Alert archive / New York / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 131, NWS Albany, NY
NWS Albany, NY issued this severe thunderstorm warning at Jul 27, 2021, 3:59 PM EDT for Albany County, Rensselaer County, Saratoga County, New York. It was in force for 46 min. 3 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 27, 2021, 3:59 PM EDT (19:59 UTC)
- Expired
- Jul 27, 2021, 4:45 PM EDT
- In force
- 46 min
- Issued by
- NWS Albany, NY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Albany County, NY, Rensselaer County, NY, Saratoga County, NY
The radar
The Albany radar (KENX), 61 km from the middle of the area, began a volume at 20:03 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 27, 3:59 PM EDT | TSTM WND DMG | Cohoes, NY | LARGE TREE LIMB DOWNED ON HOWARD STREET |
| Jul 27, 3:59 PM EDT | TSTM WND DMG | Cohoes, NY | POWER POLE SNAPPED ON BROADWAY |
| Jul 27, 4:41 PM EDT | TSTM WND DMG | Cohoes, NY | POWER POLE SNAPPED ON BROADWAY |
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 27, 2:47 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 8.0 hours before the alert went out and 39 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1464 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
348
WUUS51 KALY 271959
SVRALY
NYC001-083-091-272045-
/O.NEW.KALY.SV.W.0131.210727T1959Z-210727T2045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Albany NY
359 PM EDT Tue Jul 27 2021
The National Weather Service in Albany has issued a
* Severe Thunderstorm Warning for...
Northeastern Albany County in east central New York...
Southern Saratoga County in east central New York...
Central Rensselaer County in east central New York...
* Until 445 PM EDT.
* At 358 PM EDT, a severe thunderstorm was located over Waterford, or
over Cohoes, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Troy, Cohoes, Watervliet, Latham, Menands, Green Island, Grafton,
Waterford, Berlin, Loudonville, Center Brunswick, Wyantskill,
Wynantskill, Halfmoon, Brunswick, Pittstown, Poestenkill, South
Troy, Petersburg Junction and Albia.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
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 4263 7331 4270 7377 4288 7373 4285 7328
4284 7328 4283 7329 4281 7328 4279 7329
4275 7328 4275 7327 4274 7327
TIME...MOT...LOC 1958Z 278DEG 38KT 4278 7365
HAIL...1.00IN
WIND...60MPH
$$
BGM3 follow-up statements
534
WWUS51 KALY 272010
SVSALY
Severe Weather Statement
National Weather Service Albany NY
410 PM EDT Tue Jul 27 2021
NYC001-091-272019-
/O.CAN.KALY.SV.W.0131.000000T0000Z-210727T2045Z/
Albany NY-Saratoga NY-
410 PM EDT Tue Jul 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ALBANY AND
SOUTHERN SARATOGA COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
east central New York...and southern Vermont.
LAT...LON 4263 7331 4269 7371 4279 7367 4281 7366
4286 7368 4288 7367 4285 7328 4283 7329
4281 7328 4281 7329 4275 7328 4275 7327
4274 7327
TIME...MOT...LOC 2009Z 278DEG 38KT 4276 7348
$$
NYC083-272045-
/O.CON.KALY.SV.W.0131.000000T0000Z-210727T2045Z/
Rensselaer NY-
410 PM EDT Tue Jul 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR CENTRAL RENSSELAER COUNTY...
At 409 PM EDT, a severe thunderstorm was located over Grafton, or 9
miles east of Troy, moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Troy, Grafton, Berlin, Wyantskill, Center Brunswick, Wynantskill,
Brunswick, Pittstown, Poestenkill, South Troy, Lansingburgh, Melrose,
East Poestenkill, Petersburg Junction, Quackenkill, Albia, Babcock
Lake, Sycaway, Eastmor and Barberville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4263 7331 4269 7371 4279 7367 4281 7366
4286 7368 4288 7367 4285 7328 4283 7329
4281 7328 4281 7329 4275 7328 4275 7327
4274 7327
TIME...MOT...LOC 2009Z 278DEG 38KT 4276 7348
HAIL...1.00IN
WIND...60MPH
$$
BGM999
WWUS51 KALY 272035
SVSALY
Severe Weather Statement
National Weather Service Albany NY
435 PM EDT Tue Jul 27 2021
NYC083-272045-
/O.CON.KALY.SV.W.0131.000000T0000Z-210727T2045Z/
Rensselaer NY-
435 PM EDT Tue Jul 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM EDT
FOR NORTHEASTERN RENSSELAER COUNTY...
At 435 PM EDT, severe thunderstorms were located along a line
extending from near New Ashford to near Pownal, moving east at 25
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Grafton, Berlin, East Poestenkill, Petersburg Junction, Potter Hill,
Babcock Lake, Stillham, Center Berlin, Petersburg, Boyntonville,
Bucks Corner, East Grafton and North Petersburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4266 7352 4270 7351 4275 7349 4281 7348
4286 7347 4285 7328 4283 7329 4281 7328
4281 7329 4275 7328 4275 7327 4274 7327
4263 7331
TIME...MOT...LOC 2035Z 287DEG 23KT 4263 7331 4277 7328
HAIL...<.75IN
WIND...60MPH
$$
BGM727
WWUS51 KALY 272047
SVSALY
Severe Weather Statement
National Weather Service Albany NY
447 PM EDT Tue Jul 27 2021
NYC083-272056-
/O.EXP.KALY.SV.W.0131.000000T0000Z-210727T2045Z/
Rensselaer NY-
447 PM EDT Tue Jul 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN RENSSELAER COUNTY
HAS EXPIRED...
The storms which prompted the warning have moved out of the area.
Therefore, the warning has been allowed to expire.
A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
east central New York...and southern Vermont.
LAT...LON 4266 7352 4270 7351 4275 7349 4281 7348
4286 7347 4285 7328 4283 7329 4281 7328
4281 7329 4275 7328 4275 7327 4274 7327
4263 7331
TIME...MOT...LOC 2046Z 278DEG 38KT 4262 7317 4276 7314
$$
BGMThe office that day
Everything else NWS Albany, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 2:48 PM EDT | Special Weather Statement | ALY | Montgomery, Schenectady | 27 min |
| Jul 27, 2:51 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Montgomery, Saratoga, Schenectady | 54 min |
| Jul 27, 2:52 PM EDT | Areal Flood Advisory | ALY | Montgomery | 2 hr |
| Jul 27, 3:09 PM EDT | Special Weather Statement | ALY | Warren | 36 min |
| Jul 27, 3:15 PM EDT | Special Weather Statement | ALY | Otsego | 30 min |
| Jul 27, 3:20 PM EDT | Severe Thunderstorm Warning | ALY | Herkimer | 23 min |
| Jul 27, 3:30 PM EDT | Special Weather Statement | ALY | Albany | 30 min |
| Jul 27, 3:40 PM EDT | Special Weather Statement | ALY | Rensselaer | 35 min |
| Jul 27, 3:43 PM EDT | Special Weather Statement | ALY | Washington | 32 min |
| Jul 27, 4:20 PM EDT | Special Weather Statement | ALY | Schoharie | 25 min |
| Jul 27, 4:30 PM EDT | Severe Thunderstorm Warning | ALY | Rensselaer | 43 min |
| Jul 27, 4:34 PM EDT | Severe Thunderstorm Warning | ALY | Albany, Greene, Schoharie | 21 min |
| Jul 27, 4:54 PM EDT | Special Weather Statement | ALY | Rensselaer | 36 min |
| Jul 27, 5:16 PM EDT | Special Weather Statement | ALY | Columbia | 44 min |
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.