AFOS product CLISFO
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
000 
CDUS46 KMTR 181209
CLISFO

CLIMATE REPORT
NATIONAL WEATHER SERVICE IN SAN FRANCISCO                            
530 AM PDT MON SEP 18 2006

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

...THE SAN FRANCISCO AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 17 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         81    252 PM  94    1984  73      8       66       
  MINIMUM         53    631 AM  47    1927  55     -2       55       
  AVERAGE         67                        64      3       61      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.28 1982   0.01  -0.01     0.00    
  MONTH TO DATE    T                         0.07  -0.07     0.00    
  SINCE JUL 1      T                         0.17  -0.17      T      
  SINCE JAN 1     15.26                     13.56   1.70    16.26    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0                                               
  MONTH TO DATE    0.0                                               
  SINCE SEP 1      0.0                                               
  SINCE JUL 1      0.0                                               
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         2     -2        4       
  MONTH TO DATE   57                        34     23       61       
  SINCE SEP 1     57                        34     23       61       
  SINCE JUL 1    169                       167      2      153       
                                                                     
 COOLING                                                             
  YESTERDAY        2                         2      0        0       
  MONTH TO DATE    6                        23    -17        0       
  SINCE SEP 1      6                        23    -17        0       
  SINCE JAN 1    141                       107     34       48       
..................................................................

WIND (MPH)                                                           
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     W (290)      
  AVERAGE WIND SPEED     6.6                                         
                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.0                                              
                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               
                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77           600 AM                                     
 LOWEST     21           100 PM                                     
 AVERAGE    49                                                       
..........................................................
                                                                     
THE SAN FRANCISCO AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   73        92      1984                    
 MINIMUM TEMPERATURE (F)   55        44      1927                    
                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 18 2006.....SUNRISE   654 AM PDT   SUNSET   713 PM PDT   
SEPTEMBER 19 2006.....SUNRISE   655 AM PDT   SUNSET   711 PM PDT   
                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          

&&
---------------------------------------------------------------------
TEMPERATURE SUMMARIES FOR SELECTED LOCATIONS
NATIONAL WEATHER SERVICE SAN FRANCISCO CA
530 AM PDT MON SEP 18 2006

TEMPERATURE CLIMATOLOGY FOR SEP 18 2006.
--------------------------------------------------------------------
               SEP SEP  SEP    HIGHEST    LOWEST     RECORDS SET ON
                17 18    18    SINCE      SINCE          SEP 18
                HI LO  NORMS   JAN 1      JUL 1     HI YEAR  LO YEAR
--------------  -----  -----  ---------  ---------  -------  -------
SAN FRANCISCO   81 56  71 56  87 JUL 22  50 JUL 07  94 1912  49 1960
SFO AIRPORT     81 57  73 55  97 JUL 22  50 SEP 16  92 1984  44 1927
OAKLAND         82 59  75 58  94 JUL 22  52 SEP 16  92 2000  53 1999
OAKLAND AIRPOR  81 53  71 57  98 JUL 22  49 SEP 17  91 1939  46 1944
MOFFETT FIELD   86 58  75 57 100 JUL 22  50 SEP 16  94 2000  46 1954
SAN JOSE        84 60  82 56 104 JUL 23  52 SEP 16 100 1913  42 ----
SANTA ROSA      88  M  82 53 105 JUL 22  44 SEP 16 104 1919  36 1926
--------------------------------------------------------------------
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
530 PM PDT SUN SEP 17 2006

PRECIPITATION DATA AS OF 5 PM FOR SELECTED CALIFORNIA LOCATIONS
-------------------------------------------------------------------
NORMALS ARE      LAST    JUL 1-        JUL 1-       JUL 1-   JUL 1-
1971-2000         24     SEP 17        SEP 17       SEP 17   JUN 30
AVERAGES.       HOURS    2006   PON    2005   PON   NORMAL   NORMAL
--------------  -----   -----------   -----------   ------   ------
BAKERSFIELD      0.00    0.00     0    0.01    10     0.10     6.49
EUREKA           0.00    0.08     8    0.19    20     0.96    38.10
FRESNO           0.00    0.00     0    0.00     0     0.15    11.23
OAKLAND          0.00    0.00     0    0.00     0     0.32    22.94
REDDING          0.00    0.04     9    0.01     2     0.44    33.52
SACRAMENTO       0.00    0.00     0    0.00     0     0.27    19.87
SFO AIRPORT      0.00    0.00     0    0.00     0     0.17    20.10
SAN FRANCISCO    0.00    0.00     0    0.03    11     0.28    22.28
SAN JOSE         0.00    0.00     0    0.01     4     0.23    15.08
SANTA ROSA       0.00    0.01     3    0.04    11     0.38    31.01
LOS ANGELES      0.00    0.00     0    0.00     0     0.32    15.14
SAN DIEGO        0.00    0.05    25    0.01     5     0.20    10.77
-------------------------------------------------------------------
PON - PERCENT OF NORMAL FOLLOWS THE JUL 1 - SEP 17 AMOUNTS.
TRACE AMOUNTS ARE LISTED AS TRACE.
SACRAMENTO DATA REFLECTS DOWNTOWN SACRAMENTO.

$$