Alert archive / Maine / Special Weather Statements in 2021

Special Weather Statement, NWS Caribou, ME

August 26, 2021Penobscot County, Maine

NWS Caribou, ME issued this special weather statement at Aug 26, 2021, 6:55 PM EDT for Penobscot County, Maine. It was in force for 50 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: Aug 26, 2021, 6:55 PM EDT (22:55 UTC)
Expired: Aug 26, 2021, 7:45 PM EDT
In force: 50 min
Issued by: NWS Caribou, ME
Hail: 0.50 in
Wind: 40

County Penobscot County, ME

The radar

The Caribou radar (KCBW), 126 km from the middle of the area, began a volume at 22:57 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, 10.9 hours before the alert went out and 182 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: 201 J/kg
Mixed-layer CIN: -118 J/kg
Mixed-layer LCL: 1438 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: -5 m²/s²
0-3 km storm-relative helicity: 15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Caribou, ME wrote its last area forecast discussion before this special weather statement went out at Aug 26, 6:16 PM EDT, 39 minutes earlier.

Area forecast discussion, Aug 26, 6:16 PM EDT, 39 minutes before

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Hazardous weather outlook, Aug 26, 5:55 PM EDT, 1 hour before

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In the hours before

Special weather statement, Aug 26, 3:32 PM EDT, 3 hours 23 minutes before

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Special weather statement, Aug 26, 4:34 PM EDT, 2 hours 21 minutes before

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Special weather statement, Aug 26, 6:55 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 26, 2:48 AM EDT	Heat Advisory	CAR	Hancock, Penobscot, Piscataquis, Washington	15 hr
Aug 26, 3:28 PM EDT	Beach Hazards Statement	CAR	Hancock, Washington	29 hr
Aug 26, 3:32 PM EDT	Special Weather Statement	CAR	Penobscot	58 min
Aug 26, 4:34 PM EDT	Special Weather Statement	CAR	Penobscot	41 min

Nearby

Special Weather Statements in Maine, 2021 Every special weather statement in 2021

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.