Alert archive / Maine / Flood Watches in 2011

Flood Watch 6, NWS Caribou, ME

August 26, 20116 counties in Maine

NWS Caribou, ME issued this flood watch at Aug 26, 2011, 5:27 PM EDT for 6 counties in Maine. It took effect at Aug 28, 2011, 2:00 PM EDT. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Aug 26, 2011, 5:27 PM EDT (21:27 UTC)
In effect from
Aug 28, 2011, 2:00 PM EDT
Expired
Aug 28, 2011, 11:23 PM EDT
In force
9 hr
Issued by
NWS Caribou, ME
Flood severity
None

Counties Aroostook County, ME, Hancock County, ME, Penobscot County, ME, Piscataquis County, ME, Somerset County, ME, Washington County, ME

The radar

The Caribou radar (KCBW), 95 km from the middle of the area, began a volume at 21:28 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, 9.5 hours before the alert went out and 215 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.

Skew-T log-pSkew-T log-p diagram, Gray, ME at 12:00Z on 2011-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Gray, ME at 12:00Z on 2011-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
1244 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Caribou, ME issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 26, 12:59 AM EDTSmall Craft Advisory for Hazardous SeasCAR7 hr
Aug 26, 9:47 AM EDTSmall Craft Advisory for Hazardous SeasCAR73 min
Aug 26, 5:02 PM EDTTropical Storm WatchCARAroostook, Hancock, Penobscot, Piscataquis, Somerset, Washington19 hr

Nearby

Flood Watches in Maine, 2011Every flood watch in 2011

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.