229  
SXUS45 KMSO 211230  
RECGPI  
 
RECREATION FORECAST FOR FLATHEAD LAKE  
NATIONAL WEATHER SERVICE MISSOULA MT  
605 AM MDT MON SEP 21 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
 
SUNNY. HIGHS AROUND 70 . VARIABLE WINDS UP TO 10 MPH.  
WAVES LESS THAN 1 FOOT.    
TONIGHT
 
MOSTLY CLEAR. LOWS IN THE MID 50S. VARIABLE WINDS UP  
TO 10 MPH. WAVES LESS THAN 1 FOOT.    
TUESDAY
 
PARTLY SUNNY. HIGHS AROUND 70 . VARIABLE WINDS UP TO  
10 MPH. WAVES LESS THAN 1 FOOT.    
TUESDAY NIGHT
 
PARTLY CLOUDY. LOWS IN THE MID 50S. VARIABLE  
WINDS UP TO 10 MPH. WAVES LESS THAN 1 FOOT.    
WEDNESDAY
 
SUNNY. HIGHS IN THE UPPER 60S. VARIABLE WINDS UP TO  
10 MPH. WAVES LESS THAN 1 FOOT.  
 
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