Winter Weather and Wind Advisories in effect at 11PM, Flood Warning activated in Olean area

BREAKING: New weather advisories and a warning have been activated in the Greater Allegany County area due to anticipated significant wind gusts, dropping temperatures which will turn rain to snow, and flooding conditions already occurring in the Olean area.

A current breakdown of weather alerts for Allegany and neighboring areas, as issued by the National Weather Service (NWS) at Buffalo, include:

— A WIND ADVISORY from 11PM tonight through 2PM Saturday for Allegany County, and already in effect in some nearby areas and expiring later on Saturday. Gusts are expected to reach as high as 45MPH at peak periods.

— A WINTER WEATHER ADVISORY for Allegany and Wyoming counties west, with up to eight inches of snow on higher elevations in the extreme northwestern tip of Allegany and decreasing to an inch or so in the southeast during the same time period.

— A FLOOD WARNING for the Allegheny River at Olean, and including Salamanca, until early Monday afternoon.

The NWS reports that at 7:46PM tonight the water height was at 11.44 feet, with a bankfull stage being 10 feet.

At 12 feet, flooding is possible on Union Street in Allegany and East Riverside Drive, one-to-three miles upstream of Olean, with some farmlands along the river also being impacted.

The river is expected to rise above flood stage late tonight to a crest of 14.1 feet early Sunday morning, according to forecasters, before falling below flood stage again by Monday morning.

The anticipated crest, they say, compares to a previous level of 13.9 feet on January 14, 2018.

Be Aware. Be Prepared. Stay Safe.TM, and Turn Around Don’t Drown by going through flooded waterways. Continue to monitor for weather updates in areas of residence, work and travel.

NWS flood safety guidance for before, during and after an event is available at

Those seeking greater depth of information for their own or other specific areas can determine the timing and types of precipitation for components of this weather event by using the links in our exclusive Weather Resources in the left column of this page or at

This source includes connections to Doppler radar, along with snow, wind and rainfall rates and timing in specific areas of the county, region and nation.

Simply use the Search feature in the upper left corner of most NWS pages for any geographic location, and then click on the Hourly Weather Forecast graph in the lower right side of the local page for an hour-by-hour forecast for today and the next six days.

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Allegany Hope is a Weather-Ready Nation AmbassadorTM and, due to Allegany County’s location being in or bordering three NWS forecast offices, Allegany Hope Weather Resources provides forecast and other information from the NWS at Buffalo for Allegany County north and west, Binghamton for Steuben County east, and State College, Pa., for Potter and McKean counties in Pennsylvania, along with regional and national data.

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