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AGUS71 KTIR 221635
HMDTIR
Ohio River Basin Hydrometeorological Discussion
Ohio River Forecast Center, Wilmington, Ohio
1135 AM EST Saturday, November 22, 2014

...HYDROMETEOROLOGICAL DISCUSSION...

High pressure over the Ohio Valley has moved east allowing another
storm system to move into the basin.  After an initial period of
light freezing rain with advection of milder air into the Ohio
River Basin/Lake Erie drainage...rain will begin falling on Sunday.
Heaviest precipitation will occur in the lower Ohio Valley with lighter
totals forecast in the upper Ohio Valley. Colder...drier weather
returns early next week.

Hydrologically...most rises will be within channel except a reach of
the Wabash River from Lafayette, IN to Hutsonville IL where minor
flooding is forecast.

...FLOOD POTENTIAL DISCUSSION...

An elevated potential for minor flooding exists in the western part
of the Ohio River Basin. Elsewhere...the flood potential is low.

...24-HR OBSERVED PRECIPITATION USED IN TODAY`S RIVER FORECASTS...

less than 2/10 inch fell in the lower Ohio Valley.

...48-HR FORECAST PRECIPITATION USED IN TODAY`S RIVER FORECASTS...

~1+ inches of rain is expected in the lower Ohio Valley...1/2 to 3/4
of an inch in the mid section of the basin...and <1/2 inch across the
watersheds of the upper Ohio Valley.

...RIVER BASINS IN FLOOD...

Rivers are within channel.

Forecast precipitation graphics are available on the OHRFC Website
at the following address:  http://weather.gov/ohrfc/ForecastPrecipitation

$$
Wheeler





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