340  
CDUS45 KTFX 200805  
CLIGTF  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
105 AM MST FRI NOV 20 2009  
 
   
...............................  
 
   
..THE GREAT FALLS MT CLIMATE SUMMARY FOR NOVEMBER 19 2009  
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1886 TO 2009  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 52 125 PM 71 1932 40 12 35  
MINIMUM 26 145 AM -23 1921 21 5 24  
AVERAGE 39 31 8 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.50 2007 0.02 -0.02 T  
MONTH TO DATE 0.02 0.38 -0.36 0.73  
SINCE OCT 1 1.51 1.31 0.20 1.26  
SINCE JAN 1 13.69 14.01 -0.32 15.72  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.8 2007 0.3 -0.3 T  
MONTH TO DATE 0.2 4.1 -3.9 2.6  
SINCE SEP 1 7.1 9.9 -2.8 9.3  
SINCE JUL 1 7.1 10.2 -3.1 9.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 34 -8 35  
MONTH TO DATE 470 574 -104 423  
SINCE SEP 1 1398 1457 -59 1285  
SINCE JUL 1 1491 1582 -91 1349  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 90 21 69 1  
SINCE JAN 1 287 288 -1 298    
..............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 18.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 53 200 AM  
LOWEST 21 1200 PM  
AVERAGE 37  
   
......................................................  
 
 
THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 67 1936  
MINIMUM TEMPERATURE (F) 21 -19 1900  
 
 
SUNRISE AND SUNSET  
NOVEMBER 20 2009......SUNRISE 738 AM MST SUNSET 444 PM MST  
NOVEMBER 21 2009......SUNRISE 739 AM MST SUNSET 443 PM MST  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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