Alert archive / Vermont / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 25, NWS Burlington, VT

June 6, 2020Orange County, Windsor County, Vermont

NWS Burlington, VT issued this severe thunderstorm warning at Jun 6, 2020, 12:48 PM EDT for Orange County, Windsor County, Vermont. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 6, 2020, 12:48 PM EDT (16:48 UTC)
Expired
Jun 6, 2020, 1:15 PM EDT
In force
27 min
Issued by
NWS Burlington, VT
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Orange County, VT, Windsor County, VT

The radar

The Burlington radar (KCXX), 97 km from the middle of the area, began a volume at 16:47 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 12:00Z, 4.8 hours before the alert went out and 164 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 12:00Z on 2020-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 198 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2020-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.19395878Sfc1 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
198 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
1045 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The office that day

Everything else NWS Burlington, VT issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 8:29 PM EDTSpecial Weather StatementBTVOrange46 min
Jun 5, 8:43 PM EDTSpecial Weather StatementBTVWashington32 min
Jun 6, 3:20 AM EDTSpecial Weather StatementBTVOrleans55 min
Jun 6, 10:53 AM EDTSpecial Weather StatementBTVCaledonia22 min
Jun 6, 10:55 AM EDTSpecial Weather StatementBTVOrange35 min
Jun 6, 11:21 AM EDTSpecial Weather StatementBTVWashington24 min
Jun 6, 12:12 PM EDTSpecial Weather StatementBTVAddison33 min
Jun 6, 12:22 PM EDTSpecial Weather StatementBTVRutland23 min
Jun 6, 12:31 PM EDTSpecial Weather StatementBTVOrange29 min
Jun 6, 12:40 PM EDTSpecial Weather StatementBTVOrange35 min
Jun 6, 12:43 PM EDTSpecial Weather StatementBTVWindsor62 min
Jun 6, 4:53 PM EDTSpecial Weather StatementBTVChittenden37 min
Jun 6, 5:23 PM EDTSpecial Weather StatementBTVChittenden52 min
Jun 6, 5:38 PM EDTSpecial Weather StatementBTVAddison52 min
Jun 6, 6:07 PM EDTSpecial Weather StatementBTVRutland53 min
Jun 6, 7:25 PM EDTSpecial Weather StatementBTVOrange65 min
Jun 6, 3:08 PM EDTSpecial Weather StatementBTVSt. Lawrence67 min
Jun 6, 3:45 PM EDTSpecial Weather StatementBTVSt. Lawrence45 min
Jun 6, 4:19 PM EDTSpecial Weather StatementBTVFranklin56 min
Jun 6, 5:13 PM EDTSpecial Weather StatementBTVEssex62 min

Nearby

Severe Thunderstorm Warnings in Vermont, 2020Every severe thunderstorm warning in 2020

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.