Alert archive / Maine / Heat Advisories in 2021
Heat Advisory 1, NWS Caribou, ME
NWS Caribou, ME issued this heat advisory at Jun 6, 2021, 2:33 PM EDT for Aroostook County, Penobscot County, Piscataquis County, Maine. It took effect at Jun 7, 2021, 12:00 PM EDT. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Jun 6, 2021, 2:33 PM EDT (18:33 UTC)
- In effect from
- Jun 7, 2021, 12:00 PM EDT
- Expired
- Jun 7, 2021, 6:00 PM EDT
- In force
- 6 hr
- Issued by
- NWS Caribou, ME
Counties Aroostook County, ME, Penobscot County, ME, Piscataquis County, ME
The radar
The Caribou radar (KCBW), 81 km from the middle of the area, began a volume at 18:37 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, 6.6 hours before the alert went out and 256 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
- 68 J/kg
- Mixed-layer CIN
- -250 J/kg
- Mixed-layer LCL
- 1358 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 53 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jun 6, 11:31 AM EDT, 3 hours 2 minutes earlier.
Area forecast discussion, Jun 6, 11:31 AM EDT, 3 hours 2 minutes before
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</html>Hazardous weather outlook, Jun 6, 3:41 AM EDT, 10 hours 52 minutes before
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</html>The office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 8:09 PM EDT | Special Weather Statement | CAR | Washington | 36 min |
| Jun 6, 3:47 PM EDT | Special Weather Statement | CAR | Penobscot | 28 min |
| Jun 6, 4:25 PM EDT | Special Weather Statement | CAR | Penobscot | 50 min |
| Jun 6, 4:41 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot, Piscataquis | 49 min |
| Jun 6, 5:30 PM EDT | Special Weather Statement | CAR | Hancock | 30 min |
| Jun 6, 6:12 PM EDT | Special Weather Statement | CAR | Washington | 33 min |
Nearby
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.