Winter Seasonal Summary

...THE BISMARCK ND CLIMATE SUMMARY FOR THE SEASON, FROM
12/1/2010 TO 2/28/2011...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1875 TO 2011

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR'S         
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)      
                                          NORMAL                      
................................................................
TEMPERATURE (F)
RECORD
 HIGH              68   2/25/1958                          
 LOW              -45   02/16/1936                                
                        01/13/1916                                
HIGHEST            49   02/15        MM      MM       45  01/16       
LOWEST            -32   02/02        MM      MM      -33  01/08       
AVG. MAXIMUM     19.7              25.1    -5.4     18.2              
AVG. MINIMUM      1.9               3.8    -1.9      2.1              
MEAN             10.8              14.5    -3.7     10.1              
DAYS MAX >= 90      0               0.0     0.0        0              
DAYS MAX <= 32     73              58.8    14.2       81              
DAYS MIN <= 32     89              89.8    -0.8       90              
DAYS MIN <= 0      38              36.5     1.5       41              

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         3.24   1968-1969                                     
 MINIMUM         0.30   1900-1901                                    
                                                                      
TOTALS           3.10              1.44    1.66     2.24              
DAILY AVG.       0.03              0.02    0.01     0.02              
DAYS >= .01        38              22.4    15.6       25              
DAYS >= .10        10               4.3     5.7        8              
DAYS >= .50         0               0.1    -0.1        0              
DAYS >= 1.00        0               0.0     0.0        0              
GREATEST
 24 HR. TOTAL    0.45   12/03 TO 12/03
 STORM TOTAL     0.45   12/03 TO 12/03

SNOWFALL (INCHES)
RECORDS
 TOTAL              M   M                                             
TOTALS           44.8              M        M       45.5              

DEGREE_DAYS
HEATING TOTAL    4860                                                 
COOLING TOTAL       0                                                 
.........................................................

WIND (MPH)
HIGHEST WIND SPEED/DIRECTION    37/290    DATE  02/17
HIGHEST GUST SPEED/DIRECTION    56/290    DATE  02/13

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM                                      
NUMBER OF DAYS FAIR           27
NUMBER OF DAYS PC             25
NUMBER OF DAYS CLOUDY         38

AVERAGE RH (PERCENT)     79

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                1     FREEZING RAIN              0
LT FREEZING RAIN          2     HAIL                       0
HEAVY SNOW                3     SNOW                       6
LIGHT SNOW               61     SLEET                      1
FOG                      65     FOG W/VIS <= 1/4 MILE      9
HAZE                     36                                           
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.    



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