555
FGUS71 KPBZ 201610
ESFPBZ
WVC069-271615-
WINTER/SPRING FLOOD POTENTIAL OUTLOOK
NATIONAL WEATHER SERVICE PITTSBURGH PA
1210 PM EDT WED MAR 20 2024
...FLOOD POTENTIAL ACROSS THE OHIO VALLEY FOR THE NEXT TWO WEEKS
IS NORMAL FOR THE WESTERN BASIN AND SLIGHTLY BELOW NORMAL IN THE
EASTERN BASIN...
...FLOOD POTENTIAL FOR THE NEXT 90-DAYS IS NEAR NORMAL TO SLIGHTLY
BELOW FOR THE OHIO VALLEY...
THE COVERAGE OF THIS OUTLOOK IS LIMITED TO THE STATES OF OHIO AND
PENNSYLVANIA.
PAST PRECIPITATION THE LAST 14 DAYS...
OVER THE LAST 14 DAYS, RAINFALL ACROSS THE OHIO VALLEY RANGED
FROM 0.50-4.00 INCHES (25 TO 50 PERCENT OF NORMAL).
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:
OHIO - BELOW NORMAL
WESTERN PENNSYLVANIA - NEAR 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:
OHIO - NORMAL WITH POCKETS OF BELOW NORMAL
WESTERN PENNSYLVANIA - 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 NEAR NORMAL.
VALUES ARE IN PERCENT OF NORMAL WITH ABOVE 100% ARE ABOVE NORMAL
AND BELOW 100% ARE BELOW NORMAL.
PITTSBURGH - 90%
HUNTINGTON - 85%
CINCINNATI - 90%
LOUISVILLE - 85%
EVANSVILLE - 90%
SMITHLAND - 100%
SNOW WATER CONTENT IN SNOWPACK...
THERE IS CURRENTLY NO SNOW PACK ACROSS THE OHIO VALLEY
FOR MORE INFORMATION PLEASE VISIT:
HTTPS://WWW.NOHRSC.NOAA.GOV/NSA
ICE COVER...
NO ICE IS PRESENT ACROSS THE OHIO VALLEY.
2-WEEK FUTURE RAINFALL AND FLOOD OUTLOOK SUMMARY...
THE TWO-WEEK FLOOD OUTLOOK IS NEAR NORMAL IN THE WESTERN BASIN AND
SLIGHTLY BELOW NORMAL IN THE EASTERN BASIN.
RAINFALL POTENTIAL IS SLIGHTLY ABOVE NORMAL IN THE WESTERN BASIN AND
NORMAL IN THE EAST.
A WEATHER SYSTEM WILL BRING LIGHT PRECIPITATION TO THE OHIO VALLEY THE
END OF THE WORK WEEK. A MORE POTENT SYSTEM WILL BRING RAINFALL
THE MIDDLE OF NEXT WEEK. THE WEEK 2 PRECIPITATION OUTLOOK IS ABOVE
NORMAL.
OHIO RIVER AVERAGE FLOW FORECASTS THE NEXT 2 WEEKS...
THE OHIO RIVER FLOW FORECASTS ARE EXPECTED TO BE BELOW 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 - 80%
HUNTINGTON - 80%
CINCINNATI - 85%
LOUISVILLE - 80%
EVANSVILLE - 80%
SMITHLAND - 85%
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...
OHIO - MINOR FLOODING POSSIBLE
WESTERN PENNSYLVANIA - ISOLATED MINOR FLOODING POSSIBLE
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.
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