Alert archive / New York / Severe Thunderstorm Watches in 2016
Severe Thunderstorm Watch 448
The Storm Prediction Center issued this severe thunderstorm watch at Aug 16, 2016, 5:15 PM EDT for 20 counties in New York. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 16, 2016, 5:15 PM EDT (21:15 UTC)
- Expired
- Aug 16, 2016, 9:52 PM EDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
Counties Albany County, NY, Cayuga County, NY, Fulton County, NY, Hamilton County, NY, Herkimer County, NY, Jefferson County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Oswego County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Warren County, NY, Washington County, NY, Wayne County, NY
The radar
The Ft Drum radar (KTYX), 62 km from the middle of the area, began a volume at 21:17 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 SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 10%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 10%
- One or more hailstones of 2 inches or more
- 10%
- Six or more combined severe hail and wind reports
- 60%
Warnings issued inside it
7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 6:09 PM EDT | Tornado Warning | BUF | Lewis, Oswego | 36 min |
| Aug 16, 6:46 PM EDT | Tornado Warning | BUF | Lewis | 29 min |
| Aug 16, 7:22 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 38 min |
| Aug 16, 8:01 PM EDT | Severe Thunderstorm Warning | BGM | Madison, Oneida, Onondaga | 44 min |
| Aug 16, 8:04 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Herkimer | 56 min |
| Aug 16, 8:37 PM EDT | Severe Thunderstorm Warning | ALY | Fulton, Hamilton, Herkimer, Montgomery | 53 min |
| Aug 16, 9:00 PM EDT | Severe Thunderstorm Warning | ALY | Hamilton, Warren | 60 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Albany, NY (KALY), launched 12:00Z, 9.3 hours before the alert went out and 168 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
- 1098 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 134 m²/s²
- 0-3 km storm-relative helicity
- 174 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 3:57 PM EDT | Mesoscale Discussion | SPC | Cayuga, Fulton, Herkimer, Livingston, Madison, Monroe and 8 more | 93 min |
| Aug 16, 5:54 PM EDT | Mesoscale Discussion | SPC | Albany, Cayuga, Fulton, Hamilton, Herkimer, Jefferson and 13 more | 2 hr |
Nearby
Severe Thunderstorm Watches in New York, 2016Every severe thunderstorm watch in 2016
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.