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CDAK48 PAFC 301247
CLICDB


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK                               
347 AM AKST SAT DEC 30 2017


................................... 

...THE COLD BAY CLIMATE SUMMARY FOR DECEMBER 29 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1942 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         39        MM  50    2016  34      5       50        
  MINIMUM         34        MM  -9    1950  25      9       34        
  AVERAGE         37                        30      7       42      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03          1.70 1975   0.12  -0.09     0.13    
  MONTH TO DATE    4.54                      4.21   0.33     5.24    
  SINCE SEP 1     17.47                     18.68  -1.21    21.94    
  SINCE JAN 1     37.03                     41.42  -4.39    41.24    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           3.3  2015   0.5   -0.5      0.0     
  MONTH TO DATE   20.8                      11.7    9.1     15.0     
  SINCE SEP 1     23.0                      24.3   -1.3     16.8     
  SINCE JUL 1     23.0                      24.3   -1.3     16.8     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        35     -7       23       
  MONTH TO DATE  910                       979    -69      925       
  SINCE DEC 1    910                       979    -69      925       
  SINCE JUL 1   3633                      3999   -366     3275       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  22   RESULTANT WIND DIRECTION  SE (120)      
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    SE (120)      
  HIGHEST GUST SPEED    41   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED    22.9                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  LIGHT SNOW                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    96                                                       
 LOWEST     64                                                       
 AVERAGE    80                                                       

..........................................................

                                                                     
THE COLD BAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   34        47      1992                    
 MINIMUM TEMPERATURE (F)   25        -1      1979                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 30 2017......SUNRISE  1017 AM AKST  SUNSET   530 PM AKST  
DECEMBER 31 2017......SUNRISE  1017 AM AKST  SUNSET   531 PM AKST  

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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