Alert archive / North Dakota / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 75, NWS Bismarck, ND

July 14, 1998McKenzie County, North Dakota

NWS Bismarck, ND issued this severe thunderstorm warning at Jul 14, 1998, 1:20 AM CDT for McKenzie County, North Dakota. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 14, 1998, 1:20 AM CDT (06:20 UTC)
Expired: Jul 14, 1998, 2:20 AM CDT
In force: 60 min
Issued by: NWS Bismarck, ND
Area: Whole counties

County McKenzie County, ND

The watch it was issued in

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

Issued	Product	Office	Lasted
Jul 14, 12:30 AM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 6.3 hours before the alert went out and 230 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 140 J/kg
Mixed-layer CIN: -323 J/kg
Mixed-layer LCL: 2380 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 80 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 KISN 140620 RRA
SVRISN
NDC053-140720-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILLISTON ND
120 AM CDT (1220 AM MDT) TUE JUL 14 1998

THE NATIONAL WEATHER SERVICE IN WILLISTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MCKENZIE COUNTY IN NORTHWESTERN NORTH DAKOTA

* UNTIL 220 AM CDT

* AT 115 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 39 MILES SOUTHWEST OF WILLISTON... MOVING EAST
  NORTHEAST AT 40 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  EAST FAIRVIEW AT 130 AM CDT
  CARTWRIGHT AT 135 AM CDT
  ALEXANDER AT 200 AM CDT

THIS STORM HAS A HISTORY OF DAMAGING WIND. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!

CECIL

IF YOU PLAN TO BE OUTDOORS THIS EVENING...CHECK THE LATEST WEATHER
INFORMATION AND KEEP A WEATHER EYE ON THE SKY.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 12:38 AM CDT	Severe Thunderstorm Warning	BIS	Golden Valley	47 min
Jul 14, 1:25 AM CDT	Severe Thunderstorm Warning	BIS	Billings	60 min
Jul 14, 1:43 AM CDT	Severe Thunderstorm Warning	BIS	Bowman, Slope	62 min
Jul 14, 3:13 AM CDT	Severe Thunderstorm Warning	BIS	Morton, Oliver	47 min
Jul 14, 3:18 AM CDT	Severe Thunderstorm Warning	BIS	Hettinger	47 min
Jul 14, 4:04 AM CDT	Severe Thunderstorm Warning	BIS	McLean, Oliver	61 min
Jul 14, 5:11 AM CDT	Severe Thunderstorm Warning	BIS	Pierce	44 min

Nearby

Severe Thunderstorm Warnings in North Dakota, 1998 Every severe thunderstorm warning in 1998

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.