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MIZ047>049-053>055-060>063-068>070-075-076-082-083-251300-



URBAN AND SMALL STREAM FLOOD ADVISORY

NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI

455 AM EST SUN FEB 25 2001



...AN URBAN AND SMALL STREAM FLOOD ADVISORY CONTINUES FOR ALL

OF SOUTHEAST MICHIGAN UNTIL 8 AM EST THIS MORNING...



AT 450 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED

WIDESPREAD RAIN SHOWERS ACROSS SOUTHEAST LOWER MICHIGAN. MOST OF

THIS RAINFALL WAS LIGHT TO MODERATE WITH SOME ISOLATED POCKETS OF

HEAVIER RAIN NOTED. THE AREA OF RAIN WAS MOVING RAPIDLY EAST

NORTHEAST AT 40 MPH. AT THIS RATE...THE STEADIER RAIN WILL BE

TAPERING TO SCATTERED SHOWERS BY ABOUT 8 AM. ONCE THE ACTIVITY

DIMINISHES TO SHOWERS...THE THREAT OF FLOODING WILL DIMINISH AS

WELL.



RAINFALL TOTALS ACROSS SOUTHEAST MICHIGAN BETWEEN 7 PM SATURDAY AND 4

AM SUNDAY WERE GENERALLY IN THE THREE QUARTERS TO ONE INCH RANGE.

SOME SPECIFIC RAINFALL TOTALS FOR THE 7 PM TO 4 AM TIME PERIOD

INCLUDE...



...ADRIAN...0.66 INCH...

...ANN ARBOR...0.70 INCH...

...DETROIT METRO AIRPORT...0.64 INCH...

...FLINT BISHOP AIRPORT...0.80 INCH...

...MBS TRI CITIES AIRPORT...0.74 INCH...

...MOUNT CLEMENS...0.38 INCH...

...NWS WHITE LAKE...1.01 INCHES...

...PONTIAC...0.76 INCH...

...PORT HOPE...0.80 INCH...

...YPSILANTI...0.63 INCH...



ADDITIONAL RAINFALL TOTALS OF ONE TENTH TO ONE QUARTER INCH ARE

EXPECTED BY 8 AM.



THE ADVISORY REMAINS IN EFFECT FOR THE FOLLOWING CITIES AND

SURROUNDING COMMUNITIES...



MIDLAND...                   BAY CITY...        SAGINAW...

CARO...                      BAD AXE...         SANDUSKY...

PORT HURON...                OWOSSO...          FLINT...

LAPEER...                    MOUNT CLEMENS...   PONTIAC...

HOWELL...                    ANN ARBOR...       ADRIAN...

MONROE...



AND THE DETROIT METRO AREA.



SIGNIFICANT PONDING OF WATER ON ROADS IS EXPECTED WHERE SNOW BLOCKS

OPENINGS TO STORM SEWERS. ALSO...THE FROZEN GROUND WILL NOT ABSORB

THE RAINFALL AND ANY MELTING SNOW...RESULTING IN STANDING WATER IN

LOW LYING AREAS SUCH AS ROAD UNDERPASSES. ROADS THAT DRAIN POORLY

WILL ACQUIRE SEVERAL INCHES OF STANDING WATER. SMALL CREEKS AND

STREAMS MAY BRIEFLY RISE OUT OF THEIR BANKS.



MOTORISTS TRAVELING AROUND THE AREA ARE URGED TO SLOW DOWN AND USE

EXTRA CAUTION EARLY THIS MORNING. STAY TUNED TO NATIONAL WEATHER

SERVICE WEATHER RADIO...OR YOUR LOCAL TELEVISION AND RADIO STATIONS

FOR LATER FORECAST UPDATES.



OKEEFE

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