Alert archive / Maine / Flash Flood Warnings in 1993

Flash Flood Warning 13, NWS Gray, ME

April 12, 1993Cumberland County, Maine

NWS Gray, ME issued this flash flood warning at Apr 12, 1993, 6:55 PM EDT for Cumberland County, Maine. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued
Apr 12, 1993, 6:55 PM EDT (22:55 UTC)
Expired
Apr 13, 1993, 3:00 AM EDT
In force
8 hr
Issued by
NWS Gray, ME
Area
Whole counties

County Cumberland County, ME

The nearest sounding before it

Gray, ME (KGYX), launched 12:00Z, 10.9 hours before the alert went out and 11 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 1993-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLEL10008507005003002001001 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 1993-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 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
0 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Apr 12, 2:10 PM EDT, 4 hours 45 minutes before
MEZ003-004-006>014-501-122115-

SHORT TERM FORECAST FOR CENTRAL AND SOUTHERN MAINE
NATIONAL WEATHER SERVICE PORTLAND, ME
210 PM EDT MON APR 12 1993

...FLOOD WARNINGS REMAIN IN EFFECT FOR THE ANDROSCOGGIN...KENNEBEC...
AND PISCATIQUIS RIVERS IN MAINE...

AT 2 PM...THE PORTLAND RADAR SHOWED LIGHT RAIN WITH SCATTERED MODERATE RAIN
MOVING FROM EAST TO WEST ACROSS SOUTHERN MAINE.  TEMPERATURES RANGED FROM
42 DEGREES AT ROCKLAND TO 48 AT BRUNSWICK.  WINDS WERE NORTH AND NORTHEASTERLY
FROM 8 MILES PER HOUR AT BAR HARBOR TO 17 AT AUGUSTA.  SANFORD REPORTED A
GUST TO 20 MILES PER HOUR.  A FEW AREAS OF FOG REDUCED THE VISIBILITY DOWN
TO A MILE OR LESS.  AUGUSTA REPORTED A VISIBILITY OF 3/4 MILES.

FOR THE NEXT 2 TO 3 HOURS...THERE WILL BE ONLY MINOR CHANGES IN PRECIPITATION
...TEMPERATURES AND WINDS.

JLT
Special weather statement, Apr 12, 2:12 PM EDT, 4 hours 43 minutes before
MEZ003-004-006>014-501-122115-

SHORT TERM FORECAST FOR CENTRAL AND SOUTHERN MAINE
NATIONAL WEATHER SERVICE PORTLAND, ME
210 PM EDT MON APR 12 1993

...FLOOD WARNINGS REMAIN IN EFFECT FOR THE ANDROSCOGGIN...KENNEBEC...
AND PISCATIQUIS RIVERS IN MAINE...

AT 2 PM...THE PORTLAND RADAR SHOWED LIGHT RAIN WITH SCATTERED MODERATE RAIN
MOVING FROM EAST TO WEST ACROSS SOUTHERN MAINE.  TEMPERATURES RANGED FROM
42 DEGREES AT ROCKLAND TO 48 AT BRUNSWICK.  WINDS WERE NORTH AND NORTHEASTERLY
FROM 8 MILES PER HOUR AT BAR HARBOR TO 17 AT AUGUSTA.  SANFORD REPORTED A
GUST TO 20 MILES PER HOUR.  A FEW AREAS OF FOG REDUCED THE VISIBILITY DOWN
TO A MILE OR LESS.  AUGUSTA REPORTED A VISIBILITY OF 3/4 MILES.

FOR THE NEXT 2 TO 3 HOURS...THERE WILL BE ONLY MINOR CHANGES IN PRECIPITATION
...TEMPERATURES AND WINDS.

JLT
Special weather statement, Apr 12, 5:15 PM EDT, 1 hour 40 minutes before
MEZALL-010-011-012-013-014-122215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORTLAND ME
515 PM EDT MON APR 12 1993

...FLOOD WATCH REMAINS IN EFFECT FOR SMALL RIVERS AND STREAMS
THROUGHOUT MUCH OF SOUTHWEST MAINE INCLUDING THE FOOTHILLS...

LIGHT TO MODERATE RAIN HAS CONTINUED IN THE WATCH AREA THROUGHOUT THE
AFTERNOON, WITH RAINFALL RATES OF ONE-TENTH TO TWO-TENTHS OF AN INCH
AN HOUR.  AT 5 O`CLOCK...PORTLAND RADAR SHOWED LIGHT TO MODERATE RAIN OVER
SOUTHWEST MAINE...GENERALLY SOUTH AND WEST OF AUGUSTA.  THE HEAVIEST RAIN
WAS OVER EXTREME SOUTHERN YORK COUNTY...AND ALONG THE COAST NEAR WISCASSET.
ALL THE RAIN WAS MOVING EAST AT 25 MPH.

SMALL RIVERS AND STREAMS IN MOST LOCATIONS HAVE BEEN AT BANKFULL PRIOR
TO THE SIGNIFCANT RAINFALL OVER THE PAST SEVERAL HOURS.  WITH MANY
LOCATIONS RECEIVING UP TO ONE INCH THIS AFTERNOON...SMALL RIVERS AND
STREAMS MAY OVERFLOW THEIR BANKS TONIGHT.
THE FLOOD WATCH REMAINS IN EFFECT FOR THE POTENTIAL OF WIDESPREAD
FLOODING TO OCCUR WITH ADDITIONAL RAINFALL AMOUNTS UP TO ONE-HALF INCH
EXPECTED TONIGHT.

LOW PRESSURE OFF THE NEW ENGLAND COAST WILL DRIFT SLOWLY EAST
OVERNIGHT.  THE RAIN WILL GRADUALLY TAPER OFF TO DRIZZLE...HOWEVER
SMALL RIVERS AND STREAMS WILL REMAIN HIGH INTO TUESDAY.

RESIDENTS NEAR SMALL RIVERS AND STREAMS INCLUDING AREAS OF POOR
DRAINAGE SHOULD CONTINUE TO MONITOR WATER LEVELS FOR ANY POSSIBLE
SUDDEN RISES.  ALSO...STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS
MEDIA FOR LATER STATEMENTS... FORECASTS...AND POSSIBLE WARNINGS ISSUED
BY THE NATIONAL WEATHER SERVICE.

MIDDLEBROOKE
Special weather statement, Apr 12, 5:25 PM EDT, 1 hour 30 minutes before
MEZALL-010-011-012-013-014-122215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PORTLAND ME
515 PM EDT MON APR 12 1993

...FLOOD WATCH REMAINS IN EFFECT FOR SMALL RIVERS AND STREAMS
THROUGHOUT MUCH OF SOUTHWEST MAINE INCLUDING THE FOOTHILLS...

LIGHT TO MODERATE RAIN HAS CONTINUED IN THE WATCH AREA THROUGHOUT THE
AFTERNOON, WITH RAINFALL RATES OF ONE-TENTH TO TWO-TENTHS OF AN INCH
AN HOUR.  AT 5 O`CLOCK...PORTLAND RADAR SHOWED LIGHT TO MODERATE RAIN OVER
SOUTHWEST MAINE...GENERALLY SOUTH AND WEST OF AUGUSTA.  THE HEAVIEST RAIN
WAS OVER EXTREME SOUTHERN YORK COUNTY...AND ALONG THE COAST NEAR WISCASSET.
ALL THE RAIN WAS MOVING EAST AT 25 MPH.

SMALL RIVERS AND STREAMS IN MOST LOCATIONS HAVE BEEN AT BANKFULL PRIOR
TO THE SIGNIFCANT RAINFALL OVER THE PAST SEVERAL HOURS.  WITH MANY
LOCATIONS RECEIVING UP TO ONE INCH THIS AFTERNOON...SMALL RIVERS AND
STREAMS MAY OVERFLOW THEIR BANKS TONIGHT.
THE FLOOD WATCH REMAINS IN EFFECT FOR THE POTENTIAL OF WIDESPREAD
FLOODING TO OCCUR WITH ADDITIONAL RAINFALL AMOUNTS UP TO ONE-HALF INCH
EXPECTED TONIGHT.

LOW PRESSURE OFF THE NEW ENGLAND COAST WILL DRIFT SLOWLY EAST
OVERNIGHT.  THE RAIN WILL GRADUALLY TAPER OFF TO DRIZZLE...HOWEVER
SMALL RIVERS AND STREAMS WILL REMAIN HIGH INTO TUESDAY.

RESIDENTS NEAR SMALL RIVERS AND STREAMS INCLUDING AREAS OF POOR
DRAINAGE SHOULD CONTINUE TO MONITOR WATER LEVELS FOR ANY POSSIBLE
SUDDEN RISES.  ALSO...STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS
MEDIA FOR LATER STATEMENTS... FORECASTS...AND POSSIBLE WARNINGS ISSUED
BY THE NATIONAL WEATHER SERVICE.

MIDDLEBROOKE
Special weather statement, Apr 12, 6:15 PM EDT, 40 minutes before
MEZ010-011-012-013-014-122315-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST FOR
CENTRAL AND SOUTHERN MAINE
NATIONAL WEATHER SERVICE PORTLAND ME
615 PM EDT MON APR 12 1993

...A FLOOD WATCH REMAINS IN EFFECT FOR SMALL RIVERS AND STREAMS
THROUGHOUT MUCH OF SOUTHWEST MAINE INCLUDING THE FOOTHILLS...

AT 6 O'CLOCK...THE LIGHT TO MODERATE RAIN THAT HAS BEEN FALLING ALL
AFTERNOON OVER THE WATCH AREA WAS BEGINNING TO MOVE SOUTHWEST OUT OF THE
AREA.  AT 6 O`CLOCK...PORTLAND RADAR SHOWED THAT THE AREA OF LIGHT RAIN WAS
RESTRICTED TO THE AREA SOUTHWEST OF A LINE FROM NORWAY IN SOUTHERN OXFORD
COUNTY...TO JUST SOUTH OF BRUNSWICK.  THE BACK EDGE OF THE RAIN WAS MOVING
SOUTHWEST AT 10 MPH...AND SHOULD REACH PORTLAND AROUND 7 O'CLOCK.

SMALL RIVERS AND STREAMS IN MOST LOCATIONS HAVE BEEN AT BANKFULL PRIOR
TO THE SIGNIFCANT RAINFALL OVER THE PAST SEVERAL HOURS.  WITH MANY
LOCATIONS RECEIVING UP TO ONE INCH THIS AFTERNOON...SMALL RIVERS AND
STREAMS MAY OVERFLOW THEIR BANKS TONIGHT.
THE FLOOD WATCH REMAINS IN EFFECT FOR THE POTENTIAL OF WIDESPREAD
FLOODING TO OCCUR WITH ADDITIONAL RAINFALL AMOUNTS UP TO ONE-HALF INCH
STILL POSSIBLE OVERNIGHT.

LOW PRESSURE OFF THE NEW ENGLAND COAST WILL DRIFT SLOWLY EAST
OVERNIGHT.  THE RAIN WILL GRADUALLY TAPER OFF TO DRIZZLE...HOWEVER
SMALL RIVERS AND STREAMS WILL REMAIN HIGH INTO TUESDAY.

RESIDENTS NEAR SMALL RIVERS AND STREAMS INCLUDING AREAS OF POOR
DRAINAGE SHOULD CONTINUE TO MONITOR WATER LEVELS FOR ANY POSSIBLE
SUDDEN RISES.  ALSO...STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS
MEDIA FOR LATER STATEMENTS... FORECASTS...AND POSSIBLE WARNINGS ISSUED
BY THE NATIONAL WEATHER SERVICE.

MIDDLEBROOKE
Special weather statement, Apr 12, 6:20 PM EDT, 35 minutes before
MEZ010-011-012-013-014-122315-

SPECIAL WEATHER STATEMENT AND SHORT TERM FORECAST FOR
CENTRAL AND SOUTHERN MAINE
NATIONAL WEATHER SERVICE PORTLAND ME
615 PM EDT MON APR 12 1993

...A FLOOD WATCH REMAINS IN EFFECT FOR SMALL RIVERS AND STREAMS
THROUGHOUT MUCH OF SOUTHWEST MAINE INCLUDING THE FOOTHILLS...

AT 6 O'CLOCK...THE LIGHT TO MODERATE RAIN THAT HAS BEEN FALLING ALL
AFTERNOON OVER THE WATCH AREA WAS BEGINNING TO MOVE SOUTHWEST OUT OF THE
AREA.  AT 6 O`CLOCK...PORTLAND RADAR SHOWED THAT THE AREA OF LIGHT RAIN WAS
RESTRICTED TO THE AREA SOUTHWEST OF A LINE FROM NORWAY IN SOUTHERN OXFORD
COUNTY...TO JUST SOUTH OF BRUNSWICK.  THE BACK EDGE OF THE RAIN WAS MOVING
SOUTHWEST AT 10 MPH...AND SHOULD REACH PORTLAND AROUND 7 O'CLOCK.

SMALL RIVERS AND STREAMS IN MOST LOCATIONS HAVE BEEN AT BANKFULL PRIOR
TO THE SIGNIFCANT RAINFALL OVER THE PAST SEVERAL HOURS.  WITH MANY
LOCATIONS RECEIVING UP TO ONE INCH THIS AFTERNOON...SMALL RIVERS AND
STREAMS MAY OVERFLOW THEIR BANKS TONIGHT.
THE FLOOD WATCH REMAINS IN EFFECT FOR THE POTENTIAL OF WIDESPREAD
FLOODING TO OCCUR WITH ADDITIONAL RAINFALL AMOUNTS UP TO ONE-HALF INCH
STILL POSSIBLE OVERNIGHT.

LOW PRESSURE OFF THE NEW ENGLAND COAST WILL DRIFT SLOWLY EAST
OVERNIGHT.  THE RAIN WILL GRADUALLY TAPER OFF TO DRIZZLE...HOWEVER
SMALL RIVERS AND STREAMS WILL REMAIN HIGH INTO TUESDAY.

RESIDENTS NEAR SMALL RIVERS AND STREAMS INCLUDING AREAS OF POOR
DRAINAGE SHOULD CONTINUE TO MONITOR WATEPR LEVELS FOR ANY POSSIBLE
SUDDEN RISES.  ALSO...STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS
MEDIA FOR LATER STATEMENTS... FORECASTS...AND POSSIBLE WARNINGS ISSUED
BY THE NATIONAL WEATHER SERVICE.

MIDDLEBROOKE

Nearby

Flash Flood Warnings in Maine, 1993Every flash flood warning in 1993

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.