Alert archive / North Dakota / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 8, NWS Bismarck, ND

June 2, 1986Rolette County, Towner County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jun 2, 1986, 7:15 PM CDT for Rolette County, Towner County, North Dakota. It was in force for 30 min. 1 report 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 2, 1986, 7:15 PM CDT (00:15 UTC)
Expired
Jun 2, 1986, 7:45 PM CDT
In force
30 min
Issued by
NWS Bismarck, ND
Area
Whole counties

Counties Rolette County, ND, Towner County, ND

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 2, 7:20 PM CDTThunderstorm Wind 52Rolette, ND

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

Aberdeen, SD (KHON), launched 00:00Z, 0.3 hours before the alert went out and 435 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 00:00Z on 1986-06-03Temperature 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, Aberdeen, SD at 00:00Z on 1986-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.1939Sfc1 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
1838 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
124 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 7:15 PM CDTSevere Thunderstorm WarningBISRamsey30 min
Jun 2, 7:50 PM CDTSevere Thunderstorm WarningBISDivide, Williams55 min
Jun 2, 8:03 PM CDTSevere Thunderstorm WarningBISBottineau, Renville30 min
Jun 2, 8:28 PM CDTSevere Thunderstorm WarningBISBottineau, Renville30 min
Jun 3, 4:37 PM CDTSevere Thunderstorm WarningBISLogan33 min
Jun 3, 5:03 PM CDTSevere Thunderstorm WarningBISLogan42 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.