Alert archive / Maine / Tornado Warnings in 2007

Tornado Warning 2, NWS Caribou, ME

August 3, 2007Aroostook County, Maine

NWS Caribou, ME issued this tornado warning at Aug 3, 2007, 12:56 PM EDT for Aroostook County, Maine. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 3, 2007, 12:56 PM EDT (16:56 UTC)
Expired
Aug 3, 2007, 1:30 PM EDT
In force
34 min
Issued by
NWS Caribou, ME
Area
Counties, with a storm outline in the text

County Aroostook County, ME

The radar

The Caribou radar (KCBW), 121 km from the middle of the area, began a volume at 16:59 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.

What was reported inside it

TimeReportWhereRemark
Aug 3, 1:15 PM EDTTSTM WND DMGVan Buren, METREES DOWN CASTONGUAY ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Aug 3, 12:56 PM EDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Caribou, ME (KCAR), launched 12:00Z, 4.9 hours before the alert went out and 27 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 12:00Z on 2007-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 294 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 12:00Z on 2007-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 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
294 J/kg
Mixed-layer CIN
-207 J/kg
Mixed-layer LCL
1260 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
137 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WFUS51 KCAR 031658
TORCAR
MEC003-031730-
/O.NEW.KCAR.TO.W.0002.070803T1656Z-070803T1730Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CARIBOU ME
1256 PM EDT FRI AUG 3 2007

THE NATIONAL WEATHER SERVICE IN CARIBOU MAINE HAS ISSUED A

* TORNADO WARNING CONTINUES FOR...
  NORTHEASTERN AROOSTOOK COUNTY IN NORTHERN MAINE...
  THIS INCLUDES THE CITY OF VAN BUREN...

* UNTIL 130 PM EDT...

* AT 1254 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 14 MILES
  SOUTHWEST OF VAN BUREN...MOVING NORTHEAST AT 40 MPH. THIS TORNADO
  MAY BE OBSCURED BY HEAVY RAINFALL. IN ADDITION...DAMAGING STRAIGHT
  LINE WINDS AND LARGE HAIL MAY ACCOMPANY THIS STORM.

* THE TORNADO WILL BE NEAR...
  STOCKHOLM CURRENTLY
  VAN BUREN BY 115 PM EDT...

TO REPORT SEVERE WEATHER DIRECTLY TO THE NATIONAL WEATHER SERVICE...
DIAL 1-877-633-6772 OR CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN CARIBOU MAINE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR MAINE.

LAT...LON 4710 6829 4698 6818 4710 6773 4726 6797

$$

NOUHAN
2 follow-up statements
000 
WWUS51 KCAR 031709
SVSCAR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
106 PM EDT FRI AUG 3 2007

MEC003-031730-
/O.CON.KCAR.TO.W.0002.000000T0000Z-070803T1730Z/
AROOSTOOK ME-
106 PM EDT FRI AUG 3 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 130 PM EDT FOR
NORTHEASTERN AROOSTOOK COUNTY...

AT 103 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED ABOUT 5 MILES EAST 
OF STOCKHOLM OR 6 MILES SOUTHWEST OF VAN BUREN. THIS TORNADO WAS
MOVING NORTHEAST AT 40 MPH.

THE TORNADO WILL BE NEAR...
  6 MILES SOUTHWEST OF VAN BUREN BY 120 PM EDT...
  NEAR HAMLIN AT 130 PM EDT...

IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING
DIME SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS LOCALLY UP TO
65 MPH.

HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.

TO REPORT SEVERE WEATHER DIRECTLY TO THE NATIONAL WEATHER SERVICE...
DIAL 1-877-633-6772 OR CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN CARIBOU MAINE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR MAINE.

LAT...LON 4713 6811 4704 6802 4710 6773 4726 6797

$$

NOUHAN
000 
WWUS51 KCAR 031724
SVSCAR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CARIBOU ME
121 PM EDT FRI AUG 3 2007

MEC003-031731-
/O.EXP.KCAR.TO.W.0002.000000T0000Z-070803T1730Z/
AROOSTOOK ME-
121 PM EDT FRI AUG 3 2007

...THE TORNADO WARNING FOR NORTHEASTERN AROOSTOOK COUNTY EXPIRES AT
130 PM EDT...

THE STORM HAS CROSSED EAST OVER THE BORDER INTO NEW BRUNSWICK
CANADA. 

TO REPORT SEVERE WEATHER DIRECTLY TO THE NATIONAL WEATHER SERVICE...
DIAL 1-877-633-6772 OR CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN CARIBOU MAINE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR MAINE.

LAT...LON 4713 6811 4704 6802 4710 6773 4726 6797

$$

NOUHAN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 2:17 AM EDTSevere Thunderstorm WarningCARAroostook43 min
Aug 3, 6:20 AM EDTSevere Thunderstorm WarningCARAroostook55 min
Aug 3, 7:08 AM EDTSevere Thunderstorm WarningCARAroostook37 min
Aug 3, 7:45 AM EDTSevere Thunderstorm WarningCARAroostook46 min
Aug 3, 7:51 AM EDTAreal Flood AdvisoryCARAroostook2 hr
Aug 3, 10:35 AM EDTSevere Thunderstorm WarningCARPenobscot, Piscataquis, Somerset55 min
Aug 3, 11:06 AM EDTSevere Thunderstorm WarningCARAroostook, Piscataquis, Somerset54 min
Aug 3, 11:29 AM EDTSevere Thunderstorm WarningCARAroostook, Penobscot, Piscataquis61 min
Aug 3, 11:52 AM EDTSevere Thunderstorm WarningCARAroostook, Penobscot53 min
Aug 3, 12:03 PM EDTSevere Thunderstorm WarningCARAroostook57 min
Aug 3, 12:24 PM EDTTornado WarningCARAroostook36 min
Aug 3, 12:45 PM EDTSevere Thunderstorm WarningCARAroostook, Penobscot60 min
Aug 3, 1:34 PM EDTAreal Flood AdvisoryCARAroostook95 min
Aug 3, 1:52 PM EDTAreal Flood AdvisoryCARAroostook, Penobscot, Piscataquis3 hr
Aug 3, 2:02 PM EDTSevere Thunderstorm WarningCARPiscataquis43 min
Aug 3, 2:46 PM EDTSevere Thunderstorm WarningCARPiscataquis44 min
Aug 3, 2:50 PM EDTSevere Thunderstorm WarningCARPiscataquis40 min
Aug 3, 3:26 PM EDTSevere Thunderstorm WarningCARPiscataquis38 min
Aug 3, 4:08 PM EDTAreal Flood AdvisoryCARAroostook, Penobscot, Piscataquis2 hr
Aug 3, 4:22 PM EDTSevere Thunderstorm WarningCARAroostook, Penobscot38 min
Aug 3, 5:11 PM EDTSevere Thunderstorm WarningCARAroostook34 min
Aug 3, 5:13 PM EDTSevere Thunderstorm WarningCARPiscataquis, Somerset21 min
Aug 3, 5:43 PM EDTSevere Thunderstorm WarningCARPenobscot32 min
Aug 3, 6:10 PM EDTAreal Flood AdvisoryCARAroostook, Hancock, Penobscot, Piscataquis, Washington3 hr
Aug 3, 6:12 PM EDTSevere Thunderstorm WarningCARPenobscot33 min
Aug 3, 6:34 PM EDTSevere Thunderstorm WarningCARPenobscot26 min
Aug 3, 6:37 PM EDTAreal Flood AdvisoryCARAroostook, Piscataquis, Somerset3 hr
Aug 3, 6:47 PM EDTSevere Thunderstorm WarningCARAroostook24 min

Nearby

Tornado Warnings in Maine, 2007Every tornado warning in 2007Tornadoes in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.