Alert archive / Maine / Flash Flood Warnings in 2021
Flash Flood Warning 4, NWS Caribou, ME
NWS Caribou, ME issued this flash flood warning at Sep 6, 2021, 6:21 PM EDT for Aroostook County, Maine. It was in force for 100 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 6, 2021, 6:21 PM EDT (22:21 UTC)
- Expired
- Sep 6, 2021, 8:01 PM EDT
- In force
- 100 min
- Issued by
- NWS Caribou, ME
- Area
- Storm-based polygon
- Flood severity
- None
County Aroostook County, ME
The radar
The Caribou radar (KCBW), 111 km from the middle of the area, began a volume at 22:25 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, 10.4 hours before the alert went out and 18 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
- -15 J/kg
- Mixed-layer LCL
- 468 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
343
WGUS51 KCAR 062221
FFWCAR
MEC003-070015-
/O.NEW.KCAR.FF.W.0004.210906T2221Z-210907T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Caribou ME
621 PM EDT Mon Sep 6 2021
The National Weather Service in Caribou has issued a
* Flash Flood Warning for...
Northeastern Aroostook County in northern Maine...
* Until 815 PM EDT.
* At 621 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is ongoing or
expected to begin shortly.
Doppler radar has indicated 2 to 3 inches of rain has fallen and an
additional inch may fall early this evening.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Caribou, Limestone, Woodland, New Sweden, Connor, Caswell,
Stockholm, Hamlin and Cyr Plantation.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a life threatening situation. Heavy rainfall will cause
extensive and severe flash flooding of creeks...streams...and
ditches in the Burn Scar. Severe debris flows can also be
anticipated across roads. Roads and driveways may be washed away in
places. If you encounter flood waters...climb to safety.
&&
LAT...LON 4710 6805 4708 6787 4707 6786 4689 6793
4694 6814
FLASH FLOOD...RADAR INDICATED
$$
Bloomer1 follow-up statement
174
WGUS71 KCAR 070001
FFSCAR
Flash Flood Statement
National Weather Service Caribou ME
801 PM EDT Mon Sep 6 2021
MEC003-070011-
/O.CAN.KCAR.FF.W.0004.000000T0000Z-210907T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Aroostook ME-
801 PM EDT Mon Sep 6 2021
...FLASH FLOOD WARNING IS CANCELLED FOR NORTHEASTERN AROOSTOOK
COUNTY...
The heavy rain is tapering off. Flooding is no longer expected to
pose a threat. Please continue to heed remaining road closures.
LAT...LON 4710 6805 4708 6787 4707 6786 4689 6793
4694 6814
$$
BloomerThe office that day
Everything else NWS Caribou, ME issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 3:08 PM EDT | Special Weather Statement | CAR | Piscataquis | 67 min |
| Sep 6, 3:14 PM EDT | Special Weather Statement | CAR | Aroostook | 61 min |
| Sep 6, 3:29 PM EDT | Special Weather Statement | CAR | 61 min | |
| Sep 6, 4:00 PM EDT | Special Weather Statement | CAR | 60 min | |
| Sep 6, 4:12 PM EDT | Special Weather Statement | CAR | Aroostook | 63 min |
| Sep 6, 4:29 PM EDT | Special Weather Statement | CAR | Piscataquis | 46 min |
| Sep 6, 5:03 PM EDT | Special Weather Statement | CAR | Penobscot | 57 min |
| Sep 6, 5:10 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot | 50 min |
| Sep 6, 5:20 PM EDT | Severe Thunderstorm Warning | CAR | Penobscot, Piscataquis | 40 min |
| Sep 6, 5:23 PM EDT | Special Weather Statement | CAR | Aroostook | 52 min |
| Sep 6, 6:04 PM EDT | Special Weather Statement | CAR | 56 min | |
| Sep 6, 6:40 PM EDT | Areal Flood Advisory | CAR | Aroostook | 59 min |
| Sep 6, 6:51 PM EDT | Severe Thunderstorm Warning | CAR | Aroostook | 39 min |
Nearby
Flash Flood Warnings in Maine, 2021Every flash flood 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.