Alert archive / North Dakota / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 9, NWS Grand Forks, ND

June 3, 1986Dickey County, LaMoure County, North Dakota

NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 3, 1986, 5:03 PM CDT for Dickey County, LaMoure County, North Dakota. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Jun 3, 1986, 5:03 PM CDT (22:03 UTC)
Expired
Jun 3, 1986, 5:45 PM CDT
In force
42 min
Issued by
NWS Grand Forks, ND
Area
Whole counties

Counties Dickey County, ND, LaMoure County, ND

The radar

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

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 10.1 hours before the alert went out and 154 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, Aberdeen, SD at 12:00Z on 1986-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Aberdeen, SD at 12:00Z on 1986-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1209 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
85 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 severe thunderstorm 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, Jun 3, 3:42 PM CDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE FARGO ND
340 PM CDT TUE JUN 3 1986

AT 330 PM CDT...ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN WERE
DEVELOPING RAPIDLY OVER WEST CENTRAL MINNESOTA BETWEEN FARGO AND
DETROIT LAKES.  THE  STRONGEST THUNDERSTORMS WERE IN A SMALL CLUSTER
BETWEEN HAWLEY AND LAKE PARK OR ABOUT 15 MILES WEST OF DETROIT LAKES
MINNESOTA.

ANOTHER THUNDERSTORM WITH VERY HEAVY RAIN WAS LOCATED 20 MILES EAST OF
JAMESTOWN IN EXTREME WESTERN BARNES COUNTY.

THE THUNDERSTORMS NEAR DETROIT LAKES SHOULD BE MOVING THROUGH THE
DETROIT LAKES AREA BY 430 PM CDT.  THE STORM EAST OF JAMESTOWN SHOULD
BE MOVING INTO THE VALLEY CITY AREA OF EAST CENTRAL NORTH DAKOTA BY
430 PM CDT.

CONDITIONS ARE GOOD FOR THE CONTINUED DEVELOPMENT OF THESE THUNDER-
STORMS.  YOU SHOULD STAY ALERT FOR THREATENING WEATHER AND STAY TUNED
TO RADIO AND T.V. AS WELL AS NOAA WEATHER RADIO FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

IN ADDITION...WIDELY SCATTERED THUNDERSTORMS AND RAINSHOWERS CONTINUED
OVER PARTS OF NORTHWEST AND WEST CENTRAL MINNESOTA AS WELL AS NORTHEAST
NORTH DAKOTA.  THE STRONGEST THUNDERSTORMS WERE IN THE BEMIDJI/LEECH
LAKE AREAS.

MOVEMENT OF ALL THE THUNDERSTORMS AND RAINSHOWERS WAS EAST AT 25 MILES
AN HOUR.
EWENS

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 3, 3:52 PM CDTSevere Thunderstorm WarningFGFBarnes53 min
Jun 3, 4:37 PM CDTSevere Thunderstorm WarningFGFLaMoure33 min
Jun 3, 5:48 PM CDTSevere Thunderstorm WarningFGFDickey, LaMoure57 min
Jun 3, 6:16 PM CDTSevere Thunderstorm WarningFGFDickey59 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 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; the sounding from the Mesonet's radiosonde archive.