Alert archive / New Hampshire / Special Weather Statements in 2018

Special Weather Statement, NWS Gray, ME

October 23, 2018Belknap County, Strafford County, New Hampshire

NWS Gray, ME issued this special weather statement at Oct 23, 2018, 5:13 PM EDT for Belknap County, Strafford County, New Hampshire. It was in force for 62 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: Oct 23, 2018, 5:13 PM EDT (21:13 UTC)
Expired: Oct 23, 2018, 6:15 PM EDT
In force: 62 min
Issued by: NWS Gray, ME

Counties Belknap County, NH, Strafford County, NH

The radar

The Portland,ME radar (KGYX), 111 km from the middle of the area, began a volume at 21:15 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

Albany, NY (KALY), launched 12:00Z, 9.2 hours before the alert went out and 211 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: 1153 m above ground
0-6 km bulk shear: 58 kt
0-1 km storm-relative helicity: 152 m²/s²
0-3 km storm-relative helicity: 216 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 23, 3:44 AM EDT	Winter Weather Advisory	GYX	Franklin, Somerset	12 hr
Oct 23, 12:26 PM EDT	Small Craft Advisory	GYX		3 hr
Oct 23, 3:07 PM EDT	Gale Warning	GYX		36 hr
Oct 23, 3:07 PM EDT	Small Craft Advisory	GYX		31 hr
Oct 23, 3:14 PM EDT	Winter Storm Warning	GYX	Franklin, Somerset	24 hr
Oct 23, 3:14 PM EDT	Winter Weather Advisory	GYX	Franklin, Oxford, Somerset	24 hr
Oct 23, 6:46 PM EDT	Special Weather Statement	GYX	York	59 min
Oct 23, 4:36 PM EDT	Special Weather Statement	GYX	Hillsborough	24 min

Nearby

Special Weather Statements in New Hampshire, 2018 Every special weather statement in 2018

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.