Alert archive / Maine / Flash Flood Warnings in 2003

Flash Flood Warning 2, NWS Caribou, ME

August 10, 2003Aroostook County, Maine

NWS Caribou, ME issued this flash flood warning at Aug 10, 2003, 11:58 PM EDT for Aroostook County, Maine. It was in force for 6 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 10, 2003, 11:58 PM EDT (03:58 UTC)
Expired
Aug 11, 2003, 6:00 AM EDT
In force
6 hr
Issued by
NWS Caribou, ME
Area
Whole counties

County Aroostook County, ME

The radar

The Caribou radar (KCBW), 92 km from the middle of the area, began a volume at 03:57 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 00:00Z, 4.0 hours before the alert went out and 51 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, Caribou, ME at 00:00Z on 2003-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 136 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Caribou, ME at 00:00Z on 2003-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
136 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
642 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
24 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KCAR 110403
FFWCAR
MEC003-111000-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CARIBOU ME
1158 PM EDT SUN AUG 10 2003

THE NATIONAL WEATHER SERVICE IN CARIBOU MAINE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTH CENTRAL AROOSTOOK COUNTY IN NORTHERN MAINE
  THIS INCLUDES THE CITY OF VAN BUREN

* UNTIL 600 AM EDT


* AT 1151 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR            
  INDICATED SHOWERS MOVING NORTHEAST TOWARD THE VAN BUREN AREA.

* EXCESSIVE RUNOFF FROM THESE SHOWERS COULD CAUSE FLOODING OF SMALL  
  STREAMS...URBAN AREAS INCLUDING HIGHWAYS AND UNDERPASSES           
  ...AS WELL AS COUNTRY ROADS AND LOW LYING FARMLANDS IN RURAL AREAS.

* THE VIOLETTE STREAM HAD SPILLED OVER ITS BANKS AND FLOODING HAS    
  BEEN OBSERVED ALONG THE ST. MARYS BROOK ROAD. THREE HOUSES        
  ALONG THE ST. MARYS BROOK ROAD HAVE WATER IN THEM. 

* BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
  THE DANGERS OF ROAD AND STREAM FLOODING. DRIVE VERY CAUTIOUSLY.
  DO NOT CROSS FLOODED ROADS AND IF FLOODING IS OBSERVED ACT
  QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO
  NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

* DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
  ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
  CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED
  QUICKLY. MOVE TO HIGHER GROUND.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF YOU ARE IN THE WARNING AREA SEEK SHELTER IN A SAFE PLACE.

REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY OR YOUR COUNTY
EMERGENCY MANAGEMENT. THEY WILL RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN CARIBOU MAINE.

$$

LAT...LON 4740 6820 4717 6770 4677 6826 4696 6866

HEWITT
NNNN
1 follow-up statement
000 
WGUS71 KCAR 110548
FFSCAR
MEC003-111000-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
145 AM EDT MON AUG 11 2003

...THE FLASH FLOOD WARNING FOR NORTH CENTRAL AROOSTOOK COUNTY 
CONTINUES IN EFFECT UNTIL 600 AM EDT...

AT 136 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
SHOWERS WITH MODERATE RAINFALL OVER NORTHWESTERN AROOSTOOK COUNTY 
MOVING TOWARD THE MADAWASKA AND VAN BUREN AREAS. 

LAW ENFORCEMENT AND EMERGENCY MANAGEMENT OFFICIALS REPORTED FLOODING 
ALONG THE VIOLETTE STREAM ON ST. MARYS ROAD IN VAN BUREN. SOME HOUSES 
HAD WATER GOING INTO THEM AND 3 HOUSES WERE BEING PUMPED OUT. THE 
ALEXANDER ROAD WAS CLOSED TO TRAFFIC. OTHER RURAL ROADS IN NORTHERN 
AROOSTOOK COUNTY HAD SOME WASHOUTS. 

FLOODING WILL CONTINUE IN THIS AREA ALONG THE VIOLETTE STREAM THROUGH THE 
MORNING HOURS AS MORE RAINFALL IS EXPECTED.     

A FLOOD WATCH REMAINS IN EFFECT UNTIL 430 AM EDT.

$$

HEWITT
NNNN

Nearby

Flash Flood Warnings in Maine, 2003Every flash flood warning in 2003

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.