260  
CDUS45 KTFX 212240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT SUN MAY 21 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 21 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 1246 PM 89 1928 64 17 45  
MINIMUM 46 424 AM 24 1931 39 7 28  
AVERAGE 64 52 12 37  
 
PRECIPITATION (IN)  
TODAY T 1.74 1962 0.11 -0.11 T  
MONTH TO DATE 1.12 1.72 -0.60 1.24  
SINCE OCT 1 8.86 7.82 1.04 6.24  
SINCE JAN 1 6.18 5.37 0.81 4.48  
 
DEGREE DAYS  
HEATING  
TODAY 1 13 -12 28  
MONTH TO DATE 222 349 -127 379  
SINCE MAR 1 2179 2069 110 2266  
SINCE JUL 1 8005 7835 170 7669  
 
COOLING  
TODAY 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 23 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 7.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 93 1928  
MINIMUM TEMPERATURE (F) 40 24 1930  
 
SUNRISE AND SUNSET  
MAY 21 2023...........SUNRISE 536 AM MDT SUNSET 854 PM MDT  
MAY 22 2023...........SUNRISE 535 AM MDT SUNSET 855 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 MT Page Main Text Page