Alert archive / Maine / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 2, NWS Caribou, ME

June 16, 1986Aroostook County, Maine

NWS Caribou, ME issued this severe thunderstorm warning at Jun 16, 1986, 3:15 PM EDT for Aroostook County, Maine. It was in force for 60 min. 7 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 16, 1986, 3:15 PM EDT (19:15 UTC)
Expired
Jun 16, 1986, 4:15 PM EDT
In force
60 min
Issued by
NWS Caribou, ME
Area
Whole counties

County Aroostook County, ME

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Jun 16, 3:20 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 3:30 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 3:40 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 3:55 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 3:55 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 4:00 PM EDTThunderstorm Wind 0Aroostook, ME
Jun 16, 4:20 PM EDTHail 0.75Aroostook, ME

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Caribou, ME (KCAR), launched 12:00Z, 7.3 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 12:00Z on 1986-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Caribou, ME at 12:00Z on 1986-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1716 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
230 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPWM 161916 RRA
SVRCAR
BULLETIN-EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PORTLAND, ME
315 PM EDT MON JUN 16 1986
MEC003-162015-

BULLETIN--IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATONAL WEATHER SERVICE CARIBOU ME
315 PM EDT MON JUN 16 1986

A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 415PM EDT FOR PEOPLE
IN THE FOLLOWING COUNTY OF SOUTHER ARROOSTOOK.

AT 3 PM THE PORTLAND RADAR INDICATED A POTENTIAL SEVERE THUNDERSTORM
IN THE VICINITY OF MILLINOCKET  MOVING EASTNORTHEAST AT 45 MPH.


A SEVERE THUNDERSTORM PRODUCES WINDS IN EXCESS OF 58 MPH AND OR HAIL
3/4 INCH OR LARGER IN DIAMETER.
IF THREATENING WEATHER APPROACHES YOU SHOULD GO TO A SAFE PLACE
IMbMEDIATELY.

 /WSO CARIBOU

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 2:04 PM EDTSevere Thunderstorm WarningCARPenobscot, Somerset56 min
Jun 16, 4:15 PM EDTSevere Thunderstorm WarningCARAroostook60 min

Nearby

Severe Thunderstorm Warnings in Maine, 1986Every severe thunderstorm warning in 1986

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.