National Weather Service United States Department of Commerce
WATER RESOURCES OUTLOOK NATIONAL WEATHER SERVICE OHIO RIVER FORECAST CENTER WILMINGTON OH 850 AM EDT Wednesday June 27 2018 THE FOLLOWING IS THE 30-DAY WATER RESOURCES OUTLOOK FOR THE MONTH OF JULY .WATER RESOURCES STREAMFLOW OUTLOOK... Streamflows are forecast to be normal to above normal across the Ohio Valley in July. . The above normal areas are the locations that have received heavy rain during the month of June. ..................................................................... .HYDROLOGIC FLOOD AND DROUGHT POTENTIAL... Drought conditions are not expected. Flood potential is expected to be near normal for this time of year. ..................................................................... .PAST 30 DAY HYDROLOGICAL AND METEOROLOGICAL REVIEW... RAINFALL DEPARTURES... The month of June was fairly wet across the Ohio Valley, Some locations across western Indiana and western Kentucky received 10 to 14 inches of rainfall (200 to 400 percent of normal). Other locations generallly received 3 to 7 inches (up to 200 percent of normal). The driest locations were northeast Ohio and southern West Virginia where 1 to 2 inches of rain fell (50 to 90 percent of normal). http://www.weather.gov/ohrfc/images/dynamic/latest30day.jpeg SOIL MOISTURE CONDITIONS... Soil mositure conditions are generally in the 80th to 95 percentile across western Indiana, northern Ohio and Indiana abd western Pennsylvania. Soil mositure was normal across the rest of the Ohio Valley. http://www.cpc.noaa.gov/soilmst/w.shtml STREAMFLOW CONDITIONS... Streamflows are currently near normal with pockets of above and much above normal where heavier rain fell this month. http://watermonitor.gov ..................................................................... .ATMOSPHERIC TELECONNECTION AND OSCILLATION FORECASTS FOR THE NEXT MONTH... TELECONNECTION/OSCILLATION PATTERN ARCTIC OSCILLATION Neutral/Slightly Positive = Normal/Slightly Below NORTH ATLANTIC OSCILLATION Neutral/Slightly Negative = Near Normal PACIFIC/NORTH AMERICAN TELECONNECTION Negative = Normal/No Correleation ENSO - EL NINO/LA NINA OSCILLATION Neutral = Normal http://www.cpc.noaa.gov ..................................................................... .TECHNICAL DISCUSSION... The start of July will be warm and humid across the Ohio Valley. The warm and muggy conditions will allow for typical diurnal summertime convection. Teleconnections are generally pointing towards near normal conditions for the region. Some above normal streamflows will linger across areas where heavy rain fell during the month of June. ....................................................................... VISIT OUR WATER RESOURCES WEBSITE AT http://www.weather.gov/ohrfc/WRO IN ADDITION TO A 30-DAY STREAMFLOW OUTLOOK...YOU CAN ALSO OBTAIN A 60- AND 90-DAY OUTLOOK AT THE WEBSITE $$