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CDAK48 PAFC 101249
CLICDB


CLIMATE REPORT
NATIONAL WEATHER SERVICE ANCHORAGE, AK                               
348 AM AKST SUN DEC 10 2017


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

...THE COLD BAY CLIMATE SUMMARY FOR DECEMBER 9 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         41        MM  48    2013  36      5       31        
  MINIMUM         34        MM   4    1975  28      6       19        
  AVERAGE         38                        32      6       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.07          1.10 2007   0.16  -0.09     0.54    
  MONTH TO DATE    0.94                      1.46  -0.52     1.34    
  SINCE SEP 1     13.87                     15.93  -2.06    18.04    
  SINCE JAN 1     33.43                     38.67  -5.24    37.34    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           5.4  2016   0.4   -0.4      5.4     
  MONTH TO DATE    2.6                       3.7   -1.1      9.6     
  SINCE SEP 1      4.8                      16.3  -11.5     11.4     
  SINCE JUL 1      4.8                      16.3  -11.5     11.4     
  SNOW DEPTH       T                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        33     -6       40       
  MONTH TO DATE  276                       294    -18      326       
  SINCE DEC 1    276                       294    -18      326       
  SINCE JUL 1   2999                      3314   -315     2676       
                                                                     
 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   4   RESULTANT WIND DIRECTION  NW (320)      
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (310)      
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     4.2                                         


                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100                                                       
 LOWEST     85                                                       
 AVERAGE    93                                                       

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

                                                                     
THE COLD BAY CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   36        47      1994                    
 MINIMUM TEMPERATURE (F)   27         6      1998                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 10 2017......SUNRISE  1006 AM AKST  SUNSET   521 PM AKST  
DECEMBER 11 2017......SUNRISE  1008 AM AKST  SUNSET   521 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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