Alert archive / New York / Flash Flood Warnings in 2021
Flash Flood Warning 7, NWS Albany, NY
NWS Albany, NY issued this flash flood warning at Jul 9, 2021, 8:08 AM EDT for Dutchess County, New York; Northwest Hills Planning Region, Connecticut. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 9, 2021, 8:08 AM EDT (12:08 UTC)
- Expired
- Jul 9, 2021, 12:19 PM EDT
- In force
- 4 hr
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Flood severity
- None
Counties Northwest Hills Planning Region, CT, Dutchess County, NY
The radar
The Brookhaven radar (KOKX), 100 km from the middle of the area, began a volume at 12:10 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 nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 0.1 hours before the alert went out and 119 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 3 J/kg
- Mixed-layer CIN
- -156 J/kg
- Mixed-layer LCL
- 764 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 67 m²/s²
- 0-3 km storm-relative helicity
- 88 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
413
WGUS51 KALY 091208
FFWALY
CTC005-NYC027-091800-
/O.NEW.KALY.FF.W.0007.210709T1208Z-210709T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Albany NY
808 AM EDT Fri Jul 9 2021
The National Weather Service in Albany has issued a
* Flash Flood Warning for...
Litchfield County in northern Connecticut...
Southeastern Dutchess County in east central New York...
* Until 200 PM EDT.
* At 808 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between 0.5 and 1 inch of rain has fallen this
morning on top of up to 2 to 3 inches of rainfall over the past
day. Additional rainfall amounts of 1 to 3 inches are possible
over the next few hours in the warned area. Flash flooding is
ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Torrington, New Milford, Pawling, Thomaston, New Hartford, Amenia,
Kent, Sharon, Norfolk, Millbrook, Litchfield, New Preston,
Cornwall Bridge, Gaylordsville, Falls Village, Dover Plains,
Woodbury Center, Wingdale, Northwest Harwinton and Oakville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
&&
LAT...LON 4150 7382 4176 7372 4195 7349 4204 7302
4204 7301 4197 7303 4197 7289 4189 7294
4181 7295 4180 7302 4164 7298 4156 7316
4151 7316 4149 7333 4147 7331 4151 7339
4149 7344 4165 7349 4167 7352 4153 7353
FLASH FLOOD...RADAR INDICATED
$$
bew1 follow-up statement
418
WGUS71 KALY 091619
FFSALY
Flash Flood Statement
National Weather Service Albany NY
1219 PM EDT Fri Jul 9 2021
CTC005-NYC027-091629-
/O.CAN.KALY.FF.W.0007.000000T0000Z-210709T1800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Litchfield CT-Dutchess NY-
1219 PM EDT Fri Jul 9 2021
...FLASH FLOOD WARNING IS CANCELLED FOR LITCHFIELD AND SOUTHEASTERN
DUTCHESS COUNTIES...
The heavy rain has ended. Flooding is no longer expected to pose a
threat.
A Flash Flood Watch remains in effect until 400 PM EDT for portions
of northwestern Connecticut, western Massachusetts, east central New
York and southern Vermont.
LAT...LON 4150 7382 4176 7372 4195 7349 4204 7302
4204 7301 4197 7303 4197 7289 4189 7294
4181 7295 4180 7302 4164 7298 4156 7316
4151 7316 4149 7333 4147 7331 4151 7339
4149 7344 4165 7349 4167 7352 4153 7353
$$
bewThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 8:12 PM EDT | Areal Flood Advisory | ALY | Dutchess, Ulster | 2 hr |
| Jul 8, 8:19 PM EDT | Special Weather Statement | ALY | Hamilton | 41 min |
| Jul 8, 8:30 PM EDT | Special Weather Statement | ALY | Fulton | 45 min |
| Jul 8, 8:31 PM EDT | Special Weather Statement | ALY | Herkimer | 44 min |
| Jul 8, 9:07 PM EDT | Special Weather Statement | ALY | Hamilton | 38 min |
| Jul 8, 9:27 PM EDT | Special Weather Statement | ALY | Fulton | 48 min |
| Jul 8, 10:26 PM EDT | Special Weather Statement | ALY | Warren | 34 min |
| Jul 8, 11:00 PM EDT | Areal Flood Advisory | ALY | Fulton, Hamilton, Saratoga, Warren, Washington | 98 min |
| Jul 9, 3:52 AM EDT | Special Weather Statement | ALY | Ulster | 38 min |
| Jul 9, 4:28 AM EDT | Areal Flood Advisory | ALY | Columbia, Greene, Ulster | 2 hr |
| Jul 9, 2:56 PM EDT | Special Weather Statement | ALY | Saratoga | 34 min |
| Jul 9, 3:31 PM EDT | Special Weather Statement | ALY | Saratoga | 29 min |
| Jul 9, 3:53 PM EDT | Special Weather Statement | ALY | Washington | 37 min |
| Jul 9, 4:01 PM EDT | Special Weather Statement | ALY | Schenectady | 29 min |
| Jul 9, 6:10 PM EDT | Special Weather Statement | ALY | Columbia | 50 min |
| Jul 9, 6:13 PM EDT | Special Weather Statement | ALY | Dutchess | 32 min |
| Jul 9, 6:39 PM EDT | Special Weather Statement | ALY | Greene | 51 min |
| Jul 9, 6:50 PM EDT | Special Weather Statement | ALY | Dutchess | 40 min |
| Jul 9, 7:12 PM EDT | Severe Thunderstorm Warning | ALY | Dutchess | 27 min |
| Jul 9, 7:17 PM EDT | Special Weather Statement | ALY | Columbia | 28 min |
| Jul 9, 7:23 PM EDT | Special Weather Statement | ALY | Columbia | 37 min |
| Jul 9, 7:30 PM EDT | Areal Flood Advisory | ALY | Columbia, Greene, Ulster | 3 hr |
| Jul 9, 7:55 PM EDT | Special Weather Statement | ALY | Columbia | 35 min |
Nearby
Flash Flood Warnings in New York, 2021Flash Flood Warnings in Connecticut, 2021Every flash 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.