Alert archive / New York / Frost Advisories in 2021

Frost Advisory 1, NWS Albany, NY

May 6, 2021Saratoga County, Warren County, Washington County, New York

NWS Albany, NY issued this frost advisory at May 6, 2021, 3:30 AM EDT for Saratoga County, Warren County, Washington County, New York. It took effect at May 7, 2021, 1:00 AM EDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
May 6, 2021, 3:30 AM EDT (07:30 UTC)
In effect from
May 7, 2021, 1:00 AM EDT
Expired
May 7, 2021, 8:00 AM EDT
In force
7 hr
Issued by
NWS Albany, NY

Counties Saratoga County, NY, Warren County, NY, Washington County, NY

The radar

The Albany radar (KENX), 87 km from the middle of the area, began a volume at 07:32 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 71 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 2021-05-06Temperature 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 2021-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -57 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
816 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-57 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

711 
WWUS71 KALY 060730
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
330 AM EDT Thu May 6 2021

NYZ041-043-083-084-062100-
/O.NEW.KALY.FR.Y.0001.210507T0500Z-210507T1200Z/
Northern Saratoga-Northern Washington-Southeast Warren-
Southern Washington-
Including the cities of Saratoga Lake, Saratoga Springs, 
Huletts Landing, Whitehall, Granville, Glens Falls, 
West Glens Falls, Hudson Falls, Fort Edward, Cambridge, 
Greenwich, Middle Falls, and North Easton
330 AM EDT Thu May 6 2021

...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EDT FRIDAY...

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

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

* WHEN...From 1 AM to 8 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

Wasula
4 follow-up statements
100 
WWUS71 KALY 061941
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
341 PM EDT Thu May 6 2021

NYZ041-043-083-084-071000-
/O.CON.KALY.FR.Y.0001.210507T0500Z-210507T1200Z/
Northern Saratoga-Northern Washington-Southeast Warren-
Southern Washington-
Including the cities of Saratoga Lake, Saratoga Springs, 
Huletts Landing, Whitehall, Granville, Glens Falls, 
West Glens Falls, Hudson Falls, Fort Edward, Cambridge, 
Greenwich, Middle Falls, and North Easton
341 PM EDT Thu May 6 2021

...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM EDT
FRIDAY...

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

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

* WHEN...From 1 AM to 8 AM EDT Friday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$
090 
WWUS71 KALY 070532
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
132 AM EDT Fri May 7 2021

NYZ041-043-083-084-071200-
/O.CON.KALY.FR.Y.0001.000000T0000Z-210507T1200Z/
Northern Saratoga-Northern Washington-Southeast Warren-
Southern Washington-
Including the cities of Saratoga Lake, Saratoga Springs, 
Huletts Landing, Whitehall, Granville, Glens Falls, 
West Glens Falls, Hudson Falls, Fort Edward, Cambridge, 
Greenwich, Middle Falls, and North Easton
132 AM EDT Fri May 7 2021

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

* WHAT...Temperatures 33 to 36 degrees will result in areas of frost
  formation.

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

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

TAW
544 
WWUS71 KALY 070732
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
332 AM EDT Fri May 7 2021

NYZ041-043-083-084-071200-
/O.CON.KALY.FR.Y.0001.000000T0000Z-210507T1200Z/
Northern Saratoga-Northern Washington-Southeast Warren-
Southern Washington-
Including the cities of Saratoga Lake, Saratoga Springs, 
Huletts Landing, Whitehall, Granville, Glens Falls, 
West Glens Falls, Hudson Falls, Fort Edward, Cambridge, 
Greenwich, Middle Falls, and North Easton
332 AM EDT Fri May 7 2021

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

* WHAT...Temperatures 33 to 36 degrees will result in areas of frost
  formation.

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

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

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

TAW
098 
WWUS71 KALY 071201
NPWALY

URGENT - WEATHER MESSAGE
National Weather Service Albany NY
801 AM EDT Fri May 7 2021

NYZ041-043-083-084-071315-
/O.EXP.KALY.FR.Y.0001.000000T0000Z-210507T1200Z/
Northern Saratoga-Northern Washington-Southeast Warren-
Southern Washington-
Including the cities of Saratoga Lake, Saratoga Springs, 
Huletts Landing, Whitehall, Granville, Glens Falls, 
West Glens Falls, Hudson Falls, Fort Edward, Cambridge, 
Greenwich, Middle Falls, and North Easton
801 AM EDT Fri May 7 2021

...FROST ADVISORY HAS EXPIRED...

Temperatures have warmed and will warm throughout the day.

$$

Nearby

Frost Advisories in New York, 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.