Alert archive / Maine / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 13, NWS Gray, ME
NWS Gray, ME issued this severe thunderstorm warning at May 26, 2021, 7:16 PM EDT for Cumberland County, York County, Maine. It was in force for 22 min. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 26, 2021, 7:16 PM EDT (23:16 UTC)
- Expired
- May 26, 2021, 7:38 PM EDT
- In force
- 22 min
- Issued by
- NWS Gray, ME
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cumberland County, ME, York County, ME
The radar
The Portland,ME radar (KGYX), 28 km from the middle of the area, began a volume at 23:15 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 26, 7:19 PM EDT | TSTM WND DMG | 3 Nw Portland, ME | TREES DOWN NEAR THE INTERSECTION OF FOREST AVE. AND WALL STREET IN PORTLAND. |
| May 26, 7:20 PM EDT | TSTM WND DMG | 1 Ne Westbrook, ME | CORRECTS PREVIOUS NON-TSTM WND DMG REPORT FROM 1 NE WESTBROOK TO TSTM WIND DAMAGE. TREE ACROSS PARK ROAD IN WESTBROOK. |
| May 26, 7:20 PM EDT | NON-TSTM WND DMG | 1 Ne Westbrook, ME | TREE ACROSS PARK ROAD IN WESTBROOK. |
| May 26, 7:29 PM EDT | TSTM WND GST 56 | 3 Ne South Portland, ME | STATION KMEPEAKS7 RECORDED 56 MPH WIND GUST ON PEAKS ISLAND. |
| May 26, 7:29 PM EDT | MARINE TSTM WIND 56 | 3 Ne South Portland, ME | STATION KMEPEAKS7 RECORDED 56 MPH GUST ON PEAKS ISLAND. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 26, 3:56 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Gray, ME (KGYX), launched 12:00Z, 11.3 hours before the alert went out and 28 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
- 9 J/kg
- Mixed-layer CIN
- -211 J/kg
- Mixed-layer LCL
- 1555 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 140 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
587
WUUS51 KGYX 262316
SVRGYX
MEC005-031-270000-
/O.NEW.KGYX.SV.W.0013.210526T2316Z-210527T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Gray ME
716 PM EDT Wed May 26 2021
The National Weather Service in Gray Maine has issued a
* Severe Thunderstorm Warning for...
Northeastern York County in southwestern Maine...
Southeastern Cumberland County in southwestern Maine...
* Until 800 PM EDT.
* At 716 PM EDT, a severe thunderstorm was located over Portland,
moving northeast at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Portland, South Portland, Westbrook, Cumberland, Gorham, Falmouth,
Cape Elizabeth, Buxton, Freeport, Gray, Scarborough, Yarmouth,
Harpswell, Chebeague Island, Windham, North Yarmouth and Pownal.
This includes the following highways...
Interstate 295 between mile markers 1 and 23.
Interstate 95 between mile markers 40 and 60.
This also includes...
Higgins Beach, Crescent Beach State Park, and Scarborough Beach
State Park.
Peaks Island, Long Island, Cushing Island, Cousins Island, and
Bailey Island.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4361 7050 4379 7048 4391 7012 4367 6987
4369 6996 4368 6999 4363 7001 4362 7005
4360 7007 4358 7014 4358 7016 4357 7016
4352 7032
TIME...MOT...LOC 2316Z 240DEG 42KT 4370 7029
HAIL...<.75IN
WIND...60MPH
$$1 follow-up statement
161
WWUS51 KGYX 262338
SVSGYX
Severe Weather Statement
National Weather Service Gray ME
738 PM EDT Wed May 26 2021
MEC005-031-262345-
/O.CAN.KGYX.SV.W.0013.000000T0000Z-210527T0000Z/
York ME-Cumberland ME-
738 PM EDT Wed May 26 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN YORK AND
SOUTHEASTERN CUMBERLAND COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However heavy rain is
still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
southwestern Maine.
LAT...LON 4361 7050 4379 7048 4391 7012 4367 6987
4369 6996 4368 6999 4363 7001 4362 7005
4360 7007 4358 7014 4358 7016 4357 7016
4352 7032
TIME...MOT...LOC 2330Z 240DEG 42KT 4382 7001
$$The office that day
Everything else NWS Gray, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 4:59 PM EDT | Special Weather Statement | GYX | 46 min | |
| May 26, 6:30 PM EDT | Severe Thunderstorm Warning | GYX | Cumberland, Oxford, York | 60 min |
| May 26, 6:59 PM EDT | Severe Thunderstorm Warning | GYX | York | 61 min |
| May 26, 7:05 PM EDT | Special Marine Warning | GYX | 85 min | |
| May 26, 7:08 PM EDT | Special Weather Statement | GYX | Cumberland, Lincoln, Sagadahoc | 52 min |
Nearby
Severe Thunderstorm Warnings in Maine, 2021Every severe thunderstorm warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.