Hydrometeorological Discussion
Issued by NWS North Central River Forecast Center

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Hydrometeorological Forecast Discussion
NWS North Central River Forecast Center Twin Cities/Chanhassen MN
1040 AM CDT Fri Sep 30 2016

...Precipitation...
A low pressure system over Indiana will remain nearly stationary
through tomorrow while high pressure extends from Eastern Canada
into Minnesota and the eastern Dakotas.

In the past 24 hours...southeast lower Michigan received 0.5 to 2
inches of rain with a few reports between 3 and 6 inches near
Detroit. Light rain fell over the remainder of lower Michigan,
Indiana, and Illinois.

In the next 24 hours...another 0.25 to 1 inch of rain is on tap
for lower Michigan, Indiana, Illinois, and southeastern Wisconsin.
A half an inch of rain is forecast for lower Michigan on day 2.
Day 3 shows light rain moving into North Dakota and continuing
over lower Michigan.

...Hydrologic Conditions...

Significant flooding continues across much of eastern Iowa as last
week`s heavy rainfall works its way through the tributary
watersheds and into the mainstem Mississppi.

Significant flooding continues along the Cedar River from Cedar
Falls and on downstream. Stages are falling at Cedar Rapids but
levels are expected to remain above flood stage until around
October 1-2. Major flooding is imminent for communities further
downstream on the Cedar, and on the Iowa River all the way to
the Mississippi River confluence.

The Wapsipinicon River at De Witt Iowa is well above major flood
levels and should remain so for several more days.

Moderate or higher flood levels are forecast for much of the
Mississippi River downstream of Rock Island, Lock and Dam 15.
Major flooding is forecast from Lock and Dam 17 at New Boston
downstream through Burlington. The crest isn`t expected to reach
Dam 19 at Keokuk until around October 3.  The crest should reach
St Louis around October 6-7 and Chester around October 7-8.

For additional and more in-depth information concerning river
forecasts, precipitation and all hydrometeorological information
in the NCRFC area of responsibility, please refer to the NCRFC
web page at:     http://www.weather.gov/ncrfc

Emergency Call Back List: RJW LNE WES ALH

If no response from this list, call the DOH, SCH or HIC.


$$

...bsites/wes...





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