AFOS product CLISFO
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CDUS46 KMTR 011220
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE IN SAN FRANCISCO                            
420 AM PST MON JAN 1 2007

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR DECEMBER 31 2006...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1927 TO 2006

WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         51    757 PM  67    1958  55     -4       61       
  MINIMUM         47   1159 PM  32    1991  42      5       51       
  AVERAGE         49                        49      0       56      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.86 2005   0.12  -0.12     1.86    
  MONTH TO DATE    3.37                      2.89   0.48     9.34    
  SINCE JUL 1      5.34                      6.72  -1.38    10.73    
  SINCE JAN 1     20.60                     20.11   0.49    26.99    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY       MM                                                 
  MONTH TO DATE    0.0                                               
  SINCE DEC 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                        16      0        9       
  MONTH TO DATE  449                       476    -27      363       
  SINCE DEC 1    449                       476    -27      363       
  SINCE JUL 1   1060                      1100    -40      878       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    153                       142     11       68       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     W (280)      
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     3.7                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                
  HAZE                                                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           400 AM                                     
 LOWEST     71           500 PM                                     
 AVERAGE    82                                                       
..........................................................
                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   55        68      1996                    
 MINIMUM TEMPERATURE (F)   42        31      1965                    
                                                                     
SUNRISE AND SUNSET                                                   
JANUARY  1 2007.......SUNRISE   725 AM PST   SUNSET   502 PM PST   
JANUARY  2 2007.......SUNRISE   725 AM PST   SUNSET   503 PM PST   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          


$$



&&
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TEMPERATURE SUMMARIES FOR SELECTED LOCATIONS
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
430 AM PST MON JAN 01 2007

TEMPERATURE CLIMATOLOGY FOR JAN 01 2007.
--------------------------------------------------------------------
               DEC JAN  JAN    HIGHEST    LOWEST     RECORDS SET ON
                31 1     01    SINCE      SINCE          JAN 01
                HI LO  NORMS   JAN 1      JUL 1     HI YEAR  LO YEAR
--------------  -----  -----  ---------  ---------  -------  -------
SAN FRANCISCO   52 46  57 46  87 JUL 22  40 DEC 19  67 1997  34 1882
SFO AIRPORT     51 42  55 42  97 JUL 22  35 DEC 19  67 1958  32 1991
OAKLAND         53 42  56 44  94 JUL 22  34 DEC 19  66 1997  33 1978
OAKLAND AIRPOR  51 38  55 43  98 JUL 22  31 DEC 18  66 1958  32 1951
MOFFETT FIELD   53 43  56 41 100 JUL 22  31 DEC 19  68 1958  30 1947
SAN JOSE        54 45  58 41 104 JUL 23  33 DEC 18  70 1958  27 1965
SANTA ROSA      56  M  57 38 105 JUL 22  26 DEC 19  66 1997  18 1915
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HIGHS AND LOWS FOR TODAY WILL BE IN THE AFTERNOON REPORT.
ALL NORMALS ARE 1971-2000 AVERAGE EXCEPT
MOFFETT NAS WHICH IS A 1961-1990 AVERAGE.



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

PRECIPITATION DATA FOR SELECTED LOCATIONS
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
430 PM PST SAT DEC 30 2006

PRECIPITATION DATA AS OF 4 PM FOR SELECTED CALIFORNIA LOCATIONS
-------------------------------------------------------------------
NORMALS ARE      LAST    JUL 1-        JUL 1-       JUL 1-   JUL 1-
1971-2000         24     DEC 30        DEC 30       DEC 30   JUN 30
AVERAGES.       HOURS    2006   PON    2005   PON   NORMAL   NORMAL
--------------  -----   -----------   -----------   ------   ------
BAKERSFIELD      0.00    0.91    49    1.49    81     1.85     6.49
EUREKA           0.00   15.21    97   23.26   148    15.69    38.10
FRESNO           0.00    1.64    50    2.02    61     3.31    11.23
OAKLAND          0.00    6.04    75   10.51   130     8.07    22.94
REDDING          0.00   10.76    94   17.32   151    11.45    33.52
SACRAMENTO       0.00    4.36    65    7.48   111     6.71    19.87
SFO AIRPORT      0.00    5.34    81    8.37   127     6.60    20.10
SAN FRANCISCO    0.00    8.99   113   11.14   140     7.97    22.28
SAN JOSE         0.00    3.54    73    5.40   111     4.88    15.08
SANTA ROSA       0.00    9.64    87   16.63   150    11.11    31.01
LOS ANGELES      0.00    1.31    35    2.01    54     3.71    15.14
SAN DIEGO        0.00    1.67    54    0.77    25     3.09    10.77
-------------------------------------------------------------------
PON - PERCENT OF NORMAL FOLLOWS THE JUL 1 - DEC 30 AMOUNTS.
TRACE AMOUNTS ARE LISTED AS TRACE.
SACRAMENTO DATA REFLECTS DOWNTOWN SACRAMENTO.