406  
WWUS75 KBOU 181359  
NPWBOU  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DENVER CO  
759 AM MDT SAT APR 18 2026  
 
COZ038>051-181500-  
/O.EXP.KBOU.FZ.W.0001.000000T0000Z-260418T1400Z/  
LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY-BOULDER AND  
JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY-NORTH  
DOUGLAS COUNTY BELOW 6000 FEET/DENVER/WEST ADAMS AND ARAPAHOE  
COUNTIES/EAST BROOMFIELD COUNTY-ELBERT/CENTRAL AND EAST DOUGLAS  
COUNTIES ABOVE 6000 FEET-NORTHEAST WELD COUNTY-CENTRAL AND SOUTH  
WELD COUNTY-MORGAN COUNTY-CENTRAL AND EAST ADAMS AND ARAPAHOE  
COUNTIES-NORTH AND NORTHEAST ELBERT COUNTY BELOW 6000 FEET/NORTH  
LINCOLN COUNTY-SOUTHEAST ELBERT COUNTY BELOW 6000 FEET/SOUTH  
LINCOLN COUNTY-LOGAN COUNTY-WASHINGTON COUNTY-SEDGWICK COUNTY-  
PHILLIPS COUNTY-  
INCLUDING THE CITIES OF LARKSPUR, STONEHAM, WIGGINS, KUTCH, RAYMER,  
FORDER, PAWNEE BUTTES, GREELEY, HEREFORD, LITTLETON, CASTLE ROCK,  
AURORA, STERLING, SEDGWICK, PUNKIN CENTER, PEETZ, ROGGEN, FORT  
COLLINS, FORT MORGAN, CROOK, AMHERST, MERINO, DENVER INTERNATIONAL  
AIRPORT, JULESBURG, ARVADA, BENNETT, BRUSH, ELBERT, DEER TRAIL,  
LIMON, AKRON, COPE, LONGMONT, GOLDEN, GROVER, KARVAL, KIOWA, EATON,  
AGATE, OVID, BRIGGSDALE, FONDIS, FORT LUPTON, OTIS, NUNN, BRIGHTON,  
HOLYOKE, PARKER, HUGO, LAST CHANCE, LOVELAND, HIGHLANDS RANCH,  
HAXTUN, CITY OF DENVER, MATHESON, GOODRICH, BYERS, LEADER, BOULDER,  
AND LAKEWOOD  
759 AM MDT SAT APR 18 2026  
   
..FREEZE WARNING WILL EXPIRE AT 8 AM MDT THIS MORNING
 
 
OVERNIGHT LOWS RANGED FROM 27-32 ACROSS FORT COLLINS, WEST LOVELAND,  
BOULDER, AND METRO DENVER, TO THE LOW- TO MID-20S ACROSS MOST OF THE  
PLAINS. THE COLDEST LOCATIONS WERE NEAR LIMON WHERE IT DROPPED TO  
THE TEENS. TEMPERATURES WILL WARM NICELY INTO THE 50S THIS  
AFTERNOON.  
 

 
 
FOR MORE INFORMATION FROM THE NATIONAL WEATHER SERVICE, VISIT  
HTTPS://WEATHER.GOV/BOU  
 
SCHLATTER  
 
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