Alert archive / Maine / Winter Storm Warnings in 2017

Winter Storm Warning 6, NWS Gray, ME

February 11, 2017Knox County, Lincoln County, Sagadahoc County, Maine

NWS Gray, ME issued this winter storm warning at Feb 11, 2017, 11:53 AM EST for Knox County, Lincoln County, Sagadahoc County, Maine. It was in force for 4 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: Feb 11, 2017, 11:53 AM EST (16:53 UTC)
Expired: Feb 11, 2017, 4:20 PM EST
In force: 4 hr
Issued by: NWS Gray, ME

Counties Knox County, ME, Lincoln County, ME, Sagadahoc County, ME

The radar

The Portland,ME radar (KGYX), 62 km from the middle of the area, began a volume at 16:56 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

Gray, ME (KGYX), launched 12:00Z, 4.9 hours before the alert went out and 62 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: 584 m above ground
0-6 km bulk shear: 81 kt
0-1 km storm-relative helicity: 449 m²/s²
0-3 km storm-relative helicity: 792 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 Feb 11, 8:25 AM EST, 3 hours 28 minutes earlier.

Area forecast discussion, Feb 11, 8:25 AM EST, 3 hours 28 minutes before

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Hazardous weather outlook, Feb 11, 3:20 AM EST, 8 hours 33 minutes before

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In the hours before

Local storm report, Feb 11, 10:35 AM EST, 1 hour 18 minutes before

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Local storm report, Feb 11, 10:56 AM EST, 57 minutes before

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Local storm report, Feb 11, 11:16 AM EST, 37 minutes before

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Local storm report, Feb 11, 11:19 AM EST, 34 minutes before

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Local storm report, Feb 11, 11:39 AM EST, 14 minutes before

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Local storm report, Feb 11, 11:48 AM EST, 5 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
Feb 11, 3:54 PM EST	Special Weather Statement	GYX	Androscoggin, Kennebec, Lincoln, Waldo	2 hr
Feb 11, 4:20 PM EST	Blizzard Watch	GYX	Androscoggin, Cumberland, Kennebec, Knox, Lincoln, Sagadahoc and 2 more	24 hr
Feb 11, 4:20 PM EST	Winter Storm Warning	GYX	Androscoggin, Cumberland, Franklin, Kennebec, Knox, Lincoln and 5 more	51 hr
Feb 11, 5:09 PM EST	Gale Warning	GYX		54 hr
Feb 11, 5:09 PM EST	Storm Warning	GYX		54 hr
Feb 11, 5:55 PM EST	Special Weather Statement	GYX	Androscoggin, Knox, Lincoln, Sagadahoc	95 min

Nearby

Winter Storm Warnings in Maine, 2017 Every winter storm warning in 2017

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.