Alert archive / South Dakota / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 33, NWS Sioux Falls, SD

June 5, 1990Lincoln County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 5, 1990, 1:19 AM CDT for Lincoln County, South Dakota. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Jun 5, 1990, 1:19 AM CDT (06:19 UTC)
Expired
Jun 5, 1990, 1:55 AM CDT
In force
36 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Lincoln County, SD

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

Omaha, NE (KOAX), launched 00:00Z, 6.3 hours before the alert went out and 220 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, Omaha, NE at 00:00Z on 1990-06-05Temperature 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, Omaha, NE at 00:00Z on 1990-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
3602 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
492 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 KFSD 050620
SVRFSD
IAC167-SDC083-050715-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
119 AM CDT TUE JUN 5 1990
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  215 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN NORTHWEST IOWA
          ...SIOUX
IN SOUTHEAST SOUTH DAKOTA
          ...SOUTHERN LINCOLN
 
SOME CITIES INCLUDED IN THIS WARNING IN SOUTH DAKOTA ARE BERESFORD AND
FAIRVIEW SOUTH DAKOTA AND ROCK VALLEY AND ORANGE CITY IOWA.
 
AT 110 AM CDT RADAR INDCIATED A LINE OF DEVELOPING SEVERE
THUNDERSTORMS FROM 25 MILES SOUTH OF SIOUX FALLS..EAST OF CENTERVILLE
TO 45 MILES SOUTHEAST OF SIOUX FALLS NEAR ARKON IOWA. THE
THUNDERSTORMS WERE MOVING EAST AT 35 TO 40 MPH.
 
IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD GET TO A
REINFORCED SHELTER. A SEVERE THUNDERSTORM PRODUCES WINDS IN EXCESS
OF 60 MPH...HAIL 3/4 INCH OR LARGER...DEADLY LIGHTNING...AND HEAVY
RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.
BEHREND

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 5, 12:26 AM CDT, 53 minutes before
IAZ001-004-005-050615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
1220 AM CDT TUE JUN 5 1990

...THUNDERSTORMS WITH STRONG GUSTY WINDS IN SIOUXLAND AREA...

AT 1215 AM CDT RADAR SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS MOVING
EAST ACROSS THE SIOUXLAND AREA AT 35 TO 40 MILES AN HOUR. THESE STORMS
WERE ACCOMPANIED BY STRONG GUSTY WINDS CAPABLE OF DOWNING DEAD TREES
AND BRANCHES. A GUST OF 42 MILES AN HOUR WAS RECORDED BY THE NATIONAL
WEATHER SERVICE AT THE SIOUX GATEWAY AIRPORT AT SIOUX CITY AT 1159 AM
CDT.

THESE THUNDERSTORMS EXTENDED ALONG BOTH SIDES OF THE MISSOURI AND BIG
SIOUX RIVERS FROM NEAR SIOUX FALLS SOUTH DAKOTA...THROUGH SIOUX CITY
TO JUST NORTH OF OMAHA NEBRASKA. THEY WILL AFFECT THE SIOUXLAND AREA
WITH WIND GUSTS TAROUND 45 MILES AN HOUR AND BRIEF HEAVY RAIN THROUGH
200 AM CDT.
KROPP
Special weather statement, Jun 5, 1:04 AM CDT, 15 minutes before
SDZ020-050630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 AM CDT TUE JUN 5 1990

...INTENSE THUNDERSTORMS OVER EXTREME SOUTHEAST SOUTH DAKOTA...

AT 1255 AM CDT A INTENSE THUNDERSTORM WAS LOCATED 45 MILES SOUTH OF
SIOUX FALLS NEAR HUB CITY. VERY HEAVY RAIN...HAIL AND WINDS GUSTING TO
40 TO 50 MPH ARE POSSIBLE WITH THIS THUNDERSTORM AS IT MOVES EAST AT
35 TO 40 MPH. PEOPLE IN EASTERN CLAY COUNTY SOUTH DAKOTA SHOULD BE ALERT
UNTIL 130 AM CDT FOR POSSIBLE ADVERSE WEATHER IN INTENSE THUNDERSTORMS.

BEHREND

The office that day

Everything else NWS Sioux Falls, SD issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 5, 1:14 AM CDTSevere Thunderstorm WarningFSDUnion61 min

Nearby

Severe Thunderstorm Warnings in South 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; the sounding from the Mesonet's radiosonde archive.