Alert archive / Vermont / Special Weather Statements in 2021

Special Weather Statement, NWS Albany, NY

March 1, 2021Windham County, Vermont

NWS Albany, NY issued this special weather statement at Mar 1, 2021, 10:31 PM EST for Windham County, Vermont. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 1, 2021, 10:31 PM EST (03:31 UTC)
Expired
Mar 1, 2021, 11:30 PM EST
In force
59 min
Issued by
NWS Albany, NY

County Windham County, VT

The radar

The Albany radar (KENX), 138 km from the middle of the area, began a volume at 03:32 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, 3.5 hours before the alert went out and 116 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 2021-03-02Temperature 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 2021-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -29 square meters per square second.1939587897117136156Sfc1 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
1297 m above ground
0-6 km bulk shear
95 kt
0-1 km storm-relative helicity
-29 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

423 
WWUS81 KALY 020331
SPSALY

Special Weather Statement
National Weather Service Albany NY
1031 PM EST Mon Mar 1 2021

VTZ014-015-020430-
Eastern Windham-Western Windham-
1031 PM EST Mon Mar 1 2021

...A SNOW SQUALL WILL AFFECT NORTHEASTERN WINDHAM COUNTY...

At 1030 PM EST, a snow squall was located over Mount Holly, or 11
miles northwest of Chester, moving southeast at 45 mph.

Winds in excess of 40 mph are possible with this squall.

Locations impacted include...
Bellows Falls, Londonderry, Townshend, Putney, Saxtons River,
Westminster, Newfane, Windham, Rockingham, Jamaica, Wardsboro,
Grafton, Brookline, Athens, North Westminster, Wardsboro Center, East
Putney, Brockways Mills, South Windham and Putney Station.

Conditions can deteriorate rapidly in winter weather situations. Be
prepared for snow or ice covered roads. Slow down and allow extra
time when traveling.

LAT...LON 4311 7244 4308 7244 4305 7247 4300 7244
      4300 7246 4297 7247 4296 7252 4295 7254
      4298 7283 4326 7282 4322 7269 4324 7252
      4323 7246 4322 7244 4315 7246 4312 7243
TIME...MOT...LOC 0330Z 324DEG 41KT 4339 7279 

$$

BGM

The office that day

Everything else NWS Albany, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 1, 7:05 PM ESTSpecial Weather StatementALYFulton, Montgomery, Saratoga, Schenectady25 min
Mar 1, 7:23 PM ESTSpecial Weather StatementALYAlbany, Montgomery, Schoharie52 min
Mar 1, 7:28 PM ESTSpecial Weather StatementALYRensselaer, Saratoga, Schenectady, Washington47 min
Mar 1, 7:41 PM ESTSpecial Weather StatementALYHamilton49 min
Mar 1, 8:07 PM ESTSpecial Weather StatementALYGreene23 min
Mar 1, 8:12 PM ESTSpecial Weather StatementALYAlbany, Rensselaer, Schenectady, Schoharie48 min
Mar 1, 8:32 PM ESTSpecial Weather StatementALYHamilton, Herkimer, Warren43 min
Mar 1, 8:40 PM ESTSpecial Weather StatementALYColumbia, Greene50 min
Mar 1, 9:42 PM ESTSpecial Weather StatementALYHamilton, Herkimer33 min
Mar 1, 10:17 PM ESTSpecial Weather StatementALYGreene58 min
Mar 1, 11:20 PM ESTSpecial Weather StatementALYGreene55 min
Mar 1, 8:20 PM ESTSpecial Weather StatementALYBennington, Windham40 min
Mar 2, 12:28 AM ESTSpecial Weather StatementALYBennington47 min

Nearby

Special Weather Statements in Vermont, 2021Every special weather statement 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.