AFOS product CLIBTM
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CDUS45 KMSO 180739
CLIBTM

CLIMATE REPORT 
NATIONAL WEATHER SERVICE MISSOULA MT
139 AM MDT THU MAY 18 2023

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

...THE BUTTE MT CLIMATE SUMMARY FOR MAY 17 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         67    233 PM  82    1976  62      5       67       
                                      2006                           
  MINIMUM         43    438 AM  16    1896  35      8       36       
  AVERAGE         55                        48      7       52     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          0.82 2019   0.07  -0.06     0.00     
  MONTH TO DATE    1.26                      0.90   0.36     0.23     
  SINCE JAN 1      3.97                      3.72   0.25     1.39     

SNOWFALL (IN)                                                              
  YESTERDAY       MM                                                  
  MONTH TO DATE   MM                                                  
  SINCE MAR 1     MM                                                  
  SINCE JUL 1     MM                                                  
  SNOW DEPTH      MM                                                  

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       10                        17     -7       13        
  MONTH TO DATE  242                       333    -91      366        
  SINCE MAR 1   2449                      2157    292     2259        
  SINCE JUL 1   9166                      8632    534     8137        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE MAR 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (160)       
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION     E (90)        
  AVERAGE WIND SPEED     4.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  RAIN                                                                
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM                                      
 LOWEST     37           200 PM                                      
 AVERAGE    65                                                        

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


THE BUTTE MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   62        84      2009                      
 MINIMUM TEMPERATURE (F)   35        21      1960                      


SUNRISE AND SUNSET                                                    
MAY 18 2023...........SUNRISE   555 AM MDT   SUNSET   859 PM MDT     
MAY 19 2023...........SUNRISE   554 AM MDT   SUNSET   900 PM MDT     


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




$$