Alert archive / Maine / Special Weather Statements in 2011

Special Weather Statement, NWS Gray, ME

July 13, 2011Sagadahoc County, Maine

NWS Gray, ME issued this special weather statement at Jul 13, 2011, 4:11 PM EDT for Sagadahoc County, Maine. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 13, 2011, 4:11 PM EDT (20:11 UTC)
Expired: Jul 13, 2011, 4:45 PM EDT
In force: 34 min
Issued by: NWS Gray, ME

County Sagadahoc County, ME

The radar

The Portland,ME radar (KGYX), 51 km from the middle of the area, began a volume at 20:15 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 242 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: 8 J/kg
Mixed-layer CIN: -106 J/kg
Mixed-layer LCL: 1378 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 48 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 2:43 PM EDT	Special Weather Statement	GYX	York	32 min
Jul 13, 3:50 PM EDT	Special Weather Statement	GYX	Oxford	40 min
Jul 13, 5:37 PM EDT	Special Weather Statement	GYX	York	38 min
Jul 13, 5:44 PM EDT	Special Weather Statement	GYX	Knox	31 min
Jul 13, 5:34 PM EDT	Special Weather Statement	GYX	Sullivan	26 min
Jul 13, 6:33 PM EDT	Special Weather Statement	GYX	Carroll	42 min
Jul 13, 6:37 PM EDT	Special Weather Statement	GYX	Grafton, Sullivan	38 min

Nearby

Special Weather Statements in Maine, 2011 Every special weather statement in 2011

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.