Alert archive / Maine / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 24, NWS Caribou, ME
NWS Caribou, ME issued this severe thunderstorm warning at Aug 7, 2018, 12:34 PM EDT for Aroostook County, Maine. It was in force for 41 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
- Aug 7, 2018, 12:34 PM EDT (16:34 UTC)
- Expired
- Aug 7, 2018, 1:15 PM EDT
- In force
- 41 min
- Issued by
- NWS Caribou, ME
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Aroostook County, ME
The radar
The Caribou radar (KCBW), 92 km from the middle of the area, began a volume at 16:35 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
Caribou, ME (KCAR), launched 12:00Z, 4.6 hours before the alert went out and 51 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
- 733 J/kg
- Mixed-layer CIN
- -50 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 155 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 2.5
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 Aug 7, 10:38 AM EDT, 1 hour 56 minutes earlier.
Area forecast discussion, Aug 7, 10:38 AM EDT, 1 hour 56 minutes before
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Hazardous Weather Outlook National Weather Service Caribou ME 335 AM EDT Tue Aug 7 2018 MEZ011-015>017-031-032-081100- Central Penobscot-Southern Penobscot-Interior Hancock- Central Washington-Southern Piscataquis-Northern Washington- 335 AM EDT Tue Aug 7 2018 ...HEAT ADVISORY IN EFFECT FROM NOON TODAY TO 6 PM EDT THIS EVENING... This Hazardous Weather Outlook is for East Central Maine, Eastern Maine, Interior DownEast Maine and North Central Maine. .DAY ONE...Today and Tonight. Please listen to NOAA Weather Radio or go to weather.gov on the Internet for more information about the following hazards. Heat Advisory. Also, thunderstorms may become strong during the afternoon and evening hours with heavy downpours, gusty wind, and dangerous cloud to ground lightning. .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. MEZ001>006-010-029-030-081100- Northwest Aroostook-Northeast Aroostook-Northern Somerset- Northern Piscataquis-Northern Penobscot-Southeast Aroostook- Central Piscataquis-Coastal Hancock-Coastal Washington- 335 AM EDT Tue Aug 7 2018 This Hazardous Weather Outlook is for Coastal DownEast Maine, East Central Maine, Far Northern Maine, North Central Maine, Northern Maine and West Central Maine. .DAY ONE...Today and Tonight. Thunderstorms may become strong during the afternoon and evening hours with heavy downpours, gusty wind, and dangerous cloud to ground lightning. .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>052-081100- 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- 335 AM EDT Tue Aug 7 2018 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. VJN
In the hours before
Local storm report, Aug 7, 8:54 AM EDT, 3 hours 40 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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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 |
|---|---|---|---|---|
| Aug 7, 3:26 AM EDT | Heat Advisory | CAR | Hancock, Penobscot, Piscataquis, Washington | 15 hr |
| Aug 7, 5:39 AM EDT | Special Weather Statement | CAR | 51 min | |
| Aug 7, 6:06 AM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 39 min |
| Aug 7, 6:43 AM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 47 min |
| Aug 7, 7:27 AM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 48 min |
| Aug 7, 8:07 AM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 23 min |
| Aug 7, 1:03 PM EDT | Special Weather Statement | CAR | Penobscot | 27 min |
| Aug 7, 1:21 PM EDT | Special Weather Statement | CAR | Penobscot | 24 min |
| Aug 7, 1:24 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot, Piscataquis | 36 min |
| Aug 7, 1:41 PM EDT | Special Weather Statement | CAR | Penobscot | 34 min |
| Aug 7, 1:50 PM EDT | Special Weather Statement | CAR | 40 min | |
| Aug 7, 2:00 PM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 30 min |
| Aug 7, 4:22 PM EDT | Special Weather Statement | CAR | 23 min | |
| Aug 7, 5:21 PM EDT | Special Weather Statement | CAR | Waldo | 24 min |
| Aug 7, 5:45 PM EDT | Special Weather Statement | CAR | Hancock | 30 min |
| Aug 7, 6:23 PM EDT | Special Weather Statement | CAR | Washington | 22 min |
| Aug 7, 7:21 PM EDT | Special Weather Statement | CAR | Waldo | 39 min |
| Aug 7, 7:47 PM EDT | Severe Thunderstorm Warning | CAR | Hancock, Penobscot | 28 min |
Nearby
Severe Thunderstorm Warnings in Maine, 2018Every severe thunderstorm warning in 2018
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.