Alert archive / Maine / Flash Flood Warnings in 2023

Flash Flood Warning 76, NWS Gray, ME

August 8, 2023Franklin County, Kennebec County, Somerset County, Maine

NWS Gray, ME issued this flash flood warning at Aug 8, 2023, 10:11 AM EDT for Franklin County, Kennebec County, Somerset County, Maine. It was in force for 5 hr. 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 8, 2023, 10:11 AM EDT (14:11 UTC)
Expired
Aug 8, 2023, 3:15 PM EDT
In force
5 hr
Issued by
NWS Gray, ME
Area
Storm-based polygon
Flood severity
None

Counties Franklin County, ME, Kennebec County, ME, Somerset County, ME

The radar

The Portland,ME radar (KGYX), 121 km from the middle of the area, began a volume at 14:12 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, 2.2 hours before the alert went out and 121 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 2023-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 17 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 2023-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 276 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
17 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
452 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
276 m²/s²
0-3 km storm-relative helicity
353 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Aug 8, 7:12 AM EDT, 2 hours 59 minutes earlier.

Area forecast discussion, Aug 8, 7:12 AM EDT, 2 hours 59 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Hazardous weather outlook, Aug 8, 3:33 AM EDT, 6 hours 38 minutes before
Hazardous Weather Outlook
National Weather Service Gray ME
333 AM EDT Tue Aug 8 2023

MEZ007>009-012>014-018>028-033-NHZ001>006-009-010-012>014-090745-
Northern Oxford-Northern Franklin-Central Somerset-Southern Oxford-
Southern Franklin-Southern Somerset-Interior York-
Central Interior Cumberland-Androscoggin-Kennebec-Interior Waldo-
Coastal York-Coastal Cumberland-Sagadahoc-Lincoln-Knox-Coastal Waldo-
Interior Cumberland Highlands-Northern Coos-Southern Coos-
Northern Grafton-Northern Carroll-Southern Grafton-Southern Carroll-
Belknap-Strafford-Eastern Hillsborough-Interior Rockingham-
Coastal Rockingham-
333 AM EDT Tue Aug 8 2023

...FLOOD WATCH IN EFFECT THROUGH THIS EVENING...
...FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING...

This Hazardous Weather Outlook is for Maine, south central Maine,
southwest Maine, west central Maine, western Maine, central New
Hampshire, northern New Hampshire and southern New Hampshire.

.DAY ONE...Today and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

NHZ007-008-011-015-090745-
Sullivan-Merrimack-Cheshire-Western And Central Hillsborough-
333 AM EDT Tue Aug 8 2023

This Hazardous Weather Outlook is for New Hampshire, central New
Hampshire and southern New Hampshire.

.DAY ONE...Today and tonight.

Scattered showers and thunderstorms continue today with a few strong
to severe storms possible.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

ANZ150>154-090745-
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-
333 AM EDT Tue Aug 8 2023

This Hazardous Weather Outlook is for Atlantic coastal waters.

.DAY ONE...Today 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...

Spotter activation is not expected at this time.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 5:22 AM EDTAreal Flood AdvisoryGYXAndroscoggin, Cumberland, Kennebec, Knox, Lincoln, Sagadahoc and 2 more3 hr
Aug 8, 6:19 AM EDTAreal Flood AdvisoryGYXCumberland, Franklin, Kennebec, Oxford, Somerset116 min
Aug 8, 7:10 AM EDTRiver Flood WarningGYXOxford22 hr
Aug 8, 8:27 AM EDTFlash Flood WarningGYXAndroscoggin, Cumberland, Kennebec, Sagadahoc, York6 hr
Aug 8, 11:25 AM EDTSpecial Marine WarningGYX95 min
Aug 8, 12:21 PM EDTAreal Flood AdvisoryGYXCumberland, Franklin, Oxford, York4 hr
Aug 8, 1:08 PM EDTAreal Flood AdvisoryGYXYork4 hr
Aug 8, 1:19 PM EDTSpecial Marine WarningGYX41 min
Aug 8, 1:35 PM EDTAreal Flood WarningGYXFranklin, Kennebec, Somerset, Waldo8 hr
Aug 8, 1:45 PM EDTAreal Flood WarningGYXAndroscoggin, Cumberland, Kennebec, Sagadahoc, York8 hr
Aug 8, 2:55 PM EDTAreal Flood AdvisoryGYXCumberland, Franklin, Oxford, York5 hr
Aug 8, 6:31 PM EDTRiver Flood WarningGYXCumberland13 hr
Aug 8, 7:24 PM EDTAreal Flood AdvisoryGYXYork3 hr
Aug 8, 10:46 AM EDTFlash Flood WarningGYXRockingham, Strafford3 hr
Aug 8, 11:46 AM EDTSpecial Weather StatementGYXRockingham44 min

Nearby

Flash Flood Warnings in Maine, 2023Every flash flood warning in 2023

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.