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Weather Forecast Office Buffalo, NY Northeast River Forecast Center

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Hydrograph River at a Glance Download Weekly Chance of
Exceeding Levels		 Chance of Exceeding Levels
During Entire Period
Genesee River at Rochester Observed crest: 4.66 ft at 7:00am Nov 22 Observed: 3.96 ft at 7:00am Nov 15 Observed: 4.06 ft at 7:00am Nov 16 Observed: 2.56 ft at 7:00am Nov 17 Observed: 3.06 ft at 7:00am Nov 18 Observed: 2.96 ft at 7:00am Nov 19 Observed: 3.26 ft at 7:00am Nov 20 Observed: 3.56 ft at 7:00am Nov 21 Observed: 4.66 ft at 7:00am Nov 22 Observed: 4.06 ft at 7:00am Nov 23 Forecast: 3.9 ft at 1:00pm Nov 23 Forecast: 3.8 ft at 7:00pm Nov 23 Forecast: 3.7 ft at 1:00am Nov 24 Forecast: 3.6 ft at 7:00am Nov 24 Forecast: 3.6 ft at 1:00pm Nov 24 Forecast: 3.5 ft at 7:00pm Nov 24 Forecast: 3.5 ft at 1:00am Nov 25 Forecast: 3.5 ft at 7:00am Nov 25 Forecast: 3.4 ft at 1:00pm Nov 25 Graph Created (7:50am Nov 24, 2009) Observed Forecast (issued 10:40am Nov 23) USGS--Water Resources of the United States RHRN6 (plotting HGIRZ) Gage 0 Datum: 244.24 Latest observed value: 4.06 ft at 7:00 AM EST 23-Nov-2009. Flood Stage is 15.0 ft. Stage (ft) Flow (kcfs)
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NOTE: Forecasts for the Genesee River at Rochester are issued routinely year-round.

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Upstream Gauge - at Ballantyne Bridge Upstream Gauge

Flood Categories (in feet)
Major Flood Stage:24
Moderate Flood Stage:19
Flood Stage:15
Action Stage:13

Historical Crests
(1) 24.50 ft on 03/18/1865
(2) 23.00 ft on 03/31/1916
(3) 20.20 ft on 04/04/1896
(4) 19.08 ft on 04/02/1940
(5) 18.96 ft on 03/19/1942
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Low Water Records
(1) 2.6 ft on 10/06/1973
(2) 2.8 ft on 08/03/1999
(3) 3.0 ft on 08/15/1996

 Genesee River at Rochester location map

Flood Impacts Collapse
24.0 MAJOR FLOOD...ROCHESTER FLOOD WALLS TOPPED. MAJOR AND EXTENSIVE FLOODING WITH DAMAGES IN RESIDENTIAL AND COMMERCIAL AREAS SOUTH OF DOWNTOWN AND SOUTH SUBURBS. EVACUATIONS POSSIBLE. CANAL LOCKS TOPPED AT 23 FEET...ADDITIONAL FLOODING. FLOW = 55000 CFS.
19.0 MODERATE FLOOD...MORE WIDESPREAD FLOODING SOUTHERN SUBURBS. AREAS ABOVE UPPER FALLS START TO FLOOD, INCLUDING BAUSCH AND LOMB AND BARNARD SIMMONS PLANTS. FLOW 33000 CFS.
15.0 FLOOD STAGE...MINOR FLOOD...SOME RESIDENTIAL FLOODING BEGINS IN SOUTHERN SUBURBS...MILE 12-18 IN HENRIETTA AND CHILI. FLOW 20000 CFS.

About This Location Collapse
Latitude: 43.180000° N, Longitude: 77.630000° W, Horizontal Datum: NAD83

River Stage
Reference Frame		 Gauge Height Flood Stage Uses
NWS stage 0 ft 15 ft Interpreting hydrographs and NWS watch, warnings, and forecasts, and inundation maps
Vertical Datum Elevation
(gauge height = 0)		 Elevation
(gauge height = flood stage)		 Elevation information source
NAVD88 N/A N/A Survey grade GPS equipment, FEMA flood plain maps, newer USGS topographic maps
NGVD 29 N/A N/A Older USGS topographic maps, NGVD29 benchmarks
MSL N/A N/A Older USGS topographic maps, MSL benchmarks
Other 244.24 ft 259.24 ft  

Other Data Sources:
U.S. Geological Survey (USGS) Data and Site Info for Rochester

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The National Weather Service prepares its forecasts and other services in collaboration with agencies like the US Geological Survey, US Bureau of Reclamation, US Army Corps of Engineers, Natural Resource Conservation Service, National Park Service, ALERT Users Group, Bureau of Indian Affairs, and many state and local emergency managers across the country. For details, please click here.

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National Weather Service
Buffalo Weather Forecast Office
587 Aero Drive
Buffalo, NY 14225-1405
(716) 565-0204
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