National Weather Service Weather Forecast Office

GRAND FORKS DAILY CLIMATOLOGICAL SUMMARY
NATIONAL WEATHER SERVICE EASTERN NORTH DAKOTA/GRAND FORKS            
131 AM CDT SUN MAY 19 2013


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...THE GRAND FORKS INTL AP ND CLIMATE SUMMARY FOR MAY 18 2013...
...SNOWFALL DATA INCOMPLETE DUE TO STATION CLOSURE 1130PM TO 545AM...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1941 TO 2013


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         69    402 PM  95    1988  69      0       89       
  MINIMUM         54   1159 PM  25    2002  42     12       49       
  AVERAGE         62                        56      6       69      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.04          0.93 2003   0.09  -0.05     0.00    
  MONTH TO DATE    0.54                      1.44  -0.90     0.47    
  SINCE MAR 1      3.13                      3.41  -0.28     3.67    
  SINCE JAN 1      3.92                      4.48  -0.56     4.56    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          MM      MM   0.0    0.0      0.0     
  MONTH TO DATE    0.0                       0.1   -0.1      0.0     
  SINCE MAR 1     20.3                      10.2   10.1      5.9     
  SINCE JUL 1     50.2                      47.4    2.8     22.8     
  SNOW DEPTH       0                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        3                        10     -7        0       
  MONTH TO DATE  255                       231     24      120       
  SINCE MAR 1   2806                      2159    647     1509       
  SINCE JUL 1   9807                      9309    498     7346       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         1     -1        4       
  MONTH TO DATE    4                         3      1       16       
  SINCE MAR 1      4                         4      0       16       
  SINCE JAN 1      4                         4      0       16       
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WIND (MPH)                                                           
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     N (10)       
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION     N (10)       
  AVERAGE WIND SPEED     9.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  RAIN                                                               
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           800 AM                                     
 LOWEST     73           400 PM                                     
 AVERAGE    87                                                       

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THE GRAND FORKS INTL AP ND CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   69        96      1948                    
 MINIMUM TEMPERATURE (F)   43        28      2002                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 19 2013...........SUNRISE   545 AM CDT   SUNSET   906 PM CDT   
MAY 20 2013...........SUNRISE   544 AM CDT   SUNSET   907 PM CDT   

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




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...SNOWFALL DATA INCOMPLETE DUE TO STATION CLOSURE 1130PM TO 545AM...
 
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