Ohio RFC
River Forecast Center
WINTER/SPRING FLOOD POTENTIAL OUTLOOK NATIONAL WEATHER SERVICE OHIO RIVER FORECAST CENTER WILMINGTON OH 1115 AM EDT Wednesday March 27 2024 ...Flood Potential across the Ohio Valley for the next two weeks is near normal to slightly below normal... ...Flood Potential for the next 90-days is near normal to slightly below for the Ohio Valley... PAST PRECIPITATION THE LAST 14 DAYS... Over the last 14 days, rainfall across the Ohio Valley generally ranged from 0.50-3.00 inches (25 to 200 percent of normal). The heaviest amounts fell across middle Tennessee, northern Indiana, northern Ohio and western Pennsylvania. Southern Indiana and western Kentucky were the driest. For more information please visit: https://water.weather.gov/precip SOIL MOISTURE... Current soil moisture conditions are generally below normal across the region. State rankings: Southeast Illinois - Below normal Indiana - Below normal Ohio - Below normal Western Pennsylvania - Near normal West Virginia - Near normal Kentucky - Below normal Tennessee - Below normal For more information please visit: https://www.cpc.ncep.noaa.gov/products/Drought/Monitoring/smp.shtml USGS STREAMFLOWS... Current streamflows are generally below normal across the Ohio Valley with some areas near normal. State rankings: Southeast Illinois - Below normal Indiana - Below normal Ohio - Below normal with pockets of above normal east from rainfall over the last day Western Pennsylvania - Below normal West Virginia - Below normal Kentucky - Below normal Tennessee - Near normal For more information please visit: https://watermonitor.gov RESERVOIR CONDITIONS... Reservoir levels are near the normal winter pool levels across the Ohio Valley. OHIO RIVER FLOWS... Current flows along the Ohio River are below normal. Values are in percent of normal with above 100% are above normal and below 100% are below normal. Pittsburgh - 70% Huntington - 70% Cincinnati - 60% Louisville - 50% Evansville - 50% Smithland - 50% SNOW WATER CONTENT IN SNOWPACK... Currently no snow pack exists across the Ohio Valley. For more information please visit: https://www.nohrsc.noaa.gov/nsa ICE COVER... No ice cover is present across the Ohio Valley. 2-WEEK FUTURE RAINFALL AND FLOOD OUTLOOK SUMMARY... The two-week flood outlook is near normal across the Ohio Valley. Rainfall potential is slightly above normal in the northern basin and normal in the south. Flood potential is near normal across the Ohio Valley. Upcoming rains will be counteracted by spring green up and growth. OHIO RIVER AVERAGE FLOW FORECASTS THE NEXT 2 WEEKS... The Ohio River flow forecasts are expected to be return to near normal over the next 14 days. Values are in percent of normal with greater than 100% being above normal and values below 100% being below normal. Pittsburgh - 100% Huntington - 100% Cincinnati - 110% Louisville - 110% Evansville - 110% Smithland - 90% For more information on the 10-day flood risk potential please visit: https://www.weather.gov/erh/mmefs Official forecasts can be found at: https://www.weather.gov/ohrfc 90 DAY FLOOD OUTLOOK The flood outlook for the next 90 days acorss the Ohio Valley continues to favor normal to slightly below normal flood risk. STATE BY STATE 90-DAY EXPECTED RIVER FLOOD RISK... Southeast Illinois - Minor flooding possible Indiana - Minor to isolate moderate flooding possible Ohio - Minor flooding possible Western Pennsylvania - Isolated minor flooding possible Southwestern New York - Isolated minor flooding possible West Virginia - Minor flooding possible Western Virginia - Minor flooding possible Kentucky - Minor flooding flooding Tennessee - Isolated minor flooding For more information on the 90-day flood risk please visit: https://water.weather.gov/ahps/long_range.php ADDITIONAL INFORMATION... Flood risk is defined as follows: Below normal - flooding will be limited Normal - minor flooding in the typical locations Above normal - widespread flooding with some moderate or major possible Winter/spring flood outlooks are issued weekly by the National Weather Service Ohio River Forecast Center during winter and early spring to summarize basin hydrological and meteorological conditions. It also assesses the potential for flood risk. The outlooks are based on current and forecast conditions. The Ohio River Forecast Center also issues a 30-90 day water resources outlook monthly throughout the year for a continuous water watch. This can be found at https://www.weather.gov/ohrfc/wro Factors considered in assessing flood potential include antecedent conditions, past precipitation, current streamflows and reservoir levels, soil moisture, water content in snow cover, ice conditions and future precipitation. $$ |
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Ohio RFC
1901 South State Route 134
Wilmington, OH 45177-9708
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