Alert archive / Vermont / Flash Flood Warnings in 2024

Flash Flood Warning 5, NWS Burlington, VT

July 10, 20244 counties in Vermont; Clinton County, Essex County, New York

NWS Burlington, VT issued this flash flood warning at Jul 10, 2024, 10:03 PM EDT for 4 counties in Vermont; Clinton County, Essex County, New York. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 10, 2024, 10:03 PM EDT (02:03 UTC)
Expired: Jul 11, 2024, 3:53 AM EDT
In force: 6 hr
Issued by: NWS Burlington, VT
Area: Storm-based polygon
Flood severity: None

Counties Clinton County, NY, Essex County, NY, Chittenden County, VT, Franklin County, VT, Lamoille County, VT, Orleans County, VT

The radar

The Burlington radar (KCXX), 13 km from the middle of the area, began a volume at 02:04 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, 2.1 hours before the alert went out and 222 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 628 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 1048 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 238 m²/s²
0-3 km storm-relative helicity: 343 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 11.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Burlington, VT wrote its last area forecast discussion before this flash flood warning went out at Jul 10, 7:55 PM EDT, 2 hours 8 minutes earlier.

Area forecast discussion, Jul 10, 7:55 PM EDT, 2 hours 8 minutes before

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Hazardous weather outlook, Jul 10, 6:15 PM EDT, 3 hours 48 minutes before

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In the hours before

Local storm report, Jul 10, 9:25 PM EDT, 38 minutes before

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Local storm report, Jul 10, 9:30 PM EDT, 33 minutes before

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Local storm report, Jul 10, 9:32 PM EDT, 31 minutes before

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Local storm report, Jul 10, 9:53 PM EDT, 10 minutes before

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Local storm report, Jul 10, 10:00 PM EDT, 3 minutes before

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Local storm report, Jul 10, 10:02 PM EDT, 1 minute before

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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 10, 8:17 PM EDT	Severe Thunderstorm Warning	BTV	Addison	43 min
Jul 10, 8:50 PM EDT	Areal Flood Warning	BTV	Chittenden, Lamoille	77 min
Jul 10, 8:55 PM EDT	Special Weather Statement	BTV	Addison	50 min
Jul 10, 9:09 PM EDT	River Flood Warning	BTV	Washington	12 hr
Jul 10, 9:47 PM EDT	River Flood Warning	BTV	Washington	11 hr
Jul 10, 9:47 PM EDT	River Flood Warning	BTV	Washington	14 hr
Jul 10, 10:18 PM EDT	Flash Flood Warning	BTV	Grand Isle	6 hr
Jul 10, 10:52 PM EDT	Flash Flood Warning	BTV	Caledonia, Essex, Franklin, Lamoille, Orleans	8 hr
Jul 10, 11:44 PM EDT	River Flood Warning	BTV	Caledonia	32 hr
Jul 10, 11:48 PM EDT	River Flood Warning	BTV	Chittenden	38 hr
Jul 11, 2:18 AM EDT	River Flood Warning	BTV	Orange	14 hr
Jul 11, 3:28 AM EDT	River Flood Warning	BTV	Lamoille	22 hr
Jul 11, 3:53 AM EDT	Areal Flood Warning	BTV	Chittenden, Franklin, Lamoille, Orleans	8 hr
Jul 11, 6:27 AM EDT	Areal Flood Warning	BTV	Addison, Caledonia, Chittenden, Essex, Lamoille, Orange and 2 more	5 hr
Jul 11, 6:44 AM EDT	Areal Flood Warning	BTV	Addison, Chittenden, Lamoille, Washington	5 hr
Jul 11, 7:16 AM EDT	Areal Flood Warning	BTV	Caledonia, Essex, Franklin, Lamoille, Orleans	5 hr
Jul 11, 8:50 AM EDT	River Flood Warning	BTV	Orleans	42 hr
Jul 11, 12:09 PM EDT	River Flood Warning	BTV	Orleans	8 hr
Jul 11, 12:30 PM EDT	River Flood Warning	BTV	Lamoille	24 hr
Jul 10, 11:53 PM EDT	River Flood Warning	BTV	Clinton, Essex	11 hr
Jul 11, 3:59 AM EDT	River Flood Warning	BTV	Essex	5 hr
Jul 11, 6:54 AM EDT	Areal Flood Warning	BTV	Essex, Franklin	3 hr

Nearby

Flash Flood Warnings in Vermont, 2024 Flash Flood Warnings in New York, 2024 Every flash flood warning in 2024

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.