171  
CDUS41 KLWX 100527  
CLIBWI  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC  
126 AM EDT SUN AUG 10 2008  
 
...................................  
   
..THE BALTIMORE CLIMATE SUMMARY FOR AUGUST 9 2008
 
 
CLIMATE NORMAL PERIOD 1971 TO 2000  
CLIMATE RECORD PERIOD 1870 TO 2008  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 440 PM 101 1930 86 -5 94  
MINIMUM 59 323 AM 53 1989 65 -6 73  
AVERAGE 70 76 -6 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.95 1969 0.12 -0.12 0.43  
MONTH TO DATE 0.53 1.08 -0.55 0.56  
SINCE JUN 1 9.70 8.36 1.34 6.07  
SINCE JAN 1 29.73 25.67 4.06 20.70  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 16 -16 1  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 5 11 -6 19  
MONTH TO DATE 98 105 -7 166  
SINCE JUN 1 810 713 97 810  
SINCE JAN 1 849 799 50 935    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 78 200 AM  
LOWEST 33 500 PM  
AVERAGE 56  
 
..........................................................  
 
 
THE BALTIMORE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 86 100 1900  
MINIMUM TEMPERATURE (F) 65 54 1999  
 
 
SUNRISE AND SUNSET  
AUGUST 10 2008........SUNRISE 616 AM EDT SUNSET 808 PM EDT  
AUGUST 11 2008........SUNRISE 616 AM EDT SUNSET 806 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 

 
...................................  
   
..THE MD SCIENCE CENTER CLIMATE SUMMARY FOR AUGUST 9 2008
 
 
CLIMATE NORMAL PERIOD 9999 TO 9999  
CLIMATE RECORD PERIOD 9999 TO 9999  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 83 MM MM MM MM MM 96  
MINIMUM 65 MM MM MM MM MM 77  
AVERAGE 74 MM MM 87  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 MM MM MM MM 0.34  
MONTH TO DATE 0.95 MM MM 0.52  
SINCE JUN 1 9.35 MM MM 4.99  
SINCE JAN 1 25.99 MM MM 18.05  
 
SNOWFALL (IN)  
YESTERDAY MM MM MM  
MONTH TO DATE MM MM MM  
SINCE JUL 1 MM MM MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 MM MM 0  
MONTH TO DATE 0 MM MM 0  
SINCE JUN 1 0 MM MM 0  
SINCE JUL 1 0 MM MM 0  
 
COOLING  
YESTERDAY 9 MM MM 22  
MONTH TO DATE 127 MM MM 214  
SINCE JUN 1 1028 MM MM 1223  
SINCE JAN 1 1116 MM MM 1470    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM  
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM  
AVERAGE WIND SPEED MM  
 
 
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 63 300 AM  
LOWEST 33 500 PM  
AVERAGE 48  
 
..........................................................  
 
 
THE MD SCIENCE CENTER CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) MM MM MM  
MINIMUM TEMPERATURE (F) MM MM MM  
 
 
SUNRISE AND SUNSET  
AUGUST 10 2008........SUNRISE 615 AM EDT SUNSET 808 PM EDT  
AUGUST 11 2008........SUNRISE 616 AM EDT SUNSET 806 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
 

 
 
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