Alert archive / Maine / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 80, NWS Gray, ME
NWS Gray, ME issued this severe thunderstorm warning at Aug 7, 2018, 7:15 PM EDT for Waldo County, Maine. It was in force for 45 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, 7:15 PM EDT (23:15 UTC)
- Expired
- Aug 7, 2018, 8:00 PM EDT
- In force
- 45 min
- Issued by
- NWS Gray, ME
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Waldo County, ME
The radar
The Portland,ME radar (KGYX), 112 km from the middle of the area, began a volume at 23:16 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, 11.3 hours before the alert went out and 112 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
- 117 J/kg
- Mixed-layer CIN
- -95 J/kg
- Mixed-layer LCL
- 1663 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 42 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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 Gray, ME wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 7, 6:13 PM EDT, 1 hour 2 minutes earlier.
Area forecast discussion, Aug 7, 6:13 PM EDT, 1 hour 2 minutes before
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Hazardous Weather Outlook National Weather Service Gray ME 325 PM EDT Tue Aug 7 2018 MEZ012>014-018>022-NHZ004>011-081930- Southern Oxford-Southern Franklin-Southern Somerset-Interior York- Interior Cumberland-Androscoggin-Kennebec-Interior Waldo- Northern Carroll-Southern Grafton-Southern Carroll-Sullivan- Merrimack-Belknap-Strafford-Cheshire- 325 PM EDT Tue Aug 7 2018 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING... This Hazardous Weather Outlook is for Maine, south central Maine, southwest Maine, western Maine, central New Hampshire, northern New Hampshire and southern New Hampshire. .DAY ONE...This Afternoon 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. Scattered showers and thunderstorms are possible this afternoon. Some of the storms may be strong to severe, with gusty winds and small hail. .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. MEZ007>009-NHZ001>003-081930- Northern Oxford-Northern Franklin-Central Somerset-Northern Coos- Southern Coos-Northern Grafton- 325 PM EDT Tue Aug 7 2018 This Hazardous Weather Outlook is for west central Maine, western Maine and northern New Hampshire. .DAY ONE...This Afternoon and Tonight. Scattered showers and thunderstorms are possible this afternoon. Some of the storms may be strong to severe, with gusty winds and small hail. .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. NHZ012>015-081930- Eastern Hillsborough-Interior Rockingham-Coastal Rockingham- Western And Central Hillsborough- 325 PM EDT Tue Aug 7 2018 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING... This Hazardous Weather Outlook is for New Hampshire and southern New Hampshire. .DAY ONE...This Afternoon 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. Air quality alert in effect today into tonight. Scattered showers and thunderstorms are possible this afternoon. Some of the storms may be strong to severe, with gusty winds and small hail. .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. MEZ023>028-081930- Coastal York-Coastal Cumberland-Sagadahoc-Lincoln-Knox-Coastal Waldo- 325 PM EDT Tue Aug 7 2018 ...HEAT ADVISORY IN EFFECT UNTIL 7 PM EDT THIS EVENING... This Hazardous Weather Outlook is for south central Maine and southwest Maine. .DAY ONE...This Afternoon 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. Scattered showers and thunderstorms are possible this afternoon. Some of the storms may be strong to severe, with gusty winds and small hail. Air quality alert in effect today into tonight. .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. ANZ150>154-081930- Coastal Waters from Stonington, ME to Port Clyde, ME out 25 NM- Penobscot Bay- Coastal Waters from Port Clyde, ME to Cape Elizabeth, ME out 25 NM- Casco Bay- Coastal Waters from Cape Elizabeth, ME to Merrimack River, MA out 25 NM- 325 PM EDT Tue Aug 7 2018 This Hazardous Weather Outlook is for Atlantic coastal waters. .DAY ONE...This Afternoon 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.
In the hours before
Local storm report, Aug 7, 6:10 PM EDT, 1 hour 5 minutes before
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</html>Local storm report, Aug 7, 7:01 PM EDT, 14 minutes before
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</html>Local storm report, Aug 7, 7:03 PM EDT, 12 minutes before
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</html>The office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 9:13 PM EDT | Special Weather Statement | GYX | Oxford | 47 min |
| Aug 7, 11:50 AM EDT | Special Weather Statement | GYX | Somerset | 25 min |
| Aug 7, 2:44 PM EDT | Special Weather Statement | GYX | Oxford | 31 min |
| Aug 7, 3:01 PM EDT | Severe Thunderstorm Warning | GYX | Androscoggin, Franklin, Kennebec, Oxford | 48 min |
| Aug 7, 5:01 PM EDT | Severe Thunderstorm Warning | GYX | Androscoggin, Cumberland, Sagadahoc, York | 59 min |
| Aug 7, 5:31 PM EDT | Special Weather Statement | GYX | Franklin | 29 min |
| Aug 7, 5:48 PM EDT | Special Weather Statement | GYX | Sagadahoc | 27 min |
| Aug 7, 6:08 PM EDT | Special Weather Statement | GYX | Lincoln, Sagadahoc | 37 min |
| Aug 7, 6:44 PM EDT | Special Weather Statement | GYX | Waldo | 46 min |
| Aug 6, 8:10 PM EDT | Special Weather Statement | GYX | Coos | 35 min |
| Aug 6, 8:26 PM EDT | Special Weather Statement | GYX | Coos | 49 min |
| Aug 7, 2:12 PM EDT | Special Weather Statement | GYX | Cheshire | 33 min |
| Aug 7, 3:53 PM EDT | Special Weather Statement | GYX | Coos | 37 min |
| Aug 7, 4:22 PM EDT | Special Weather Statement | GYX | Carroll | 23 min |
| Aug 7, 6:40 PM EDT | Special Weather Statement | GYX | Hillsborough | 35 min |
| Aug 7, 7:24 PM EDT | Special Weather Statement | GYX | Rockingham | 36 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.