Alert archive / Vermont / Flood Watches in 2014

Flood Watch 3, NWS Burlington, VT

April 11, 201411 counties in Vermont; 4 counties in New York

NWS Burlington, VT issued this flood watch at Apr 11, 2014, 4:26 PM EDT for 11 counties in Vermont; 4 counties in New York. It took effect at Apr 12, 2014, 2:00 PM EDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: Apr 11, 2014, 4:26 PM EDT (20:26 UTC)
In effect from: Apr 12, 2014, 2:00 PM EDT
Expired: Apr 16, 2014, 3:33 PM EDT
In force: 4 days
Issued by: NWS Burlington, VT
Flood severity: None

Counties Clinton County, NY, Essex County, NY, Franklin County, NY, St. Lawrence County, NY, Addison County, VT, Caledonia County, VT, Chittenden County, VT, Essex County, VT, Franklin County, VT, Grand Isle County, VT, Lamoille County, VT, Orange County, VT, Orleans County, VT, Rutland County, VT, Washington County, VT

The radar

The Burlington radar (KCXX), 11 km from the middle of the area, began a volume at 20:23 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, 8.4 hours before the alert went out and 204 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1265 m above ground
0-6 km bulk shear: 65 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 107 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flood watch 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 flood watch went out at Apr 11, 3:59 PM EDT, 27 minutes earlier.

Area forecast discussion, Apr 11, 3:59 PM EDT, 27 minutes before

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Hazardous weather outlook, Apr 11, 4:04 PM EDT, 22 minutes before

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In the hours before

Special weather statement, Apr 11, 12:53 PM EDT, 3 hours 33 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 11, 8:54 AM EDT	River Flood Warning	BTV	Orleans	7 days

Nearby

Flood Watches in Vermont, 2014 Flood Watches in New York, 2014 Every flood watch in 2014

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.