Alert archive / Iowa / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 87, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 28, 1990, 2:08 AM CDT for Ida County, Iowa. It was in force for 37 min.
The area
The counties it named.
The facts
- Issued
- Jun 28, 1990, 2:08 AM CDT (07:08 UTC)
- Expired
- Jun 28, 1990, 2:45 AM CDT
- In force
- 37 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Whole counties
County Ida County, IA
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, 7.1 hours before the alert went out and 138 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3614 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 202 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KSUX 280709 COR
SVRSUX
IAC093-280800-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED FOR EXPIRATION TIME...
NATIONAL WEATHER SERVICE SIOUX CITY IA
208 AM CDT THU JUN 28 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 245 AM CDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE WEST CENTRAL PART OF IOWA
IDA
AT 200 AM CDT RADAR SHOWED A SEVERE THUNDERSTORM IN SOUTHERN
CHEROKEE COUNTY MOVING SOUTHEAST AT 40 MILES AN HOUR. THIS STORM
HAS A HISTORY OF WIND GUSTS UP TO 65 MILES AN HOUR AND VERY HEAVY
RAIN. PERSONS IN THE TOWN OF IDA GROVE AS WELL AS THE SURROUNDING
AREA SHOULD TAKE SHELTER IMMEDIATELY.
REMEMBER...SEVERE THUNDERSTORMS CAN PRODUCE DAMAGING WINDS IN EXCESS
OF 60 MPH...LARGE HAIL...DEADLY LIGHTNING...AND HEAVY RAINS THAT CAN
QUICKLY FLOOD LOW LYING AREAS. IF YOU ARE IN THE PATH OF THIS STORM
TAKE SHELTER IN A REINFORCED BUILDING IMMEDIATELY.
ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORTS
OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE.
DROZDWhat 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
Local storm report, Jun 28, 12:43 AM CDT, 1 hour 25 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
100 AM CDT THU JUN 28 1990
STORM DATA FOR WED JUN 28 AND THU JUN 29 1990
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
915 PM CDT GRANT COUNTY...MILBANK 64 MPH WINDS.
RADIO STATION
932 PM THRU MINNEHAHA COUNTY...SIOUX MARBLE TO 1 INCH HAIL...
935 PM CDT FALLS
940 PM CDT MINNEHAHA COUNTY...WEST PEA TO MARBLE SIZE HAIL.
SIDE SIOUX FALLS
942 PM CDT MINNEHAHA COUNTY...SOUTH 3/4 INCH HAIL.
SIDE SIOUX FALLS
1032 PM CDT LAKE COUNTY...LAKE BRANT 1 TO 11/2 INCH HAIL. WINDS
OVR 40 MPH. HEAVY RAIN.
POOR VISIBILITY.
1041 PM CDT MOODY-LAKE COUNTY BORDER 3/4 INCH HAIL 50 MPH WIND.
NEAR CHESTER
1042 PM CDT LAKE COUNTY...8 NW MADISON 3/4 INCH HAIL.
1044 PM CDT N OF HARTFORD THREE SEPERATE FUNNEL
CLOUDS APPARENTLY MOVING
TOWARD HARTFORD.
1052 PM CDT MINNEHAHA COUNTY...2 MI NORTH HAIL.
OF LYONS
1054 PM CDT MINNEHAHA COUNTY...COLTON ESTIMATED WINDS 60 MPH.
1055 PM CDT LAKE COUNTY...CHESTER 1.35 IN RAIN. BASEBALL SIZE
HAIL. STRONG WINDS.
1055 PM CDT LAKE COUNTY...3 S CHESTER BIG TREES DOWN.
1055 PM CDT MINNEHAHA...CROOKS 1 INCH HAIL.
1104 PM CDT MINNEHAHA...CROOKS LARGE HAIL. WIND 35 TO 40
MPH. BRANCHES DOWN.
1105 PM CDT MINNEHAHA COUNTY...WEST SIDE 3/4 INCH HAIL.
OF SIOUX FALLS
1112 PM CDT MINNEHAHA COUNTY...SIOUX 71 MPH WINDS.
FALLS AIRPORT
1122 PM CDT ROCK sCOUNTY MN...LAVERNE 60 MPH WINDS.
1123 PM CDT MINNEHAHA COUNTY...SE OF SIOUX HAIL BREAKING WINDOWS.
FALLS KSSO TRANSMITTER DRIFTS OF 3/4 INCH HAIL.
BIERSpecial weather statement, Jun 28, 12:52 AM CDT, 1 hour 16 minutes before
SDZ003-004-015-018-280630- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 1250 AM CDT WED JUN 27 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PARTS OF NORTHERN SOUTH DAKOTA UNTIL 4 AM CDT AND PARTS OF SOUTHEAST SOUTH DAKOTA UNTIL 5 AM CDT... AT 1225 AM CDT...ISOLATED THUNDERSTORMS WERE OCCURRING OVER SOUTH CENTRAL AND SOUTHEAST SOUTH DAKOTA. THE THUNDERSTORMS WERE 10 MILES SOUTH OF WINNER AND NEAR SIOUX FALLS. THE STRONGEST THUNDERSTORM WAS NEAR SIOUX FALLS AND WAS MOVING SOUTHEAST AT 40 MILES AN HOUR. ALSO...SCATTERED THUNDERSTORMS WITH LIGHT RAIN WERE OVER NORTH CENTRAL SOUTH DAKOTA IN THE AREA ALONG AND 60 MILES EITHER SIDE OF MISSOURI RIVER FROM THE NORTH DAKOTA LINE TO PIERRE. MOVEMENT OF THESE HAVE NOT YET BEEN DETERMINED. MOHR
Local storm report, Jun 28, 1:09 AM CDT, 59 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
110 AM CDT THU JUN 28 1990
STORM DATA FOR WED JUN 28 AND THU JUN 29 1990
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
1115 PM CDT MINNEHAHA...3 MI E FSD ANTENNA DOWN. ROOF OFF
SHED.
1120 PM CDT MINNEHAHA...N OF COLTON WATER OVER ROADS.
1128 PM CDT MINNEHAHA...CNTRL SIOUX FALLS 2 INCHES OF RAIN.
1129 PM CDT MINNEHAHA...CROOKS HOUSE COMPLETELY BURNED UP
BY LIGHTNING.
1130 PM CDT MINNEHAHA...4 WNW CANTON 2.20 INCH RAIN. 60 MPH
WINDS. SMALL HAIL.
1134 PM CDT MINNEHAHA...NORTHERN WATER UP OVER CURB.
SIOUX FALLS
1143 PM CDT MINNEHAHA...NORTHERN 15 TO 20 INCHES OF WATER
ON ROAD.
1145 PM CDT MINNEHAHA...CENTRAL DOWNED TREE OBSTRUCTING
SIOUX FALLS. ROAD.
1155 PM CDT MINNEHAHA...WALL LAKE 18 INCH TREE UPROOTED
OVERLAYING ROAD.
1245 AM CDT MINNEHAHA...SOUTHERN SIOUX 21/2 TO 3 INCHES OF RAIN.
FALLS
1245 AM CDT MINNEHAHA...7 SW SIOUX 3/4 INCH HAIL.
FALLS
1250 PM CDT MINNEHAHA...EASTERN SIOUX 1.92 INCHES RAIN.
FALLS
BIERLocal storm report, Jun 28, 1:50 AM CDT, 18 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
145 PM CDT THU JUN 28 1990
STORM DATA FOR WED JUN 27 AND THU JUN 28 1990
TIME COUNTY...LOCATION AND STATE CHARACTER OF STORM...DAMAGE
.......................................................................
857 PM CDT MINNEHAHA...COLTON 50 MPH WINDS.
908 PM CDT MINNEHAHA...DELL RAPIDS 3/4 INCH HAIL.
908 PM CDT MINNEHAHA...HUMBHOLDT DUST STORM 40 TO 50 MPH
WINDS.
910 PM CDT MINNEHAHA...1 N LYONS DUST STORM
911 PM TO MINNEHAHA...4 N HARTFORD 45 TO 50 MPH WINDS. 1/2
914 PM CDT MILE VISIBILITY IN DUST.
HEAVY RAIN. PEA SIZE HAIL.
914 PM CDT MINNEHAHA...BALTIC MODERATE RAIN 40 TO 50 MPH
WINDS.
918 PM CDT MINNEHAHA...LYONS 55 MPH WINDS PEA TO MARBLE
SIZE HAIL. 100 FEET
VISIBILITY IN HEAVY RAIN.
920 PM CDT MINNEHAHA...BALTIC 40 TO 50 MPH WINDS. PEA
SIZED HAIL.
925 PM CDT MINNEHAHA...RENNER NW WINDS 35 TO 40 MPH.
928 PM CDT MINNEHAHA...RENNER HEAVY RAIN...MARBLE HAIL
NORTHWEST WINDS 35 TO 40
MPH.
1052 PM CDT MINNEHAHA...DELLS MARBLE SIZE HAIL.
BIERSpecial weather statement, Jun 28, 1:59 AM CDT, 9 minutes before
SDZ003-015-280740 SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE HURON SD 150 AM CDT THU JUN 28 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR PARTS OF NORTHERN SOUTH DAKOTA UNTIL 4 AM CDT AND PARTS OF SOUTHEAST SOUTH DAKOTA UNTIL 5 AM CDT... AT 125 AM CDT...ISOLATED THUNDERSTORMS WERE OCCURRING OVER SOUTH CENTRAL SOUTH DAKOTA. THE THUNDERSTORMS WERE IN A 35 MILE WIDE AREA JUST SOUTHEAST OF WINNER ALONG THE SOUTH DAKOTA AND NEBRASKA BORDER. THE STRONGEST THUNDERSTORM WAS 25 MILES SOUTHEAST OF WINNER. MOVEMENT WAS EAST AT 35 MILES AN HOUR. ALSO...SCATTERED THUNDERSTORMS WITH LIGHT RAIN CONTINUED OVER NORTH CENTRAL SOUTH DAKOTA IN THE AREA ALONG AND WEST OF THE MISSOURI RIVER. THE STRONGEST THUNDERSTORM WAS 30 MILES SOUTHWEST OF MOBRIDGE. MOVEMENT WAS EAST AT 30 MILES AN HOUR. MOHR
Special weather statement, Jun 28, 2:07 AM CDT, 1 minute before
IAZ001-280800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 205 AM CDT THU JUN 28 1990 ...SEVERE WEATHER WARNING FOR NORTHERN SIOUX AND SOUTHERN LYON COUNTIES OF NORTHWEST IOWA EXPIRED AT 2 AM... AT 2 AM CDT THE SEVERE THUNDERSTORM WARNING EXPIRED FOR NORTHERN SIOUX AND SOUTHERN LYON COUNTIES OF NORTHWEST IOWA. THUNDERSTORMS CONTINUE IN NORTHWEST IOWA...BUT WERE NOT NOW SEVERE IN EXTREME NORTHWEST IOWA AND NO ADDITIONAL WARNINGS WILL BE ISSUED AT THIS TIME. UMLAND
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 27, 9:34 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 56 min |
| Jun 27, 11:56 PM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 12:30 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 30 min |
| Jun 28, 12:49 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 41 min |
| Jun 28, 12:58 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Osceola, Sioux | 32 min |
| Jun 28, 1:26 AM CDT | Severe Thunderstorm Warning | FSD | Lyon, Sioux | 34 min |
| Jun 28, 1:37 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien, Plymouth | 53 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, Ida | 69 min |
| Jun 28, 2:36 AM CDT | Severe Thunderstorm Warning | FSD | O'Brien | 69 min |
| Jun 28, 2:58 AM CDT | Severe Thunderstorm Warning | FSD | Sioux | 32 min |
| Jun 28, 3:47 AM CDT | Severe Thunderstorm Warning | FSD | Cherokee, O'Brien | 58 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 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.