Alert archive / New York / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 122, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jul 20, 2021, 8:31 PM EDT for 4 counties in New York. It was in force for 59 min. 7 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 20, 2021, 8:31 PM EDT (00:31 UTC)
- Expired
- Jul 20, 2021, 9:30 PM EDT
- In force
- 59 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Fulton County, NY, Saratoga County, NY, Warren County, NY, Washington County, NY
The radar
The Albany radar (KENX), 83 km from the middle of the area, began a volume at 00:33 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 20, 8:40 PM EDT | TSTM WND DMG | 2 N Milton, NY | A LARGE BRANCH WAS DOWNED BETWEEN ROUTE 29 AND THE SARATOGA COUNTY AIRPORT THAT REQUIRED HEAVY EQUIPMENT TO BE REMOVED |
| Jul 20, 8:40 PM EDT | TSTM WND DMG | Milton, NY | TREES AND WIRES DOWN. TIME ESTIMATED BY RADAR. |
| Jul 20, 8:44 PM EDT | TSTM WND DMG | Fort Edward, NY | TREE DOWN ON ROAD. STATE ROUTE 4. |
| Jul 20, 8:55 PM EDT | TSTM WND DMG | 4 Wsw Hebron, NY | TREE ON WIRES. COUNTY ROUTE 30 |
| Jul 20, 9:03 PM EDT | TSTM WND DMG | 2 Ese Argyle, NY | MULTIPLE TREES DOWN. COUNTY ROUTE 47. |
| Jul 20, 9:06 PM EDT | TSTM WND DMG | 4 Se Argyle, NY | TREE DOWN ON ROAD. EAST LAKE ROAD. |
| Jul 20, 9:14 PM EDT | TSTM WND DMG | 1 Ene Salem, NY | TREE DOWN ON ROAD. COUNTY ROUTE 153 |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 20, 3:05 PM EDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Albany, NY (KALY), launched 00:00Z, 0.5 hours before the alert went out and 64 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
- 1226 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1198 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 4.6
The text
As transmitted.
516
WUUS51 KALY 210031
SVRALY
NYC035-091-113-115-210130-
/O.NEW.KALY.SV.W.0122.210721T0031Z-210721T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
831 PM EDT Tue Jul 20 2021
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Southeastern Warren County in east central New York...
Southeastern Fulton County in eastern New York...
Central Saratoga County in east central New York...
Central Washington County in east central New York...
* Until 930 PM EDT.
* At 831 PM EDT, severe thunderstorms were located along a line
extending from near Lake George Village to near Corinth to near
Galway, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Saratoga Springs, Glens Falls, Hudson Falls, Salem, Lake George
Village, Ballston Spa, Fort Edward, Corinth, Granville, Hartford,
Greenwich, Round Lake, Galway, Comstock, Rock City Falls, Glens
Falls North, North Ballston Spa, West Glens Falls, Lake
Luzerne-Hadley and Kings.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
Please report hail size...damaging winds and reports of trees down to
the National Weather Service by email at Alb.Stormreport@noaa.gov...
On Facebook at www.facebook.com/nwsalbany or twitter @nwsalbany
LAT...LON 4333 7325 4315 7328 4292 7368 4301 7425
4321 7390 4349 7373 4347 7325
TIME...MOT...LOC 0031Z 275DEG 23KT 4343 7365 4321 7380 4303 7411
HAIL...<.75IN
WIND...60MPH
$$
Rathbun1 follow-up statement
952
WWUS51 KALY 210059
SVSALY
Severe Weather Statement
National Weather Service Albany NY
859 PM EDT Tue Jul 20 2021
NYC035-113-210109-
/O.CAN.KALY.SV.W.0122.000000T0000Z-210721T0130Z/
Warren NY-Fulton NY-
859 PM EDT Tue Jul 20 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN WARREN AND
SOUTHEASTERN FULTON COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
east central New York...and southern Vermont.
LAT...LON 4333 7325 4315 7328 4292 7368 4294 7379
4315 7365 4346 7345 4347 7325
TIME...MOT...LOC 0059Z 283DEG 32KT 4334 7330 4312 7345 4296 7371
$$
NYC091-115-210130-
/O.CON.KALY.SV.W.0122.000000T0000Z-210721T0130Z/
Saratoga NY-Washington NY-
859 PM EDT Tue Jul 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR EAST CENTRAL SARATOGA AND SOUTHERN WASHINGTON COUNTIES...
At 859 PM EDT, severe thunderstorms were located along a line
extending from near Granville to near Greenwich to near
Mechanicville, moving east at 35 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Salem, Fort Edward, Granville, Hartford, Greenwich, Comstock, Gates,
Porter, Northumberland, Easton, Stillwater, Schuylerville, Victory,
Argyle, Deans Corners, Cossayuna, Dunham Basin, Smiths Basin, Center
Falls and Goose Island.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4333 7325 4315 7328 4292 7368 4294 7379
4315 7365 4346 7345 4347 7325
TIME...MOT...LOC 0059Z 283DEG 32KT 4334 7330 4312 7345 4296 7371
HAIL...<.75IN
WIND...60MPH
$$
RathbunThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 8:11 PM EDT | Areal Flood Advisory | ALY | Fulton, Saratoga, Schenectady, Warren, Washington | 3 hr |
| Jul 20, 8:12 PM EDT | Special Weather Statement | ALY | Montgomery | 33 min |
| Jul 20, 8:17 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Saratoga, Schenectady | 43 min |
| Jul 20, 8:24 PM EDT | Special Weather Statement | ALY | Saratoga, Washington | 36 min |
| Jul 20, 8:39 PM EDT | Areal Flood Advisory | ALY | Montgomery, Schenectady, Schoharie | 3 hr |
| Jul 20, 8:40 PM EDT | Severe Thunderstorm Warning | ALY | Montgomery, Schenectady, Schoharie | 50 min |
| Jul 20, 8:49 PM EDT | Areal Flood Advisory | ALY | Rensselaer, Saratoga, Schenectady, Washington | 3 hr |
| Jul 20, 8:54 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Saratoga, Washington | 36 min |
| Jul 20, 9:06 PM EDT | Special Weather Statement | ALY | Albany | 39 min |
| Jul 20, 9:12 PM EDT | Special Weather Statement | ALY | Rensselaer | 33 min |
| Jul 20, 9:24 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer, Washington | 51 min |
| Jul 20, 9:31 PM EDT | Special Weather Statement | ALY | Columbia, Greene | 44 min |
| Jul 20, 9:38 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer | 52 min |
| Jul 20, 9:46 PM EDT | Severe Thunderstorm Warning | ALY | Columbia, Rensselaer | 59 min |
| Jul 20, 10:40 PM EDT | Special Weather Statement | ALY | Ulster | 50 min |
| Jul 20, 11:33 PM EDT | Special Weather Statement | ALY | Dutchess | 42 min |
| Jul 20, 11:45 PM EDT | Areal Flood Advisory | ALY | Montgomery, Schenectady, Schoharie | 2 hr |
Nearby
Severe Thunderstorm Warnings in New York, 2021Every severe thunderstorm 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.