Issued by NWS Ohio RFC
AGUS71 KTIR 211725
Ohio River Basin Hydrometeorological Discussion
Ohio River Forecast Center, Wilmington, Ohio
1225 PM EST Saturday, November 21, 2015
Low pressure was centered over the lower Ohio Valley late this morning.
It will sweep northeast across the basin today, pulling a strong cold
front along with it. As it passes, this system will generate light rain
showers over the southern Ohio Basin, with light snow showers likely over
the northern and eastern basin.
Much colder air will spread across the region on Sunday. That will be
followed by warming temperatures during the coming week.
...FLOOD POTENTIAL DISCUSSION...
Minor flooding continues on part of the Little Wabash River in SE
Illinois. No additional flooding is expected through the middle of
the coming week.
...24-HR OBSERVED PRECIPITATION USED IN TODAY`S RIVER FORECASTS...
Some light snow fell along the northern Ohio Basin, with light rain
and snow over the far western Ohio Valley. Basin average liquid
equivalent amounts were around one-third inch and less.
...48-HR FORECAST PRECIPITATION USED IN TODAY`S RIVER FORECASTS...
Precipitation is forecast over the entire Ohio Valley. Heaviest liquid
amounts are forecast in the northwest basin where 0.25 to 0.50 inch is
expected on Saturday. Amounts of generally 0.25 inch and less are
forecast over the remainder of the basin.
...RIVER BASINS IN FLOOD...
Points along the following river basins were in flood Saturday morning:
River Basin Forecast Point Flood Stage Latest Stg Tendency *
Little Wabash Ri Clay City 18 19.1 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.