Alert archive / Maine / Winter Storm Warnings in 2013

Winter Storm Warning 10, NWS Gray, ME

December 28, 201311 counties in Maine; 6 counties in New Hampshire

NWS Gray, ME issued this winter storm warning at Dec 28, 2013, 3:12 PM EST for 11 counties in Maine; 6 counties in New Hampshire. It took effect at Dec 29, 2013, 4:00 PM EST. It was in force for 11 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: Dec 28, 2013, 3:12 PM EST (20:12 UTC)
In effect from: Dec 29, 2013, 4:00 PM EST
Expired: Dec 30, 2013, 2:58 AM EST
In force: 11 hr
Issued by: NWS Gray, ME

Counties Androscoggin County, ME, Cumberland County, ME, Franklin County, ME, Kennebec County, ME, Knox County, ME, Lincoln County, ME, Oxford County, ME, Sagadahoc County, ME, Somerset County, ME, Waldo County, ME, York County, ME, Belknap County, NH, Carroll County, NH, Grafton County, NH, Merrimack County, NH, Strafford County, NH, Sullivan County, NH

The radar

The Portland,ME radar (KGYX), 27 km from the middle of the area, began a volume at 20:10 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

Chatham, MA (KCHH), launched 12:00Z, 8.2 hours before the alert went out and 267 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: 1266 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 254 m²/s²
0-3 km storm-relative helicity: 310 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 winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Gray, ME wrote its last area forecast discussion before this winter storm warning went out at Dec 28, 10:02 AM EST, 5 hours 10 minutes earlier.

Area forecast discussion, Dec 28, 10:02 AM EST, 5 hours 10 minutes before

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Hazardous weather outlook, Dec 28, 3:27 AM EST, 11 hours 45 minutes before

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The office that day

Everything else NWS Gray, ME issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 28, 3:12 PM EST	Winter Weather Advisory	GYX	Cumberland, Franklin, Knox, Lincoln, Oxford, Sagadahoc and 2 more	36 hr

Nearby

Winter Storm Warnings in Maine, 2013 Winter Storm Warnings in New Hampshire, 2013 Every winter storm warning in 2013

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.