Alert archive / New York / Frost Advisories in 2021

Frost Advisory 3, NWS Albany, NY

May 12, 202110 counties in New York; Bennington County, Windham County, Vermont; Berkshire County, Massachusetts

NWS Albany, NY issued this frost advisory at May 12, 2021, 3:27 AM EDT for 10 counties in New York; Bennington County, Windham County, Vermont; Berkshire County, Massachusetts. It took effect at May 13, 2021, 2:00 AM EDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
May 12, 2021, 3:27 AM EDT (07:27 UTC)
In effect from
May 13, 2021, 2:00 AM EDT
Expired
May 13, 2021, 8:00 AM EDT
In force
6 hr
Issued by
NWS Albany, NY

Counties Berkshire County, MA, Fulton County, NY, Greene County, NY, Herkimer County, NY, Montgomery County, NY, Rensselaer County, NY, Saratoga County, NY, Schoharie County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Bennington County, VT, Windham County, VT

The radar

The Albany radar (KENX), 35 km from the middle of the area, began a volume at 07:27 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 00:00Z, 7.5 hours before the alert went out and 20 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.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 00:00Z on 2021-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 00:00Z on 2021-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2092 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

153 
WWUS71 KALY 120727
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
327 AM EDT Wed May 12 2021

MAZ001-NYZ038>040-043-047-054-058-063-084-VTZ013>015-122200-
/O.NEW.KALY.FR.Y.0003.210513T0600Z-210513T1200Z/
Northern Berkshire-Southern Herkimer-Southern Fulton-Montgomery-
Northern Washington-Schoharie-Eastern Rensselaer-Western Greene-
Western Ulster-Southern Washington-Bennington-Western Windham-
Eastern Windham-
Including the cities of Dalton, Hancock, Pittsfield, Florida, 
North Adams, Ilion, Herkimer, Little Falls, Mohawk, Frankfort, 
Dolgeville, Gloversville, Johnstown, Amsterdam, Huletts Landing, 
Whitehall, Granville, Cobleskill, Breakabeen, Gilboa, 
Livingstonville, Middleburgh, North Blenheim, Jefferson, Berlin, 
Eagle Bridge, Hoosick Falls, Stephentown, Hunter, Tannersville, 
Windham, Prattsville, Ellenville, Woodstock, West Hurley, 
West Shokan, Kerhonkson, Napanoch, Sundown, Hudson Falls, 
Fort Edward, Cambridge, Greenwich, Middle Falls, North Easton, 
Stamford, Bennington, Woodford State Park, Pownal, Stratton, 
Londonderry, Brattleboro, Guilford Center, West Brattleboro, 
and Bellows Falls
327 AM EDT Wed May 12 2021

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY...

* WHAT...Temperatures between 33 and 36 degrees will result in 
  frost formation.

* WHERE...Southern Vermont, the northern Berkshires of western
  Massachusetts and the Mohawk and Schoharie valleys, eastern
  Catskills, northern Taconics and Washington County in eastern
  New York.

* WHEN...From 2 AM to 8 AM EDT Thursday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
3 follow-up statements
028 
WWUS71 KALY 121958
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
358 PM EDT Wed May 12 2021

NYZ041-083-131200-
/O.EXA.KALY.FR.Y.0003.210513T0600Z-210513T1200Z/
Northern Saratoga-Southeast Warren-
Including the cities of Saratoga Lake, Saratoga Springs, 
Glens Falls, and West Glens Falls
358 PM EDT Wed May 12 2021

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT THURSDAY...

* WHAT...Temperatures between 34 and 36 degrees will result in 
  frost formation.

* WHERE...Northern Saratoga and Southeast Warren Counties.

* WHEN...From 2 AM to 8 AM EDT Thursday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if left
  uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MAZ001-NYZ038>040-043-047-054-058-063-084-VTZ013>015-131200-
/O.CON.KALY.FR.Y.0003.210513T0600Z-210513T1200Z/
Northern Berkshire-Southern Herkimer-Southern Fulton-Montgomery-
Northern Washington-Schoharie-Eastern Rensselaer-Western Greene-
Western Ulster-Southern Washington-Bennington-Western Windham-
Eastern Windham-
Including the cities of Dalton, Hancock, Pittsfield, Florida, 
North Adams, Ilion, Herkimer, Little Falls, Mohawk, Frankfort, 
Dolgeville, Gloversville, Johnstown, Amsterdam, Huletts Landing, 
Whitehall, Granville, Cobleskill, Breakabeen, Gilboa, 
Livingstonville, Middleburgh, North Blenheim, Jefferson, Berlin, 
Eagle Bridge, Hoosick Falls, Stephentown, Hunter, Tannersville, 
Windham, Prattsville, Ellenville, Woodstock, West Hurley, 
West Shokan, Kerhonkson, Napanoch, Sundown, Hudson Falls, 
Fort Edward, Cambridge, Greenwich, Middle Falls, North Easton, 
Stamford, Bennington, Woodford State Park, Pownal, Stratton, 
Londonderry, Brattleboro, Guilford Center, West Brattleboro, 
and Bellows Falls
358 PM EDT Wed May 12 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
THURSDAY...

* WHAT...Temperatures as low as 33 to 36 degrees will result in 
  frost formation.

* WHERE...Southern Vermont, the northern Berkshires of western
  Massachusetts and the Mohawk and Schoharie valleys, eastern
  Catskills, northern Taconics and Washington County in eastern
  New York.

* WHEN...From 2 AM to 8 AM EDT Thursday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
112 
WWUS71 KALY 122335
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
735 PM EDT Wed May 12 2021

MAZ001-NYZ038>041-043-047-054-058-063-083-084-VTZ013>015-131200-
/O.CON.KALY.FR.Y.0003.210513T0600Z-210513T1200Z/
Northern Berkshire-Southern Herkimer-Southern Fulton-Montgomery-
Northern Saratoga-Northern Washington-Schoharie-
Eastern Rensselaer-Western Greene-Western Ulster-Southeast Warren-
Southern Washington-Bennington-Western Windham-Eastern Windham-
Including the cities of Dalton, Hancock, Pittsfield, Florida, 
North Adams, Ilion, Herkimer, Little Falls, Mohawk, Frankfort, 
Dolgeville, Gloversville, Johnstown, Amsterdam, Saratoga Lake, 
Saratoga Springs, Huletts Landing, Whitehall, Granville, 
Cobleskill, Breakabeen, Gilboa, Livingstonville, Middleburgh, 
North Blenheim, Jefferson, Berlin, Eagle Bridge, Hoosick Falls, 
Stephentown, Hunter, Tannersville, Windham, Prattsville, 
Ellenville, Woodstock, West Hurley, West Shokan, Kerhonkson, 
Napanoch, Sundown, Glens Falls, West Glens Falls, Hudson Falls, 
Fort Edward, Cambridge, Greenwich, Middle Falls, North Easton, 
Stamford, Bennington, Woodford State Park, Pownal, Stratton, 
Londonderry, Brattleboro, Guilford Center, West Brattleboro, 
and Bellows Falls
735 PM EDT Wed May 12 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
THURSDAY...

* WHAT...Temperatures between 33 and 36 degrees will result in 
  frost formation.

* WHERE...Southern Vermont, the northern Berkshires, the Mohawk
  and Schoharie valleys, eastern Catskills, northern Taconics,
  Northern Saratoga, Southeast Warren and all of Washington 
  County in eastern New York.

* WHEN...From 2 AM to 8 AM EDT Thursday.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
255 
WWUS71 KALY 130720
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
320 AM EDT Thu May 13 2021

MAZ001-NYZ038>041-043-047-054-058-063-083-084-VTZ013>015-131200-
/O.CON.KALY.FR.Y.0003.000000T0000Z-210513T1200Z/
Northern Berkshire-Southern Herkimer-Southern Fulton-Montgomery-
Northern Saratoga-Northern Washington-Schoharie-
Eastern Rensselaer-Western Greene-Western Ulster-Southeast Warren-
Southern Washington-Bennington-Western Windham-Eastern Windham-
Including the cities of Dalton, Hancock, Pittsfield, Florida, 
North Adams, Ilion, Herkimer, Little Falls, Mohawk, Frankfort, 
Dolgeville, Gloversville, Johnstown, Amsterdam, Saratoga Lake, 
Saratoga Springs, Huletts Landing, Whitehall, Granville, 
Cobleskill, Breakabeen, Gilboa, Livingstonville, Middleburgh, 
North Blenheim, Jefferson, Berlin, Eagle Bridge, Hoosick Falls, 
Stephentown, Hunter, Tannersville, Windham, Prattsville, 
Ellenville, Woodstock, West Hurley, West Shokan, Kerhonkson, 
Napanoch, Sundown, Glens Falls, West Glens Falls, Hudson Falls, 
Fort Edward, Cambridge, Greenwich, Middle Falls, North Easton, 
Stamford, Bennington, Woodford State Park, Pownal, Stratton, 
Londonderry, Brattleboro, Guilford Center, West Brattleboro, 
and Bellows Falls
320 AM EDT Thu May 13 2021

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Temperatures between 32 and 36 degrees will result in 
  frost formation.

* WHERE...Southern Vermont, the northern Berkshires in western
  Massachusetts and the Mohawk and Schoharie valleys, eastern
  Catskills, northern Taconics and Northern Saratoga, Southeast
  Warren and Washington counties in eastern New York.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Frost could kill sensitive outdoor vegetation if 
  left uncovered.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Protect tender plants from the cold.

&&

$$

Nearby

Frost Advisories in New York, 2021Frost Advisories in Vermont, 2021Frost Advisories in Massachusetts, 2021Every frost advisory 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.