Alert archive / Maine / Coastal Flood Statements in 2020

Coastal Flood Statement 9, NWS Caribou, ME

May 8, 2020Hancock County, Washington County, Maine

NWS Caribou, ME issued this coastal flood statement at May 8, 2020, 4:30 AM EDT for Hancock County, Washington County, Maine. It took effect at May 8, 2020, 10:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
May 8, 2020, 4:30 AM EDT (08:30 UTC)
In effect from
May 8, 2020, 10:00 PM EDT
Expired
May 9, 2020, 3:00 AM EDT
In force
5 hr
Issued by
NWS Caribou, ME

Counties Hancock County, ME, Washington County, ME

The radar

The Caribou radar (KCBW), 142 km from the middle of the area, began a volume at 08:33 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

Chatham, MA (KCHH), launched 00:00Z, 8.5 hours before the alert went out and 380 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, Chatham, MA at 00:00Z on 2020-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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, Chatham, MA at 00:00Z on 2020-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 square meters per square second.19395878Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1861 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this coastal flood statement 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 coastal flood statement went out at May 8, 12:05 AM EDT, 4 hours 25 minutes earlier.

Area forecast discussion, May 8, 12:05 AM EDT, 4 hours 25 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 4:26 AM EDTWinter Weather AdvisoryCARAroostook, Penobscot, Piscataquis, Somerset, Washington42 hr
May 8, 3:30 PM EDTGale WarningCAR45 hr
May 8, 3:51 PM EDTWinter Storm WarningCARAroostook, Washington33 hr

Nearby

Coastal Flood Statements in Maine, 2020Every coastal flood statement in 2020

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.