137  
CDUS45 KRIW 170733  
CLICPR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE RIVERTON WY  
131 AM MDT TUE OCT 17 2017  
 
   
...............................
 
 
   
..THE CASPER WY CLIMATE SUMMARY FOR OCTOBER 16 2017
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1939 TO 2017  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 332 PM 83 1991 59 9 66  
MINIMUM 33 1008 PM 18 1992 31 2 40  
AVERAGE 51 45 6 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.06 1998 0.04 -0.04 T  
MONTH TO DATE 0.95 0.61 0.34 0.05  
SINCE SEP 1 2.37 1.69 0.68 1.60  
SINCE JAN 1 12.29 10.77 1.52 13.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.2 -0.2 0.0  
MONTH TO DATE 4.5 3.3 1.2 T  
SINCE SEP 1 4.5 5.1 -0.6 T  
SINCE JUL 1 4.5 5.1 -0.6 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 20 -6 12  
MONTH TO DATE 331 279 52 218  
SINCE SEP 1 609 518 91 426  
SINCE JUL 1 630 564 66 486  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 54 25 29 29  
SINCE JAN 1 448 422 26 451    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 13.1  
 
 
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 48 1000 PM  
LOWEST 10 300 PM  
AVERAGE 29  
   
......................................................
 
 
 
THE CASPER WY CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 79 2003  
MINIMUM TEMPERATURE (F) 31 19 2012  
1996  
1968  
 
 
SUNRISE AND SUNSET  
OCTOBER 17 2017.......SUNRISE 722 AM MDT SUNSET 620 PM MDT  
OCTOBER 18 2017.......SUNRISE 723 AM MDT SUNSET 618 PM MDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WY Page Main Text Page