025  
SXUS45 KMSO 191230  
RECGPI  
 
RECREATION FORECAST FOR FLATHEAD LAKE  
NATIONAL WEATHER SERVICE MISSOULA MT  
605 AM MDT TUE MAY 19 2026  
 
NOTE: THE EXPERIMENTAL WAVE HEIGHT FORECASTS ARE REPRESENTATIVE OF  
THE MID LAKE WATERS AND DOWNWIND SHORES. WAVE HEIGHTS MAY BE  
SIGNIFICANTLY LESS ON UPWIND SHORES.  
   
TODAY
 
PARTLY SUNNY. A CHANCE OF SHOWERS AND A SLIGHT CHANCE OF  
THUNDERSTORMS EARLY IN THE AFTERNOON. A CHANCE OF THUNDERSTORMS  
LATE IN THE AFTERNOON. HIGHS IN THE UPPER 50S. VARIABLE WINDS UP  
TO 10 MPH. CHANCE OF PRECIPITATION 50 PERCENT. WAVES LESS THAN  
1 FOOT.    
TONIGHT
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE EVENING, THEN A  
SLIGHT CHANCE OF RAIN AFTER MIDNIGHT. LOWS IN THE MID 40S.  
VARIABLE WINDS UP TO 10 MPH. CHANCE OF RAIN 30 PERCENT. WAVES  
LESS THAN 1 FOOT.    
WEDNESDAY
 
MOSTLY CLOUDY. A CHANCE OF RAIN IN THE MORNING, THEN  
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.  
HIGHS IN THE UPPER 50S. VARIABLE WINDS UP TO 10 MPH. CHANCE OF  
PRECIPITATION 70 PERCENT. WAVES LESS THAN 1 FOOT.    
WEDNESDAY NIGHT
 
MOSTLY CLOUDY. A CHANCE OF SHOWERS AND A  
SLIGHT CHANCE OF THUNDERSTORMS IN THE EVENING. LOWS IN THE LOWER  
40S. VARIABLE WINDS UP TO 10 MPH. CHANCE OF PRECIPITATION  
50 PERCENT. WAVES LESS THAN 1 FOOT.    
THURSDAY
 
SUNNY. HIGHS AROUND 60 . VARIABLE WINDS UP TO 10 MPH.  
WAVES LESS THAN 1 FOOT.  
 
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