Hydrometeorological Discussion
Issued by NWS Ohio RFC

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439
AGUS71 KTIR 061820
HMDTIR
Ohio River Basin Hydrometeorological Discussion
Ohio River Forecast Center, Wilmington, Ohio
220 PM EDT Friday, May 6, 2016

...HYDROMETEOROLOGICAL DISCUSSION...

Closed low over the mid Atlantic will be pullingf away ending the
showers over the southeast drainages of the Ohio River Basin. On
Saturday...another disturbance will ride the northwest flow aloft into
the Ohio Valley w/light precipitation across most of the Ohio River
Basin/Lake Erie drainage. Then early next week...the second closed
upper low that has been making up the omega block...lifts out from
the southwest U.S. producing more rainfall.

Hydrologically...no significant weather system are forecast to affect
the Ohio Valley during the next week. So...the unsettled weather will
lead to within channel rises on tributaries and the mainstem of the
Ohio.

...FLOOD POTENTIAL DISCUSSION...

The potential for any new flooding from expected rainfall is low
through next week.

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

Southeast watersheds had 1/2 to 3/4 inch with locally higher totals
approaching an inch or more.

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

1/3 to 1/2 inch rainfall totals are forecast for watersheds of the
upper Ohio Valley decreasing to 1/10 inch in the lower Ohio Valley.

...RIVER BASINS IN FLOOD...
Points along the following river basins were in flood Friday morning:

 River Basin     Forecast Point   Flood Stage Latest Stg Tendency *
White River      Petersburg            16         16.4    Falling

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

* Tendency based on observed value and a 1-day forecast.
$$
Wheeler




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