Issued by NWS Ohio RFC
AGUS71 KTIR 261604
Ohio River Basin Hydrometeorological Discussion
Ohio River Forecast Center, Wilmington, Ohio
1104 AM EST Sunday, February 26, 2017
High pressure centered over the TN Valley is keep much of our region dry
today, save for some light snow showers in the northeast basin. The pattern
will become increasingly unsettled this week as a series of waves begin to
traverse the Ohio Valley. The first couple disturbances will be relatively
minor on Monday and Tuesday, but a stronger wave of low pressure arriving
around midweek could produce heavy rain in the basin.
...FLOOD POTENTIAL DISCUSSION...
The threat of flooding will be minimal until midweek when a moist disturbance
is forecast to generate heavy rain. Ensemble forecast guidance is suggesting
a decent chance of some minor flooding, mainly in the western Ohio Valley.
...24-HR OBSERVED PRECIPITATION USED IN TODAY`S RIVER FORECASTS...
Rain along a cold front eventually transitioned over to snow showers.
Heaviest amounts fell along the eastern OH Valley with 0.10" to 0.50".
Elsewhere, scattered snow showers produce around 0.10" or less of
...48-HR FORECAST PRECIPITATION USED IN TODAY`S RIVER FORECASTS...
Much of the basin will see precipitation through Monday night. Amounts will
be relatively light. The higher end totals of 0.25" to 0.50" are forecast
in KY, TN, northwest OH, northern IN, and northeast IL.
...RIVER BASINS IN FLOOD...
Forecast precipitation graphics are available on the OHRFC Website
at the following address: http://weather.gov/ohrfc/ForecastPrecipitation