Alert archive / New York / River Flood Warnings in 2021

River Flood Warning 6, NWS Buffalo, NY

October 30, 2021Livingston County, Monroe County, New York

NWS Buffalo, NY issued this river flood warning at Oct 30, 2021, 4:12 AM EDT for Livingston County, Monroe County, New York. It took effect at Oct 30, 2021, 5:06 AM EDT. It was in force for 31 hr.

The area

The outline as issued.

The facts

Issued: Oct 30, 2021, 4:12 AM EDT (08:12 UTC)
In effect from: Oct 30, 2021, 5:06 AM EDT
Expired: Oct 31, 2021, 11:36 AM EDT
In force: 31 hr
Issued by: NWS Buffalo, NY
Area: Storm-based polygon
Flood severity: Minor

Counties Livingston County, NY, Monroe County, NY

The radar

The Buffalo radar (KBUF), 77 km from the middle of the area, began a volume at 08:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Genesee River at Avon - NEW USGS gage on the old railroad bridge (AVON6). The gauge peaked at 34.02 ft at Oct 30, 2021, 12:00 PM EDT.

Action stage: 30 ft
Minor stage: 33 ft
Moderate stage: 37 ft
Major stage: 40 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04228500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

879 
WGUS41 KBUF 300812
FLWBUF

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Buffalo NY
412 AM EDT Sat Oct 30 2021

...The National Weather Service in Buffalo NY has issued a Flood 
Warning for the following rivers in New York...

  Genesee River At Avon affecting Livingston and Monroe Counties.

For the Genesee River...including Wellsville, Portageville, Mt 
Morris Dam, Avon, Rochester, Honeoye Falls...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued this afternoon at 415 PM EDT.

&&


NYC051-055-302015-
/O.NEW.KBUF.FL.W.0006.211030T0906Z-211031T1536Z/
/AVON6.1.ER.211030T0906Z.211031T0000Z.211031T0936Z.NO/
412 AM EDT Sat Oct 30 2021

The National Weather Service in Buffalo has issued a

* Flood Warning for
  the Genesee River At Avon.
* Until late tomorrow morning.
* At 4:00 AM EDT Saturday the stage was 32.8 feet.
* Flood stage is 33.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  this morning to a crest of 34.8 feet this evening. It will then 
  fall below flood stage late tonight.
* Impact...At 33.0 feet, Flood stage, river overflows at many areas 
  from Geneseo to Scottsville, but mainly in agricultural lands with 
  little damage to structures.
* Flood History...This crest compares to a previous crest of 34.6 
  feet on 04/14/1994.


&&

LAT...LON 4290 7787 4306 7776 4306 7764 4292 7772
      4279 7780 4278 7789

$$

Apffel

4 follow-up statements

097 
WGUS81 KBUF 300947
FLSBUF

Flood Statement
National Weather Service Buffalo NY
547 AM EDT Sat Oct 30 2021

...The Flood Warning continues for the following rivers in New 
York...

  Genesee River At Avon affecting Livingston and Monroe Counties.

For the Genesee River...including Wellsville, Portageville, Mt 
Morris Dam, Avon, Rochester, Honeoye Falls...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional information is available at www.weather.gov.

The next statement will be issued this evening at 600 PM EDT.

&&


NYC051-055-302200-
/O.EXT.KBUF.FL.W.0006.000000T0000Z-211031T0930Z/
/AVON6.1.ER.211030T0828Z.211030T1800Z.211031T0330Z.NO/
547 AM EDT Sat Oct 30 2021

...The Flood Warning is now in effect until late tonight...

The Flood Warning continues for
  the Genesee River At Avon.
* Until late tonight.
* At 5:00 AM EDT Saturday the stage was 33.2 feet.
* Flood stage is 33.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 5:00 AM EDT Saturday was 33.2 feet.
* Forecast...The river is expected to rise to a crest of 34.4 feet 
  this afternoon. It will then fall below flood stage late this 
  evening.
* Impact...At 33.0 feet, Flood stage, river overflows at many areas 
  from Geneseo to Scottsville, but mainly in agricultural lands with 
  little damage to structures.
* Flood History...This crest compares to a previous crest of 34.4 
  feet on 09/25/1977.


&&

LAT...LON 4290 7787 4306 7776 4306 7764 4292 7772
      4279 7780 4278 7789

$$

Apffel

819 
WGUS81 KBUF 301551
FLSBUF

Flood Statement
National Weather Service Buffalo NY
1151 AM EDT Sat Oct 30 2021

...The Flood Warning is extended for the following rivers in New 
York...

  Honeoye Creek Near Honeoye Falls affecting Ontario and Monroe 
  Counties.

  Genesee River At Avon affecting Livingston and Monroe Counties.

For the Genesee River including Avon, and Honeoye Creek including 
Honeoye Falls...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued this evening at 1100 PM EDT.

&&


NYC055-069-310300-
/O.EXT.KBUF.FL.W.0007.000000T0000Z-211031T0300Z/
/HNYN6.1.ER.211030T1136Z.211030T1800Z.211030T2100Z.UU/
1151 AM EDT Sat Oct 30 2021

...The Flood Warning is now in effect until late this evening...

The Flood Warning continues for
  the Honeoye Creek Near Honeoye Falls.
* Until late this evening.
* At 10:30 AM EDT Saturday the stage was 6.5 feet.
* Flood stage is 6.5 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 10:30 AM EDT Saturday was 6.6 feet.
* Forecast...The river is expected to remain near the crest of 6.6 
  feet this afternoon. It will then fall below flood stage this 
  evening.
* Impact...At 6.5 feet, Flood stage, flooding begins on Hyde Park 
  Road and parking lots off West Main Street in Honeoye Falls, 
  flooding near the intersection of County Routes 37 and 15.
* Flood History...This crest compares to a previous crest of 7.0 
  feet on 01/09/1998.


&&

LAT...LON 4293 7760 4296 7773 4302 7772 4295 7754
      4279 7747 4277 7754

$$

NYC051-055-310400-
/O.EXT.KBUF.FL.W.0006.000000T0000Z-211031T0621Z/
/AVON6.1.ER.211030T0828Z.211030T1500Z.211031T0021Z.NO/
1151 AM EDT Sat Oct 30 2021

...The Flood Warning is now in effect until just after midnight 
tonight...

The Flood Warning continues for
  the Genesee River At Avon.
* Until just after midnight tonight.
* At 11:00 AM EDT Saturday the stage was 34.3 feet.
* Flood stage is 33.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 11:00 AM EDT Saturday was 34.3 feet.
* Forecast...The river is expected to fall below flood stage this 
  evening and continue falling to 22.6 feet Tuesday morning.
* Impact...At 33.0 feet, Flood stage, river overflows at many areas 
  from Geneseo to Scottsville, but mainly in agricultural lands with 
  little damage to structures.
* Flood History...This crest compares to a previous crest of 34.2 
  feet on 01/19/1996.


&&

LAT...LON 4290 7787 4306 7776 4306 7764 4292 7772
      4279 7780 4278 7789

$$

Hitchcock

934 
WGUS81 KBUF 302228
FLSBUF

Flood Statement
National Weather Service Buffalo NY
628 PM EDT Sat Oct 30 2021

...The Flood Warning continues for the following rivers in New 
York...

  Genesee River At Avon affecting Livingston and Monroe Counties.

For the Genesee River...including Wellsville, Portageville, Mt 
Morris Dam, Avon, Rochester, Honeoye Falls...Minor flooding is 
forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight at 230 AM EDT.

&&


NYC051-055-310630-
/O.CON.KBUF.FL.W.0006.000000T0000Z-211031T0621Z/
/AVON6.1.ER.211030T0828Z.211030T1500Z.211031T0021Z.NO/
628 PM EDT Sat Oct 30 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Genesee River At Avon.
* Until just after midnight tonight.
* At 6:00 PM EDT Saturday the stage was 34.1 feet.
* Flood stage is 33.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 6:00 PM EDT Saturday was 34.3 feet.
* Forecast...The river is now slowly receding and will continue to 
  fall to 22.6 feet by Tuesday morning.
* Impact...At 33.0 feet, Flood stage, river overflows at many areas 
  from Geneseo to Scottsville, but mainly in agricultural lands with 
  little damage to structures.
* Flood History...This crest compares to a previous crest of 34.2 
  feet on 01/19/1996.


&&

LAT...LON 4290 7787 4306 7776 4306 7764 4292 7772
      4279 7780 4278 7789

$$

RSH

484 
WGUS81 KBUF 310611
FLSBUF

Flood Statement
National Weather Service Buffalo NY
211 AM EDT Sun Oct 31 2021

...The Flood Warning is cancelled for the following rivers in New 
York...

  Honeoye Creek Near Honeoye Falls affecting Ontario and Monroe 
  Counties.

  Genesee River At Avon affecting Livingston and Monroe Counties.

NYC055-069-310715-
/O.CAN.KBUF.FL.W.0007.000000T0000Z-211031T0611Z/
/HNYN6.1.ER.211030T1136Z.211030T2200Z.211031T0518Z.UU/
211 AM EDT Sun Oct 31 2021

...The Flood Warning for the Honeoye Creek Near Honeoye Falls has 
been cancelled...

The Flood Warning is cancelled for
  the Honeoye Creek Near Honeoye Falls.
* At 1:30 AM EDT Sunday the stage was 6.4 feet.
* Flood stage is 6.5 feet.
* Forecast...The river is expected to fall to 4.3 feet Tuesday 
  evening.


&&

LAT...LON 4293 7760 4296 7773 4302 7772 4295 7754
      4279 7747 4277 7754

$$

NYC051-055-310715-
/O.CAN.KBUF.FL.W.0006.000000T0000Z-211031T0611Z/
/AVON6.1.ER.211030T0828Z.211030T1815Z.211031T0457Z.NO/
211 AM EDT Sun Oct 31 2021

...The Flood Warning for the Genesee River At Avon has been 
cancelled...

The Flood Warning is cancelled for
  the Genesee River At Avon.
* At 2:00 AM EDT Sunday the stage was 32.8 feet.
* Flood stage is 33.0 feet.
* Forecast...The river is expected to fall to 21.5 feet Tuesday 
  evening.


&&

LAT...LON 4290 7787 4306 7776 4306 7764 4292 7772
      4279 7780 4278 7789

$$

PP

The office that day

Everything else NWS Buffalo, NY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 29, 10:07 PM EDT	Areal Flood Warning	BUF	Livingston, Monroe, Ontario, Wayne	41 hr
Oct 30, 8:35 AM EDT	River Flood Warning	BUF	Monroe, Ontario	18 hr

Nearby

River Flood Warnings in New York, 2021 Every river flood warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.