Alert archive / Maine / Special Weather Statements in 2021
Special Weather Statement, NWS Caribou, ME
NWS Caribou, ME issued this special weather statement at May 11, 2021, 10:31 AM EDT. It was in force for 59 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
- May 11, 2021, 10:31 AM EDT (14:31 UTC)
- Expired
- May 11, 2021, 11:30 AM EDT
- In force
- 59 min
- Issued by
- NWS Caribou, ME
The radar
The Caribou radar (KCBW), 176 km from the middle of the area, began a volume at 14:31 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, 2.5 hours before the alert went out and 392 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1114 m above ground
- 0-6 km bulk shear
- 59 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>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 May 11, 6:58 AM EDT, 3 hours 33 minutes earlier.
Area forecast discussion, May 11, 6:58 AM EDT, 3 hours 33 minutes before
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<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
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If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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</html>Hazardous weather outlook, May 11, 3:36 AM EDT, 6 hours 55 minutes before
Hazardous Weather Outlook National Weather Service Caribou ME 336 AM EDT Tue May 11 2021 MEZ001>006-010-011-015>017-029>032-120745- Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis-Northern Penobscot-Southeast Aroostook- Central Piscataquis-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Coastal Hancock- Coastal Washington-Southern Piscataquis-Northern Washington- 336 AM EDT Tue May 11 2021 This Hazardous Weather Outlook is for Central Highlands Maine, Coastal DownEast Maine, Far Eastern Maine, Far Northern Maine, Interior DownEast Maine, North Woods Maine and Penobscot Valley Maine. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. ANZ050>052-120745- Coastal Waters from Eastport, ME to Schoodic Point, ME out 25 NM- Coastal Waters from Schoodic Point, ME to Stonington, ME out 25 NM- Intra Coastal Waters from Schoodic Point, ME to Stonington, ME- 336 AM EDT Tue May 11 2021 This Hazardous Weather Outlook is for Atlantic Coastal Waters. .DAY ONE...Today and Tonight. No hazardous weather is expected at this time. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures.
In the hours before
Special weather statement, May 11, 9:43 AM EDT, 48 minutes before
Special Weather Statement National Weather Service Caribou ME Issued by National Weather Service Gray ME 943 AM EDT Tue May 11 2021 MEZ001-111445- Northwest Aroostook- 943 AM EDT Tue May 11 2021 ...DEVELOPING SHOWERS WITH SMALL HAIL WILL AFFECT NORTH CENTRAL AROOSTOOK COUNTY... At 942 AM EDT, a strong shower was located near Fish River Lake, or 10 miles south of Deboullie Mountain, moving northeast at 10 mph. Pea size hail is possible with this shower. It is possible within the next hour that thunder may accompany this developing area of showers. Locations impacted include... Fort Kent, Eagle Lake, Deboullie Mountain, New Canada, Big Machias Lake, Fish River Lake, Cross Lake, Wallagrass, Winterville, Guerette, Soldier Pond and Saint John. This includes State Highway 11 between Winterville and Wallagrass. LAT...LON 4666 6877 4674 6901 4722 6877 4713 6827 TIME...MOT...LOC 1342Z 218DEG 10KT 4681 6885 ARNOTT
Special weather statement, May 11, 10:31 AM EDT, 0 minutes before
Special Weather Statement
National Weather Service Caribou ME
Issued by National Weather Service Gray ME
1031 AM EDT Tue May 11 2021
MEZ001-111530-
Northwest Aroostook-
1031 AM EDT Tue May 11 2021
...DEVELOPING SHOWERS WITH SMALL HAIL WILL AFFECT NORTHWESTERN
AROOSTOOK COUNTY...
At 1029 AM EDT, a developing area of showers with the potential of
producing pea sized hail was located 16 miles northeast of Saint
Pamphile, moving northeast at 10 mph.
In addition to pea sized hail...the potential for thunder exists
as these showers develop.
Locations impacted include...
Allagash Township.
LAT...LON 4745 6914 4743 6911 4742 6908 4743 6906
4743 6904 4741 6903 4738 6905 4726 6905
4724 6903 4723 6900 4700 6950 4706 6963
4746 6922
TIME...MOT...LOC 1429Z 232DEG 9KT 4712 6950
ARNOTTThe office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 11, 9:43 AM EDT | Special Weather Statement | CAR | Aroostook | 62 min |
| May 11, 12:08 PM EDT | Special Weather Statement | CAR | Penobscot | 67 min |
| May 11, 1:10 PM EDT | Special Weather Statement | CAR | Washington | 65 min |
| May 11, 1:13 PM EDT | Special Weather Statement | CAR | Hancock | 62 min |
Nearby
Special Weather Statements in Maine, 2021Every 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.