Alert archive / Vermont / Winter Storm Warnings in 2021
Winter Storm Warning 6, NWS Burlington, VT
NWS Burlington, VT issued this winter storm warning at Apr 15, 2021, 3:30 AM EDT for Addison County, Rutland County, Vermont. It took effect at Apr 15, 2021, 8:00 PM EDT. It was in force for 24 hr. 12 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 15, 2021, 3:30 AM EDT (07:30 UTC)
- In effect from
- Apr 15, 2021, 8:00 PM EDT
- Expired
- Apr 16, 2021, 7:36 PM EDT
- In force
- 24 hr
- Issued by
- NWS Burlington, VT
Counties Addison County, VT, Rutland County, VT
The radar
The Burlington radar (KCXX), 79 km from the middle of the area, began a volume at 07:31 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 16, 5:54 AM EDT | SNOW 2 | Belmont, VT | |
| Apr 16, 7:18 AM EDT | SNOW 2.5 | Shrewsbury, VT | AT 1400 FEET. |
| Apr 16, 9:00 AM EDT | SNOW 7 | 1 Se East Wallingford, VT | AT 1500 FT ELEVATION |
| Apr 16, 9:00 AM EDT | SNOW 7 | Killington, VT | AT 1800 FT ELEVATION |
| Apr 16, 9:30 AM EDT | SNOW 2 | West Bridgewater, VT | AT 1200 FT ELEVATION |
| Apr 16, 9:45 AM EDT | SNOW 6 | 3 Ese Mt. Holly, VT | AT 1500 FT ELEVATION |
| Apr 16, 10:00 AM EDT | HEAVY SNOW 8 | Mt. Holly, VT | |
| Apr 16, 2:40 PM EDT | HEAVY SNOW 10.5 | 3 Ese Shrewsbury, VT | |
| Apr 16, 2:40 PM EDT | HEAVY SNOW 10.5 | Shrewsbury, VT | AT 1650 FT ELEVATION. |
| Apr 16, 3:00 PM EDT | HEAVY SNOW 10 | Mt. Holly, VT | AT 1500 FT ELEVATION. |
| Apr 16, 3:15 PM EDT | SNOW 2 | Bristol, VT | AT 1190 FT ELEVATION. |
| Apr 16, 5:12 PM EDT | SNOW 6.2 | Granville, VT | COMPACTED SNOW AND RAIN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Albany, NY (KALY), launched 00:00Z, 7.5 hours before the alert went out and 138 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
- 3 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 2373 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
624 WWUS41 KBTV 150730 WSWBTV URGENT - WINTER WEATHER MESSAGE National Weather Service Burlington VT 330 AM EDT Thu Apr 15 2021 VTZ012-018-019-152100- /O.UPG.KBTV.WS.A.0005.210416T0000Z-210417T0000Z/ /O.NEW.KBTV.WS.W.0006.210416T0000Z-210417T0000Z/ Windsor-Eastern Addison-Eastern Rutland- Including the cities of Springfield, White River Junction, Bristol, Ripton, East Wallingford, and Killington 330 AM EDT Thu Apr 15 2021 ...WINTER STORM WARNING IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT FRIDAY... * WHAT...Heavy snow expected. Total snow accumulations of 6 to 12 inches, mainly above 1500 feet. * WHERE...Windsor, Eastern Addison and Eastern Rutland Counties. * WHEN...From 8 PM this evening to 8 PM EDT Friday. * IMPACTS...Travel could be difficult, especially over higher elevation roads. * ADDITIONAL DETAILS...Rain will transition to snow, mainly above 1500 feet tonight and be moderate to heavy at times through early Friday afternoon before tapering off in the evening. Isolated power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Please allow extra time if travel is necessary. && $$ NYZ034-VTZ008-010-152100- /O.NEW.KBTV.WW.Y.0010.210416T0000Z-210417T0000Z/ Western Essex-Washington-Orange- Including the cities of Lake Placid, Montpelier, Bradford, and Randolph 330 AM EDT Thu Apr 15 2021 ...WINTER WEATHER ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT FRIDAY... * WHAT...Snow expected. Total snow accumulations of up to 6 inches, mainly above 1500 feet. * WHERE...In Vermont, Washington and Orange Counties. In New York, Western Essex County. * WHEN...From 8 PM this evening to 8 PM EDT Friday. * IMPACTS...Travel could be very difficult, especially over higher elevation roads. * ADDITIONAL DETAILS...Rain will transition to snow, mainly above 1500 feet tonight and be moderate at times through early Friday afternoon before tapering off in the evening. Isolated power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ For more information from the National Weather Service visit http://weather.gov/btv/winter
4 follow-up statements
039 WWUS41 KBTV 151927 WSWBTV URGENT - WINTER WEATHER MESSAGE National Weather Service Burlington VT 327 PM EDT Thu Apr 15 2021 VTZ012-018-019-160930- /O.CON.KBTV.WS.W.0006.210416T0000Z-210417T0000Z/ Windsor-Eastern Addison-Eastern Rutland- Including the cities of Springfield, White River Junction, Bristol, Ripton, East Wallingford, and Killington 327 PM EDT Thu Apr 15 2021 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT FRIDAY... * WHAT...Heavy, wet snow expected. Total snow accumulations of 6 to 12 inches, mainly above 1500 feet. * WHERE...Windsor, Eastern Addison and Eastern Rutland Counties. * WHEN...From 8 PM this evening to 8 PM EDT Friday. * IMPACTS...Travel will be hazardous, especially over higher elevation roads. * ADDITIONAL DETAILS...Rain will transition to snow tonight, mainly above 1500 feet, and be moderate to heavy at times through early Friday afternoon before tapering off in the evening. Isolated power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... If you must travel, keep an extra flashlight, food, and water in your vehicle in case of an emergency. Please allow extra time if travel is necessary. && $$ NYZ034-VTZ008-010-160930- /O.CON.KBTV.WW.Y.0010.210416T0000Z-210417T0000Z/ Western Essex-Washington-Orange- Including the cities of Lake Placid, Montpelier, Bradford, and Randolph 327 PM EDT Thu Apr 15 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS EVENING TO 8 PM EDT FRIDAY... * WHAT...Snow expected. Total snow accumulations of up to 6 inches, mainly above 1500 feet. * WHERE...In Vermont, Washington and Orange Counties. In New York, Western Essex County. * WHEN...From 8 PM this evening to 8 PM EDT Friday. * IMPACTS...Travel could be difficult, especially over higher elevation roads. * ADDITIONAL DETAILS...Rain will transition to snow tonight, mainly above 1500 feet, and be moderate at times through early Friday afternoon before tapering off in the evening. Isolated power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ For more information from the National Weather Service visit http://weather.gov/btv/winter
128 WWUS41 KBTV 160726 WSWBTV URGENT - WINTER WEATHER MESSAGE National Weather Service Burlington VT 326 AM EDT Fri Apr 16 2021 VTZ012-018-019-162100- /O.CON.KBTV.WS.W.0006.000000T0000Z-210417T0000Z/ Windsor-Eastern Addison-Eastern Rutland- Including the cities of Springfield, White River Junction, Bristol, Ripton, East Wallingford, and Killington 326 AM EDT Fri Apr 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heavy wet snow. Additional snow accumulations of 4 to 8 inches for a storm total of 6 to 12 inches, mainly above 1500 feet. * WHERE...Eastern Rutland, Eastern Addison and Windsor Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Travel could be hazardous, especially over higher elevation roads. * ADDITIONAL DETAILS...Snow will continue, mainly above 1500 feet, and be moderate to heavy at times through early afternoon before tapering off this evening. Scattered to numerous power outages are likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ NYZ034-VTZ008-010-162100- /O.CON.KBTV.WW.Y.0010.000000T0000Z-210417T0000Z/ Western Essex-Washington-Orange- Including the cities of Lake Placid, Montpelier, Bradford, and Randolph 326 AM EDT Fri Apr 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Snow. Additional snow accumulations of 2 to 4 inches for a storm total of up to 6 inches, mainly above 1500 feet. * WHERE...In Vermont, Washington and Orange Counties. In New York, Western Essex County. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Travel could be difficult, especially over higher elevation roads. * ADDITIONAL DETAILS...Snow will continue, mainly above 1500 feet, and be moderate at times through early afternoon before tapering off this evening. Isolated to scattered power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ For more information from the National Weather Service visit http://weather.gov/btv/winter
785 WWUS41 KBTV 161850 WSWBTV URGENT - WINTER WEATHER MESSAGE National Weather Service Burlington VT 250 PM EDT Fri Apr 16 2021 VTZ012-018-019-170000- /O.CON.KBTV.WS.W.0006.000000T0000Z-210417T0000Z/ Windsor-Eastern Addison-Eastern Rutland- Including the cities of Springfield, White River Junction, Bristol, Ripton, East Wallingford, and Killington 250 PM EDT Fri Apr 16 2021 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Heavy wet snow. Additional snow accumulations of 2 to 4 inches for a storm total of 6 to 12 inches, mainly above 1500 feet. Locally higher amounts are possible. * WHERE...Eastern Rutland, Eastern Addison and Windsor Counties. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Travel could be hazardous, especially over higher elevation roads. * ADDITIONAL DETAILS...Snow will begin to taper off late this evening. Scattered to numerous power outages are likely. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ NYZ034-VTZ008-010-170000- /O.CON.KBTV.WW.Y.0010.000000T0000Z-210417T0000Z/ Western Essex-Washington-Orange- Including the cities of Lake Placid, Montpelier, Bradford, and Randolph 250 PM EDT Fri Apr 16 2021 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING... * WHAT...Snow. Additional snow accumulations of 1 to 2 inches for a storm total of up to 6 inches, mainly above 1500 feet. * WHERE...In Vermont, Washington and Orange Counties. In New York, Western Essex County. * WHEN...Until 8 PM EDT this evening. * IMPACTS...Travel could be difficult, especially over higher elevation roads. * ADDITIONAL DETAILS...Snow will begin to taper off late this evening. Isolated to scattered power outages are possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... Slow down and use caution while traveling. Please allow extra time if travel is necessary. && $$ For more information from the National Weather Service visit http://weather.gov/btv/winter
581 WWUS41 KBTV 162336 WSWBTV URGENT - WINTER WEATHER MESSAGE National Weather Service Burlington VT 736 PM EDT Fri Apr 16 2021 VTZ012-018-019-170045- /O.CAN.KBTV.WS.W.0006.000000T0000Z-210417T0000Z/ Windsor-Eastern Addison-Eastern Rutland- Including the cities of Springfield, White River Junction, Bristol, Ripton, East Wallingford, and Killington 736 PM EDT Fri Apr 16 2021 ...WINTER STORM WARNING IS CANCELLED... Snowfall is winding down this evening. An additional dusting to 1 inch of wet snow is possible tonight. $$ NYZ034-VTZ008-010-170045- /O.CAN.KBTV.WW.Y.0010.000000T0000Z-210417T0000Z/ Western Essex-Washington-Orange- Including the cities of Lake Placid, Montpelier, Bradford, and Randolph 736 PM EDT Fri Apr 16 2021 ...WINTER WEATHER ADVISORY IS CANCELLED... Snowfall is winding down this evening. An additional dusting to 1 inch of wet snow is possible tonight. $$ For more information from the National Weather Service visit http://weather.gov/btv/winter
The office that day
Everything else NWS Burlington, VT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 3:30 AM EDT | Winter Weather Advisory | BTV | Orange, Washington | 40 hr |
Nearby
Winter Storm Warnings in Vermont, 2021Every winter storm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.