Alert archive / New York / River Flood Warnings in 2021

River Flood Warning 10, NWS Albany, NY

July 30, 2021Washington County, New York

NWS Albany, NY issued this river flood warning at Jul 30, 2021, 12:42 AM EDT for Washington County, New York. It took effect at Jul 30, 2021, 5:00 AM EDT. It was in force for 3 min.

The area

The outline as issued.

The facts

Issued
Jul 30, 2021, 12:42 AM EDT (04:42 UTC)
In effect from
Jul 30, 2021, 5:00 AM EDT
Expired
Jul 30, 2021, 5:03 AM EDT
In force
3 min
Issued by
NWS Albany, NY
Area
Storm-based polygon
Flood severity
Minor

County Washington County, NY

The radar

The Albany radar (KENX), 112 km from the middle of the area, began a volume at 04:44 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 Mettawee River at Middle Granville (GVVN6). The gauge peaked at 6.75 ft at Jul 30, 2021, 3:00 AM EDT.

actionminormoderate46807/3007/31
Action stage
6 ft
Minor stage
7 ft
Moderate stage
8.5 ft
Major stage
10 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04280450, 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.

216 
WGUS41 KALY 300442
FLWALY

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Albany NY
1242 AM EDT Fri Jul 30 2021


NYC115-301645-
/O.NEW.KALY.FL.W.0010.210730T0900Z-210730T2201Z/
/GVVN6.1.ER.210730T0900Z.210730T1200Z.210730T1600Z.NO/
1242 AM EDT Fri Jul 30 2021

The National Weather Service in Albany has issued a

* Flood Warning for
  the Mettawee River At Granville.
* From early this morning to this evening.
* At 12:15 AM EDT Friday the stage was 6.5 feet.
* Flood stage is 7.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  this morning to a crest of 7.2 feet this morning. It will then 
  fall below flood stage this afternoon.
* Impact...At 7.0 feet, Minor flood stage. Widespread flooding of 
  fields along the river. Water on Upper Turnpike Road and Gray Lane.
* Flood History...This crest compares to a previous crest of 7.2 
  feet on 10/24/1990.

&&


Mettawee River
Granville
Flood Stage: 7.0
Observed Stage at Fri 12 am: 6.5
Forecast:
Fri 2 am 6.8
Fri 8 am 7.2
Fri 2 pm 6.9
Fri 8 pm 6.2
Sat 2 am 6.0
Sat 8 am 5.6
Sat 2 pm 5.4
Sat 8 pm 5.2
Sun 2 am 5.1
Sun 8 am 5.0
Sun 2 pm 4.9
Sun 8 pm 4.8




&&

LAT...LON 4349 7339 4348 7325 4333 7326 4343 7340

$$

JPV
1 follow-up statement
249 
WGUS81 KALY 300903
FLSALY

Flood Statement
National Weather Service Albany NY
503 AM EDT Fri Jul 30 2021

NYC115-301015-
/O.CAN.KALY.FL.W.0010.000000T0000Z-210730T0903Z/
/GVVN6.1.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
503 AM EDT Fri Jul 30 2021

...The Flood Warning for the Mettawee River At Granville has been 
cancelled...

The Flood Warning is cancelled for
  the Mettawee River At Granville.
* At 4:15 AM EDT Friday the stage was 6.6 feet.
* Flood stage is 7.0 feet.
* Forecast...The river is expected to fall to 4.6 feet early Monday 
  morning.


&&

LAT...LON 4349 7339 4348 7325 4333 7326 4343 7340

$$

JPV

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 8:03 PM EDTSevere Thunderstorm WarningALYAlbany, Rensselaer, Saratoga, Schenectady57 min
Jul 29, 8:48 PM EDTFlash Flood WarningALYRensselaer, Washington117 min
Jul 29, 9:10 PM EDTSevere Thunderstorm WarningALYRensselaer45 min
Jul 29, 11:13 PM EDTAreal Flood AdvisoryALYColumbia90 min
Jul 30, 3:49 AM EDTSpecial Weather StatementALYHamilton, Herkimer41 min
Jul 30, 4:35 AM EDTSpecial Weather StatementALYHamilton, Herkimer40 min

Nearby

River Flood Warnings in New York, 2021Every 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.