Alert archive / North Dakota / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 39, NWS Bismarck, ND

July 2, 1990Burke County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 2, 1990, 4:18 PM CDT for Burke County, North Dakota. It was in force for 57 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
Jul 2, 1990, 4:18 PM CDT (21:18 UTC)
Expired
Jul 2, 1990, 5:15 PM CDT
In force
57 min
Issued by
NWS Bismarck, ND
Area
Whole counties

County Burke 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
Jul 2, 5:15 PM CDTHail 2Burke, 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

Bismarck Municip, ND (KBIS), launched 12:00Z, 9.3 hours before the alert went out and 263 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, Bismarck Municip, ND at 12:00Z on 1990-07-02Temperature 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, Bismarck Municip, ND at 12:00Z on 1990-07-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
0 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
62 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 
TTAA00 KISN 022118
SVRISN
NDC013-022215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE WILLISTON ND
418 PM CDT MON JUL 2 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 515 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTHWEST PART OF NORTH DAKOTA
      BURKE

AT 416 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A
SEVERE THUNDERSTORM 45 MILES NORTHEAST OF WILLISTON IN EXTREME
EASTERN DIVIDE COUNTY. THIS STORM IS MOVING TO THE EAST SOUTHEAST
AT 35 MPH AND WILL BE MOVING INTO WESTERN BURKE COUNTY DURING
THE NEXT 10 MINUTES.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND NEAR WINDOWS.  DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.  MOTORISTS
SHOULD AVOID LOW WATER CROSSINGS.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY LIGHTNING.  PEOPLE OUTSIDE
SHOULD MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING.  ONCE
INSIDE...STAY AWAY FROM WINDOWS.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNYED AREA.  REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.

 RICHMOND

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, Jul 2, 12:21 PM CDT, 3 hours 57 minutes before
NDZ001>018-022200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
1220 PM CDT MON JUL 2 1990

...A HOT AND MUGGY DAY ACROSS NORTH DAKOTA...

WITH TEMPERATURES CLIMBING INTO THE 90S AND DEWPOINTS IN THE LOWER 70S
THIS AFTERNOON WILL NOT ONLY BE UNPLEASANT...BUT ALSO POTENTIALLY
DANGEROUS FOR NORTH DAKOTANS.

PERSONS SHOULD LIMIT OUTDOOR ACTIVITIES AS MUCH AS POSSIBLE AND DRINK
PLENTY OF FLUIDS. TAKE ADVANTAGE OF SHADED AREAS AND AIR-CONDITIONED
BUILDINGS WHEREVER POSSIBLE.

DO NOT LEAVE PETS UNATTENDED IN VEHICLES...EVEN WITH THE WINDOWS
PARTIALLY OPEN.

HEAT STROKE CAN BE DEADLY...SO BE CAUTIOUS.

A COLD FRONT MOVING IN FROM THE NORTHERN ROCKIES TUESDAY MORNING WILL
BRING SOME RELIEF FROM THE HEAT AND HUMIDITY.

LEBLANG
Special weather statement, Jul 2, 2:05 PM CDT, 2 hours 13 minutes before
NDZ001-022000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILLISTON ND
205 PM CDT MON JUL 02 1990

...VERY STRONG THUNDERSTORM DEVELOPING OVER NORTHWESTERN NORTH DAKOTA...

AT 200 PM CDT...NATIONAL WEATHER SERVICE RADAR IN WILLISTON INDICATED
A VERY STRONG THUNDERSTORM 50 MILES NORTH OF WILLISTON...NEAR THE TOWN
OF FORTUNA IN NORTHERN DIVIDE COUNTY. THIS STORM APPEARS TO BE
DEVELOPING RAPIDLY AND HAS THE POTENTIAL FOR HEAVY RAIN AND VERY
{STRONG WINDS.  MOVEMENT IS TO THE EAST AT 25 MPH.
LEWIS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 2, 1:18 AM CDTSevere Thunderstorm WarningBISDivide42 min
Jul 2, 3:08 PM CDTSevere Thunderstorm WarningBISDivide52 min
Jul 2, 3:57 PM CDTSevere Thunderstorm WarningBISDivide, Williams63 min
Jul 2, 5:17 PM CDTSevere Thunderstorm WarningBISBurke58 min
Jul 2, 5:59 PM CDTSevere Thunderstorm WarningBISRenville, Ward61 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1990Every severe thunderstorm warning in 1990

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.