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375 
CDAK48 PAFC 311306
CLIANC


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK                               
406 AM AKST SUN DEC 31 2017


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

...THE ANCHORAGE AK CLIMATE SUMMARY FOR DECEMBER 30 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1952 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         22        MM  45    2015  24     -2       31        
  MINIMUM         13        MM -20    1964  12      1       11        
  AVERAGE         18                        18      0       21      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.38 1972   0.03  -0.03             
  MONTH TO DATE    0.44                      1.08  -0.64             
  SINCE SEP 1      6.71                      7.26  -0.55             
  SINCE JAN 1     18.65                     16.55   2.10             
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.1  2006   0.5   -0.5      0.6     
  MONTH TO DATE    2.1                      16.2  -14.1     16.9     
  SINCE SEP 1     10.4                      37.6  -27.2     20.8     
  SINCE JUL 1     10.4                      37.6  -27.2     20.8     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                                0                
  MONTH TO DATE 1146                             -233                
  SINCE DEC 1   1146                             -233                
  SINCE JUL 1   4020                             -523                
                                                                     
 COOLING                                                             
  YESTERDAY        0                                0                
  MONTH TO DATE    0                                0                
  SINCE DEC 1      0                                0                
  SINCE JAN 1      3                                1                
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     5.3                                         



                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84                                                       
 LOWEST     71                                                       
 AVERAGE    78                                                       

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

                                                                     
THE ANCHORAGE AK CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   24        43      2014                    
                                             1984                    
                                             1980                    
 MINIMUM TEMPERATURE (F)   12       -25      1964                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 31 2017......SUNRISE  1014 AM AKST  SUNSET   353 PM AKST  
JANUARY  1 2018.......SUNRISE  1014 AM AKST  SUNSET   354 PM AKST  

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




$$
783 
CDAK48 PAFC 311308
CLIANC

CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK                               
406 AM AKST SUN DEC 31 2017


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

...THE ANCHORAGE AK CLIMATE SUMMARY FOR DECEMBER 30 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1952 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         22        MM  45    2015  24     -2       31        
  MINIMUM         13        MM -20    1964  12      1       11        
  AVERAGE         18                        18      0       21      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.38 1972   0.03  -0.03             
  MONTH TO DATE    0.44                      1.08  -0.64             
  SINCE SEP 1      6.71                      7.26  -0.55             
  SINCE JAN 1     18.65                     16.55   2.10             
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.1  2006   0.5   -0.5      0.6     
  MONTH TO DATE    2.1                      16.2  -14.1     16.9     
  SINCE SEP 1     10.4                      37.6  -27.2     20.8     
  SINCE JUL 1     10.4                      37.6  -27.2     20.8     
  SNOW DEPTH       3                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       47                                0                
  MONTH TO DATE 1146                             -233                
  SINCE DEC 1   1146                             -233                
  SINCE JUL 1   4020                             -523                
                                                                     
 COOLING                                                             
  YESTERDAY        0                                0                
  MONTH TO DATE    0                                0                
  SINCE DEC 1      0                                0                
  SINCE JAN 1      3                                1                
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (330)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     5.3                                         



                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84                                                       
 LOWEST     71                                                       
 AVERAGE    78                                                       

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

                                                                     
THE ANCHORAGE AK CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   24        43      2014                    
                                             1984                    
                                             1980                    
 MINIMUM TEMPERATURE (F)   12       -25      1964                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 31 2017......SUNRISE  1014 AM AKST  SUNSET   353 PM AKST  
JANUARY  1 2018.......SUNRISE  1014 AM AKST  SUNSET   354 PM AKST  

CIVIL TWILIGHT
DECEMBER 31 2017        START    914 AM GMT     END    454 PM GMT
JANUARY 1 2018          START    913 AM GMT     END    455 PM GMT


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




$$
&&
------------------------------------------------------
AMOUNT OF DAYLIGHT TODAY  (HOUR:MIN)........ 5:39   
GAIN/LOSS SINCE YESTERDAY (HOUR:MIN:SEC)....+0:01:55