Alert archive / Maine / Special Weather Statements in 2017
Special Weather Statement, NWS Caribou, ME
NWS Caribou, ME issued this special weather statement at Jul 20, 2017, 12:41 PM EDT for Aroostook County, Maine. It was in force for 49 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 20, 2017, 12:41 PM EDT (16:41 UTC)
- Expired
- Jul 20, 2017, 1:30 PM EDT
- In force
- 49 min
- Issued by
- NWS Caribou, ME
County Aroostook County, ME
The radar
The Caribou radar (KCBW), 137 km from the middle of the area, began a volume at 16:42 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, 4.7 hours before the alert went out and 323 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
- 12 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 1382 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 109 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 Jul 20, 11:27 AM EDT, 1 hour 14 minutes earlier.
Area forecast discussion, Jul 20, 11:27 AM EDT, 1 hour 14 minutes before
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</html>Hazardous weather outlook, Jul 20, 11:31 AM EDT, 1 hour 10 minutes before
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<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
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The site you requested is temporarily down for maintenance or an unexpected outage.
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Please try again in a few minutes.
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</html>In the hours before
Special weather statement, Jul 20, 12:41 PM EDT, 0 minutes before
Special Weather Statement National Weather Service Caribou ME 1241 PM EDT THU JUL 20 2017 MEZ001-004-201730- Northern Piscataquis-Northwest Aroostook- 1241 PM EDT THU JUL 20 2017 ...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL AROOSTOOK COUNTY... At 1240 PM EDT, a strong thunderstorm was located 11 miles north of Clayton Lake, moving east at 35 mph. Winds in excess of 30 mph and half inch hail are possible with this storm. Locations impacted include... Round Pond. LAT...LON 4668 6960 4684 6954 4681 6880 4657 6895 TIME...MOT...LOC 1640Z 280DEG 29KT 4678 6947 Foisy
The office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 20, 3:30 PM EDT | Beach Hazards Statement | CAR | Hancock, Washington | 29 hr |
| Jul 20, 4:35 PM EDT | Special Weather Statement | CAR | Aroostook | 40 min |
| Jul 20, 6:21 PM EDT | Special Weather Statement | CAR | 39 min | |
| Jul 20, 6:52 PM EDT | Special Weather Statement | CAR | Waldo | 23 min |
| Jul 20, 7:11 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot | 49 min |
Nearby
Special Weather Statements in Maine, 2017Every special weather statement 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.