758  
NOUS45 KCYS 090242  
PNSCYS  
NEZ002-003-019>021-054-055-095-096-WYZ101>119-091445-  
 
PUBLIC INFORMATION STATEMENT  
NATIONAL WEATHER SERVICE CHEYENNE, WY  
842 PM MDT FRI SEP 8 2017  
   
..SUMMER 2017 SUMMARY
 
 
THE METEOROLOGICAL SUMMER (JUNE THROUGH AUGUST 2017) WAS DRIER AND  
WARMER THAN NORMAL. THE DRIEST CONDITIONS OCCURRED FROM EXTREME  
SOUTHEAST WYOMING ACROSS THE SOUTHERN NEBRASKA PANHANDLE WHERE  
PRECIPITATION DEFICITS RANGED FROM THREE TO SIX AND A HALF INCHES.  
THE WAS A LONG STRETCH OF HOT TEMPERATURES IN JULY. CHADRON NEBRASKA  
REGISTERED 25 CONSECUTIVE DAYS WITH HIGH TEMPERATURES AT OR ABOVE  
90 DEGREES.  
 
THE FOLLOWING ARE MEAN TEMPERATURES, PRECIPITATION (PCPN) AND  
DEPARTURES FROM NORMAL (DEP):  
 
LOCATIONHIGH/DEPLOW/DEPMEAN/DEPPCPN/DEP  
 
CHEYENNE 81.6/+1.6 53.6/+0.8 67.6/+1.23.31/-3.17  
DOUGLAS 85.8/+0.851.7/+0.268.8/+0.64.70/+0.29  
LARAMIE80.0/+3.245.8/+0.362.9/+1.73.05/-1.15  
RAWLINS 83.4/+3.3 48.6/+1.0 66.0/+2.2 1.95/-0.68  
TORRINGTON 88.3/+1.9 55.5/+0.7 71.9/+1.3 2.66/-2.82  
 
ALLIANCE86.1/+1.252.6/-0.869.4/+0.35.22/-1.68  
CHADRON88.5/+1.855.1/+0.771.8/+1.25.27/-1.66  
SCOTTSBLUFF88.7/+2.257.2/+1.672.9/+1.83.26/-2.72  
SIDNEY87.8/+0.852.7/-4.470.2/-1.81.94/-6.46  
 
HIGHEST TEMP/DATE LOWEST TEMP/DATE  
 
CHEYENNE97/JULY 1945/JUNE 23  
DOUGLAS100/JULY 938/JUNE 13  
LARAMIE92/JULY 1935/JUNE 15  
RAWLINS94/JULY 1930/JUNE 13  
TORRINGTON105/JULY 1944/JUNE 13  
 
ALLIANCE104/JULY 1938/JUNE 18  
CHADRON108/JULY 1941/JUNE 26  
SCOTTSBLUFF104/JULY 1946/JUNE 4  
SIDNEY103/JULY 1941/JUNE 18  
 
DAYS HIGHS >=90 DAYS HIGHS >=100  
 
CHEYENNE110  
DOUGLAS351  
LARAMIE20  
RAWLINS150  
TORRINGTON464  
 
ALLIANCE324  
CHADRON438  
SCOTTSBLUFF466  
SIDNEY415  
 
DEPARTURES FROM NORMAL ARE BASED ON 1981-2010 CLIMATOLOGICAL  
NORMALS.  
 

 
 
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