735  
FGUS83 KGRR 230038  
RVSGRR  
MIC015-081-105-123-240238-  
 
HYDROLOGIC STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
838 PM EDT SUN APR 22 2018  
 
THE FOLLOWING FORECASTS ARE FOR RIVERS IN SOUTHWEST LOWER MICHIGAN...  
 
FOR THE GRAND RIVER AT LOWELL... THE LATEST STAGE WAS ESTIMATED AT  
9.8 FEET AT 8 PM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECAST IS 9.7 FEET AFTER MIDNIGHT TONIGHT. FLOOD STAGE IS 15.0  
FEET.  
 
FOR THE THORNAPPLE RIVER ABOVE HASTINGS... THE LATEST STAGE WAS 4.9  
FEET AT 8 PM SUNDAY. NO FLOODING IS FORECAST. THE RIVER HAS FALLEN  
0.3 FEET IN THE PAST 24 HOURS. FLOOD STAGE IS 7.0 FEET.  
 
FOR THE PERE MARQUETTE RIVER NEAR SCOTTVILLE... THE LATEST STAGE WAS  
3.8 FEET AT 8 PM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM  
STAGE FORECASTED IS 4.1 FEET TOMORROW MORNING. FLOOD STAGE IS 5.5  
FEET. AT 4.0 FEET... RIVER IS BANKFULL. OVERFLOW OF LOW LYING AREAS  
ADJACENT TO THE RIVER OCCURS.  
 
FOR THE MUSKEGON RIVER AT BRIDGETON... THE LATEST STAGE WAS 12.3 FEET  
AT 8 PM SUNDAY. NO FLOODING IS FORECAST. THE RIVER HAS RISEN 0.2  
FEET IN THE PAST 24 HOURS. FLOOD STAGE IS 13.0 FEET. AT 12.0  
FEET... THE RIVER IS BANKFULL.  
 
SAFETY MESSAGE...CAUTION IS URGED WHEN WALKING NEAR RIVERBANKS.  
 
STAY TUNED TO FURTHER DEVELOPMENTS BY LISTENING TO YOUR LOCAL  
RADIO... TELEVISION... OR NOAA WEATHER RADIO STATION FOR FURTHER  
INFORMATION.  
 

 
 
FLOOD OBSERVED FORECAST 7PM  
LOCATION STAGE STAGE DAY TIME MON TUE WED  
 
GRAND RIVER  
LOWELL 15.0 E9.8 SUN 08 PM 9.4 8.9 8.7  
 
THORNAPPLE RIVER  
HASTINGS 7.0 4.9 SUN 08 PM 4.4 4.1 4.0  
 
PERE MARQUETTE RIVER  
SCOTTVILLE 5.5 3.8 SUN 08 PM 4.1 3.9 3.7  
 
MUSKEGON RIVER  
BRIDGETON 13.0 12.3 SUN 08 PM 12.0 11.8 11.7  
 

 
 
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