981 
WWUS83 KGRB 271544
SPSGRB

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
1044 AM CDT WED OCT 27 2010

WIZ022-038>040-048-049-073-074-280230-
DOOR-OUTAGAMIE-BROWN-KEWAUNEE-WINNEBAGO-CALUMET-
SOUTHERN MARINETTE-SOUTHERN OCONTO-
INCLUDING THE CITIES OF...STURGEON BAY...APPLETON...GREEN BAY...
ALGOMA...OSHKOSH...CHILTON...CRIVITZ
1044 AM CDT WED OCT 27 2010

...SIGNIFICANT FLUCTUATIONS IN WATER LEVELS ARE POSSIBLE ON THE
SOUTHERN BAY...THE FOX RIVER AND LAKE WINNEBAGO LATE TONIGHT INTO
THURSDAY...

PERSISTENT STRONG SOUTHWEST WINDS HAVE PUSHED WATER OUT INTO THE
BAY OF GREEN BAY...RESULTING IN LOW WATER LEVELS ON THE FOX RIVER
IN GREEN BAY. SAND BARS THAT ARE NORMALLY COVERED BY WATER ARE
VISIBLE ON THE FOX RIVER NEAR HIGHWAY 172.

THE WINDS ARE EXPECTED TO TURN WEST...BUT REMAIN GUSTY...TONIGHT
INTO THURSDAY...THEN DIMINISH BY THURSDAY EVENING. AS THE WINDS
CHANGE DIRECTION AND DECREASE...THE WATER IN THE BAY IS EXPECTED
TO SLOSH BACK INTO THE FOX RIVER...POSSIBLY RESULTING IN ABRUPT
AND SIGNIFICANT CHANGES IN WATER LEVELS. THIS PHENOMENA IS KNOWN
AS A SEICHE. THE TIMING AND MAGNITUDE OF THE WATER LEVEL
FLUCTUATIONS ON THE FOX RIVER ARE UNCERTAIN AT THIS TIME...AND
IT IS POSSIBLE THAT THE CHANGES MAY OCCUR GRADUALLY.

SIMILAR CONDITIONS WILL LIKELY OCCUR ON LAKE WINNEBAGO...WITH
WATER PILING UP ON THE NORTHERN END OF THE LAKE...THEN EVENTUALLY
SURGING BACK TO THE SOUTH. THIS MAY RESULT IN ABRUPT AND SIGNIFICANT
CHANGES IN WATER LEVELS ON LAKE WINNEBAGO.

BOATERS ON THE SOUTHERN BAY...THE FOX RIVER AND LAKE WINNEBAGO...
AND PERSONS PLANNING ACTIVITIES ALONG THEIR RESPECTIVE SHORELINES...
SHOULD BE ALERT FOR FLUCTUATING WATER LEVELS...ESPECIALLY LATER
TONIGHT INTO THURSDAY. ABRUPT RISES IN WATER LEVELS COULD RESULT
IN HAZARDOUS CONDITIONS FOR BOATERS AND OTHERS ENGAGED IN ACTIVITIES
ALONG THE SHORELINE. LOWLAND FLOODING COULD ALSO OCCUR...RESULTING
IN DAMAGE TO PIERS AND DOCKS.

$$
KIECKBUSCH