Alert archive / Maine / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 12, NWS Caribou, ME
NWS Caribou, ME issued this severe thunderstorm warning at Jul 10, 2018, 5:00 PM EDT for Washington County, Maine. It was in force for 30 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
- Jul 10, 2018, 5:00 PM EDT (21:00 UTC)
- Expired
- Jul 10, 2018, 5:30 PM EDT
- In force
- 30 min
- Issued by
- NWS Caribou, ME
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 70.0 mph
County Washington County, ME
The radar
The Caribou radar (KCBW), 120 km from the middle of the area, began a volume at 20:58 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, 9.0 hours before the alert went out and 213 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
- 62 J/kg
- Mixed-layer CIN
- -186 J/kg
- Mixed-layer LCL
- 1148 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 70 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 Jul 10, 4:59 PM EDT, 1 minute earlier.
Area forecast discussion, Jul 10, 4:59 PM EDT, 1 minute before
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</html>Hazardous weather outlook, Jul 10, 9:24 AM EDT, 7 hours 36 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Caribou ME 924 AM EDT Tue Jul 10 2018 MEZ001>003-111330- Northwest Aroostook-Northeast Aroostook-Northern Somerset- 924 AM EDT Tue Jul 10 2018 This Hazardous Weather Outlook is for Far Northern Maine and West Central Maine. .DAY ONE...Today and Tonight. Thunderstorms are expected to develop later this morning into the afternoon. A few storms have the potential to produce strong wind gusts and hail. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Hazardous Weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. MEZ004>006-010-011-015>017-031-032-111330- Northern Piscataquis-Northern Penobscot-Southeast Aroostook- Central Piscataquis-Central Penobscot-Southern Penobscot- Interior Hancock-Central Washington-Southern Piscataquis- Northern Washington- 924 AM EDT Tue Jul 10 2018 This Hazardous Weather Outlook is for East Central Maine, Eastern Maine, Interior DownEast Maine, North Central Maine and Northern Maine. .DAY ONE...Today and Tonight. ...Strong Thunderstorms are expected this afternoon... Thunderstorms are expected to develop later this morning into the afternoon. Some thunderstorms have the potential to produce strong wind gusts up to 50 mph and hail. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Hazardous weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. MEZ029-030-111330- Coastal Hancock-Coastal Washington- 924 AM EDT Tue Jul 10 2018 This Hazardous Weather Outlook is for Coastal DownEast Maine. .DAY ONE...Today and Tonight. Thunderstorms are expected to develop this afternoon. Some storms may contain gusty winds and dangerous cloud to ground lightning this afternoon. .DAYS TWO THROUGH SEVEN...Wednesday through Monday. Long period swell from a tropical system that will become post tropical as it passes east of the area Thursday will produce long period swell and the possibility of high surf around the times of high tide Thursday. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. ANZ050>052-111330- 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- 924 AM EDT Tue Jul 10 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. Long period swell from a tropical system that will become post tropical as it passes east of the area Thursday will produce long period swell. .SPOTTER INFORMATION STATEMENT... Weather spotters are encouraged to report significant weather conditions according to Standard Operating Procedures. Hewitt
In the hours before
Local storm report, Jul 10, 1:48 PM EDT, 3 hours 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CARIBOU ME
148 PM EDT TUE JUL 10 2018
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0137 PM HAIL 2 NE SHIRLEY 45.38N 69.60W
07/10/2018 E1.00 INCH PISCATAQUIS ME DEPT OF HIGHWAYS
SHIRLEY DOT WORKER REPORTS HAIL UP TO ONE
INCH IN DIAMETER.
&&
FMKLocal storm report, Jul 10, 2:10 PM EDT, 2 hours 50 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CARIBOU ME
210 PM EDT TUE JUL 10 2018
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0125 PM HAIL DAIGLE 47.19N 68.46W
07/10/2018 E1.00 INCH AROOSTOOK ME PUBLIC
NEW CANADA TOWN OFFICE REPORTS NICKLE AND
QUARTER SIZED HAIL.
&&
FMKSpecial weather statement, Jul 10, 4:00 PM EDT, 1 hour before
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</html>Local storm report, Jul 10, 4:17 PM EDT, 43 minutes before
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</html>Local storm report, Jul 10, 4:27 PM EDT, 33 minutes before
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</html>Local storm report, Jul 10, 4:28 PM EDT, 32 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 |
|---|---|---|---|---|
| Jul 10, 12:53 PM EDT | Special Weather Statement | CAR | Aroostook | 37 min |
| Jul 10, 1:12 PM EDT | Special Weather Statement | CAR | 18 min | |
| Jul 10, 1:18 PM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 27 min |
| Jul 10, 1:30 PM EDT | Severe Thunderstorm Warning | CAR | Somerset | 30 min |
| Jul 10, 1:32 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot, Piscataquis | 43 min |
| Jul 10, 2:15 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot, Piscataquis | 32 min |
| Jul 10, 3:38 PM EDT | Severe Thunderstorm Warning | CAR | Hancock, Penobscot | 37 min |
| Jul 10, 3:42 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot | 33 min |
| Jul 10, 4:00 PM EDT | Special Weather Statement | CAR | 45 min | |
| Jul 10, 4:16 PM EDT | Severe Thunderstorm Warning | CAR | Hancock, Washington | 44 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.