.66 PERCENT.

THE FOLLOWING DAYS EXCEED THESE CHANCES DURING THE COLD SEASON
(OCTOBER THROUGH APRIL) BY AT LEAST 5 PERCENT. OFFICIAL
OBSERVATIONS STARTED BEING RECORDED IN BILLINGS IN 1934.


7 PERCENT CHANCE OR GREATER:

DECEMBER 4     9 PERCENT
JANUARY 15     8 PERCENT
MARCH 2        8 PERCENT
MARCH 13       8 PERCENT


6 PERCENT:

NOVEMBER 18   
DECEMBER 23    
APRIL 2..4           


5 PERCENT:

OCTOBER 15     
NOVEMBER 1..9..25    
DECEMBER 30   
JANUARY 1..17
FEBRUARY 4..7
MARCH 4..9..17..19..21..23
APRIL 18..27..30

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US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Billings Weather Forecast Office
2170 Overland Avenue
Billings, Montana 59102-6455

Tel: (406)652-0851