479  
FGUS83 KGRR 301502  
RVSGRR  
MIC005-025-045-057-065-075-077-081-105-121-139-011702-  
 
HYDROLOGIC STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
1102 AM EDT SUN APR 30 2017  
 
...WATER LEVELS ARE HIGH OR FORECAST TO HAVE SIGNIFICANT RISES FOR  
THE FOLLOWING RIVERS OR CREEKS: GRAND RIVER AT JACKSON...EATON  
RAPIDS...ADA...GRAND RAPIDS...ROBINSON TOWNSHIP...RED CEDAR AT  
WILLIAMSTON...EAST LANSING...THORNAPPLE RIVER AT CALEDONIA...  
KALAMAZOO RIVER AT MARSHALL...COMSTOCK...NEW RICHMOND...PERE  
MARQUETTE RIVER AT SCOTTVILLE...WHITE RIVER AT WHITEHALL...PINE RIVER  
AT ALMA...  
 
.ANOTHER 1 TO 2 INCHES OF RAIN IS GENERALLY EXPECTED ACROSS THE  
AREA THROUGH MONDAY MORNING. THIS WILL CONTINUE CONTRIBUTING TO  
RIVER RISES. THE FOLLOWING FORECAST IS BASED ON OBSERVED AND FORECAST  
24 HOUR PRECIPITATION.  
 
FOR THE GRAND RIVER AT JACKSON... THE LATEST STAGE WAS 11.6 FEET AT 9  
AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE FORECASTED  
IS 12.7 FEET AFTER MIDNIGHT TONIGHT. FLOOD STAGE IS 14.0 FEET. AT  
13.0 FEET... RIVER IS BANKFULL. RIVER BEGINS TO FLOW INTO LOW LYING  
AREAS..  
 
FOR THE GRAND RIVER AT EATON RAPIDS... THE LATEST STAGE WAS  
ESTIMATED AT 4.1 FEET AT 11 AM SUNDAY. NO FLOODING IS FORECAST. THE  
MAXIMUM STAGE FORECASTED IS 5.0 FEET TUESDAY EVENING. FLOOD STAGE IS  
6.0 FEET. AT 5.0 FEET...RIVER IS BANKFULL. EXPECT MINOR OVERFLOW  
INTO LOW LYING AREAS..  
 
FOR THE GRAND RIVER AT ADA... THE LATEST STAGE WAS 11.3 FEET AT 9 AM  
SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE FORECASTED IS  
17.0 FEET EARLY THURSDAY MORNING. FLOOD STAGE IS 20.0 FEET.  
 
FOR THE GRAND RIVER AT GRAND RAPIDS... THE LATEST STAGE WAS 7.6 FEET  
AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 14.6 FEET THURSDAY EARLY AFTERNOON. FLOOD STAGE IS  
18.0 FEET.  
 
FOR THE GRAND RIVER AT ROBINSON TOWNSHIP... THE LATEST STAGE WAS 10.9  
FEET AT 7 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 13.2 FEET THURSDAY MORNING. FLOOD STAGE IS 13.3 FEET.  
AT 13.3 FEET... MINOR FLOODING BEGINS IN LOW AREAS..  
 
FOR THE RED CEDAR RIVER ABOVE WILLIAMSTON... THE LATEST STAGE WAS 5.2  
FEET AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 7.0 FEET EARLY WEDNESDAY MORNING. FLOOD STAGE IS 9.0  
FEET. AT 7.0 FEET... RIVER IS BANKFULL. OVERFLOW BEGINS IN LOW LYING  
AREAS ADJACENT TO THE RIVER..  
 
FOR THE RED CEDAR RIVER AT EAST LANSING... THE LATEST STAGE WAS 4.2  
FEET AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 6.0 FEET WEDNESDAY EARLY AFTERNOON. FLOOD STAGE IS 7.0  
FEET. AT 6.0 FEET... RIVER REACHES BANKFULL AND LOW LYING AREAS  
FLOOD..  
 
FOR THE THORNAPPLE RIVER NEAR CALEDONIA... THE LATEST STAGE WAS 4.8  
FEET AT 9 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 8.0 FEET EARLY WEDNESDAY MORNING. FLOOD STAGE IS 10.0  
FEET. AT 8.0 FEET... RIVER IS BANKFULL. EXPECT OVERFLOW INTO LOW  
LYING AREAS ALONG THE RIVER..  
 
FOR THE KALAMAZOO RIVER AT MARSHALL... THE LATEST STAGE WAS 4.9 FEET  
AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 6.0 FEET TOMORROW EVENING. FLOOD STAGE IS 8.0 FEET.  
AT 6.0 FEET... RIVER IS BANKFULL. EXPECT MINOR FLOODING OF FARMLAND  
AND PASTURES ADJACENT TO THE RIVER..  
 
FOR THE KALAMAZOO RIVER AT COMSTOCK... THE LATEST STAGE WAS 5.2 FEET  
AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 7.0 FEET THURSDAY MORNING. FLOOD STAGE IS 9.0 FEET.  
AT 7.0 FEET... RIVER IS BANKFULL..  
 
FOR THE KALAMAZOO RIVER NEAR NEW RICHMOND... THE LATEST STAGE WAS  
12.9 FEET AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM  
STAGE FORECASTED IS 15.4 FEET WEDNESDAY MORNING. FLOOD STAGE IS 17.0  
FEET. AT 15.0 FEET... RIVER IS BANKFULL AND BEGINS TO SPILL OVER  
INTO LARGE SWAMPY AREAS ALONG THE RIVER. BOARDWALK ALONG THE RIVER  
WOULD BECOME FLOODED..  
 
FOR THE PERE MARQUETTE RIVER NEAR SCOTTVILLE... THE LATEST STAGE WAS  
2.3 FEET AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM  
STAGE FORECASTED IS 4.7 FEET WEDNESDAY EVENING. FLOOD STAGE IS 5.5  
FEET. AT 5.0 FEET... EXPECT HIGH WATER TO BEGIN COVERING CAMPGROUND  
ROAD ADJACENT TO RIVER IN SCOTTVILLE PARK..  
 
FOR THE WHITE RIVER ABOVE WHITEHALL... THE LATEST STAGE WAS 2.5 FEET  
AT 10 AM SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE  
FORECASTED IS 5.4 FEET TUESDAY EVENING. FLOOD STAGE IS 6.0 FEET. AT  
5.0 FEET... RIVER IS BANKFULL. OVERFLOW BEGINS IN LOW LYING AREAS..  
 
FOR THE PINE RIVER AT ALMA... THE LATEST STAGE WAS 3.3 FEET AT 8 AM  
SUNDAY. NO FLOODING IS FORECAST. THE MAXIMUM STAGE FORECASTED IS  
7.0 FEET EARLY TUESDAY MORNING. FLOOD STAGE IS 8.0 FEET. AT 7.0  
FEET... 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 7AM  
LOCATION STAGE STAGE DAY TIME MON TUE WED  
 
GRAND RIVER  
JACKSON 14.0 11.6 SUN 09 AM 12.5 11.9 11.7  
EATON RAPIDS 6.0 M M 4.2 4.7 4.8  
ADA 20.0 11.3 SUN 09 AM 12.8 14.8 16.4  
GRAND RAPIDS 18.0 7.6 SUN 10 AM 9.4 11.8 13.6  
ROBINSON TOWNSH 13.3 10.9 SUN 07 AM 11.2 11.6 12.4  
 
RED CEDAR  
WILLIAMSTON 9.0 5.2 SUN 10 AM 5.6 6.7 7.0  
EAST LANSING 7.0 4.2 SUN 10 AM 4.4 5.2 5.9  
 
THORNAPPLE RIVER  
CALEDONIA 10.0 4.8 SUN 09 AM 6.0 7.7 8.0  
 
KALAMAZOO RIVER  
MARSHALL 8.0 4.9 SUN 10 AM 5.7 5.9 5.7  
COMSTOCK 9.0 5.2 SUN 10 AM 5.4 5.9 6.4  
NEW RICHMOND 17.0 12.9 SUN 10 AM 13.5 14.7 15.4  
 
PERE MARQUETTE RIVER  
SCOTTVILLE 5.5 2.3 SUN 10 AM 3.3 3.9 4.5  
 
WHITE RIVER  
WHITEHALL 6.0 2.5 SUN 10 AM 3.5 5.2 5.4  
 
PINE RIVER  
ALMA 8.0 3.3 SUN 08 AM 5.9 7.0 6.6  
 

 
 
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