Alert archive / Maine / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 29, NWS Caribou, ME
NWS Caribou, ME issued this severe thunderstorm warning at Jun 28, 2007, 2:20 PM EDT for Penobscot County, Maine. It was in force for 55 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 28, 2007, 2:20 PM EDT (18:20 UTC)
- Expired
- Jun 28, 2007, 3:15 PM EDT
- In force
- 55 min
- Issued by
- NWS Caribou, ME
- Area
- Counties, with a storm outline in the text
County Penobscot County, ME
The radar
The Caribou radar (KCBW), 97 km from the middle of the area, began a volume at 18:20 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
Chatham, MA (KCHH), launched 12:00Z, 6.3 hours before the alert went out and 428 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
- 4 J/kg
- Mixed-layer CIN
- -285 J/kg
- Mixed-layer LCL
- 1089 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 66 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jun 27, 4:07 PM EDT, 22 hours 13 minutes earlier.
Area forecast discussion, Jun 27, 4:07 PM EDT, 22 hours 13 minutes before
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</html>Hazardous weather outlook, Jun 27, 3:33 PM EDT, 22 hours 47 minutes before
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<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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</html>The office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 8:22 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot | 53 min |
| Jun 27, 8:40 PM EDT | Severe Thunderstorm Warning | CAR | Piscataquis, Somerset | 50 min |
| Jun 27, 9:25 PM EDT | Severe Thunderstorm Warning | CAR | Piscataquis | 50 min |
| Jun 27, 10:14 PM EDT | Severe Thunderstorm Warning | CAR | Piscataquis | 31 min |
| Jun 27, 10:23 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot | 37 min |
Nearby
Severe Thunderstorm Warnings in Maine, 2007Every severe thunderstorm warning in 2007
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.